Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
[NETFILTER]: Rename init functions.
[TCP]: Fix RFC2465 typo.
[INET]: Introduce tunnel4/tunnel6
[NET]: deinline 200+ byte inlines in sock.h
[ECONET]: Convert away from SOCKOPS_WRAPPED
[NET]: Fix ipx/econet/appletalk/irda ioctl crashes
[NET]: Kill Documentation/networking/TODO
[TG3]: Update version and reldate
[TG3]: Skip timer code during full lock
[TG3]: Speed up SRAM access
[TG3]: Fix PHY loopback on 5700
[TG3]: Fix bug in 40-bit DMA workaround code
[TG3]: Fix probe failure due to invalid MAC address
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt
index ee551c6..217e517 100644
--- a/Documentation/powerpc/booting-without-of.txt
+++ b/Documentation/powerpc/booting-without-of.txt
@@ -719,6 +719,11 @@
- model : this is your board name/model
- #address-cells : address representation for "root" devices
- #size-cells: the size representation for "root" devices
+ - device_type : This property shouldn't be necessary. However, if
+ you decide to create a device_type for your root node, make sure it
+ is _not_ "chrp" unless your platform is a pSeries or PAPR compliant
+ one for 64-bit, or a CHRP-type machine for 32-bit as this will
+ matched by the kernel this way.
Additionally, some recommended properties are:
diff --git a/arch/mips/kernel/irixsig.c b/arch/mips/kernel/irixsig.c
index 08273a2..8150f07 100644
--- a/arch/mips/kernel/irixsig.c
+++ b/arch/mips/kernel/irixsig.c
@@ -603,7 +603,7 @@
/* move to end of parent's list to avoid starvation */
write_lock_irq(&tasklist_lock);
remove_parent(p);
- add_parent(p, p->parent);
+ add_parent(p);
write_unlock_irq(&tasklist_lock);
retval = ru ? getrusage(p, RUSAGE_BOTH, ru) : 0;
if (retval)
@@ -643,7 +643,7 @@
write_lock_irq(&tasklist_lock);
remove_parent(p);
p->parent = p->real_parent;
- add_parent(p, p->parent);
+ add_parent(p);
do_notify_parent(p, SIGCHLD);
write_unlock_irq(&tasklist_lock);
} else
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index a433b71..2cdc35c 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -491,7 +491,7 @@
If in doubt, say Y here.
config TAU
- bool "Thermal Management Support"
+ bool "On-chip CPU temperature sensor support"
depends on 6xx
help
G3 and G4 processors have an on-chip temperature sensor called the
@@ -500,7 +500,7 @@
on-die temperature in /proc/cpuinfo if the cpu supports it.
Unfortunately, on some chip revisions, this sensor is very inaccurate
- and in some cases, does not work at all, so don't assume the cpu
+ and in many cases, does not work at all, so don't assume the cpu
temp is actually what /proc/cpuinfo says it is.
config TAU_INT
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index 9254806..8d48e9e 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -110,11 +110,6 @@
depends on 4xx || LOPEC || MV64X60 || PPLUS || PRPMC800 || \
PPC_GEN550 || PPC_MPC52xx
-config PPC_OCP
- bool
- depends on IBM_OCP || XILINX_OCP
- default y
-
choice
prompt "Early debugging (dangerous)"
bool
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 829e017..6ec84d3 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -129,13 +129,8 @@
arch/powerpc/lib/ \
arch/powerpc/sysdev/ \
arch/powerpc/platforms/
-core-$(CONFIG_PPC32) += arch/ppc/kernel/
-core-$(CONFIG_MATH_EMULATION) += arch/ppc/math-emu/
+core-$(CONFIG_MATH_EMULATION) += arch/powerpc/math-emu/
core-$(CONFIG_XMON) += arch/powerpc/xmon/
-core-$(CONFIG_APUS) += arch/ppc/amiga/
-drivers-$(CONFIG_8xx) += arch/ppc/8xx_io/
-drivers-$(CONFIG_4xx) += arch/ppc/4xx_io/
-drivers-$(CONFIG_CPM2) += arch/ppc/8260_io/
drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 3c2acab..fe22e54 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.16-rc6
-# Wed Mar 15 16:19:48 2006
+# Linux kernel version: 2.6.16
+# Thu Mar 23 20:48:09 2006
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -30,6 +30,7 @@
CONFIG_PPC_FPU=y
CONFIG_ALTIVEC=y
CONFIG_PPC_STD_MMU=y
+CONFIG_VIRT_CPU_ACCOUNTING=y
CONFIG_SMP=y
CONFIG_NR_CPUS=4
@@ -51,7 +52,8 @@
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
-# CONFIG_IKCONFIG is not set
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -85,7 +87,7 @@
CONFIG_OBSOLETE_MODPARM=y
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
-# CONFIG_KMOD is not set
+CONFIG_KMOD=y
CONFIG_STOP_MACHINE=y
#
@@ -130,7 +132,8 @@
#
# Cell Broadband Engine options
#
-CONFIG_SPU_FS=y
+CONFIG_SPU_FS=m
+CONFIG_SPUFS_MMAP=y
#
# Kernel options
@@ -144,7 +147,7 @@
# CONFIG_PREEMPT is not set
CONFIG_PREEMPT_BKL=y
CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_MISC is not set
+CONFIG_BINFMT_MISC=m
CONFIG_FORCE_MAX_ZONEORDER=13
# CONFIG_IOMMU_VMERGE is not set
CONFIG_KEXEC=y
@@ -155,13 +158,16 @@
CONFIG_ARCH_FLATMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_SELECT_MEMORY_MODEL=y
-CONFIG_FLATMEM_MANUAL=y
+# CONFIG_FLATMEM_MANUAL is not set
# CONFIG_DISCONTIGMEM_MANUAL is not set
-# CONFIG_SPARSEMEM_MANUAL is not set
-CONFIG_FLATMEM=y
-CONFIG_FLAT_NODE_MEM_MAP=y
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_SPARSEMEM=y
+CONFIG_HAVE_MEMORY_PRESENT=y
# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPARSEMEM_EXTREME=y
+# CONFIG_MEMORY_HOTPLUG is not set
CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_MIGRATION=y
# CONFIG_PPC_64K_PAGES is not set
CONFIG_SCHED_SMT=y
CONFIG_PROC_DEVICETREE=y
@@ -232,6 +238,7 @@
# CONFIG_IP_VS is not set
CONFIG_IPV6=y
# CONFIG_IPV6_PRIVACY is not set
+# CONFIG_IPV6_ROUTER_PREF is not set
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
CONFIG_INET6_IPCOMP=m
@@ -244,25 +251,7 @@
# Core Netfilter Configuration
#
# CONFIG_NETFILTER_NETLINK is not set
-CONFIG_NETFILTER_XTABLES=m
-CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
-CONFIG_NETFILTER_XT_TARGET_MARK=m
-CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
-CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
-CONFIG_NETFILTER_XT_MATCH_COMMENT=m
-CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
-# CONFIG_NETFILTER_XT_MATCH_DCCP is not set
-CONFIG_NETFILTER_XT_MATCH_HELPER=m
-CONFIG_NETFILTER_XT_MATCH_LENGTH=m
-CONFIG_NETFILTER_XT_MATCH_LIMIT=m
-CONFIG_NETFILTER_XT_MATCH_MAC=m
-CONFIG_NETFILTER_XT_MATCH_MARK=m
-CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
-CONFIG_NETFILTER_XT_MATCH_REALM=m
-CONFIG_NETFILTER_XT_MATCH_SCTP=m
-CONFIG_NETFILTER_XT_MATCH_STATE=m
-CONFIG_NETFILTER_XT_MATCH_STRING=m
-CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
+# CONFIG_NETFILTER_XTABLES is not set
#
# IP: Netfilter Configuration
@@ -278,51 +267,13 @@
CONFIG_IP_NF_TFTP=m
CONFIG_IP_NF_AMANDA=m
# CONFIG_IP_NF_PPTP is not set
+# CONFIG_IP_NF_H323 is not set
CONFIG_IP_NF_QUEUE=m
-CONFIG_IP_NF_IPTABLES=m
-CONFIG_IP_NF_MATCH_IPRANGE=m
-CONFIG_IP_NF_MATCH_MULTIPORT=m
-CONFIG_IP_NF_MATCH_TOS=m
-CONFIG_IP_NF_MATCH_RECENT=m
-CONFIG_IP_NF_MATCH_ECN=m
-CONFIG_IP_NF_MATCH_DSCP=m
-CONFIG_IP_NF_MATCH_AH_ESP=m
-CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_MATCH_OWNER=m
-CONFIG_IP_NF_MATCH_ADDRTYPE=m
-CONFIG_IP_NF_MATCH_HASHLIMIT=m
-CONFIG_IP_NF_MATCH_POLICY=m
-CONFIG_IP_NF_FILTER=m
-CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_ULOG=m
-CONFIG_IP_NF_TARGET_TCPMSS=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_NAT_NEEDED=y
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_NETMAP=m
-CONFIG_IP_NF_TARGET_SAME=m
-CONFIG_IP_NF_NAT_SNMP_BASIC=m
-CONFIG_IP_NF_NAT_IRC=m
-CONFIG_IP_NF_NAT_FTP=m
-CONFIG_IP_NF_NAT_TFTP=m
-CONFIG_IP_NF_NAT_AMANDA=m
-CONFIG_IP_NF_MANGLE=m
-CONFIG_IP_NF_TARGET_TOS=m
-CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_DSCP=m
-CONFIG_IP_NF_TARGET_TTL=m
-CONFIG_IP_NF_RAW=m
-CONFIG_IP_NF_ARPTABLES=m
-CONFIG_IP_NF_ARPFILTER=m
-CONFIG_IP_NF_ARP_MANGLE=m
#
# IPv6: Netfilter Configuration (EXPERIMENTAL)
#
# CONFIG_IP6_NF_QUEUE is not set
-# CONFIG_IP6_NF_IPTABLES is not set
#
# DCCP Configuration (EXPERIMENTAL)
@@ -355,7 +306,6 @@
# QoS and/or fair queueing
#
# CONFIG_NET_SCHED is not set
-CONFIG_NET_CLS_ROUTE=y
#
# Network testing
@@ -408,7 +358,7 @@
# CONFIG_BLK_DEV_COW_COMMON is not set
CONFIG_BLK_DEV_LOOP=y
# CONFIG_BLK_DEV_CRYPTOLOOP is not set
-CONFIG_BLK_DEV_NBD=y
+# CONFIG_BLK_DEV_NBD is not set
# CONFIG_BLK_DEV_SX8 is not set
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
@@ -484,7 +434,23 @@
#
# Multi-device support (RAID and LVM)
#
-# CONFIG_MD is not set
+CONFIG_MD=y
+CONFIG_BLK_DEV_MD=m
+CONFIG_MD_LINEAR=m
+CONFIG_MD_RAID0=m
+CONFIG_MD_RAID1=m
+# CONFIG_MD_RAID10 is not set
+# CONFIG_MD_RAID5 is not set
+# CONFIG_MD_RAID6 is not set
+# CONFIG_MD_MULTIPATH is not set
+# CONFIG_MD_FAULTY is not set
+CONFIG_BLK_DEV_DM=m
+CONFIG_DM_CRYPT=m
+CONFIG_DM_SNAPSHOT=m
+CONFIG_DM_MIRROR=m
+CONFIG_DM_ZERO=m
+CONFIG_DM_MULTIPATH=m
+# CONFIG_DM_MULTIPATH_EMC is not set
#
# Fusion MPT device support
@@ -548,7 +514,7 @@
# CONFIG_ACENIC is not set
# CONFIG_DL2K is not set
CONFIG_E1000=m
-# CONFIG_E1000_NAPI is not set
+CONFIG_E1000_NAPI=y
# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
# CONFIG_NS83820 is not set
# CONFIG_HAMACHI is not set
@@ -560,7 +526,7 @@
# CONFIG_SK98LIN is not set
# CONFIG_TIGON3 is not set
# CONFIG_BNX2 is not set
-CONFIG_SPIDER_NET=y
+CONFIG_SPIDER_NET=m
# CONFIG_MV643XX_ETH is not set
#
@@ -678,6 +644,8 @@
# CONFIG_SERIAL_JSM is not set
CONFIG_UNIX98_PTYS=y
# CONFIG_LEGACY_PTYS is not set
+CONFIG_HVC_DRIVER=y
+CONFIG_HVC_RTAS=y
#
# IPMI
@@ -694,14 +662,13 @@
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-# CONFIG_WATCHDOG_RTAS is not set
+CONFIG_WATCHDOG_RTAS=y
#
# PCI-based Watchdog Cards
#
# CONFIG_PCIPCWATCHDOG is not set
# CONFIG_WDTPCI is not set
-# CONFIG_RTC is not set
CONFIG_GEN_RTC=y
# CONFIG_GEN_RTC_X is not set
# CONFIG_DTLK is not set
@@ -833,6 +800,7 @@
#
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
+CONFIG_USB_ARCH_HAS_EHCI=y
# CONFIG_USB is not set
#
@@ -852,7 +820,14 @@
#
# InfiniBand support
#
-# CONFIG_INFINIBAND is not set
+CONFIG_INFINIBAND=y
+CONFIG_INFINIBAND_USER_MAD=m
+CONFIG_INFINIBAND_USER_ACCESS=m
+CONFIG_INFINIBAND_MTHCA=m
+CONFIG_INFINIBAND_MTHCA_DEBUG=y
+CONFIG_INFINIBAND_IPOIB=m
+CONFIG_INFINIBAND_IPOIB_DEBUG=y
+CONFIG_INFINIBAND_IPOIB_DEBUG_DATA=y
#
# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
@@ -1037,10 +1012,6 @@
# CONFIG_LIBCRC32C is not set
CONFIG_ZLIB_INFLATE=m
CONFIG_ZLIB_DEFLATE=m
-CONFIG_TEXTSEARCH=y
-CONFIG_TEXTSEARCH_KMP=m
-CONFIG_TEXTSEARCH_BM=m
-CONFIG_TEXTSEARCH_FSM=m
#
# Instrumentation Support
@@ -1058,7 +1029,7 @@
CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
-# CONFIG_DEBUG_MUTEXES is not set
+CONFIG_DEBUG_MUTEXES=y
# CONFIG_DEBUG_SPINLOCK is not set
CONFIG_DEBUG_SPINLOCK_SLEEP=y
# CONFIG_DEBUG_KOBJECT is not set
diff --git a/arch/powerpc/configs/mpc8540_ads_defconfig b/arch/powerpc/configs/mpc8540_ads_defconfig
index 2a8290e..7f0780f 100644
--- a/arch/powerpc/configs/mpc8540_ads_defconfig
+++ b/arch/powerpc/configs/mpc8540_ads_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version:
-# Sat Jan 14 15:57:54 2006
+# Linux kernel version: 2.6.16
+# Mon Mar 27 23:37:36 2006
#
# CONFIG_PPC64 is not set
CONFIG_PPC32=y
@@ -9,6 +9,7 @@
CONFIG_MMU=y
CONFIG_GENERIC_HARDIRQS=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+CONFIG_GENERIC_HWEIGHT=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_PPC=y
CONFIG_EARLY_PRINTK=y
@@ -18,6 +19,7 @@
CONFIG_PPC_OF=y
CONFIG_PPC_UDBG_16550=y
# CONFIG_GENERIC_TBSYNC is not set
+CONFIG_DEFAULT_UIMAGE=y
#
# Processor support
@@ -42,7 +44,6 @@
# Code maturity level options
#
CONFIG_EXPERIMENTAL=y
-CONFIG_CLEAN_COMPILE=y
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
@@ -58,6 +59,7 @@
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
# CONFIG_IKCONFIG is not set
+# CONFIG_RELAY is not set
CONFIG_INITRAMFS_SOURCE=""
# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
CONFIG_EMBEDDED=y
@@ -72,10 +74,6 @@
CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SHMEM=y
-CONFIG_CC_ALIGN_FUNCTIONS=0
-CONFIG_CC_ALIGN_LABELS=0
-CONFIG_CC_ALIGN_LOOPS=0
-CONFIG_CC_ALIGN_JUMPS=0
CONFIG_SLAB=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
@@ -90,6 +88,8 @@
# Block layer
#
# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
#
# IO Schedulers
@@ -183,6 +183,7 @@
#
# Networking options
#
+# CONFIG_NETDEBUG is not set
CONFIG_PACKET=y
# CONFIG_PACKET_MMAP is not set
CONFIG_UNIX=y
@@ -220,6 +221,11 @@
# SCTP Configuration (EXPERIMENTAL)
#
# CONFIG_IP_SCTP is not set
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_BRIDGE is not set
# CONFIG_VLAN_8021Q is not set
@@ -229,11 +235,6 @@
# CONFIG_ATALK is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
-
-#
-# TIPC Configuration (EXPERIMENTAL)
-#
-# CONFIG_TIPC is not set
# CONFIG_NET_DIVERT is not set
# CONFIG_ECONET is not set
# CONFIG_WAN_ROUTER is not set
@@ -487,6 +488,12 @@
# CONFIG_I2C is not set
#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+
+#
# Dallas's 1-wire bus
#
# CONFIG_W1 is not set
@@ -496,6 +503,7 @@
#
CONFIG_HWMON=y
# CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_F71805F is not set
# CONFIG_HWMON_DEBUG_CHIP is not set
#
@@ -503,10 +511,6 @@
#
#
-# Multimedia Capabilities Port drivers
-#
-
-#
# Multimedia devices
#
# CONFIG_VIDEO_DEV is not set
@@ -531,6 +535,7 @@
#
# CONFIG_USB_ARCH_HAS_HCD is not set
# CONFIG_USB_ARCH_HAS_OHCI is not set
+# CONFIG_USB_ARCH_HAS_EHCI is not set
#
# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
@@ -551,7 +556,7 @@
#
#
-# SN Devices
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
#
#
@@ -603,7 +608,6 @@
CONFIG_TMPFS=y
# CONFIG_HUGETLB_PAGE is not set
CONFIG_RAMFS=y
-# CONFIG_RELAYFS_FS is not set
# CONFIG_CONFIGFS_FS is not set
#
@@ -658,6 +662,7 @@
# CONFIG_SGI_PARTITION is not set
# CONFIG_ULTRIX_PARTITION is not set
# CONFIG_SUN_PARTITION is not set
+# CONFIG_KARMA_PARTITION is not set
# CONFIG_EFI_PARTITION is not set
#
@@ -695,6 +700,8 @@
# CONFIG_DEBUG_INFO is not set
# CONFIG_DEBUG_FS is not set
# CONFIG_DEBUG_VM is not set
+# CONFIG_UNWIND_INFO is not set
+CONFIG_FORCED_INLINING=y
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_DEBUGGER is not set
# CONFIG_BDI_SWITCH is not set
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 80e9fe2..0cc0995 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -12,12 +12,12 @@
obj-y := semaphore.o cputable.o ptrace.o syscalls.o \
irq.o align.o signal_32.o pmc.o vdso.o \
- init_task.o process.o systbl.o
+ init_task.o process.o systbl.o idle.o
obj-y += vdso32/
obj-$(CONFIG_PPC64) += setup_64.o binfmt_elf32.o sys_ppc32.o \
signal_64.o ptrace32.o \
paca.o cpu_setup_power4.o \
- firmware.o sysfs.o idle_64.o
+ firmware.o sysfs.o
obj-$(CONFIG_PPC64) += vdso64/
obj-$(CONFIG_ALTIVEC) += vecemu.o vector.o
obj-$(CONFIG_POWER4) += idle_power4.o
@@ -34,6 +34,11 @@
obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o
obj64-$(CONFIG_PPC_MULTIPLATFORM) += nvram_64.o
obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
+obj-$(CONFIG_6xx) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
+obj-$(CONFIG_TAU) += tau_6xx.o
+obj32-$(CONFIG_SOFTWARE_SUSPEND) += swsusp_32.o
+obj32-$(CONFIG_MODULES) += module_32.o
+obj-$(CONFIG_E500) += perfmon_fsl_booke.o
ifeq ($(CONFIG_PPC_MERGE),y)
@@ -51,7 +56,6 @@
obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o
obj-$(CONFIG_MODULES) += ppc_ksyms.o
obj-$(CONFIG_BOOTX_TEXT) += btext.o
-obj-$(CONFIG_6xx) += idle_6xx.o
obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_KPROBES) += kprobes.o
obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o
@@ -77,6 +81,7 @@
endif
+obj-$(CONFIG_PPC32) += $(obj32-y)
obj-$(CONFIG_PPC64) += $(obj64-y)
extra-$(CONFIG_PPC_FPU) += fpu.o
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index 882889b..54b48f3 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -105,8 +105,6 @@
DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
- DEFINE(PLATFORM_LPAR, PLATFORM_LPAR);
-
/* paca */
DEFINE(PACA_SIZE, sizeof(struct paca_struct));
DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
diff --git a/arch/ppc/kernel/cpu_setup_6xx.S b/arch/powerpc/kernel/cpu_setup_6xx.S
similarity index 100%
rename from arch/ppc/kernel/cpu_setup_6xx.S
rename to arch/powerpc/kernel/cpu_setup_6xx.S
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 4827ca1..b3a9794 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -135,10 +135,10 @@
mfspr r11,SPRN_HID0
mtcr r11
BEGIN_FTR_SECTION
- bt- 8,power_save_6xx_restore /* Check DOZE */
+ bt- 8,4f /* Check DOZE */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
BEGIN_FTR_SECTION
- bt- 9,power_save_6xx_restore /* Check NAP */
+ bt- 9,4f /* Check NAP */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
#endif /* CONFIG_6xx */
.globl transfer_to_handler_cont
@@ -157,6 +157,10 @@
SYNC
RFI /* jump to handler, enable MMU */
+#ifdef CONFIG_6xx
+4: b power_save_6xx_restore
+#endif
+
/*
* On kernel stack overflow, load up an initial stack pointer
* and call StackOverflow(regs), which should not return.
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 1060155..19ad5c6 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -617,6 +617,12 @@
mfsrr1 r10
std r10,_SRR1(r1)
+ /* Temporary workaround to clear CR until RTAS can be modified to
+ * ignore all bits.
+ */
+ li r0,0
+ mtcr r0
+
/* There is no way it is acceptable to get here with interrupts enabled,
* check it with the asm equivalent of WARN_ON
*/
diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
index 4d37a3c..0bfe906 100644
--- a/arch/powerpc/kernel/firmware.c
+++ b/arch/powerpc/kernel/firmware.c
@@ -14,7 +14,9 @@
*/
#include <linux/config.h>
+#include <linux/module.h>
#include <asm/firmware.h>
-unsigned long ppc64_firmware_features;
+unsigned long powerpc_firmware_features;
+EXPORT_SYMBOL_GPL(powerpc_firmware_features);
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 35084f3..a5ae04a 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -1544,7 +1544,11 @@
mr r28,r6
mr r27,r7
- /* Align the stack to 16-byte boundary for broken yaboot */
+ /*
+ * Align the stack to 16-byte boundary
+ * Depending on the size and layout of the ELF sections in the initial
+ * boot binary, the stack pointer will be unalignet on PowerMac
+ */
rldicr r1,r1,0,59
/* Make sure we are running in 64 bits mode */
@@ -1847,21 +1851,6 @@
bl .__save_cpu_setup
sync
- /* Setup a valid physical PACA pointer in SPRG3 for early_setup
- * note that boot_cpuid can always be 0 nowadays since there is
- * nowhere it can be initialized differently before we reach this
- * code
- */
- LOAD_REG_IMMEDIATE(r27, boot_cpuid)
- add r27,r27,r26
- lwz r27,0(r27)
-
- LOAD_REG_IMMEDIATE(r24, paca) /* Get base vaddr of paca array */
- mulli r13,r27,PACA_SIZE /* Calculate vaddr of right paca */
- add r13,r13,r24 /* for this processor. */
- add r13,r13,r26 /* convert to physical addr */
- mtspr SPRN_SPRG3,r13
-
/* Do very early kernel initializations, including initial hash table,
* stab and slb setup before we turn on relocation. */
@@ -1930,6 +1919,17 @@
/* Not reached */
BUG_OPCODE
+/* Put the paca pointer into r13 and SPRG3 */
+_GLOBAL(setup_boot_paca)
+ LOAD_REG_IMMEDIATE(r3, boot_cpuid)
+ lwz r3,0(r3)
+ LOAD_REG_IMMEDIATE(r4, paca) /* Get base vaddr of paca array */
+ mulli r3,r3,PACA_SIZE /* Calculate vaddr of right paca */
+ add r13,r3,r4 /* for this processor. */
+ mtspr SPRN_SPRG3,r13
+
+ blr
+
/*
* We put a few things here that have to be page-aligned.
* This stuff goes at the beginning of the bss, which is page-aligned.
diff --git a/arch/powerpc/kernel/idle_64.c b/arch/powerpc/kernel/idle.c
similarity index 64%
rename from arch/powerpc/kernel/idle_64.c
rename to arch/powerpc/kernel/idle.c
index b879d30..e9f321d 100644
--- a/arch/powerpc/kernel/idle_64.c
+++ b/arch/powerpc/kernel/idle.c
@@ -2,13 +2,17 @@
* Idle daemon for PowerPC. Idle daemon will handle any action
* that needs to be taken when the system becomes idle.
*
- * Originally Written by Cort Dougan (cort@cs.nmt.edu)
+ * Originally written by Cort Dougan (cort@cs.nmt.edu).
+ * Subsequent 32-bit hacking by Tom Rini, Armin Kuster,
+ * Paul Mackerras and others.
*
* iSeries supported added by Mike Corrigan <mikejc@us.ibm.com>
*
* Additional shared processor, SMT, and firmware support
* Copyright (c) 2003 Dave Engebretsen <engebret@us.ibm.com>
*
+ * 32-bit and 64-bit versions merged by Paul Mackerras <paulus@samba.org>
+ *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
@@ -29,18 +33,43 @@
#include <asm/machdep.h>
#include <asm/smp.h>
-extern void power4_idle(void);
+#ifdef CONFIG_HOTPLUG_CPU
+#define cpu_should_die() (cpu_is_offline(smp_processor_id()) && \
+ system_state == SYSTEM_RUNNING)
+#else
+#define cpu_should_die() 0
+#endif
-void default_idle(void)
+/*
+ * The body of the idle task.
+ */
+void cpu_idle(void)
{
- unsigned int cpu = smp_processor_id();
+ if (ppc_md.idle_loop)
+ ppc_md.idle_loop(); /* doesn't return */
+
set_thread_flag(TIF_POLLING_NRFLAG);
-
while (1) {
- if (!need_resched()) {
- while (!need_resched() && !cpu_is_offline(cpu)) {
- ppc64_runlatch_off();
+ ppc64_runlatch_off();
+ while (!need_resched() && !cpu_should_die()) {
+ if (ppc_md.power_save) {
+ clear_thread_flag(TIF_POLLING_NRFLAG);
+ /*
+ * smp_mb is so clearing of TIF_POLLING_NRFLAG
+ * is ordered w.r.t. need_resched() test.
+ */
+ smp_mb();
+ local_irq_disable();
+
+ /* check again after disabling irqs */
+ if (!need_resched() && !cpu_should_die())
+ ppc_md.power_save();
+
+ local_irq_enable();
+ set_thread_flag(TIF_POLLING_NRFLAG);
+
+ } else {
/*
* Go into low thread priority and possibly
* low power mode.
@@ -48,46 +77,18 @@
HMT_low();
HMT_very_low();
}
-
- HMT_medium();
}
+ HMT_medium();
ppc64_runlatch_on();
+ if (cpu_should_die())
+ cpu_die();
preempt_enable_no_resched();
schedule();
preempt_disable();
- if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
- cpu_die();
}
}
-void native_idle(void)
-{
- while (1) {
- ppc64_runlatch_off();
-
- if (!need_resched())
- power4_idle();
-
- if (need_resched()) {
- ppc64_runlatch_on();
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
- }
-
- if (cpu_is_offline(smp_processor_id()) &&
- system_state == SYSTEM_RUNNING)
- cpu_die();
- }
-}
-
-void cpu_idle(void)
-{
- BUG_ON(NULL == ppc_md.idle_loop);
- ppc_md.idle_loop();
-}
-
int powersave_nap;
#ifdef CONFIG_SYSCTL
diff --git a/arch/powerpc/kernel/idle_6xx.S b/arch/powerpc/kernel/idle_6xx.S
index 444fdcc..12a4efb 100644
--- a/arch/powerpc/kernel/idle_6xx.S
+++ b/arch/powerpc/kernel/idle_6xx.S
@@ -87,19 +87,6 @@
cmpwi 0,r3,0
beqlr
- /* Clear MSR:EE */
- mfmsr r7
- rlwinm r0,r7,0,17,15
- mtmsr r0
-
- /* Check current_thread_info()->flags */
- rlwinm r4,r1,0,0,18
- lwz r4,TI_FLAGS(r4)
- andi. r0,r4,_TIF_NEED_RESCHED
- beq 1f
- mtmsr r7 /* out of line this ? */
- blr
-1:
/* Some pre-nap cleanups needed on some CPUs */
andis. r0,r3,HID0_NAP@h
beq 2f
@@ -157,7 +144,8 @@
DSSALL
sync
END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
- ori r7,r7,MSR_EE /* Could be ommited (already set) */
+ mfmsr r7
+ ori r7,r7,MSR_EE
oris r7,r7,MSR_POW@h
sync
isync
@@ -220,8 +208,6 @@
_GLOBAL(nap_save_hid1)
.space 4*NR_CPUS
-_GLOBAL(powersave_nap)
- .long 0
_GLOBAL(powersave_lowspeed)
.long 0
diff --git a/arch/powerpc/kernel/idle_power4.S b/arch/powerpc/kernel/idle_power4.S
index c16b4af..6dad1c0 100644
--- a/arch/powerpc/kernel/idle_power4.S
+++ b/arch/powerpc/kernel/idle_power4.S
@@ -1,11 +1,5 @@
/*
- * This file contains the power_save function for 6xx & 7xxx CPUs
- * rewritten in assembler
- *
- * Warning ! This code assumes that if your machine has a 750fx
- * it will have PLL 1 set to low speed mode (used during NAP/DOZE).
- * if this is not the case some additional changes will have to
- * be done to check a runtime var (a bit like powersave-nap)
+ * This file contains the power_save function for 970-family CPUs.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -26,49 +20,23 @@
.text
-/*
- * Here is the power_save_6xx function. This could eventually be
- * split into several functions & changing the function pointer
- * depending on the various features.
- */
_GLOBAL(power4_idle)
BEGIN_FTR_SECTION
blr
END_FTR_SECTION_IFCLR(CPU_FTR_CAN_NAP)
- /* We must dynamically check for the NAP feature as it
- * can be cleared by CPU init after the fixups are done
- */
- LOAD_REG_ADDRBASE(r3,cur_cpu_spec)
- ld r4,ADDROFF(cur_cpu_spec)(r3)
- ld r4,CPU_SPEC_FEATURES(r4)
- andi. r0,r4,CPU_FTR_CAN_NAP
- beqlr
/* Now check if user or arch enabled NAP mode */
LOAD_REG_ADDRBASE(r3,powersave_nap)
lwz r4,ADDROFF(powersave_nap)(r3)
cmpwi 0,r4,0
beqlr
- /* Clear MSR:EE */
- mfmsr r7
- li r4,0
- ori r4,r4,MSR_EE
- andc r0,r7,r4
- mtmsrd r0
-
- /* Check current_thread_info()->flags */
- clrrdi r4,r1,THREAD_SHIFT
- ld r4,TI_FLAGS(r4)
- andi. r0,r4,_TIF_NEED_RESCHED
- beq 1f
- mtmsrd r7 /* out of line this ? */
- blr
-1:
/* Go to NAP now */
BEGIN_FTR_SECTION
DSSALL
sync
END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
+ mfmsr r7
+ ori r7,r7,MSR_EE
oris r7,r7,MSR_POW@h
sync
isync
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 771a59c..bb5c950 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -379,7 +379,7 @@
struct thread_info *tp;
int i;
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
memset((void *)softirq_ctx[i], 0, THREAD_SIZE);
tp = softirq_ctx[i];
tp->cpu = i;
diff --git a/arch/ppc/kernel/l2cr.S b/arch/powerpc/kernel/l2cr_6xx.S
similarity index 100%
rename from arch/ppc/kernel/l2cr.S
rename to arch/powerpc/kernel/l2cr_6xx.S
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index c7a799a..6e67b5b 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -37,7 +37,7 @@
static int __init add_legacy_port(struct device_node *np, int want_index,
int iotype, phys_addr_t base,
phys_addr_t taddr, unsigned long irq,
- unsigned int flags)
+ upf_t flags)
{
u32 *clk, *spd, clock = BASE_BAUD * 16;
int index;
@@ -113,7 +113,7 @@
{
phys_addr_t addr;
u32 *addrp;
- unsigned int flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
+ upf_t flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
/* We only support ports that have a clock frequency properly
* encoded in the device-tree.
@@ -236,6 +236,23 @@
}
#endif
+static void __init setup_legacy_serial_console(int console)
+{
+ struct legacy_serial_info *info =
+ &legacy_serial_infos[console];
+ void __iomem *addr;
+
+ if (info->taddr == 0)
+ return;
+ addr = ioremap(info->taddr, 0x1000);
+ if (addr == NULL)
+ return;
+ if (info->speed == 0)
+ info->speed = udbg_probe_uart_speed(addr, info->clock);
+ DBG("default console speed = %d\n", info->speed);
+ udbg_init_uart(addr, info->speed, info->clock);
+}
+
/*
* This is called very early, as part of setup_system() or eventually
* setup_arch(), basically before anything else in this file. This function
@@ -318,25 +335,8 @@
#endif
DBG("legacy_serial_console = %d\n", legacy_serial_console);
-
- /* udbg is 64 bits only for now, that will change soon though ... */
- while (legacy_serial_console >= 0) {
- struct legacy_serial_info *info =
- &legacy_serial_infos[legacy_serial_console];
- void __iomem *addr;
-
- if (info->taddr == 0)
- break;
- addr = ioremap(info->taddr, 0x1000);
- if (addr == NULL)
- break;
- if (info->speed == 0)
- info->speed = udbg_probe_uart_speed(addr, info->clock);
- DBG("default console speed = %d\n", info->speed);
- udbg_init_uart(addr, info->speed, info->clock);
- break;
- }
-
+ if (legacy_serial_console >= 0)
+ setup_legacy_serial_console(legacy_serial_console);
DBG(" <- find_legacy_serial_port()\n");
}
diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index e789fef..1b73508 100644
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -56,7 +56,7 @@
unsigned long sum_purr = 0;
int cpu;
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
sum_purr += lppaca[cpu].emulated_time_base;
#ifdef PURR_DEBUG
@@ -222,7 +222,7 @@
int cpu;
struct cpu_usage *cu;
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
cu = &per_cpu(cpu_usage_array, cpu);
sum_purr += cu->current_tb;
}
diff --git a/arch/ppc/kernel/module.c b/arch/powerpc/kernel/module_32.c
similarity index 100%
rename from arch/ppc/kernel/module.c
rename to arch/powerpc/kernel/module_32.c
diff --git a/arch/powerpc/kernel/nvram_64.c b/arch/powerpc/kernel/nvram_64.c
index fd7db8d..ada50aa 100644
--- a/arch/powerpc/kernel/nvram_64.c
+++ b/arch/powerpc/kernel/nvram_64.c
@@ -160,7 +160,7 @@
case IOC_NVRAM_GET_OFFSET: {
int part, offset;
- if (_machine != PLATFORM_POWERMAC)
+ if (!machine_is(powermac))
return -EINVAL;
if (copy_from_user(&part, (void __user*)arg, sizeof(part)) != 0)
return -EFAULT;
@@ -174,8 +174,9 @@
return 0;
}
#endif /* CONFIG_PPC_PMAC */
+ default:
+ return -EINVAL;
}
- return -EINVAL;
}
struct file_operations nvram_fops = {
@@ -443,7 +444,7 @@
* in our nvram, as Apple defined partitions use pretty much
* all of the space
*/
- if (_machine == PLATFORM_POWERMAC)
+ if (machine_is(powermac))
return -ENOSPC;
/* see if we have an OS partition that meets our needs.
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 5d1b708..f505a88 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -56,14 +56,11 @@
* processors. The processor VPD array needs one entry per physical
* processor (not thread).
*/
-#define PACA_INIT_COMMON(number, start, asrr, asrv) \
+#define PACA_INIT_COMMON(number) \
.lppaca_ptr = &lppaca[number], \
.lock_token = 0x8000, \
.paca_index = (number), /* Paca Index */ \
.kernel_toc = (unsigned long)(&__toc_start) + 0x8000UL, \
- .stab_real = (asrr), /* Real pointer to segment table */ \
- .stab_addr = (asrv), /* Virt pointer to segment table */ \
- .cpu_start = (start), /* Processor start */ \
.hw_cpu_id = 0xffff,
#ifdef CONFIG_PPC_ISERIES
@@ -72,30 +69,20 @@
#define PACA_INIT(number) \
{ \
- PACA_INIT_COMMON(number, 0, 0, 0) \
- PACA_INIT_ISERIES(number) \
-}
-
-#define BOOTCPU_PACA_INIT(number) \
-{ \
- PACA_INIT_COMMON(number, 1, 0, (u64)&initial_stab) \
+ PACA_INIT_COMMON(number) \
PACA_INIT_ISERIES(number) \
}
#else
#define PACA_INIT(number) \
{ \
- PACA_INIT_COMMON(number, 0, 0, 0) \
+ PACA_INIT_COMMON(number) \
}
-#define BOOTCPU_PACA_INIT(number) \
-{ \
- PACA_INIT_COMMON(number, 1, STAB0_PHYS_ADDR, (u64)&initial_stab) \
-}
#endif
struct paca_struct paca[] = {
- BOOTCPU_PACA_INIT(0),
+ PACA_INIT(0),
#if NR_CPUS > 1
PACA_INIT( 1), PACA_INIT( 2), PACA_INIT( 3),
#if NR_CPUS > 4
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 704c846..b129d2e 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -787,7 +787,7 @@
* fix has to be done by making the remapping per-host and always
* filling the pci_to_OF map. --BenH
*/
- if (_machine == _MACH_Pmac && busnr >= 0xf0)
+ if (machine_is(powermac) && busnr >= 0xf0)
busnr -= 0xf0;
else
#endif
@@ -1728,7 +1728,7 @@
* (bus 0 is HT root), we return the AGP one instead.
*/
#ifdef CONFIG_PPC_PMAC
- if (_machine == _MACH_Pmac && machine_is_compatible("MacRISC4"))
+ if (machine_is(powermac) && machine_is_compatible("MacRISC4"))
if (bus == 0)
bus = 0xf0;
#endif /* CONFIG_PPC_PMAC */
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index ba92bab..4c4449b 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -78,6 +78,7 @@
/* Cached ISA bridge dev. */
struct pci_dev *ppc64_isabridge_dev = NULL;
+EXPORT_SYMBOL_GPL(ppc64_isabridge_dev);
static void fixup_broken_pcnet32(struct pci_dev* dev)
{
diff --git a/arch/ppc/kernel/perfmon_fsl_booke.c b/arch/powerpc/kernel/perfmon_fsl_booke.c
similarity index 100%
rename from arch/ppc/kernel/perfmon_fsl_booke.c
rename to arch/powerpc/kernel/perfmon_fsl_booke.c
diff --git a/arch/powerpc/kernel/proc_ppc64.c b/arch/powerpc/kernel/proc_ppc64.c
index 7ba42a4..3c2cf66 100644
--- a/arch/powerpc/kernel/proc_ppc64.c
+++ b/arch/powerpc/kernel/proc_ppc64.c
@@ -23,6 +23,7 @@
#include <linux/slab.h>
#include <linux/kernel.h>
+#include <asm/machdep.h>
#include <asm/vdso_datapage.h>
#include <asm/rtas.h>
#include <asm/uaccess.h>
@@ -51,7 +52,7 @@
if (!root)
return 1;
- if (!(platform_is_pseries() || _machine == PLATFORM_CELL))
+ if (!machine_is(pseries) && !machine_is(cell))
return 0;
if (!proc_mkdir("rtas", root))
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index f698aa7..706090c 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -45,6 +45,7 @@
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/time.h>
+#include <asm/syscalls.h>
#ifdef CONFIG_PPC64
#include <asm/firmware.h>
#endif
@@ -362,7 +363,11 @@
if (!(i % 8))
printk("\n");
- if (BAD_PC(pc) || __get_user(instr, (unsigned int *)pc)) {
+ /* We use __get_user here *only* to avoid an OOPS on a
+ * bad address because the pc *should* only be a
+ * kernel address.
+ */
+ if (BAD_PC(pc) || __get_user(instr, (unsigned int __user *)pc)) {
printk("XXXXXXXX ");
} else {
if (regs->nip == pc)
@@ -765,7 +770,7 @@
return error;
}
-static int validate_sp(unsigned long sp, struct task_struct *p,
+int validate_sp(unsigned long sp, struct task_struct *p,
unsigned long nbytes)
{
unsigned long stack_page = (unsigned long)task_stack_page(p);
@@ -803,6 +808,8 @@
#define FRAME_MARKER 2
#endif
+EXPORT_SYMBOL(validate_sp);
+
unsigned long get_wchan(struct task_struct *p)
{
unsigned long ip, sp;
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index d63cd56..4336390 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -383,14 +383,14 @@
/* Apple uses bits in there in a different way, let's
* only keep the real sense bit on macs
*/
- if (_machine == PLATFORM_POWERMAC)
+ if (machine_is(powermac))
sense &= 0x1;
np->intrs[intrcount].sense = map_mpic_senses[sense];
}
#ifdef CONFIG_PPC64
/* We offset irq numbers for the u3 MPIC by 128 in PowerMac */
- if (_machine == PLATFORM_POWERMAC && ic && ic->parent) {
+ if (machine_is(powermac) && ic && ic->parent) {
char *name = get_property(ic->parent, "name", NULL);
if (name && !strcmp(name, "u3"))
np->intrs[intrcount].line += 128;
@@ -570,6 +570,18 @@
return rc;
}
+unsigned long __init of_get_flat_dt_root(void)
+{
+ unsigned long p = ((unsigned long)initial_boot_params) +
+ initial_boot_params->off_dt_struct;
+
+ while(*((u32 *)p) == OF_DT_NOP)
+ p += 4;
+ BUG_ON (*((u32 *)p) != OF_DT_BEGIN_NODE);
+ p += 4;
+ return _ALIGN(p + strlen((char *)p) + 1, 4);
+}
+
/**
* This function can be used within scan_flattened_dt callback to get
* access to properties
@@ -612,6 +624,25 @@
} while(1);
}
+int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
+{
+ const char* cp;
+ unsigned long cplen, l;
+
+ cp = of_get_flat_dt_prop(node, "compatible", &cplen);
+ if (cp == NULL)
+ return 0;
+ while (cplen > 0) {
+ if (strncasecmp(cp, compat, strlen(compat)) == 0)
+ return 1;
+ l = strlen(cp) + 1;
+ cp += l;
+ cplen -= l;
+ }
+
+ return 0;
+}
+
static void *__init unflatten_dt_alloc(unsigned long *mem, unsigned long size,
unsigned long align)
{
@@ -686,7 +717,7 @@
#ifdef DEBUG
if ((strlen(p) + l + 1) != allocl) {
DBG("%s: p: %d, l: %d, a: %d\n",
- pathp, strlen(p), l, allocl);
+ pathp, (int)strlen(p), l, allocl);
}
#endif
p += strlen(p);
@@ -854,35 +885,73 @@
DBG(" <- unflatten_device_tree()\n");
}
-
static int __init early_init_dt_scan_cpus(unsigned long node,
- const char *uname, int depth, void *data)
+ const char *uname, int depth,
+ void *data)
{
+ static int logical_cpuid = 0;
+ char *type = of_get_flat_dt_prop(node, "device_type", NULL);
+#ifdef CONFIG_ALTIVEC
u32 *prop;
- unsigned long size;
- char *type = of_get_flat_dt_prop(node, "device_type", &size);
+#endif
+ u32 *intserv;
+ int i, nthreads;
+ unsigned long len;
+ int found = 0;
/* We are scanning "cpu" nodes only */
if (type == NULL || strcmp(type, "cpu") != 0)
return 0;
- boot_cpuid = 0;
- boot_cpuid_phys = 0;
- if (initial_boot_params && initial_boot_params->version >= 2) {
- /* version 2 of the kexec param format adds the phys cpuid
- * of booted proc.
- */
- boot_cpuid_phys = initial_boot_params->boot_cpuid_phys;
+ /* Get physical cpuid */
+ intserv = of_get_flat_dt_prop(node, "ibm,ppc-interrupt-server#s", &len);
+ if (intserv) {
+ nthreads = len / sizeof(int);
} else {
- /* Check if it's the boot-cpu, set it's hw index now */
- if (of_get_flat_dt_prop(node,
- "linux,boot-cpu", NULL) != NULL) {
- prop = of_get_flat_dt_prop(node, "reg", NULL);
- if (prop != NULL)
- boot_cpuid_phys = *prop;
- }
+ intserv = of_get_flat_dt_prop(node, "reg", NULL);
+ nthreads = 1;
}
- set_hard_smp_processor_id(0, boot_cpuid_phys);
+
+ /*
+ * Now see if any of these threads match our boot cpu.
+ * NOTE: This must match the parsing done in smp_setup_cpu_maps.
+ */
+ for (i = 0; i < nthreads; i++) {
+ /*
+ * version 2 of the kexec param format adds the phys cpuid of
+ * booted proc.
+ */
+ if (initial_boot_params && initial_boot_params->version >= 2) {
+ if (intserv[i] ==
+ initial_boot_params->boot_cpuid_phys) {
+ found = 1;
+ break;
+ }
+ } else {
+ /*
+ * Check if it's the boot-cpu, set it's hw index now,
+ * unfortunately this format did not support booting
+ * off secondary threads.
+ */
+ if (of_get_flat_dt_prop(node,
+ "linux,boot-cpu", NULL) != NULL) {
+ found = 1;
+ break;
+ }
+ }
+
+#ifdef CONFIG_SMP
+ /* logical cpu id is always 0 on UP kernels */
+ logical_cpuid++;
+#endif
+ }
+
+ if (found) {
+ DBG("boot cpu: logical %d physical %d\n", logical_cpuid,
+ intserv[i]);
+ boot_cpuid = logical_cpuid;
+ set_hard_smp_processor_id(boot_cpuid, intserv[i]);
+ }
#ifdef CONFIG_ALTIVEC
/* Check if we have a VMX and eventually update CPU features */
@@ -901,16 +970,10 @@
#endif /* CONFIG_ALTIVEC */
#ifdef CONFIG_PPC_PSERIES
- /*
- * Check for an SMT capable CPU and set the CPU feature. We do
- * this by looking at the size of the ibm,ppc-interrupt-server#s
- * property
- */
- prop = (u32 *)of_get_flat_dt_prop(node, "ibm,ppc-interrupt-server#s",
- &size);
- cur_cpu_spec->cpu_features &= ~CPU_FTR_SMT;
- if (prop && ((size / sizeof(u32)) > 1))
+ if (nthreads > 1)
cur_cpu_spec->cpu_features |= CPU_FTR_SMT;
+ else
+ cur_cpu_spec->cpu_features &= ~CPU_FTR_SMT;
#endif
return 0;
@@ -919,7 +982,6 @@
static int __init early_init_dt_scan_chosen(unsigned long node,
const char *uname, int depth, void *data)
{
- u32 *prop;
unsigned long *lprop;
unsigned long l;
char *p;
@@ -930,14 +992,6 @@
(strcmp(uname, "chosen") != 0 && strcmp(uname, "chosen@0") != 0))
return 0;
- /* get platform type */
- prop = (u32 *)of_get_flat_dt_prop(node, "linux,platform", NULL);
- if (prop == NULL)
- return 0;
-#ifdef CONFIG_PPC_MULTIPLATFORM
- _machine = *prop;
-#endif
-
#ifdef CONFIG_PPC64
/* check if iommu is forced on or off */
if (of_get_flat_dt_prop(node, "linux,iommu-off", NULL) != NULL)
@@ -964,15 +1018,15 @@
* set of RTAS infos now if available
*/
{
- u64 *basep, *entryp;
+ u64 *basep, *entryp, *sizep;
basep = of_get_flat_dt_prop(node, "linux,rtas-base", NULL);
entryp = of_get_flat_dt_prop(node, "linux,rtas-entry", NULL);
- prop = of_get_flat_dt_prop(node, "linux,rtas-size", NULL);
- if (basep && entryp && prop) {
+ sizep = of_get_flat_dt_prop(node, "linux,rtas-size", NULL);
+ if (basep && entryp && sizep) {
rtas.base = *basep;
rtas.entry = *entryp;
- rtas.size = *prop;
+ rtas.size = *sizep;
}
}
#endif /* CONFIG_PPC_RTAS */
@@ -1001,25 +1055,13 @@
if (strstr(cmd_line, "mem=")) {
char *p, *q;
- unsigned long maxmem = 0;
for (q = cmd_line; (p = strstr(q, "mem=")) != 0; ) {
q = p + 4;
if (p > cmd_line && p[-1] != ' ')
continue;
- maxmem = simple_strtoul(q, &q, 0);
- if (*q == 'k' || *q == 'K') {
- maxmem <<= 10;
- ++q;
- } else if (*q == 'm' || *q == 'M') {
- maxmem <<= 20;
- ++q;
- } else if (*q == 'g' || *q == 'G') {
- maxmem <<= 30;
- ++q;
- }
+ memory_limit = memparse(q, &q);
}
- memory_limit = maxmem;
}
/* break now */
@@ -1755,7 +1797,7 @@
/* We don't support that function on PowerMac, at least
* not yet
*/
- if (_machine == PLATFORM_POWERMAC)
+ if (machine_is(powermac))
return -ENODEV;
/* fix up new node's linux_phandle field */
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 813c2cd..d66c5e7 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -180,6 +180,16 @@
static unsigned long __initdata prom_tce_alloc_end;
#endif
+/* Platforms codes are now obsolete in the kernel. Now only used within this
+ * file and ultimately gone too. Feel free to change them if you need, they
+ * are not shared with anything outside of this file anymore
+ */
+#define PLATFORM_PSERIES 0x0100
+#define PLATFORM_PSERIES_LPAR 0x0101
+#define PLATFORM_LPAR 0x0001
+#define PLATFORM_POWERMAC 0x0400
+#define PLATFORM_GENERIC 0x0500
+
static int __initdata of_platform;
static char __initdata prom_cmd_line[COMMAND_LINE_SIZE];
@@ -397,6 +407,11 @@
reason = PTRRELOC(reason);
#endif
prom_print(reason);
+ /* Do not call exit because it clears the screen on pmac
+ * it also causes some sort of double-fault on early pmacs */
+ if (RELOC(of_platform) == PLATFORM_POWERMAC)
+ asm("trap\n");
+
/* ToDo: should put up an SRC here on p/iSeries */
call_prom("exit", 0, 0);
@@ -1487,7 +1502,10 @@
int len, i = 0;
#ifdef CONFIG_PPC64
phandle rtas;
+ int x;
#endif
+
+ /* Look for a PowerMac */
len = prom_getprop(_prom->root, "compatible",
compat, sizeof(compat)-1);
if (len > 0) {
@@ -1500,28 +1518,36 @@
if (strstr(p, RELOC("Power Macintosh")) ||
strstr(p, RELOC("MacRISC")))
return PLATFORM_POWERMAC;
-#ifdef CONFIG_PPC64
- if (strstr(p, RELOC("Momentum,Maple")))
- return PLATFORM_MAPLE;
- if (strstr(p, RELOC("IBM,CPB")))
- return PLATFORM_CELL;
-#endif
i += sl + 1;
}
}
#ifdef CONFIG_PPC64
+ /* If not a mac, try to figure out if it's an IBM pSeries or any other
+ * PAPR compliant platform. We assume it is if :
+ * - /device_type is "chrp" (please, do NOT use that for future
+ * non-IBM designs !
+ * - it has /rtas
+ */
+ len = prom_getprop(_prom->root, "model",
+ compat, sizeof(compat)-1);
+ if (len <= 0)
+ return PLATFORM_GENERIC;
+ compat[len] = 0;
+ if (strcmp(compat, "chrp"))
+ return PLATFORM_GENERIC;
+
/* Default to pSeries. We need to know if we are running LPAR */
rtas = call_prom("finddevice", 1, 1, ADDR("/rtas"));
- if (PHANDLE_VALID(rtas)) {
- int x = prom_getproplen(rtas, "ibm,hypertas-functions");
- if (x != PROM_ERROR) {
- prom_printf("Hypertas detected, assuming LPAR !\n");
- return PLATFORM_PSERIES_LPAR;
- }
+ if (!PHANDLE_VALID(rtas))
+ return PLATFORM_GENERIC;
+ x = prom_getproplen(rtas, "ibm,hypertas-functions");
+ if (x != PROM_ERROR) {
+ prom_printf("Hypertas detected, assuming LPAR !\n");
+ return PLATFORM_PSERIES_LPAR;
}
return PLATFORM_PSERIES;
#else
- return PLATFORM_CHRP;
+ return PLATFORM_GENERIC;
#endif
}
@@ -2029,7 +2055,6 @@
{
struct prom_t *_prom;
unsigned long hdr;
- u32 getprop_rval;
unsigned long offset = reloc_offset();
#ifdef CONFIG_PPC32
@@ -2060,6 +2085,12 @@
*/
prom_init_stdout();
+ /*
+ * Get default machine type. At this point, we do not differentiate
+ * between pSeries SMP and pSeries LPAR
+ */
+ RELOC(of_platform) = prom_find_machine_type();
+
/* Bail if this is a kdump kernel. */
if (PHYSICAL_START > 0)
prom_panic("Error: You can't boot a kdump kernel from OF!\n");
@@ -2069,15 +2100,6 @@
*/
prom_check_initrd(r3, r4);
- /*
- * Get default machine type. At this point, we do not differentiate
- * between pSeries SMP and pSeries LPAR
- */
- RELOC(of_platform) = prom_find_machine_type();
- getprop_rval = RELOC(of_platform);
- prom_setprop(_prom->chosen, "/chosen", "linux,platform",
- &getprop_rval, sizeof(getprop_rval));
-
#ifdef CONFIG_PPC_PSERIES
/*
* On pSeries, inform the firmware about our capabilities
diff --git a/arch/powerpc/kernel/rtas-proc.c b/arch/powerpc/kernel/rtas-proc.c
index 1f03fb2..456286c 100644
--- a/arch/powerpc/kernel/rtas-proc.c
+++ b/arch/powerpc/kernel/rtas-proc.c
@@ -257,7 +257,7 @@
{
struct proc_dir_entry *entry;
- if (_machine != PLATFORM_PSERIES && _machine != PLATFORM_PSERIES_LPAR)
+ if (!machine_is(pseries))
return 1;
rtas_node = of_find_node_by_name(NULL, "rtas");
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index b5b2add..06636c9 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -25,6 +25,7 @@
#include <asm/hvcall.h>
#include <asm/semaphore.h>
#include <asm/machdep.h>
+#include <asm/firmware.h>
#include <asm/page.h>
#include <asm/param.h>
#include <asm/system.h>
@@ -32,6 +33,7 @@
#include <asm/uaccess.h>
#include <asm/lmb.h>
#include <asm/udbg.h>
+#include <asm/syscalls.h>
struct rtas_t rtas = {
.lock = SPIN_LOCK_UNLOCKED
@@ -591,7 +593,7 @@
data->waiting = 0;
data->args->args[data->args->nargs] =
rtas_call(ibm_suspend_me_token, 0, 1, NULL);
- for_each_cpu(i)
+ for_each_possible_cpu(i)
plpar_hcall_norets(H_PROD,i);
} else {
data->waiting = -EBUSY;
@@ -624,7 +626,7 @@
/* Prod each CPU. This won't hurt, and will wake
* anyone we successfully put to sleep with H_Join
*/
- for_each_cpu(i)
+ for_each_possible_cpu(i)
plpar_hcall_norets(H_PROD, i);
return data.waiting;
@@ -767,7 +769,7 @@
* the stop-self token if any
*/
#ifdef CONFIG_PPC64
- if (_machine == PLATFORM_PSERIES_LPAR) {
+ if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR)) {
rtas_region = min(lmb.rmo_size, RTAS_INSTANTIATE_MAX);
ibm_suspend_me_token = rtas_token("ibm,suspend-me");
}
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index c1d62bf..c607f3b 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -9,6 +9,9 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
+
+#undef DEBUG
+
#include <linux/config.h>
#include <linux/module.h>
#include <linux/string.h>
@@ -41,6 +44,7 @@
#include <asm/time.h>
#include <asm/cputable.h>
#include <asm/sections.h>
+#include <asm/firmware.h>
#include <asm/btext.h>
#include <asm/nvram.h>
#include <asm/setup.h>
@@ -56,8 +60,6 @@
#include "setup.h"
-#undef DEBUG
-
#ifdef DEBUG
#include <asm/udbg.h>
#define DBG(fmt...) udbg_printf(fmt)
@@ -65,10 +67,12 @@
#define DBG(fmt...)
#endif
-#ifdef CONFIG_PPC_MULTIPLATFORM
-int _machine = 0;
-EXPORT_SYMBOL(_machine);
-#endif
+/* The main machine-dep calls structure
+ */
+struct machdep_calls ppc_md;
+EXPORT_SYMBOL(ppc_md);
+struct machdep_calls *machine_id;
+EXPORT_SYMBOL(machine_id);
unsigned long klimit = (unsigned long) _end;
@@ -168,7 +172,8 @@
bogosum/(500000/HZ), bogosum/(5000/HZ) % 100);
#endif /* CONFIG_SMP && CONFIG_PPC32 */
seq_printf(m, "timebase\t: %lu\n", ppc_tb_freq);
-
+ if (ppc_md.name)
+ seq_printf(m, "platform\t: %s\n", ppc_md.name);
if (ppc_md.show_cpuinfo != NULL)
ppc_md.show_cpuinfo(m);
@@ -352,12 +357,13 @@
* must be called before using this.
*
* While we're here, we may as well set the "physical" cpu ids in the paca.
+ *
+ * NOTE: This must match the parsing done in early_init_dt_scan_cpus.
*/
void __init smp_setup_cpu_maps(void)
{
struct device_node *dn = NULL;
int cpu = 0;
- int swap_cpuid = 0;
while ((dn = of_find_node_by_type(dn, "cpu")) && cpu < NR_CPUS) {
int *intserv;
@@ -376,30 +382,17 @@
for (j = 0; j < nthreads && cpu < NR_CPUS; j++) {
cpu_set(cpu, cpu_present_map);
set_hard_smp_processor_id(cpu, intserv[j]);
-
- if (intserv[j] == boot_cpuid_phys)
- swap_cpuid = cpu;
cpu_set(cpu, cpu_possible_map);
cpu++;
}
}
- /* Swap CPU id 0 with boot_cpuid_phys, so we can always assume that
- * boot cpu is logical 0.
- */
- if (boot_cpuid_phys != get_hard_smp_processor_id(0)) {
- u32 tmp;
- tmp = get_hard_smp_processor_id(0);
- set_hard_smp_processor_id(0, boot_cpuid_phys);
- set_hard_smp_processor_id(swap_cpuid, tmp);
- }
-
#ifdef CONFIG_PPC64
/*
* On pSeries LPAR, we need to know how many cpus
* could possibly be added to this partition.
*/
- if (_machine == PLATFORM_PSERIES_LPAR &&
+ if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR) &&
(dn = of_find_node_by_path("/rtas"))) {
int num_addr_cell, num_size_cell, maxcpus;
unsigned int *ireg;
@@ -438,7 +431,7 @@
/*
* Do the sibling map; assume only two threads per processor.
*/
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
cpu_set(cpu, cpu_sibling_map[cpu]);
if (cpu_has_feature(CPU_FTR_SMT))
cpu_set(cpu ^ 0x1, cpu_sibling_map[cpu]);
@@ -468,3 +461,34 @@
}
early_param("xmon", early_xmon);
#endif
+
+void probe_machine(void)
+{
+ extern struct machdep_calls __machine_desc_start;
+ extern struct machdep_calls __machine_desc_end;
+
+ /*
+ * Iterate all ppc_md structures until we find the proper
+ * one for the current machine type
+ */
+ DBG("Probing machine type ...\n");
+
+ for (machine_id = &__machine_desc_start;
+ machine_id < &__machine_desc_end;
+ machine_id++) {
+ DBG(" %s ...", machine_id->name);
+ memcpy(&ppc_md, machine_id, sizeof(struct machdep_calls));
+ if (ppc_md.probe()) {
+ DBG(" match !\n");
+ break;
+ }
+ DBG("\n");
+ }
+ /* What can we do if we didn't find ? */
+ if (machine_id >= &__machine_desc_end) {
+ DBG("No suitable machine found !\n");
+ for (;;);
+ }
+
+ printk(KERN_INFO "Using %s machine description\n", ppc_md.name);
+}
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index dc2770d..a72bf5d 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -53,9 +53,6 @@
extern void platform_init(void);
extern void bootx_init(unsigned long r4, unsigned long phys);
-extern void ppc6xx_idle(void);
-extern void power4_idle(void);
-
boot_infos_t *boot_infos;
struct ide_machdep_calls ppc_ide_md;
@@ -70,10 +67,6 @@
int have_of = 1;
#ifdef CONFIG_PPC_MULTIPLATFORM
-extern void prep_init(void);
-extern void pmac_init(void);
-extern void chrp_init(void);
-
dev_t boot_dev;
#endif /* CONFIG_PPC_MULTIPLATFORM */
@@ -85,9 +78,6 @@
unsigned long vgacon_remap_base;
#endif
-struct machdep_calls ppc_md;
-EXPORT_SYMBOL(ppc_md);
-
/*
* These are used in binfmt_elf.c to put aux entries on the stack
* for each elf executable being started.
@@ -111,7 +101,7 @@
/* First zero the BSS -- use memset_io, some platforms don't have
* caches on yet */
- memset_io(PTRRELOC(&__bss_start), 0, _end - __bss_start);
+ memset_io((void __iomem *)PTRRELOC(&__bss_start), 0, _end - __bss_start);
/*
* Identify the CPU type and fix up code sections
@@ -123,48 +113,6 @@
return KERNELBASE + offset;
}
-#ifdef CONFIG_PPC_MULTIPLATFORM
-/*
- * The PPC_MULTIPLATFORM version of platform_init...
- */
-void __init platform_init(void)
-{
- /* if we didn't get any bootinfo telling us what we are... */
- if (_machine == 0) {
- /* prep boot loader tells us if we're prep or not */
- if ( *(unsigned long *)(KERNELBASE) == (0xdeadc0de) )
- _machine = _MACH_prep;
- }
-
-#ifdef CONFIG_PPC_PREP
- /* not much more to do here, if prep */
- if (_machine == _MACH_prep) {
- prep_init();
- return;
- }
-#endif
-
-#ifdef CONFIG_ADB
- if (strstr(cmd_line, "adb_sync")) {
- extern int __adb_probe_sync;
- __adb_probe_sync = 1;
- }
-#endif /* CONFIG_ADB */
-
- switch (_machine) {
-#ifdef CONFIG_PPC_PMAC
- case _MACH_Pmac:
- pmac_init();
- break;
-#endif
-#ifdef CONFIG_PPC_CHRP
- case _MACH_chrp:
- chrp_init();
- break;
-#endif
- }
-}
-#endif
/*
* Find out what kind of machine we're on and save any data we need
@@ -190,11 +138,17 @@
strlcpy(cmd_line, CONFIG_CMDLINE, sizeof(cmd_line));
#endif /* CONFIG_CMDLINE */
- /* Base init based on machine type */
+#ifdef CONFIG_PPC_MULTIPLATFORM
+ probe_machine();
+#else
+ /* Base init based on machine type. Obsoloete, please kill ! */
platform_init();
+#endif
#ifdef CONFIG_6xx
- ppc_md.power_save = ppc6xx_idle;
+ if (cpu_has_feature(CPU_FTR_CAN_DOZE) ||
+ cpu_has_feature(CPU_FTR_CAN_NAP))
+ ppc_md.power_save = ppc6xx_idle;
#endif
if (ppc_md.progress)
@@ -272,7 +226,7 @@
if ( ppc_md.progress ) ppc_md.progress(" ", 0xffff);
/* register CPU devices */
- for_each_cpu(i)
+ for_each_possible_cpu(i)
register_cpu(&cpu_devices[i], i, NULL);
/* call platform init */
@@ -352,12 +306,6 @@
do_init_bootmem();
if ( ppc_md.progress ) ppc_md.progress("setup_arch: bootmem", 0x3eab);
-#ifdef CONFIG_PPC_OCP
- /* Initialize OCP device list */
- ocp_early_init();
- if ( ppc_md.progress ) ppc_md.progress("ocp: exit", 0x3eab);
-#endif
-
#ifdef CONFIG_DUMMY_CONSOLE
conswitchp = &dummy_con;
#endif
@@ -366,7 +314,4 @@
if ( ppc_md.progress ) ppc_md.progress("arch: exit", 0x3eab);
paging_init();
-
- /* this is for modules since _machine can be a define -- Cort */
- ppc_md.ppc_machine = _machine;
}
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index e20c1fa..59aa92c 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -73,7 +73,6 @@
int have_of = 1;
int boot_cpuid = 0;
-int boot_cpuid_phys = 0;
dev_t boot_dev;
u64 ppc64_pft_size;
@@ -96,11 +95,6 @@
int icache_bsize;
int ucache_bsize;
-/* The main machine-dep calls structure
- */
-struct machdep_calls ppc_md;
-EXPORT_SYMBOL(ppc_md);
-
#ifdef CONFIG_MAGIC_SYSRQ
unsigned long SYSRQ_KEY;
#endif /* CONFIG_MAGIC_SYSRQ */
@@ -161,32 +155,6 @@
#define check_smt_enabled()
#endif /* CONFIG_SMP */
-extern struct machdep_calls pSeries_md;
-extern struct machdep_calls pmac_md;
-extern struct machdep_calls maple_md;
-extern struct machdep_calls cell_md;
-extern struct machdep_calls iseries_md;
-
-/* Ultimately, stuff them in an elf section like initcalls... */
-static struct machdep_calls __initdata *machines[] = {
-#ifdef CONFIG_PPC_PSERIES
- &pSeries_md,
-#endif /* CONFIG_PPC_PSERIES */
-#ifdef CONFIG_PPC_PMAC
- &pmac_md,
-#endif /* CONFIG_PPC_PMAC */
-#ifdef CONFIG_PPC_MAPLE
- &maple_md,
-#endif /* CONFIG_PPC_MAPLE */
-#ifdef CONFIG_PPC_CELL
- &cell_md,
-#endif
-#ifdef CONFIG_PPC_ISERIES
- &iseries_md,
-#endif
- NULL
-};
-
/*
* Early initialization entry point. This is called by head.S
* with MMU translation disabled. We rely on the "feature" of
@@ -208,13 +176,10 @@
void __init early_setup(unsigned long dt_ptr)
{
- struct paca_struct *lpaca = get_paca();
- static struct machdep_calls **mach;
-
/* Enable early debugging if any specified (see udbg.h) */
udbg_early_init();
- DBG(" -> early_setup()\n");
+ DBG(" -> early_setup(), dt_ptr: 0x%lx\n", dt_ptr);
/*
* Do early initializations using the flattened device
@@ -223,22 +188,16 @@
*/
early_init_devtree(__va(dt_ptr));
- /*
- * Iterate all ppc_md structures until we find the proper
- * one for the current machine type
- */
- DBG("Probing machine type for platform %x...\n", _machine);
+ /* Now we know the logical id of our boot cpu, setup the paca. */
+ setup_boot_paca();
- for (mach = machines; *mach; mach++) {
- if ((*mach)->probe(_machine))
- break;
- }
- /* What can we do if we didn't find ? */
- if (*mach == NULL) {
- DBG("No suitable machine found !\n");
- for (;;);
- }
- ppc_md = **mach;
+ /* Fix up paca fields required for the boot cpu */
+ get_paca()->cpu_start = 1;
+ get_paca()->stab_real = __pa((u64)&initial_stab);
+ get_paca()->stab_addr = (u64)&initial_stab;
+
+ /* Probe the machine type */
+ probe_machine();
#ifdef CONFIG_CRASH_DUMP
kdump_setup();
@@ -260,7 +219,7 @@
if (cpu_has_feature(CPU_FTR_SLB))
slb_initialize();
else
- stab_initialize(lpaca->stab_real);
+ stab_initialize(get_paca()->stab_real);
}
DBG(" <- early_setup()\n");
@@ -340,7 +299,7 @@
const char *dc, *ic;
/* Then read cache informations */
- if (_machine == PLATFORM_POWERMAC) {
+ if (machine_is(powermac)) {
dc = "d-cache-block-size";
ic = "i-cache-block-size";
} else {
@@ -484,7 +443,6 @@
printk("ppc64_pft_size = 0x%lx\n", ppc64_pft_size);
printk("ppc64_interrupt_controller = 0x%ld\n",
ppc64_interrupt_controller);
- printk("platform = 0x%x\n", _machine);
printk("physicalMemorySize = 0x%lx\n", lmb_phys_mem_size());
printk("ppc64_caches.dcache_line_size = 0x%x\n",
ppc64_caches.dline_size);
@@ -516,7 +474,7 @@
* interrupt stacks must be under 256MB, we cannot afford to take
* SLB misses on them.
*/
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
softirq_ctx[i] = (struct thread_info *)
__va(lmb_alloc_base(THREAD_SIZE,
THREAD_SIZE, 0x10000000));
@@ -549,7 +507,7 @@
*/
limit = min(0x10000000UL, lmb.rmo_size);
- for_each_cpu(i)
+ for_each_possible_cpu(i)
paca[i].emergency_sp =
__va(lmb_alloc_base(HW_PAGE_SIZE, 128, limit)) + HW_PAGE_SIZE;
}
@@ -602,12 +560,6 @@
ppc_md.setup_arch();
- /* Use the default idle loop if the platform hasn't provided one. */
- if (NULL == ppc_md.idle_loop) {
- ppc_md.idle_loop = default_idle;
- printk(KERN_INFO "Using default idle loop\n");
- }
-
paging_init();
ppc64_boot_msg(0x15, "Setup Done");
}
@@ -672,7 +624,7 @@
size = PERCPU_ENOUGH_ROOM;
#endif
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
ptr = alloc_bootmem_node(NODE_DATA(cpu_to_node(i)), size);
if (!ptr)
panic("Cannot allocate cpu data for CPU %d\n", i);
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index d7a4e81..01e3c08 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -42,6 +42,7 @@
#include <asm/uaccess.h>
#include <asm/cacheflush.h>
+#include <asm/syscalls.h>
#include <asm/sigcontext.h>
#include <asm/vdso.h>
#ifdef CONFIG_PPC64
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index 47f9103..27f65b9 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -33,6 +33,7 @@
#include <asm/pgtable.h>
#include <asm/unistd.h>
#include <asm/cacheflush.h>
+#include <asm/syscalls.h>
#include <asm/vdso.h>
#define DEBUG_SIG 0
@@ -211,7 +212,7 @@
/* Default to using normal stack */
newsp = regs->gpr[1];
- if (ka->sa.sa_flags & SA_ONSTACK) {
+ if ((ka->sa.sa_flags & SA_ONSTACK) && current->sas_ss_size) {
if (! on_sig_stack(regs->gpr[1]))
newsp = (current->sas_ss_sp + current->sas_ss_size);
}
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 805eaed..530f7db 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -362,7 +362,7 @@
smp_space_timers(max_cpus);
- for_each_cpu(cpu)
+ for_each_possible_cpu(cpu)
if (cpu != boot_cpuid)
smp_create_idle(cpu);
}
diff --git a/arch/ppc/kernel/swsusp.S b/arch/powerpc/kernel/swsusp_32.S
similarity index 100%
rename from arch/ppc/kernel/swsusp.S
rename to arch/powerpc/kernel/swsusp_32.S
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index ad895c9..9b69d99 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -40,6 +40,7 @@
#include <asm/uaccess.h>
#include <asm/ipc.h>
#include <asm/semaphore.h>
+#include <asm/syscalls.h>
#include <asm/time.h>
#include <asm/unistd.h>
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 0f0c3a9..73560ef 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -65,20 +65,20 @@
unsigned int cpu;
if (!cpu_has_feature(CPU_FTR_SMT))
- return 1;
+ return -ENODEV;
options = find_path_device("/options");
if (!options)
- return 1;
+ return -ENODEV;
val = (unsigned int *)get_property(options, "ibm,smt-snooze-delay",
NULL);
if (!smt_snooze_cmdline && val) {
- for_each_cpu(cpu)
+ for_each_possible_cpu(cpu)
per_cpu(smt_snooze_delay, cpu) = *val;
}
- return 1;
+ return 0;
}
__initcall(smt_setup);
@@ -93,7 +93,7 @@
smt_snooze_cmdline = 1;
if (get_option(&str, &snooze)) {
- for_each_cpu(cpu)
+ for_each_possible_cpu(cpu)
per_cpu(smt_snooze_delay, cpu) = snooze;
}
@@ -347,7 +347,7 @@
register_cpu_notifier(&sysfs_cpu_nb);
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
struct cpu *c = &per_cpu(cpu_devices, cpu);
#ifdef CONFIG_NUMA
diff --git a/arch/ppc/kernel/temp.c b/arch/powerpc/kernel/tau_6xx.c
similarity index 100%
rename from arch/ppc/kernel/temp.c
rename to arch/powerpc/kernel/tau_6xx.c
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 4a27218..24e3ad7 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -261,7 +261,7 @@
if (!cpu_has_feature(CPU_FTR_PURR))
return;
- for_each_cpu(cpu)
+ for_each_possible_cpu(cpu)
spin_lock_init(&per_cpu(cpu_purr_data, cpu).lock);
on_each_cpu(snapshot_tb_and_purr, NULL, 0, 1);
}
@@ -751,7 +751,7 @@
* systems works better if the two threads' timebase interrupts
* are staggered by half a jiffy with respect to each other.
*/
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
if (i == boot_cpuid)
continue;
if (i == (boot_cpuid ^ 1))
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 9763faa..4cbde21 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -97,7 +97,6 @@
int die(const char *str, struct pt_regs *regs, long err)
{
static int die_counter, crash_dump_start = 0;
- int nl = 0;
if (debugger(regs))
return 1;
@@ -106,7 +105,7 @@
spin_lock_irq(&die_lock);
bust_spinlocks(1);
#ifdef CONFIG_PMAC_BACKLIGHT
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
set_backlight_enable(1);
set_backlight_level(BACKLIGHT_MAX);
}
@@ -114,46 +113,18 @@
printk("Oops: %s, sig: %ld [#%d]\n", str, err, ++die_counter);
#ifdef CONFIG_PREEMPT
printk("PREEMPT ");
- nl = 1;
#endif
#ifdef CONFIG_SMP
printk("SMP NR_CPUS=%d ", NR_CPUS);
- nl = 1;
#endif
#ifdef CONFIG_DEBUG_PAGEALLOC
printk("DEBUG_PAGEALLOC ");
- nl = 1;
#endif
#ifdef CONFIG_NUMA
printk("NUMA ");
- nl = 1;
#endif
-#ifdef CONFIG_PPC64
- switch (_machine) {
- case PLATFORM_PSERIES:
- printk("PSERIES ");
- nl = 1;
- break;
- case PLATFORM_PSERIES_LPAR:
- printk("PSERIES LPAR ");
- nl = 1;
- break;
- case PLATFORM_ISERIES_LPAR:
- printk("ISERIES LPAR ");
- nl = 1;
- break;
- case PLATFORM_POWERMAC:
- printk("POWERMAC ");
- nl = 1;
- break;
- case PLATFORM_CELL:
- printk("CELL ");
- nl = 1;
- break;
- }
-#endif
- if (nl)
- printk("\n");
+ printk("%s\n", ppc_md.name ? "" : ppc_md.name);
+
print_modules();
show_regs(regs);
bust_spinlocks(0);
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index ec83703..573afb6 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -33,6 +33,7 @@
#include <asm/machdep.h>
#include <asm/cputable.h>
#include <asm/sections.h>
+#include <asm/firmware.h>
#include <asm/vdso.h>
#include <asm/vdso_datapage.h>
@@ -667,7 +668,13 @@
vdso_data->version.major = SYSTEMCFG_MAJOR;
vdso_data->version.minor = SYSTEMCFG_MINOR;
vdso_data->processor = mfspr(SPRN_PVR);
- vdso_data->platform = _machine;
+ /*
+ * Fake the old platform number for pSeries and iSeries and add
+ * in LPAR bit if necessary
+ */
+ vdso_data->platform = machine_is(iseries) ? 0x200 : 0x100;
+ if (firmware_has_feature(FW_FEATURE_LPAR))
+ vdso_data->platform |= 1;
vdso_data->physicalMemorySize = lmb_phys_mem_size();
vdso_data->dcache_size = ppc64_caches.dsize;
vdso_data->dcache_line_size = ppc64_caches.dline_size;
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 7fa7b15..fe79c258 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -1,9 +1,11 @@
#include <linux/config.h>
#ifdef CONFIG_PPC64
#include <asm/page.h>
+#define PROVIDE32(x) PROVIDE(__unused__##x)
#else
#define PAGE_SIZE 4096
#define KERNELBASE CONFIG_KERNEL_START
+#define PROVIDE32(x) PROVIDE(x)
#endif
#include <asm-generic/vmlinux.lds.h>
@@ -18,43 +20,42 @@
#endif
SECTIONS
{
- /* Sections to be discarded. */
- /DISCARD/ : {
- *(.exitcall.exit)
- *(.exit.data)
- }
+ /* Sections to be discarded. */
+ /DISCARD/ : {
+ *(.exitcall.exit)
+ *(.exit.data)
+ }
- . = KERNELBASE;
+ . = KERNELBASE;
- /* Read-only sections, merged into text segment: */
- .text : {
- *(.text .text.*)
- SCHED_TEXT
- LOCK_TEXT
- KPROBES_TEXT
- *(.fixup)
+/*
+ * Text, read only data and other permanent read-only sections
+ */
+
+ /* Text and gots */
+ .text : {
+ *(.text .text.*)
+ SCHED_TEXT
+ LOCK_TEXT
+ KPROBES_TEXT
+ *(.fixup)
+
#ifdef CONFIG_PPC32
- *(.got1)
- __got2_start = .;
- *(.got2)
- __got2_end = .;
-#else
- . = ALIGN(PAGE_SIZE);
- _etext = .;
-#endif
- }
-#ifdef CONFIG_PPC32
- _etext = .;
- PROVIDE (etext = .);
+ *(.got1)
+ __got2_start = .;
+ *(.got2)
+ __got2_end = .;
+#endif /* CONFIG_PPC32 */
- RODATA
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
+ . = ALIGN(PAGE_SIZE);
+ _etext = .;
+ PROVIDE32 (etext = .);
+ }
- .fixup : { *(.fixup) }
-#endif
+ /* Read-only data */
+ RODATA
+ /* Exception & bug tables */
__ex_table : {
__start___ex_table = .;
*(__ex_table)
@@ -67,192 +68,172 @@
__stop___bug_table = .;
}
-#ifdef CONFIG_PPC64
+/*
+ * Init sections discarded at runtime
+ */
+ . = ALIGN(PAGE_SIZE);
+ __init_begin = .;
+
+ .init.text : {
+ _sinittext = .;
+ *(.init.text)
+ _einittext = .;
+ }
+
+ /* .exit.text is discarded at runtime, not link time,
+ * to deal with references from __bug_table
+ */
+ .exit.text : { *(.exit.text) }
+
+ .init.data : {
+ *(.init.data);
+ __vtop_table_begin = .;
+ *(.vtop_fixup);
+ __vtop_table_end = .;
+ __ptov_table_begin = .;
+ *(.ptov_fixup);
+ __ptov_table_end = .;
+ }
+
+ . = ALIGN(16);
+ .init.setup : {
+ __setup_start = .;
+ *(.init.setup)
+ __setup_end = .;
+ }
+
+ .initcall.init : {
+ __initcall_start = .;
+ *(.initcall1.init)
+ *(.initcall2.init)
+ *(.initcall3.init)
+ *(.initcall4.init)
+ *(.initcall5.init)
+ *(.initcall6.init)
+ *(.initcall7.init)
+ __initcall_end = .;
+ }
+
+ .con_initcall.init : {
+ __con_initcall_start = .;
+ *(.con_initcall.init)
+ __con_initcall_end = .;
+ }
+
+ SECURITY_INIT
+
+ . = ALIGN(8);
__ftr_fixup : {
__start___ftr_fixup = .;
*(__ftr_fixup)
__stop___ftr_fixup = .;
}
- RODATA
-#endif
+ . = ALIGN(PAGE_SIZE);
+ .init.ramfs : {
+ __initramfs_start = .;
+ *(.init.ramfs)
+ __initramfs_end = .;
+ }
#ifdef CONFIG_PPC32
- /* Read-write section, merged into data segment: */
- . = ALIGN(PAGE_SIZE);
- _sdata = .;
- .data :
- {
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.got.plt) *(.got)
- *(.dynamic)
- CONSTRUCTORS
- }
-
- . = ALIGN(PAGE_SIZE);
- __nosave_begin = .;
- .data_nosave : { *(.data.nosave) }
- . = ALIGN(PAGE_SIZE);
- __nosave_end = .;
-
- . = ALIGN(32);
- .data.cacheline_aligned : { *(.data.cacheline_aligned) }
-
- _edata = .;
- PROVIDE (edata = .);
-
- . = ALIGN(8192);
- .data.init_task : { *(.data.init_task) }
-#endif
-
- /* will be freed after init */
- . = ALIGN(PAGE_SIZE);
- __init_begin = .;
- .init.text : {
- _sinittext = .;
- *(.init.text)
- _einittext = .;
- }
-#ifdef CONFIG_PPC32
- /* .exit.text is discarded at runtime, not link time,
- to deal with references from __bug_table */
- .exit.text : { *(.exit.text) }
-#endif
- .init.data : {
- *(.init.data);
- __vtop_table_begin = .;
- *(.vtop_fixup);
- __vtop_table_end = .;
- __ptov_table_begin = .;
- *(.ptov_fixup);
- __ptov_table_end = .;
- }
-
- . = ALIGN(16);
- .init.setup : {
- __setup_start = .;
- *(.init.setup)
- __setup_end = .;
- }
-
- .initcall.init : {
- __initcall_start = .;
- *(.initcall1.init)
- *(.initcall2.init)
- *(.initcall3.init)
- *(.initcall4.init)
- *(.initcall5.init)
- *(.initcall6.init)
- *(.initcall7.init)
- __initcall_end = .;
- }
-
- .con_initcall.init : {
- __con_initcall_start = .;
- *(.con_initcall.init)
- __con_initcall_end = .;
- }
-
- SECURITY_INIT
-
-#ifdef CONFIG_PPC32
- __start___ftr_fixup = .;
- __ftr_fixup : { *(__ftr_fixup) }
- __stop___ftr_fixup = .;
+ . = ALIGN(32);
#else
- . = ALIGN(PAGE_SIZE);
- .init.ramfs : {
- __initramfs_start = .;
- *(.init.ramfs)
- __initramfs_end = .;
- }
+ . = ALIGN(128);
#endif
+ .data.percpu : {
+ __per_cpu_start = .;
+ *(.data.percpu)
+ __per_cpu_end = .;
+ }
+
+ . = ALIGN(8);
+ .machine.desc : {
+ __machine_desc_start = . ;
+ *(.machine.desc)
+ __machine_desc_end = . ;
+ }
+
+ /* freed after init ends here */
+ . = ALIGN(PAGE_SIZE);
+ __init_end = .;
+
+/*
+ * And now the various read/write data
+ */
+
+ . = ALIGN(PAGE_SIZE);
+ _sdata = .;
#ifdef CONFIG_PPC32
- . = ALIGN(32);
-#endif
- .data.percpu : {
- __per_cpu_start = .;
- *(.data.percpu)
- __per_cpu_end = .;
- }
-
- . = ALIGN(PAGE_SIZE);
-#ifdef CONFIG_PPC64
- . = ALIGN(16384);
- __init_end = .;
- /* freed after init ends here */
-
- /* Read/write sections */
- . = ALIGN(PAGE_SIZE);
- . = ALIGN(16384);
- _sdata = .;
- /* The initial task and kernel stack */
- .data.init_task : {
- *(.data.init_task)
- }
-
- . = ALIGN(PAGE_SIZE);
- .data.page_aligned : {
- *(.data.page_aligned)
- }
-
- .data.cacheline_aligned : {
- *(.data.cacheline_aligned)
- }
-
- .data : {
- *(.data .data.rel* .toc1)
- *(.branch_lt)
- }
-
- .opd : {
- *(.opd)
- }
-
- .got : {
- __toc_start = .;
- *(.got)
- *(.toc)
- . = ALIGN(PAGE_SIZE);
- _edata = .;
- }
-
- . = ALIGN(PAGE_SIZE);
+ .data :
+ {
+ *(.data)
+ *(.sdata)
+ *(.got.plt) *(.got)
+ }
#else
- __initramfs_start = .;
- .init.ramfs : {
- *(.init.ramfs)
- }
- __initramfs_end = .;
+ .data : {
+ *(.data .data.rel* .toc1)
+ *(.branch_lt)
+ }
- . = ALIGN(4096);
- __init_end = .;
+ .opd : {
+ *(.opd)
+ }
- . = ALIGN(4096);
- _sextratext = .;
- _eextratext = .;
-
- __bss_start = .;
+ .got : {
+ __toc_start = .;
+ *(.got)
+ *(.toc)
+ }
#endif
- .bss : {
- __bss_start = .;
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- __bss_stop = .;
- }
+ . = ALIGN(PAGE_SIZE);
+ _edata = .;
+ PROVIDE32 (edata = .);
-#ifdef CONFIG_PPC64
- . = ALIGN(PAGE_SIZE);
-#endif
- _end = . ;
+ /* The initial task and kernel stack */
#ifdef CONFIG_PPC32
- PROVIDE (end = .);
+ . = ALIGN(8192);
+#else
+ . = ALIGN(16384);
#endif
+ .data.init_task : {
+ *(.data.init_task)
+ }
+
+ . = ALIGN(PAGE_SIZE);
+ .data.page_aligned : {
+ *(.data.page_aligned)
+ }
+
+ .data.cacheline_aligned : {
+ *(.data.cacheline_aligned)
+ }
+
+ . = ALIGN(PAGE_SIZE);
+ __data_nosave : {
+ __nosave_begin = .;
+ *(.data.nosave)
+ . = ALIGN(PAGE_SIZE);
+ __nosave_end = .;
+ }
+
+/*
+ * And finally the bss
+ */
+
+ .bss : {
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ __bss_stop = .;
+ }
+
+ . = ALIGN(PAGE_SIZE);
+ _end = . ;
+ PROVIDE32 (end = .);
}
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 666c2aa..c251d99 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -18,7 +18,7 @@
#ifdef CONFIG_PPC64
/* Bits in SRR1 that are copied from MSR */
-#define MSR_MASK 0xffffffff87c0ffff
+#define MSR_MASK 0xffffffff87c0ffffUL
#else
#define MSR_MASK 0x87c0ffff
#endif
diff --git a/arch/ppc/math-emu/Makefile b/arch/powerpc/math-emu/Makefile
similarity index 100%
rename from arch/ppc/math-emu/Makefile
rename to arch/powerpc/math-emu/Makefile
diff --git a/arch/ppc/math-emu/double.h b/arch/powerpc/math-emu/double.h
similarity index 100%
rename from arch/ppc/math-emu/double.h
rename to arch/powerpc/math-emu/double.h
diff --git a/arch/ppc/math-emu/fabs.c b/arch/powerpc/math-emu/fabs.c
similarity index 100%
rename from arch/ppc/math-emu/fabs.c
rename to arch/powerpc/math-emu/fabs.c
diff --git a/arch/ppc/math-emu/fadd.c b/arch/powerpc/math-emu/fadd.c
similarity index 100%
rename from arch/ppc/math-emu/fadd.c
rename to arch/powerpc/math-emu/fadd.c
diff --git a/arch/ppc/math-emu/fadds.c b/arch/powerpc/math-emu/fadds.c
similarity index 100%
rename from arch/ppc/math-emu/fadds.c
rename to arch/powerpc/math-emu/fadds.c
diff --git a/arch/ppc/math-emu/fcmpo.c b/arch/powerpc/math-emu/fcmpo.c
similarity index 100%
rename from arch/ppc/math-emu/fcmpo.c
rename to arch/powerpc/math-emu/fcmpo.c
diff --git a/arch/ppc/math-emu/fcmpu.c b/arch/powerpc/math-emu/fcmpu.c
similarity index 100%
rename from arch/ppc/math-emu/fcmpu.c
rename to arch/powerpc/math-emu/fcmpu.c
diff --git a/arch/ppc/math-emu/fctiw.c b/arch/powerpc/math-emu/fctiw.c
similarity index 100%
rename from arch/ppc/math-emu/fctiw.c
rename to arch/powerpc/math-emu/fctiw.c
diff --git a/arch/ppc/math-emu/fctiwz.c b/arch/powerpc/math-emu/fctiwz.c
similarity index 100%
rename from arch/ppc/math-emu/fctiwz.c
rename to arch/powerpc/math-emu/fctiwz.c
diff --git a/arch/ppc/math-emu/fdiv.c b/arch/powerpc/math-emu/fdiv.c
similarity index 100%
rename from arch/ppc/math-emu/fdiv.c
rename to arch/powerpc/math-emu/fdiv.c
diff --git a/arch/ppc/math-emu/fdivs.c b/arch/powerpc/math-emu/fdivs.c
similarity index 100%
rename from arch/ppc/math-emu/fdivs.c
rename to arch/powerpc/math-emu/fdivs.c
diff --git a/arch/ppc/math-emu/fmadd.c b/arch/powerpc/math-emu/fmadd.c
similarity index 100%
rename from arch/ppc/math-emu/fmadd.c
rename to arch/powerpc/math-emu/fmadd.c
diff --git a/arch/ppc/math-emu/fmadds.c b/arch/powerpc/math-emu/fmadds.c
similarity index 100%
rename from arch/ppc/math-emu/fmadds.c
rename to arch/powerpc/math-emu/fmadds.c
diff --git a/arch/ppc/math-emu/fmr.c b/arch/powerpc/math-emu/fmr.c
similarity index 100%
rename from arch/ppc/math-emu/fmr.c
rename to arch/powerpc/math-emu/fmr.c
diff --git a/arch/ppc/math-emu/fmsub.c b/arch/powerpc/math-emu/fmsub.c
similarity index 100%
rename from arch/ppc/math-emu/fmsub.c
rename to arch/powerpc/math-emu/fmsub.c
diff --git a/arch/ppc/math-emu/fmsubs.c b/arch/powerpc/math-emu/fmsubs.c
similarity index 100%
rename from arch/ppc/math-emu/fmsubs.c
rename to arch/powerpc/math-emu/fmsubs.c
diff --git a/arch/ppc/math-emu/fmul.c b/arch/powerpc/math-emu/fmul.c
similarity index 100%
rename from arch/ppc/math-emu/fmul.c
rename to arch/powerpc/math-emu/fmul.c
diff --git a/arch/ppc/math-emu/fmuls.c b/arch/powerpc/math-emu/fmuls.c
similarity index 100%
rename from arch/ppc/math-emu/fmuls.c
rename to arch/powerpc/math-emu/fmuls.c
diff --git a/arch/ppc/math-emu/fnabs.c b/arch/powerpc/math-emu/fnabs.c
similarity index 100%
rename from arch/ppc/math-emu/fnabs.c
rename to arch/powerpc/math-emu/fnabs.c
diff --git a/arch/ppc/math-emu/fneg.c b/arch/powerpc/math-emu/fneg.c
similarity index 100%
rename from arch/ppc/math-emu/fneg.c
rename to arch/powerpc/math-emu/fneg.c
diff --git a/arch/ppc/math-emu/fnmadd.c b/arch/powerpc/math-emu/fnmadd.c
similarity index 100%
rename from arch/ppc/math-emu/fnmadd.c
rename to arch/powerpc/math-emu/fnmadd.c
diff --git a/arch/ppc/math-emu/fnmadds.c b/arch/powerpc/math-emu/fnmadds.c
similarity index 100%
rename from arch/ppc/math-emu/fnmadds.c
rename to arch/powerpc/math-emu/fnmadds.c
diff --git a/arch/ppc/math-emu/fnmsub.c b/arch/powerpc/math-emu/fnmsub.c
similarity index 100%
rename from arch/ppc/math-emu/fnmsub.c
rename to arch/powerpc/math-emu/fnmsub.c
diff --git a/arch/ppc/math-emu/fnmsubs.c b/arch/powerpc/math-emu/fnmsubs.c
similarity index 100%
rename from arch/ppc/math-emu/fnmsubs.c
rename to arch/powerpc/math-emu/fnmsubs.c
diff --git a/arch/ppc/math-emu/fres.c b/arch/powerpc/math-emu/fres.c
similarity index 100%
rename from arch/ppc/math-emu/fres.c
rename to arch/powerpc/math-emu/fres.c
diff --git a/arch/ppc/math-emu/frsp.c b/arch/powerpc/math-emu/frsp.c
similarity index 100%
rename from arch/ppc/math-emu/frsp.c
rename to arch/powerpc/math-emu/frsp.c
diff --git a/arch/ppc/math-emu/frsqrte.c b/arch/powerpc/math-emu/frsqrte.c
similarity index 100%
rename from arch/ppc/math-emu/frsqrte.c
rename to arch/powerpc/math-emu/frsqrte.c
diff --git a/arch/ppc/math-emu/fsel.c b/arch/powerpc/math-emu/fsel.c
similarity index 100%
rename from arch/ppc/math-emu/fsel.c
rename to arch/powerpc/math-emu/fsel.c
diff --git a/arch/ppc/math-emu/fsqrt.c b/arch/powerpc/math-emu/fsqrt.c
similarity index 100%
rename from arch/ppc/math-emu/fsqrt.c
rename to arch/powerpc/math-emu/fsqrt.c
diff --git a/arch/ppc/math-emu/fsqrts.c b/arch/powerpc/math-emu/fsqrts.c
similarity index 100%
rename from arch/ppc/math-emu/fsqrts.c
rename to arch/powerpc/math-emu/fsqrts.c
diff --git a/arch/ppc/math-emu/fsub.c b/arch/powerpc/math-emu/fsub.c
similarity index 100%
rename from arch/ppc/math-emu/fsub.c
rename to arch/powerpc/math-emu/fsub.c
diff --git a/arch/ppc/math-emu/fsubs.c b/arch/powerpc/math-emu/fsubs.c
similarity index 100%
rename from arch/ppc/math-emu/fsubs.c
rename to arch/powerpc/math-emu/fsubs.c
diff --git a/arch/ppc/math-emu/lfd.c b/arch/powerpc/math-emu/lfd.c
similarity index 100%
rename from arch/ppc/math-emu/lfd.c
rename to arch/powerpc/math-emu/lfd.c
diff --git a/arch/ppc/math-emu/lfs.c b/arch/powerpc/math-emu/lfs.c
similarity index 100%
rename from arch/ppc/math-emu/lfs.c
rename to arch/powerpc/math-emu/lfs.c
diff --git a/arch/ppc/math-emu/math.c b/arch/powerpc/math-emu/math.c
similarity index 100%
rename from arch/ppc/math-emu/math.c
rename to arch/powerpc/math-emu/math.c
diff --git a/arch/ppc/math-emu/mcrfs.c b/arch/powerpc/math-emu/mcrfs.c
similarity index 100%
rename from arch/ppc/math-emu/mcrfs.c
rename to arch/powerpc/math-emu/mcrfs.c
diff --git a/arch/ppc/math-emu/mffs.c b/arch/powerpc/math-emu/mffs.c
similarity index 100%
rename from arch/ppc/math-emu/mffs.c
rename to arch/powerpc/math-emu/mffs.c
diff --git a/arch/ppc/math-emu/mtfsb0.c b/arch/powerpc/math-emu/mtfsb0.c
similarity index 100%
rename from arch/ppc/math-emu/mtfsb0.c
rename to arch/powerpc/math-emu/mtfsb0.c
diff --git a/arch/ppc/math-emu/mtfsb1.c b/arch/powerpc/math-emu/mtfsb1.c
similarity index 100%
rename from arch/ppc/math-emu/mtfsb1.c
rename to arch/powerpc/math-emu/mtfsb1.c
diff --git a/arch/ppc/math-emu/mtfsf.c b/arch/powerpc/math-emu/mtfsf.c
similarity index 100%
rename from arch/ppc/math-emu/mtfsf.c
rename to arch/powerpc/math-emu/mtfsf.c
diff --git a/arch/ppc/math-emu/mtfsfi.c b/arch/powerpc/math-emu/mtfsfi.c
similarity index 100%
rename from arch/ppc/math-emu/mtfsfi.c
rename to arch/powerpc/math-emu/mtfsfi.c
diff --git a/arch/ppc/math-emu/op-1.h b/arch/powerpc/math-emu/op-1.h
similarity index 100%
rename from arch/ppc/math-emu/op-1.h
rename to arch/powerpc/math-emu/op-1.h
diff --git a/arch/ppc/math-emu/op-2.h b/arch/powerpc/math-emu/op-2.h
similarity index 100%
rename from arch/ppc/math-emu/op-2.h
rename to arch/powerpc/math-emu/op-2.h
diff --git a/arch/ppc/math-emu/op-4.h b/arch/powerpc/math-emu/op-4.h
similarity index 100%
rename from arch/ppc/math-emu/op-4.h
rename to arch/powerpc/math-emu/op-4.h
diff --git a/arch/ppc/math-emu/op-common.h b/arch/powerpc/math-emu/op-common.h
similarity index 100%
rename from arch/ppc/math-emu/op-common.h
rename to arch/powerpc/math-emu/op-common.h
diff --git a/arch/ppc/math-emu/sfp-machine.h b/arch/powerpc/math-emu/sfp-machine.h
similarity index 100%
rename from arch/ppc/math-emu/sfp-machine.h
rename to arch/powerpc/math-emu/sfp-machine.h
diff --git a/arch/ppc/math-emu/single.h b/arch/powerpc/math-emu/single.h
similarity index 100%
rename from arch/ppc/math-emu/single.h
rename to arch/powerpc/math-emu/single.h
diff --git a/arch/ppc/math-emu/soft-fp.h b/arch/powerpc/math-emu/soft-fp.h
similarity index 100%
rename from arch/ppc/math-emu/soft-fp.h
rename to arch/powerpc/math-emu/soft-fp.h
diff --git a/arch/ppc/math-emu/stfd.c b/arch/powerpc/math-emu/stfd.c
similarity index 100%
rename from arch/ppc/math-emu/stfd.c
rename to arch/powerpc/math-emu/stfd.c
diff --git a/arch/ppc/math-emu/stfiwx.c b/arch/powerpc/math-emu/stfiwx.c
similarity index 100%
rename from arch/ppc/math-emu/stfiwx.c
rename to arch/powerpc/math-emu/stfiwx.c
diff --git a/arch/ppc/math-emu/stfs.c b/arch/powerpc/math-emu/stfs.c
similarity index 100%
rename from arch/ppc/math-emu/stfs.c
rename to arch/powerpc/math-emu/stfs.c
diff --git a/arch/ppc/math-emu/types.c b/arch/powerpc/math-emu/types.c
similarity index 100%
rename from arch/ppc/math-emu/types.c
rename to arch/powerpc/math-emu/types.c
diff --git a/arch/ppc/math-emu/udivmodti4.c b/arch/powerpc/math-emu/udivmodti4.c
similarity index 100%
rename from arch/ppc/math-emu/udivmodti4.c
rename to arch/powerpc/math-emu/udivmodti4.c
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index ec4adcb..5aea090 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -267,25 +267,29 @@
#endif
#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
pte_t *ptep;
+ pmd_t *pmdp;
/* Since 4xx/Book-E supports per-page execute permission,
* we lazily flush dcache to icache. */
ptep = NULL;
- if (get_pteptr(mm, address, &ptep) && pte_present(*ptep)) {
- struct page *page = pte_page(*ptep);
+ if (get_pteptr(mm, address, &ptep, &pmdp)) {
+ spinlock_t *ptl = pte_lockptr(mm, pmdp);
+ spin_lock(ptl);
+ if (pte_present(*ptep)) {
+ struct page *page = pte_page(*ptep);
- if (! test_bit(PG_arch_1, &page->flags)) {
- flush_dcache_icache_page(page);
- set_bit(PG_arch_1, &page->flags);
+ if (!test_bit(PG_arch_1, &page->flags)) {
+ flush_dcache_icache_page(page);
+ set_bit(PG_arch_1, &page->flags);
+ }
+ pte_update(ptep, 0, _PAGE_HWEXEC);
+ _tlbie(address);
+ pte_unmap_unlock(ptep, ptl);
+ up_read(&mm->mmap_sem);
+ return 0;
}
- pte_update(ptep, 0, _PAGE_HWEXEC);
- _tlbie(address);
- pte_unmap(ptep);
- up_read(&mm->mmap_sem);
- return 0;
+ pte_unmap_unlock(ptep, ptl);
}
- if (ptep != NULL)
- pte_unmap(ptep);
#endif
/* a write */
} else if (is_write) {
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 89b35c1..c006d90 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -167,7 +167,7 @@
* normal insert callback here.
*/
#ifdef CONFIG_PPC_ISERIES
- if (_machine == PLATFORM_ISERIES_LPAR)
+ if (machine_is(iseries))
ret = iSeries_hpte_insert(hpteg, va,
paddr,
tmp_mode,
@@ -176,7 +176,7 @@
else
#endif
#ifdef CONFIG_PPC_PSERIES
- if (_machine & PLATFORM_LPAR)
+ if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR))
ret = pSeries_lpar_hpte_insert(hpteg, va,
paddr,
tmp_mode,
@@ -295,8 +295,7 @@
* Not in the device-tree, let's fallback on known size
* list for 16M capable GP & GR
*/
- if ((_machine != PLATFORM_ISERIES_LPAR) &&
- cpu_has_feature(CPU_FTR_16M_PAGE))
+ if (cpu_has_feature(CPU_FTR_16M_PAGE) && !machine_is(iseries))
memcpy(mmu_psize_defs, mmu_psize_defaults_gp,
sizeof(mmu_psize_defaults_gp));
found:
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 5e435a9..741dd88 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -342,7 +342,7 @@
#ifdef CONFIG_NEED_MULTIPLE_NODES
for_each_online_node(nid) {
if (NODE_DATA(nid)->node_spanned_pages != 0) {
- printk("freeing bootmem node %x\n", nid);
+ printk("freeing bootmem node %d\n", nid);
totalram_pages +=
free_all_bootmem_node(NODE_DATA(nid));
}
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index e89b22a..0a335f3 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -756,6 +756,7 @@
struct device_node *memory = NULL;
nodemask_t nodes;
int default_nid = any_online_node(NODE_MASK_ALL);
+ int nid;
if (!numa_enabled || (min_common_depth < 0))
return default_nid;
@@ -790,6 +791,7 @@
goto ha_new_range;
}
BUG(); /* section address should be found above */
+ return 0;
/* Temporary code to ensure that returned node is not empty */
got_nid:
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index d296eb6..9062860 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -372,7 +372,7 @@
* the PTE pointer is unmodified if PTE is not found.
*/
int
-get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep)
+get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep, pmd_t **pmdp)
{
pgd_t *pgd;
pmd_t *pmd;
@@ -387,6 +387,8 @@
if (pte) {
retval = 1;
*ptep = pte;
+ if (pmdp)
+ *pmdp = pmd;
/* XXX caller needs to do pte_unmap, yuck */
}
}
@@ -424,7 +426,7 @@
mm = &init_mm;
pa = 0;
- if (get_pteptr(mm, addr, &pte)) {
+ if (get_pteptr(mm, addr, &pte, NULL)) {
pa = (pte_val(*pte) & PAGE_MASK) | (addr & ~PAGE_MASK);
pte_unmap(pte);
}
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c
index 91d25fb..4a9291d 100644
--- a/arch/powerpc/mm/stab.c
+++ b/arch/powerpc/mm/stab.c
@@ -239,7 +239,7 @@
if (cpu_has_feature(CPU_FTR_SLB))
return;
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
unsigned long newstab;
if (cpu == 0)
diff --git a/arch/powerpc/oprofile/Makefile b/arch/powerpc/oprofile/Makefile
index 554cd7c..f5f9859 100644
--- a/arch/powerpc/oprofile/Makefile
+++ b/arch/powerpc/oprofile/Makefile
@@ -6,7 +6,7 @@
oprofilefs.o oprofile_stats.o \
timer_int.o )
-oprofile-y := $(DRIVER_OBJS) common.o
+oprofile-y := $(DRIVER_OBJS) common.o backtrace.o
oprofile-$(CONFIG_PPC64) += op_model_rs64.o op_model_power4.o
oprofile-$(CONFIG_FSL_BOOKE) += op_model_fsl_booke.o
oprofile-$(CONFIG_PPC32) += op_model_7450.o
diff --git a/arch/powerpc/oprofile/backtrace.c b/arch/powerpc/oprofile/backtrace.c
new file mode 100644
index 0000000..75f57bc
--- /dev/null
+++ b/arch/powerpc/oprofile/backtrace.c
@@ -0,0 +1,126 @@
+/**
+ * Copyright (C) 2005 Brian Rogan <bcr6@cornell.edu>, IBM
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+**/
+
+#include <linux/oprofile.h>
+#include <linux/sched.h>
+#include <asm/processor.h>
+#include <asm/uaccess.h>
+
+#define STACK_SP(STACK) *(STACK)
+
+#define STACK_LR64(STACK) *((unsigned long *)(STACK) + 2)
+#define STACK_LR32(STACK) *((unsigned int *)(STACK) + 1)
+
+#ifdef CONFIG_PPC64
+#define STACK_LR(STACK) STACK_LR64(STACK)
+#else
+#define STACK_LR(STACK) STACK_LR32(STACK)
+#endif
+
+static unsigned int user_getsp32(unsigned int sp, int is_first)
+{
+ unsigned int stack_frame[2];
+
+ if (!access_ok(VERIFY_READ, sp, sizeof(stack_frame)))
+ return 0;
+
+ /*
+ * The most likely reason for this is that we returned -EFAULT,
+ * which means that we've done all that we can do from
+ * interrupt context.
+ */
+ if (__copy_from_user_inatomic(stack_frame, (void *)(long)sp,
+ sizeof(stack_frame)))
+ return 0;
+
+ if (!is_first)
+ oprofile_add_trace(STACK_LR32(stack_frame));
+
+ /*
+ * We do not enforce increasing stack addresses here because
+ * we may transition to a different stack, eg a signal handler.
+ */
+ return STACK_SP(stack_frame);
+}
+
+#ifdef CONFIG_PPC64
+static unsigned long user_getsp64(unsigned long sp, int is_first)
+{
+ unsigned long stack_frame[3];
+
+ if (!access_ok(VERIFY_READ, sp, sizeof(stack_frame)))
+ return 0;
+
+ if (__copy_from_user_inatomic(stack_frame, (void *)sp,
+ sizeof(stack_frame)))
+ return 0;
+
+ if (!is_first)
+ oprofile_add_trace(STACK_LR64(stack_frame));
+
+ return STACK_SP(stack_frame);
+}
+#endif
+
+static unsigned long kernel_getsp(unsigned long sp, int is_first)
+{
+ unsigned long *stack_frame = (unsigned long *)sp;
+
+ if (!validate_sp(sp, current, STACK_FRAME_OVERHEAD))
+ return 0;
+
+ if (!is_first)
+ oprofile_add_trace(STACK_LR(stack_frame));
+
+ /*
+ * We do not enforce increasing stack addresses here because
+ * we might be transitioning from an interrupt stack to a kernel
+ * stack. validate_sp() is designed to understand this, so just
+ * use it.
+ */
+ return STACK_SP(stack_frame);
+}
+
+void op_powerpc_backtrace(struct pt_regs * const regs, unsigned int depth)
+{
+ unsigned long sp = regs->gpr[1];
+ int first_frame = 1;
+
+ /* We ditch the top stackframe so need to loop through an extra time */
+ depth += 1;
+
+ if (!user_mode(regs)) {
+ while (depth--) {
+ sp = kernel_getsp(sp, first_frame);
+ if (!sp)
+ break;
+ first_frame = 0;
+ }
+ } else {
+#ifdef CONFIG_PPC64
+ if (!test_thread_flag(TIF_32BIT)) {
+ while (depth--) {
+ sp = user_getsp64(sp, first_frame);
+ if (!sp)
+ break;
+ first_frame = 0;
+ }
+
+ return;
+ }
+#endif
+
+ while (depth--) {
+ sp = user_getsp32(sp, first_frame);
+ if (!sp)
+ break;
+ first_frame = 0;
+ }
+ }
+}
diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c
index cc2535b..5b1de7e 100644
--- a/arch/powerpc/oprofile/common.c
+++ b/arch/powerpc/oprofile/common.c
@@ -117,18 +117,10 @@
oprofilefs_create_ulong(sb, root, "enable_kernel", &sys.enable_kernel);
oprofilefs_create_ulong(sb, root, "enable_user", &sys.enable_user);
-#ifdef CONFIG_PPC64
- oprofilefs_create_ulong(sb, root, "backtrace_spinlocks",
- &sys.backtrace_spinlocks);
-#endif
/* Default to tracing both kernel and user */
sys.enable_kernel = 1;
sys.enable_user = 1;
-#ifdef CONFIG_PPC64
- /* Turn on backtracing through spinlocks by default */
- sys.backtrace_spinlocks = 1;
-#endif
return 0;
}
@@ -168,6 +160,7 @@
ops->shutdown = op_powerpc_shutdown;
ops->start = op_powerpc_start;
ops->stop = op_powerpc_stop;
+ ops->backtrace = op_powerpc_backtrace;
printk(KERN_INFO "oprofile: using %s performance monitoring.\n",
ops->cpu_type);
diff --git a/arch/powerpc/oprofile/op_model_7450.c b/arch/powerpc/oprofile/op_model_7450.c
index 32abfdb..e0491c3 100644
--- a/arch/powerpc/oprofile/op_model_7450.c
+++ b/arch/powerpc/oprofile/op_model_7450.c
@@ -176,13 +176,13 @@
mtmsr(mfmsr() | MSR_PMM);
pc = mfspr(SPRN_SIAR);
- is_kernel = (pc >= KERNELBASE);
+ is_kernel = is_kernel_addr(pc);
for (i = 0; i < NUM_CTRS; ++i) {
val = ctr_read(i);
if (val < 0) {
if (oprofile_running && ctr[i].enabled) {
- oprofile_add_pc(pc, is_kernel, i);
+ oprofile_add_ext_sample(pc, regs, i, is_kernel);
ctr_write(i, reset_value[i]);
} else {
ctr_write(i, 0);
diff --git a/arch/powerpc/oprofile/op_model_fsl_booke.c b/arch/powerpc/oprofile/op_model_fsl_booke.c
index 26539cd..93d63e6 100644
--- a/arch/powerpc/oprofile/op_model_fsl_booke.c
+++ b/arch/powerpc/oprofile/op_model_fsl_booke.c
@@ -154,13 +154,13 @@
mtmsr(mfmsr() | MSR_PMM);
pc = regs->nip;
- is_kernel = (pc >= KERNELBASE);
+ is_kernel = is_kernel_addr(pc);
for (i = 0; i < num_counters; ++i) {
val = ctr_read(i);
if (val < 0) {
if (oprofile_running && ctr[i].enabled) {
- oprofile_add_pc(pc, is_kernel, i);
+ oprofile_add_ext_sample(pc, regs, i, is_kernel);
ctr_write(i, reset_value[i]);
} else {
ctr_write(i, 0);
diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c
index 4b06e53..4c2beab 100644
--- a/arch/powerpc/oprofile/op_model_power4.c
+++ b/arch/powerpc/oprofile/op_model_power4.c
@@ -25,18 +25,14 @@
static int oprofile_running;
static int mmcra_has_sihv;
+/* Unfortunately these bits vary between CPUs */
+static unsigned long mmcra_sihv = MMCRA_SIHV;
+static unsigned long mmcra_sipr = MMCRA_SIPR;
/* mmcr values are set in power4_reg_setup, used in power4_cpu_setup */
static u32 mmcr0_val;
static u64 mmcr1_val;
-static u32 mmcra_val;
-
-/*
- * Since we do not have an NMI, backtracing through spinlocks is
- * only a best guess. In light of this, allow it to be disabled at
- * runtime.
- */
-static int backtrace_spinlocks;
+static u64 mmcra_val;
static void power4_reg_setup(struct op_counter_config *ctr,
struct op_system_config *sys,
@@ -63,8 +59,6 @@
mmcr1_val = sys->mmcr1;
mmcra_val = sys->mmcra;
- backtrace_spinlocks = sys->backtrace_spinlocks;
-
for (i = 0; i < cur_cpu_spec->num_pmcs; ++i)
reset_value[i] = 0x80000000UL - ctr[i].count;
@@ -197,25 +191,6 @@
{
}
-static unsigned long check_spinlock_pc(struct pt_regs *regs,
- unsigned long profile_pc)
-{
- unsigned long pc = instruction_pointer(regs);
-
- /*
- * If both the SIAR (sampled instruction) and the perfmon exception
- * occurred in a spinlock region then we account the sample to the
- * calling function. This isnt 100% correct, we really need soft
- * IRQ disable so we always get the perfmon exception at the
- * point at which the SIAR is set.
- */
- if (backtrace_spinlocks && in_lock_functions(pc) &&
- in_lock_functions(profile_pc))
- return regs->link;
- else
- return profile_pc;
-}
-
/*
* On GQ and newer the MMCRA stores the HV and PR bits at the time
* the SIAR was sampled. We use that to work out if the SIAR was sampled in
@@ -228,17 +203,17 @@
/* Cant do much about it */
if (!mmcra_has_sihv)
- return check_spinlock_pc(regs, pc);
+ return pc;
mmcra = mfspr(SPRN_MMCRA);
/* Were we in the hypervisor? */
- if (firmware_has_feature(FW_FEATURE_LPAR) && (mmcra & MMCRA_SIHV))
+ if (firmware_has_feature(FW_FEATURE_LPAR) && (mmcra & mmcra_sihv))
/* function descriptor madness */
return *((unsigned long *)hypervisor_bucket);
/* We were in userspace, nothing to do */
- if (mmcra & MMCRA_SIPR)
+ if (mmcra & mmcra_sipr)
return pc;
#ifdef CONFIG_PPC_RTAS
@@ -257,7 +232,7 @@
/* function descriptor madness */
return *((unsigned long *)kernel_unknown_bucket);
- return check_spinlock_pc(regs, pc);
+ return pc;
}
static int get_kernel(unsigned long pc)
@@ -268,7 +243,7 @@
is_kernel = is_kernel_addr(pc);
} else {
unsigned long mmcra = mfspr(SPRN_MMCRA);
- is_kernel = ((mmcra & MMCRA_SIPR) == 0);
+ is_kernel = ((mmcra & mmcra_sipr) == 0);
}
return is_kernel;
@@ -293,7 +268,7 @@
val = ctr_read(i);
if (val < 0) {
if (oprofile_running && ctr[i].enabled) {
- oprofile_add_pc(pc, is_kernel, i);
+ oprofile_add_ext_sample(pc, regs, i, is_kernel);
ctr_write(i, reset_value[i]);
} else {
ctr_write(i, 0);
diff --git a/arch/powerpc/oprofile/op_model_rs64.c b/arch/powerpc/oprofile/op_model_rs64.c
index 5c909ee..042f8f4 100644
--- a/arch/powerpc/oprofile/op_model_rs64.c
+++ b/arch/powerpc/oprofile/op_model_rs64.c
@@ -175,10 +175,13 @@
struct op_counter_config *ctr)
{
unsigned int mmcr0;
+ int is_kernel;
int val;
int i;
unsigned long pc = mfspr(SPRN_SIAR);
+ is_kernel = is_kernel_addr(pc);
+
/* set the PMM bit (see comment below) */
mtmsrd(mfmsr() | MSR_PMM);
@@ -186,7 +189,7 @@
val = ctr_read(i);
if (val < 0) {
if (ctr[i].enabled) {
- oprofile_add_pc(pc, is_kernel_addr(pc), i);
+ oprofile_add_ext_sample(pc, regs, i, is_kernel);
ctr_write(i, reset_value[i]);
} else {
ctr_write(i, 0);
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index d3d0ff7..06e3712 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -7,6 +7,7 @@
config MPC8540_ADS
bool "Freescale MPC8540 ADS"
+ select DEFAULT_UIMAGE
help
This option enables support for the MPC 8540 ADS board
diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig
index 3157071..c2a3db8 100644
--- a/arch/powerpc/platforms/cell/Kconfig
+++ b/arch/powerpc/platforms/cell/Kconfig
@@ -10,4 +10,9 @@
Units on machines implementing the Broadband Processor
Architecture.
+config SPUFS_MMAP
+ bool
+ depends on SPU_FS && SPARSEMEM && !PPC_64K_PAGES
+ default y
+
endmenu
diff --git a/arch/powerpc/platforms/cell/Makefile b/arch/powerpc/platforms/cell/Makefile
index 3b998a3..e570bad 100644
--- a/arch/powerpc/platforms/cell/Makefile
+++ b/arch/powerpc/platforms/cell/Makefile
@@ -6,5 +6,11 @@
spu-base-y += spu_base.o spu_priv1.o
-builtin-spufs-$(CONFIG_SPU_FS) += spu_syscalls.o
-obj-y += $(builtin-spufs-m)
+# needed only when building loadable spufs.ko
+spufs-modular-$(CONFIG_SPU_FS) += spu_syscalls.o
+obj-y += $(spufs-modular-m)
+
+# always needed in kernel
+spufs-builtin-$(CONFIG_SPU_FS) += spu_callbacks.o
+obj-y += $(spufs-builtin-y) $(spufs-builtin-m)
+
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index 63aa52a..978be1c 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -63,7 +63,24 @@
void iic_local_enable(void)
{
- out_be64(&__get_cpu_var(iic).regs->prio, 0xff);
+ struct iic *iic = &__get_cpu_var(iic);
+ u64 tmp;
+
+ /*
+ * There seems to be a bug that is present in DD2.x CPUs
+ * and still only partially fixed in DD3.1.
+ * This bug causes a value written to the priority register
+ * not to make it there, resulting in a system hang unless we
+ * write it again.
+ * Masking with 0xf0 is done because the Cell BE does not
+ * implement the lower four bits of the interrupt priority,
+ * they always read back as zeroes, although future CPUs
+ * might implement different bits.
+ */
+ do {
+ out_be64(&iic->regs->prio, 0xff);
+ tmp = in_be64(&iic->regs->prio);
+ } while ((tmp & 0xf0) != 0xf0);
}
void iic_local_disable(void)
@@ -123,7 +140,7 @@
pending.class != 2)
break;
irq = IIC_EXT_OFFSET
- + spider_get_irq(pending.prio + node * IIC_NODE_STRIDE)
+ + spider_get_irq(node)
+ node * IIC_NODE_STRIDE;
break;
case 0x01 ... 0x04:
@@ -174,40 +191,100 @@
return irq;
}
-static int setup_iic(int cpu, struct iic *iic)
+/* hardcoded part to be compatible with older firmware */
+
+static int setup_iic_hardcoded(void)
{
struct device_node *np;
- int nodeid = cpu / 2;
+ int nodeid, cpu;
unsigned long regs;
+ struct iic *iic;
- for (np = of_find_node_by_type(NULL, "cpu");
- np;
- np = of_find_node_by_type(np, "cpu")) {
- if (nodeid == *(int *)get_property(np, "node-id", NULL))
- break;
+ for_each_cpu(cpu) {
+ iic = &per_cpu(iic, cpu);
+ nodeid = cpu/2;
+
+ for (np = of_find_node_by_type(NULL, "cpu");
+ np;
+ np = of_find_node_by_type(np, "cpu")) {
+ if (nodeid == *(int *)get_property(np, "node-id", NULL))
+ break;
+ }
+
+ if (!np) {
+ printk(KERN_WARNING "IIC: CPU %d not found\n", cpu);
+ iic->regs = NULL;
+ iic->target_id = 0xff;
+ return -ENODEV;
+ }
+
+ regs = *(long *)get_property(np, "iic", NULL);
+
+ /* hack until we have decided on the devtree info */
+ regs += 0x400;
+ if (cpu & 1)
+ regs += 0x20;
+
+ printk(KERN_INFO "IIC for CPU %d at %lx\n", cpu, regs);
+ iic->regs = ioremap(regs, sizeof(struct iic_regs));
+ iic->target_id = (nodeid << 4) + ((cpu & 1) ? 0xf : 0xe);
}
- if (!np) {
- printk(KERN_WARNING "IIC: CPU %d not found\n", cpu);
- iic->regs = NULL;
- iic->target_id = 0xff;
- return -ENODEV;
- }
-
- regs = *(long *)get_property(np, "iic", NULL);
-
- /* hack until we have decided on the devtree info */
- regs += 0x400;
- if (cpu & 1)
- regs += 0x20;
-
- printk(KERN_DEBUG "IIC for CPU %d at %lx\n", cpu, regs);
- iic->regs = __ioremap(regs, sizeof(struct iic_regs),
- _PAGE_NO_CACHE);
- iic->target_id = (nodeid << 4) + ((cpu & 1) ? 0xf : 0xe);
return 0;
}
+static int setup_iic(void)
+{
+ struct device_node *dn;
+ unsigned long *regs;
+ char *compatible;
+ unsigned *np, found = 0;
+ struct iic *iic = NULL;
+
+ for (dn = NULL; (dn = of_find_node_by_name(dn, "interrupt-controller"));) {
+ compatible = (char *)get_property(dn, "compatible", NULL);
+
+ if (!compatible) {
+ printk(KERN_WARNING "no compatible property found !\n");
+ continue;
+ }
+
+ if (strstr(compatible, "IBM,CBEA-Internal-Interrupt-Controller"))
+ regs = (unsigned long *)get_property(dn,"reg", NULL);
+ else
+ continue;
+
+ if (!regs)
+ printk(KERN_WARNING "IIC: no reg property\n");
+
+ np = (unsigned int *)get_property(dn, "ibm,interrupt-server-ranges", NULL);
+
+ if (!np) {
+ printk(KERN_WARNING "IIC: CPU association not found\n");
+ iic->regs = NULL;
+ iic->target_id = 0xff;
+ return -ENODEV;
+ }
+
+ iic = &per_cpu(iic, np[0]);
+ iic->regs = ioremap(regs[0], sizeof(struct iic_regs));
+ iic->target_id = ((np[0] & 2) << 3) + ((np[0] & 1) ? 0xf : 0xe);
+ printk("IIC for CPU %d at %lx mapped to %p\n", np[0], regs[0], iic->regs);
+
+ iic = &per_cpu(iic, np[1]);
+ iic->regs = ioremap(regs[2], sizeof(struct iic_regs));
+ iic->target_id = ((np[1] & 2) << 3) + ((np[1] & 1) ? 0xf : 0xe);
+ printk("IIC for CPU %d at %lx mapped to %p\n", np[1], regs[2], iic->regs);
+
+ found++;
+ }
+
+ if (found)
+ return 0;
+ else
+ return -ENODEV;
+}
+
#ifdef CONFIG_SMP
/* Use the highest interrupt priorities for IPI */
@@ -283,10 +360,12 @@
int cpu, irq_offset;
struct iic *iic;
+ if (setup_iic() < 0)
+ setup_iic_hardcoded();
+
irq_offset = 0;
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
iic = &per_cpu(iic, cpu);
- setup_iic(cpu, iic);
if (iic->regs)
out_be64(&iic->regs->prio, 0xff);
}
diff --git a/arch/powerpc/platforms/cell/interrupt.h b/arch/powerpc/platforms/cell/interrupt.h
index a14bd38..799f77d 100644
--- a/arch/powerpc/platforms/cell/interrupt.h
+++ b/arch/powerpc/platforms/cell/interrupt.h
@@ -57,7 +57,7 @@
extern u8 iic_get_target_id(int cpu);
extern void spider_init_IRQ(void);
-extern int spider_get_irq(unsigned long int_pending);
+extern int spider_get_irq(int node);
#endif
#endif /* ASM_CELL_PIC_H */
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index 46e7cb9..a49ceb7 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -289,7 +289,7 @@
ioc_base = iommu->mapped_base;
ioc_mmio_base = iommu->mapped_mmio_base;
- for (real_address = 0, io_address = 0;
+ for (real_address = 0, io_address = map_start;
io_address <= map_start + map_size;
real_address += io_page_size, io_address += io_page_size) {
ioste = get_iost_entry(fake_iopt, io_address, io_page_size);
@@ -302,7 +302,7 @@
set_iopt_cache(ioc_mmio_base,
get_ioc_hash_1way(ioste, io_address),
get_ioc_tag(ioste, io_address),
- get_iopt_entry(real_address-map_start, ioid, IOPT_PROT_RW));
+ get_iopt_entry(real_address, ioid, IOPT_PROT_RW));
}
}
@@ -344,8 +344,8 @@
/* node 0 */
iommu = &cell_iommus[0];
- iommu->mapped_base = __ioremap(0x20000511000, 0x1000, _PAGE_NO_CACHE);
- iommu->mapped_mmio_base = __ioremap(0x20000510000, 0x1000, _PAGE_NO_CACHE);
+ iommu->mapped_base = ioremap(0x20000511000, 0x1000);
+ iommu->mapped_mmio_base = ioremap(0x20000510000, 0x1000);
enable_mapping(iommu->mapped_base, iommu->mapped_mmio_base);
@@ -357,8 +357,8 @@
/* node 1 */
iommu = &cell_iommus[1];
- iommu->mapped_base = __ioremap(0x30000511000, 0x1000, _PAGE_NO_CACHE);
- iommu->mapped_mmio_base = __ioremap(0x30000510000, 0x1000, _PAGE_NO_CACHE);
+ iommu->mapped_base = ioremap(0x30000511000, 0x1000);
+ iommu->mapped_mmio_base = ioremap(0x30000510000, 0x1000);
enable_mapping(iommu->mapped_base, iommu->mapped_mmio_base);
@@ -407,8 +407,8 @@
iommu->base = *base;
iommu->mmio_base = *mmio_base;
- iommu->mapped_base = __ioremap(*base, 0x1000, _PAGE_NO_CACHE);
- iommu->mapped_mmio_base = __ioremap(*mmio_base, 0x1000, _PAGE_NO_CACHE);
+ iommu->mapped_base = ioremap(*base, 0x1000);
+ iommu->mapped_mmio_base = ioremap(*mmio_base, 0x1000);
enable_mapping(iommu->mapped_base,
iommu->mapped_mmio_base);
diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c
index e0e051c..7eed8c6 100644
--- a/arch/powerpc/platforms/cell/pervasive.c
+++ b/arch/powerpc/platforms/cell/pervasive.c
@@ -203,7 +203,7 @@
pr_debug("pervasive area for CPU %d at %lx, size %x\n",
cpu, real_address, size);
- p->regs = __ioremap(real_address, size, _PAGE_NO_CACHE);
+ p->regs = ioremap(real_address, size);
p->thread = thread;
return 0;
}
@@ -217,7 +217,7 @@
if (!cpu_has_feature(CPU_FTR_PAUSE_ZERO))
return;
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
p = &cbe_pervasive[cpu];
ret = cbe_find_pmd_mmio(cpu, p);
if (ret)
diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c
index fec8e65..dac5d03 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -195,9 +195,13 @@
}
-static int __init cell_probe(int platform)
+static int __init cell_probe(void)
{
- if (platform != PLATFORM_CELL)
+ /* XXX This is temporary, the Cell maintainer will come up with
+ * more appropriate detection logic
+ */
+ unsigned long root = of_get_flat_dt_root();
+ if (!of_flat_dt_is_compatible(root, "IBM,CPBW-1.0"))
return 0;
return 1;
@@ -212,7 +216,8 @@
return -ENODEV;
}
-struct machdep_calls __initdata cell_md = {
+define_machine(cell) {
+ .name = "Cell",
.probe = cell_probe,
.setup_arch = cell_setup_arch,
.init_early = cell_init_early,
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c
index e741321..55cbdd7 100644
--- a/arch/powerpc/platforms/cell/spider-pic.c
+++ b/arch/powerpc/platforms/cell/spider-pic.c
@@ -84,10 +84,11 @@
static void spider_enable_irq(unsigned int irq)
{
+ int nodeid = (irq / IIC_NODE_STRIDE) * 0x10;
void __iomem *cfg = spider_get_irq_config(irq);
irq = spider_get_nr(irq);
- out_be32(cfg, in_be32(cfg) | 0x3107000eu);
+ out_be32(cfg, (in_be32(cfg) & ~0xf0)| 0x3107000eu | nodeid);
out_be32(cfg + 4, in_be32(cfg + 4) | 0x00020000u | irq);
}
@@ -131,61 +132,108 @@
.end = spider_end_irq,
};
-
-int spider_get_irq(unsigned long int_pending)
+int spider_get_irq(int node)
{
- void __iomem *regs = spider_get_pic(int_pending);
unsigned long cs;
- int irq;
+ void __iomem *regs = spider_pics[node];
- cs = in_be32(regs + TIR_CS);
+ cs = in_be32(regs + TIR_CS) >> 24;
- irq = cs >> 24;
- if (irq != 63)
- return irq;
-
- return -1;
+ if (cs == 63)
+ return -1;
+ else
+ return cs;
}
-
-void spider_init_IRQ(void)
+
+/* hardcoded part to be compatible with older firmware */
+
+void spider_init_IRQ_hardcoded(void)
{
int node;
- struct device_node *dn;
- unsigned int *property;
long spiderpic;
+ long pics[] = { 0x24000008000, 0x34000008000 };
int n;
-/* FIXME: detect multiple PICs as soon as the device tree has them */
- for (node = 0; node < 1; node++) {
- dn = of_find_node_by_path("/");
- n = prom_n_addr_cells(dn);
- property = (unsigned int *) get_property(dn,
- "platform-spider-pic", NULL);
+ pr_debug("%s(%d): Using hardcoded defaults\n", __FUNCTION__, __LINE__);
- if (!property)
- continue;
- for (spiderpic = 0; n > 0; --n)
- spiderpic = (spiderpic << 32) + *property++;
+ for (node = 0; node < num_present_cpus()/2; node++) {
+ spiderpic = pics[node];
printk(KERN_DEBUG "SPIDER addr: %lx\n", spiderpic);
- spider_pics[node] = __ioremap(spiderpic, 0x800, _PAGE_NO_CACHE);
+ spider_pics[node] = ioremap(spiderpic, 0x800);
for (n = 0; n < IIC_NUM_EXT; n++) {
int irq = n + IIC_EXT_OFFSET + node * IIC_NODE_STRIDE;
get_irq_desc(irq)->handler = &spider_pic;
+ }
/* do not mask any interrupts because of level */
out_be32(spider_pics[node] + TIR_MSK, 0x0);
-
+
/* disable edge detection clear */
/* out_be32(spider_pics[node] + TIR_EDC, 0x0); */
-
+
/* enable interrupt packets to be output */
out_be32(spider_pics[node] + TIR_PIEN,
in_be32(spider_pics[node] + TIR_PIEN) | 0x1);
-
+
/* Enable the interrupt detection enable bit. Do this last! */
out_be32(spider_pics[node] + TIR_DEN,
- in_be32(spider_pics[node] +TIR_DEN) | 0x1);
+ in_be32(spider_pics[node] + TIR_DEN) | 0x1);
+ }
+}
+void spider_init_IRQ(void)
+{
+ long spider_reg;
+ struct device_node *dn;
+ char *compatible;
+ int n, node = 0;
+
+ for (dn = NULL; (dn = of_find_node_by_name(dn, "interrupt-controller"));) {
+ compatible = (char *)get_property(dn, "compatible", NULL);
+
+ if (!compatible)
+ continue;
+
+ if (strstr(compatible, "CBEA,platform-spider-pic"))
+ spider_reg = *(long *)get_property(dn,"reg", NULL);
+ else if (strstr(compatible, "sti,platform-spider-pic")) {
+ spider_init_IRQ_hardcoded();
+ return;
+ } else
+ continue;
+
+ if (!spider_reg)
+ printk("interrupt controller does not have reg property !\n");
+
+ n = prom_n_addr_cells(dn);
+
+ if ( n != 2)
+ printk("reg property with invalid number of elements \n");
+
+ spider_pics[node] = ioremap(spider_reg, 0x800);
+
+ printk("SPIDER addr: %lx with %i addr_cells mapped to %p\n",
+ spider_reg, n, spider_pics[node]);
+
+ for (n = 0; n < IIC_NUM_EXT; n++) {
+ int irq = n + IIC_EXT_OFFSET + node * IIC_NODE_STRIDE;
+ get_irq_desc(irq)->handler = &spider_pic;
}
+
+ /* do not mask any interrupts because of level */
+ out_be32(spider_pics[node] + TIR_MSK, 0x0);
+
+ /* disable edge detection clear */
+ /* out_be32(spider_pics[node] + TIR_EDC, 0x0); */
+
+ /* enable interrupt packets to be output */
+ out_be32(spider_pics[node] + TIR_PIEN,
+ in_be32(spider_pics[node] + TIR_PIEN) | 0x1);
+
+ /* Enable the interrupt detection enable bit. Do this last! */
+ out_be32(spider_pics[node] + TIR_DEN,
+ in_be32(spider_pics[node] + TIR_DEN) | 0x1);
+
+ node++;
}
}
diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index a8fa1ee..269dda4 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -111,7 +111,7 @@
extern int hash_page(unsigned long ea, unsigned long access, unsigned long trap); //XXX
static int __spu_trap_data_map(struct spu *spu, unsigned long ea, u64 dsisr)
{
- pr_debug("%s\n", __FUNCTION__);
+ pr_debug("%s, %lx, %lx\n", __FUNCTION__, dsisr, ea);
/* Handle kernel space hash faults immediately.
User hash faults need to be deferred to process context. */
@@ -168,7 +168,7 @@
static int __spu_trap_tag_group(struct spu *spu)
{
pr_debug("%s\n", __FUNCTION__);
- /* wake_up(&spu->dma_wq); */
+ spu->mfc_callback(spu);
return 0;
}
@@ -242,6 +242,8 @@
spu_mfc_dsisr_set(spu, 0ul);
spu_int_stat_clear(spu, 1, stat);
spin_unlock(&spu->register_lock);
+ pr_debug("%s: %lx %lx %lx %lx\n", __FUNCTION__, mask, stat,
+ dar, dsisr);
if (stat & 1) /* segment fault */
__spu_trap_data_seg(spu, dar);
@@ -484,14 +486,13 @@
ea = spu->dar;
dsisr = spu->dsisr;
- if (dsisr & MFC_DSISR_PTE_NOT_FOUND) {
+ if (dsisr & (MFC_DSISR_PTE_NOT_FOUND | MFC_DSISR_ACCESS_DENIED)) {
access = (_PAGE_PRESENT | _PAGE_USER);
access |= (dsisr & MFC_DSISR_ACCESS_PUT) ? _PAGE_RW : 0UL;
if (hash_page(ea, access, 0x300) != 0)
error |= CLASS1_ENABLE_STORAGE_FAULT_INTR;
}
- if ((error & CLASS1_ENABLE_STORAGE_FAULT_INTR) ||
- (dsisr & MFC_DSISR_ACCESS_DENIED)) {
+ if (error & CLASS1_ENABLE_STORAGE_FAULT_INTR) {
if ((ret = spu_handle_mm_fault(spu)) != 0)
error |= CLASS1_ENABLE_STORAGE_FAULT_INTR;
else
@@ -568,6 +569,11 @@
if (!spu->local_store)
goto out;
+ prop = get_property(spe, "problem", NULL);
+ if (!prop)
+ goto out_unmap;
+ spu->problem_phys = *(unsigned long *)prop;
+
spu->problem= map_spe_prop(spe, "problem");
if (!spu->problem)
goto out_unmap;
@@ -632,6 +638,7 @@
spu->ibox_callback = NULL;
spu->wbox_callback = NULL;
spu->stop_callback = NULL;
+ spu->mfc_callback = NULL;
mutex_lock(&spu_mutex);
spu->number = number++;
diff --git a/arch/powerpc/platforms/cell/spu_callbacks.c b/arch/powerpc/platforms/cell/spu_callbacks.c
new file mode 100644
index 0000000..3a4245c
--- /dev/null
+++ b/arch/powerpc/platforms/cell/spu_callbacks.c
@@ -0,0 +1,345 @@
+/*
+ * System call callback functions for SPUs
+ */
+
+#define DEBUG
+
+#include <linux/kallsyms.h>
+#include <linux/module.h>
+#include <linux/syscalls.h>
+
+#include <asm/spu.h>
+#include <asm/syscalls.h>
+#include <asm/unistd.h>
+
+/*
+ * This table defines the system calls that an SPU can call.
+ * It is currently a subset of the 64 bit powerpc system calls,
+ * with the exact semantics.
+ *
+ * The reasons for disabling some of the system calls are:
+ * 1. They interact with the way SPU syscalls are handled
+ * and we can't let them execute ever:
+ * restart_syscall, exit, for, execve, ptrace, ...
+ * 2. They are deprecated and replaced by other means:
+ * uselib, pciconfig_*, sysfs, ...
+ * 3. They are somewhat interacting with the system in a way
+ * we don't want an SPU to:
+ * reboot, init_module, mount, kexec_load
+ * 4. They are optional and we can't rely on them being
+ * linked into the kernel. Unfortunately, the cond_syscall
+ * helper does not work here as it does not add the necessary
+ * opd symbols:
+ * mbind, mq_open, ipc, ...
+ */
+
+void *spu_syscall_table[] = {
+ [__NR_restart_syscall] sys_ni_syscall, /* sys_restart_syscall */
+ [__NR_exit] sys_ni_syscall, /* sys_exit */
+ [__NR_fork] sys_ni_syscall, /* ppc_fork */
+ [__NR_read] sys_read,
+ [__NR_write] sys_write,
+ [__NR_open] sys_open,
+ [__NR_close] sys_close,
+ [__NR_waitpid] sys_waitpid,
+ [__NR_creat] sys_creat,
+ [__NR_link] sys_link,
+ [__NR_unlink] sys_unlink,
+ [__NR_execve] sys_ni_syscall, /* sys_execve */
+ [__NR_chdir] sys_chdir,
+ [__NR_time] sys_time,
+ [__NR_mknod] sys_mknod,
+ [__NR_chmod] sys_chmod,
+ [__NR_lchown] sys_lchown,
+ [__NR_break] sys_ni_syscall,
+ [__NR_oldstat] sys_ni_syscall,
+ [__NR_lseek] sys_lseek,
+ [__NR_getpid] sys_getpid,
+ [__NR_mount] sys_ni_syscall, /* sys_mount */
+ [__NR_umount] sys_ni_syscall,
+ [__NR_setuid] sys_setuid,
+ [__NR_getuid] sys_getuid,
+ [__NR_stime] sys_stime,
+ [__NR_ptrace] sys_ni_syscall, /* sys_ptrace */
+ [__NR_alarm] sys_alarm,
+ [__NR_oldfstat] sys_ni_syscall,
+ [__NR_pause] sys_ni_syscall, /* sys_pause */
+ [__NR_utime] sys_ni_syscall, /* sys_utime */
+ [__NR_stty] sys_ni_syscall,
+ [__NR_gtty] sys_ni_syscall,
+ [__NR_access] sys_access,
+ [__NR_nice] sys_nice,
+ [__NR_ftime] sys_ni_syscall,
+ [__NR_sync] sys_sync,
+ [__NR_kill] sys_kill,
+ [__NR_rename] sys_rename,
+ [__NR_mkdir] sys_mkdir,
+ [__NR_rmdir] sys_rmdir,
+ [__NR_dup] sys_dup,
+ [__NR_pipe] sys_pipe,
+ [__NR_times] sys_times,
+ [__NR_prof] sys_ni_syscall,
+ [__NR_brk] sys_brk,
+ [__NR_setgid] sys_setgid,
+ [__NR_getgid] sys_getgid,
+ [__NR_signal] sys_ni_syscall, /* sys_signal */
+ [__NR_geteuid] sys_geteuid,
+ [__NR_getegid] sys_getegid,
+ [__NR_acct] sys_ni_syscall, /* sys_acct */
+ [__NR_umount2] sys_ni_syscall, /* sys_umount */
+ [__NR_lock] sys_ni_syscall,
+ [__NR_ioctl] sys_ioctl,
+ [__NR_fcntl] sys_fcntl,
+ [__NR_mpx] sys_ni_syscall,
+ [__NR_setpgid] sys_setpgid,
+ [__NR_ulimit] sys_ni_syscall,
+ [__NR_oldolduname] sys_ni_syscall,
+ [__NR_umask] sys_umask,
+ [__NR_chroot] sys_chroot,
+ [__NR_ustat] sys_ni_syscall, /* sys_ustat */
+ [__NR_dup2] sys_dup2,
+ [__NR_getppid] sys_getppid,
+ [__NR_getpgrp] sys_getpgrp,
+ [__NR_setsid] sys_setsid,
+ [__NR_sigaction] sys_ni_syscall,
+ [__NR_sgetmask] sys_sgetmask,
+ [__NR_ssetmask] sys_ssetmask,
+ [__NR_setreuid] sys_setreuid,
+ [__NR_setregid] sys_setregid,
+ [__NR_sigsuspend] sys_ni_syscall,
+ [__NR_sigpending] sys_ni_syscall,
+ [__NR_sethostname] sys_sethostname,
+ [__NR_setrlimit] sys_setrlimit,
+ [__NR_getrlimit] sys_ni_syscall,
+ [__NR_getrusage] sys_getrusage,
+ [__NR_gettimeofday] sys_gettimeofday,
+ [__NR_settimeofday] sys_settimeofday,
+ [__NR_getgroups] sys_getgroups,
+ [__NR_setgroups] sys_setgroups,
+ [__NR_select] sys_ni_syscall,
+ [__NR_symlink] sys_symlink,
+ [__NR_oldlstat] sys_ni_syscall,
+ [__NR_readlink] sys_readlink,
+ [__NR_uselib] sys_ni_syscall, /* sys_uselib */
+ [__NR_swapon] sys_ni_syscall, /* sys_swapon */
+ [__NR_reboot] sys_ni_syscall, /* sys_reboot */
+ [__NR_readdir] sys_ni_syscall,
+ [__NR_mmap] sys_mmap,
+ [__NR_munmap] sys_munmap,
+ [__NR_truncate] sys_truncate,
+ [__NR_ftruncate] sys_ftruncate,
+ [__NR_fchmod] sys_fchmod,
+ [__NR_fchown] sys_fchown,
+ [__NR_getpriority] sys_getpriority,
+ [__NR_setpriority] sys_setpriority,
+ [__NR_profil] sys_ni_syscall,
+ [__NR_statfs] sys_ni_syscall, /* sys_statfs */
+ [__NR_fstatfs] sys_ni_syscall, /* sys_fstatfs */
+ [__NR_ioperm] sys_ni_syscall,
+ [__NR_socketcall] sys_socketcall,
+ [__NR_syslog] sys_syslog,
+ [__NR_setitimer] sys_setitimer,
+ [__NR_getitimer] sys_getitimer,
+ [__NR_stat] sys_newstat,
+ [__NR_lstat] sys_newlstat,
+ [__NR_fstat] sys_newfstat,
+ [__NR_olduname] sys_ni_syscall,
+ [__NR_iopl] sys_ni_syscall,
+ [__NR_vhangup] sys_vhangup,
+ [__NR_idle] sys_ni_syscall,
+ [__NR_vm86] sys_ni_syscall,
+ [__NR_wait4] sys_wait4,
+ [__NR_swapoff] sys_ni_syscall, /* sys_swapoff */
+ [__NR_sysinfo] sys_sysinfo,
+ [__NR_ipc] sys_ni_syscall, /* sys_ipc */
+ [__NR_fsync] sys_fsync,
+ [__NR_sigreturn] sys_ni_syscall,
+ [__NR_clone] sys_ni_syscall, /* ppc_clone */
+ [__NR_setdomainname] sys_setdomainname,
+ [__NR_uname] ppc_newuname,
+ [__NR_modify_ldt] sys_ni_syscall,
+ [__NR_adjtimex] sys_adjtimex,
+ [__NR_mprotect] sys_mprotect,
+ [__NR_sigprocmask] sys_ni_syscall,
+ [__NR_create_module] sys_ni_syscall,
+ [__NR_init_module] sys_ni_syscall, /* sys_init_module */
+ [__NR_delete_module] sys_ni_syscall, /* sys_delete_module */
+ [__NR_get_kernel_syms] sys_ni_syscall,
+ [__NR_quotactl] sys_ni_syscall, /* sys_quotactl */
+ [__NR_getpgid] sys_getpgid,
+ [__NR_fchdir] sys_fchdir,
+ [__NR_bdflush] sys_bdflush,
+ [__NR_sysfs] sys_ni_syscall, /* sys_sysfs */
+ [__NR_personality] ppc64_personality,
+ [__NR_afs_syscall] sys_ni_syscall,
+ [__NR_setfsuid] sys_setfsuid,
+ [__NR_setfsgid] sys_setfsgid,
+ [__NR__llseek] sys_llseek,
+ [__NR_getdents] sys_getdents,
+ [__NR__newselect] sys_select,
+ [__NR_flock] sys_flock,
+ [__NR_msync] sys_msync,
+ [__NR_readv] sys_readv,
+ [__NR_writev] sys_writev,
+ [__NR_getsid] sys_getsid,
+ [__NR_fdatasync] sys_fdatasync,
+ [__NR__sysctl] sys_ni_syscall, /* sys_sysctl */
+ [__NR_mlock] sys_mlock,
+ [__NR_munlock] sys_munlock,
+ [__NR_mlockall] sys_mlockall,
+ [__NR_munlockall] sys_munlockall,
+ [__NR_sched_setparam] sys_sched_setparam,
+ [__NR_sched_getparam] sys_sched_getparam,
+ [__NR_sched_setscheduler] sys_sched_setscheduler,
+ [__NR_sched_getscheduler] sys_sched_getscheduler,
+ [__NR_sched_yield] sys_sched_yield,
+ [__NR_sched_get_priority_max] sys_sched_get_priority_max,
+ [__NR_sched_get_priority_min] sys_sched_get_priority_min,
+ [__NR_sched_rr_get_interval] sys_sched_rr_get_interval,
+ [__NR_nanosleep] sys_nanosleep,
+ [__NR_mremap] sys_mremap,
+ [__NR_setresuid] sys_setresuid,
+ [__NR_getresuid] sys_getresuid,
+ [__NR_query_module] sys_ni_syscall,
+ [__NR_poll] sys_poll,
+ [__NR_nfsservctl] sys_ni_syscall, /* sys_nfsservctl */
+ [__NR_setresgid] sys_setresgid,
+ [__NR_getresgid] sys_getresgid,
+ [__NR_prctl] sys_prctl,
+ [__NR_rt_sigreturn] sys_ni_syscall, /* ppc64_rt_sigreturn */
+ [__NR_rt_sigaction] sys_ni_syscall, /* sys_rt_sigaction */
+ [__NR_rt_sigprocmask] sys_ni_syscall, /* sys_rt_sigprocmask */
+ [__NR_rt_sigpending] sys_ni_syscall, /* sys_rt_sigpending */
+ [__NR_rt_sigtimedwait] sys_ni_syscall, /* sys_rt_sigtimedwait */
+ [__NR_rt_sigqueueinfo] sys_ni_syscall, /* sys_rt_sigqueueinfo */
+ [__NR_rt_sigsuspend] sys_ni_syscall, /* sys_rt_sigsuspend */
+ [__NR_pread64] sys_pread64,
+ [__NR_pwrite64] sys_pwrite64,
+ [__NR_chown] sys_chown,
+ [__NR_getcwd] sys_getcwd,
+ [__NR_capget] sys_capget,
+ [__NR_capset] sys_capset,
+ [__NR_sigaltstack] sys_ni_syscall, /* sys_sigaltstack */
+ [__NR_sendfile] sys_sendfile64,
+ [__NR_getpmsg] sys_ni_syscall,
+ [__NR_putpmsg] sys_ni_syscall,
+ [__NR_vfork] sys_ni_syscall, /* ppc_vfork */
+ [__NR_ugetrlimit] sys_getrlimit,
+ [__NR_readahead] sys_readahead,
+ [192] sys_ni_syscall,
+ [193] sys_ni_syscall,
+ [194] sys_ni_syscall,
+ [195] sys_ni_syscall,
+ [196] sys_ni_syscall,
+ [197] sys_ni_syscall,
+ [__NR_pciconfig_read] sys_ni_syscall, /* sys_pciconfig_read */
+ [__NR_pciconfig_write] sys_ni_syscall, /* sys_pciconfig_write */
+ [__NR_pciconfig_iobase] sys_ni_syscall, /* sys_pciconfig_iobase */
+ [__NR_multiplexer] sys_ni_syscall,
+ [__NR_getdents64] sys_getdents64,
+ [__NR_pivot_root] sys_pivot_root,
+ [204] sys_ni_syscall,
+ [__NR_madvise] sys_madvise,
+ [__NR_mincore] sys_mincore,
+ [__NR_gettid] sys_gettid,
+ [__NR_tkill] sys_tkill,
+ [__NR_setxattr] sys_setxattr,
+ [__NR_lsetxattr] sys_lsetxattr,
+ [__NR_fsetxattr] sys_fsetxattr,
+ [__NR_getxattr] sys_getxattr,
+ [__NR_lgetxattr] sys_lgetxattr,
+ [__NR_fgetxattr] sys_fgetxattr,
+ [__NR_listxattr] sys_listxattr,
+ [__NR_llistxattr] sys_llistxattr,
+ [__NR_flistxattr] sys_flistxattr,
+ [__NR_removexattr] sys_removexattr,
+ [__NR_lremovexattr] sys_lremovexattr,
+ [__NR_fremovexattr] sys_fremovexattr,
+ [__NR_futex] sys_futex,
+ [__NR_sched_setaffinity] sys_sched_setaffinity,
+ [__NR_sched_getaffinity] sys_sched_getaffinity,
+ [__NR_tuxcall] sys_ni_syscall,
+ [226] sys_ni_syscall,
+ [__NR_io_setup] sys_io_setup,
+ [__NR_io_destroy] sys_io_destroy,
+ [__NR_io_getevents] sys_io_getevents,
+ [__NR_io_submit] sys_io_submit,
+ [__NR_io_cancel] sys_io_cancel,
+ [__NR_set_tid_address] sys_ni_syscall, /* sys_set_tid_address */
+ [__NR_fadvise64] sys_fadvise64,
+ [__NR_exit_group] sys_ni_syscall, /* sys_exit_group */
+ [__NR_lookup_dcookie] sys_ni_syscall, /* sys_lookup_dcookie */
+ [__NR_epoll_create] sys_epoll_create,
+ [__NR_epoll_ctl] sys_epoll_ctl,
+ [__NR_epoll_wait] sys_epoll_wait,
+ [__NR_remap_file_pages] sys_remap_file_pages,
+ [__NR_timer_create] sys_timer_create,
+ [__NR_timer_settime] sys_timer_settime,
+ [__NR_timer_gettime] sys_timer_gettime,
+ [__NR_timer_getoverrun] sys_timer_getoverrun,
+ [__NR_timer_delete] sys_timer_delete,
+ [__NR_clock_settime] sys_clock_settime,
+ [__NR_clock_gettime] sys_clock_gettime,
+ [__NR_clock_getres] sys_clock_getres,
+ [__NR_clock_nanosleep] sys_clock_nanosleep,
+ [__NR_swapcontext] sys_ni_syscall, /* ppc64_swapcontext */
+ [__NR_tgkill] sys_tgkill,
+ [__NR_utimes] sys_utimes,
+ [__NR_statfs64] sys_statfs64,
+ [__NR_fstatfs64] sys_fstatfs64,
+ [254] sys_ni_syscall,
+ [__NR_rtas] ppc_rtas,
+ [256] sys_ni_syscall,
+ [257] sys_ni_syscall,
+ [258] sys_ni_syscall,
+ [__NR_mbind] sys_ni_syscall, /* sys_mbind */
+ [__NR_get_mempolicy] sys_ni_syscall, /* sys_get_mempolicy */
+ [__NR_set_mempolicy] sys_ni_syscall, /* sys_set_mempolicy */
+ [__NR_mq_open] sys_ni_syscall, /* sys_mq_open */
+ [__NR_mq_unlink] sys_ni_syscall, /* sys_mq_unlink */
+ [__NR_mq_timedsend] sys_ni_syscall, /* sys_mq_timedsend */
+ [__NR_mq_timedreceive] sys_ni_syscall, /* sys_mq_timedreceive */
+ [__NR_mq_notify] sys_ni_syscall, /* sys_mq_notify */
+ [__NR_mq_getsetattr] sys_ni_syscall, /* sys_mq_getsetattr */
+ [__NR_kexec_load] sys_ni_syscall, /* sys_kexec_load */
+ [__NR_add_key] sys_ni_syscall, /* sys_add_key */
+ [__NR_request_key] sys_ni_syscall, /* sys_request_key */
+ [__NR_keyctl] sys_ni_syscall, /* sys_keyctl */
+ [__NR_waitid] sys_ni_syscall, /* sys_waitid */
+ [__NR_ioprio_set] sys_ni_syscall, /* sys_ioprio_set */
+ [__NR_ioprio_get] sys_ni_syscall, /* sys_ioprio_get */
+ [__NR_inotify_init] sys_ni_syscall, /* sys_inotify_init */
+ [__NR_inotify_add_watch] sys_ni_syscall, /* sys_inotify_add_watch */
+ [__NR_inotify_rm_watch] sys_ni_syscall, /* sys_inotify_rm_watch */
+ [__NR_spu_run] sys_ni_syscall, /* sys_spu_run */
+ [__NR_spu_create] sys_ni_syscall, /* sys_spu_create */
+ [__NR_pselect6] sys_ni_syscall, /* sys_pselect */
+ [__NR_ppoll] sys_ni_syscall, /* sys_ppoll */
+ [__NR_unshare] sys_unshare,
+};
+
+long spu_sys_callback(struct spu_syscall_block *s)
+{
+ long (*syscall)(u64 a1, u64 a2, u64 a3, u64 a4, u64 a5, u64 a6);
+
+ BUILD_BUG_ON(ARRAY_SIZE(spu_syscall_table) != __NR_syscalls);
+
+ syscall = spu_syscall_table[s->nr_ret];
+
+ if (s->nr_ret >= __NR_syscalls) {
+ pr_debug("%s: invalid syscall #%ld", __FUNCTION__, s->nr_ret);
+ return -ENOSYS;
+ }
+
+#ifdef DEBUG
+ print_symbol(KERN_DEBUG "SPU-syscall %s:", (unsigned long)syscall);
+ printk("syscall%ld(%lx, %lx, %lx, %lx, %lx, %lx)\n",
+ s->nr_ret,
+ s->parm[0], s->parm[1], s->parm[2],
+ s->parm[3], s->parm[4], s->parm[5]);
+#endif
+
+ return syscall(s->parm[0], s->parm[1], s->parm[2],
+ s->parm[3], s->parm[4], s->parm[5]);
+}
+EXPORT_SYMBOL_GPL(spu_sys_callback);
diff --git a/arch/powerpc/platforms/cell/spufs/backing_ops.c b/arch/powerpc/platforms/cell/spufs/backing_ops.c
index a5c489a5..f1d35dd 100644
--- a/arch/powerpc/platforms/cell/spufs/backing_ops.c
+++ b/arch/powerpc/platforms/cell/spufs/backing_ops.c
@@ -285,6 +285,49 @@
spu_backing_runcntl_write(ctx, SPU_RUNCNTL_STOP);
}
+static int spu_backing_set_mfc_query(struct spu_context * ctx, u32 mask,
+ u32 mode)
+{
+ struct spu_problem_collapsed *prob = &ctx->csa.prob;
+ int ret;
+
+ spin_lock(&ctx->csa.register_lock);
+ ret = -EAGAIN;
+ if (prob->dma_querytype_RW)
+ goto out;
+ ret = 0;
+ /* FIXME: what are the side-effects of this? */
+ prob->dma_querymask_RW = mask;
+ prob->dma_querytype_RW = mode;
+out:
+ spin_unlock(&ctx->csa.register_lock);
+
+ return ret;
+}
+
+static u32 spu_backing_read_mfc_tagstatus(struct spu_context * ctx)
+{
+ return ctx->csa.prob.dma_tagstatus_R;
+}
+
+static u32 spu_backing_get_mfc_free_elements(struct spu_context *ctx)
+{
+ return ctx->csa.prob.dma_qstatus_R;
+}
+
+static int spu_backing_send_mfc_command(struct spu_context *ctx,
+ struct mfc_dma_command *cmd)
+{
+ int ret;
+
+ spin_lock(&ctx->csa.register_lock);
+ ret = -EAGAIN;
+ /* FIXME: set up priv2->puq */
+ spin_unlock(&ctx->csa.register_lock);
+
+ return ret;
+}
+
struct spu_context_ops spu_backing_ops = {
.mbox_read = spu_backing_mbox_read,
.mbox_stat_read = spu_backing_mbox_stat_read,
@@ -305,4 +348,8 @@
.get_ls = spu_backing_get_ls,
.runcntl_write = spu_backing_runcntl_write,
.runcntl_stop = spu_backing_runcntl_stop,
+ .set_mfc_query = spu_backing_set_mfc_query,
+ .read_mfc_tagstatus = spu_backing_read_mfc_tagstatus,
+ .get_mfc_free_elements = spu_backing_get_mfc_free_elements,
+ .send_mfc_command = spu_backing_send_mfc_command,
};
diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c
index 336f238..8bb33ab 100644
--- a/arch/powerpc/platforms/cell/spufs/context.c
+++ b/arch/powerpc/platforms/cell/spufs/context.c
@@ -27,7 +27,7 @@
#include <asm/spu_csa.h>
#include "spufs.h"
-struct spu_context *alloc_spu_context(struct address_space *local_store)
+struct spu_context *alloc_spu_context(void)
{
struct spu_context *ctx;
ctx = kmalloc(sizeof *ctx, GFP_KERNEL);
@@ -47,10 +47,17 @@
init_waitqueue_head(&ctx->ibox_wq);
init_waitqueue_head(&ctx->wbox_wq);
init_waitqueue_head(&ctx->stop_wq);
+ init_waitqueue_head(&ctx->mfc_wq);
ctx->ibox_fasync = NULL;
ctx->wbox_fasync = NULL;
+ ctx->mfc_fasync = NULL;
+ ctx->mfc = NULL;
+ ctx->tagwait = 0;
ctx->state = SPU_STATE_SAVED;
- ctx->local_store = local_store;
+ ctx->local_store = NULL;
+ ctx->cntl = NULL;
+ ctx->signal1 = NULL;
+ ctx->signal2 = NULL;
ctx->spu = NULL;
ctx->ops = &spu_backing_ops;
ctx->owner = get_task_mm(current);
@@ -68,8 +75,6 @@
ctx = container_of(kref, struct spu_context, kref);
down_write(&ctx->state_sema);
spu_deactivate(ctx);
- ctx->ibox_fasync = NULL;
- ctx->wbox_fasync = NULL;
up_write(&ctx->state_sema);
spu_fini_csa(&ctx->csa);
kfree(ctx);
@@ -109,7 +114,16 @@
void spu_unmap_mappings(struct spu_context *ctx)
{
- unmap_mapping_range(ctx->local_store, 0, LS_SIZE, 1);
+ if (ctx->local_store)
+ unmap_mapping_range(ctx->local_store, 0, LS_SIZE, 1);
+ if (ctx->mfc)
+ unmap_mapping_range(ctx->mfc, 0, 0x4000, 1);
+ if (ctx->cntl)
+ unmap_mapping_range(ctx->cntl, 0, 0x4000, 1);
+ if (ctx->signal1)
+ unmap_mapping_range(ctx->signal1, 0, 0x4000, 1);
+ if (ctx->signal2)
+ unmap_mapping_range(ctx->signal2, 0, 0x4000, 1);
}
int spu_acquire_runnable(struct spu_context *ctx)
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index dfa649c..366185e 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -20,6 +20,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#undef DEBUG
+
#include <linux/fs.h>
#include <linux/ioctl.h>
#include <linux/module.h>
@@ -39,8 +41,10 @@
spufs_mem_open(struct inode *inode, struct file *file)
{
struct spufs_inode_info *i = SPUFS_I(inode);
- file->private_data = i->i_ctx;
- file->f_mapping = i->i_ctx->local_store;
+ struct spu_context *ctx = i->i_ctx;
+ file->private_data = ctx;
+ file->f_mapping = inode->i_mapping;
+ ctx->local_store = inode->i_mapping;
return 0;
}
@@ -84,7 +88,7 @@
return ret;
}
-#ifdef CONFIG_SPARSEMEM
+#ifdef CONFIG_SPUFS_MMAP
static struct page *
spufs_mem_mmap_nopage(struct vm_area_struct *vma,
unsigned long address, int *type)
@@ -136,11 +140,113 @@
.read = spufs_mem_read,
.write = spufs_mem_write,
.llseek = generic_file_llseek,
-#ifdef CONFIG_SPARSEMEM
+#ifdef CONFIG_SPUFS_MMAP
.mmap = spufs_mem_mmap,
#endif
};
+#ifdef CONFIG_SPUFS_MMAP
+static struct page *spufs_ps_nopage(struct vm_area_struct *vma,
+ unsigned long address,
+ int *type, unsigned long ps_offs)
+{
+ struct page *page = NOPAGE_SIGBUS;
+ int fault_type = VM_FAULT_SIGBUS;
+ struct spu_context *ctx = vma->vm_file->private_data;
+ unsigned long offset = address - vma->vm_start;
+ unsigned long area;
+ int ret;
+
+ offset += vma->vm_pgoff << PAGE_SHIFT;
+ if (offset >= 0x4000)
+ goto out;
+
+ ret = spu_acquire_runnable(ctx);
+ if (ret)
+ goto out;
+
+ area = ctx->spu->problem_phys + ps_offs;
+ page = pfn_to_page((area + offset) >> PAGE_SHIFT);
+ fault_type = VM_FAULT_MINOR;
+ page_cache_get(page);
+
+ spu_release(ctx);
+
+ out:
+ if (type)
+ *type = fault_type;
+
+ return page;
+}
+
+static struct page *spufs_cntl_mmap_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ return spufs_ps_nopage(vma, address, type, 0x4000);
+}
+
+static struct vm_operations_struct spufs_cntl_mmap_vmops = {
+ .nopage = spufs_cntl_mmap_nopage,
+};
+
+/*
+ * mmap support for problem state control area [0x4000 - 0x4fff].
+ * Mapping this area requires that the application have CAP_SYS_RAWIO,
+ * as these registers require special care when read/writing.
+ */
+static int spufs_cntl_mmap(struct file *file, struct vm_area_struct *vma)
+{
+ if (!(vma->vm_flags & VM_SHARED))
+ return -EINVAL;
+
+ if (!capable(CAP_SYS_RAWIO))
+ return -EPERM;
+
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
+ | _PAGE_NO_CACHE);
+
+ vma->vm_ops = &spufs_cntl_mmap_vmops;
+ return 0;
+}
+#endif
+
+static int spufs_cntl_open(struct inode *inode, struct file *file)
+{
+ struct spufs_inode_info *i = SPUFS_I(inode);
+ struct spu_context *ctx = i->i_ctx;
+
+ file->private_data = ctx;
+ file->f_mapping = inode->i_mapping;
+ ctx->cntl = inode->i_mapping;
+ return 0;
+}
+
+static ssize_t
+spufs_cntl_read(struct file *file, char __user *buffer,
+ size_t size, loff_t *pos)
+{
+ /* FIXME: read from spu status */
+ return -EINVAL;
+}
+
+static ssize_t
+spufs_cntl_write(struct file *file, const char __user *buffer,
+ size_t size, loff_t *pos)
+{
+ /* FIXME: write to runctl bit */
+ return -EINVAL;
+}
+
+static struct file_operations spufs_cntl_fops = {
+ .open = spufs_cntl_open,
+ .read = spufs_cntl_read,
+ .write = spufs_cntl_write,
+#ifdef CONFIG_SPUFS_MMAP
+ .mmap = spufs_cntl_mmap,
+#endif
+};
+
static int
spufs_regs_open(struct inode *inode, struct file *file)
{
@@ -501,6 +607,16 @@
.read = spufs_wbox_stat_read,
};
+static int spufs_signal1_open(struct inode *inode, struct file *file)
+{
+ struct spufs_inode_info *i = SPUFS_I(inode);
+ struct spu_context *ctx = i->i_ctx;
+ file->private_data = ctx;
+ file->f_mapping = inode->i_mapping;
+ ctx->signal1 = inode->i_mapping;
+ return nonseekable_open(inode, file);
+}
+
static ssize_t spufs_signal1_read(struct file *file, char __user *buf,
size_t len, loff_t *pos)
{
@@ -541,12 +657,50 @@
return 4;
}
+#ifdef CONFIG_SPUFS_MMAP
+static struct page *spufs_signal1_mmap_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ return spufs_ps_nopage(vma, address, type, 0x14000);
+}
+
+static struct vm_operations_struct spufs_signal1_mmap_vmops = {
+ .nopage = spufs_signal1_mmap_nopage,
+};
+
+static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma)
+{
+ if (!(vma->vm_flags & VM_SHARED))
+ return -EINVAL;
+
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
+ | _PAGE_NO_CACHE);
+
+ vma->vm_ops = &spufs_signal1_mmap_vmops;
+ return 0;
+}
+#endif
+
static struct file_operations spufs_signal1_fops = {
- .open = spufs_pipe_open,
+ .open = spufs_signal1_open,
.read = spufs_signal1_read,
.write = spufs_signal1_write,
+#ifdef CONFIG_SPUFS_MMAP
+ .mmap = spufs_signal1_mmap,
+#endif
};
+static int spufs_signal2_open(struct inode *inode, struct file *file)
+{
+ struct spufs_inode_info *i = SPUFS_I(inode);
+ struct spu_context *ctx = i->i_ctx;
+ file->private_data = ctx;
+ file->f_mapping = inode->i_mapping;
+ ctx->signal2 = inode->i_mapping;
+ return nonseekable_open(inode, file);
+}
+
static ssize_t spufs_signal2_read(struct file *file, char __user *buf,
size_t len, loff_t *pos)
{
@@ -589,10 +743,39 @@
return 4;
}
+#ifdef CONFIG_SPUFS_MMAP
+static struct page *spufs_signal2_mmap_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ return spufs_ps_nopage(vma, address, type, 0x1c000);
+}
+
+static struct vm_operations_struct spufs_signal2_mmap_vmops = {
+ .nopage = spufs_signal2_mmap_nopage,
+};
+
+static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma)
+{
+ if (!(vma->vm_flags & VM_SHARED))
+ return -EINVAL;
+
+ /* FIXME: */
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
+ | _PAGE_NO_CACHE);
+
+ vma->vm_ops = &spufs_signal2_mmap_vmops;
+ return 0;
+}
+#endif
+
static struct file_operations spufs_signal2_fops = {
- .open = spufs_pipe_open,
+ .open = spufs_signal2_open,
.read = spufs_signal2_read,
.write = spufs_signal2_write,
+#ifdef CONFIG_SPUFS_MMAP
+ .mmap = spufs_signal2_mmap,
+#endif
};
static void spufs_signal1_type_set(void *data, u64 val)
@@ -641,6 +824,332 @@
DEFINE_SIMPLE_ATTRIBUTE(spufs_signal2_type, spufs_signal2_type_get,
spufs_signal2_type_set, "%llu");
+#ifdef CONFIG_SPUFS_MMAP
+static struct page *spufs_mfc_mmap_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ return spufs_ps_nopage(vma, address, type, 0x3000);
+}
+
+static struct vm_operations_struct spufs_mfc_mmap_vmops = {
+ .nopage = spufs_mfc_mmap_nopage,
+};
+
+/*
+ * mmap support for problem state MFC DMA area [0x0000 - 0x0fff].
+ * Mapping this area requires that the application have CAP_SYS_RAWIO,
+ * as these registers require special care when read/writing.
+ */
+static int spufs_mfc_mmap(struct file *file, struct vm_area_struct *vma)
+{
+ if (!(vma->vm_flags & VM_SHARED))
+ return -EINVAL;
+
+ if (!capable(CAP_SYS_RAWIO))
+ return -EPERM;
+
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
+ | _PAGE_NO_CACHE);
+
+ vma->vm_ops = &spufs_mfc_mmap_vmops;
+ return 0;
+}
+#endif
+
+static int spufs_mfc_open(struct inode *inode, struct file *file)
+{
+ struct spufs_inode_info *i = SPUFS_I(inode);
+ struct spu_context *ctx = i->i_ctx;
+
+ /* we don't want to deal with DMA into other processes */
+ if (ctx->owner != current->mm)
+ return -EINVAL;
+
+ if (atomic_read(&inode->i_count) != 1)
+ return -EBUSY;
+
+ file->private_data = ctx;
+ return nonseekable_open(inode, file);
+}
+
+/* interrupt-level mfc callback function. */
+void spufs_mfc_callback(struct spu *spu)
+{
+ struct spu_context *ctx = spu->ctx;
+
+ wake_up_all(&ctx->mfc_wq);
+
+ pr_debug("%s %s\n", __FUNCTION__, spu->name);
+ if (ctx->mfc_fasync) {
+ u32 free_elements, tagstatus;
+ unsigned int mask;
+
+ /* no need for spu_acquire in interrupt context */
+ free_elements = ctx->ops->get_mfc_free_elements(ctx);
+ tagstatus = ctx->ops->read_mfc_tagstatus(ctx);
+
+ mask = 0;
+ if (free_elements & 0xffff)
+ mask |= POLLOUT;
+ if (tagstatus & ctx->tagwait)
+ mask |= POLLIN;
+
+ kill_fasync(&ctx->mfc_fasync, SIGIO, mask);
+ }
+}
+
+static int spufs_read_mfc_tagstatus(struct spu_context *ctx, u32 *status)
+{
+ /* See if there is one tag group is complete */
+ /* FIXME we need locking around tagwait */
+ *status = ctx->ops->read_mfc_tagstatus(ctx) & ctx->tagwait;
+ ctx->tagwait &= ~*status;
+ if (*status)
+ return 1;
+
+ /* enable interrupt waiting for any tag group,
+ may silently fail if interrupts are already enabled */
+ ctx->ops->set_mfc_query(ctx, ctx->tagwait, 1);
+ return 0;
+}
+
+static ssize_t spufs_mfc_read(struct file *file, char __user *buffer,
+ size_t size, loff_t *pos)
+{
+ struct spu_context *ctx = file->private_data;
+ int ret = -EINVAL;
+ u32 status;
+
+ if (size != 4)
+ goto out;
+
+ spu_acquire(ctx);
+ if (file->f_flags & O_NONBLOCK) {
+ status = ctx->ops->read_mfc_tagstatus(ctx);
+ if (!(status & ctx->tagwait))
+ ret = -EAGAIN;
+ else
+ ctx->tagwait &= ~status;
+ } else {
+ ret = spufs_wait(ctx->mfc_wq,
+ spufs_read_mfc_tagstatus(ctx, &status));
+ }
+ spu_release(ctx);
+
+ if (ret)
+ goto out;
+
+ ret = 4;
+ if (copy_to_user(buffer, &status, 4))
+ ret = -EFAULT;
+
+out:
+ return ret;
+}
+
+static int spufs_check_valid_dma(struct mfc_dma_command *cmd)
+{
+ pr_debug("queueing DMA %x %lx %x %x %x\n", cmd->lsa,
+ cmd->ea, cmd->size, cmd->tag, cmd->cmd);
+
+ switch (cmd->cmd) {
+ case MFC_PUT_CMD:
+ case MFC_PUTF_CMD:
+ case MFC_PUTB_CMD:
+ case MFC_GET_CMD:
+ case MFC_GETF_CMD:
+ case MFC_GETB_CMD:
+ break;
+ default:
+ pr_debug("invalid DMA opcode %x\n", cmd->cmd);
+ return -EIO;
+ }
+
+ if ((cmd->lsa & 0xf) != (cmd->ea &0xf)) {
+ pr_debug("invalid DMA alignment, ea %lx lsa %x\n",
+ cmd->ea, cmd->lsa);
+ return -EIO;
+ }
+
+ switch (cmd->size & 0xf) {
+ case 1:
+ break;
+ case 2:
+ if (cmd->lsa & 1)
+ goto error;
+ break;
+ case 4:
+ if (cmd->lsa & 3)
+ goto error;
+ break;
+ case 8:
+ if (cmd->lsa & 7)
+ goto error;
+ break;
+ case 0:
+ if (cmd->lsa & 15)
+ goto error;
+ break;
+ error:
+ default:
+ pr_debug("invalid DMA alignment %x for size %x\n",
+ cmd->lsa & 0xf, cmd->size);
+ return -EIO;
+ }
+
+ if (cmd->size > 16 * 1024) {
+ pr_debug("invalid DMA size %x\n", cmd->size);
+ return -EIO;
+ }
+
+ if (cmd->tag & 0xfff0) {
+ /* we reserve the higher tag numbers for kernel use */
+ pr_debug("invalid DMA tag\n");
+ return -EIO;
+ }
+
+ if (cmd->class) {
+ /* not supported in this version */
+ pr_debug("invalid DMA class\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int spu_send_mfc_command(struct spu_context *ctx,
+ struct mfc_dma_command cmd,
+ int *error)
+{
+ *error = ctx->ops->send_mfc_command(ctx, &cmd);
+ if (*error == -EAGAIN) {
+ /* wait for any tag group to complete
+ so we have space for the new command */
+ ctx->ops->set_mfc_query(ctx, ctx->tagwait, 1);
+ /* try again, because the queue might be
+ empty again */
+ *error = ctx->ops->send_mfc_command(ctx, &cmd);
+ if (*error == -EAGAIN)
+ return 0;
+ }
+ return 1;
+}
+
+static ssize_t spufs_mfc_write(struct file *file, const char __user *buffer,
+ size_t size, loff_t *pos)
+{
+ struct spu_context *ctx = file->private_data;
+ struct mfc_dma_command cmd;
+ int ret = -EINVAL;
+
+ if (size != sizeof cmd)
+ goto out;
+
+ ret = -EFAULT;
+ if (copy_from_user(&cmd, buffer, sizeof cmd))
+ goto out;
+
+ ret = spufs_check_valid_dma(&cmd);
+ if (ret)
+ goto out;
+
+ spu_acquire_runnable(ctx);
+ if (file->f_flags & O_NONBLOCK) {
+ ret = ctx->ops->send_mfc_command(ctx, &cmd);
+ } else {
+ int status;
+ ret = spufs_wait(ctx->mfc_wq,
+ spu_send_mfc_command(ctx, cmd, &status));
+ if (status)
+ ret = status;
+ }
+ spu_release(ctx);
+
+ if (ret)
+ goto out;
+
+ ctx->tagwait |= 1 << cmd.tag;
+
+out:
+ return ret;
+}
+
+static unsigned int spufs_mfc_poll(struct file *file,poll_table *wait)
+{
+ struct spu_context *ctx = file->private_data;
+ u32 free_elements, tagstatus;
+ unsigned int mask;
+
+ spu_acquire(ctx);
+ ctx->ops->set_mfc_query(ctx, ctx->tagwait, 2);
+ free_elements = ctx->ops->get_mfc_free_elements(ctx);
+ tagstatus = ctx->ops->read_mfc_tagstatus(ctx);
+ spu_release(ctx);
+
+ poll_wait(file, &ctx->mfc_wq, wait);
+
+ mask = 0;
+ if (free_elements & 0xffff)
+ mask |= POLLOUT | POLLWRNORM;
+ if (tagstatus & ctx->tagwait)
+ mask |= POLLIN | POLLRDNORM;
+
+ pr_debug("%s: free %d tagstatus %d tagwait %d\n", __FUNCTION__,
+ free_elements, tagstatus, ctx->tagwait);
+
+ return mask;
+}
+
+static int spufs_mfc_flush(struct file *file)
+{
+ struct spu_context *ctx = file->private_data;
+ int ret;
+
+ spu_acquire(ctx);
+#if 0
+/* this currently hangs */
+ ret = spufs_wait(ctx->mfc_wq,
+ ctx->ops->set_mfc_query(ctx, ctx->tagwait, 2));
+ if (ret)
+ goto out;
+ ret = spufs_wait(ctx->mfc_wq,
+ ctx->ops->read_mfc_tagstatus(ctx) == ctx->tagwait);
+out:
+#else
+ ret = 0;
+#endif
+ spu_release(ctx);
+
+ return ret;
+}
+
+static int spufs_mfc_fsync(struct file *file, struct dentry *dentry,
+ int datasync)
+{
+ return spufs_mfc_flush(file);
+}
+
+static int spufs_mfc_fasync(int fd, struct file *file, int on)
+{
+ struct spu_context *ctx = file->private_data;
+
+ return fasync_helper(fd, file, on, &ctx->mfc_fasync);
+}
+
+static struct file_operations spufs_mfc_fops = {
+ .open = spufs_mfc_open,
+ .read = spufs_mfc_read,
+ .write = spufs_mfc_write,
+ .poll = spufs_mfc_poll,
+ .flush = spufs_mfc_flush,
+ .fsync = spufs_mfc_fsync,
+ .fasync = spufs_mfc_fasync,
+#ifdef CONFIG_SPUFS_MMAP
+ .mmap = spufs_mfc_mmap,
+#endif
+};
+
static void spufs_npc_set(void *data, u64 val)
{
struct spu_context *ctx = data;
@@ -783,6 +1292,8 @@
{ "signal2", &spufs_signal2_fops, 0666, },
{ "signal1_type", &spufs_signal1_type, 0666, },
{ "signal2_type", &spufs_signal2_type, 0666, },
+ { "mfc", &spufs_mfc_fops, 0666, },
+ { "cntl", &spufs_cntl_fops, 0666, },
{ "npc", &spufs_npc_ops, 0666, },
{ "fpcr", &spufs_fpcr_fops, 0666, },
{ "decr", &spufs_decr_ops, 0666, },
diff --git a/arch/powerpc/platforms/cell/spufs/hw_ops.c b/arch/powerpc/platforms/cell/spufs/hw_ops.c
index 5445719..a13a8b5 100644
--- a/arch/powerpc/platforms/cell/spufs/hw_ops.c
+++ b/arch/powerpc/platforms/cell/spufs/hw_ops.c
@@ -232,6 +232,59 @@
spin_unlock_irq(&ctx->spu->register_lock);
}
+static int spu_hw_set_mfc_query(struct spu_context * ctx, u32 mask, u32 mode)
+{
+ struct spu_problem *prob = ctx->spu->problem;
+ int ret;
+
+ spin_lock_irq(&ctx->spu->register_lock);
+ ret = -EAGAIN;
+ if (in_be32(&prob->dma_querytype_RW))
+ goto out;
+ ret = 0;
+ out_be32(&prob->dma_querymask_RW, mask);
+ out_be32(&prob->dma_querytype_RW, mode);
+out:
+ spin_unlock_irq(&ctx->spu->register_lock);
+ return ret;
+}
+
+static u32 spu_hw_read_mfc_tagstatus(struct spu_context * ctx)
+{
+ return in_be32(&ctx->spu->problem->dma_tagstatus_R);
+}
+
+static u32 spu_hw_get_mfc_free_elements(struct spu_context *ctx)
+{
+ return in_be32(&ctx->spu->problem->dma_qstatus_R);
+}
+
+static int spu_hw_send_mfc_command(struct spu_context *ctx,
+ struct mfc_dma_command *cmd)
+{
+ u32 status;
+ struct spu_problem *prob = ctx->spu->problem;
+
+ spin_lock_irq(&ctx->spu->register_lock);
+ out_be32(&prob->mfc_lsa_W, cmd->lsa);
+ out_be64(&prob->mfc_ea_W, cmd->ea);
+ out_be32(&prob->mfc_union_W.by32.mfc_size_tag32,
+ cmd->size << 16 | cmd->tag);
+ out_be32(&prob->mfc_union_W.by32.mfc_class_cmd32,
+ cmd->class << 16 | cmd->cmd);
+ status = in_be32(&prob->mfc_union_W.by32.mfc_class_cmd32);
+ spin_unlock_irq(&ctx->spu->register_lock);
+
+ switch (status & 0xffff) {
+ case 0:
+ return 0;
+ case 2:
+ return -EAGAIN;
+ default:
+ return -EINVAL;
+ }
+}
+
struct spu_context_ops spu_hw_ops = {
.mbox_read = spu_hw_mbox_read,
.mbox_stat_read = spu_hw_mbox_stat_read,
@@ -252,4 +305,8 @@
.get_ls = spu_hw_get_ls,
.runcntl_write = spu_hw_runcntl_write,
.runcntl_stop = spu_hw_runcntl_stop,
+ .set_mfc_query = spu_hw_set_mfc_query,
+ .read_mfc_tagstatus = spu_hw_read_mfc_tagstatus,
+ .get_mfc_free_elements = spu_hw_get_mfc_free_elements,
+ .send_mfc_command = spu_hw_send_mfc_command,
};
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 5be40aa..d955419 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -241,7 +241,7 @@
inode->i_gid = dir->i_gid;
inode->i_mode &= S_ISGID;
}
- ctx = alloc_spu_context(inode->i_mapping);
+ ctx = alloc_spu_context();
SPUFS_I(inode)->i_ctx = ctx;
if (!ctx)
goto out_iput;
@@ -442,7 +442,7 @@
.kill_sb = kill_litter_super,
};
-static int spufs_init(void)
+static int __init spufs_init(void)
{
int ret;
ret = -ENOMEM;
@@ -472,7 +472,7 @@
}
module_init(spufs_init);
-static void spufs_exit(void)
+static void __exit spufs_exit(void)
{
spu_sched_exit();
unregister_spu_syscalls(&spufs_calls);
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index 18ea886..c04e078 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -76,6 +76,90 @@
return 0;
}
+/*
+ * SPU syscall restarting is tricky because we violate the basic
+ * assumption that the signal handler is running on the interrupted
+ * thread. Here instead, the handler runs on PowerPC user space code,
+ * while the syscall was called from the SPU.
+ * This means we can only do a very rough approximation of POSIX
+ * signal semantics.
+ */
+int spu_handle_restartsys(struct spu_context *ctx, long *spu_ret,
+ unsigned int *npc)
+{
+ int ret;
+
+ switch (*spu_ret) {
+ case -ERESTARTSYS:
+ case -ERESTARTNOINTR:
+ /*
+ * Enter the regular syscall restarting for
+ * sys_spu_run, then restart the SPU syscall
+ * callback.
+ */
+ *npc -= 8;
+ ret = -ERESTARTSYS;
+ break;
+ case -ERESTARTNOHAND:
+ case -ERESTART_RESTARTBLOCK:
+ /*
+ * Restart block is too hard for now, just return -EINTR
+ * to the SPU.
+ * ERESTARTNOHAND comes from sys_pause, we also return
+ * -EINTR from there.
+ * Assume that we need to be restarted ourselves though.
+ */
+ *spu_ret = -EINTR;
+ ret = -ERESTARTSYS;
+ break;
+ default:
+ printk(KERN_WARNING "%s: unexpected return code %ld\n",
+ __FUNCTION__, *spu_ret);
+ ret = 0;
+ }
+ return ret;
+}
+
+int spu_process_callback(struct spu_context *ctx)
+{
+ struct spu_syscall_block s;
+ u32 ls_pointer, npc;
+ char *ls;
+ long spu_ret;
+ int ret;
+
+ /* get syscall block from local store */
+ npc = ctx->ops->npc_read(ctx);
+ ls = ctx->ops->get_ls(ctx);
+ ls_pointer = *(u32*)(ls + npc);
+ if (ls_pointer > (LS_SIZE - sizeof(s)))
+ return -EFAULT;
+ memcpy(&s, ls + ls_pointer, sizeof (s));
+
+ /* do actual syscall without pinning the spu */
+ ret = 0;
+ spu_ret = -ENOSYS;
+ npc += 4;
+
+ if (s.nr_ret < __NR_syscalls) {
+ spu_release(ctx);
+ /* do actual system call from here */
+ spu_ret = spu_sys_callback(&s);
+ if (spu_ret <= -ERESTARTSYS) {
+ ret = spu_handle_restartsys(ctx, &spu_ret, &npc);
+ }
+ spu_acquire(ctx);
+ if (ret == -ERESTARTSYS)
+ return ret;
+ }
+
+ /* write result, jump over indirect pointer */
+ memcpy(ls + ls_pointer, &spu_ret, sizeof (spu_ret));
+ ctx->ops->npc_write(ctx, npc);
+ ctx->ops->runcntl_write(ctx, SPU_RUNCNTL_RUNNABLE);
+ return ret;
+}
+
static inline int spu_process_events(struct spu_context *ctx)
{
struct spu *spu = ctx->spu;
@@ -107,6 +191,13 @@
ret = spufs_wait(ctx->stop_wq, spu_stopped(ctx, status));
if (unlikely(ret))
break;
+ if ((*status & SPU_STATUS_STOPPED_BY_STOP) &&
+ (*status >> SPU_STOP_STATUS_SHIFT == 0x2104)) {
+ ret = spu_process_callback(ctx);
+ if (ret)
+ break;
+ *status &= ~SPU_STATUS_STOPPED_BY_STOP;
+ }
if (unlikely(ctx->state != SPU_STATE_RUNNABLE)) {
ret = spu_reacquire_runnable(ctx, npc, status);
if (ret)
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 963182f..bf652cd 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -180,6 +180,7 @@
spu->ibox_callback = spufs_ibox_callback;
spu->wbox_callback = spufs_wbox_callback;
spu->stop_callback = spufs_stop_callback;
+ spu->mfc_callback = spufs_mfc_callback;
mb();
spu_unmap_mappings(ctx);
spu_restore(&ctx->csa, spu);
@@ -197,6 +198,7 @@
spu->ibox_callback = NULL;
spu->wbox_callback = NULL;
spu->stop_callback = NULL;
+ spu->mfc_callback = NULL;
spu->mm = NULL;
spu->pid = 0;
spu->prio = MAX_PRIO;
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index db2601f..4485738 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -43,7 +43,11 @@
struct spu *spu; /* pointer to a physical SPU */
struct spu_state csa; /* SPU context save area. */
spinlock_t mmio_lock; /* protects mmio access */
- struct address_space *local_store;/* local store backing store */
+ struct address_space *local_store; /* local store mapping. */
+ struct address_space *mfc; /* 'mfc' area mappings. */
+ struct address_space *cntl; /* 'control' area mappings. */
+ struct address_space *signal1; /* 'signal1' area mappings. */
+ struct address_space *signal2; /* 'signal2' area mappings. */
enum { SPU_STATE_RUNNABLE, SPU_STATE_SAVED } state;
struct rw_semaphore state_sema;
@@ -55,13 +59,27 @@
wait_queue_head_t ibox_wq;
wait_queue_head_t wbox_wq;
wait_queue_head_t stop_wq;
+ wait_queue_head_t mfc_wq;
struct fasync_struct *ibox_fasync;
struct fasync_struct *wbox_fasync;
+ struct fasync_struct *mfc_fasync;
+ u32 tagwait;
struct spu_context_ops *ops;
struct work_struct reap_work;
u64 flags;
};
+struct mfc_dma_command {
+ int32_t pad; /* reserved */
+ uint32_t lsa; /* local storage address */
+ uint64_t ea; /* effective address */
+ uint16_t size; /* transfer size */
+ uint16_t tag; /* command tag */
+ uint16_t class; /* class ID */
+ uint16_t cmd; /* command opcode */
+};
+
+
/* SPU context query/set operations. */
struct spu_context_ops {
int (*mbox_read) (struct spu_context * ctx, u32 * data);
@@ -84,6 +102,11 @@
char*(*get_ls) (struct spu_context * ctx);
void (*runcntl_write) (struct spu_context * ctx, u32 data);
void (*runcntl_stop) (struct spu_context * ctx);
+ int (*set_mfc_query)(struct spu_context * ctx, u32 mask, u32 mode);
+ u32 (*read_mfc_tagstatus)(struct spu_context * ctx);
+ u32 (*get_mfc_free_elements)(struct spu_context *ctx);
+ int (*send_mfc_command)(struct spu_context *ctx,
+ struct mfc_dma_command *cmd);
};
extern struct spu_context_ops spu_hw_ops;
@@ -106,7 +129,7 @@
extern struct file_operations spufs_context_fops;
/* context management */
-struct spu_context * alloc_spu_context(struct address_space *local_store);
+struct spu_context * alloc_spu_context(void);
void destroy_spu_context(struct kref *kref);
struct spu_context * get_spu_context(struct spu_context *ctx);
int put_spu_context(struct spu_context *ctx);
@@ -159,5 +182,6 @@
void spufs_ibox_callback(struct spu *spu);
void spufs_wbox_callback(struct spu *spu);
void spufs_stop_callback(struct spu *spu);
+void spufs_mfc_callback(struct spu *spu);
#endif
diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c
index 212db28..97898d5 100644
--- a/arch/powerpc/platforms/cell/spufs/switch.c
+++ b/arch/powerpc/platforms/cell/spufs/switch.c
@@ -2145,7 +2145,8 @@
csa->priv1.int_mask_class1_RW = CLASS1_ENABLE_SEGMENT_FAULT_INTR |
CLASS1_ENABLE_STORAGE_FAULT_INTR;
csa->priv1.int_mask_class2_RW = CLASS2_ENABLE_SPU_STOP_INTR |
- CLASS2_ENABLE_SPU_HALT_INTR;
+ CLASS2_ENABLE_SPU_HALT_INTR |
+ CLASS2_ENABLE_SPU_DMA_TAG_GROUP_COMPLETE_INTR;
}
static void init_priv2(struct spu_state *csa)
diff --git a/arch/powerpc/platforms/chrp/chrp.h b/arch/powerpc/platforms/chrp/chrp.h
index 814f547..63f0aee 100644
--- a/arch/powerpc/platforms/chrp/chrp.h
+++ b/arch/powerpc/platforms/chrp/chrp.h
@@ -8,4 +8,4 @@
extern long chrp_time_init(void);
extern void chrp_find_bridges(void);
-extern void chrp_event_scan(void);
+extern void chrp_event_scan(unsigned long);
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 8bf4307..23a2017 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -35,6 +35,7 @@
#include <linux/root_dev.h>
#include <linux/initrd.h>
#include <linux/module.h>
+#include <linux/timer.h>
#include <asm/io.h>
#include <asm/pgtable.h>
@@ -61,6 +62,10 @@
struct mpic *chrp_mpic;
+/* Used for doing CHRP event-scans */
+DEFINE_PER_CPU(struct timer_list, heartbeat_timer);
+unsigned long event_scan_interval;
+
/*
* XXX this should be in xmon.h, but putting it there means xmon.h
* has to include <linux/interrupt.h> (to get irqreturn_t), which
@@ -229,8 +234,6 @@
{
struct device_node *root = find_path_device ("/");
char *machine = NULL;
- struct device_node *device;
- unsigned int *p = NULL;
/* init to some ~sane value until calibrate_delay() runs */
loops_per_jiffy = 50000000/HZ;
@@ -287,23 +290,12 @@
*/
sio_init();
- /* Get the event scan rate for the rtas so we know how
- * often it expects a heartbeat. -- Cort
- */
- device = find_devices("rtas");
- if (device)
- p = (unsigned int *) get_property
- (device, "rtas-event-scan-rate", NULL);
- if (p && *p) {
- ppc_md.heartbeat = chrp_event_scan;
- ppc_md.heartbeat_reset = HZ / (*p * 30) - 1;
- ppc_md.heartbeat_count = 1;
- printk("RTAS Event Scan Rate: %u (%lu jiffies)\n",
- *p, ppc_md.heartbeat_reset);
- }
-
pci_create_OF_bus_map();
+#ifdef CONFIG_SMP
+ smp_ops = &chrp_smp_ops;
+#endif /* CONFIG_SMP */
+
/*
* Print the banner, then scroll down so boot progress
* can be printed. -- Cort
@@ -312,7 +304,7 @@
}
void
-chrp_event_scan(void)
+chrp_event_scan(unsigned long unused)
{
unsigned char log[1024];
int ret = 0;
@@ -320,7 +312,8 @@
/* XXX: we should loop until the hardware says no more error logs -- Cort */
rtas_call(rtas_token("event-scan"), 4, 1, &ret, 0xffffffff, 0,
__pa(log), 1024);
- ppc_md.heartbeat_count = ppc_md.heartbeat_reset;
+ mod_timer(&__get_cpu_var(heartbeat_timer),
+ jiffies + event_scan_interval);
}
/*
@@ -465,6 +458,9 @@
void __init
chrp_init2(void)
{
+ struct device_node *device;
+ unsigned int *p = NULL;
+
#ifdef CONFIG_NVRAM
chrp_nvram_init();
#endif
@@ -476,12 +472,53 @@
request_region(0x80,0x10,"dma page reg");
request_region(0xc0,0x20,"dma2");
+ /* Get the event scan rate for the rtas so we know how
+ * often it expects a heartbeat. -- Cort
+ */
+ device = find_devices("rtas");
+ if (device)
+ p = (unsigned int *) get_property
+ (device, "rtas-event-scan-rate", NULL);
+ if (p && *p) {
+ /*
+ * Arrange to call chrp_event_scan at least *p times
+ * per minute. We use 59 rather than 60 here so that
+ * the rate will be slightly higher than the minimum.
+ * This all assumes we don't do hotplug CPU on any
+ * machine that needs the event scans done.
+ */
+ unsigned long interval, offset;
+ int cpu, ncpus;
+ struct timer_list *timer;
+
+ interval = HZ * 59 / *p;
+ offset = HZ;
+ ncpus = num_online_cpus();
+ event_scan_interval = ncpus * interval;
+ for (cpu = 0; cpu < ncpus; ++cpu) {
+ timer = &per_cpu(heartbeat_timer, cpu);
+ setup_timer(timer, chrp_event_scan, 0);
+ timer->expires = jiffies + offset;
+ add_timer_on(timer, cpu);
+ offset += interval;
+ }
+ printk("RTAS Event Scan Rate: %u (%lu jiffies)\n",
+ *p, interval);
+ }
+
if (ppc_md.progress)
ppc_md.progress(" Have fun! ", 0x7777);
}
-void __init chrp_init(void)
+static int __init chrp_probe(void)
{
+ char *dtype = of_get_flat_dt_prop(of_get_flat_dt_root(),
+ "device_type", NULL);
+ if (dtype == NULL)
+ return 0;
+ if (strcmp(dtype, "chrp"))
+ return 0;
+
ISA_DMA_THRESHOLD = ~0L;
DMA_MODE_READ = 0x44;
DMA_MODE_WRITE = 0x48;
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index fa45506..6ce8a40 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -675,18 +675,20 @@
void __init iSeries_init_IRQ(void) { }
#endif
-static int __init iseries_probe(int platform)
+static int __init iseries_probe(void)
{
- if (PLATFORM_ISERIES_LPAR != platform)
+ unsigned long root = of_get_flat_dt_root();
+ if (!of_flat_dt_is_compatible(root, "IBM,iSeries"))
return 0;
- ppc64_firmware_features |= FW_FEATURE_ISERIES;
- ppc64_firmware_features |= FW_FEATURE_LPAR;
+ powerpc_firmware_features |= FW_FEATURE_ISERIES;
+ powerpc_firmware_features |= FW_FEATURE_LPAR;
return 1;
}
-struct machdep_calls __initdata iseries_md = {
+define_machine(iseries) {
+ .name = "iSeries",
.setup_arch = iSeries_setup_arch,
.show_cpuinfo = iSeries_show_cpuinfo,
.init_IRQ = iSeries_init_IRQ,
@@ -930,7 +932,6 @@
/* /chosen */
dt_start_node(dt, "chosen");
- dt_prop_u32(dt, "linux,platform", PLATFORM_ISERIES_LPAR);
dt_prop_str(dt, "bootargs", cmd_line);
if (cmd_mem_limit)
dt_prop_u64(dt, "linux,memory-limit", cmd_mem_limit);
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index ec5c1e1..24c0aef 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -259,9 +259,10 @@
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
-static int __init maple_probe(int platform)
+static int __init maple_probe(void)
{
- if (platform != PLATFORM_MAPLE)
+ unsigned long root = of_get_flat_dt_root();
+ if (!of_flat_dt_is_compatible(root, "Momentum,Maple"))
return 0;
/*
* On U3, the DART (iommu) must be allocated now since it
@@ -274,7 +275,8 @@
return 1;
}
-struct machdep_calls __initdata maple_md = {
+define_machine(maple_md) {
+ .name = "Maple",
.probe = maple_probe,
.setup_arch = maple_setup_arch,
.init_early = maple_init_early,
@@ -290,7 +292,7 @@
.get_rtc_time = maple_get_rtc_time,
.calibrate_decr = generic_calibrate_decr,
.progress = maple_progress,
- .idle_loop = native_idle,
+ .power_save = power4_idle,
#ifdef CONFIG_KEXEC
.machine_kexec = default_machine_kexec,
.machine_kexec_prepare = default_machine_kexec_prepare,
diff --git a/arch/powerpc/platforms/powermac/bootx_init.c b/arch/powerpc/platforms/powermac/bootx_init.c
index fa8b4d7..eacbfd9 100644
--- a/arch/powerpc/platforms/powermac/bootx_init.c
+++ b/arch/powerpc/platforms/powermac/bootx_init.c
@@ -161,9 +161,7 @@
static void __init bootx_add_chosen_props(unsigned long base,
unsigned long *mem_end)
{
- u32 val = _MACH_Pmac;
-
- bootx_dt_add_prop("linux,platform", &val, 4, mem_end);
+ u32 val;
if (bootx_info->kernelParamsOffset) {
char *args = (char *)((unsigned long)bootx_info) +
@@ -493,7 +491,7 @@
&& (strcmp(model, "iMac,1") == 0
|| strcmp(model, "PowerMac1,1") == 0)) {
bootx_printf("iMac,1 detected, shutting down USB \n");
- out_le32((unsigned *)0x80880008, 1); /* XXX */
+ out_le32((unsigned __iomem *)0x80880008, 1); /* XXX */
}
}
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index e49eddd..a5063cd 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -2951,7 +2951,7 @@
void pmac_set_early_video_resume(void (*proc)(void *data), void *data)
{
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return;
preempt_disable();
pmac_early_vresume_proc = proc;
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 87eb6bb..e14f9ac 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -1457,6 +1457,9 @@
return 0;
i2c_inited = 1;
+ if (!machine_is(powermac))
+ return 0;
+
/* Probe keywest-i2c busses */
kw_i2c_probe();
diff --git a/arch/powerpc/platforms/powermac/nvram.c b/arch/powerpc/platforms/powermac/nvram.c
index 5fd2899..262f967 100644
--- a/arch/powerpc/platforms/powermac/nvram.c
+++ b/arch/powerpc/platforms/powermac/nvram.c
@@ -74,7 +74,7 @@
* Read and write the non-volatile RAM on PowerMacs and CHRP machines.
*/
static int nvram_naddrs;
-static volatile unsigned char *nvram_data;
+static volatile unsigned char __iomem *nvram_data;
static int is_core_99;
static int core99_bank = 0;
static int nvram_partitions[3];
@@ -148,7 +148,7 @@
}
#ifdef CONFIG_PPC32
-static volatile unsigned char *nvram_addr;
+static volatile unsigned char __iomem *nvram_addr;
static int nvram_mult;
static unsigned char direct_nvram_read_byte(int addr)
@@ -285,7 +285,7 @@
int stat, i;
unsigned long timeout;
- u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
+ u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
DBG("nvram: Sharp/Micron Erasing bank %d...\n", bank);
@@ -317,7 +317,7 @@
int i, stat = 0;
unsigned long timeout;
- u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
+ u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
DBG("nvram: Sharp/Micron Writing bank %d...\n", bank);
@@ -352,7 +352,7 @@
int i, stat = 0;
unsigned long timeout;
- u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
+ u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
DBG("nvram: AMD Erasing bank %d...\n", bank);
@@ -399,7 +399,7 @@
int i, stat = 0;
unsigned long timeout;
- u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
+ u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
DBG("nvram: AMD Writing bank %d...\n", bank);
@@ -597,7 +597,7 @@
}
#ifdef CONFIG_PPC32
- if (_machine == _MACH_chrp && nvram_naddrs == 1) {
+ if (machine_is(chrp) && nvram_naddrs == 1) {
nvram_data = ioremap(r1.start, s1);
nvram_mult = 1;
ppc_md.nvram_read_val = direct_nvram_read_byte;
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index de3f30e..f5d8d15 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -1201,7 +1201,7 @@
#ifdef CONFIG_PPC32
void pmac_pci_fixup_cardbus(struct pci_dev* dev)
{
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return;
/*
* Fix the interrupt routing on the various cardbus bridges
@@ -1244,8 +1244,9 @@
* On PowerMacs, we try to switch any PCI ATA controller to
* fully native mode
*/
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return;
+
/* Some controllers don't have the class IDE */
if (dev->vendor == PCI_VENDOR_ID_PROMISE)
switch(dev->device) {
diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c
index 9b7150f..a3bd3e7 100644
--- a/arch/powerpc/platforms/powermac/pfunc_base.c
+++ b/arch/powerpc/platforms/powermac/pfunc_base.c
@@ -336,6 +336,8 @@
return 0;
pfbase_inited = 1;
+ if (!machine_is(powermac))
+ return 0;
DBG("Installing base platform functions...\n");
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index 385aab9..4d15e39 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -350,6 +350,13 @@
smp_ops = &psurge_smp_ops;
#endif
#endif /* CONFIG_SMP */
+
+#ifdef CONFIG_ADB
+ if (strstr(cmd_line, "adb_sync")) {
+ extern int __adb_probe_sync;
+ __adb_probe_sync = 1;
+ }
+#endif /* CONFIG_ADB */
}
char *bootpath;
@@ -576,30 +583,6 @@
pmac_power_off();
}
-#ifdef CONFIG_PPC32
-void __init pmac_init(void)
-{
- /* isa_io_base gets set in pmac_pci_init */
- isa_mem_base = PMAC_ISA_MEM_BASE;
- pci_dram_offset = PMAC_PCI_DRAM_OFFSET;
- ISA_DMA_THRESHOLD = ~0L;
- DMA_MODE_READ = 1;
- DMA_MODE_WRITE = 2;
-
- ppc_md = pmac_md;
-
-#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
-#ifdef CONFIG_BLK_DEV_IDE_PMAC
- ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports;
- ppc_ide_md.default_io_base = pmac_ide_get_base;
-#endif /* CONFIG_BLK_DEV_IDE_PMAC */
-#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
-
- if (ppc_md.progress) ppc_md.progress("pmac_init(): exit", 0);
-
-}
-#endif
-
/*
* Early initialization.
*/
@@ -646,6 +629,12 @@
{
struct device_node *np;
+ if (machine_is(chrp))
+ return -1;
+
+ if (!machine_is(powermac))
+ return 0;
+
np = of_find_node_by_name(NULL, "valkyrie");
if (np)
of_platform_device_create(np, "valkyrie", NULL);
@@ -666,12 +655,15 @@
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
-static int __init pmac_probe(int platform)
+static int __init pmac_probe(void)
{
-#ifdef CONFIG_PPC64
- if (platform != PLATFORM_POWERMAC)
+ unsigned long root = of_get_flat_dt_root();
+
+ if (!of_flat_dt_is_compatible(root, "Power Macintosh") &&
+ !of_flat_dt_is_compatible(root, "MacRISC"))
return 0;
+#ifdef CONFIG_PPC64
/*
* On U3, the DART (iommu) must be allocated now since it
* has an impact on htab_initialize (due to the large page it
@@ -681,6 +673,23 @@
alloc_dart_table();
#endif
+#ifdef CONFIG_PPC32
+ /* isa_io_base gets set in pmac_pci_init */
+ isa_mem_base = PMAC_ISA_MEM_BASE;
+ pci_dram_offset = PMAC_PCI_DRAM_OFFSET;
+ ISA_DMA_THRESHOLD = ~0L;
+ DMA_MODE_READ = 1;
+ DMA_MODE_WRITE = 2;
+
+#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
+#ifdef CONFIG_BLK_DEV_IDE_PMAC
+ ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports;
+ ppc_ide_md.default_io_base = pmac_ide_get_base;
+#endif /* CONFIG_BLK_DEV_IDE_PMAC */
+#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
+
+#endif /* CONFIG_PPC32 */
+
#ifdef CONFIG_PMAC_SMU
/*
* SMU based G5s need some memory below 2Gb, at least the current
@@ -709,10 +718,8 @@
}
#endif
-struct machdep_calls __initdata pmac_md = {
-#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64)
- .cpu_die = generic_mach_cpu_die,
-#endif
+define_machine(powermac) {
+ .name = "PowerMac",
.probe = pmac_probe,
.setup_arch = pmac_setup_arch,
.init_early = pmac_init_early,
@@ -733,7 +740,7 @@
.progress = udbg_progress,
#ifdef CONFIG_PPC64
.pci_probe_mode = pmac_pci_probe_mode,
- .idle_loop = native_idle,
+ .power_save = power4_idle,
.enable_pmcs = power4_enable_pmcs,
#ifdef CONFIG_KEXEC
.machine_kexec = default_machine_kexec,
@@ -746,4 +753,7 @@
.pcibios_after_init = pmac_pcibios_after_init,
.phys_mem_access_prot = pci_phys_mem_access_prot,
#endif
+#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64)
+ .cpu_die = generic_mach_cpu_die,
+#endif
};
diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 5d9afa1..890758a 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -336,10 +336,10 @@
*/
void __init pmac_calibrate_decr(void)
{
-#ifdef CONFIG_PM
+#if defined(CONFIG_PM) && defined(CONFIG_ADB_PMU)
/* XXX why here? */
pmu_register_sleep_notifier(&time_sleep_notifier);
-#endif /* CONFIG_PM */
+#endif
generic_calibrate_decr();
diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c
index c4352a8..b4fa9f0 100644
--- a/arch/powerpc/platforms/powermac/udbg_scc.c
+++ b/arch/powerpc/platforms/powermac/udbg_scc.c
@@ -116,7 +116,7 @@
/* Setup for 57600 8N1 */
if (ch == ch_a)
addr += 0x20;
- sccc = (volatile u8 * __iomem) ioremap(addr & PAGE_MASK, PAGE_SIZE) ;
+ sccc = ioremap(addr & PAGE_MASK, PAGE_SIZE) ;
sccc += addr & ~PAGE_MASK;
sccd = sccc + 0x10;
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 2ab9dcd..9b2b1cb 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -1018,7 +1018,7 @@
{
struct proc_dir_entry *e;
- if (platform_is_pseries()) {
+ if (machine_is(pseries)) {
e = create_proc_entry("ppc64/eeh", 0, NULL);
if (e)
e->proc_fops = &proc_eeh_operations;
diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c
index b811d5f..cc2495a 100644
--- a/arch/powerpc/platforms/pseries/eeh_driver.c
+++ b/arch/powerpc/platforms/pseries/eeh_driver.c
@@ -257,6 +257,7 @@
struct pci_bus *frozen_bus;
int rc = 0;
enum pci_ers_result result = PCI_ERS_RESULT_NONE;
+ const char *pci_str, *drv_str;
frozen_dn = find_device_pe(event->dn);
frozen_bus = pcibios_find_pci_bus(frozen_dn);
@@ -291,6 +292,13 @@
frozen_pdn = PCI_DN(frozen_dn);
frozen_pdn->eeh_freeze_count++;
+
+ pci_str = pci_name (frozen_pdn->pcidev);
+ drv_str = pcid_name (frozen_pdn->pcidev);
+ if (!pci_str) {
+ pci_str = pci_name (event->dev);
+ drv_str = pcid_name (event->dev);
+ }
if (frozen_pdn->eeh_freeze_count > EEH_MAX_ALLOWED_FREEZES)
goto hard_fail;
@@ -306,9 +314,7 @@
eeh_slot_error_detail(frozen_pdn, 1 /* Temporary Error */);
printk(KERN_WARNING
"EEH: This PCI device has failed %d times since last reboot: %s - %s\n",
- frozen_pdn->eeh_freeze_count,
- pci_name (frozen_pdn->pcidev),
- pcid_name(frozen_pdn->pcidev));
+ frozen_pdn->eeh_freeze_count, drv_str, pci_str);
/* Walk the various device drivers attached to this slot through
* a reset sequence, giving each an opportunity to do what it needs
@@ -360,9 +366,7 @@
"EEH: PCI device %s - %s has failed %d times \n"
"and has been permanently disabled. Please try reseating\n"
"this device or replacing it.\n",
- pci_name (frozen_pdn->pcidev),
- pcid_name(frozen_pdn->pcidev),
- frozen_pdn->eeh_freeze_count);
+ drv_str, pci_str, frozen_pdn->eeh_freeze_count);
eeh_slot_error_detail(frozen_pdn, 2 /* Permanent Error */);
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 989f4bc..c01d8f0 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -91,7 +91,7 @@
continue;
/* we have a match */
- ppc64_firmware_features |=
+ powerpc_firmware_features |=
firmware_features_table[i].val;
break;
}
diff --git a/arch/powerpc/platforms/pseries/hvconsole.c b/arch/powerpc/platforms/pseries/hvconsole.c
index 138e128..ba6befd 100644
--- a/arch/powerpc/platforms/pseries/hvconsole.c
+++ b/arch/powerpc/platforms/pseries/hvconsole.c
@@ -62,6 +62,11 @@
unsigned long *lbuf = (unsigned long *) buf;
long ret;
+
+ /* hcall will ret H_PARAMETER if 'count' exceeds firmware max.*/
+ if (count > MAX_VIO_PUT_CHARS)
+ count = MAX_VIO_PUT_CHARS;
+
ret = plpar_hcall_norets(H_PUT_TERM_CHAR, vtermno, count, lbuf[0],
lbuf[1]);
if (ret == H_Success)
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index 946ad59..e97e67f 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -120,7 +120,7 @@
int i;
unsigned int reg;
- if (!platform_is_pseries())
+ if (!machine_is(pseries))
return;
printk("Using INTC for W82c105 IDE controller.\n");
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index 44abdeb..6bfacc2 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -28,6 +28,7 @@
#include <linux/pci.h>
#include <asm/pci-bridge.h>
#include <asm/ppc-pci.h>
+#include <asm/firmware.h>
static struct pci_bus *
find_bus_among_children(struct pci_bus *bus,
@@ -152,20 +153,24 @@
void
pcibios_add_pci_devices(struct pci_bus * bus)
{
- int slotno, num;
+ int slotno, num, mode;
struct pci_dev *dev;
struct device_node *dn = pci_bus_to_OF_node(bus);
eeh_add_device_tree_early(dn);
- if (_machine == PLATFORM_PSERIES_LPAR) {
+ mode = PCI_PROBE_NORMAL;
+ if (ppc_md.pci_probe_mode)
+ mode = ppc_md.pci_probe_mode(bus);
+
+ if (mode == PCI_PROBE_DEVTREE) {
/* use ofdt-based probe */
of_scan_bus(dn, bus);
if (!list_empty(&bus->devices)) {
pcibios_fixup_new_pci_devices(bus, 0);
pci_bus_add_devices(bus);
}
- } else {
+ } else if (mode == PCI_PROBE_NORMAL) {
/* use legacy probe */
slotno = PCI_SLOT(PCI_DN(dn->child)->devfn);
num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index b046bcf..9639c66 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -132,7 +132,7 @@
of_node_put(np);
}
- return 1;
+ return 0;
}
__initcall(init_ras_IRQ);
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
index 5ad9067..1773103 100644
--- a/arch/powerpc/platforms/pseries/reconfig.c
+++ b/arch/powerpc/platforms/pseries/reconfig.c
@@ -17,8 +17,9 @@
#include <linux/proc_fs.h>
#include <asm/prom.h>
-#include <asm/pSeries_reconfig.h>
+#include <asm/machdep.h>
#include <asm/uaccess.h>
+#include <asm/pSeries_reconfig.h>
@@ -508,7 +509,7 @@
{
struct proc_dir_entry *ent;
- if (!platform_is_pseries())
+ if (!machine_is(pseries))
return 0;
ent = create_proc_entry("ppc64/ofdt", S_IWUSR, NULL);
diff --git a/arch/powerpc/platforms/pseries/rtasd.c b/arch/powerpc/platforms/pseries/rtasd.c
index a6f628d..fcc4d56 100644
--- a/arch/powerpc/platforms/pseries/rtasd.c
+++ b/arch/powerpc/platforms/pseries/rtasd.c
@@ -27,6 +27,7 @@
#include <asm/prom.h>
#include <asm/nvram.h>
#include <asm/atomic.h>
+#include <asm/machdep.h>
#if 0
#define DEBUG(A...) printk(KERN_ERR A)
@@ -481,7 +482,7 @@
{
struct proc_dir_entry *entry;
- if (!platform_is_pseries())
+ if (!machine_is(pseries))
return 0;
/* No RTAS */
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 44d5c7f..b2fbf8b 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -81,8 +81,8 @@
int fwnmi_active; /* TRUE if an FWNMI handler is present */
-static void pseries_shared_idle(void);
-static void pseries_dedicated_idle(void);
+static void pseries_shared_idle_sleep(void);
+static void pseries_dedicated_idle_sleep(void);
struct mpic *pSeries_mpic;
@@ -236,14 +236,13 @@
vpa_init(boot_cpuid);
if (get_lppaca()->shared_proc) {
printk(KERN_INFO "Using shared processor idle loop\n");
- ppc_md.idle_loop = pseries_shared_idle;
+ ppc_md.power_save = pseries_shared_idle_sleep;
} else {
printk(KERN_INFO "Using dedicated idle loop\n");
- ppc_md.idle_loop = pseries_dedicated_idle;
+ ppc_md.power_save = pseries_dedicated_idle_sleep;
}
} else {
printk(KERN_INFO "Using default idle loop\n");
- ppc_md.idle_loop = default_idle;
}
if (firmware_has_feature(FW_FEATURE_LPAR))
@@ -373,156 +372,123 @@
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
-extern struct machdep_calls pSeries_md;
-static int __init pSeries_probe(int platform)
+static int __init pSeries_probe_hypertas(unsigned long node,
+ const char *uname, int depth,
+ void *data)
{
- if (platform != PLATFORM_PSERIES &&
- platform != PLATFORM_PSERIES_LPAR)
+ if (depth != 1 ||
+ (strcmp(uname, "rtas") != 0 && strcmp(uname, "rtas@0") != 0))
+ return 0;
+
+ if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL) != NULL)
+ powerpc_firmware_features |= FW_FEATURE_LPAR;
+
+ return 1;
+}
+
+static int __init pSeries_probe(void)
+{
+ char *dtype = of_get_flat_dt_prop(of_get_flat_dt_root(),
+ "device_type", NULL);
+ if (dtype == NULL)
+ return 0;
+ if (strcmp(dtype, "chrp"))
return 0;
- /* if we have some ppc_md fixups for LPAR to do, do
- * it here ...
- */
+ DBG("pSeries detected, looking for LPAR capability...\n");
- if (platform == PLATFORM_PSERIES_LPAR)
- ppc64_firmware_features |= FW_FEATURE_LPAR;
+ /* Now try to figure out if we are running on LPAR */
+ of_scan_flat_dt(pSeries_probe_hypertas, NULL);
+
+ DBG("Machine is%s LPAR !\n",
+ (powerpc_firmware_features & FW_FEATURE_LPAR) ? "" : " not");
return 1;
}
+
DECLARE_PER_CPU(unsigned long, smt_snooze_delay);
-static inline void dedicated_idle_sleep(unsigned int cpu)
-{
- struct lppaca *plppaca = &lppaca[cpu ^ 1];
-
- /* Only sleep if the other thread is not idle */
- if (!(plppaca->idle)) {
- local_irq_disable();
-
- /*
- * We are about to sleep the thread and so wont be polling any
- * more.
- */
- clear_thread_flag(TIF_POLLING_NRFLAG);
- smp_mb__after_clear_bit();
-
- /*
- * SMT dynamic mode. Cede will result in this thread going
- * dormant, if the partner thread is still doing work. Thread
- * wakes up if partner goes idle, an interrupt is presented, or
- * a prod occurs. Returning from the cede enables external
- * interrupts.
- */
- if (!need_resched())
- cede_processor();
- else
- local_irq_enable();
- set_thread_flag(TIF_POLLING_NRFLAG);
- } else {
- /*
- * Give the HV an opportunity at the processor, since we are
- * not doing any work.
- */
- poll_pending();
- }
-}
-
-static void pseries_dedicated_idle(void)
+static void pseries_dedicated_idle_sleep(void)
{
unsigned int cpu = smp_processor_id();
unsigned long start_snooze;
unsigned long *smt_snooze_delay = &__get_cpu_var(smt_snooze_delay);
- set_thread_flag(TIF_POLLING_NRFLAG);
- while (1) {
- /*
- * Indicate to the HV that we are idle. Now would be
- * a good time to find other work to dispatch.
- */
- get_lppaca()->idle = 1;
+ /*
+ * Indicate to the HV that we are idle. Now would be
+ * a good time to find other work to dispatch.
+ */
+ get_lppaca()->idle = 1;
- if (!need_resched()) {
- start_snooze = get_tb() +
- *smt_snooze_delay * tb_ticks_per_usec;
+ /*
+ * We come in with interrupts disabled, and need_resched()
+ * has been checked recently. If we should poll for a little
+ * while, do so.
+ */
+ if (*smt_snooze_delay) {
+ start_snooze = get_tb() +
+ *smt_snooze_delay * tb_ticks_per_usec;
+ local_irq_enable();
+ set_thread_flag(TIF_POLLING_NRFLAG);
- while (!need_resched() && !cpu_is_offline(cpu)) {
- ppc64_runlatch_off();
-
- /*
- * Go into low thread priority and possibly
- * low power mode.
- */
- HMT_low();
- HMT_very_low();
-
- if (*smt_snooze_delay != 0 &&
- get_tb() > start_snooze) {
- HMT_medium();
- dedicated_idle_sleep(cpu);
- }
-
- }
-
- HMT_medium();
+ while (get_tb() < start_snooze) {
+ if (need_resched() || cpu_is_offline(cpu))
+ goto out;
+ ppc64_runlatch_off();
+ HMT_low();
+ HMT_very_low();
}
- get_lppaca()->idle = 0;
- ppc64_runlatch_on();
-
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
-
- if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
- cpu_die();
+ HMT_medium();
+ clear_thread_flag(TIF_POLLING_NRFLAG);
+ smp_mb();
+ local_irq_disable();
+ if (need_resched() || cpu_is_offline(cpu))
+ goto out;
}
+
+ /*
+ * Cede if the other thread is not idle, so that it can
+ * go single-threaded. If the other thread is idle,
+ * we ask the hypervisor if it has pending work it
+ * wants to do and cede if it does. Otherwise we keep
+ * polling in order to reduce interrupt latency.
+ *
+ * Doing the cede when the other thread is active will
+ * result in this thread going dormant, meaning the other
+ * thread gets to run in single-threaded (ST) mode, which
+ * is slightly faster than SMT mode with this thread at
+ * very low priority. The cede enables interrupts, which
+ * doesn't matter here.
+ */
+ if (!lppaca[cpu ^ 1].idle || poll_pending() == H_Pending)
+ cede_processor();
+
+out:
+ HMT_medium();
+ get_lppaca()->idle = 0;
}
-static void pseries_shared_idle(void)
+static void pseries_shared_idle_sleep(void)
{
- unsigned int cpu = smp_processor_id();
+ /*
+ * Indicate to the HV that we are idle. Now would be
+ * a good time to find other work to dispatch.
+ */
+ get_lppaca()->idle = 1;
- while (1) {
- /*
- * Indicate to the HV that we are idle. Now would be
- * a good time to find other work to dispatch.
- */
- get_lppaca()->idle = 1;
+ /*
+ * Yield the processor to the hypervisor. We return if
+ * an external interrupt occurs (which are driven prior
+ * to returning here) or if a prod occurs from another
+ * processor. When returning here, external interrupts
+ * are enabled.
+ */
+ cede_processor();
- while (!need_resched() && !cpu_is_offline(cpu)) {
- local_irq_disable();
- ppc64_runlatch_off();
-
- /*
- * Yield the processor to the hypervisor. We return if
- * an external interrupt occurs (which are driven prior
- * to returning here) or if a prod occurs from another
- * processor. When returning here, external interrupts
- * are enabled.
- *
- * Check need_resched() again with interrupts disabled
- * to avoid a race.
- */
- if (!need_resched())
- cede_processor();
- else
- local_irq_enable();
-
- HMT_medium();
- }
-
- get_lppaca()->idle = 0;
- ppc64_runlatch_on();
-
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
-
- if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
- cpu_die();
- }
+ get_lppaca()->idle = 0;
}
static int pSeries_pci_probe_mode(struct pci_bus *bus)
@@ -553,7 +519,8 @@
}
#endif
-struct machdep_calls __initdata pSeries_md = {
+define_machine(pseries) {
+ .name = "pSeries",
.probe = pSeries_probe,
.setup_arch = pSeries_setup_arch,
.init_early = pSeries_init_early,
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index eb86cdb..4864cb3 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -500,7 +500,7 @@
np;
np = of_find_node_by_type(np, "cpu")) {
ireg = (uint *)get_property(np, "reg", &ilen);
- if (ireg && ireg[0] == boot_cpuid_phys) {
+ if (ireg && ireg[0] == get_hard_smp_processor_id(boot_cpuid)) {
ireg = (uint *)get_property(np, "ibm,ppc-interrupt-gserver#s",
&ilen);
i = ilen / sizeof(int);
@@ -541,7 +541,7 @@
ops = &pSeriesLP_ops;
else {
#ifdef CONFIG_SMP
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
int hard_id;
/* FIXME: Do this dynamically! --RR */
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index 3a3e302..e9a8f5d 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -61,15 +61,15 @@
select PPC_FPU
help
There are four types of PowerPC chips supported. The more common
- types (601, 603, 604, 740, 750, 7400), the Motorola embedded
- versions (821, 823, 850, 855, 860, 52xx, 82xx, 83xx), the IBM
- embedded versions (403 and 405) and the POWER3 processor.
- (For support for more recent 64-bit processors, set ARCH=powerpc.)
+ types (601, 603, 604, 740, 750, 7400), the older Freescale
+ (formerly Motorola) embedded versions (821, 823, 850, 855, 860,
+ 52xx, 82xx, 83xx), the IBM embedded versions (403 and 405) and
+ the Book E embedded processors from IBM (44x) and Freescale (85xx).
+ For support for 64-bit processors, set ARCH=powerpc.
Unless you are building a kernel for one of the embedded processor
- systems or a POWER3-based IBM RS/6000, choose 6xx.
- Note that the kernel runs in 32-bit mode even on 64-bit chips.
- Also note that because the 52xx, 82xx, & 83xx family has a 603e core,
- specific support for that chipset is asked later on.
+ systems, choose 6xx.
+ Also note that because the 52xx, 82xx, & 83xx family have a 603e
+ core, specific support for that chipset is asked later on.
config 40x
bool "40x"
@@ -77,10 +77,6 @@
config 44x
bool "44x"
-config POWER3
- select PPC_FPU
- bool "POWER3"
-
config 8xx
bool "8xx"
@@ -252,14 +248,9 @@
source arch/ppc/platforms/4xx/Kconfig
source arch/ppc/platforms/85xx/Kconfig
-config PPC64BRIDGE
- bool
- depends on POWER3
- default y
-
config PPC_STD_MMU
bool
- depends on 6xx || POWER3
+ depends on 6xx
default y
config NOT_COHERENT_CACHE
@@ -534,8 +525,8 @@
choice
prompt "Machine Type"
- depends on 6xx || POWER3
- default PPC_MULTIPLATFORM
+ depends on 6xx
+ default PPC_PREP
---help---
Linux currently supports several different kinds of PowerPC-based
machines: Apple Power Macintoshes and clones (such as the Motorola
@@ -545,15 +536,14 @@
Platform) machines (including all of the recent IBM RS/6000 and
pSeries machines), and several embedded PowerPC systems containing
4xx, 6xx, 7xx, 8xx, 74xx, and 82xx processors. Currently, the
- default option is to build a kernel which works on PReP and CHRP.
+ default option is to build a kernel which works on PReP.
- Note that support for Apple machines is now only available with
- ARCH=powerpc, and has been removed from this menu. If you wish
- to build a kernel for an Apple machine, exit this configuration
- process and re-run it with ARCH=powerpc.
+ Note that support for Apple and CHRP machines is now only available
+ with ARCH=powerpc, and has been removed from this menu. If you
+ wish to build a kernel for an Apple or CHRP machine, exit this
+ configuration process and re-run it with ARCH=powerpc.
- Select CHRP/PReP if configuring for an IBM RS/6000 or
- pSeries machine, or a PReP machine.
+ Select PReP if configuring for a PReP machine.
Select Gemini if configuring for a Synergy Microsystems' Gemini
series Single Board Computer. More information is available at:
@@ -562,8 +552,8 @@
Select APUS if configuring for a PowerUP Amiga. More information is
available at: <http://linux-apus.sourceforge.net/>.
-config PPC_MULTIPLATFORM
- bool "CHRP/PReP"
+config PPC_PREP
+ bool "PReP"
config APUS
bool "Amiga-APUS"
@@ -715,6 +705,13 @@
much but it's only been tested on this board version. I think this
board is also known as IceCube.
+config LITE5200B
+ bool "Freescale LITE5200B"
+ depends LITE5200
+ help
+ Support for the LITE5200B dev board for the MPC5200 from Freescale.
+ This is the new board with 2 PCI slots.
+
config MPC834x_SYS
bool "Freescale MPC834x SYS"
help
@@ -800,25 +797,6 @@
you wish to build a kernel for a machine with a CPM2 coprocessor
on it (826x, 827x, 8560).
-config PPC_CHRP
- bool "Support for CHRP (Common Hardware Reference Platform) machines"
- depends on PPC_MULTIPLATFORM
- select PPC_I8259
- select PPC_INDIRECT_PCI
- default y
-
-config PPC_PREP
- bool "Support for PReP (PowerPC Reference Platform) machines"
- depends on PPC_MULTIPLATFORM
- select PPC_I8259
- select PPC_INDIRECT_PCI
- default y
-
-config PPC_OF
- bool
- depends on PPC_CHRP
- default y
-
config PPC_GEN550
bool
depends on SANDPOINT || SPRUCE || PPLUS || \
@@ -977,14 +955,6 @@
source "fs/Kconfig.binfmt"
-config PROC_DEVICETREE
- bool "Support for Open Firmware device tree in /proc"
- depends on PPC_OF && PROC_FS
- help
- This option adds a device-tree directory under /proc which contains
- an image of the device tree that the kernel copies from Open
- Firmware. If unsure, say Y here.
-
config PREP_RESIDUAL
bool "Support for PReP Residual Data"
depends on PPC_PREP
@@ -1177,8 +1147,7 @@
config ISA
bool "Support for ISA-bus hardware"
- depends on PPC_PREP || PPC_CHRP
- select PPC_I8259
+ depends on PPC_PREP
help
Find out whether you have ISA slots on your motherboard. ISA is the
name of a bus system, i.e. the way the CPU talks to the other stuff
@@ -1188,18 +1157,18 @@
config GENERIC_ISA_DMA
bool
- depends on POWER3 || 6xx && !CPM2
+ depends on 6xx && !CPM2
default y
config PPC_I8259
bool
- default y if 85xx
+ default y if 85xx || PPC_PREP
default n
config PPC_INDIRECT_PCI
bool
depends on PCI
- default y if 40x || 44x || 85xx || 83xx
+ default y if 40x || 44x || 85xx || 83xx || PPC_PREP
default n
config EISA
@@ -1390,7 +1359,7 @@
config BOOT_LOAD_BOOL
bool "Set the boot link/load address"
- depends on ADVANCED_OPTIONS && !PPC_MULTIPLATFORM
+ depends on ADVANCED_OPTIONS && !PPC_PREP
help
This option allows you to set the initial load address of the zImage
or zImage.initrd file. This can be useful if you are on a board
diff --git a/arch/ppc/Kconfig.debug b/arch/ppc/Kconfig.debug
index 8cc75ab..f94b877 100644
--- a/arch/ppc/Kconfig.debug
+++ b/arch/ppc/Kconfig.debug
@@ -53,13 +53,6 @@
Unless you are intending to debug the kernel with one of these
machines, say N here.
-config BOOTX_TEXT
- bool "Support for early boot text console (BootX or OpenFirmware only)"
- depends PPC_OF
- help
- Say Y here to see progress messages from the boot firmware in text
- mode. Requires either BootX or Open Firmware.
-
config SERIAL_TEXT_DEBUG
bool "Support for early boot texts over serial port"
depends on 4xx || LOPEC || MV64X60 || PPLUS || PRPMC800 || \
diff --git a/arch/ppc/Makefile b/arch/ppc/Makefile
index 9fbdf54..0db66dc 100644
--- a/arch/ppc/Makefile
+++ b/arch/ppc/Makefile
@@ -40,10 +40,8 @@
CFLAGS += -mstring
endif
-cpu-as-$(CONFIG_PPC64BRIDGE) += -Wa,-mppc64bridge
cpu-as-$(CONFIG_4xx) += -Wa,-m405
cpu-as-$(CONFIG_6xx) += -Wa,-maltivec
-cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec
cpu-as-$(CONFIG_E500) += -Wa,-me500
cpu-as-$(CONFIG_E200) += -Wa,-me200
@@ -59,8 +57,6 @@
head-$(CONFIG_44x) := arch/ppc/kernel/head_44x.o
head-$(CONFIG_FSL_BOOKE) := arch/ppc/kernel/head_fsl_booke.o
-head-$(CONFIG_6xx) += arch/ppc/kernel/idle_6xx.o
-head-$(CONFIG_POWER4) += arch/ppc/kernel/idle_power4.o
head-$(CONFIG_PPC_FPU) += arch/powerpc/kernel/fpu.o
core-y += arch/ppc/kernel/ arch/powerpc/kernel/ \
@@ -71,7 +67,7 @@
core-$(CONFIG_4xx) += arch/ppc/platforms/4xx/
core-$(CONFIG_83xx) += arch/ppc/platforms/83xx/
core-$(CONFIG_85xx) += arch/ppc/platforms/85xx/
-core-$(CONFIG_MATH_EMULATION) += arch/ppc/math-emu/
+core-$(CONFIG_MATH_EMULATION) += arch/powerpc/math-emu/
core-$(CONFIG_XMON) += arch/ppc/xmon/
core-$(CONFIG_APUS) += arch/ppc/amiga/
drivers-$(CONFIG_8xx) += arch/ppc/8xx_io/
diff --git a/arch/ppc/boot/Makefile b/arch/ppc/boot/Makefile
index 84eec0b..b739e25 100644
--- a/arch/ppc/boot/Makefile
+++ b/arch/ppc/boot/Makefile
@@ -19,14 +19,13 @@
BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd
bootdir-y := simple
-bootdir-$(CONFIG_PPC_OF) += openfirmware
subdir-y := lib common images
-subdir-$(CONFIG_PPC_MULTIPLATFORM) += of1275
+subdir-$(CONFIG_PPC_PREP) += of1275
# for cleaning
-subdir- += simple openfirmware
+subdir- += simple
-hostprogs-y := $(addprefix utils/, addnote mknote hack-coff mkprep mkbugboot mktree)
+hostprogs-y := $(addprefix utils/, mkprep mkbugboot mktree)
PHONY += $(BOOT_TARGETS) $(bootdir-y)
diff --git a/arch/ppc/boot/openfirmware/Makefile b/arch/ppc/boot/openfirmware/Makefile
deleted file mode 100644
index 66b7397..0000000
--- a/arch/ppc/boot/openfirmware/Makefile
+++ /dev/null
@@ -1,109 +0,0 @@
-# Makefile for making bootable images on various OpenFirmware machines.
-#
-# This file is included by the global makefile so that you can add your own
-# architecture-specific flags and dependencies.
-#
-# Paul Mackerras January 1997
-# XCOFF bootable images for PowerMacs
-# Geert Uytterhoeven September 1997
-# ELF bootable iamges for CHRP machines.
-# Tom Rini January 2001
-# Cleaned up, moved into arch/ppc/boot/pmac
-# Tom Rini July/August 2002
-# Merged 'chrp' and 'pmac' into 'openfirmware', and cleaned up the
-# rules.
-
-zImage.initrd znetboot.initrd: del-ramdisk-sec := -R .ramdisk
-zImage.initrd znetboot.initrd: initrd := .initrd
-
-
-boot := arch/ppc/boot
-common := $(boot)/common
-utils := $(boot)/utils
-bootlib := $(boot)/lib
-of1275 := $(boot)/of1275
-images := $(boot)/images
-
-CHRP_LD_ARGS := -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x00800000
-
-COMMONOBJS := start.o misc.o common.o
-CHRPOBJS := crt0.o $(COMMONOBJS) chrpmain.o
-
-targets := $(CHRPOBJS) dummy.o
-CHRPOBJS := $(addprefix $(obj)/, $(CHRPOBJS))
-
-LIBS := lib/lib.a $(bootlib)/lib.a $(of1275)/lib.a $(common)/lib.a
-
-ifdef CONFIG_SMP
-END := .smp
-endif
-ifdef CONFIG_PPC64BRIDGE
-END += .64
-endif
-
-
-$(images)/ramdisk.image.gz:
- @echo ' MISSING $@'
- @echo ' RAM disk image must be provided separately'
- @/bin/false
-
-quiet_cmd_genimage = GEN $@
- cmd_genimage = $(OBJCOPY) -R .comment \
- --add-section=.image=$(images)/vmlinux.gz \
- --set-section-flags=.image=contents,alloc,load,readonly,data $< $@
-
-targets += image.o
-$(obj)/image.o: $(obj)/dummy.o $(images)/vmlinux.gz FORCE
- $(call if_changed,genimage)
-
-# Place the ramdisk in the initrd image.
-quiet_cmd_genimage-initrd = GEN $@
- cmd_genimage-initrd = $(OBJCOPY) $< $@ \
- --add-section=.ramdisk=$(images)/ramdisk.image.gz \
- --set-section-flags=.ramdisk=contents,alloc,load,readonly,data
-targets += image.initrd.o
-$(obj)/image.initrd.o: $(obj)/image.o $(images)/ramdisk.image.gz FORCE
- $(call if_changed,genimage-initrd)
-
-
-targets += crt0.o
-$(obj)/crt0.o: $(common)/crt0.S FORCE
- $(call if_changed_dep,as_o_S)
-
-quiet_cmd_gen-chrp = CHRP $@
- cmd_gen-chrp = $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) $< $(LIBS) && \
- $(OBJCOPY) $@ $@ -R .comment $(del-ramdisk-sec)
-
-$(images)/zImage.chrp: $(obj)/image.o $(CHRPOBJS) $(LIBS) \
- $(srctree)/$(boot)/ld.script
- $(call cmd,gen-chrp)
-$(images)/zImage.initrd.chrp: $(obj)/image.initrd.o $(CHRPOBJS) $(LIBS) \
- $(srctree)/$(boot)/ld.script
- $(call cmd,gen-chrp)
-
-quiet_cmd_addnote = ADDNOTE $@
- cmd_addnote = cat $< > $@ && $(utils)/addnote $@
-$(images)/zImage.chrp-rs6k $(images)/zImage.initrd.chrp-rs6k: \
- %-rs6k: %
- $(call cmd,addnote)
-
-# The targets used on the make command-line
-
-PHONY += zImage zImage.initrd
-zImage: $(images)/zImage.chrp \
- $(images)/zImage.chrp-rs6k
- @echo ' kernel: $@ is ready ($<)'
-zImage.initrd: $(images)/zImage.initrd.chrp \
- $(images)/zImage.initrd.chrp-rs6k
- @echo ' kernel: $@ is ready ($<)'
-
-TFTPIMAGE := /tftpboot/zImage
-
-PHONY += znetboot znetboot.initrd
-znetboot: $(images)/zImage.chrp
- cp $(images)/zImage.chrp $(TFTPIMAGE).chrp$(END)
- @echo ' kernel: $@ is ready ($<)'
-znetboot.initrd:$(images)/zImage.initrd.chrp
- cp $(images)/zImage.initrd.chrp $(TFTPIMAGE).chrp$(END)
- @echo ' kernel: $@ is ready ($<)'
-
diff --git a/arch/ppc/boot/openfirmware/chrpmain.c b/arch/ppc/boot/openfirmware/chrpmain.c
deleted file mode 100644
index 245dbd9..0000000
--- a/arch/ppc/boot/openfirmware/chrpmain.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Copyright (C) Paul Mackerras 1997.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#include <linux/string.h>
-#include "nonstdio.h"
-#include "of1275.h"
-#include <asm/processor.h>
-#include <asm/page.h>
-
-/* Passed from the linker */
-extern char __image_begin, __image_end;
-extern char __ramdisk_begin, __ramdisk_end;
-extern char _start, _end;
-
-extern unsigned int heap_max;
-extern void flush_cache(void *, unsigned long);
-extern void gunzip(void *, int, unsigned char *, int *);
-extern void make_bi_recs(unsigned long addr, char *name, unsigned int mach,
- unsigned int progend);
-
-char *avail_ram;
-char *begin_avail, *end_avail;
-char *avail_high;
-
-#define RAM_START 0x00000000
-#define RAM_END (64<<20)
-
-#define BOOT_START ((unsigned long)_start)
-#define BOOT_END ((unsigned long)(_end + 0xFFF) & ~0xFFF)
-
-#define RAM_FREE ((unsigned long)(_end+0x1000)&~0xFFF)
-#define PROG_START 0x00010000
-#define PROG_SIZE 0x007f0000 /* 8MB */
-
-#define SCRATCH_SIZE (128 << 10)
-
-static char scratch[SCRATCH_SIZE]; /* 128k of scratch space for gunzip */
-
-typedef void (*kernel_start_t)(int, int, void *, unsigned int, unsigned int);
-
-void
-boot(int a1, int a2, void *prom)
-{
- unsigned sa, len;
- void *dst;
- unsigned char *im;
- unsigned int initrd_size, initrd_start;
-
- printf("chrpboot starting: loaded at 0x%p\n\r", &_start);
-
- initrd_size = &__ramdisk_end - &__ramdisk_begin;
- if (initrd_size) {
- initrd_start = (RAM_END - initrd_size) & ~0xFFF;
- a1 = initrd_start;
- a2 = initrd_size;
- claim(initrd_start, RAM_END - initrd_start, 0);
- printf("initial ramdisk moving 0x%x <- 0x%p (%x bytes)\n\r",
- initrd_start, &__ramdisk_begin, initrd_size);
- memcpy((char *)initrd_start, &__ramdisk_begin, initrd_size);
- } else {
- initrd_start = 0;
- initrd_size = 0;
- a2 = 0xdeadbeef;
- }
-
- im = &__image_begin;
- len = &__image_end - &__image_begin;
- /* claim 4MB starting at PROG_START */
- claim(PROG_START, PROG_SIZE - PROG_START, 0);
- dst = (void *) PROG_START;
- if (im[0] == 0x1f && im[1] == 0x8b) {
- avail_ram = scratch;
- begin_avail = avail_high = avail_ram;
- end_avail = scratch + sizeof(scratch);
- printf("gunzipping (0x%p <- 0x%p:0x%p)...", dst, im, im+len);
- gunzip(dst, PROG_SIZE - PROG_START, im, &len);
- printf("done %u bytes\n\r", len);
- printf("%u bytes of heap consumed, max in use %u\n\r",
- avail_high - begin_avail, heap_max);
- } else {
- memmove(dst, im, len);
- }
-
- flush_cache(dst, len);
- make_bi_recs(((unsigned long) dst + len), "chrpboot", _MACH_chrp,
- (PROG_START + PROG_SIZE));
-
- sa = PROG_START;
- printf("start address = 0x%x\n\r", sa);
-
- (*(kernel_start_t)sa)(a1, a2, prom, initrd_start, initrd_size);
-
- printf("returned?\n\r");
-
- pause();
-}
diff --git a/arch/ppc/boot/openfirmware/common.c b/arch/ppc/boot/openfirmware/common.c
deleted file mode 100644
index 0f46756..0000000
--- a/arch/ppc/boot/openfirmware/common.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * Copyright (C) Paul Mackerras 1997.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include "nonstdio.h"
-#include "of1275.h"
-#include <linux/string.h>
-#include <linux/zlib.h>
-#include <asm/bootinfo.h>
-#include <asm/page.h>
-
-/* Information from the linker */
-
-extern int strcmp(const char *s1, const char *s2);
-extern char *avail_ram, *avail_high;
-extern char *end_avail;
-
-unsigned int heap_use, heap_max;
-
-struct memchunk {
- unsigned int size;
- struct memchunk *next;
-};
-
-static struct memchunk *freechunks;
-
-static void *zalloc(unsigned size)
-{
- void *p;
- struct memchunk **mpp, *mp;
-
- size = (size + 7) & -8;
- heap_use += size;
- if (heap_use > heap_max)
- heap_max = heap_use;
- for (mpp = &freechunks; (mp = *mpp) != 0; mpp = &mp->next) {
- if (mp->size == size) {
- *mpp = mp->next;
- return mp;
- }
- }
- p = avail_ram;
- avail_ram += size;
- if (avail_ram > avail_high)
- avail_high = avail_ram;
- if (avail_ram > end_avail) {
- printf("oops... out of memory\n\r");
- pause();
- }
- return p;
-}
-
-#define HEAD_CRC 2
-#define EXTRA_FIELD 4
-#define ORIG_NAME 8
-#define COMMENT 0x10
-#define RESERVED 0xe0
-
-void gunzip(void *dst, int dstlen, unsigned char *src, int *lenp)
-{
- z_stream s;
- int r, i, flags;
-
- /* skip header */
- i = 10;
- flags = src[3];
- if (src[2] != Z_DEFLATED || (flags & RESERVED) != 0) {
- printf("bad gzipped data\n\r");
- exit();
- }
- if ((flags & EXTRA_FIELD) != 0)
- i = 12 + src[10] + (src[11] << 8);
- if ((flags & ORIG_NAME) != 0)
- while (src[i++] != 0)
- ;
- if ((flags & COMMENT) != 0)
- while (src[i++] != 0)
- ;
- if ((flags & HEAD_CRC) != 0)
- i += 2;
- if (i >= *lenp) {
- printf("gunzip: ran out of data in header\n\r");
- exit();
- }
-
- /* Initialize ourself. */
- s.workspace = zalloc(zlib_inflate_workspacesize());
- r = zlib_inflateInit2(&s, -MAX_WBITS);
- if (r != Z_OK) {
- printf("zlib_inflateInit2 returned %d\n\r", r);
- exit();
- }
- s.next_in = src + i;
- s.avail_in = *lenp - i;
- s.next_out = dst;
- s.avail_out = dstlen;
- r = zlib_inflate(&s, Z_FINISH);
- if (r != Z_OK && r != Z_STREAM_END) {
- printf("inflate returned %d msg: %s\n\r", r, s.msg);
- exit();
- }
- *lenp = s.next_out - (unsigned char *) dst;
- zlib_inflateEnd(&s);
-}
-
-/* Make a bi_rec in OF. We need to be passed a name for BI_BOOTLOADER_ID,
- * a machine type for BI_MACHTYPE, and the location where the end of the
- * bootloader is (PROG_START + PROG_SIZE)
- */
-void make_bi_recs(unsigned long addr, char *name, unsigned int mach,
- unsigned long progend)
-{
- struct bi_record *rec;
-
-
- /* leave a 1MB gap then align to the next 1MB boundary */
- addr = _ALIGN(addr+ (1<<20) - 1, (1<<20));
- /* oldworld machine seem very unhappy about this. -- Tom */
- if (addr >= progend)
- claim(addr, 0x1000, 0);
-
- rec = (struct bi_record *)addr;
- rec->tag = BI_FIRST;
- rec->size = sizeof(struct bi_record);
- rec = (struct bi_record *)((unsigned long)rec + rec->size);
-
- rec->tag = BI_BOOTLOADER_ID;
- sprintf( (char *)rec->data, name);
- rec->size = sizeof(struct bi_record) + strlen(name) + 1;
- rec = (struct bi_record *)((unsigned long)rec + rec->size);
-
- rec->tag = BI_MACHTYPE;
- rec->data[0] = mach;
- rec->data[1] = 1;
- rec->size = sizeof(struct bi_record) + 2 * sizeof(unsigned long);
- rec = (struct bi_record *)((unsigned long)rec + rec->size);
-
- rec->tag = BI_LAST;
- rec->size = sizeof(struct bi_record);
- rec = (struct bi_record *)((unsigned long)rec + rec->size);
-}
diff --git a/arch/ppc/boot/openfirmware/dummy.c b/arch/ppc/boot/openfirmware/dummy.c
deleted file mode 100644
index 31dbf45..0000000
--- a/arch/ppc/boot/openfirmware/dummy.c
+++ /dev/null
@@ -1,4 +0,0 @@
-int main(void)
-{
- return 0;
-}
diff --git a/arch/ppc/boot/openfirmware/misc.S b/arch/ppc/boot/openfirmware/misc.S
deleted file mode 100644
index ab9e897..0000000
--- a/arch/ppc/boot/openfirmware/misc.S
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (C) Paul Mackerras 1997.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
- .text
-
-/*
- * Use the BAT2 & 3 registers to map the 1st 16MB of RAM to
- * the address given as the 1st argument.
- */
- .globl setup_bats
-setup_bats:
- mfpvr 5
- rlwinm 5,5,16,16,31 /* r3 = 1 for 601, 4 for 604 */
- cmpwi 0,5,1
- li 0,0
- bne 4f
- mtibatl 3,0 /* invalidate BAT first */
- ori 3,3,4 /* set up BAT registers for 601 */
- li 4,0x7f
- mtibatu 2,3
- mtibatl 2,4
- oris 3,3,0x80
- oris 4,4,0x80
- mtibatu 3,3
- mtibatl 3,4
- b 5f
-4: mtdbatu 3,0 /* invalidate BATs first */
- mtibatu 3,0
- ori 3,3,0xff /* set up BAT registers for 604 */
- li 4,2
- mtdbatl 2,4
- mtdbatu 2,3
- mtibatl 2,4
- mtibatu 2,3
- oris 3,3,0x80
- oris 4,4,0x80
- mtdbatl 3,4
- mtdbatu 3,3
- mtibatl 3,4
- mtibatu 3,3
-5: sync
- isync
- blr
-
-/*
- * Flush the dcache and invalidate the icache for a range of addresses.
- *
- * flush_cache(addr, len)
- */
- .global flush_cache
-flush_cache:
- addi 4,4,0x1f /* len = (len + 0x1f) / 0x20 */
- rlwinm. 4,4,27,5,31
- mtctr 4
- beqlr
-1: dcbf 0,3
- icbi 0,3
- addi 3,3,0x20
- bdnz 1b
- sync
- isync
- blr
diff --git a/arch/ppc/boot/openfirmware/start.c b/arch/ppc/boot/openfirmware/start.c
deleted file mode 100644
index 1617a26..0000000
--- a/arch/ppc/boot/openfirmware/start.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * Copyright (C) Paul Mackerras 1997.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#include <stdarg.h>
-#include "of1275.h"
-
-extern int strlen(const char *s);
-extern void boot(int a1, int a2, void *prom);
-
-phandle stdin;
-phandle stdout;
-phandle stderr;
-
-void printk(char *fmt, ...);
-
-void
-start(int a1, int a2, void *promptr)
-{
- ofinit(promptr);
- if (ofstdio(&stdin, &stdout, &stderr))
- exit();
-
- boot(a1, a2, promptr);
- for (;;)
- exit();
-}
-
-int writestring(void *f, char *ptr, int nb)
-{
- int w = 0, i;
- char *ret = "\r";
-
- for (i = 0; i < nb; ++i) {
- if (ptr[i] == '\n') {
- if (i > w) {
- write(f, ptr + w, i - w);
- w = i;
- }
- write(f, ret, 1);
- }
- }
- if (w < nb)
- write(f, ptr + w, nb - w);
- return nb;
-}
-
-int
-putc(int c, void *f)
-{
- char ch = c;
-
- return writestring(f, &ch, 1) == 1? c: -1;
-}
-
-int
-putchar(int c)
-{
- return putc(c, stdout);
-}
-
-int
-fputs(char *str, void *f)
-{
- int n = strlen(str);
-
- return writestring(f, str, n) == n? 0: -1;
-}
-
-int
-readchar(void)
-{
- char ch;
-
- for (;;) {
- switch (read(stdin, &ch, 1)) {
- case 1:
- return ch;
- case -1:
- printk("read(stdin) returned -1\n");
- return -1;
- }
- }
-}
-
-static char line[256];
-static char *lineptr;
-static int lineleft;
-
-int
-getchar(void)
-{
- int c;
-
- if (lineleft == 0) {
- lineptr = line;
- for (;;) {
- c = readchar();
- if (c == -1 || c == 4)
- break;
- if (c == '\r' || c == '\n') {
- *lineptr++ = '\n';
- putchar('\n');
- break;
- }
- switch (c) {
- case 0177:
- case '\b':
- if (lineptr > line) {
- putchar('\b');
- putchar(' ');
- putchar('\b');
- --lineptr;
- }
- break;
- case 'U' & 0x1F:
- while (lineptr > line) {
- putchar('\b');
- putchar(' ');
- putchar('\b');
- --lineptr;
- }
- break;
- default:
- if (lineptr >= &line[sizeof(line) - 1])
- putchar('\a');
- else {
- putchar(c);
- *lineptr++ = c;
- }
- }
- }
- lineleft = lineptr - line;
- lineptr = line;
- }
- if (lineleft == 0)
- return -1;
- --lineleft;
- return *lineptr++;
-}
-
-extern int vsprintf(char *buf, const char *fmt, va_list args);
-static char sprint_buf[1024];
-
-void
-printk(char *fmt, ...)
-{
- va_list args;
- int n;
-
- va_start(args, fmt);
- n = vsprintf(sprint_buf, fmt, args);
- va_end(args);
- writestring(stdout, sprint_buf, n);
-}
-
-int
-printf(char *fmt, ...)
-{
- va_list args;
- int n;
-
- va_start(args, fmt);
- n = vsprintf(sprint_buf, fmt, args);
- va_end(args);
- writestring(stdout, sprint_buf, n);
- return n;
-}
diff --git a/arch/ppc/boot/simple/mpc10x_memory.c b/arch/ppc/boot/simple/mpc10x_memory.c
index c242908..8da8f57 100644
--- a/arch/ppc/boot/simple/mpc10x_memory.c
+++ b/arch/ppc/boot/simple/mpc10x_memory.c
@@ -50,10 +50,10 @@
* the system. This assumes that the firmware has correctly set up the memory
* controller registers. On CONFIG_PPC_PREP, we know we are being called
* under a PReP memory map. On all other machines, we assume we are under
- * a CHRP memory map. Further, on CONFIG_PPC_MULTIPLATFORM we must rename
+ * a CHRP memory map. Further, on CONFIG_PPC_PREP we must rename
* this function.
*/
-#ifdef CONFIG_PPC_MULTIPLATFORM
+#ifdef CONFIG_PPC_PREP
#define get_mem_size mpc10x_get_mem_size
#endif
unsigned long
diff --git a/arch/ppc/boot/simple/relocate.S b/arch/ppc/boot/simple/relocate.S
index 7efddc5..2533113 100644
--- a/arch/ppc/boot/simple/relocate.S
+++ b/arch/ppc/boot/simple/relocate.S
@@ -194,7 +194,7 @@
/*
* Start at the begining.
*/
-#ifdef CONFIG_PPC_MULTIPLATFORM
+#ifdef CONFIG_PPC_PREP
li r9,0xc
mtlr r9
/* tell kernel we're prep, by putting 0xdeadc0de at KERNELLOAD,
diff --git a/arch/ppc/boot/utils/addnote.c b/arch/ppc/boot/utils/addnote.c
deleted file mode 100644
index 6c52b18..0000000
--- a/arch/ppc/boot/utils/addnote.c
+++ /dev/null
@@ -1,175 +0,0 @@
-/*
- * Program to hack in a PT_NOTE program header entry in an ELF file.
- * This is needed for OF on RS/6000s to load an image correctly.
- * Note that OF needs a program header entry for the note, not an
- * ELF section.
- *
- * Copyright 2000 Paul Mackerras.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- * Usage: addnote zImage
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-
-char arch[] = "PowerPC";
-
-#define N_DESCR 6
-unsigned int descr[N_DESCR] = {
-#if 1
- /* values for IBM RS/6000 machines */
- 0xffffffff, /* real-mode = true */
- 0x00c00000, /* real-base, i.e. where we expect OF to be */
- 0xffffffff, /* real-size */
- 0xffffffff, /* virt-base */
- 0xffffffff, /* virt-size */
- 0x4000, /* load-base */
-#else
- /* values for longtrail CHRP */
- 0, /* real-mode = false */
- 0xffffffff, /* real-base */
- 0xffffffff, /* real-size */
- 0xffffffff, /* virt-base */
- 0xffffffff, /* virt-size */
- 0x00600000, /* load-base */
-#endif
-};
-
-unsigned char buf[512];
-
-#define GET_16BE(off) ((buf[off] << 8) + (buf[(off)+1]))
-#define GET_32BE(off) ((GET_16BE(off) << 16) + GET_16BE((off)+2))
-
-#define PUT_16BE(off, v) (buf[off] = ((v) >> 8) & 0xff, \
- buf[(off) + 1] = (v) & 0xff)
-#define PUT_32BE(off, v) (PUT_16BE((off), (v) >> 16), \
- PUT_16BE((off) + 2, (v)))
-
-/* Structure of an ELF file */
-#define E_IDENT 0 /* ELF header */
-#define E_PHOFF 28
-#define E_PHENTSIZE 42
-#define E_PHNUM 44
-#define E_HSIZE 52 /* size of ELF header */
-
-#define EI_MAGIC 0 /* offsets in E_IDENT area */
-#define EI_CLASS 4
-#define EI_DATA 5
-
-#define PH_TYPE 0 /* ELF program header */
-#define PH_OFFSET 4
-#define PH_FILESZ 16
-#define PH_HSIZE 32 /* size of program header */
-
-#define PT_NOTE 4 /* Program header type = note */
-
-#define ELFCLASS32 1
-#define ELFDATA2MSB 2
-
-unsigned char elf_magic[4] = { 0x7f, 'E', 'L', 'F' };
-
-int main(int ac, char **av)
-{
- int fd, n, i;
- int ph, ps, np;
- int nnote, ns;
-
- if (ac != 2) {
- fprintf(stderr, "Usage: %s elf-file\n", av[0]);
- exit(1);
- }
- fd = open(av[1], O_RDWR);
- if (fd < 0) {
- perror(av[1]);
- exit(1);
- }
-
- nnote = strlen(arch) + 1 + (N_DESCR + 3) * 4;
-
- n = read(fd, buf, sizeof(buf));
- if (n < 0) {
- perror("read");
- exit(1);
- }
-
- if (n < E_HSIZE || memcmp(&buf[E_IDENT+EI_MAGIC], elf_magic, 4) != 0)
- goto notelf;
-
- if (buf[E_IDENT+EI_CLASS] != ELFCLASS32
- || buf[E_IDENT+EI_DATA] != ELFDATA2MSB) {
- fprintf(stderr, "%s is not a big-endian 32-bit ELF image\n",
- av[1]);
- exit(1);
- }
-
- ph = GET_32BE(E_PHOFF);
- ps = GET_16BE(E_PHENTSIZE);
- np = GET_16BE(E_PHNUM);
- if (ph < E_HSIZE || ps < PH_HSIZE || np < 1)
- goto notelf;
- if (ph + (np + 1) * ps + nnote > n)
- goto nospace;
-
- for (i = 0; i < np; ++i) {
- if (GET_32BE(ph + PH_TYPE) == PT_NOTE) {
- fprintf(stderr, "%s already has a note entry\n",
- av[1]);
- exit(0);
- }
- ph += ps;
- }
-
- /* XXX check that the area we want to use is all zeroes */
- for (i = 0; i < ps + nnote; ++i)
- if (buf[ph + i] != 0)
- goto nospace;
-
- /* fill in the program header entry */
- ns = ph + ps;
- PUT_32BE(ph + PH_TYPE, PT_NOTE);
- PUT_32BE(ph + PH_OFFSET, ns);
- PUT_32BE(ph + PH_FILESZ, nnote);
-
- /* fill in the note area we point to */
- /* XXX we should probably make this a proper section */
- PUT_32BE(ns, strlen(arch) + 1);
- PUT_32BE(ns + 4, N_DESCR * 4);
- PUT_32BE(ns + 8, 0x1275);
- strcpy(&buf[ns + 12], arch);
- ns += 12 + strlen(arch) + 1;
- for (i = 0; i < N_DESCR; ++i)
- PUT_32BE(ns + i * 4, descr[i]);
-
- /* Update the number of program headers */
- PUT_16BE(E_PHNUM, np + 1);
-
- /* write back */
- lseek(fd, (long) 0, SEEK_SET);
- i = write(fd, buf, n);
- if (i < 0) {
- perror("write");
- exit(1);
- }
- if (i < n) {
- fprintf(stderr, "%s: write truncated\n", av[1]);
- exit(1);
- }
-
- exit(0);
-
- notelf:
- fprintf(stderr, "%s does not appear to be an ELF file\n", av[0]);
- exit(1);
-
- nospace:
- fprintf(stderr, "sorry, I can't find space in %s to put the note\n",
- av[0]);
- exit(1);
-}
diff --git a/arch/ppc/boot/utils/hack-coff.c b/arch/ppc/boot/utils/hack-coff.c
deleted file mode 100644
index 5e5a657..0000000
--- a/arch/ppc/boot/utils/hack-coff.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * hack-coff.c - hack the header of an xcoff file to fill in
- * a few fields needed by the Open Firmware xcoff loader on
- * Power Macs but not initialized by objcopy.
- *
- * Copyright (C) Paul Mackerras 1997.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <string.h>
-#include "rs6000.h"
-
-#define AOUT_MAGIC 0x010b
-
-#define get_16be(x) ((((unsigned char *)(x))[0] << 8) \
- + ((unsigned char *)(x))[1])
-#define put_16be(x, v) (((unsigned char *)(x))[0] = (v) >> 8, \
- ((unsigned char *)(x))[1] = (v) & 0xff)
-#define get_32be(x) ((((unsigned char *)(x))[0] << 24) \
- + (((unsigned char *)(x))[1] << 16) \
- + (((unsigned char *)(x))[2] << 8) \
- + ((unsigned char *)(x))[3])
-
-int
-main(int ac, char **av)
-{
- int fd;
- int i, nsect;
- int aoutsz;
- struct external_filehdr fhdr;
- AOUTHDR aout;
- struct external_scnhdr shdr;
-
- if (ac != 2) {
- fprintf(stderr, "Usage: hack-coff coff-file\n");
- exit(1);
- }
- if ((fd = open(av[1], 2)) == -1) {
- perror(av[2]);
- exit(1);
- }
- if (read(fd, &fhdr, sizeof(fhdr)) != sizeof(fhdr))
- goto readerr;
- i = get_16be(fhdr.f_magic);
- if (i != U802TOCMAGIC && i != U802WRMAGIC && i != U802ROMAGIC) {
- fprintf(stderr, "%s: not an xcoff file\n", av[1]);
- exit(1);
- }
- aoutsz = get_16be(fhdr.f_opthdr);
- if (read(fd, &aout, aoutsz) != aoutsz)
- goto readerr;
- nsect = get_16be(fhdr.f_nscns);
- for (i = 0; i < nsect; ++i) {
- if (read(fd, &shdr, sizeof(shdr)) != sizeof(shdr))
- goto readerr;
- if (strcmp(shdr.s_name, ".text") == 0) {
- put_16be(aout.o_snentry, i+1);
- put_16be(aout.o_sntext, i+1);
- } else if (strcmp(shdr.s_name, ".data") == 0) {
- put_16be(aout.o_sndata, i+1);
- } else if (strcmp(shdr.s_name, ".bss") == 0) {
- put_16be(aout.o_snbss, i+1);
- }
- }
- put_16be(aout.magic, AOUT_MAGIC);
- if (lseek(fd, (long) sizeof(struct external_filehdr), 0) == -1
- || write(fd, &aout, aoutsz) != aoutsz) {
- fprintf(stderr, "%s: write error\n", av[1]);
- exit(1);
- }
- close(fd);
- exit(0);
-
-readerr:
- fprintf(stderr, "%s: read error or file too short\n", av[1]);
- exit(1);
-}
diff --git a/arch/ppc/boot/utils/mknote.c b/arch/ppc/boot/utils/mknote.c
deleted file mode 100644
index b9fbb2c..0000000
--- a/arch/ppc/boot/utils/mknote.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) Cort Dougan 1999.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- * Generate a note section as per the CHRP specification.
- *
- */
-
-#include <stdio.h>
-#include <string.h>
-
-#define PL(x) printf("%c%c%c%c", ((x)>>24)&0xff, ((x)>>16)&0xff, ((x)>>8)&0xff, (x)&0xff );
-
-int main(void)
-{
-/* header */
- /* namesz */
- PL(strlen("PowerPC")+1);
- /* descrsz */
- PL(6*4);
- /* type */
- PL(0x1275);
- /* name */
- printf("PowerPC"); printf("%c", 0);
-
-/* descriptor */
- /* real-mode */
- PL(0xffffffff);
- /* real-base */
- PL(0x00c00000);
- /* real-size */
- PL(0xffffffff);
- /* virt-base */
- PL(0xffffffff);
- /* virt-size */
- PL(0xffffffff);
- /* load-base */
- PL(0x4000);
- return 0;
-}
diff --git a/arch/ppc/configs/ibmchrp_defconfig b/arch/ppc/configs/ibmchrp_defconfig
deleted file mode 100644
index 27f3e69..0000000
--- a/arch/ppc/configs/ibmchrp_defconfig
+++ /dev/null
@@ -1,875 +0,0 @@
-#
-# Automatically generated make config: don't edit
-#
-CONFIG_MMU=y
-CONFIG_RWSEM_XCHGADD_ALGORITHM=y
-CONFIG_HAVE_DEC_LOCK=y
-CONFIG_PPC=y
-CONFIG_PPC32=y
-CONFIG_GENERIC_NVRAM=y
-
-#
-# Code maturity level options
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_CLEAN_COMPILE=y
-# CONFIG_STANDALONE is not set
-CONFIG_BROKEN_ON_SMP=y
-
-#
-# General setup
-#
-CONFIG_SWAP=y
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-# CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
-# CONFIG_AUDIT is not set
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_HOTPLUG is not set
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-# CONFIG_EMBEDDED is not set
-CONFIG_KALLSYMS=y
-CONFIG_FUTEX=y
-CONFIG_EPOLL=y
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-
-#
-# Loadable module support
-#
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_OBSOLETE_MODPARM=y
-# CONFIG_MODVERSIONS is not set
-CONFIG_KMOD=y
-
-#
-# Processor
-#
-CONFIG_6xx=y
-# CONFIG_40x is not set
-# CONFIG_44x is not set
-# CONFIG_POWER3 is not set
-# CONFIG_POWER4 is not set
-# CONFIG_8xx is not set
-# CONFIG_ALTIVEC is not set
-# CONFIG_TAU is not set
-# CONFIG_CPU_FREQ is not set
-# CONFIG_PPC601_SYNC_FIX is not set
-CONFIG_PPC_STD_MMU=y
-
-#
-# Platform options
-#
-CONFIG_PPC_MULTIPLATFORM=y
-# CONFIG_APUS is not set
-# CONFIG_WILLOW is not set
-# CONFIG_PCORE is not set
-# CONFIG_POWERPMC250 is not set
-# CONFIG_EV64260 is not set
-# CONFIG_SPRUCE is not set
-# CONFIG_LOPEC is not set
-# CONFIG_MCPN765 is not set
-# CONFIG_MVME5100 is not set
-# CONFIG_PPLUS is not set
-# CONFIG_PRPMC750 is not set
-# CONFIG_PRPMC800 is not set
-# CONFIG_SANDPOINT is not set
-# CONFIG_ADIR is not set
-# CONFIG_K2 is not set
-# CONFIG_PAL4 is not set
-# CONFIG_GEMINI is not set
-# CONFIG_EST8260 is not set
-# CONFIG_SBS8260 is not set
-# CONFIG_RPX6 is not set
-# CONFIG_TQM8260 is not set
-CONFIG_PPC_CHRP=y
-CONFIG_PPC_PMAC=y
-CONFIG_PPC_PREP=y
-CONFIG_PPC_OF=y
-CONFIG_PPCBUG_NVRAM=y
-# CONFIG_SMP is not set
-# CONFIG_PREEMPT is not set
-CONFIG_HIGHMEM=y
-CONFIG_KERNEL_ELF=y
-CONFIG_BINFMT_ELF=y
-CONFIG_BINFMT_MISC=y
-CONFIG_PROC_DEVICETREE=y
-CONFIG_PPC_RTAS=y
-# CONFIG_PREP_RESIDUAL is not set
-# CONFIG_CMDLINE_BOOL is not set
-
-#
-# Bus options
-#
-CONFIG_ISA=y
-CONFIG_GENERIC_ISA_DMA=y
-CONFIG_PCI=y
-CONFIG_PCI_DOMAINS=y
-CONFIG_PCI_LEGACY_PROC=y
-CONFIG_PCI_NAMES=y
-
-#
-# Advanced setup
-#
-# CONFIG_ADVANCED_OPTIONS is not set
-
-#
-# Default settings for advanced configuration options are used
-#
-CONFIG_HIGHMEM_START=0xfe000000
-CONFIG_LOWMEM_SIZE=0x30000000
-CONFIG_KERNEL_START=0xc0000000
-CONFIG_TASK_SIZE=0x80000000
-CONFIG_BOOT_LOAD=0x00800000
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-
-#
-# Memory Technology Devices (MTD)
-#
-# CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
-# CONFIG_PARPORT is not set
-
-#
-# Plug and Play support
-#
-# CONFIG_PNP is not set
-
-#
-# Block devices
-#
-CONFIG_BLK_DEV_FD=y
-# CONFIG_BLK_DEV_XD is not set
-# CONFIG_BLK_CPQ_DA is not set
-# CONFIG_BLK_CPQ_CISS_DA is not set
-# CONFIG_BLK_DEV_DAC960 is not set
-# CONFIG_BLK_DEV_UMEM is not set
-CONFIG_BLK_DEV_LOOP=y
-# CONFIG_BLK_DEV_CRYPTOLOOP is not set
-# CONFIG_BLK_DEV_NBD is not set
-# CONFIG_BLK_DEV_CARMEL is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_LBD=y
-
-#
-# ATA/ATAPI/MFM/RLL support
-#
-# CONFIG_IDE is not set
-
-#
-# SCSI device support
-#
-CONFIG_SCSI=y
-CONFIG_SCSI_PROC_FS=y
-
-#
-# SCSI support type (disk, tape, CD-ROM)
-#
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=y
-# CONFIG_CHR_DEV_OSST is not set
-CONFIG_BLK_DEV_SR=y
-CONFIG_BLK_DEV_SR_VENDOR=y
-CONFIG_CHR_DEV_SG=y
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
-# CONFIG_SCSI_MULTI_LUN is not set
-# CONFIG_SCSI_REPORT_LUNS is not set
-CONFIG_SCSI_CONSTANTS=y
-# CONFIG_SCSI_LOGGING is not set
-
-#
-# SCSI Transport Attributes
-#
-CONFIG_SCSI_SPI_ATTRS=y
-# CONFIG_SCSI_FC_ATTRS is not set
-
-#
-# SCSI low-level drivers
-#
-# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
-# CONFIG_SCSI_7000FASST is not set
-# CONFIG_SCSI_ACARD is not set
-# CONFIG_SCSI_AHA152X is not set
-# CONFIG_SCSI_AHA1542 is not set
-# CONFIG_SCSI_AACRAID is not set
-# CONFIG_SCSI_AIC7XXX is not set
-# CONFIG_SCSI_AIC7XXX_OLD is not set
-# CONFIG_SCSI_AIC79XX is not set
-# CONFIG_SCSI_ADVANSYS is not set
-# CONFIG_SCSI_IN2000 is not set
-# CONFIG_SCSI_MEGARAID is not set
-# CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
-# CONFIG_SCSI_CPQFCTS is not set
-# CONFIG_SCSI_DMX3191D is not set
-# CONFIG_SCSI_DTC3280 is not set
-# CONFIG_SCSI_EATA is not set
-# CONFIG_SCSI_EATA_PIO is not set
-# CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
-# CONFIG_SCSI_GENERIC_NCR5380 is not set
-# CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set
-# CONFIG_SCSI_IPS is not set
-# CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_NCR53C406A is not set
-CONFIG_SCSI_SYM53C8XX_2=y
-CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
-CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
-CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
-# CONFIG_SCSI_SYM53C8XX_IOMAPPED is not set
-# CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_PAS16 is not set
-# CONFIG_SCSI_PSI240I is not set
-# CONFIG_SCSI_QLOGIC_FAS is not set
-# CONFIG_SCSI_QLOGIC_ISP is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
-# CONFIG_SCSI_QLOGIC_1280 is not set
-CONFIG_SCSI_QLA2XXX=y
-# CONFIG_SCSI_QLA21XX is not set
-# CONFIG_SCSI_QLA22XX is not set
-# CONFIG_SCSI_QLA2300 is not set
-# CONFIG_SCSI_QLA2322 is not set
-# CONFIG_SCSI_QLA6312 is not set
-# CONFIG_SCSI_QLA6322 is not set
-# CONFIG_SCSI_SYM53C416 is not set
-# CONFIG_SCSI_DC395x is not set
-# CONFIG_SCSI_DC390T is not set
-# CONFIG_SCSI_T128 is not set
-# CONFIG_SCSI_U14_34F is not set
-# CONFIG_SCSI_NSP32 is not set
-# CONFIG_SCSI_DEBUG is not set
-# CONFIG_SCSI_MESH is not set
-# CONFIG_SCSI_MAC53C94 is not set
-
-#
-# Old CD-ROM drivers (not SCSI, not IDE)
-#
-# CONFIG_CD_NO_IDESCSI is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
-# CONFIG_MD is not set
-
-#
-# Fusion MPT device support
-#
-# CONFIG_FUSION is not set
-
-#
-# IEEE 1394 (FireWire) support
-#
-# CONFIG_IEEE1394 is not set
-
-#
-# I2O device support
-#
-# CONFIG_I2O is not set
-
-#
-# Macintosh device drivers
-#
-# CONFIG_ADB is not set
-# CONFIG_ADB_CUDA is not set
-# CONFIG_ADB_PMU is not set
-# CONFIG_MAC_FLOPPY is not set
-# CONFIG_MAC_SERIAL is not set
-
-#
-# Networking support
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-# CONFIG_NETLINK_DEV is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-# CONFIG_IP_ADVANCED_ROUTER is not set
-# CONFIG_IP_PNP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_IP_MROUTE is not set
-# CONFIG_ARPD is not set
-CONFIG_SYN_COOKIES=y
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-
-#
-# IP: Virtual Server Configuration
-#
-# CONFIG_IP_VS is not set
-# CONFIG_IPV6 is not set
-CONFIG_NETFILTER=y
-# CONFIG_NETFILTER_DEBUG is not set
-
-#
-# IP: Netfilter Configuration
-#
-CONFIG_IP_NF_CONNTRACK=m
-CONFIG_IP_NF_FTP=m
-CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_TFTP=m
-CONFIG_IP_NF_AMANDA=m
-# CONFIG_IP_NF_QUEUE is not set
-CONFIG_IP_NF_IPTABLES=m
-CONFIG_IP_NF_MATCH_LIMIT=m
-CONFIG_IP_NF_MATCH_IPRANGE=m
-CONFIG_IP_NF_MATCH_MAC=m
-# CONFIG_IP_NF_MATCH_PKTTYPE is not set
-CONFIG_IP_NF_MATCH_MARK=m
-CONFIG_IP_NF_MATCH_MULTIPORT=m
-CONFIG_IP_NF_MATCH_TOS=m
-CONFIG_IP_NF_MATCH_RECENT=m
-CONFIG_IP_NF_MATCH_ECN=m
-CONFIG_IP_NF_MATCH_DSCP=m
-CONFIG_IP_NF_MATCH_AH_ESP=m
-CONFIG_IP_NF_MATCH_LENGTH=m
-CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_MATCH_TCPMSS=m
-CONFIG_IP_NF_MATCH_HELPER=m
-CONFIG_IP_NF_MATCH_STATE=m
-CONFIG_IP_NF_MATCH_CONNTRACK=m
-CONFIG_IP_NF_MATCH_OWNER=m
-CONFIG_IP_NF_FILTER=m
-CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_NAT_NEEDED=y
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_NETMAP=m
-CONFIG_IP_NF_TARGET_SAME=m
-CONFIG_IP_NF_NAT_SNMP_BASIC=m
-CONFIG_IP_NF_NAT_IRC=m
-CONFIG_IP_NF_NAT_FTP=m
-CONFIG_IP_NF_NAT_TFTP=m
-CONFIG_IP_NF_NAT_AMANDA=m
-# CONFIG_IP_NF_MANGLE is not set
-# CONFIG_IP_NF_TARGET_LOG is not set
-CONFIG_IP_NF_TARGET_ULOG=m
-CONFIG_IP_NF_TARGET_TCPMSS=m
-CONFIG_IP_NF_ARPTABLES=m
-CONFIG_IP_NF_ARPFILTER=m
-CONFIG_IP_NF_ARP_MANGLE=m
-CONFIG_IP_NF_COMPAT_IPCHAINS=m
-# CONFIG_IP_NF_COMPAT_IPFWADM is not set
-CONFIG_IP_NF_TARGET_NOTRACK=m
-CONFIG_IP_NF_RAW=m
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
-# CONFIG_IP_SCTP is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_HW_FLOWCONTROL is not set
-
-#
-# QoS and/or fair queueing
-#
-# CONFIG_NET_SCHED is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
-CONFIG_NETDEVICES=y
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
-
-#
-# ARCnet devices
-#
-# CONFIG_ARCNET is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-# CONFIG_MACE is not set
-# CONFIG_BMAC is not set
-# CONFIG_OAKNET is not set
-# CONFIG_HAPPYMEAL is not set
-# CONFIG_SUNGEM is not set
-# CONFIG_NET_VENDOR_3COM is not set
-# CONFIG_LANCE is not set
-# CONFIG_NET_VENDOR_SMC is not set
-# CONFIG_NET_VENDOR_RACAL is not set
-
-#
-# Tulip family network device support
-#
-# CONFIG_NET_TULIP is not set
-# CONFIG_AT1700 is not set
-# CONFIG_DEPCA is not set
-# CONFIG_HP100 is not set
-# CONFIG_NET_ISA is not set
-CONFIG_NET_PCI=y
-CONFIG_PCNET32=y
-# CONFIG_AMD8111_ETH is not set
-# CONFIG_ADAPTEC_STARFIRE is not set
-# CONFIG_AC3200 is not set
-# CONFIG_APRICOT is not set
-# CONFIG_B44 is not set
-# CONFIG_FORCEDETH is not set
-# CONFIG_CS89x0 is not set
-# CONFIG_DGRS is not set
-# CONFIG_EEPRO100 is not set
-# CONFIG_E100 is not set
-# CONFIG_FEALNX is not set
-# CONFIG_NATSEMI is not set
-# CONFIG_NE2K_PCI is not set
-# CONFIG_8139CP is not set
-# CONFIG_8139TOO is not set
-# CONFIG_SIS900 is not set
-# CONFIG_EPIC100 is not set
-# CONFIG_SUNDANCE is not set
-# CONFIG_TLAN is not set
-# CONFIG_VIA_RHINE is not set
-# CONFIG_NET_POCKET is not set
-
-#
-# Ethernet (1000 Mbit)
-#
-# CONFIG_ACENIC is not set
-# CONFIG_DL2K is not set
-# CONFIG_E1000 is not set
-# CONFIG_NS83820 is not set
-# CONFIG_HAMACHI is not set
-# CONFIG_YELLOWFIN is not set
-# CONFIG_R8169 is not set
-# CONFIG_SK98LIN is not set
-# CONFIG_TIGON3 is not set
-
-#
-# Ethernet (10000 Mbit)
-#
-# CONFIG_IXGB is not set
-# CONFIG_S2IO is not set
-
-#
-# Token Ring devices
-#
-# CONFIG_TR is not set
-
-#
-# Wireless LAN (non-hamradio)
-#
-# CONFIG_NET_RADIO is not set
-
-#
-# Wan interfaces
-#
-# CONFIG_WAN is not set
-# CONFIG_FDDI is not set
-# CONFIG_HIPPI is not set
-# CONFIG_PPP is not set
-# CONFIG_SLIP is not set
-# CONFIG_NET_FC is not set
-# CONFIG_RCPCI is not set
-# CONFIG_SHAPER is not set
-# CONFIG_NETCONSOLE is not set
-
-#
-# ISDN subsystem
-#
-# CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
-# CONFIG_PHONE is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-CONFIG_INPUT_MOUSEDEV_PSAUX=y
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_TSDEV is not set
-CONFIG_INPUT_EVDEV=y
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input I/O drivers
-#
-# CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
-CONFIG_SERIO=y
-CONFIG_SERIO_I8042=y
-CONFIG_SERIO_SERPORT=y
-# CONFIG_SERIO_CT82C710 is not set
-# CONFIG_SERIO_PCIPS2 is not set
-
-#
-# Input Device Drivers
-#
-CONFIG_INPUT_KEYBOARD=y
-CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
-# CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
-# CONFIG_KEYBOARD_NEWTON is not set
-CONFIG_INPUT_MOUSE=y
-CONFIG_MOUSE_PS2=y
-# CONFIG_MOUSE_SERIAL is not set
-# CONFIG_MOUSE_INPORT is not set
-# CONFIG_MOUSE_LOGIBM is not set
-# CONFIG_MOUSE_PC110PAD is not set
-# CONFIG_MOUSE_VSXXXAA is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-CONFIG_INPUT_MISC=y
-CONFIG_INPUT_UINPUT=y
-
-#
-# Character devices
-#
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-CONFIG_SERIAL_8250=y
-# CONFIG_SERIAL_8250_CONSOLE is not set
-CONFIG_SERIAL_8250_NR_UARTS=4
-# CONFIG_SERIAL_8250_EXTENDED is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_CORE=y
-# CONFIG_SERIAL_PMACZILOG is not set
-CONFIG_UNIX98_PTYS=y
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
-# CONFIG_QIC02_TAPE is not set
-
-#
-# IPMI
-#
-# CONFIG_IPMI_HANDLER is not set
-
-#
-# Watchdog Cards
-#
-# CONFIG_WATCHDOG is not set
-CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
-# CONFIG_DTLK is not set
-# CONFIG_R3964 is not set
-# CONFIG_APPLICOM is not set
-
-#
-# Ftape, the floppy tape device driver
-#
-# CONFIG_FTAPE is not set
-# CONFIG_AGP is not set
-# CONFIG_DRM is not set
-# CONFIG_RAW_DRIVER is not set
-
-#
-# I2C support
-#
-# CONFIG_I2C is not set
-
-#
-# Misc devices
-#
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-
-#
-# Digital Video Broadcasting Devices
-#
-# CONFIG_DVB is not set
-
-#
-# Graphics support
-#
-CONFIG_FB=y
-# CONFIG_FB_PM2 is not set
-# CONFIG_FB_CYBER2000 is not set
-CONFIG_FB_OF=y
-# CONFIG_FB_CONTROL is not set
-# CONFIG_FB_PLATINUM is not set
-# CONFIG_FB_VALKYRIE is not set
-# CONFIG_FB_CT65550 is not set
-# CONFIG_FB_IMSTT is not set
-# CONFIG_FB_S3TRIO is not set
-# CONFIG_FB_VGA16 is not set
-# CONFIG_FB_RIVA is not set
-CONFIG_FB_MATROX=y
-CONFIG_FB_MATROX_MILLENIUM=y
-CONFIG_FB_MATROX_MYSTIQUE=y
-# CONFIG_FB_MATROX_G450 is not set
-CONFIG_FB_MATROX_G100A=y
-CONFIG_FB_MATROX_G100=y
-# CONFIG_FB_MATROX_MULTIHEAD is not set
-# CONFIG_FB_RADEON_OLD is not set
-# CONFIG_FB_RADEON is not set
-# CONFIG_FB_ATY128 is not set
-# CONFIG_FB_ATY is not set
-# CONFIG_FB_SIS is not set
-# CONFIG_FB_NEOMAGIC is not set
-# CONFIG_FB_KYRO is not set
-CONFIG_FB_3DFX=y
-# CONFIG_FB_VOODOO1 is not set
-# CONFIG_FB_TRIDENT is not set
-# CONFIG_FB_VIRTUAL is not set
-
-#
-# Console display driver support
-#
-CONFIG_VGA_CONSOLE=y
-# CONFIG_MDA_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_PCI_CONSOLE=y
-# CONFIG_FONTS is not set
-CONFIG_FONT_8x8=y
-CONFIG_FONT_8x16=y
-
-#
-# Logo configuration
-#
-CONFIG_LOGO=y
-CONFIG_LOGO_LINUX_MONO=y
-CONFIG_LOGO_LINUX_VGA16=y
-CONFIG_LOGO_LINUX_CLUT224=y
-
-#
-# Sound
-#
-# CONFIG_SOUND is not set
-
-#
-# USB support
-#
-# CONFIG_USB is not set
-
-#
-# USB Gadget Support
-#
-# CONFIG_USB_GADGET is not set
-
-#
-# File systems
-#
-CONFIG_EXT2_FS=y
-# CONFIG_EXT2_FS_XATTR is not set
-# CONFIG_EXT3_FS is not set
-# CONFIG_JBD is not set
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-# CONFIG_XFS_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-# CONFIG_QUOTA is not set
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-CONFIG_ISO9660_FS=y
-# CONFIG_JOLIET is not set
-# CONFIG_ZISOFS is not set
-# CONFIG_UDF_FS is not set
-
-#
-# DOS/FAT/NT Filesystems
-#
-CONFIG_FAT_FS=m
-CONFIG_MSDOS_FS=m
-CONFIG_VFAT_FS=m
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-CONFIG_PROC_KCORE=y
-CONFIG_SYSFS=y
-CONFIG_DEVFS_FS=y
-# CONFIG_DEVFS_MOUNT is not set
-# CONFIG_DEVFS_DEBUG is not set
-# CONFIG_DEVPTS_FS_XATTR is not set
-CONFIG_TMPFS=y
-# CONFIG_HUGETLB_PAGE is not set
-CONFIG_RAMFS=y
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-# CONFIG_HFS_FS is not set
-# CONFIG_HFSPLUS_FS is not set
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-# CONFIG_CRAMFS is not set
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-
-#
-# Network File Systems
-#
-# CONFIG_NFS_FS is not set
-# CONFIG_NFSD is not set
-# CONFIG_EXPORTFS is not set
-# CONFIG_SMB_FS is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-CONFIG_PARTITION_ADVANCED=y
-# CONFIG_ACORN_PARTITION is not set
-# CONFIG_OSF_PARTITION is not set
-# CONFIG_AMIGA_PARTITION is not set
-# CONFIG_ATARI_PARTITION is not set
-CONFIG_MAC_PARTITION=y
-CONFIG_MSDOS_PARTITION=y
-# CONFIG_BSD_DISKLABEL is not set
-# CONFIG_MINIX_SUBPARTITION is not set
-# CONFIG_SOLARIS_X86_PARTITION is not set
-# CONFIG_UNIXWARE_DISKLABEL is not set
-# CONFIG_LDM_PARTITION is not set
-# CONFIG_NEC98_PARTITION is not set
-# CONFIG_SGI_PARTITION is not set
-# CONFIG_ULTRIX_PARTITION is not set
-# CONFIG_SUN_PARTITION is not set
-# CONFIG_EFI_PARTITION is not set
-
-#
-# Native Language Support
-#
-CONFIG_NLS=y
-CONFIG_NLS_DEFAULT="iso8859-1"
-# CONFIG_NLS_CODEPAGE_437 is not set
-# CONFIG_NLS_CODEPAGE_737 is not set
-# CONFIG_NLS_CODEPAGE_775 is not set
-# CONFIG_NLS_CODEPAGE_850 is not set
-# CONFIG_NLS_CODEPAGE_852 is not set
-# CONFIG_NLS_CODEPAGE_855 is not set
-# CONFIG_NLS_CODEPAGE_857 is not set
-# CONFIG_NLS_CODEPAGE_860 is not set
-# CONFIG_NLS_CODEPAGE_861 is not set
-# CONFIG_NLS_CODEPAGE_862 is not set
-# CONFIG_NLS_CODEPAGE_863 is not set
-# CONFIG_NLS_CODEPAGE_864 is not set
-# CONFIG_NLS_CODEPAGE_865 is not set
-# CONFIG_NLS_CODEPAGE_866 is not set
-# CONFIG_NLS_CODEPAGE_869 is not set
-# CONFIG_NLS_CODEPAGE_936 is not set
-# CONFIG_NLS_CODEPAGE_950 is not set
-# CONFIG_NLS_CODEPAGE_932 is not set
-# CONFIG_NLS_CODEPAGE_949 is not set
-# CONFIG_NLS_CODEPAGE_874 is not set
-# CONFIG_NLS_ISO8859_8 is not set
-# CONFIG_NLS_CODEPAGE_1250 is not set
-# CONFIG_NLS_CODEPAGE_1251 is not set
-CONFIG_NLS_ISO8859_1=m
-# CONFIG_NLS_ISO8859_2 is not set
-# CONFIG_NLS_ISO8859_3 is not set
-# CONFIG_NLS_ISO8859_4 is not set
-# CONFIG_NLS_ISO8859_5 is not set
-# CONFIG_NLS_ISO8859_6 is not set
-# CONFIG_NLS_ISO8859_7 is not set
-# CONFIG_NLS_ISO8859_9 is not set
-# CONFIG_NLS_ISO8859_13 is not set
-# CONFIG_NLS_ISO8859_14 is not set
-# CONFIG_NLS_ISO8859_15 is not set
-# CONFIG_NLS_KOI8_R is not set
-# CONFIG_NLS_KOI8_U is not set
-# CONFIG_NLS_UTF8 is not set
-
-#
-# Library routines
-#
-CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
-
-#
-# Kernel hacking
-#
-# CONFIG_DEBUG_KERNEL is not set
-# CONFIG_BOOTX_TEXT is not set
-
-#
-# Security options
-#
-# CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
-# CONFIG_CRYPTO is not set
diff --git a/arch/ppc/configs/pmac_defconfig b/arch/ppc/configs/pmac_defconfig
deleted file mode 100644
index a2db8b5..0000000
--- a/arch/ppc/configs/pmac_defconfig
+++ /dev/null
@@ -1,1591 +0,0 @@
-#
-# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.13-rc3
-# Wed Jul 13 14:13:13 2005
-#
-CONFIG_MMU=y
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_RWSEM_XCHGADD_ALGORITHM=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_HAVE_DEC_LOCK=y
-CONFIG_PPC=y
-CONFIG_PPC32=y
-CONFIG_GENERIC_NVRAM=y
-CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
-
-#
-# Code maturity level options
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_CLEAN_COMPILE=y
-CONFIG_BROKEN_ON_SMP=y
-CONFIG_INIT_ENV_ARG_LIMIT=32
-
-#
-# General setup
-#
-CONFIG_LOCALVERSION=""
-CONFIG_SWAP=y
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-# CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
-# CONFIG_AUDIT is not set
-CONFIG_HOTPLUG=y
-CONFIG_KOBJECT_UEVENT=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-# CONFIG_EMBEDDED is not set
-CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_ALL is not set
-# CONFIG_KALLSYMS_EXTRA_PASS is not set
-CONFIG_PRINTK=y
-CONFIG_BUG=y
-CONFIG_BASE_FULL=y
-CONFIG_FUTEX=y
-CONFIG_EPOLL=y
-CONFIG_SHMEM=y
-CONFIG_CC_ALIGN_FUNCTIONS=0
-CONFIG_CC_ALIGN_LABELS=0
-CONFIG_CC_ALIGN_LOOPS=0
-CONFIG_CC_ALIGN_JUMPS=0
-# CONFIG_TINY_SHMEM is not set
-CONFIG_BASE_SMALL=0
-
-#
-# Loadable module support
-#
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_MODULE_FORCE_UNLOAD is not set
-CONFIG_OBSOLETE_MODPARM=y
-CONFIG_MODVERSIONS=y
-CONFIG_MODULE_SRCVERSION_ALL=y
-CONFIG_KMOD=y
-
-#
-# Processor
-#
-CONFIG_6xx=y
-# CONFIG_40x is not set
-# CONFIG_44x is not set
-# CONFIG_POWER3 is not set
-# CONFIG_POWER4 is not set
-# CONFIG_8xx is not set
-# CONFIG_E200 is not set
-# CONFIG_E500 is not set
-CONFIG_PPC_FPU=y
-CONFIG_ALTIVEC=y
-CONFIG_TAU=y
-# CONFIG_TAU_INT is not set
-# CONFIG_TAU_AVERAGE is not set
-# CONFIG_KEXEC is not set
-CONFIG_CPU_FREQ=y
-CONFIG_CPU_FREQ_TABLE=y
-# CONFIG_CPU_FREQ_DEBUG is not set
-CONFIG_CPU_FREQ_STAT=m
-CONFIG_CPU_FREQ_STAT_DETAILS=y
-CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
-# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
-CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
-CONFIG_CPU_FREQ_GOV_POWERSAVE=m
-CONFIG_CPU_FREQ_GOV_USERSPACE=m
-CONFIG_CPU_FREQ_GOV_ONDEMAND=m
-CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
-CONFIG_CPU_FREQ_PMAC=y
-CONFIG_PPC601_SYNC_FIX=y
-CONFIG_PM=y
-CONFIG_PPC_STD_MMU=y
-
-#
-# Platform options
-#
-CONFIG_PPC_MULTIPLATFORM=y
-# CONFIG_APUS is not set
-# CONFIG_KATANA is not set
-# CONFIG_WILLOW is not set
-# CONFIG_CPCI690 is not set
-# CONFIG_PCORE is not set
-# CONFIG_POWERPMC250 is not set
-# CONFIG_CHESTNUT is not set
-# CONFIG_SPRUCE is not set
-# CONFIG_HDPU is not set
-# CONFIG_EV64260 is not set
-# CONFIG_LOPEC is not set
-# CONFIG_MCPN765 is not set
-# CONFIG_MVME5100 is not set
-# CONFIG_PPLUS is not set
-# CONFIG_PRPMC750 is not set
-# CONFIG_PRPMC800 is not set
-# CONFIG_SANDPOINT is not set
-# CONFIG_RADSTONE_PPC7D is not set
-# CONFIG_ADIR is not set
-# CONFIG_K2 is not set
-# CONFIG_PAL4 is not set
-# CONFIG_GEMINI is not set
-# CONFIG_EST8260 is not set
-# CONFIG_SBC82xx is not set
-# CONFIG_SBS8260 is not set
-# CONFIG_RPX8260 is not set
-# CONFIG_TQM8260 is not set
-# CONFIG_ADS8272 is not set
-# CONFIG_PQ2FADS is not set
-# CONFIG_LITE5200 is not set
-# CONFIG_MPC834x_SYS is not set
-CONFIG_PPC_CHRP=y
-CONFIG_PPC_PMAC=y
-CONFIG_PPC_PREP=y
-CONFIG_PPC_OF=y
-CONFIG_PPCBUG_NVRAM=y
-# CONFIG_SMP is not set
-# CONFIG_HIGHMEM is not set
-# CONFIG_HZ_100 is not set
-CONFIG_HZ_250=y
-# CONFIG_HZ_1000 is not set
-CONFIG_HZ=250
-CONFIG_PREEMPT_NONE=y
-# CONFIG_PREEMPT_VOLUNTARY is not set
-# CONFIG_PREEMPT is not set
-CONFIG_SELECT_MEMORY_MODEL=y
-CONFIG_FLATMEM_MANUAL=y
-# CONFIG_DISCONTIGMEM_MANUAL is not set
-# CONFIG_SPARSEMEM_MANUAL is not set
-CONFIG_FLATMEM=y
-CONFIG_FLAT_NODE_MEM_MAP=y
-CONFIG_BINFMT_ELF=y
-CONFIG_BINFMT_MISC=m
-CONFIG_PROC_DEVICETREE=y
-# CONFIG_PREP_RESIDUAL is not set
-# CONFIG_CMDLINE_BOOL is not set
-# CONFIG_PM_DEBUG is not set
-CONFIG_SOFTWARE_SUSPEND=y
-CONFIG_PM_STD_PARTITION=""
-# CONFIG_SECCOMP is not set
-CONFIG_ISA_DMA_API=y
-
-#
-# Bus options
-#
-# CONFIG_ISA is not set
-CONFIG_GENERIC_ISA_DMA=y
-CONFIG_PCI=y
-CONFIG_PCI_DOMAINS=y
-CONFIG_PCI_LEGACY_PROC=y
-CONFIG_PCI_NAMES=y
-# CONFIG_PCI_DEBUG is not set
-
-#
-# PCCARD (PCMCIA/CardBus) support
-#
-CONFIG_PCCARD=m
-# CONFIG_PCMCIA_DEBUG is not set
-CONFIG_PCMCIA=m
-# CONFIG_PCMCIA_LOAD_CIS is not set
-# CONFIG_PCMCIA_IOCTL is not set
-CONFIG_CARDBUS=y
-
-#
-# PC-card bridges
-#
-CONFIG_YENTA=m
-# CONFIG_PD6729 is not set
-# CONFIG_I82092 is not set
-# CONFIG_TCIC is not set
-CONFIG_PCCARD_NONSTATIC=m
-
-#
-# Advanced setup
-#
-CONFIG_ADVANCED_OPTIONS=y
-CONFIG_HIGHMEM_START=0xfe000000
-# CONFIG_LOWMEM_SIZE_BOOL is not set
-CONFIG_LOWMEM_SIZE=0x30000000
-# CONFIG_KERNEL_START_BOOL is not set
-CONFIG_KERNEL_START=0xc0000000
-CONFIG_TASK_SIZE_BOOL=y
-CONFIG_TASK_SIZE=0xc0000000
-CONFIG_BOOT_LOAD=0x00800000
-
-#
-# Networking
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-# CONFIG_IP_ADVANCED_ROUTER is not set
-CONFIG_IP_FIB_HASH=y
-# CONFIG_IP_PNP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_IP_MROUTE is not set
-# CONFIG_ARPD is not set
-CONFIG_SYN_COOKIES=y
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_INET_TUNNEL is not set
-CONFIG_IP_TCPDIAG=y
-# CONFIG_IP_TCPDIAG_IPV6 is not set
-# CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_BIC=y
-
-#
-# IP: Virtual Server Configuration
-#
-# CONFIG_IP_VS is not set
-# CONFIG_IPV6 is not set
-CONFIG_NETFILTER=y
-# CONFIG_NETFILTER_DEBUG is not set
-
-#
-# IP: Netfilter Configuration
-#
-CONFIG_IP_NF_CONNTRACK=m
-CONFIG_IP_NF_CT_ACCT=y
-CONFIG_IP_NF_CONNTRACK_MARK=y
-CONFIG_IP_NF_CT_PROTO_SCTP=m
-CONFIG_IP_NF_FTP=m
-CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_TFTP=m
-CONFIG_IP_NF_AMANDA=m
-CONFIG_IP_NF_QUEUE=m
-CONFIG_IP_NF_IPTABLES=m
-CONFIG_IP_NF_MATCH_LIMIT=m
-CONFIG_IP_NF_MATCH_IPRANGE=m
-CONFIG_IP_NF_MATCH_MAC=m
-CONFIG_IP_NF_MATCH_PKTTYPE=m
-CONFIG_IP_NF_MATCH_MARK=m
-CONFIG_IP_NF_MATCH_MULTIPORT=m
-CONFIG_IP_NF_MATCH_TOS=m
-CONFIG_IP_NF_MATCH_RECENT=m
-CONFIG_IP_NF_MATCH_ECN=m
-CONFIG_IP_NF_MATCH_DSCP=m
-CONFIG_IP_NF_MATCH_AH_ESP=m
-CONFIG_IP_NF_MATCH_LENGTH=m
-CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_MATCH_TCPMSS=m
-CONFIG_IP_NF_MATCH_HELPER=m
-CONFIG_IP_NF_MATCH_STATE=m
-CONFIG_IP_NF_MATCH_CONNTRACK=m
-CONFIG_IP_NF_MATCH_OWNER=m
-CONFIG_IP_NF_MATCH_ADDRTYPE=m
-CONFIG_IP_NF_MATCH_REALM=m
-CONFIG_IP_NF_MATCH_SCTP=m
-CONFIG_IP_NF_MATCH_COMMENT=m
-CONFIG_IP_NF_MATCH_CONNMARK=m
-CONFIG_IP_NF_MATCH_HASHLIMIT=m
-CONFIG_IP_NF_FILTER=m
-CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_ULOG=m
-CONFIG_IP_NF_TARGET_TCPMSS=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_NAT_NEEDED=y
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_NETMAP=m
-CONFIG_IP_NF_TARGET_SAME=m
-CONFIG_IP_NF_NAT_SNMP_BASIC=m
-CONFIG_IP_NF_NAT_IRC=m
-CONFIG_IP_NF_NAT_FTP=m
-CONFIG_IP_NF_NAT_TFTP=m
-CONFIG_IP_NF_NAT_AMANDA=m
-CONFIG_IP_NF_MANGLE=m
-CONFIG_IP_NF_TARGET_TOS=m
-CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_DSCP=m
-CONFIG_IP_NF_TARGET_MARK=m
-CONFIG_IP_NF_TARGET_CLASSIFY=m
-CONFIG_IP_NF_TARGET_CONNMARK=m
-CONFIG_IP_NF_TARGET_CLUSTERIP=m
-CONFIG_IP_NF_RAW=m
-CONFIG_IP_NF_TARGET_NOTRACK=m
-CONFIG_IP_NF_ARPTABLES=m
-CONFIG_IP_NF_ARPFILTER=m
-CONFIG_IP_NF_ARP_MANGLE=m
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
-# CONFIG_IP_SCTP is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_SCHED is not set
-CONFIG_NET_CLS_ROUTE=y
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-CONFIG_NETPOLL=y
-# CONFIG_NETPOLL_RX is not set
-# CONFIG_NETPOLL_TRAP is not set
-CONFIG_NET_POLL_CONTROLLER=y
-# CONFIG_HAMRADIO is not set
-CONFIG_IRDA=m
-
-#
-# IrDA protocols
-#
-CONFIG_IRLAN=m
-CONFIG_IRNET=m
-CONFIG_IRCOMM=m
-# CONFIG_IRDA_ULTRA is not set
-
-#
-# IrDA options
-#
-CONFIG_IRDA_CACHE_LAST_LSAP=y
-CONFIG_IRDA_FAST_RR=y
-# CONFIG_IRDA_DEBUG is not set
-
-#
-# Infrared-port device drivers
-#
-
-#
-# SIR device drivers
-#
-CONFIG_IRTTY_SIR=m
-
-#
-# Dongle support
-#
-# CONFIG_DONGLE is not set
-
-#
-# Old SIR device drivers
-#
-# CONFIG_IRPORT_SIR is not set
-
-#
-# Old Serial dongle support
-#
-
-#
-# FIR device drivers
-#
-# CONFIG_USB_IRDA is not set
-# CONFIG_SIGMATEL_FIR is not set
-# CONFIG_NSC_FIR is not set
-# CONFIG_WINBOND_FIR is not set
-# CONFIG_TOSHIBA_FIR is not set
-# CONFIG_SMC_IRCC_FIR is not set
-# CONFIG_ALI_FIR is not set
-# CONFIG_VLSI_FIR is not set
-# CONFIG_VIA_FIR is not set
-# CONFIG_BT is not set
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-# CONFIG_STANDALONE is not set
-CONFIG_PREVENT_FIRMWARE_BUILD=y
-CONFIG_FW_LOADER=m
-# CONFIG_DEBUG_DRIVER is not set
-
-#
-# Memory Technology Devices (MTD)
-#
-# CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
-# CONFIG_PARPORT is not set
-
-#
-# Plug and Play support
-#
-
-#
-# Block devices
-#
-# CONFIG_BLK_DEV_FD is not set
-CONFIG_MAC_FLOPPY=m
-# CONFIG_BLK_CPQ_DA is not set
-# CONFIG_BLK_CPQ_CISS_DA is not set
-# CONFIG_BLK_DEV_DAC960 is not set
-# CONFIG_BLK_DEV_UMEM is not set
-# CONFIG_BLK_DEV_COW_COMMON is not set
-CONFIG_BLK_DEV_LOOP=y
-# CONFIG_BLK_DEV_CRYPTOLOOP is not set
-# CONFIG_BLK_DEV_NBD is not set
-# CONFIG_BLK_DEV_SX8 is not set
-# CONFIG_BLK_DEV_UB is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_COUNT=16
-CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
-CONFIG_LBD=y
-CONFIG_CDROM_PKTCDVD=m
-CONFIG_CDROM_PKTCDVD_BUFFERS=8
-# CONFIG_CDROM_PKTCDVD_WCACHE is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_ATA_OVER_ETH is not set
-
-#
-# ATA/ATAPI/MFM/RLL support
-#
-CONFIG_IDE=y
-CONFIG_BLK_DEV_IDE=y
-
-#
-# Please see Documentation/ide.txt for help/info on IDE drives
-#
-# CONFIG_BLK_DEV_IDE_SATA is not set
-CONFIG_BLK_DEV_IDEDISK=y
-# CONFIG_IDEDISK_MULTI_MODE is not set
-# CONFIG_BLK_DEV_IDECS is not set
-CONFIG_BLK_DEV_IDECD=y
-# CONFIG_BLK_DEV_IDETAPE is not set
-CONFIG_BLK_DEV_IDEFLOPPY=y
-CONFIG_BLK_DEV_IDESCSI=y
-# CONFIG_IDE_TASK_IOCTL is not set
-
-#
-# IDE chipset support/bugfixes
-#
-# CONFIG_IDE_GENERIC is not set
-CONFIG_BLK_DEV_IDEPCI=y
-CONFIG_IDEPCI_SHARE_IRQ=y
-# CONFIG_BLK_DEV_OFFBOARD is not set
-CONFIG_BLK_DEV_GENERIC=y
-# CONFIG_BLK_DEV_OPTI621 is not set
-# CONFIG_BLK_DEV_SL82C105 is not set
-CONFIG_BLK_DEV_IDEDMA_PCI=y
-# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
-CONFIG_IDEDMA_PCI_AUTO=y
-# CONFIG_IDEDMA_ONLYDISK is not set
-# CONFIG_BLK_DEV_AEC62XX is not set
-# CONFIG_BLK_DEV_ALI15X3 is not set
-# CONFIG_BLK_DEV_AMD74XX is not set
-CONFIG_BLK_DEV_CMD64X=y
-# CONFIG_BLK_DEV_TRIFLEX is not set
-# CONFIG_BLK_DEV_CY82C693 is not set
-# CONFIG_BLK_DEV_CS5520 is not set
-# CONFIG_BLK_DEV_CS5530 is not set
-# CONFIG_BLK_DEV_HPT34X is not set
-# CONFIG_BLK_DEV_HPT366 is not set
-# CONFIG_BLK_DEV_SC1200 is not set
-# CONFIG_BLK_DEV_PIIX is not set
-# CONFIG_BLK_DEV_IT821X is not set
-# CONFIG_BLK_DEV_NS87415 is not set
-# CONFIG_BLK_DEV_PDC202XX_OLD is not set
-CONFIG_BLK_DEV_PDC202XX_NEW=y
-# CONFIG_PDC202XX_FORCE is not set
-# CONFIG_BLK_DEV_SVWKS is not set
-# CONFIG_BLK_DEV_SIIMAGE is not set
-# CONFIG_BLK_DEV_SLC90E66 is not set
-# CONFIG_BLK_DEV_TRM290 is not set
-# CONFIG_BLK_DEV_VIA82CXXX is not set
-CONFIG_BLK_DEV_IDE_PMAC=y
-CONFIG_BLK_DEV_IDE_PMAC_ATA100FIRST=y
-CONFIG_BLK_DEV_IDEDMA_PMAC=y
-CONFIG_BLK_DEV_IDE_PMAC_BLINK=y
-# CONFIG_IDE_ARM is not set
-CONFIG_BLK_DEV_IDEDMA=y
-# CONFIG_IDEDMA_IVB is not set
-CONFIG_IDEDMA_AUTO=y
-# CONFIG_BLK_DEV_HD is not set
-
-#
-# SCSI device support
-#
-CONFIG_SCSI=y
-CONFIG_SCSI_PROC_FS=y
-
-#
-# SCSI support type (disk, tape, CD-ROM)
-#
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=y
-# CONFIG_CHR_DEV_OSST is not set
-CONFIG_BLK_DEV_SR=y
-CONFIG_BLK_DEV_SR_VENDOR=y
-CONFIG_CHR_DEV_SG=y
-# CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
-# CONFIG_SCSI_MULTI_LUN is not set
-CONFIG_SCSI_CONSTANTS=y
-# CONFIG_SCSI_LOGGING is not set
-
-#
-# SCSI Transport Attributes
-#
-CONFIG_SCSI_SPI_ATTRS=y
-# CONFIG_SCSI_FC_ATTRS is not set
-# CONFIG_SCSI_ISCSI_ATTRS is not set
-
-#
-# SCSI low-level drivers
-#
-# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
-# CONFIG_SCSI_3W_9XXX is not set
-# CONFIG_SCSI_ACARD is not set
-# CONFIG_SCSI_AACRAID is not set
-CONFIG_SCSI_AIC7XXX=m
-CONFIG_AIC7XXX_CMDS_PER_DEVICE=253
-CONFIG_AIC7XXX_RESET_DELAY_MS=15000
-CONFIG_AIC7XXX_DEBUG_ENABLE=y
-CONFIG_AIC7XXX_DEBUG_MASK=0
-CONFIG_AIC7XXX_REG_PRETTY_PRINT=y
-CONFIG_SCSI_AIC7XXX_OLD=m
-# CONFIG_SCSI_AIC79XX is not set
-# CONFIG_SCSI_DPT_I2O is not set
-# CONFIG_MEGARAID_NEWGEN is not set
-# CONFIG_MEGARAID_LEGACY is not set
-# CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
-# CONFIG_SCSI_DMX3191D is not set
-# CONFIG_SCSI_EATA is not set
-# CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
-# CONFIG_SCSI_IPS is not set
-# CONFIG_SCSI_INITIO is not set
-# CONFIG_SCSI_INIA100 is not set
-CONFIG_SCSI_SYM53C8XX_2=y
-CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
-CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
-CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
-# CONFIG_SCSI_SYM53C8XX_IOMAPPED is not set
-# CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
-# CONFIG_SCSI_QLOGIC_1280 is not set
-CONFIG_SCSI_QLA2XXX=y
-# CONFIG_SCSI_QLA21XX is not set
-# CONFIG_SCSI_QLA22XX is not set
-# CONFIG_SCSI_QLA2300 is not set
-# CONFIG_SCSI_QLA2322 is not set
-# CONFIG_SCSI_QLA6312 is not set
-# CONFIG_SCSI_LPFC is not set
-# CONFIG_SCSI_DC395x is not set
-# CONFIG_SCSI_DC390T is not set
-# CONFIG_SCSI_NSP32 is not set
-# CONFIG_SCSI_DEBUG is not set
-CONFIG_SCSI_MESH=y
-CONFIG_SCSI_MESH_SYNC_RATE=5
-CONFIG_SCSI_MESH_RESET_DELAY_MS=1000
-CONFIG_SCSI_MAC53C94=y
-
-#
-# PCMCIA SCSI adapter support
-#
-# CONFIG_PCMCIA_AHA152X is not set
-# CONFIG_PCMCIA_FDOMAIN is not set
-# CONFIG_PCMCIA_NINJA_SCSI is not set
-# CONFIG_PCMCIA_QLOGIC is not set
-# CONFIG_PCMCIA_SYM53C500 is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
-# CONFIG_MD is not set
-
-#
-# Fusion MPT device support
-#
-# CONFIG_FUSION is not set
-# CONFIG_FUSION_SPI is not set
-# CONFIG_FUSION_FC is not set
-
-#
-# IEEE 1394 (FireWire) support
-#
-CONFIG_IEEE1394=m
-
-#
-# Subsystem Options
-#
-# CONFIG_IEEE1394_VERBOSEDEBUG is not set
-# CONFIG_IEEE1394_OUI_DB is not set
-CONFIG_IEEE1394_EXTRA_CONFIG_ROMS=y
-CONFIG_IEEE1394_CONFIG_ROM_IP1394=y
-# CONFIG_IEEE1394_EXPORT_FULL_API is not set
-
-#
-# Device Drivers
-#
-# CONFIG_IEEE1394_PCILYNX is not set
-CONFIG_IEEE1394_OHCI1394=m
-
-#
-# Protocol Drivers
-#
-CONFIG_IEEE1394_VIDEO1394=m
-CONFIG_IEEE1394_SBP2=m
-# CONFIG_IEEE1394_SBP2_PHYS_DMA is not set
-CONFIG_IEEE1394_ETH1394=m
-CONFIG_IEEE1394_DV1394=m
-CONFIG_IEEE1394_RAWIO=m
-CONFIG_IEEE1394_CMP=m
-CONFIG_IEEE1394_AMDTP=m
-
-#
-# I2O device support
-#
-# CONFIG_I2O is not set
-
-#
-# Macintosh device drivers
-#
-CONFIG_ADB=y
-CONFIG_ADB_CUDA=y
-CONFIG_ADB_PMU=y
-CONFIG_PMAC_APM_EMU=y
-CONFIG_PMAC_MEDIABAY=y
-CONFIG_PMAC_BACKLIGHT=y
-CONFIG_ADB_MACIO=y
-CONFIG_INPUT_ADBHID=y
-CONFIG_MAC_EMUMOUSEBTN=y
-CONFIG_THERM_WINDTUNNEL=m
-CONFIG_THERM_ADT746X=m
-# CONFIG_ANSLCD is not set
-
-#
-# Network device support
-#
-CONFIG_NETDEVICES=y
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_EQUALIZER is not set
-CONFIG_TUN=m
-
-#
-# ARCnet devices
-#
-# CONFIG_ARCNET is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-CONFIG_MACE=y
-# CONFIG_MACE_AAUI_PORT is not set
-CONFIG_BMAC=y
-# CONFIG_HAPPYMEAL is not set
-CONFIG_SUNGEM=y
-# CONFIG_NET_VENDOR_3COM is not set
-
-#
-# Tulip family network device support
-#
-# CONFIG_NET_TULIP is not set
-# CONFIG_HP100 is not set
-CONFIG_NET_PCI=y
-CONFIG_PCNET32=y
-# CONFIG_AMD8111_ETH is not set
-# CONFIG_ADAPTEC_STARFIRE is not set
-# CONFIG_B44 is not set
-# CONFIG_FORCEDETH is not set
-# CONFIG_DGRS is not set
-# CONFIG_EEPRO100 is not set
-# CONFIG_E100 is not set
-# CONFIG_FEALNX is not set
-# CONFIG_NATSEMI is not set
-# CONFIG_NE2K_PCI is not set
-# CONFIG_8139CP is not set
-# CONFIG_8139TOO is not set
-# CONFIG_SIS900 is not set
-# CONFIG_EPIC100 is not set
-# CONFIG_SUNDANCE is not set
-# CONFIG_TLAN is not set
-# CONFIG_VIA_RHINE is not set
-
-#
-# Ethernet (1000 Mbit)
-#
-# CONFIG_ACENIC is not set
-# CONFIG_DL2K is not set
-# CONFIG_E1000 is not set
-# CONFIG_NS83820 is not set
-# CONFIG_HAMACHI is not set
-# CONFIG_YELLOWFIN is not set
-# CONFIG_R8169 is not set
-# CONFIG_SKGE is not set
-# CONFIG_SK98LIN is not set
-# CONFIG_VIA_VELOCITY is not set
-# CONFIG_TIGON3 is not set
-# CONFIG_BNX2 is not set
-# CONFIG_MV643XX_ETH is not set
-
-#
-# Ethernet (10000 Mbit)
-#
-# CONFIG_IXGB is not set
-# CONFIG_S2IO is not set
-
-#
-# Token Ring devices
-#
-# CONFIG_TR is not set
-
-#
-# Wireless LAN (non-hamradio)
-#
-CONFIG_NET_RADIO=y
-
-#
-# Obsolete Wireless cards support (pre-802.11)
-#
-# CONFIG_STRIP is not set
-# CONFIG_PCMCIA_WAVELAN is not set
-# CONFIG_PCMCIA_NETWAVE is not set
-
-#
-# Wireless 802.11 Frequency Hopping cards support
-#
-# CONFIG_PCMCIA_RAYCS is not set
-
-#
-# Wireless 802.11b ISA/PCI cards support
-#
-CONFIG_HERMES=m
-CONFIG_APPLE_AIRPORT=m
-# CONFIG_PLX_HERMES is not set
-# CONFIG_TMD_HERMES is not set
-# CONFIG_PCI_HERMES is not set
-# CONFIG_ATMEL is not set
-
-#
-# Wireless 802.11b Pcmcia/Cardbus cards support
-#
-CONFIG_PCMCIA_HERMES=m
-# CONFIG_AIRO_CS is not set
-# CONFIG_PCMCIA_WL3501 is not set
-
-#
-# Prism GT/Duette 802.11(a/b/g) PCI/Cardbus support
-#
-# CONFIG_PRISM54 is not set
-CONFIG_NET_WIRELESS=y
-
-#
-# PCMCIA network device support
-#
-# CONFIG_NET_PCMCIA is not set
-
-#
-# Wan interfaces
-#
-# CONFIG_WAN is not set
-# CONFIG_FDDI is not set
-# CONFIG_HIPPI is not set
-CONFIG_PPP=y
-CONFIG_PPP_MULTILINK=y
-# CONFIG_PPP_FILTER is not set
-CONFIG_PPP_ASYNC=y
-CONFIG_PPP_SYNC_TTY=m
-CONFIG_PPP_DEFLATE=y
-CONFIG_PPP_BSDCOMP=m
-CONFIG_PPPOE=m
-# CONFIG_SLIP is not set
-# CONFIG_NET_FC is not set
-# CONFIG_SHAPER is not set
-CONFIG_NETCONSOLE=m
-
-#
-# ISDN subsystem
-#
-# CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
-# CONFIG_PHONE is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_TSDEV is not set
-CONFIG_INPUT_EVDEV=y
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input Device Drivers
-#
-CONFIG_INPUT_KEYBOARD=y
-# CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
-# CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
-# CONFIG_KEYBOARD_NEWTON is not set
-CONFIG_INPUT_MOUSE=y
-# CONFIG_MOUSE_PS2 is not set
-# CONFIG_MOUSE_SERIAL is not set
-# CONFIG_MOUSE_VSXXXAA is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-# CONFIG_INPUT_MISC is not set
-
-#
-# Hardware I/O ports
-#
-# CONFIG_SERIO is not set
-# CONFIG_GAMEPORT is not set
-
-#
-# Character devices
-#
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-CONFIG_SERIAL_8250=m
-CONFIG_SERIAL_8250_CS=m
-CONFIG_SERIAL_8250_NR_UARTS=4
-# CONFIG_SERIAL_8250_EXTENDED is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-CONFIG_SERIAL_PMACZILOG=y
-CONFIG_SERIAL_PMACZILOG_CONSOLE=y
-# CONFIG_SERIAL_JSM is not set
-CONFIG_UNIX98_PTYS=y
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
-
-#
-# IPMI
-#
-# CONFIG_IPMI_HANDLER is not set
-
-#
-# Watchdog Cards
-#
-# CONFIG_WATCHDOG is not set
-CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
-# CONFIG_DTLK is not set
-# CONFIG_R3964 is not set
-# CONFIG_APPLICOM is not set
-
-#
-# Ftape, the floppy tape device driver
-#
-CONFIG_AGP=m
-CONFIG_AGP_UNINORTH=m
-CONFIG_DRM=m
-# CONFIG_DRM_TDFX is not set
-CONFIG_DRM_R128=m
-CONFIG_DRM_RADEON=m
-# CONFIG_DRM_MGA is not set
-# CONFIG_DRM_SIS is not set
-# CONFIG_DRM_VIA is not set
-
-#
-# PCMCIA character devices
-#
-# CONFIG_SYNCLINK_CS is not set
-# CONFIG_RAW_DRIVER is not set
-
-#
-# TPM devices
-#
-# CONFIG_TCG_TPM is not set
-
-#
-# I2C support
-#
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=m
-
-#
-# I2C Algorithms
-#
-CONFIG_I2C_ALGOBIT=y
-# CONFIG_I2C_ALGOPCF is not set
-# CONFIG_I2C_ALGOPCA is not set
-
-#
-# I2C Hardware Bus support
-#
-# CONFIG_I2C_ALI1535 is not set
-# CONFIG_I2C_ALI1563 is not set
-# CONFIG_I2C_ALI15X3 is not set
-# CONFIG_I2C_AMD756 is not set
-# CONFIG_I2C_AMD8111 is not set
-# CONFIG_I2C_HYDRA is not set
-# CONFIG_I2C_I801 is not set
-# CONFIG_I2C_I810 is not set
-# CONFIG_I2C_PIIX4 is not set
-# CONFIG_I2C_ISA is not set
-CONFIG_I2C_KEYWEST=m
-# CONFIG_I2C_MPC is not set
-# CONFIG_I2C_NFORCE2 is not set
-# CONFIG_I2C_PARPORT_LIGHT is not set
-# CONFIG_I2C_PROSAVAGE is not set
-# CONFIG_I2C_SAVAGE4 is not set
-# CONFIG_SCx200_ACB is not set
-# CONFIG_I2C_SIS5595 is not set
-# CONFIG_I2C_SIS630 is not set
-# CONFIG_I2C_SIS96X is not set
-# CONFIG_I2C_STUB is not set
-# CONFIG_I2C_VIA is not set
-# CONFIG_I2C_VIAPRO is not set
-# CONFIG_I2C_VOODOO3 is not set
-# CONFIG_I2C_PCA_ISA is not set
-# CONFIG_I2C_SENSOR is not set
-
-#
-# Miscellaneous I2C Chip support
-#
-# CONFIG_SENSORS_DS1337 is not set
-# CONFIG_SENSORS_DS1374 is not set
-# CONFIG_SENSORS_EEPROM is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_RTC8564 is not set
-# CONFIG_SENSORS_M41T00 is not set
-# CONFIG_SENSORS_MAX6875 is not set
-# CONFIG_I2C_DEBUG_CORE is not set
-# CONFIG_I2C_DEBUG_ALGO is not set
-# CONFIG_I2C_DEBUG_BUS is not set
-# CONFIG_I2C_DEBUG_CHIP is not set
-
-#
-# Dallas's 1-wire bus
-#
-# CONFIG_W1 is not set
-
-#
-# Hardware Monitoring support
-#
-# CONFIG_HWMON is not set
-
-#
-# Misc devices
-#
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-
-#
-# Digital Video Broadcasting Devices
-#
-# CONFIG_DVB is not set
-
-#
-# Graphics support
-#
-CONFIG_FB=y
-CONFIG_FB_CFB_FILLRECT=y
-CONFIG_FB_CFB_COPYAREA=y
-CONFIG_FB_CFB_IMAGEBLIT=y
-CONFIG_FB_SOFT_CURSOR=y
-CONFIG_FB_MACMODES=y
-CONFIG_FB_MODE_HELPERS=y
-CONFIG_FB_TILEBLITTING=y
-# CONFIG_FB_CIRRUS is not set
-# CONFIG_FB_PM2 is not set
-# CONFIG_FB_CYBER2000 is not set
-CONFIG_FB_OF=y
-CONFIG_FB_CONTROL=y
-CONFIG_FB_PLATINUM=y
-CONFIG_FB_VALKYRIE=y
-CONFIG_FB_CT65550=y
-# CONFIG_FB_ASILIANT is not set
-CONFIG_FB_IMSTT=y
-# CONFIG_FB_VGA16 is not set
-# CONFIG_FB_NVIDIA is not set
-# CONFIG_FB_RIVA is not set
-CONFIG_FB_MATROX=y
-CONFIG_FB_MATROX_MILLENIUM=y
-CONFIG_FB_MATROX_MYSTIQUE=y
-CONFIG_FB_MATROX_G=y
-# CONFIG_FB_MATROX_I2C is not set
-# CONFIG_FB_MATROX_MULTIHEAD is not set
-# CONFIG_FB_RADEON_OLD is not set
-CONFIG_FB_RADEON=y
-CONFIG_FB_RADEON_I2C=y
-# CONFIG_FB_RADEON_DEBUG is not set
-CONFIG_FB_ATY128=y
-CONFIG_FB_ATY=y
-CONFIG_FB_ATY_CT=y
-CONFIG_FB_ATY_GENERIC_LCD=y
-# CONFIG_FB_ATY_XL_INIT is not set
-CONFIG_FB_ATY_GX=y
-# CONFIG_FB_SAVAGE is not set
-# CONFIG_FB_SIS is not set
-# CONFIG_FB_NEOMAGIC is not set
-# CONFIG_FB_KYRO is not set
-CONFIG_FB_3DFX=y
-CONFIG_FB_3DFX_ACCEL=y
-# CONFIG_FB_VOODOO1 is not set
-# CONFIG_FB_TRIDENT is not set
-# CONFIG_FB_S1D13XXX is not set
-# CONFIG_FB_VIRTUAL is not set
-
-#
-# Console display driver support
-#
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-# CONFIG_FONTS is not set
-CONFIG_FONT_8x8=y
-CONFIG_FONT_8x16=y
-
-#
-# Logo configuration
-#
-CONFIG_LOGO=y
-CONFIG_LOGO_LINUX_MONO=y
-CONFIG_LOGO_LINUX_VGA16=y
-CONFIG_LOGO_LINUX_CLUT224=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
-CONFIG_BACKLIGHT_CLASS_DEVICE=y
-CONFIG_BACKLIGHT_DEVICE=y
-CONFIG_LCD_CLASS_DEVICE=y
-CONFIG_LCD_DEVICE=y
-
-#
-# Sound
-#
-CONFIG_SOUND=m
-CONFIG_DMASOUND_PMAC=m
-CONFIG_DMASOUND=m
-
-#
-# Advanced Linux Sound Architecture
-#
-CONFIG_SND=m
-CONFIG_SND_TIMER=m
-CONFIG_SND_PCM=m
-CONFIG_SND_HWDEP=m
-CONFIG_SND_RAWMIDI=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
-CONFIG_SND_OSSEMUL=y
-CONFIG_SND_MIXER_OSS=m
-CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
-# CONFIG_SND_VERBOSE_PRINTK is not set
-# CONFIG_SND_DEBUG is not set
-
-#
-# Generic devices
-#
-CONFIG_SND_DUMMY=m
-# CONFIG_SND_VIRMIDI is not set
-# CONFIG_SND_MTPAV is not set
-# CONFIG_SND_SERIAL_U16550 is not set
-# CONFIG_SND_MPU401 is not set
-
-#
-# PCI devices
-#
-# CONFIG_SND_ALI5451 is not set
-# CONFIG_SND_ATIIXP is not set
-# CONFIG_SND_ATIIXP_MODEM is not set
-# CONFIG_SND_AU8810 is not set
-# CONFIG_SND_AU8820 is not set
-# CONFIG_SND_AU8830 is not set
-# CONFIG_SND_AZT3328 is not set
-# CONFIG_SND_BT87X is not set
-# CONFIG_SND_CS46XX is not set
-# CONFIG_SND_CS4281 is not set
-# CONFIG_SND_EMU10K1 is not set
-# CONFIG_SND_EMU10K1X is not set
-# CONFIG_SND_CA0106 is not set
-# CONFIG_SND_KORG1212 is not set
-# CONFIG_SND_MIXART is not set
-# CONFIG_SND_NM256 is not set
-# CONFIG_SND_RME32 is not set
-# CONFIG_SND_RME96 is not set
-# CONFIG_SND_RME9652 is not set
-# CONFIG_SND_HDSP is not set
-# CONFIG_SND_HDSPM is not set
-# CONFIG_SND_TRIDENT is not set
-# CONFIG_SND_YMFPCI is not set
-# CONFIG_SND_ALS4000 is not set
-# CONFIG_SND_CMIPCI is not set
-# CONFIG_SND_ENS1370 is not set
-# CONFIG_SND_ENS1371 is not set
-# CONFIG_SND_ES1938 is not set
-# CONFIG_SND_ES1968 is not set
-# CONFIG_SND_MAESTRO3 is not set
-# CONFIG_SND_FM801 is not set
-# CONFIG_SND_ICE1712 is not set
-# CONFIG_SND_ICE1724 is not set
-# CONFIG_SND_INTEL8X0 is not set
-# CONFIG_SND_INTEL8X0M is not set
-# CONFIG_SND_SONICVIBES is not set
-# CONFIG_SND_VIA82XX is not set
-# CONFIG_SND_VIA82XX_MODEM is not set
-# CONFIG_SND_VX222 is not set
-# CONFIG_SND_HDA_INTEL is not set
-
-#
-# ALSA PowerMac devices
-#
-CONFIG_SND_POWERMAC=m
-
-#
-# USB devices
-#
-CONFIG_SND_USB_AUDIO=m
-CONFIG_SND_USB_USX2Y=m
-
-#
-# PCMCIA devices
-#
-
-#
-# Open Sound System
-#
-# CONFIG_SOUND_PRIME is not set
-
-#
-# USB support
-#
-CONFIG_USB_ARCH_HAS_HCD=y
-CONFIG_USB_ARCH_HAS_OHCI=y
-CONFIG_USB=y
-# CONFIG_USB_DEBUG is not set
-
-#
-# Miscellaneous USB options
-#
-CONFIG_USB_DEVICEFS=y
-# CONFIG_USB_BANDWIDTH is not set
-CONFIG_USB_DYNAMIC_MINORS=y
-CONFIG_USB_SUSPEND=y
-# CONFIG_USB_OTG is not set
-
-#
-# USB Host Controller Drivers
-#
-# CONFIG_USB_EHCI_HCD is not set
-# CONFIG_USB_ISP116X_HCD is not set
-CONFIG_USB_OHCI_HCD=y
-# CONFIG_USB_OHCI_BIG_ENDIAN is not set
-CONFIG_USB_OHCI_LITTLE_ENDIAN=y
-# CONFIG_USB_UHCI_HCD is not set
-# CONFIG_USB_SL811_HCD is not set
-
-#
-# USB Device Class drivers
-#
-# CONFIG_USB_AUDIO is not set
-# CONFIG_USB_BLUETOOTH_TTY is not set
-# CONFIG_USB_MIDI is not set
-CONFIG_USB_ACM=m
-CONFIG_USB_PRINTER=m
-
-#
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
-#
-# CONFIG_USB_STORAGE is not set
-
-#
-# USB Input Devices
-#
-CONFIG_USB_HID=y
-CONFIG_USB_HIDINPUT=y
-# CONFIG_HID_FF is not set
-CONFIG_USB_HIDDEV=y
-# CONFIG_USB_AIPTEK is not set
-# CONFIG_USB_WACOM is not set
-# CONFIG_USB_ACECAD is not set
-# CONFIG_USB_KBTAB is not set
-# CONFIG_USB_POWERMATE is not set
-# CONFIG_USB_MTOUCH is not set
-# CONFIG_USB_ITMTOUCH is not set
-# CONFIG_USB_EGALAX is not set
-# CONFIG_USB_XPAD is not set
-# CONFIG_USB_ATI_REMOTE is not set
-# CONFIG_USB_KEYSPAN_REMOTE is not set
-
-#
-# USB Imaging devices
-#
-# CONFIG_USB_MDC800 is not set
-# CONFIG_USB_MICROTEK is not set
-
-#
-# USB Multimedia devices
-#
-# CONFIG_USB_DABUSB is not set
-
-#
-# Video4Linux support is needed for USB Multimedia device support
-#
-
-#
-# USB Network Adapters
-#
-# CONFIG_USB_CATC is not set
-# CONFIG_USB_KAWETH is not set
-CONFIG_USB_PEGASUS=m
-# CONFIG_USB_RTL8150 is not set
-# CONFIG_USB_USBNET is not set
-# CONFIG_USB_ZD1201 is not set
-# CONFIG_USB_MON is not set
-
-#
-# USB port drivers
-#
-
-#
-# USB Serial Converter support
-#
-CONFIG_USB_SERIAL=m
-# CONFIG_USB_SERIAL_GENERIC is not set
-# CONFIG_USB_SERIAL_AIRPRIME is not set
-# CONFIG_USB_SERIAL_BELKIN is not set
-# CONFIG_USB_SERIAL_WHITEHEAT is not set
-# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set
-# CONFIG_USB_SERIAL_CP2101 is not set
-# CONFIG_USB_SERIAL_CYPRESS_M8 is not set
-# CONFIG_USB_SERIAL_EMPEG is not set
-# CONFIG_USB_SERIAL_FTDI_SIO is not set
-CONFIG_USB_SERIAL_VISOR=m
-# CONFIG_USB_SERIAL_IPAQ is not set
-# CONFIG_USB_SERIAL_IR is not set
-# CONFIG_USB_SERIAL_EDGEPORT is not set
-# CONFIG_USB_SERIAL_EDGEPORT_TI is not set
-# CONFIG_USB_SERIAL_GARMIN is not set
-# CONFIG_USB_SERIAL_IPW is not set
-# CONFIG_USB_SERIAL_KEYSPAN_PDA is not set
-CONFIG_USB_SERIAL_KEYSPAN=m
-CONFIG_USB_SERIAL_KEYSPAN_MPR=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XA=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XB=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19=y
-CONFIG_USB_SERIAL_KEYSPAN_USA18X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QW=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QI=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
-# CONFIG_USB_SERIAL_KLSI is not set
-# CONFIG_USB_SERIAL_KOBIL_SCT is not set
-# CONFIG_USB_SERIAL_MCT_U232 is not set
-# CONFIG_USB_SERIAL_PL2303 is not set
-# CONFIG_USB_SERIAL_HP4X is not set
-# CONFIG_USB_SERIAL_SAFE is not set
-# CONFIG_USB_SERIAL_TI is not set
-# CONFIG_USB_SERIAL_CYBERJACK is not set
-# CONFIG_USB_SERIAL_XIRCOM is not set
-# CONFIG_USB_SERIAL_OPTION is not set
-# CONFIG_USB_SERIAL_OMNINET is not set
-CONFIG_USB_EZUSB=y
-
-#
-# USB Miscellaneous drivers
-#
-# CONFIG_USB_EMI62 is not set
-# CONFIG_USB_EMI26 is not set
-# CONFIG_USB_AUERSWALD is not set
-# CONFIG_USB_RIO500 is not set
-# CONFIG_USB_LEGOTOWER is not set
-# CONFIG_USB_LCD is not set
-# CONFIG_USB_LED is not set
-# CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGETKIT is not set
-# CONFIG_USB_PHIDGETSERVO is not set
-# CONFIG_USB_IDMOUSE is not set
-# CONFIG_USB_LD is not set
-# CONFIG_USB_TEST is not set
-
-#
-# USB DSL modem support
-#
-
-#
-# USB Gadget Support
-#
-# CONFIG_USB_GADGET is not set
-
-#
-# MMC/SD Card support
-#
-# CONFIG_MMC is not set
-
-#
-# InfiniBand support
-#
-# CONFIG_INFINIBAND is not set
-
-#
-# SN Devices
-#
-
-#
-# File systems
-#
-CONFIG_EXT2_FS=y
-CONFIG_EXT2_FS_XATTR=y
-# CONFIG_EXT2_FS_POSIX_ACL is not set
-# CONFIG_EXT2_FS_SECURITY is not set
-# CONFIG_EXT2_FS_XIP is not set
-CONFIG_EXT3_FS=y
-CONFIG_EXT3_FS_XATTR=y
-# CONFIG_EXT3_FS_POSIX_ACL is not set
-# CONFIG_EXT3_FS_SECURITY is not set
-CONFIG_JBD=y
-# CONFIG_JBD_DEBUG is not set
-CONFIG_FS_MBCACHE=y
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-CONFIG_FS_POSIX_ACL=y
-
-#
-# XFS support
-#
-# CONFIG_XFS_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-CONFIG_INOTIFY=y
-# CONFIG_QUOTA is not set
-CONFIG_DNOTIFY=y
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-CONFIG_ISO9660_FS=y
-# CONFIG_JOLIET is not set
-# CONFIG_ZISOFS is not set
-CONFIG_UDF_FS=m
-CONFIG_UDF_NLS=y
-
-#
-# DOS/FAT/NT Filesystems
-#
-CONFIG_FAT_FS=m
-CONFIG_MSDOS_FS=m
-CONFIG_VFAT_FS=m
-CONFIG_FAT_DEFAULT_CODEPAGE=437
-CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-CONFIG_PROC_KCORE=y
-CONFIG_SYSFS=y
-CONFIG_DEVPTS_FS_XATTR=y
-CONFIG_DEVPTS_FS_SECURITY=y
-CONFIG_TMPFS=y
-CONFIG_TMPFS_XATTR=y
-CONFIG_TMPFS_SECURITY=y
-# CONFIG_HUGETLB_PAGE is not set
-CONFIG_RAMFS=y
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-CONFIG_HFS_FS=m
-CONFIG_HFSPLUS_FS=m
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-CONFIG_CRAMFS=m
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-
-#
-# Network File Systems
-#
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-# CONFIG_NFS_V4 is not set
-# CONFIG_NFS_DIRECTIO is not set
-CONFIG_NFSD=y
-CONFIG_NFSD_V2_ACL=y
-CONFIG_NFSD_V3=y
-CONFIG_NFSD_V3_ACL=y
-# CONFIG_NFSD_V4 is not set
-CONFIG_NFSD_TCP=y
-CONFIG_LOCKD=y
-CONFIG_LOCKD_V4=y
-CONFIG_EXPORTFS=y
-CONFIG_NFS_ACL_SUPPORT=y
-CONFIG_NFS_COMMON=y
-CONFIG_SUNRPC=y
-# CONFIG_RPCSEC_GSS_KRB5 is not set
-# CONFIG_RPCSEC_GSS_SPKM3 is not set
-CONFIG_SMB_FS=m
-# CONFIG_SMB_NLS_DEFAULT is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-CONFIG_PARTITION_ADVANCED=y
-# CONFIG_ACORN_PARTITION is not set
-# CONFIG_OSF_PARTITION is not set
-# CONFIG_AMIGA_PARTITION is not set
-# CONFIG_ATARI_PARTITION is not set
-CONFIG_MAC_PARTITION=y
-CONFIG_MSDOS_PARTITION=y
-# CONFIG_BSD_DISKLABEL is not set
-# CONFIG_MINIX_SUBPARTITION is not set
-# CONFIG_SOLARIS_X86_PARTITION is not set
-# CONFIG_UNIXWARE_DISKLABEL is not set
-# CONFIG_LDM_PARTITION is not set
-# CONFIG_SGI_PARTITION is not set
-# CONFIG_ULTRIX_PARTITION is not set
-# CONFIG_SUN_PARTITION is not set
-# CONFIG_EFI_PARTITION is not set
-
-#
-# Native Language Support
-#
-CONFIG_NLS=y
-CONFIG_NLS_DEFAULT="iso8859-1"
-# CONFIG_NLS_CODEPAGE_437 is not set
-# CONFIG_NLS_CODEPAGE_737 is not set
-# CONFIG_NLS_CODEPAGE_775 is not set
-# CONFIG_NLS_CODEPAGE_850 is not set
-# CONFIG_NLS_CODEPAGE_852 is not set
-# CONFIG_NLS_CODEPAGE_855 is not set
-# CONFIG_NLS_CODEPAGE_857 is not set
-# CONFIG_NLS_CODEPAGE_860 is not set
-# CONFIG_NLS_CODEPAGE_861 is not set
-# CONFIG_NLS_CODEPAGE_862 is not set
-# CONFIG_NLS_CODEPAGE_863 is not set
-# CONFIG_NLS_CODEPAGE_864 is not set
-# CONFIG_NLS_CODEPAGE_865 is not set
-# CONFIG_NLS_CODEPAGE_866 is not set
-# CONFIG_NLS_CODEPAGE_869 is not set
-# CONFIG_NLS_CODEPAGE_936 is not set
-# CONFIG_NLS_CODEPAGE_950 is not set
-# CONFIG_NLS_CODEPAGE_932 is not set
-# CONFIG_NLS_CODEPAGE_949 is not set
-# CONFIG_NLS_CODEPAGE_874 is not set
-# CONFIG_NLS_ISO8859_8 is not set
-CONFIG_NLS_CODEPAGE_1250=m
-CONFIG_NLS_CODEPAGE_1251=m
-CONFIG_NLS_ASCII=m
-CONFIG_NLS_ISO8859_1=m
-# CONFIG_NLS_ISO8859_2 is not set
-# CONFIG_NLS_ISO8859_3 is not set
-# CONFIG_NLS_ISO8859_4 is not set
-# CONFIG_NLS_ISO8859_5 is not set
-# CONFIG_NLS_ISO8859_6 is not set
-# CONFIG_NLS_ISO8859_7 is not set
-# CONFIG_NLS_ISO8859_9 is not set
-# CONFIG_NLS_ISO8859_13 is not set
-# CONFIG_NLS_ISO8859_14 is not set
-CONFIG_NLS_ISO8859_15=m
-# CONFIG_NLS_KOI8_R is not set
-# CONFIG_NLS_KOI8_U is not set
-CONFIG_NLS_UTF8=m
-
-#
-# Library routines
-#
-CONFIG_CRC_CCITT=y
-CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=y
-CONFIG_ZLIB_DEFLATE=y
-
-#
-# Profiling support
-#
-# CONFIG_PROFILING is not set
-
-#
-# Kernel hacking
-#
-# CONFIG_PRINTK_TIME is not set
-CONFIG_DEBUG_KERNEL=y
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_LOG_BUF_SHIFT=16
-# CONFIG_SCHEDSTATS is not set
-# CONFIG_DEBUG_SLAB is not set
-# CONFIG_DEBUG_SPINLOCK is not set
-# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
-# CONFIG_DEBUG_KOBJECT is not set
-# CONFIG_DEBUG_INFO is not set
-# CONFIG_DEBUG_FS is not set
-# CONFIG_XMON is not set
-# CONFIG_BDI_SWITCH is not set
-CONFIG_BOOTX_TEXT=y
-
-#
-# Security options
-#
-# CONFIG_KEYS is not set
-# CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
-# CONFIG_CRYPTO is not set
-
-#
-# Hardware crypto devices
-#
diff --git a/arch/ppc/configs/power3_defconfig b/arch/ppc/configs/power3_defconfig
deleted file mode 100644
index a1ef929..0000000
--- a/arch/ppc/configs/power3_defconfig
+++ /dev/null
@@ -1,1035 +0,0 @@
-#
-# Automatically generated make config: don't edit
-#
-CONFIG_MMU=y
-CONFIG_RWSEM_XCHGADD_ALGORITHM=y
-CONFIG_HAVE_DEC_LOCK=y
-CONFIG_PPC=y
-CONFIG_PPC32=y
-CONFIG_GENERIC_NVRAM=y
-
-#
-# Code maturity level options
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_CLEAN_COMPILE=y
-# CONFIG_STANDALONE is not set
-
-#
-# General setup
-#
-CONFIG_SWAP=y
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-# CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
-# CONFIG_AUDIT is not set
-CONFIG_LOG_BUF_SHIFT=15
-# CONFIG_HOTPLUG is not set
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-# CONFIG_EMBEDDED is not set
-CONFIG_KALLSYMS=y
-CONFIG_FUTEX=y
-CONFIG_EPOLL=y
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-
-#
-# Loadable module support
-#
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_OBSOLETE_MODPARM=y
-# CONFIG_MODVERSIONS is not set
-CONFIG_KMOD=y
-CONFIG_STOP_MACHINE=y
-
-#
-# Processor
-#
-# CONFIG_6xx is not set
-# CONFIG_40x is not set
-# CONFIG_44x is not set
-CONFIG_POWER3=y
-# CONFIG_POWER4 is not set
-# CONFIG_8xx is not set
-# CONFIG_CPU_FREQ is not set
-CONFIG_PPC64BRIDGE=y
-CONFIG_PPC_STD_MMU=y
-
-#
-# Platform options
-#
-CONFIG_PPC_MULTIPLATFORM=y
-# CONFIG_APUS is not set
-# CONFIG_WILLOW is not set
-# CONFIG_PCORE is not set
-# CONFIG_POWERPMC250 is not set
-# CONFIG_EV64260 is not set
-# CONFIG_SPRUCE is not set
-# CONFIG_LOPEC is not set
-# CONFIG_MCPN765 is not set
-# CONFIG_MVME5100 is not set
-# CONFIG_PPLUS is not set
-# CONFIG_PRPMC750 is not set
-# CONFIG_PRPMC800 is not set
-# CONFIG_SANDPOINT is not set
-# CONFIG_ADIR is not set
-# CONFIG_K2 is not set
-# CONFIG_PAL4 is not set
-# CONFIG_GEMINI is not set
-# CONFIG_EST8260 is not set
-# CONFIG_SBS8260 is not set
-# CONFIG_RPX6 is not set
-# CONFIG_TQM8260 is not set
-CONFIG_PPC_CHRP=y
-CONFIG_PPC_PMAC=y
-CONFIG_PPC_PREP=y
-CONFIG_PPC_OF=y
-CONFIG_PPCBUG_NVRAM=y
-CONFIG_SMP=y
-# CONFIG_IRQ_ALL_CPUS is not set
-CONFIG_NR_CPUS=32
-# CONFIG_PREEMPT is not set
-CONFIG_HIGHMEM=y
-CONFIG_KERNEL_ELF=y
-CONFIG_BINFMT_ELF=y
-CONFIG_BINFMT_MISC=y
-CONFIG_PROC_DEVICETREE=y
-CONFIG_PPC_RTAS=y
-# CONFIG_PREP_RESIDUAL is not set
-# CONFIG_CMDLINE_BOOL is not set
-
-#
-# Bus options
-#
-CONFIG_ISA=y
-CONFIG_GENERIC_ISA_DMA=y
-CONFIG_PCI=y
-CONFIG_PCI_DOMAINS=y
-CONFIG_PCI_LEGACY_PROC=y
-CONFIG_PCI_NAMES=y
-
-#
-# Advanced setup
-#
-CONFIG_ADVANCED_OPTIONS=y
-# CONFIG_HIGHMEM_START_BOOL is not set
-CONFIG_HIGHMEM_START=0xfe000000
-# CONFIG_LOWMEM_SIZE_BOOL is not set
-CONFIG_LOWMEM_SIZE=0x30000000
-# CONFIG_KERNEL_START_BOOL is not set
-CONFIG_KERNEL_START=0xc0000000
-CONFIG_TASK_SIZE_BOOL=y
-CONFIG_TASK_SIZE=0xc0000000
-CONFIG_BOOT_LOAD=0x00800000
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-
-#
-# Memory Technology Devices (MTD)
-#
-# CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
-CONFIG_PARPORT=m
-CONFIG_PARPORT_PC=m
-CONFIG_PARPORT_PC_CML1=m
-# CONFIG_PARPORT_SERIAL is not set
-CONFIG_PARPORT_PC_FIFO=y
-# CONFIG_PARPORT_PC_SUPERIO is not set
-# CONFIG_PARPORT_OTHER is not set
-# CONFIG_PARPORT_1284 is not set
-
-#
-# Plug and Play support
-#
-# CONFIG_PNP is not set
-
-#
-# Block devices
-#
-CONFIG_BLK_DEV_FD=y
-# CONFIG_BLK_DEV_XD is not set
-# CONFIG_PARIDE is not set
-# CONFIG_BLK_CPQ_DA is not set
-# CONFIG_BLK_CPQ_CISS_DA is not set
-# CONFIG_BLK_DEV_DAC960 is not set
-# CONFIG_BLK_DEV_UMEM is not set
-CONFIG_BLK_DEV_LOOP=y
-# CONFIG_BLK_DEV_CRYPTOLOOP is not set
-# CONFIG_BLK_DEV_NBD is not set
-# CONFIG_BLK_DEV_CARMEL is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_LBD=y
-
-#
-# ATA/ATAPI/MFM/RLL support
-#
-# CONFIG_IDE is not set
-
-#
-# SCSI device support
-#
-CONFIG_SCSI=y
-CONFIG_SCSI_PROC_FS=y
-
-#
-# SCSI support type (disk, tape, CD-ROM)
-#
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=y
-# CONFIG_CHR_DEV_OSST is not set
-CONFIG_BLK_DEV_SR=y
-CONFIG_BLK_DEV_SR_VENDOR=y
-CONFIG_CHR_DEV_SG=y
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
-# CONFIG_SCSI_MULTI_LUN is not set
-# CONFIG_SCSI_REPORT_LUNS is not set
-CONFIG_SCSI_CONSTANTS=y
-CONFIG_SCSI_LOGGING=y
-
-#
-# SCSI Transport Attributes
-#
-CONFIG_SCSI_SPI_ATTRS=y
-# CONFIG_SCSI_FC_ATTRS is not set
-
-#
-# SCSI low-level drivers
-#
-# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
-# CONFIG_SCSI_7000FASST is not set
-# CONFIG_SCSI_ACARD is not set
-# CONFIG_SCSI_AHA152X is not set
-# CONFIG_SCSI_AHA1542 is not set
-# CONFIG_SCSI_AACRAID is not set
-# CONFIG_SCSI_AIC7XXX is not set
-# CONFIG_SCSI_AIC7XXX_OLD is not set
-# CONFIG_SCSI_AIC79XX is not set
-# CONFIG_SCSI_ADVANSYS is not set
-# CONFIG_SCSI_IN2000 is not set
-# CONFIG_SCSI_MEGARAID is not set
-# CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
-# CONFIG_SCSI_CPQFCTS is not set
-# CONFIG_SCSI_DMX3191D is not set
-# CONFIG_SCSI_DTC3280 is not set
-# CONFIG_SCSI_EATA is not set
-# CONFIG_SCSI_EATA_PIO is not set
-# CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
-# CONFIG_SCSI_GENERIC_NCR5380 is not set
-# CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set
-# CONFIG_SCSI_IPS is not set
-# CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_PPA is not set
-# CONFIG_SCSI_IMM is not set
-# CONFIG_SCSI_NCR53C406A is not set
-CONFIG_SCSI_SYM53C8XX_2=y
-CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=1
-CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
-CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
-# CONFIG_SCSI_SYM53C8XX_IOMAPPED is not set
-# CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_PAS16 is not set
-# CONFIG_SCSI_PSI240I is not set
-# CONFIG_SCSI_QLOGIC_FAS is not set
-# CONFIG_SCSI_QLOGIC_ISP is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
-# CONFIG_SCSI_QLOGIC_1280 is not set
-CONFIG_SCSI_QLA2XXX=y
-# CONFIG_SCSI_QLA21XX is not set
-# CONFIG_SCSI_QLA22XX is not set
-# CONFIG_SCSI_QLA2300 is not set
-# CONFIG_SCSI_QLA2322 is not set
-# CONFIG_SCSI_QLA6312 is not set
-# CONFIG_SCSI_QLA6322 is not set
-# CONFIG_SCSI_SYM53C416 is not set
-# CONFIG_SCSI_DC395x is not set
-# CONFIG_SCSI_DC390T is not set
-# CONFIG_SCSI_T128 is not set
-# CONFIG_SCSI_U14_34F is not set
-# CONFIG_SCSI_NSP32 is not set
-# CONFIG_SCSI_DEBUG is not set
-# CONFIG_SCSI_MESH is not set
-# CONFIG_SCSI_MAC53C94 is not set
-
-#
-# Old CD-ROM drivers (not SCSI, not IDE)
-#
-# CONFIG_CD_NO_IDESCSI is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
-CONFIG_MD=y
-CONFIG_BLK_DEV_MD=y
-CONFIG_MD_LINEAR=y
-CONFIG_MD_RAID0=y
-CONFIG_MD_RAID1=y
-CONFIG_MD_RAID5=y
-CONFIG_MD_RAID6=y
-# CONFIG_MD_MULTIPATH is not set
-CONFIG_BLK_DEV_DM=y
-CONFIG_DM_CRYPT=y
-
-#
-# Fusion MPT device support
-#
-# CONFIG_FUSION is not set
-
-#
-# IEEE 1394 (FireWire) support
-#
-# CONFIG_IEEE1394 is not set
-
-#
-# I2O device support
-#
-# CONFIG_I2O is not set
-
-#
-# Macintosh device drivers
-#
-# CONFIG_ADB is not set
-# CONFIG_ADB_CUDA is not set
-# CONFIG_ADB_PMU is not set
-# CONFIG_MAC_FLOPPY is not set
-# CONFIG_MAC_SERIAL is not set
-
-#
-# Networking support
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-# CONFIG_NETLINK_DEV is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-# CONFIG_IP_ADVANCED_ROUTER is not set
-# CONFIG_IP_PNP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_IP_MROUTE is not set
-# CONFIG_ARPD is not set
-CONFIG_SYN_COOKIES=y
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_IPV6 is not set
-# CONFIG_NETFILTER is not set
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
-# CONFIG_IP_SCTP is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_HW_FLOWCONTROL is not set
-
-#
-# QoS and/or fair queueing
-#
-# CONFIG_NET_SCHED is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
-CONFIG_NETDEVICES=y
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
-
-#
-# ARCnet devices
-#
-# CONFIG_ARCNET is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-# CONFIG_MACE is not set
-# CONFIG_BMAC is not set
-# CONFIG_OAKNET is not set
-# CONFIG_HAPPYMEAL is not set
-# CONFIG_SUNGEM is not set
-# CONFIG_NET_VENDOR_3COM is not set
-# CONFIG_LANCE is not set
-# CONFIG_NET_VENDOR_SMC is not set
-# CONFIG_NET_VENDOR_RACAL is not set
-
-#
-# Tulip family network device support
-#
-# CONFIG_NET_TULIP is not set
-# CONFIG_AT1700 is not set
-# CONFIG_DEPCA is not set
-# CONFIG_HP100 is not set
-# CONFIG_NET_ISA is not set
-CONFIG_NET_PCI=y
-CONFIG_PCNET32=y
-# CONFIG_AMD8111_ETH is not set
-# CONFIG_ADAPTEC_STARFIRE is not set
-# CONFIG_AC3200 is not set
-# CONFIG_APRICOT is not set
-# CONFIG_B44 is not set
-# CONFIG_FORCEDETH is not set
-# CONFIG_CS89x0 is not set
-# CONFIG_DGRS is not set
-# CONFIG_EEPRO100 is not set
-CONFIG_E100=y
-# CONFIG_E100_NAPI is not set
-# CONFIG_FEALNX is not set
-# CONFIG_NATSEMI is not set
-# CONFIG_NE2K_PCI is not set
-# CONFIG_8139CP is not set
-# CONFIG_8139TOO is not set
-# CONFIG_SIS900 is not set
-# CONFIG_EPIC100 is not set
-# CONFIG_SUNDANCE is not set
-# CONFIG_TLAN is not set
-# CONFIG_VIA_RHINE is not set
-# CONFIG_NET_POCKET is not set
-
-#
-# Ethernet (1000 Mbit)
-#
-# CONFIG_ACENIC is not set
-# CONFIG_DL2K is not set
-CONFIG_E1000=y
-# CONFIG_E1000_NAPI is not set
-# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
-# CONFIG_NS83820 is not set
-# CONFIG_HAMACHI is not set
-# CONFIG_YELLOWFIN is not set
-# CONFIG_R8169 is not set
-# CONFIG_SK98LIN is not set
-# CONFIG_TIGON3 is not set
-
-#
-# Ethernet (10000 Mbit)
-#
-# CONFIG_IXGB is not set
-# CONFIG_S2IO is not set
-
-#
-# Token Ring devices
-#
-# CONFIG_TR is not set
-
-#
-# Wireless LAN (non-hamradio)
-#
-# CONFIG_NET_RADIO is not set
-
-#
-# Wan interfaces
-#
-# CONFIG_WAN is not set
-# CONFIG_FDDI is not set
-# CONFIG_HIPPI is not set
-# CONFIG_PLIP is not set
-# CONFIG_PPP is not set
-# CONFIG_SLIP is not set
-# CONFIG_NET_FC is not set
-# CONFIG_RCPCI is not set
-# CONFIG_SHAPER is not set
-# CONFIG_NETCONSOLE is not set
-
-#
-# ISDN subsystem
-#
-# CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
-# CONFIG_PHONE is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-CONFIG_INPUT_MOUSEDEV_PSAUX=y
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_TSDEV is not set
-CONFIG_INPUT_EVDEV=y
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input I/O drivers
-#
-CONFIG_GAMEPORT=m
-CONFIG_SOUND_GAMEPORT=m
-# CONFIG_GAMEPORT_NS558 is not set
-# CONFIG_GAMEPORT_L4 is not set
-# CONFIG_GAMEPORT_EMU10K1 is not set
-# CONFIG_GAMEPORT_VORTEX is not set
-# CONFIG_GAMEPORT_FM801 is not set
-# CONFIG_GAMEPORT_CS461x is not set
-CONFIG_SERIO=y
-CONFIG_SERIO_I8042=y
-CONFIG_SERIO_SERPORT=y
-# CONFIG_SERIO_CT82C710 is not set
-# CONFIG_SERIO_PARKBD is not set
-# CONFIG_SERIO_PCIPS2 is not set
-
-#
-# Input Device Drivers
-#
-CONFIG_INPUT_KEYBOARD=y
-CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
-# CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
-# CONFIG_KEYBOARD_NEWTON is not set
-CONFIG_INPUT_MOUSE=y
-CONFIG_MOUSE_PS2=y
-# CONFIG_MOUSE_SERIAL is not set
-# CONFIG_MOUSE_INPORT is not set
-# CONFIG_MOUSE_LOGIBM is not set
-# CONFIG_MOUSE_PC110PAD is not set
-# CONFIG_MOUSE_VSXXXAA is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-CONFIG_INPUT_MISC=y
-CONFIG_INPUT_UINPUT=y
-
-#
-# Character devices
-#
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_NR_UARTS=4
-# CONFIG_SERIAL_8250_EXTENDED is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-# CONFIG_SERIAL_PMACZILOG is not set
-CONFIG_UNIX98_PTYS=y
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
-CONFIG_PRINTER=m
-# CONFIG_LP_CONSOLE is not set
-# CONFIG_PPDEV is not set
-# CONFIG_TIPAR is not set
-# CONFIG_QIC02_TAPE is not set
-
-#
-# IPMI
-#
-# CONFIG_IPMI_HANDLER is not set
-
-#
-# Watchdog Cards
-#
-# CONFIG_WATCHDOG is not set
-CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
-# CONFIG_DTLK is not set
-# CONFIG_R3964 is not set
-# CONFIG_APPLICOM is not set
-
-#
-# Ftape, the floppy tape device driver
-#
-# CONFIG_AGP is not set
-# CONFIG_DRM is not set
-# CONFIG_RAW_DRIVER is not set
-
-#
-# I2C support
-#
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-
-#
-# I2C Algorithms
-#
-CONFIG_I2C_ALGOBIT=y
-CONFIG_I2C_ALGOPCF=y
-
-#
-# I2C Hardware Bus support
-#
-# CONFIG_I2C_ALI1535 is not set
-# CONFIG_I2C_ALI1563 is not set
-# CONFIG_I2C_ALI15X3 is not set
-# CONFIG_I2C_AMD756 is not set
-# CONFIG_I2C_AMD8111 is not set
-# CONFIG_I2C_HYDRA is not set
-# CONFIG_I2C_I801 is not set
-# CONFIG_I2C_I810 is not set
-# CONFIG_I2C_ISA is not set
-# CONFIG_I2C_KEYWEST is not set
-# CONFIG_I2C_NFORCE2 is not set
-# CONFIG_I2C_PARPORT is not set
-# CONFIG_I2C_PARPORT_LIGHT is not set
-# CONFIG_I2C_PIIX4 is not set
-# CONFIG_I2C_PROSAVAGE is not set
-# CONFIG_I2C_SAVAGE4 is not set
-# CONFIG_SCx200_ACB is not set
-# CONFIG_I2C_SIS5595 is not set
-# CONFIG_I2C_SIS630 is not set
-# CONFIG_I2C_SIS96X is not set
-# CONFIG_I2C_VIA is not set
-# CONFIG_I2C_VIAPRO is not set
-# CONFIG_I2C_VOODOO3 is not set
-
-#
-# Hardware Sensors Chip support
-#
-# CONFIG_I2C_SENSOR is not set
-# CONFIG_SENSORS_ADM1021 is not set
-# CONFIG_SENSORS_ASB100 is not set
-# CONFIG_SENSORS_DS1621 is not set
-# CONFIG_SENSORS_FSCHER is not set
-# CONFIG_SENSORS_GL518SM is not set
-# CONFIG_SENSORS_IT87 is not set
-# CONFIG_SENSORS_LM75 is not set
-# CONFIG_SENSORS_LM78 is not set
-# CONFIG_SENSORS_LM80 is not set
-# CONFIG_SENSORS_LM83 is not set
-# CONFIG_SENSORS_LM85 is not set
-# CONFIG_SENSORS_LM90 is not set
-# CONFIG_SENSORS_VIA686A is not set
-# CONFIG_SENSORS_W83781D is not set
-# CONFIG_SENSORS_W83L785TS is not set
-# CONFIG_SENSORS_W83627HF is not set
-
-#
-# Other I2C Chip support
-#
-# CONFIG_SENSORS_EEPROM is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_I2C_DEBUG_CORE is not set
-# CONFIG_I2C_DEBUG_ALGO is not set
-# CONFIG_I2C_DEBUG_BUS is not set
-# CONFIG_I2C_DEBUG_CHIP is not set
-
-#
-# Misc devices
-#
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-
-#
-# Digital Video Broadcasting Devices
-#
-# CONFIG_DVB is not set
-
-#
-# Graphics support
-#
-CONFIG_FB=y
-# CONFIG_FB_PM2 is not set
-# CONFIG_FB_CYBER2000 is not set
-CONFIG_FB_OF=y
-# CONFIG_FB_CONTROL is not set
-# CONFIG_FB_PLATINUM is not set
-# CONFIG_FB_VALKYRIE is not set
-# CONFIG_FB_CT65550 is not set
-# CONFIG_FB_IMSTT is not set
-# CONFIG_FB_S3TRIO is not set
-# CONFIG_FB_VGA16 is not set
-# CONFIG_FB_RIVA is not set
-CONFIG_FB_MATROX=y
-CONFIG_FB_MATROX_MILLENIUM=y
-CONFIG_FB_MATROX_MYSTIQUE=y
-# CONFIG_FB_MATROX_G450 is not set
-CONFIG_FB_MATROX_G100A=y
-CONFIG_FB_MATROX_G100=y
-CONFIG_FB_MATROX_I2C=y
-# CONFIG_FB_MATROX_MAVEN is not set
-CONFIG_FB_MATROX_MULTIHEAD=y
-# CONFIG_FB_RADEON_OLD is not set
-# CONFIG_FB_RADEON is not set
-# CONFIG_FB_ATY128 is not set
-# CONFIG_FB_ATY is not set
-# CONFIG_FB_SIS is not set
-# CONFIG_FB_NEOMAGIC is not set
-# CONFIG_FB_KYRO is not set
-# CONFIG_FB_3DFX is not set
-# CONFIG_FB_VOODOO1 is not set
-# CONFIG_FB_TRIDENT is not set
-# CONFIG_FB_VIRTUAL is not set
-
-#
-# Console display driver support
-#
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_MDA_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_PCI_CONSOLE=y
-# CONFIG_FONTS is not set
-CONFIG_FONT_8x8=y
-CONFIG_FONT_8x16=y
-
-#
-# Logo configuration
-#
-CONFIG_LOGO=y
-CONFIG_LOGO_LINUX_MONO=y
-CONFIG_LOGO_LINUX_VGA16=y
-CONFIG_LOGO_LINUX_CLUT224=y
-
-#
-# Sound
-#
-CONFIG_SOUND=y
-# CONFIG_DMASOUND_PMAC is not set
-
-#
-# Advanced Linux Sound Architecture
-#
-CONFIG_SND=m
-CONFIG_SND_TIMER=m
-CONFIG_SND_PCM=m
-CONFIG_SND_HWDEP=m
-CONFIG_SND_RAWMIDI=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
-CONFIG_SND_OSSEMUL=y
-CONFIG_SND_MIXER_OSS=m
-CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
-# CONFIG_SND_VERBOSE_PRINTK is not set
-# CONFIG_SND_DEBUG is not set
-
-#
-# Generic devices
-#
-CONFIG_SND_MPU401_UART=m
-CONFIG_SND_OPL3_LIB=m
-CONFIG_SND_DUMMY=m
-# CONFIG_SND_VIRMIDI is not set
-# CONFIG_SND_MTPAV is not set
-# CONFIG_SND_SERIAL_U16550 is not set
-# CONFIG_SND_MPU401 is not set
-
-#
-# ISA devices
-#
-# CONFIG_SND_AD1848 is not set
-# CONFIG_SND_CS4231 is not set
-CONFIG_SND_CS4232=m
-# CONFIG_SND_CS4236 is not set
-# CONFIG_SND_ES1688 is not set
-# CONFIG_SND_ES18XX is not set
-# CONFIG_SND_GUSCLASSIC is not set
-# CONFIG_SND_GUSEXTREME is not set
-# CONFIG_SND_GUSMAX is not set
-# CONFIG_SND_INTERWAVE is not set
-# CONFIG_SND_INTERWAVE_STB is not set
-# CONFIG_SND_OPTI92X_AD1848 is not set
-# CONFIG_SND_OPTI92X_CS4231 is not set
-# CONFIG_SND_OPTI93X is not set
-# CONFIG_SND_SB8 is not set
-# CONFIG_SND_SB16 is not set
-# CONFIG_SND_SBAWE is not set
-# CONFIG_SND_WAVEFRONT is not set
-# CONFIG_SND_CMI8330 is not set
-# CONFIG_SND_OPL3SA2 is not set
-# CONFIG_SND_SGALAXY is not set
-# CONFIG_SND_SSCAPE is not set
-
-#
-# PCI devices
-#
-CONFIG_SND_AC97_CODEC=m
-# CONFIG_SND_ALI5451 is not set
-# CONFIG_SND_ATIIXP is not set
-# CONFIG_SND_AU8810 is not set
-# CONFIG_SND_AU8820 is not set
-# CONFIG_SND_AU8830 is not set
-# CONFIG_SND_AZT3328 is not set
-# CONFIG_SND_BT87X is not set
-CONFIG_SND_CS46XX=m
-# CONFIG_SND_CS46XX_NEW_DSP is not set
-CONFIG_SND_CS4281=m
-# CONFIG_SND_EMU10K1 is not set
-# CONFIG_SND_KORG1212 is not set
-# CONFIG_SND_MIXART is not set
-# CONFIG_SND_NM256 is not set
-# CONFIG_SND_RME32 is not set
-# CONFIG_SND_RME96 is not set
-# CONFIG_SND_RME9652 is not set
-# CONFIG_SND_HDSP is not set
-# CONFIG_SND_TRIDENT is not set
-# CONFIG_SND_YMFPCI is not set
-# CONFIG_SND_ALS4000 is not set
-# CONFIG_SND_CMIPCI is not set
-# CONFIG_SND_ENS1370 is not set
-# CONFIG_SND_ENS1371 is not set
-# CONFIG_SND_ES1938 is not set
-# CONFIG_SND_ES1968 is not set
-# CONFIG_SND_MAESTRO3 is not set
-# CONFIG_SND_FM801 is not set
-# CONFIG_SND_ICE1712 is not set
-# CONFIG_SND_ICE1724 is not set
-# CONFIG_SND_INTEL8X0 is not set
-# CONFIG_SND_INTEL8X0M is not set
-# CONFIG_SND_SONICVIBES is not set
-# CONFIG_SND_VIA82XX is not set
-# CONFIG_SND_VX222 is not set
-
-#
-# ALSA PowerMac devices
-#
-# CONFIG_SND_POWERMAC is not set
-
-#
-# Open Sound System
-#
-# CONFIG_SOUND_PRIME is not set
-
-#
-# USB support
-#
-# CONFIG_USB is not set
-
-#
-# USB Gadget Support
-#
-# CONFIG_USB_GADGET is not set
-
-#
-# File systems
-#
-CONFIG_EXT2_FS=y
-# CONFIG_EXT2_FS_XATTR is not set
-# CONFIG_EXT3_FS is not set
-# CONFIG_JBD is not set
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-# CONFIG_XFS_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-# CONFIG_QUOTA is not set
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-CONFIG_ISO9660_FS=y
-CONFIG_JOLIET=y
-# CONFIG_ZISOFS is not set
-# CONFIG_UDF_FS is not set
-
-#
-# DOS/FAT/NT Filesystems
-#
-CONFIG_FAT_FS=y
-CONFIG_MSDOS_FS=y
-CONFIG_VFAT_FS=y
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-CONFIG_PROC_KCORE=y
-CONFIG_SYSFS=y
-# CONFIG_DEVFS_FS is not set
-# CONFIG_DEVPTS_FS_XATTR is not set
-CONFIG_TMPFS=y
-# CONFIG_HUGETLB_PAGE is not set
-CONFIG_RAMFS=y
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-# CONFIG_HFS_FS is not set
-# CONFIG_HFSPLUS_FS is not set
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-# CONFIG_CRAMFS is not set
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-
-#
-# Network File Systems
-#
-CONFIG_NFS_FS=y
-# CONFIG_NFS_V3 is not set
-# CONFIG_NFS_V4 is not set
-# CONFIG_NFS_DIRECTIO is not set
-CONFIG_NFSD=y
-# CONFIG_NFSD_V3 is not set
-# CONFIG_NFSD_TCP is not set
-CONFIG_LOCKD=y
-CONFIG_EXPORTFS=y
-CONFIG_SUNRPC=y
-# CONFIG_RPCSEC_GSS_KRB5 is not set
-# CONFIG_SMB_FS is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-# CONFIG_PARTITION_ADVANCED is not set
-CONFIG_MSDOS_PARTITION=y
-
-#
-# Native Language Support
-#
-CONFIG_NLS=y
-CONFIG_NLS_DEFAULT="iso8859-1"
-CONFIG_NLS_CODEPAGE_437=y
-# CONFIG_NLS_CODEPAGE_737 is not set
-# CONFIG_NLS_CODEPAGE_775 is not set
-# CONFIG_NLS_CODEPAGE_850 is not set
-# CONFIG_NLS_CODEPAGE_852 is not set
-# CONFIG_NLS_CODEPAGE_855 is not set
-# CONFIG_NLS_CODEPAGE_857 is not set
-# CONFIG_NLS_CODEPAGE_860 is not set
-# CONFIG_NLS_CODEPAGE_861 is not set
-# CONFIG_NLS_CODEPAGE_862 is not set
-# CONFIG_NLS_CODEPAGE_863 is not set
-# CONFIG_NLS_CODEPAGE_864 is not set
-# CONFIG_NLS_CODEPAGE_865 is not set
-# CONFIG_NLS_CODEPAGE_866 is not set
-# CONFIG_NLS_CODEPAGE_869 is not set
-# CONFIG_NLS_CODEPAGE_936 is not set
-# CONFIG_NLS_CODEPAGE_950 is not set
-# CONFIG_NLS_CODEPAGE_932 is not set
-# CONFIG_NLS_CODEPAGE_949 is not set
-# CONFIG_NLS_CODEPAGE_874 is not set
-# CONFIG_NLS_ISO8859_8 is not set
-# CONFIG_NLS_CODEPAGE_1250 is not set
-# CONFIG_NLS_CODEPAGE_1251 is not set
-CONFIG_NLS_ISO8859_1=y
-# CONFIG_NLS_ISO8859_2 is not set
-# CONFIG_NLS_ISO8859_3 is not set
-# CONFIG_NLS_ISO8859_4 is not set
-# CONFIG_NLS_ISO8859_5 is not set
-# CONFIG_NLS_ISO8859_6 is not set
-# CONFIG_NLS_ISO8859_7 is not set
-# CONFIG_NLS_ISO8859_9 is not set
-# CONFIG_NLS_ISO8859_13 is not set
-# CONFIG_NLS_ISO8859_14 is not set
-# CONFIG_NLS_ISO8859_15 is not set
-# CONFIG_NLS_KOI8_R is not set
-# CONFIG_NLS_KOI8_U is not set
-# CONFIG_NLS_UTF8 is not set
-
-#
-# Library routines
-#
-CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=m
-CONFIG_ZLIB_DEFLATE=m
-
-#
-# Kernel hacking
-#
-# CONFIG_DEBUG_KERNEL is not set
-CONFIG_BOOTX_TEXT=y
-
-#
-# Security options
-#
-# CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
-CONFIG_CRYPTO=y
-CONFIG_CRYPTO_HMAC=y
-CONFIG_CRYPTO_NULL=y
-CONFIG_CRYPTO_MD4=m
-CONFIG_CRYPTO_MD5=m
-CONFIG_CRYPTO_SHA1=m
-CONFIG_CRYPTO_SHA256=m
-CONFIG_CRYPTO_SHA512=m
-CONFIG_CRYPTO_DES=m
-CONFIG_CRYPTO_BLOWFISH=m
-CONFIG_CRYPTO_TWOFISH=m
-# CONFIG_CRYPTO_SERPENT is not set
-CONFIG_CRYPTO_AES=m
-CONFIG_CRYPTO_CAST5=m
-CONFIG_CRYPTO_CAST6=m
-CONFIG_CRYPTO_ARC4=m
-CONFIG_CRYPTO_DEFLATE=m
-CONFIG_CRYPTO_MICHAEL_MIC=m
-# CONFIG_CRYPTO_CRC32C is not set
-# CONFIG_CRYPTO_TEST is not set
diff --git a/arch/ppc/configs/common_defconfig b/arch/ppc/configs/prep_defconfig
similarity index 100%
rename from arch/ppc/configs/common_defconfig
rename to arch/ppc/configs/prep_defconfig
diff --git a/arch/ppc/kernel/Makefile b/arch/ppc/kernel/Makefile
index e399bbb..466437f 100644
--- a/arch/ppc/kernel/Makefile
+++ b/arch/ppc/kernel/Makefile
@@ -1,48 +1,24 @@
#
# Makefile for the linux kernel.
#
-ifneq ($(CONFIG_PPC_MERGE),y)
-
extra-$(CONFIG_PPC_STD_MMU) := head.o
extra-$(CONFIG_40x) := head_4xx.o
extra-$(CONFIG_44x) := head_44x.o
extra-$(CONFIG_FSL_BOOKE) := head_fsl_booke.o
extra-$(CONFIG_8xx) := head_8xx.o
-extra-$(CONFIG_6xx) += idle_6xx.o
extra-y += vmlinux.lds
-obj-y := entry.o traps.o idle.o time.o misc.o \
+obj-y := entry.o traps.o time.o misc.o \
setup.o \
ppc_htab.o
-obj-$(CONFIG_6xx) += l2cr.o cpu_setup_6xx.o
-obj-$(CONFIG_SOFTWARE_SUSPEND) += swsusp.o
-obj-$(CONFIG_MODULES) += module.o ppc_ksyms.o
+obj-$(CONFIG_MODULES) += ppc_ksyms.o
obj-$(CONFIG_NOT_COHERENT_CACHE) += dma-mapping.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_RAPIDIO) += rio.o
obj-$(CONFIG_KGDB) += ppc-stub.o
obj-$(CONFIG_SMP) += smp.o smp-tbsync.o
-obj-$(CONFIG_TAU) += temp.o
-ifndef CONFIG_E200
-obj-$(CONFIG_FSL_BOOKE) += perfmon_fsl_booke.o
-endif
obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o
ifndef CONFIG_MATH_EMULATION
obj-$(CONFIG_8xx) += softemu8xx.o
endif
-
-# These are here while we do the architecture merge
-
-else
-obj-y := idle.o
-obj-$(CONFIG_6xx) += l2cr.o cpu_setup_6xx.o
-obj-$(CONFIG_SOFTWARE_SUSPEND) += swsusp.o
-obj-$(CONFIG_MODULES) += module.o
-obj-$(CONFIG_NOT_COHERENT_CACHE) += dma-mapping.o
-obj-$(CONFIG_KGDB) += ppc-stub.o
-obj-$(CONFIG_TAU) += temp.o
-ifndef CONFIG_E200
-obj-$(CONFIG_FSL_BOOKE) += perfmon_fsl_booke.o
-endif
-endif
diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S
index 3a28159..5891ecb 100644
--- a/arch/ppc/kernel/entry.S
+++ b/arch/ppc/kernel/entry.S
@@ -135,10 +135,10 @@
mfspr r11,SPRN_HID0
mtcr r11
BEGIN_FTR_SECTION
- bt- 8,power_save_6xx_restore /* Check DOZE */
+ bt- 8,4f /* Check DOZE */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
BEGIN_FTR_SECTION
- bt- 9,power_save_6xx_restore /* Check NAP */
+ bt- 9,4f /* Check NAP */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
#endif /* CONFIG_6xx */
.globl transfer_to_handler_cont
@@ -157,6 +157,10 @@
SYNC
RFI /* jump to handler, enable MMU */
+#ifdef CONFIG_6xx
+4: b power_save_6xx_restore
+#endif
+
/*
* On kernel stack overflow, load up an initial stack pointer
* and call StackOverflow(regs), which should not return.
@@ -926,55 +930,3 @@
b 4b
.comm ee_restarts,4
-
-/*
- * PROM code for specific machines follows. Put it
- * here so it's easy to add arch-specific sections later.
- * -- Cort
- */
-#ifdef CONFIG_PPC_OF
-/*
- * On CHRP, the Run-Time Abstraction Services (RTAS) have to be
- * called with the MMU off.
- */
-_GLOBAL(enter_rtas)
- stwu r1,-INT_FRAME_SIZE(r1)
- mflr r0
- stw r0,INT_FRAME_SIZE+4(r1)
- lis r4,rtas_data@ha
- lwz r4,rtas_data@l(r4)
- lis r6,1f@ha /* physical return address for rtas */
- addi r6,r6,1f@l
- tophys(r6,r6)
- tophys(r7,r1)
- lis r8,rtas_entry@ha
- lwz r8,rtas_entry@l(r8)
- mfmsr r9
- stw r9,8(r1)
- LOAD_MSR_KERNEL(r0,MSR_KERNEL)
- SYNC /* disable interrupts so SRR0/1 */
- MTMSRD(r0) /* don't get trashed */
- li r9,MSR_KERNEL & ~(MSR_IR|MSR_DR)
- mtlr r6
- CLR_TOP32(r7)
- mtspr SPRN_SPRG2,r7
- mtspr SPRN_SRR0,r8
- mtspr SPRN_SRR1,r9
- RFI
-1: tophys(r9,r1)
- lwz r8,INT_FRAME_SIZE+4(r9) /* get return address */
- lwz r9,8(r9) /* original msr value */
- FIX_SRR1(r9,r0)
- addi r1,r1,INT_FRAME_SIZE
- li r0,0
- mtspr SPRN_SPRG2,r0
- mtspr SPRN_SRR0,r8
- mtspr SPRN_SRR1,r9
- RFI /* return to caller */
-
- .globl machine_check_in_rtas
-machine_check_in_rtas:
- twi 31,0,0
- /* XXX load up BATs and panic */
-
-#endif /* CONFIG_PPC_OF */
diff --git a/arch/ppc/kernel/head.S b/arch/ppc/kernel/head.S
index 53ea845..01303ef 100644
--- a/arch/ppc/kernel/head.S
+++ b/arch/ppc/kernel/head.S
@@ -37,19 +37,6 @@
#include <asm/amigappc.h>
#endif
-#ifdef CONFIG_PPC64BRIDGE
-#define LOAD_BAT(n, reg, RA, RB) \
- ld RA,(n*32)+0(reg); \
- ld RB,(n*32)+8(reg); \
- mtspr SPRN_IBAT##n##U,RA; \
- mtspr SPRN_IBAT##n##L,RB; \
- ld RA,(n*32)+16(reg); \
- ld RB,(n*32)+24(reg); \
- mtspr SPRN_DBAT##n##U,RA; \
- mtspr SPRN_DBAT##n##L,RB; \
-
-#else /* CONFIG_PPC64BRIDGE */
-
/* 601 only have IBAT; cr0.eq is set on 601 when using this macro */
#define LOAD_BAT(n, reg, RA, RB) \
/* see the comment for clear_bats() -- Cort */ \
@@ -66,7 +53,6 @@
mtspr SPRN_DBAT##n##U,RA; \
mtspr SPRN_DBAT##n##L,RB; \
1:
-#endif /* CONFIG_PPC64BRIDGE */
.text
.stabs "arch/ppc/kernel/",N_SO,0,0,0f
@@ -129,11 +115,6 @@
.globl __start
__start:
-/*
- * We have to do any OF calls before we map ourselves to KERNELBASE,
- * because OF may have I/O devices mapped into that area
- * (particularly on CHRP).
- */
mr r31,r3 /* save parameters */
mr r30,r4
mr r29,r5
@@ -148,14 +129,6 @@
*/
bl early_init
-/*
- * On POWER4, we first need to tweak some CPU configuration registers
- * like real mode cache inhibit or exception base
- */
-#ifdef CONFIG_POWER4
- bl __970_cpu_preinit
-#endif /* CONFIG_POWER4 */
-
#ifdef CONFIG_APUS
/* On APUS the __va/__pa constants need to be set to the correct
* values before continuing.
@@ -169,7 +142,6 @@
*/
bl mmu_off
__after_mmu_off:
-#ifndef CONFIG_POWER4
bl clear_bats
bl flush_tlbs
@@ -177,10 +149,6 @@
#if !defined(CONFIG_APUS) && defined(CONFIG_BOOTX_TEXT)
bl setup_disp_bat
#endif
-#else /* CONFIG_POWER4 */
- bl reloc_offset
- bl initial_mm_power4
-#endif /* CONFIG_POWER4 */
/*
* Call setup_cpu for CPU 0 and initialize 6xx Idle
@@ -192,18 +160,11 @@
bl reloc_offset
bl init_idle_6xx
#endif /* CONFIG_6xx */
-#ifdef CONFIG_POWER4
- bl reloc_offset
- bl init_idle_power4
-#endif /* CONFIG_POWER4 */
#ifndef CONFIG_APUS
/*
* We need to run with _start at physical address 0.
- * On CHRP, we are loaded at 0x10000 since OF on CHRP uses
- * the exception vectors at 0 (and therefore this copy
- * overwrites OF's exception vectors with our own).
* If the MMU is already turned on, we copy stuff to KERNELBASE,
* otherwise we copy it to 0.
*/
@@ -358,51 +319,19 @@
#endif
/* Machine check */
-/*
- * On CHRP, this is complicated by the fact that we could get a
- * machine check inside RTAS, and we have no guarantee that certain
- * critical registers will have the values we expect. The set of
- * registers that might have bad values includes all the GPRs
- * and all the BATs. We indicate that we are in RTAS by putting
- * a non-zero value, the address of the exception frame to use,
- * in SPRG2. The machine check handler checks SPRG2 and uses its
- * value if it is non-zero. If we ever needed to free up SPRG2,
- * we could use a field in the thread_info or thread_struct instead.
- * (Other exception handlers assume that r1 is a valid kernel stack
- * pointer when we take an exception from supervisor mode.)
- * -- paulus.
- */
. = 0x200
mtspr SPRN_SPRG0,r10
mtspr SPRN_SPRG1,r11
mfcr r10
-#ifdef CONFIG_PPC_CHRP
- mfspr r11,SPRN_SPRG2
- cmpwi 0,r11,0
- bne 7f
-#endif /* CONFIG_PPC_CHRP */
EXCEPTION_PROLOG_1
7: EXCEPTION_PROLOG_2
addi r3,r1,STACK_FRAME_OVERHEAD
-#ifdef CONFIG_PPC_CHRP
- mfspr r4,SPRN_SPRG2
- cmpwi cr1,r4,0
- bne cr1,1f
-#endif
EXC_XFER_STD(0x200, machine_check_exception)
-#ifdef CONFIG_PPC_CHRP
-1: b machine_check_in_rtas
-#endif
/* Data access exception. */
. = 0x300
-#ifdef CONFIG_PPC64BRIDGE
- b DataAccess
-DataAccessCont:
-#else
DataAccess:
EXCEPTION_PROLOG
-#endif /* CONFIG_PPC64BRIDGE */
mfspr r10,SPRN_DSISR
andis. r0,r10,0xa470 /* weird error? */
bne 1f /* if not, try to put a PTE */
@@ -414,21 +343,10 @@
mfspr r4,SPRN_DAR
EXC_XFER_EE_LITE(0x300, handle_page_fault)
-#ifdef CONFIG_PPC64BRIDGE
-/* SLB fault on data access. */
- . = 0x380
- b DataSegment
-#endif /* CONFIG_PPC64BRIDGE */
-
/* Instruction access exception. */
. = 0x400
-#ifdef CONFIG_PPC64BRIDGE
- b InstructionAccess
-InstructionAccessCont:
-#else
InstructionAccess:
EXCEPTION_PROLOG
-#endif /* CONFIG_PPC64BRIDGE */
andis. r0,r9,0x4000 /* no pte found? */
beq 1f /* if so, try to put a PTE */
li r3,0 /* into the hash table */
@@ -438,12 +356,6 @@
mr r5,r9
EXC_XFER_EE_LITE(0x400, handle_page_fault)
-#ifdef CONFIG_PPC64BRIDGE
-/* SLB fault on instruction access. */
- . = 0x480
- b InstructionSegment
-#endif /* CONFIG_PPC64BRIDGE */
-
/* External interrupt */
EXCEPTION(0x500, HardwareInterrupt, do_IRQ, EXC_XFER_LITE)
@@ -708,15 +620,9 @@
EXCEPTION(0x1300, Trap_13, instruction_breakpoint_exception, EXC_XFER_EE)
EXCEPTION(0x1400, SMI, SMIException, EXC_XFER_EE)
EXCEPTION(0x1500, Trap_15, unknown_exception, EXC_XFER_EE)
-#ifdef CONFIG_POWER4
- EXCEPTION(0x1600, Trap_16, unknown_exception, EXC_XFER_EE)
- EXCEPTION(0x1700, Trap_17, altivec_assist_exception, EXC_XFER_EE)
- EXCEPTION(0x1800, Trap_18, TAUException, EXC_XFER_STD)
-#else /* !CONFIG_POWER4 */
EXCEPTION(0x1600, Trap_16, altivec_assist_exception, EXC_XFER_EE)
EXCEPTION(0x1700, Trap_17, TAUException, EXC_XFER_STD)
EXCEPTION(0x1800, Trap_18, unknown_exception, EXC_XFER_EE)
-#endif /* CONFIG_POWER4 */
EXCEPTION(0x1900, Trap_19, unknown_exception, EXC_XFER_EE)
EXCEPTION(0x1a00, Trap_1a, unknown_exception, EXC_XFER_EE)
EXCEPTION(0x1b00, Trap_1b, unknown_exception, EXC_XFER_EE)
@@ -754,28 +660,6 @@
addi r3,r1,STACK_FRAME_OVERHEAD
EXC_XFER_EE_LITE(0xf20, altivec_unavailable_exception)
-#ifdef CONFIG_PPC64BRIDGE
-DataAccess:
- EXCEPTION_PROLOG
- b DataAccessCont
-
-InstructionAccess:
- EXCEPTION_PROLOG
- b InstructionAccessCont
-
-DataSegment:
- EXCEPTION_PROLOG
- addi r3,r1,STACK_FRAME_OVERHEAD
- mfspr r4,SPRN_DAR
- stw r4,_DAR(r11)
- EXC_XFER_STD(0x380, unknown_exception)
-
-InstructionSegment:
- EXCEPTION_PROLOG
- addi r3,r1,STACK_FRAME_OVERHEAD
- EXC_XFER_STD(0x480, unknown_exception)
-#endif /* CONFIG_PPC64BRIDGE */
-
#ifdef CONFIG_ALTIVEC
/* Note that the AltiVec support is closely modeled after the FP
* support. Changes to one are likely to be applicable to the
@@ -1048,13 +932,6 @@
.globl __secondary_start
__secondary_start:
-#ifdef CONFIG_PPC64BRIDGE
- mfmsr r0
- clrldi r0,r0,1 /* make sure it's in 32-bit mode */
- SYNC
- MTMSRD(r0)
- isync
-#endif
/* Copy some CPU settings from CPU 0 */
bl __restore_cpu_setup
@@ -1065,10 +942,6 @@
lis r3,-KERNELBASE@h
bl init_idle_6xx
#endif /* CONFIG_6xx */
-#ifdef CONFIG_POWER4
- lis r3,-KERNELBASE@h
- bl init_idle_power4
-#endif /* CONFIG_POWER4 */
/* get current_thread_info and current */
lis r1,secondary_ti@ha
@@ -1109,12 +982,12 @@
* Those generic dummy functions are kept for CPUs not
* included in CONFIG_6xx
*/
-#if !defined(CONFIG_6xx) && !defined(CONFIG_POWER4)
+#if !defined(CONFIG_6xx)
_GLOBAL(__save_cpu_setup)
blr
_GLOBAL(__restore_cpu_setup)
blr
-#endif /* !defined(CONFIG_6xx) && !defined(CONFIG_POWER4) */
+#endif /* !defined(CONFIG_6xx) */
/*
@@ -1132,11 +1005,6 @@
tophys(r6,r6)
lwz r6,_SDR1@l(r6)
mtspr SPRN_SDR1,r6
-#ifdef CONFIG_PPC64BRIDGE
- /* clear the ASR so we only use the pseudo-segment registers. */
- li r6,0
- mtasr r6
-#endif /* CONFIG_PPC64BRIDGE */
li r0,16 /* load up segment register values */
mtctr r0 /* for context 0 */
lis r3,0x2000 /* Ku = 1, VSID = 0 */
@@ -1145,7 +1013,7 @@
addi r3,r3,0x111 /* increment VSID */
addis r4,r4,0x1000 /* address of next segment */
bdnz 3b
-#ifndef CONFIG_POWER4
+
/* Load the BAT registers with the values set up by MMU_init.
MMU_init takes care of whether we're on a 601 or not. */
mfpvr r3
@@ -1158,7 +1026,7 @@
LOAD_BAT(1,r3,r4,r5)
LOAD_BAT(2,r3,r4,r5)
LOAD_BAT(3,r3,r4,r5)
-#endif /* CONFIG_POWER4 */
+
blr
/*
@@ -1269,9 +1137,6 @@
li r4,0
isync
3:
-#ifdef CONFIG_PPC64BRIDGE
- slbie r4
-#endif /* CONFIG_PPC64BRIDGE */
mtsrin r3,r4
addi r3,r3,0x111 /* next VSID */
rlwinm r3,r3,0,8,3 /* clear out any overflow from VSID field */
@@ -1358,7 +1223,6 @@
sync
RFI
-#ifndef CONFIG_POWER4
/*
* Use the first pair of BAT registers to map the 1st 16MB
* of RAM to KERNELBASE. From this point on we can't safely
@@ -1366,7 +1230,6 @@
*/
initial_bats:
lis r11,KERNELBASE@h
-#ifndef CONFIG_PPC64BRIDGE
mfspr r9,SPRN_PVR
rlwinm r9,r9,16,16,31 /* r9 = 1 for 601, 4 for 604 */
cmpwi 0,r9,1
@@ -1381,7 +1244,6 @@
mtspr SPRN_IBAT1L,r10
isync
blr
-#endif /* CONFIG_PPC64BRIDGE */
4: tophys(r8,r11)
#ifdef CONFIG_SMP
@@ -1395,11 +1257,6 @@
ori r11,r11,BL_256M<<2|0x2 /* set up BAT registers for 604 */
#endif /* CONFIG_APUS */
-#ifdef CONFIG_PPC64BRIDGE
- /* clear out the high 32 bits in the BAT */
- clrldi r11,r11,32
- clrldi r8,r8,32
-#endif /* CONFIG_PPC64BRIDGE */
mtspr SPRN_DBAT0L,r8 /* N.B. 6xx (not 601) have valid */
mtspr SPRN_DBAT0U,r11 /* bit in upper BAT register */
mtspr SPRN_IBAT0L,r8
@@ -1432,38 +1289,6 @@
#endif /* !defined(CONFIG_APUS) && defined(CONFIG_BOOTX_TEXT) */
-#else /* CONFIG_POWER4 */
-/*
- * Load up the SDR1 and segment register values now
- * since we don't have the BATs.
- * Also make sure we are running in 32-bit mode.
- */
-
-initial_mm_power4:
- addis r14,r3,_SDR1@ha /* get the value from _SDR1 */
- lwz r14,_SDR1@l(r14) /* assume hash table below 4GB */
- mtspr SPRN_SDR1,r14
- slbia
- lis r4,0x2000 /* set pseudo-segment reg 12 */
- ori r5,r4,0x0ccc
- mtsr 12,r5
-#if 0
- ori r5,r4,0x0888 /* set pseudo-segment reg 8 */
- mtsr 8,r5 /* (for access to serial port) */
-#endif
-#ifdef CONFIG_BOOTX_TEXT
- ori r5,r4,0x0999 /* set pseudo-segment reg 9 */
- mtsr 9,r5 /* (for access to screen) */
-#endif
- mfmsr r0
- clrldi r0,r0,1
- sync
- mtmsr r0
- isync
- blr
-
-#endif /* CONFIG_POWER4 */
-
#ifdef CONFIG_8260
/* Jump into the system reset for the rom.
* We first disable the MMU, and then jump to the ROM reset address.
diff --git a/arch/ppc/kernel/idle.c b/arch/ppc/kernel/idle.c
deleted file mode 100644
index 1be3ca5..0000000
--- a/arch/ppc/kernel/idle.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * Idle daemon for PowerPC. Idle daemon will handle any action
- * that needs to be taken when the system becomes idle.
- *
- * Written by Cort Dougan (cort@cs.nmt.edu). Subsequently hacked
- * on by Tom Rini, Armin Kuster, Paul Mackerras and others.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#include <linux/config.h>
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/smp.h>
-#include <linux/smp_lock.h>
-#include <linux/stddef.h>
-#include <linux/unistd.h>
-#include <linux/ptrace.h>
-#include <linux/slab.h>
-#include <linux/sysctl.h>
-#include <linux/cpu.h>
-
-#include <asm/pgtable.h>
-#include <asm/uaccess.h>
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/mmu.h>
-#include <asm/cache.h>
-#include <asm/cputable.h>
-#include <asm/machdep.h>
-#include <asm/smp.h>
-
-void default_idle(void)
-{
- void (*powersave)(void);
-
- powersave = ppc_md.power_save;
-
- if (!need_resched()) {
- if (powersave != NULL)
- powersave();
-#ifdef CONFIG_SMP
- else {
- set_thread_flag(TIF_POLLING_NRFLAG);
- while (!need_resched() &&
- !cpu_is_offline(smp_processor_id()))
- barrier();
- clear_thread_flag(TIF_POLLING_NRFLAG);
- }
-#endif
- }
-}
-
-/*
- * The body of the idle task.
- */
-void cpu_idle(void)
-{
- int cpu = smp_processor_id();
-
- for (;;) {
- while (!need_resched()) {
- if (ppc_md.idle != NULL)
- ppc_md.idle();
- else
- default_idle();
- }
-
- if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
- cpu_die();
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
- }
-}
-
-#if defined(CONFIG_SYSCTL) && defined(CONFIG_6xx)
-/*
- * Register the sysctl to set/clear powersave_nap.
- */
-extern int powersave_nap;
-
-static ctl_table powersave_nap_ctl_table[]={
- {
- .ctl_name = KERN_PPC_POWERSAVE_NAP,
- .procname = "powersave-nap",
- .data = &powersave_nap,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec,
- },
- { 0, },
-};
-static ctl_table powersave_nap_sysctl_root[] = {
- { 1, "kernel", NULL, 0, 0755, powersave_nap_ctl_table, },
- { 0,},
-};
-
-static int __init
-register_powersave_nap_sysctl(void)
-{
- register_sysctl_table(powersave_nap_sysctl_root, 0);
-
- return 0;
-}
-
-__initcall(register_powersave_nap_sysctl);
-#endif
diff --git a/arch/ppc/kernel/idle_6xx.S b/arch/ppc/kernel/idle_6xx.S
deleted file mode 100644
index 1a2194c..0000000
--- a/arch/ppc/kernel/idle_6xx.S
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- * This file contains the power_save function for 6xx & 7xxx CPUs
- * rewritten in assembler
- *
- * Warning ! This code assumes that if your machine has a 750fx
- * it will have PLL 1 set to low speed mode (used during NAP/DOZE).
- * if this is not the case some additional changes will have to
- * be done to check a runtime var (a bit like powersave-nap)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/config.h>
-#include <linux/threads.h>
-#include <asm/processor.h>
-#include <asm/page.h>
-#include <asm/cputable.h>
-#include <asm/thread_info.h>
-#include <asm/ppc_asm.h>
-#include <asm/asm-offsets.h>
-
-#undef DEBUG
-
- .text
-
-/*
- * Init idle, called at early CPU setup time from head.S for each CPU
- * Make sure no rest of NAP mode remains in HID0, save default
- * values for some CPU specific registers. Called with r24
- * containing CPU number and r3 reloc offset
- */
-_GLOBAL(init_idle_6xx)
-BEGIN_FTR_SECTION
- mfspr r4,SPRN_HID0
- rlwinm r4,r4,0,10,8 /* Clear NAP */
- mtspr SPRN_HID0, r4
- b 1f
-END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
- blr
-1:
- slwi r5,r24,2
- add r5,r5,r3
-BEGIN_FTR_SECTION
- mfspr r4,SPRN_MSSCR0
- addis r6,r5, nap_save_msscr0@ha
- stw r4,nap_save_msscr0@l(r6)
-END_FTR_SECTION_IFSET(CPU_FTR_NAP_DISABLE_L2_PR)
-BEGIN_FTR_SECTION
- mfspr r4,SPRN_HID1
- addis r6,r5,nap_save_hid1@ha
- stw r4,nap_save_hid1@l(r6)
-END_FTR_SECTION_IFSET(CPU_FTR_DUAL_PLL_750FX)
- blr
-
-/*
- * Here is the power_save_6xx function. This could eventually be
- * split into several functions & changing the function pointer
- * depending on the various features.
- */
-_GLOBAL(ppc6xx_idle)
- /* Check if we can nap or doze, put HID0 mask in r3
- */
- lis r3, 0
-BEGIN_FTR_SECTION
- lis r3,HID0_DOZE@h
-END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
-BEGIN_FTR_SECTION
- /* We must dynamically check for the NAP feature as it
- * can be cleared by CPU init after the fixups are done
- */
- lis r4,cur_cpu_spec@ha
- lwz r4,cur_cpu_spec@l(r4)
- lwz r4,CPU_SPEC_FEATURES(r4)
- andi. r0,r4,CPU_FTR_CAN_NAP
- beq 1f
- /* Now check if user or arch enabled NAP mode */
- lis r4,powersave_nap@ha
- lwz r4,powersave_nap@l(r4)
- cmpwi 0,r4,0
- beq 1f
- lis r3,HID0_NAP@h
-1:
-END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
- cmpwi 0,r3,0
- beqlr
-
- /* Clear MSR:EE */
- mfmsr r7
- rlwinm r0,r7,0,17,15
- mtmsr r0
-
- /* Check current_thread_info()->flags */
- rlwinm r4,r1,0,0,18
- lwz r4,TI_FLAGS(r4)
- andi. r0,r4,_TIF_NEED_RESCHED
- beq 1f
- mtmsr r7 /* out of line this ? */
- blr
-1:
- /* Some pre-nap cleanups needed on some CPUs */
- andis. r0,r3,HID0_NAP@h
- beq 2f
-BEGIN_FTR_SECTION
- /* Disable L2 prefetch on some 745x and try to ensure
- * L2 prefetch engines are idle. As explained by errata
- * text, we can't be sure they are, we just hope very hard
- * that well be enough (sic !). At least I noticed Apple
- * doesn't even bother doing the dcbf's here...
- */
- mfspr r4,SPRN_MSSCR0
- rlwinm r4,r4,0,0,29
- sync
- mtspr SPRN_MSSCR0,r4
- sync
- isync
- lis r4,KERNELBASE@h
- dcbf 0,r4
- dcbf 0,r4
- dcbf 0,r4
- dcbf 0,r4
-END_FTR_SECTION_IFSET(CPU_FTR_NAP_DISABLE_L2_PR)
-#ifdef DEBUG
- lis r6,nap_enter_count@ha
- lwz r4,nap_enter_count@l(r6)
- addi r4,r4,1
- stw r4,nap_enter_count@l(r6)
-#endif
-2:
-BEGIN_FTR_SECTION
- /* Go to low speed mode on some 750FX */
- lis r4,powersave_lowspeed@ha
- lwz r4,powersave_lowspeed@l(r4)
- cmpwi 0,r4,0
- beq 1f
- mfspr r4,SPRN_HID1
- oris r4,r4,0x0001
- mtspr SPRN_HID1,r4
-1:
-END_FTR_SECTION_IFSET(CPU_FTR_DUAL_PLL_750FX)
-
- /* Go to NAP or DOZE now */
- mfspr r4,SPRN_HID0
- lis r5,(HID0_NAP|HID0_SLEEP)@h
-BEGIN_FTR_SECTION
- oris r5,r5,HID0_DOZE@h
-END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
- andc r4,r4,r5
- or r4,r4,r3
-BEGIN_FTR_SECTION
- oris r4,r4,HID0_DPM@h /* that should be done once for all */
-END_FTR_SECTION_IFCLR(CPU_FTR_NO_DPM)
- mtspr SPRN_HID0,r4
-BEGIN_FTR_SECTION
- DSSALL
- sync
-END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
- ori r7,r7,MSR_EE /* Could be ommited (already set) */
- oris r7,r7,MSR_POW@h
- sync
- isync
- mtmsr r7
- isync
- sync
- blr
-
-/*
- * Return from NAP/DOZE mode, restore some CPU specific registers,
- * we are called with DR/IR still off and r2 containing physical
- * address of current.
- */
-_GLOBAL(power_save_6xx_restore)
- mfspr r11,SPRN_HID0
- rlwinm. r11,r11,0,10,8 /* Clear NAP & copy NAP bit !state to cr1 EQ */
- cror 4*cr1+eq,4*cr0+eq,4*cr0+eq
-BEGIN_FTR_SECTION
- rlwinm r11,r11,0,9,7 /* Clear DOZE */
-END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
- mtspr SPRN_HID0, r11
-
-#ifdef DEBUG
- beq cr1,1f
- lis r11,(nap_return_count-KERNELBASE)@ha
- lwz r9,nap_return_count@l(r11)
- addi r9,r9,1
- stw r9,nap_return_count@l(r11)
-1:
-#endif
-
- rlwinm r9,r1,0,0,18
- tophys(r9,r9)
- lwz r11,TI_CPU(r9)
- slwi r11,r11,2
- /* Todo make sure all these are in the same page
- * and load r22 (@ha part + CPU offset) only once
- */
-BEGIN_FTR_SECTION
- beq cr1,1f
- addis r9,r11,(nap_save_msscr0-KERNELBASE)@ha
- lwz r9,nap_save_msscr0@l(r9)
- mtspr SPRN_MSSCR0, r9
- sync
- isync
-1:
-END_FTR_SECTION_IFSET(CPU_FTR_NAP_DISABLE_L2_PR)
-BEGIN_FTR_SECTION
- addis r9,r11,(nap_save_hid1-KERNELBASE)@ha
- lwz r9,nap_save_hid1@l(r9)
- mtspr SPRN_HID1, r9
-END_FTR_SECTION_IFSET(CPU_FTR_DUAL_PLL_750FX)
- b transfer_to_handler_cont
-
- .data
-
-_GLOBAL(nap_save_msscr0)
- .space 4*NR_CPUS
-
-_GLOBAL(nap_save_hid1)
- .space 4*NR_CPUS
-
-_GLOBAL(powersave_nap)
- .long 0
-_GLOBAL(powersave_lowspeed)
- .long 0
-
-#ifdef DEBUG
-_GLOBAL(nap_enter_count)
- .space 4
-_GLOBAL(nap_return_count)
- .space 4
-#endif
diff --git a/arch/ppc/kernel/idle_power4.S b/arch/ppc/kernel/idle_power4.S
deleted file mode 100644
index cc0d535..0000000
--- a/arch/ppc/kernel/idle_power4.S
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * This file contains the power_save function for 6xx & 7xxx CPUs
- * rewritten in assembler
- *
- * Warning ! This code assumes that if your machine has a 750fx
- * it will have PLL 1 set to low speed mode (used during NAP/DOZE).
- * if this is not the case some additional changes will have to
- * be done to check a runtime var (a bit like powersave-nap)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/config.h>
-#include <linux/threads.h>
-#include <asm/processor.h>
-#include <asm/page.h>
-#include <asm/cputable.h>
-#include <asm/thread_info.h>
-#include <asm/ppc_asm.h>
-#include <asm/asm-offsets.h>
-
-#undef DEBUG
-
- .text
-
-/*
- * Init idle, called at early CPU setup time from head.S for each CPU
- * So nothing for now. Called with r24 containing CPU number and r3
- * reloc offset
- */
- .globl init_idle_power4
-init_idle_power4:
- blr
-
-/*
- * Here is the power_save_6xx function. This could eventually be
- * split into several functions & changing the function pointer
- * depending on the various features.
- */
- .globl power4_idle
-power4_idle:
-BEGIN_FTR_SECTION
- blr
-END_FTR_SECTION_IFCLR(CPU_FTR_CAN_NAP)
- /* We must dynamically check for the NAP feature as it
- * can be cleared by CPU init after the fixups are done
- */
- lis r4,cur_cpu_spec@ha
- lwz r4,cur_cpu_spec@l(r4)
- lwz r4,CPU_SPEC_FEATURES(r4)
- andi. r0,r4,CPU_FTR_CAN_NAP
- beqlr
- /* Now check if user or arch enabled NAP mode */
- lis r4,powersave_nap@ha
- lwz r4,powersave_nap@l(r4)
- cmpwi 0,r4,0
- beqlr
-
- /* Clear MSR:EE */
- mfmsr r7
- rlwinm r0,r7,0,17,15
- mtmsr r0
-
- /* Check current_thread_info()->flags */
- rlwinm r4,r1,0,0,18
- lwz r4,TI_FLAGS(r4)
- andi. r0,r4,_TIF_NEED_RESCHED
- beq 1f
- mtmsr r7 /* out of line this ? */
- blr
-1:
- /* Go to NAP now */
-BEGIN_FTR_SECTION
- DSSALL
- sync
-END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
- ori r7,r7,MSR_EE /* Could be ommited (already set) */
- oris r7,r7,MSR_POW@h
- sync
- isync
- mtmsr r7
- isync
- sync
- blr
-
- .globl powersave_nap
-powersave_nap:
- .long 0
diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c
index 04d04c5..809673a 100644
--- a/arch/ppc/kernel/pci.c
+++ b/arch/ppc/kernel/pci.c
@@ -46,9 +46,6 @@
static void fixup_broken_pcnet32(struct pci_dev* dev);
static int reparent_resources(struct resource *parent, struct resource *res);
static void fixup_cpc710_pci64(struct pci_dev* dev);
-#ifdef CONFIG_PPC_OF
-static u8* pci_to_OF_bus_map;
-#endif
/* By default, we don't re-assign bus numbers.
*/
@@ -625,406 +622,13 @@
return hose;
}
-#ifdef CONFIG_PPC_OF
-/*
- * Functions below are used on OpenFirmware machines.
- */
-static void
-make_one_node_map(struct device_node* node, u8 pci_bus)
-{
- int *bus_range;
- int len;
-
- if (pci_bus >= pci_bus_count)
- return;
- bus_range = (int *) get_property(node, "bus-range", &len);
- if (bus_range == NULL || len < 2 * sizeof(int)) {
- printk(KERN_WARNING "Can't get bus-range for %s, "
- "assuming it starts at 0\n", node->full_name);
- pci_to_OF_bus_map[pci_bus] = 0;
- } else
- pci_to_OF_bus_map[pci_bus] = bus_range[0];
-
- for (node=node->child; node != 0;node = node->sibling) {
- struct pci_dev* dev;
- unsigned int *class_code, *reg;
-
- class_code = (unsigned int *) get_property(node, "class-code", NULL);
- if (!class_code || ((*class_code >> 8) != PCI_CLASS_BRIDGE_PCI &&
- (*class_code >> 8) != PCI_CLASS_BRIDGE_CARDBUS))
- continue;
- reg = (unsigned int *)get_property(node, "reg", NULL);
- if (!reg)
- continue;
- dev = pci_find_slot(pci_bus, ((reg[0] >> 8) & 0xff));
- if (!dev || !dev->subordinate)
- continue;
- make_one_node_map(node, dev->subordinate->number);
- }
-}
-
-void
-pcibios_make_OF_bus_map(void)
-{
- int i;
- struct pci_controller* hose;
- u8* of_prop_map;
-
- pci_to_OF_bus_map = (u8*)kmalloc(pci_bus_count, GFP_KERNEL);
- if (!pci_to_OF_bus_map) {
- printk(KERN_ERR "Can't allocate OF bus map !\n");
- return;
- }
-
- /* We fill the bus map with invalid values, that helps
- * debugging.
- */
- for (i=0; i<pci_bus_count; i++)
- pci_to_OF_bus_map[i] = 0xff;
-
- /* For each hose, we begin searching bridges */
- for(hose=hose_head; hose; hose=hose->next) {
- struct device_node* node;
- node = (struct device_node *)hose->arch_data;
- if (!node)
- continue;
- make_one_node_map(node, hose->first_busno);
- }
- of_prop_map = get_property(find_path_device("/"), "pci-OF-bus-map", NULL);
- if (of_prop_map)
- memcpy(of_prop_map, pci_to_OF_bus_map, pci_bus_count);
-#ifdef DEBUG
- printk("PCI->OF bus map:\n");
- for (i=0; i<pci_bus_count; i++) {
- if (pci_to_OF_bus_map[i] == 0xff)
- continue;
- printk("%d -> %d\n", i, pci_to_OF_bus_map[i]);
- }
-#endif
-}
-
-typedef int (*pci_OF_scan_iterator)(struct device_node* node, void* data);
-
-static struct device_node*
-scan_OF_pci_childs(struct device_node* node, pci_OF_scan_iterator filter, void* data)
-{
- struct device_node* sub_node;
-
- for (; node != 0;node = node->sibling) {
- unsigned int *class_code;
-
- if (filter(node, data))
- return node;
-
- /* For PCI<->PCI bridges or CardBus bridges, we go down
- * Note: some OFs create a parent node "multifunc-device" as
- * a fake root for all functions of a multi-function device,
- * we go down them as well.
- */
- class_code = (unsigned int *) get_property(node, "class-code", NULL);
- if ((!class_code || ((*class_code >> 8) != PCI_CLASS_BRIDGE_PCI &&
- (*class_code >> 8) != PCI_CLASS_BRIDGE_CARDBUS)) &&
- strcmp(node->name, "multifunc-device"))
- continue;
- sub_node = scan_OF_pci_childs(node->child, filter, data);
- if (sub_node)
- return sub_node;
- }
- return NULL;
-}
-
-static int
-scan_OF_pci_childs_iterator(struct device_node* node, void* data)
-{
- unsigned int *reg;
- u8* fdata = (u8*)data;
-
- reg = (unsigned int *) get_property(node, "reg", NULL);
- if (reg && ((reg[0] >> 8) & 0xff) == fdata[1]
- && ((reg[0] >> 16) & 0xff) == fdata[0])
- return 1;
- return 0;
-}
-
-static struct device_node*
-scan_OF_childs_for_device(struct device_node* node, u8 bus, u8 dev_fn)
-{
- u8 filter_data[2] = {bus, dev_fn};
-
- return scan_OF_pci_childs(node, scan_OF_pci_childs_iterator, filter_data);
-}
-
-/*
- * Scans the OF tree for a device node matching a PCI device
- */
-struct device_node *
-pci_busdev_to_OF_node(struct pci_bus *bus, int devfn)
-{
- struct pci_controller *hose;
- struct device_node *node;
- int busnr;
-
- if (!have_of)
- return NULL;
-
- /* Lookup the hose */
- busnr = bus->number;
- hose = pci_bus_to_hose(busnr);
- if (!hose)
- return NULL;
-
- /* Check it has an OF node associated */
- node = (struct device_node *) hose->arch_data;
- if (!node)
- return NULL;
-
- /* Fixup bus number according to what OF think it is. */
- if (pci_to_OF_bus_map)
- busnr = pci_to_OF_bus_map[busnr];
- if (busnr == 0xff)
- return NULL;
-
- /* Now, lookup childs of the hose */
- return scan_OF_childs_for_device(node->child, busnr, devfn);
-}
-EXPORT_SYMBOL(pci_busdev_to_OF_node);
-
-struct device_node*
-pci_device_to_OF_node(struct pci_dev *dev)
-{
- return pci_busdev_to_OF_node(dev->bus, dev->devfn);
-}
-EXPORT_SYMBOL(pci_device_to_OF_node);
-
-/* This routine is meant to be used early during boot, when the
- * PCI bus numbers have not yet been assigned, and you need to
- * issue PCI config cycles to an OF device.
- * It could also be used to "fix" RTAS config cycles if you want
- * to set pci_assign_all_buses to 1 and still use RTAS for PCI
- * config cycles.
- */
-struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node)
-{
- if (!have_of)
- return NULL;
- while(node) {
- struct pci_controller* hose;
- for (hose=hose_head;hose;hose=hose->next)
- if (hose->arch_data == node)
- return hose;
- node=node->parent;
- }
- return NULL;
-}
-
-static int
-find_OF_pci_device_filter(struct device_node* node, void* data)
-{
- return ((void *)node == data);
-}
-
-/*
- * Returns the PCI device matching a given OF node
- */
-int
-pci_device_from_OF_node(struct device_node* node, u8* bus, u8* devfn)
-{
- unsigned int *reg;
- struct pci_controller* hose;
- struct pci_dev* dev = NULL;
-
- if (!have_of)
- return -ENODEV;
- /* Make sure it's really a PCI device */
- hose = pci_find_hose_for_OF_device(node);
- if (!hose || !hose->arch_data)
- return -ENODEV;
- if (!scan_OF_pci_childs(((struct device_node*)hose->arch_data)->child,
- find_OF_pci_device_filter, (void *)node))
- return -ENODEV;
- reg = (unsigned int *) get_property(node, "reg", NULL);
- if (!reg)
- return -ENODEV;
- *bus = (reg[0] >> 16) & 0xff;
- *devfn = ((reg[0] >> 8) & 0xff);
-
- /* Ok, here we need some tweak. If we have already renumbered
- * all busses, we can't rely on the OF bus number any more.
- * the pci_to_OF_bus_map is not enough as several PCI busses
- * may match the same OF bus number.
- */
- if (!pci_to_OF_bus_map)
- return 0;
-
- for_each_pci_dev(dev)
- if (pci_to_OF_bus_map[dev->bus->number] == *bus &&
- dev->devfn == *devfn) {
- *bus = dev->bus->number;
- pci_dev_put(dev);
- return 0;
- }
-
- return -ENODEV;
-}
-EXPORT_SYMBOL(pci_device_from_OF_node);
-
-void __init
-pci_process_bridge_OF_ranges(struct pci_controller *hose,
- struct device_node *dev, int primary)
-{
- static unsigned int static_lc_ranges[256] __initdata;
- unsigned int *dt_ranges, *lc_ranges, *ranges, *prev;
- unsigned int size;
- int rlen = 0, orig_rlen;
- int memno = 0;
- struct resource *res;
- int np, na = prom_n_addr_cells(dev);
- np = na + 5;
-
- /* First we try to merge ranges to fix a problem with some pmacs
- * that can have more than 3 ranges, fortunately using contiguous
- * addresses -- BenH
- */
- dt_ranges = (unsigned int *) get_property(dev, "ranges", &rlen);
- if (!dt_ranges)
- return;
- /* Sanity check, though hopefully that never happens */
- if (rlen > sizeof(static_lc_ranges)) {
- printk(KERN_WARNING "OF ranges property too large !\n");
- rlen = sizeof(static_lc_ranges);
- }
- lc_ranges = static_lc_ranges;
- memcpy(lc_ranges, dt_ranges, rlen);
- orig_rlen = rlen;
-
- /* Let's work on a copy of the "ranges" property instead of damaging
- * the device-tree image in memory
- */
- ranges = lc_ranges;
- prev = NULL;
- while ((rlen -= np * sizeof(unsigned int)) >= 0) {
- if (prev) {
- if (prev[0] == ranges[0] && prev[1] == ranges[1] &&
- (prev[2] + prev[na+4]) == ranges[2] &&
- (prev[na+2] + prev[na+4]) == ranges[na+2]) {
- prev[na+4] += ranges[na+4];
- ranges[0] = 0;
- ranges += np;
- continue;
- }
- }
- prev = ranges;
- ranges += np;
- }
-
- /*
- * The ranges property is laid out as an array of elements,
- * each of which comprises:
- * cells 0 - 2: a PCI address
- * cells 3 or 3+4: a CPU physical address
- * (size depending on dev->n_addr_cells)
- * cells 4+5 or 5+6: the size of the range
- */
- ranges = lc_ranges;
- rlen = orig_rlen;
- while (ranges && (rlen -= np * sizeof(unsigned int)) >= 0) {
- res = NULL;
- size = ranges[na+4];
- switch ((ranges[0] >> 24) & 0x3) {
- case 1: /* I/O space */
- if (ranges[2] != 0)
- break;
- hose->io_base_phys = ranges[na+2];
- /* limit I/O space to 16MB */
- if (size > 0x01000000)
- size = 0x01000000;
- hose->io_base_virt = ioremap(ranges[na+2], size);
- if (primary)
- isa_io_base = (unsigned long) hose->io_base_virt;
- res = &hose->io_resource;
- res->flags = IORESOURCE_IO;
- res->start = ranges[2];
- DBG("PCI: IO 0x%lx -> 0x%lx\n",
- res->start, res->start + size - 1);
- break;
- case 2: /* memory space */
- memno = 0;
- if (ranges[1] == 0 && ranges[2] == 0
- && ranges[na+4] <= (16 << 20)) {
- /* 1st 16MB, i.e. ISA memory area */
- if (primary)
- isa_mem_base = ranges[na+2];
- memno = 1;
- }
- while (memno < 3 && hose->mem_resources[memno].flags)
- ++memno;
- if (memno == 0)
- hose->pci_mem_offset = ranges[na+2] - ranges[2];
- if (memno < 3) {
- res = &hose->mem_resources[memno];
- res->flags = IORESOURCE_MEM;
- if(ranges[0] & 0x40000000)
- res->flags |= IORESOURCE_PREFETCH;
- res->start = ranges[na+2];
- DBG("PCI: MEM[%d] 0x%lx -> 0x%lx\n", memno,
- res->start, res->start + size - 1);
- }
- break;
- }
- if (res != NULL) {
- res->name = dev->full_name;
- res->end = res->start + size - 1;
- res->parent = NULL;
- res->sibling = NULL;
- res->child = NULL;
- }
- ranges += np;
- }
-}
-
-/* We create the "pci-OF-bus-map" property now so it appears in the
- * /proc device tree
- */
-void __init
-pci_create_OF_bus_map(void)
-{
- struct property* of_prop;
-
- of_prop = (struct property*) alloc_bootmem(sizeof(struct property) + 256);
- if (of_prop && find_path_device("/")) {
- memset(of_prop, -1, sizeof(struct property) + 256);
- of_prop->name = "pci-OF-bus-map";
- of_prop->length = 256;
- of_prop->value = (unsigned char *)&of_prop[1];
- prom_add_property(find_path_device("/"), of_prop);
- }
-}
-
-static ssize_t pci_show_devspec(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct pci_dev *pdev;
- struct device_node *np;
-
- pdev = to_pci_dev (dev);
- np = pci_device_to_OF_node(pdev);
- if (np == NULL || np->full_name == NULL)
- return 0;
- return sprintf(buf, "%s", np->full_name);
-}
-static DEVICE_ATTR(devspec, S_IRUGO, pci_show_devspec, NULL);
-
-#else /* CONFIG_PPC_OF */
void pcibios_make_OF_bus_map(void)
{
}
-#endif /* CONFIG_PPC_OF */
/* Add sysfs properties */
void pcibios_add_platform_entries(struct pci_dev *pdev)
{
-#ifdef CONFIG_PPC_OF
- device_create_file(&pdev->dev, &dev_attr_devspec);
-#endif /* CONFIG_PPC_OF */
}
diff --git a/arch/ppc/kernel/ppc_htab.c b/arch/ppc/kernel/ppc_htab.c
index 9b84bff..75c6450 100644
--- a/arch/ppc/kernel/ppc_htab.c
+++ b/arch/ppc/kernel/ppc_htab.c
@@ -104,7 +104,7 @@
static int ppc_htab_show(struct seq_file *m, void *v)
{
unsigned long mmcr0 = 0, pmc1 = 0, pmc2 = 0;
-#if defined(CONFIG_PPC_STD_MMU) && !defined(CONFIG_PPC64BRIDGE)
+#if defined(CONFIG_PPC_STD_MMU)
unsigned int kptes = 0, uptes = 0;
PTE *ptr;
#endif /* CONFIG_PPC_STD_MMU */
@@ -133,7 +133,6 @@
return 0;
}
-#ifndef CONFIG_PPC64BRIDGE
for (ptr = Hash; ptr < Hash_end; ptr++) {
unsigned int mctx, vsid;
@@ -147,7 +146,6 @@
else
uptes++;
}
-#endif
seq_printf(m,
"PTE Hash Table Information\n"
@@ -155,20 +153,16 @@
"Buckets\t\t: %lu\n"
"Address\t\t: %08lx\n"
"Entries\t\t: %lu\n"
-#ifndef CONFIG_PPC64BRIDGE
"User ptes\t: %u\n"
"Kernel ptes\t: %u\n"
"Percent full\t: %lu%%\n"
-#endif
, (unsigned long)(Hash_size>>10),
(Hash_size/(sizeof(PTE)*8)),
(unsigned long)Hash,
Hash_size/sizeof(PTE)
-#ifndef CONFIG_PPC64BRIDGE
, uptes,
kptes,
((kptes+uptes)*100) / (Hash_size/sizeof(PTE))
-#endif
);
seq_printf(m,
diff --git a/arch/ppc/kernel/ppc_ksyms.c b/arch/ppc/kernel/ppc_ksyms.c
index 82adb46..865ba74 100644
--- a/arch/ppc/kernel/ppc_ksyms.c
+++ b/arch/ppc/kernel/ppc_ksyms.c
@@ -18,7 +18,6 @@
#include <linux/bitops.h>
#include <asm/page.h>
-#include <asm/semaphore.h>
#include <asm/processor.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -30,7 +29,6 @@
#include <linux/adb.h>
#include <linux/cuda.h>
#include <linux/pmu.h>
-#include <asm/prom.h>
#include <asm/system.h>
#include <asm/pci-bridge.h>
#include <asm/irq.h>
@@ -208,27 +206,6 @@
EXPORT_SYMBOL(cuda_request);
EXPORT_SYMBOL(cuda_poll);
#endif /* CONFIG_ADB_CUDA */
-#ifdef CONFIG_PPC_OF
-EXPORT_SYMBOL(find_devices);
-EXPORT_SYMBOL(find_type_devices);
-EXPORT_SYMBOL(find_compatible_devices);
-EXPORT_SYMBOL(find_path_device);
-EXPORT_SYMBOL(device_is_compatible);
-EXPORT_SYMBOL(machine_is_compatible);
-EXPORT_SYMBOL(find_all_nodes);
-EXPORT_SYMBOL(get_property);
-EXPORT_SYMBOL(request_OF_resource);
-EXPORT_SYMBOL(release_OF_resource);
-EXPORT_SYMBOL(of_find_node_by_name);
-EXPORT_SYMBOL(of_find_node_by_type);
-EXPORT_SYMBOL(of_find_compatible_node);
-EXPORT_SYMBOL(of_find_node_by_path);
-EXPORT_SYMBOL(of_find_all_nodes);
-EXPORT_SYMBOL(of_get_parent);
-EXPORT_SYMBOL(of_get_next_child);
-EXPORT_SYMBOL(of_node_get);
-EXPORT_SYMBOL(of_node_put);
-#endif /* CONFIG_PPC_OF */
#if defined(CONFIG_BOOTX_TEXT)
EXPORT_SYMBOL(btext_update_display);
#endif
@@ -262,9 +239,6 @@
EXPORT_SYMBOL(xmon);
EXPORT_SYMBOL(xmon_printf);
#endif
-EXPORT_SYMBOL(__up);
-EXPORT_SYMBOL(__down);
-EXPORT_SYMBOL(__down_interruptible);
#if defined(CONFIG_KGDB) || defined(CONFIG_XMON)
extern void (*debugger)(struct pt_regs *regs);
diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c
index 53e9dea..1f79e84 100644
--- a/arch/ppc/kernel/setup.c
+++ b/arch/ppc/kernel/setup.c
@@ -1,5 +1,5 @@
/*
- * Common prep/chrp boot and setup code.
+ * Common prep boot and setup code.
*/
#include <linux/config.h>
@@ -72,17 +72,12 @@
unsigned int DMA_MODE_READ;
unsigned int DMA_MODE_WRITE;
-#ifdef CONFIG_PPC_MULTIPLATFORM
-int _machine = 0;
-EXPORT_SYMBOL(_machine);
-
+#ifdef CONFIG_PPC_PREP
extern void prep_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, unsigned long r7);
-extern void chrp_init(unsigned long r3, unsigned long r4,
- unsigned long r5, unsigned long r6, unsigned long r7);
dev_t boot_dev;
-#endif /* CONFIG_PPC_MULTIPLATFORM */
+#endif /* CONFIG_PPC_PREP */
int have_of;
EXPORT_SYMBOL(have_of);
@@ -319,72 +314,12 @@
identify_cpu(offset, 0);
do_cpu_ftr_fixups(offset);
-#if defined(CONFIG_PPC_OF)
- reloc_got2(offset);
-
- /*
- * don't do anything on prep
- * for now, don't use bootinfo because it breaks yaboot 0.5
- * and assume that if we didn't find a magic number, we have OF
- */
- if (*(unsigned long *)(0) != 0xdeadc0de)
- phys = prom_init(r3, r4, (prom_entry)r5);
-
- reloc_got2(-offset);
-#endif
-
return phys;
}
-#ifdef CONFIG_PPC_OF
+#ifdef CONFIG_PPC_PREP
/*
- * Assume here that all clock rates are the same in a
- * smp system. -- Cort
- */
-int
-of_show_percpuinfo(struct seq_file *m, int i)
-{
- struct device_node *cpu_node;
- u32 *fp;
- int s;
-
- cpu_node = find_type_devices("cpu");
- if (!cpu_node)
- return 0;
- for (s = 0; s < i && cpu_node->next; s++)
- cpu_node = cpu_node->next;
- fp = (u32 *)get_property(cpu_node, "clock-frequency", NULL);
- if (fp)
- seq_printf(m, "clock\t\t: %dMHz\n", *fp / 1000000);
- return 0;
-}
-
-void __init
-intuit_machine_type(void)
-{
- char *model;
- struct device_node *root;
-
- /* ask the OF info if we're a chrp or pmac */
- root = find_path_device("/");
- if (root != 0) {
- /* assume pmac unless proven to be chrp -- Cort */
- _machine = _MACH_Pmac;
- model = get_property(root, "device_type", NULL);
- if (model && !strncmp("chrp", model, 4))
- _machine = _MACH_chrp;
- else {
- model = get_property(root, "model", NULL);
- if (model && !strncmp(model, "IBM", 3))
- _machine = _MACH_chrp;
- }
- }
-}
-#endif
-
-#ifdef CONFIG_PPC_MULTIPLATFORM
-/*
- * The PPC_MULTIPLATFORM version of platform_init...
+ * The PPC_PREP version of platform_init...
*/
void __init
platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
@@ -399,161 +334,9 @@
parse_bootinfo(find_bootinfo());
- /* if we didn't get any bootinfo telling us what we are... */
- if (_machine == 0) {
- /* prep boot loader tells us if we're prep or not */
- if ( *(unsigned long *)(KERNELBASE) == (0xdeadc0de) )
- _machine = _MACH_prep;
- }
-
-#ifdef CONFIG_PPC_PREP
- /* not much more to do here, if prep */
- if (_machine == _MACH_prep) {
- prep_init(r3, r4, r5, r6, r7);
- return;
- }
-#endif
-
-#ifdef CONFIG_PPC_OF
- have_of = 1;
-
- /* prom_init has already been called from __start */
- if (boot_infos)
- relocate_nodes();
-
- /* If we aren't PReP, we can find out if we're Pmac
- * or CHRP with this. */
- if (_machine == 0)
- intuit_machine_type();
-
- /* finish_device_tree may need _machine defined. */
- finish_device_tree();
-
- /*
- * If we were booted via quik, r3 points to the physical
- * address of the command-line parameters.
- * If we were booted from an xcoff image (i.e. netbooted or
- * booted from floppy), we get the command line from the
- * bootargs property of the /chosen node.
- * If an initial ramdisk is present, r3 and r4
- * are used for initrd_start and initrd_size,
- * otherwise they contain 0xdeadbeef.
- */
- if (r3 >= 0x4000 && r3 < 0x800000 && r4 == 0) {
- strlcpy(cmd_line, (char *)r3 + KERNELBASE,
- sizeof(cmd_line));
- } else if (boot_infos != 0) {
- /* booted by BootX - check for ramdisk */
- if (boot_infos->kernelParamsOffset != 0)
- strlcpy(cmd_line, (char *) boot_infos
- + boot_infos->kernelParamsOffset,
- sizeof(cmd_line));
-#ifdef CONFIG_BLK_DEV_INITRD
- if (boot_infos->ramDisk) {
- initrd_start = (unsigned long) boot_infos
- + boot_infos->ramDisk;
- initrd_end = initrd_start + boot_infos->ramDiskSize;
- initrd_below_start_ok = 1;
- }
-#endif
- } else {
- struct device_node *chosen;
- char *p;
-
-#ifdef CONFIG_BLK_DEV_INITRD
- if (r3 && r4 && r4 != 0xdeadbeef) {
- if (r3 < KERNELBASE)
- r3 += KERNELBASE;
- initrd_start = r3;
- initrd_end = r3 + r4;
- ROOT_DEV = Root_RAM0;
- initrd_below_start_ok = 1;
- }
-#endif
- chosen = find_devices("chosen");
- if (chosen != NULL) {
- p = get_property(chosen, "bootargs", NULL);
- if (p && *p) {
- strlcpy(cmd_line, p, sizeof(cmd_line));
- }
- }
- }
-#ifdef CONFIG_ADB
- if (strstr(cmd_line, "adb_sync")) {
- extern int __adb_probe_sync;
- __adb_probe_sync = 1;
- }
-#endif /* CONFIG_ADB */
-
- switch (_machine) {
-#ifdef CONFIG_PPC_CHRP
- case _MACH_chrp:
- chrp_init(r3, r4, r5, r6, r7);
- break;
-#endif
- }
-#endif /* CONFIG_PPC_OF */
+ prep_init(r3, r4, r5, r6, r7);
}
-#endif /* CONFIG_PPC_MULTIPLATFORM */
-
-#ifdef CONFIG_PPC_OF
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
-extern char *of_stdout_device;
-
-static int __init set_preferred_console(void)
-{
- struct device_node *prom_stdout;
- char *name;
- int offset = 0;
-
- if (of_stdout_device == NULL)
- return -ENODEV;
-
- /* The user has requested a console so this is already set up. */
- if (strstr(saved_command_line, "console="))
- return -EBUSY;
-
- prom_stdout = find_path_device(of_stdout_device);
- if (!prom_stdout)
- return -ENODEV;
-
- name = (char *)get_property(prom_stdout, "name", NULL);
- if (!name)
- return -ENODEV;
-
- if (strcmp(name, "serial") == 0) {
- int i;
- u32 *reg = (u32 *)get_property(prom_stdout, "reg", &i);
- if (i > 8) {
- switch (reg[1]) {
- case 0x3f8:
- offset = 0;
- break;
- case 0x2f8:
- offset = 1;
- break;
- case 0x898:
- offset = 2;
- break;
- case 0x890:
- offset = 3;
- break;
- default:
- /* We dont recognise the serial port */
- return -ENODEV;
- }
- }
- } else if (strcmp(name, "ch-a") == 0)
- offset = 0;
- else if (strcmp(name, "ch-b") == 0)
- offset = 1;
- else
- return -ENODEV;
- return add_preferred_console("ttyS", offset, NULL);
-}
-console_initcall(set_preferred_console);
-#endif /* CONFIG_SERIAL_CORE_CONSOLE */
-#endif /* CONFIG_PPC_OF */
+#endif /* CONFIG_PPC_PREP */
struct bi_record *find_bootinfo(void)
{
@@ -589,23 +372,6 @@
initrd_end = data[0] + data[1] + KERNELBASE;
break;
#endif /* CONFIG_BLK_DEV_INITRD */
-#ifdef CONFIG_PPC_MULTIPLATFORM
- case BI_MACHTYPE:
- /* Machine types changed with the merge. Since the
- * bootinfo are now deprecated, we can just hard code
- * the appropriate conversion here for when we are
- * called with yaboot which passes us a machine type
- * this way.
- */
- switch(data[0]) {
- case 1: _machine = _MACH_prep; break;
- case 2: _machine = _MACH_Pmac; break;
- case 4: _machine = _MACH_chrp; break;
- default:
- _machine = data[0];
- }
- break;
-#endif
case BI_MEMSIZE:
boot_mem_size = data[0];
break;
@@ -631,9 +397,6 @@
#ifdef CONFIG_6xx
ppc_md.power_save = ppc6xx_idle;
#endif
-#ifdef CONFIG_POWER4
- ppc_md.power_save = power4_idle;
-#endif
platform_init(r3, r4, r5, r6, r7);
@@ -711,7 +474,7 @@
if ( ppc_md.progress ) ppc_md.progress(" ", 0xffff);
/* register CPU devices */
- for_each_cpu(i)
+ for_each_possible_cpu(i)
register_cpu(&cpu_devices[i], i, NULL);
/* call platform init */
@@ -799,7 +562,4 @@
if ( ppc_md.progress ) ppc_md.progress("arch: exit", 0x3eab);
paging_init();
-
- /* this is for modules since _machine can be a define -- Cort */
- ppc_md.ppc_machine = _machine;
}
diff --git a/arch/ppc/kernel/smp.c b/arch/ppc/kernel/smp.c
index e55cdda..f77795a 100644
--- a/arch/ppc/kernel/smp.c
+++ b/arch/ppc/kernel/smp.c
@@ -311,7 +311,7 @@
/* Backup CPU 0 state */
__save_cpu_setup();
- for_each_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
if (cpu == smp_processor_id())
continue;
/* create a process for the processor */
diff --git a/arch/ppc/lib/strcase.c b/arch/ppc/lib/strcase.c
index 36b5210..3b0094c 100644
--- a/arch/ppc/lib/strcase.c
+++ b/arch/ppc/lib/strcase.c
@@ -1,4 +1,5 @@
#include <linux/ctype.h>
+#include <linux/types.h>
int strcasecmp(const char *s1, const char *s2)
{
@@ -11,7 +12,7 @@
return c1 - c2;
}
-int strncasecmp(const char *s1, const char *s2, int n)
+int strncasecmp(const char *s1, const char *s2, size_t n)
{
int c1, c2;
diff --git a/arch/ppc/mm/fault.c b/arch/ppc/mm/fault.c
index 0217188..8e08ca3 100644
--- a/arch/ppc/mm/fault.c
+++ b/arch/ppc/mm/fault.c
@@ -202,6 +202,7 @@
/* an exec - 4xx/Book-E allows for per-page execute permission */
} else if (TRAP(regs) == 0x400) {
pte_t *ptep;
+ pmd_t *pmdp;
#if 0
/* It would be nice to actually enforce the VM execute
@@ -215,21 +216,24 @@
/* Since 4xx/Book-E supports per-page execute permission,
* we lazily flush dcache to icache. */
ptep = NULL;
- if (get_pteptr(mm, address, &ptep) && pte_present(*ptep)) {
- struct page *page = pte_page(*ptep);
+ if (get_pteptr(mm, address, &ptep, &pmdp)) {
+ spinlock_t *ptl = pte_lockptr(mm, pmdp);
+ spin_lock(ptl);
+ if (pte_present(*ptep)) {
+ struct page *page = pte_page(*ptep);
- if (! test_bit(PG_arch_1, &page->flags)) {
- flush_dcache_icache_page(page);
- set_bit(PG_arch_1, &page->flags);
+ if (!test_bit(PG_arch_1, &page->flags)) {
+ flush_dcache_icache_page(page);
+ set_bit(PG_arch_1, &page->flags);
+ }
+ pte_update(ptep, 0, _PAGE_HWEXEC);
+ _tlbie(address);
+ pte_unmap_unlock(ptep, ptl);
+ up_read(&mm->mmap_sem);
+ return 0;
}
- pte_update(ptep, 0, _PAGE_HWEXEC);
- _tlbie(address);
- pte_unmap(ptep);
- up_read(&mm->mmap_sem);
- return 0;
+ pte_unmap_unlock(ptep, ptl);
}
- if (ptep != NULL)
- pte_unmap(ptep);
#endif
/* a read */
} else {
diff --git a/arch/ppc/mm/hashtable.S b/arch/ppc/mm/hashtable.S
index f09fa88..31d0a92 100644
--- a/arch/ppc/mm/hashtable.S
+++ b/arch/ppc/mm/hashtable.S
@@ -74,12 +74,6 @@
*/
.text
_GLOBAL(hash_page)
-#ifdef CONFIG_PPC64BRIDGE
- mfmsr r0
- clrldi r0,r0,1 /* make sure it's in 32-bit mode */
- MTMSRD(r0)
- isync
-#endif
tophys(r7,0) /* gets -KERNELBASE into r7 */
#ifdef CONFIG_SMP
addis r8,r7,mmu_hash_lock@h
@@ -303,7 +297,6 @@
Hash_bits = 12 /* e.g. 256kB hash table */
Hash_msk = (((1 << Hash_bits) - 1) * 64)
-#ifndef CONFIG_PPC64BRIDGE
/* defines for the PTE format for 32-bit PPCs */
#define PTE_SIZE 8
#define PTEG_SIZE 64
@@ -317,21 +310,6 @@
#define SET_V(r) oris r,r,PTE_V@h
#define CLR_V(r,t) rlwinm r,r,0,1,31
-#else
-/* defines for the PTE format for 64-bit PPCs */
-#define PTE_SIZE 16
-#define PTEG_SIZE 128
-#define LG_PTEG_SIZE 7
-#define LDPTEu ldu
-#define STPTE std
-#define CMPPTE cmpd
-#define PTE_H 2
-#define PTE_V 1
-#define TST_V(r) andi. r,r,PTE_V
-#define SET_V(r) ori r,r,PTE_V
-#define CLR_V(r,t) li t,PTE_V; andc r,r,t
-#endif /* CONFIG_PPC64BRIDGE */
-
#define HASH_LEFT 31-(LG_PTEG_SIZE+Hash_bits-1)
#define HASH_RIGHT 31-LG_PTEG_SIZE
@@ -349,14 +327,8 @@
END_FTR_SECTION_IFSET(CPU_FTR_NEED_COHERENT)
/* Construct the high word of the PPC-style PTE (r5) */
-#ifndef CONFIG_PPC64BRIDGE
rlwinm r5,r3,7,1,24 /* put VSID in 0x7fffff80 bits */
rlwimi r5,r4,10,26,31 /* put in API (abbrev page index) */
-#else /* CONFIG_PPC64BRIDGE */
- clrlwi r3,r3,8 /* reduce vsid to 24 bits */
- sldi r5,r3,12 /* shift vsid into position */
- rlwimi r5,r4,16,20,24 /* put in API (abbrev page index) */
-#endif /* CONFIG_PPC64BRIDGE */
SET_V(r5) /* set V (valid) bit */
/* Get the address of the primary PTE group in the hash table (r3) */
@@ -540,14 +512,8 @@
add r3,r3,r0 /* note code below trims to 24 bits */
/* Construct the high word of the PPC-style PTE (r11) */
-#ifndef CONFIG_PPC64BRIDGE
rlwinm r11,r3,7,1,24 /* put VSID in 0x7fffff80 bits */
rlwimi r11,r4,10,26,31 /* put in API (abbrev page index) */
-#else /* CONFIG_PPC64BRIDGE */
- clrlwi r3,r3,8 /* reduce vsid to 24 bits */
- sldi r11,r3,12 /* shift vsid into position */
- rlwimi r11,r4,16,20,24 /* put in API (abbrev page index) */
-#endif /* CONFIG_PPC64BRIDGE */
SET_V(r11) /* set V (valid) bit */
#ifdef CONFIG_SMP
diff --git a/arch/ppc/mm/init.c b/arch/ppc/mm/init.c
index cb1c294..386e000 100644
--- a/arch/ppc/mm/init.c
+++ b/arch/ppc/mm/init.c
@@ -412,14 +412,6 @@
}
#endif /* CONFIG_BLK_DEV_INITRD */
-#ifdef CONFIG_PPC_OF
- /* mark the RTAS pages as reserved */
- if ( rtas_data )
- for (addr = (ulong)__va(rtas_data);
- addr < PAGE_ALIGN((ulong)__va(rtas_data)+rtas_size) ;
- addr += PAGE_SIZE)
- SetPageReserved(virt_to_page(addr));
-#endif
for (addr = PAGE_OFFSET; addr < (unsigned long)high_memory;
addr += PAGE_SIZE) {
if (!PageReserved(virt_to_page(addr)))
@@ -494,11 +486,6 @@
initrd_end - initrd_start, 1);
}
#endif /* CONFIG_BLK_DEV_INITRD */
-#ifdef CONFIG_PPC_OF
- /* remove the RTAS pages from the available memory */
- if (rtas_data)
- mem_pieces_remove(&phys_avail, rtas_data, rtas_size, 1);
-#endif
}
/* Mark some memory as reserved by removing it from phys_avail. */
diff --git a/arch/ppc/mm/mmu_context.c b/arch/ppc/mm/mmu_context.c
index a8816e0..b4a4b3f 100644
--- a/arch/ppc/mm/mmu_context.c
+++ b/arch/ppc/mm/mmu_context.c
@@ -2,7 +2,7 @@
* This file contains the routines for handling the MMU on those
* PowerPC implementations where the MMU substantially follows the
* architecture specification. This includes the 6xx, 7xx, 7xxx,
- * 8260, and POWER3 implementations but excludes the 8xx and 4xx.
+ * 8260, and 83xx implementations but excludes the 8xx and 4xx.
* -- paulus
*
* Derived from arch/ppc/mm/init.c:
diff --git a/arch/ppc/mm/pgtable.c b/arch/ppc/mm/pgtable.c
index 6ea9185..706bca8 100644
--- a/arch/ppc/mm/pgtable.c
+++ b/arch/ppc/mm/pgtable.c
@@ -39,7 +39,7 @@
unsigned long ioremap_bot;
int io_bat_index;
-#if defined(CONFIG_6xx) || defined(CONFIG_POWER3)
+#if defined(CONFIG_6xx)
#define HAVE_BATS 1
#endif
@@ -368,7 +368,7 @@
* the PTE pointer is unmodified if PTE is not found.
*/
int
-get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep)
+get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep, pmd_t **pmdp)
{
pgd_t *pgd;
pmd_t *pmd;
@@ -383,6 +383,8 @@
if (pte) {
retval = 1;
*ptep = pte;
+ if (pmdp)
+ *pmdp = pmd;
/* XXX caller needs to do pte_unmap, yuck */
}
}
@@ -420,7 +422,7 @@
mm = &init_mm;
pa = 0;
- if (get_pteptr(mm, addr, &pte)) {
+ if (get_pteptr(mm, addr, &pte, NULL)) {
pa = (pte_val(*pte) & PAGE_MASK) | (addr & ~PAGE_MASK);
pte_unmap(pte);
}
diff --git a/arch/ppc/mm/ppc_mmu.c b/arch/ppc/mm/ppc_mmu.c
index 9a381ed5..25bb6f3 100644
--- a/arch/ppc/mm/ppc_mmu.c
+++ b/arch/ppc/mm/ppc_mmu.c
@@ -2,7 +2,7 @@
* This file contains the routines for handling the MMU on those
* PowerPC implementations where the MMU substantially follows the
* architecture specification. This includes the 6xx, 7xx, 7xxx,
- * 8260, and POWER3 implementations but excludes the 8xx and 4xx.
+ * 8260, and 83xx implementations but excludes the 8xx and 4xx.
* -- paulus
*
* Derived from arch/ppc/mm/init.c:
@@ -42,11 +42,7 @@
union ubat { /* BAT register values to be loaded */
BAT bat;
-#ifdef CONFIG_PPC64BRIDGE
- u64 word[2];
-#else
u32 word[2];
-#endif
} BATS[4][2]; /* 4 pairs of IBAT, DBAT */
struct batrange { /* stores address ranges mapped by BATs */
@@ -83,9 +79,6 @@
unsigned long __init mmu_mapin_ram(void)
{
-#ifdef CONFIG_POWER4
- return 0;
-#else
unsigned long tot, bl, done;
unsigned long max_size = (256<<20);
unsigned long align;
@@ -122,7 +115,6 @@
}
return done;
-#endif
}
/*
@@ -205,27 +197,10 @@
if ( ppc_md.progress ) ppc_md.progress("hash:enter", 0x105);
-#ifdef CONFIG_PPC64BRIDGE
-#define LG_HPTEG_SIZE 7 /* 128 bytes per HPTEG */
-#define SDR1_LOW_BITS (lg_n_hpteg - 11)
-#define MIN_N_HPTEG 2048 /* min 256kB hash table */
-#else
#define LG_HPTEG_SIZE 6 /* 64 bytes per HPTEG */
#define SDR1_LOW_BITS ((n_hpteg - 1) >> 10)
#define MIN_N_HPTEG 1024 /* min 64kB hash table */
-#endif
-#ifdef CONFIG_POWER4
- /* The hash table has already been allocated and initialized
- in prom.c */
- n_hpteg = Hash_size >> LG_HPTEG_SIZE;
- lg_n_hpteg = __ilog2(n_hpteg);
-
- /* Remove the hash table from the available memory */
- if (Hash)
- reserve_phys_mem(__pa(Hash), Hash_size);
-
-#else /* CONFIG_POWER4 */
/*
* Allow 1 HPTE (1/8 HPTEG) for each page of memory.
* This is less than the recommended amount, but then
@@ -248,7 +223,6 @@
Hash = mem_pieces_find(Hash_size, Hash_size);
cacheable_memzero(Hash, Hash_size);
_SDR1 = __pa(Hash) | SDR1_LOW_BITS;
-#endif /* CONFIG_POWER4 */
Hash_end = (PTE *) ((unsigned long)Hash + Hash_size);
diff --git a/arch/ppc/platforms/Makefile b/arch/ppc/platforms/Makefile
index e8b91a3..90c6222 100644
--- a/arch/ppc/platforms/Makefile
+++ b/arch/ppc/platforms/Makefile
@@ -2,18 +2,10 @@
# Makefile for the linux kernel.
#
-# Extra CFLAGS so we don't have to do relative includes
-CFLAGS_chrp_setup.o += -Iarch/$(ARCH)/mm
-
obj-$(CONFIG_APUS) += apus_setup.o
ifeq ($(CONFIG_APUS),y)
obj-$(CONFIG_PCI) += apus_pci.o
endif
-obj-$(CONFIG_PPC_CHRP) += chrp_setup.o chrp_time.o chrp_pci.o \
- chrp_pegasos_eth.o
-ifeq ($(CONFIG_PPC_CHRP),y)
-obj-$(CONFIG_NVRAM) += chrp_nvram.o
-endif
obj-$(CONFIG_PPC_PREP) += prep_pci.o prep_setup.o
obj-$(CONFIG_PREP_RESIDUAL) += residual.o
obj-$(CONFIG_PQ2ADS) += pq2ads.o
@@ -40,7 +32,3 @@
obj-$(CONFIG_MPC86XADS) += mpc866ads_setup.o
obj-$(CONFIG_MPC885ADS) += mpc885ads_setup.o
obj-$(CONFIG_ADS8272) += mpc8272ads_setup.o
-
-ifeq ($(CONFIG_SMP),y)
-obj-$(CONFIG_PPC_CHRP) += chrp_smp.o
-endif
diff --git a/arch/ppc/platforms/chrp_nvram.c b/arch/ppc/platforms/chrp_nvram.c
deleted file mode 100644
index 465ba9b..0000000
--- a/arch/ppc/platforms/chrp_nvram.c
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * c 2001 PPC 64 Team, IBM Corp
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- * /dev/nvram driver for PPC
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <asm/uaccess.h>
-#include <asm/prom.h>
-#include <asm/machdep.h>
-
-static unsigned int nvram_size;
-static unsigned char nvram_buf[4];
-static DEFINE_SPINLOCK(nvram_lock);
-
-static unsigned char chrp_nvram_read(int addr)
-{
- unsigned long done, flags;
- unsigned char ret;
-
- if (addr >= nvram_size) {
- printk(KERN_DEBUG "%s: read addr %d > nvram_size %u\n",
- current->comm, addr, nvram_size);
- return 0xff;
- }
- spin_lock_irqsave(&nvram_lock, flags);
- if ((call_rtas("nvram-fetch", 3, 2, &done, addr, __pa(nvram_buf), 1) != 0) || 1 != done)
- ret = 0xff;
- else
- ret = nvram_buf[0];
- spin_unlock_irqrestore(&nvram_lock, flags);
-
- return ret;
-}
-
-static void chrp_nvram_write(int addr, unsigned char val)
-{
- unsigned long done, flags;
-
- if (addr >= nvram_size) {
- printk(KERN_DEBUG "%s: write addr %d > nvram_size %u\n",
- current->comm, addr, nvram_size);
- return;
- }
- spin_lock_irqsave(&nvram_lock, flags);
- nvram_buf[0] = val;
- if ((call_rtas("nvram-store", 3, 2, &done, addr, __pa(nvram_buf), 1) != 0) || 1 != done)
- printk(KERN_DEBUG "rtas IO error storing 0x%02x at %d", val, addr);
- spin_unlock_irqrestore(&nvram_lock, flags);
-}
-
-void __init chrp_nvram_init(void)
-{
- struct device_node *nvram;
- unsigned int *nbytes_p, proplen;
-
- nvram = of_find_node_by_type(NULL, "nvram");
- if (nvram == NULL)
- return;
-
- nbytes_p = (unsigned int *)get_property(nvram, "#bytes", &proplen);
- if (nbytes_p == NULL || proplen != sizeof(unsigned int))
- return;
-
- nvram_size = *nbytes_p;
-
- printk(KERN_INFO "CHRP nvram contains %u bytes\n", nvram_size);
- of_node_put(nvram);
-
- ppc_md.nvram_read_val = chrp_nvram_read;
- ppc_md.nvram_write_val = chrp_nvram_write;
-
- return;
-}
diff --git a/arch/ppc/platforms/chrp_pci.c b/arch/ppc/platforms/chrp_pci.c
deleted file mode 100644
index c7fe618..0000000
--- a/arch/ppc/platforms/chrp_pci.c
+++ /dev/null
@@ -1,309 +0,0 @@
-/*
- * CHRP pci routines.
- */
-
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/ide.h>
-
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/irq.h>
-#include <asm/hydra.h>
-#include <asm/prom.h>
-#include <asm/gg2.h>
-#include <asm/machdep.h>
-#include <asm/sections.h>
-#include <asm/pci-bridge.h>
-#include <asm/open_pic.h>
-
-/* LongTrail */
-void __iomem *gg2_pci_config_base;
-
-/*
- * The VLSI Golden Gate II has only 512K of PCI configuration space, so we
- * limit the bus number to 3 bits
- */
-
-int gg2_read_config(struct pci_bus *bus, unsigned int devfn, int off,
- int len, u32 *val)
-{
- volatile void __iomem *cfg_data;
- struct pci_controller *hose = bus->sysdata;
-
- if (bus->number > 7)
- return PCIBIOS_DEVICE_NOT_FOUND;
- /*
- * Note: the caller has already checked that off is
- * suitably aligned and that len is 1, 2 or 4.
- */
- cfg_data = hose->cfg_data + ((bus->number<<16) | (devfn<<8) | off);
- switch (len) {
- case 1:
- *val = in_8(cfg_data);
- break;
- case 2:
- *val = in_le16(cfg_data);
- break;
- default:
- *val = in_le32(cfg_data);
- break;
- }
- return PCIBIOS_SUCCESSFUL;
-}
-
-int gg2_write_config(struct pci_bus *bus, unsigned int devfn, int off,
- int len, u32 val)
-{
- volatile void __iomem *cfg_data;
- struct pci_controller *hose = bus->sysdata;
-
- if (bus->number > 7)
- return PCIBIOS_DEVICE_NOT_FOUND;
- /*
- * Note: the caller has already checked that off is
- * suitably aligned and that len is 1, 2 or 4.
- */
- cfg_data = hose->cfg_data + ((bus->number<<16) | (devfn<<8) | off);
- switch (len) {
- case 1:
- out_8(cfg_data, val);
- break;
- case 2:
- out_le16(cfg_data, val);
- break;
- default:
- out_le32(cfg_data, val);
- break;
- }
- return PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops gg2_pci_ops =
-{
- gg2_read_config,
- gg2_write_config
-};
-
-/*
- * Access functions for PCI config space using RTAS calls.
- */
-int
-rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
- int len, u32 *val)
-{
- struct pci_controller *hose = bus->sysdata;
- unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
- | (((bus->number - hose->first_busno) & 0xff) << 16)
- | (hose->index << 24);
- unsigned long ret = ~0UL;
- int rval;
-
- rval = call_rtas("read-pci-config", 2, 2, &ret, addr, len);
- *val = ret;
- return rval? PCIBIOS_DEVICE_NOT_FOUND: PCIBIOS_SUCCESSFUL;
-}
-
-int
-rtas_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
- int len, u32 val)
-{
- struct pci_controller *hose = bus->sysdata;
- unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
- | (((bus->number - hose->first_busno) & 0xff) << 16)
- | (hose->index << 24);
- int rval;
-
- rval = call_rtas("write-pci-config", 3, 1, NULL, addr, len, val);
- return rval? PCIBIOS_DEVICE_NOT_FOUND: PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops rtas_pci_ops =
-{
- rtas_read_config,
- rtas_write_config
-};
-
-volatile struct Hydra __iomem *Hydra = NULL;
-
-int __init
-hydra_init(void)
-{
- struct device_node *np;
-
- np = find_devices("mac-io");
- if (np == NULL || np->n_addrs == 0)
- return 0;
- Hydra = ioremap(np->addrs[0].address, np->addrs[0].size);
- printk("Hydra Mac I/O at %x\n", np->addrs[0].address);
- printk("Hydra Feature_Control was %x",
- in_le32(&Hydra->Feature_Control));
- out_le32(&Hydra->Feature_Control, (HYDRA_FC_SCC_CELL_EN |
- HYDRA_FC_SCSI_CELL_EN |
- HYDRA_FC_SCCA_ENABLE |
- HYDRA_FC_SCCB_ENABLE |
- HYDRA_FC_ARB_BYPASS |
- HYDRA_FC_MPIC_ENABLE |
- HYDRA_FC_SLOW_SCC_PCLK |
- HYDRA_FC_MPIC_IS_MASTER));
- printk(", now %x\n", in_le32(&Hydra->Feature_Control));
- return 1;
-}
-
-void __init
-chrp_pcibios_fixup(void)
-{
- struct pci_dev *dev = NULL;
- struct device_node *np;
-
- /* PCI interrupts are controlled by the OpenPIC */
- for_each_pci_dev(dev) {
- np = pci_device_to_OF_node(dev);
- if ((np != 0) && (np->n_intrs > 0) && (np->intrs[0].line != 0))
- dev->irq = np->intrs[0].line;
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
- }
-}
-
-#define PRG_CL_RESET_VALID 0x00010000
-
-static void __init
-setup_python(struct pci_controller *hose, struct device_node *dev)
-{
- u32 __iomem *reg;
- u32 val;
- unsigned long addr = dev->addrs[0].address;
-
- setup_indirect_pci(hose, addr + 0xf8000, addr + 0xf8010);
-
- /* Clear the magic go-slow bit */
- reg = ioremap(dev->addrs[0].address + 0xf6000, 0x40);
- val = in_be32(®[12]);
- if (val & PRG_CL_RESET_VALID) {
- out_be32(®[12], val & ~PRG_CL_RESET_VALID);
- in_be32(®[12]);
- }
- iounmap(reg);
-}
-
-/* Marvell Discovery II based Pegasos 2 */
-static void __init setup_peg2(struct pci_controller *hose, struct device_node *dev)
-{
- struct device_node *root = find_path_device("/");
- struct device_node *rtas;
-
- rtas = of_find_node_by_name (root, "rtas");
- if (rtas) {
- hose->ops = &rtas_pci_ops;
- } else {
- printk ("RTAS supporting Pegasos OF not found, please upgrade"
- " your firmware\n");
- }
- pci_assign_all_buses = 1;
-}
-
-void __init
-chrp_find_bridges(void)
-{
- struct device_node *dev;
- int *bus_range;
- int len, index = -1;
- struct pci_controller *hose;
- unsigned int *dma;
- char *model, *machine;
- int is_longtrail = 0, is_mot = 0, is_pegasos = 0;
- struct device_node *root = find_path_device("/");
-
- /*
- * The PCI host bridge nodes on some machines don't have
- * properties to adequately identify them, so we have to
- * look at what sort of machine this is as well.
- */
- machine = get_property(root, "model", NULL);
- if (machine != NULL) {
- is_longtrail = strncmp(machine, "IBM,LongTrail", 13) == 0;
- is_mot = strncmp(machine, "MOT", 3) == 0;
- if (strncmp(machine, "Pegasos2", 8) == 0)
- is_pegasos = 2;
- else if (strncmp(machine, "Pegasos", 7) == 0)
- is_pegasos = 1;
- }
- for (dev = root->child; dev != NULL; dev = dev->sibling) {
- if (dev->type == NULL || strcmp(dev->type, "pci") != 0)
- continue;
- ++index;
- /* The GG2 bridge on the LongTrail doesn't have an address */
- if (dev->n_addrs < 1 && !is_longtrail) {
- printk(KERN_WARNING "Can't use %s: no address\n",
- dev->full_name);
- continue;
- }
- bus_range = (int *) get_property(dev, "bus-range", &len);
- if (bus_range == NULL || len < 2 * sizeof(int)) {
- printk(KERN_WARNING "Can't get bus-range for %s\n",
- dev->full_name);
- continue;
- }
- if (bus_range[1] == bus_range[0])
- printk(KERN_INFO "PCI bus %d", bus_range[0]);
- else
- printk(KERN_INFO "PCI buses %d..%d",
- bus_range[0], bus_range[1]);
- printk(" controlled by %s", dev->type);
- if (dev->n_addrs > 0)
- printk(" at %x", dev->addrs[0].address);
- printk("\n");
-
- hose = pcibios_alloc_controller();
- if (!hose) {
- printk("Can't allocate PCI controller structure for %s\n",
- dev->full_name);
- continue;
- }
- hose->arch_data = dev;
- hose->first_busno = bus_range[0];
- hose->last_busno = bus_range[1];
-
- model = get_property(dev, "model", NULL);
- if (model == NULL)
- model = "<none>";
- if (device_is_compatible(dev, "IBM,python")) {
- setup_python(hose, dev);
- } else if (is_mot
- || strncmp(model, "Motorola, Grackle", 17) == 0) {
- setup_indirect_pci(hose, 0xfec00000, 0xfee00000);
- } else if (is_longtrail) {
- void __iomem *p = ioremap(GG2_PCI_CONFIG_BASE, 0x80000);
- hose->ops = &gg2_pci_ops;
- hose->cfg_data = p;
- gg2_pci_config_base = p;
- } else if (is_pegasos == 1) {
- setup_indirect_pci(hose, 0xfec00cf8, 0xfee00cfc);
- } else if (is_pegasos == 2) {
- setup_peg2(hose, dev);
- } else {
- printk("No methods for %s (model %s), using RTAS\n",
- dev->full_name, model);
- hose->ops = &rtas_pci_ops;
- }
-
- pci_process_bridge_OF_ranges(hose, dev, index == 0);
-
- /* check the first bridge for a property that we can
- use to set pci_dram_offset */
- dma = (unsigned int *)
- get_property(dev, "ibm,dma-ranges", &len);
- if (index == 0 && dma != NULL && len >= 6 * sizeof(*dma)) {
- pci_dram_offset = dma[2] - dma[3];
- printk("pci_dram_offset = %lx\n", pci_dram_offset);
- }
- }
-
- /* Do not fixup interrupts from OF tree on pegasos */
- if (is_pegasos == 0)
- ppc_md.pcibios_fixup = chrp_pcibios_fixup;
-}
diff --git a/arch/ppc/platforms/chrp_pegasos_eth.c b/arch/ppc/platforms/chrp_pegasos_eth.c
deleted file mode 100644
index 9305c8a..0000000
--- a/arch/ppc/platforms/chrp_pegasos_eth.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de>
- * Thanks to :
- * Dale Farnsworth <dale@farnsworth.org>
- * Mark A. Greer <mgreer@mvista.com>
- * Nicolas DET <nd@bplan-gmbh.de>
- * Benjamin Herrenschmidt <benh@kernel.crashing.org>
- * And anyone else who helped me on this.
- */
-
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-#include <linux/mv643xx.h>
-#include <linux/pci.h>
-
-#define PEGASOS2_MARVELL_REGBASE (0xf1000000)
-#define PEGASOS2_MARVELL_REGSIZE (0x00004000)
-#define PEGASOS2_SRAM_BASE (0xf2000000)
-#define PEGASOS2_SRAM_SIZE (256*1024)
-
-#define PEGASOS2_SRAM_BASE_ETH0 (PEGASOS2_SRAM_BASE)
-#define PEGASOS2_SRAM_BASE_ETH1 (PEGASOS2_SRAM_BASE_ETH0 + (PEGASOS2_SRAM_SIZE / 2) )
-
-
-#define PEGASOS2_SRAM_RXRING_SIZE (PEGASOS2_SRAM_SIZE/4)
-#define PEGASOS2_SRAM_TXRING_SIZE (PEGASOS2_SRAM_SIZE/4)
-
-#undef BE_VERBOSE
-
-static struct resource mv643xx_eth_shared_resources[] = {
- [0] = {
- .name = "ethernet shared base",
- .start = 0xf1000000 + MV643XX_ETH_SHARED_REGS,
- .end = 0xf1000000 + MV643XX_ETH_SHARED_REGS +
- MV643XX_ETH_SHARED_REGS_SIZE - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device mv643xx_eth_shared_device = {
- .name = MV643XX_ETH_SHARED_NAME,
- .id = 0,
- .num_resources = ARRAY_SIZE(mv643xx_eth_shared_resources),
- .resource = mv643xx_eth_shared_resources,
-};
-
-static struct resource mv643xx_eth0_resources[] = {
- [0] = {
- .name = "eth0 irq",
- .start = 9,
- .end = 9,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-
-static struct mv643xx_eth_platform_data eth0_pd = {
- .tx_sram_addr = PEGASOS2_SRAM_BASE_ETH0,
- .tx_sram_size = PEGASOS2_SRAM_TXRING_SIZE,
- .tx_queue_size = PEGASOS2_SRAM_TXRING_SIZE/16,
-
- .rx_sram_addr = PEGASOS2_SRAM_BASE_ETH0 + PEGASOS2_SRAM_TXRING_SIZE,
- .rx_sram_size = PEGASOS2_SRAM_RXRING_SIZE,
- .rx_queue_size = PEGASOS2_SRAM_RXRING_SIZE/16,
-};
-
-static struct platform_device eth0_device = {
- .name = MV643XX_ETH_NAME,
- .id = 0,
- .num_resources = ARRAY_SIZE(mv643xx_eth0_resources),
- .resource = mv643xx_eth0_resources,
- .dev = {
- .platform_data = ð0_pd,
- },
-};
-
-static struct resource mv643xx_eth1_resources[] = {
- [0] = {
- .name = "eth1 irq",
- .start = 9,
- .end = 9,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth1_pd = {
- .tx_sram_addr = PEGASOS2_SRAM_BASE_ETH1,
- .tx_sram_size = PEGASOS2_SRAM_TXRING_SIZE,
- .tx_queue_size = PEGASOS2_SRAM_TXRING_SIZE/16,
-
- .rx_sram_addr = PEGASOS2_SRAM_BASE_ETH1 + PEGASOS2_SRAM_TXRING_SIZE,
- .rx_sram_size = PEGASOS2_SRAM_RXRING_SIZE,
- .rx_queue_size = PEGASOS2_SRAM_RXRING_SIZE/16,
-};
-
-static struct platform_device eth1_device = {
- .name = MV643XX_ETH_NAME,
- .id = 1,
- .num_resources = ARRAY_SIZE(mv643xx_eth1_resources),
- .resource = mv643xx_eth1_resources,
- .dev = {
- .platform_data = ð1_pd,
- },
-};
-
-static struct platform_device *mv643xx_eth_pd_devs[] __initdata = {
- &mv643xx_eth_shared_device,
- ð0_device,
- ð1_device,
-};
-
-/***********/
-/***********/
-#define MV_READ(offset,val) { val = readl(mv643xx_reg_base + offset); }
-#define MV_WRITE(offset,data) writel(data, mv643xx_reg_base + offset)
-
-static void __iomem *mv643xx_reg_base;
-
-static int Enable_SRAM(void)
-{
- u32 ALong;
-
- if (mv643xx_reg_base == NULL)
- mv643xx_reg_base = ioremap(PEGASOS2_MARVELL_REGBASE,
- PEGASOS2_MARVELL_REGSIZE);
-
- if (mv643xx_reg_base == NULL)
- return -ENOMEM;
-
-#ifdef BE_VERBOSE
- printk("Pegasos II/Marvell MV64361: register remapped from %p to %p\n",
- (void *)PEGASOS2_MARVELL_REGBASE, (void *)mv643xx_reg_base);
-#endif
-
- MV_WRITE(MV64340_SRAM_CONFIG, 0);
-
- MV_WRITE(MV64340_INTEGRATED_SRAM_BASE_ADDR, PEGASOS2_SRAM_BASE >> 16);
-
- MV_READ(MV64340_BASE_ADDR_ENABLE, ALong);
- ALong &= ~(1 << 19);
- MV_WRITE(MV64340_BASE_ADDR_ENABLE, ALong);
-
- ALong = 0x02;
- ALong |= PEGASOS2_SRAM_BASE & 0xffff0000;
- MV_WRITE(MV643XX_ETH_BAR_4, ALong);
-
- MV_WRITE(MV643XX_ETH_SIZE_REG_4, (PEGASOS2_SRAM_SIZE-1) & 0xffff0000);
-
- MV_READ(MV643XX_ETH_BASE_ADDR_ENABLE_REG, ALong);
- ALong &= ~(1 << 4);
- MV_WRITE(MV643XX_ETH_BASE_ADDR_ENABLE_REG, ALong);
-
-#ifdef BE_VERBOSE
- printk("Pegasos II/Marvell MV64361: register unmapped\n");
- printk("Pegasos II/Marvell MV64361: SRAM at %p, size=%x\n", (void*) PEGASOS2_SRAM_BASE, PEGASOS2_SRAM_SIZE);
-#endif
-
- iounmap(mv643xx_reg_base);
- mv643xx_reg_base = NULL;
-
- return 1;
-}
-
-
-/***********/
-/***********/
-int mv643xx_eth_add_pds(void)
-{
- int ret = 0;
- static struct pci_device_id pci_marvell_mv64360[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, PCI_DEVICE_ID_MARVELL_MV64360) },
- { }
- };
-
-#ifdef BE_VERBOSE
- printk("Pegasos II/Marvell MV64361: init\n");
-#endif
-
- if (pci_dev_present(pci_marvell_mv64360)) {
- ret = platform_add_devices(mv643xx_eth_pd_devs,
- ARRAY_SIZE(mv643xx_eth_pd_devs));
-
- if ( Enable_SRAM() < 0)
- {
- eth0_pd.tx_sram_addr = 0;
- eth0_pd.tx_sram_size = 0;
- eth0_pd.rx_sram_addr = 0;
- eth0_pd.rx_sram_size = 0;
-
- eth1_pd.tx_sram_addr = 0;
- eth1_pd.tx_sram_size = 0;
- eth1_pd.rx_sram_addr = 0;
- eth1_pd.rx_sram_size = 0;
-
-#ifdef BE_VERBOSE
- printk("Pegasos II/Marvell MV64361: Can't enable the "
- "SRAM\n");
-#endif
- }
- }
-
-#ifdef BE_VERBOSE
- printk("Pegasos II/Marvell MV64361: init is over\n");
-#endif
-
- return ret;
-}
-
-device_initcall(mv643xx_eth_add_pds);
diff --git a/arch/ppc/platforms/chrp_setup.c b/arch/ppc/platforms/chrp_setup.c
deleted file mode 100644
index f9fd3f4..0000000
--- a/arch/ppc/platforms/chrp_setup.c
+++ /dev/null
@@ -1,669 +0,0 @@
-/*
- * Copyright (C) 1995 Linus Torvalds
- * Adapted from 'alpha' version by Gary Thomas
- * Modified by Cort Dougan (cort@cs.nmt.edu)
- */
-
-/*
- * bootup setup stuff..
- */
-
-#include <linux/config.h>
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/stddef.h>
-#include <linux/unistd.h>
-#include <linux/ptrace.h>
-#include <linux/slab.h>
-#include <linux/user.h>
-#include <linux/a.out.h>
-#include <linux/tty.h>
-#include <linux/major.h>
-#include <linux/interrupt.h>
-#include <linux/reboot.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/version.h>
-#include <linux/adb.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/ide.h>
-#include <linux/console.h>
-#include <linux/seq_file.h>
-#include <linux/root_dev.h>
-#include <linux/initrd.h>
-#include <linux/module.h>
-
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/prom.h>
-#include <asm/gg2.h>
-#include <asm/pci-bridge.h>
-#include <asm/dma.h>
-#include <asm/machdep.h>
-#include <asm/irq.h>
-#include <asm/hydra.h>
-#include <asm/sections.h>
-#include <asm/time.h>
-#include <asm/btext.h>
-#include <asm/i8259.h>
-#include <asm/open_pic.h>
-#include <asm/xmon.h>
-#include "mem_pieces.h"
-
-unsigned long chrp_get_rtc_time(void);
-int chrp_set_rtc_time(unsigned long nowtime);
-void chrp_calibrate_decr(void);
-long chrp_time_init(void);
-
-void chrp_find_bridges(void);
-void chrp_event_scan(void);
-void rtas_display_progress(char *, unsigned short);
-void rtas_indicator_progress(char *, unsigned short);
-void btext_progress(char *, unsigned short);
-
-extern int of_show_percpuinfo(struct seq_file *, int);
-
-int _chrp_type;
-EXPORT_SYMBOL(_chrp_type);
-
-/*
- * XXX this should be in xmon.h, but putting it there means xmon.h
- * has to include <linux/interrupt.h> (to get irqreturn_t), which
- * causes all sorts of problems. -- paulus
- */
-extern irqreturn_t xmon_irq(int, void *, struct pt_regs *);
-
-extern dev_t boot_dev;
-
-extern PTE *Hash, *Hash_end;
-extern unsigned long Hash_size, Hash_mask;
-extern int probingmem;
-extern unsigned long loops_per_jiffy;
-static int max_width;
-
-#ifdef CONFIG_SMP
-extern struct smp_ops_t chrp_smp_ops;
-#endif
-
-static const char *gg2_memtypes[4] = {
- "FPM", "SDRAM", "EDO", "BEDO"
-};
-static const char *gg2_cachesizes[4] = {
- "256 KB", "512 KB", "1 MB", "Reserved"
-};
-static const char *gg2_cachetypes[4] = {
- "Asynchronous", "Reserved", "Flow-Through Synchronous",
- "Pipelined Synchronous"
-};
-static const char *gg2_cachemodes[4] = {
- "Disabled", "Write-Through", "Copy-Back", "Transparent Mode"
-};
-
-int
-chrp_show_cpuinfo(struct seq_file *m)
-{
- int i, sdramen;
- unsigned int t;
- struct device_node *root;
- const char *model = "";
-
- root = find_path_device("/");
- if (root)
- model = get_property(root, "model", NULL);
- seq_printf(m, "machine\t\t: CHRP %s\n", model);
-
- /* longtrail (goldengate) stuff */
- if (!strncmp(model, "IBM,LongTrail", 13)) {
- /* VLSI VAS96011/12 `Golden Gate 2' */
- /* Memory banks */
- sdramen = (in_le32(gg2_pci_config_base + GG2_PCI_DRAM_CTRL)
- >>31) & 1;
- for (i = 0; i < (sdramen ? 4 : 6); i++) {
- t = in_le32(gg2_pci_config_base+
- GG2_PCI_DRAM_BANK0+
- i*4);
- if (!(t & 1))
- continue;
- switch ((t>>8) & 0x1f) {
- case 0x1f:
- model = "4 MB";
- break;
- case 0x1e:
- model = "8 MB";
- break;
- case 0x1c:
- model = "16 MB";
- break;
- case 0x18:
- model = "32 MB";
- break;
- case 0x10:
- model = "64 MB";
- break;
- case 0x00:
- model = "128 MB";
- break;
- default:
- model = "Reserved";
- break;
- }
- seq_printf(m, "memory bank %d\t: %s %s\n", i, model,
- gg2_memtypes[sdramen ? 1 : ((t>>1) & 3)]);
- }
- /* L2 cache */
- t = in_le32(gg2_pci_config_base+GG2_PCI_CC_CTRL);
- seq_printf(m, "board l2\t: %s %s (%s)\n",
- gg2_cachesizes[(t>>7) & 3],
- gg2_cachetypes[(t>>2) & 3],
- gg2_cachemodes[t & 3]);
- }
- return 0;
-}
-
-/*
- * Fixes for the National Semiconductor PC78308VUL SuperI/O
- *
- * Some versions of Open Firmware incorrectly initialize the IRQ settings
- * for keyboard and mouse
- */
-static inline void __init sio_write(u8 val, u8 index)
-{
- outb(index, 0x15c);
- outb(val, 0x15d);
-}
-
-static inline u8 __init sio_read(u8 index)
-{
- outb(index, 0x15c);
- return inb(0x15d);
-}
-
-static void __init sio_fixup_irq(const char *name, u8 device, u8 level,
- u8 type)
-{
- u8 level0, type0, active;
-
- /* select logical device */
- sio_write(device, 0x07);
- active = sio_read(0x30);
- level0 = sio_read(0x70);
- type0 = sio_read(0x71);
- if (level0 != level || type0 != type || !active) {
- printk(KERN_WARNING "sio: %s irq level %d, type %d, %sactive: "
- "remapping to level %d, type %d, active\n",
- name, level0, type0, !active ? "in" : "", level, type);
- sio_write(0x01, 0x30);
- sio_write(level, 0x70);
- sio_write(type, 0x71);
- }
-}
-
-static void __init sio_init(void)
-{
- struct device_node *root;
-
- if ((root = find_path_device("/")) &&
- !strncmp(get_property(root, "model", NULL), "IBM,LongTrail", 13)) {
- /* logical device 0 (KBC/Keyboard) */
- sio_fixup_irq("keyboard", 0, 1, 2);
- /* select logical device 1 (KBC/Mouse) */
- sio_fixup_irq("mouse", 1, 12, 2);
- }
-}
-
-
-static void __init pegasos_set_l2cr(void)
-{
- struct device_node *np;
-
- /* On Pegasos, enable the l2 cache if needed, as the OF forgets it */
- if (_chrp_type != _CHRP_Pegasos)
- return;
-
- /* Enable L2 cache if needed */
- np = find_type_devices("cpu");
- if (np != NULL) {
- unsigned int *l2cr = (unsigned int *)
- get_property (np, "l2cr", NULL);
- if (l2cr == NULL) {
- printk ("Pegasos l2cr : no cpu l2cr property found\n");
- return;
- }
- if (!((*l2cr) & 0x80000000)) {
- printk ("Pegasos l2cr : L2 cache was not active, "
- "activating\n");
- _set_L2CR(0);
- _set_L2CR((*l2cr) | 0x80000000);
- }
- }
-}
-
-void __init chrp_setup_arch(void)
-{
- struct device_node *device;
-
- /* init to some ~sane value until calibrate_delay() runs */
- loops_per_jiffy = 50000000/HZ;
-
-#ifdef CONFIG_BLK_DEV_INITRD
- /* this is fine for chrp */
- initrd_below_start_ok = 1;
-
- if (initrd_start)
- ROOT_DEV = Root_RAM0;
- else
-#endif
- ROOT_DEV = Root_SDA2; /* sda2 (sda1 is for the kernel) */
-
- /* On pegasos, enable the L2 cache if not already done by OF */
- pegasos_set_l2cr();
-
- /* Lookup PCI host bridges */
- chrp_find_bridges();
-
-#ifndef CONFIG_PPC64BRIDGE
- /*
- * Temporary fixes for PCI devices.
- * -- Geert
- */
- hydra_init(); /* Mac I/O */
-
-#endif /* CONFIG_PPC64BRIDGE */
-
- /*
- * Fix the Super I/O configuration
- */
- sio_init();
-
- /* Get the event scan rate for the rtas so we know how
- * often it expects a heartbeat. -- Cort
- */
- if ( rtas_data ) {
- struct property *p;
- device = find_devices("rtas");
- for ( p = device->properties;
- p && strncmp(p->name, "rtas-event-scan-rate", 20);
- p = p->next )
- /* nothing */ ;
- if ( p && *(unsigned long *)p->value ) {
- ppc_md.heartbeat = chrp_event_scan;
- ppc_md.heartbeat_reset = (HZ/(*(unsigned long *)p->value)*30)-1;
- ppc_md.heartbeat_count = 1;
- printk("RTAS Event Scan Rate: %lu (%lu jiffies)\n",
- *(unsigned long *)p->value, ppc_md.heartbeat_reset );
- }
- }
-
- pci_create_OF_bus_map();
-}
-
-void
-chrp_event_scan(void)
-{
- unsigned char log[1024];
- unsigned long ret = 0;
- /* XXX: we should loop until the hardware says no more error logs -- Cort */
- call_rtas( "event-scan", 4, 1, &ret, 0xffffffff, 0,
- __pa(log), 1024 );
- ppc_md.heartbeat_count = ppc_md.heartbeat_reset;
-}
-
-void
-chrp_restart(char *cmd)
-{
- printk("RTAS system-reboot returned %d\n",
- call_rtas("system-reboot", 0, 1, NULL));
- for (;;);
-}
-
-void
-chrp_power_off(void)
-{
- /* allow power on only with power button press */
- printk("RTAS power-off returned %d\n",
- call_rtas("power-off", 2, 1, NULL,0xffffffff,0xffffffff));
- for (;;);
-}
-
-void
-chrp_halt(void)
-{
- chrp_power_off();
-}
-
-/*
- * Finds the open-pic node and sets OpenPIC_Addr based on its reg property.
- * Then checks if it has an interrupt-ranges property. If it does then
- * we have a distributed open-pic, so call openpic_set_sources to tell
- * the openpic code where to find the interrupt source registers.
- */
-static void __init chrp_find_openpic(void)
-{
- struct device_node *np;
- int len, i;
- unsigned int *iranges;
- void __iomem *isu;
-
- np = find_type_devices("open-pic");
- if (np == NULL || np->n_addrs == 0)
- return;
- printk(KERN_INFO "OpenPIC at %x (size %x)\n",
- np->addrs[0].address, np->addrs[0].size);
- OpenPIC_Addr = ioremap(np->addrs[0].address, 0x40000);
- if (OpenPIC_Addr == NULL) {
- printk(KERN_ERR "Failed to map OpenPIC!\n");
- return;
- }
-
- iranges = (unsigned int *) get_property(np, "interrupt-ranges", &len);
- if (iranges == NULL || len < 2 * sizeof(unsigned int))
- return; /* not distributed */
-
- /*
- * The first pair of cells in interrupt-ranges refers to the
- * IDU; subsequent pairs refer to the ISUs.
- */
- len /= 2 * sizeof(unsigned int);
- if (np->n_addrs < len) {
- printk(KERN_ERR "Insufficient addresses for distributed"
- " OpenPIC (%d < %d)\n", np->n_addrs, len);
- return;
- }
- if (iranges[1] != 0) {
- printk(KERN_INFO "OpenPIC irqs %d..%d in IDU\n",
- iranges[0], iranges[0] + iranges[1] - 1);
- openpic_set_sources(iranges[0], iranges[1], NULL);
- }
- for (i = 1; i < len; ++i) {
- iranges += 2;
- printk(KERN_INFO "OpenPIC irqs %d..%d in ISU at %x (%x)\n",
- iranges[0], iranges[0] + iranges[1] - 1,
- np->addrs[i].address, np->addrs[i].size);
- isu = ioremap(np->addrs[i].address, np->addrs[i].size);
- if (isu != NULL)
- openpic_set_sources(iranges[0], iranges[1], isu);
- else
- printk(KERN_ERR "Failed to map OpenPIC ISU at %x!\n",
- np->addrs[i].address);
- }
-}
-
-#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON)
-static struct irqaction xmon_irqaction = {
- .handler = xmon_irq,
- .mask = CPU_MASK_NONE,
- .name = "XMON break",
-};
-#endif
-
-void __init chrp_init_IRQ(void)
-{
- struct device_node *np;
- unsigned long chrp_int_ack = 0;
- unsigned char init_senses[NR_IRQS - NUM_8259_INTERRUPTS];
-#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON)
- struct device_node *kbd;
-#endif
-
- for (np = find_devices("pci"); np != NULL; np = np->next) {
- unsigned int *addrp = (unsigned int *)
- get_property(np, "8259-interrupt-acknowledge", NULL);
-
- if (addrp == NULL)
- continue;
- chrp_int_ack = addrp[prom_n_addr_cells(np)-1];
- break;
- }
- if (np == NULL)
- printk(KERN_ERR "Cannot find PCI interrupt acknowledge address\n");
-
- chrp_find_openpic();
-
- if (OpenPIC_Addr) {
- prom_get_irq_senses(init_senses, NUM_8259_INTERRUPTS, NR_IRQS);
- OpenPIC_InitSenses = init_senses;
- OpenPIC_NumInitSenses = NR_IRQS - NUM_8259_INTERRUPTS;
-
- openpic_init(NUM_8259_INTERRUPTS);
- /* We have a cascade on OpenPIC IRQ 0, Linux IRQ 16 */
- openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade",
- i8259_irq);
-
- }
- i8259_init(chrp_int_ack, 0);
-
-#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON)
- /* see if there is a keyboard in the device tree
- with a parent of type "adb" */
- for (kbd = find_devices("keyboard"); kbd; kbd = kbd->next)
- if (kbd->parent && kbd->parent->type
- && strcmp(kbd->parent->type, "adb") == 0)
- break;
- if (kbd)
- setup_irq(HYDRA_INT_ADB_NMI, &xmon_irqaction);
-#endif
-}
-
-void __init
-chrp_init2(void)
-{
-#ifdef CONFIG_NVRAM
- chrp_nvram_init();
-#endif
-
- request_region(0x20,0x20,"pic1");
- request_region(0xa0,0x20,"pic2");
- request_region(0x00,0x20,"dma1");
- request_region(0x40,0x20,"timer");
- request_region(0x80,0x10,"dma page reg");
- request_region(0xc0,0x20,"dma2");
-
- if (ppc_md.progress)
- ppc_md.progress(" Have fun! ", 0x7777);
-}
-
-static struct device_node *memory_node;
-
-static int __init get_mem_prop(char *name, struct mem_pieces *mp)
-{
- struct reg_property *rp;
- int i, s;
- unsigned int *ip;
- int nac = prom_n_addr_cells(memory_node);
- int nsc = prom_n_size_cells(memory_node);
-
- ip = (unsigned int *) get_property(memory_node, name, &s);
- if (ip == NULL) {
- printk(KERN_ERR "error: couldn't get %s property on /memory\n",
- name);
- return 0;
- }
- s /= (nsc + nac) * 4;
- rp = mp->regions;
- for (i = 0; i < s; ++i, ip += nac+nsc) {
- if (nac >= 2 && ip[nac-2] != 0)
- continue;
- rp->address = ip[nac-1];
- if (nsc >= 2 && ip[nac+nsc-2] != 0)
- rp->size = ~0U;
- else
- rp->size = ip[nac+nsc-1];
- ++rp;
- }
- mp->n_regions = rp - mp->regions;
-
- /* Make sure the pieces are sorted. */
- mem_pieces_sort(mp);
- mem_pieces_coalesce(mp);
- return 1;
-}
-
-static unsigned long __init chrp_find_end_of_memory(void)
-{
- unsigned long a, total;
- struct mem_pieces phys_mem;
-
- /*
- * Find out where physical memory is, and check that it
- * starts at 0 and is contiguous. It seems that RAM is
- * always physically contiguous on Power Macintoshes.
- *
- * Supporting discontiguous physical memory isn't hard,
- * it just makes the virtual <-> physical mapping functions
- * more complicated (or else you end up wasting space
- * in mem_map).
- */
- memory_node = find_devices("memory");
- if (memory_node == NULL || !get_mem_prop("reg", &phys_mem)
- || phys_mem.n_regions == 0)
- panic("No RAM??");
- a = phys_mem.regions[0].address;
- if (a != 0)
- panic("RAM doesn't start at physical address 0");
- total = phys_mem.regions[0].size;
-
- if (phys_mem.n_regions > 1) {
- printk("RAM starting at 0x%x is not contiguous\n",
- phys_mem.regions[1].address);
- printk("Using RAM from 0 to 0x%lx\n", total-1);
- }
-
- return total;
-}
-
-void __init
-chrp_init(unsigned long r3, unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7)
-{
- struct device_node *root = find_path_device ("/");
- char *machine = NULL;
-
-#ifdef CONFIG_BLK_DEV_INITRD
- /* take care of initrd if we have one */
- if ( r6 )
- {
- initrd_start = r6 + KERNELBASE;
- initrd_end = r6 + r7 + KERNELBASE;
- }
-#endif /* CONFIG_BLK_DEV_INITRD */
-
- ISA_DMA_THRESHOLD = ~0L;
- DMA_MODE_READ = 0x44;
- DMA_MODE_WRITE = 0x48;
- isa_io_base = CHRP_ISA_IO_BASE; /* default value */
- ppc_do_canonicalize_irqs = 1;
-
- if (root)
- machine = get_property(root, "model", NULL);
- if (machine && strncmp(machine, "Pegasos", 7) == 0) {
- _chrp_type = _CHRP_Pegasos;
- } else if (machine && strncmp(machine, "IBM", 3) == 0) {
- _chrp_type = _CHRP_IBM;
- } else if (machine && strncmp(machine, "MOT", 3) == 0) {
- _chrp_type = _CHRP_Motorola;
- } else {
- /* Let's assume it is an IBM chrp if all else fails */
- _chrp_type = _CHRP_IBM;
- }
-
- ppc_md.setup_arch = chrp_setup_arch;
- ppc_md.show_percpuinfo = of_show_percpuinfo;
- ppc_md.show_cpuinfo = chrp_show_cpuinfo;
-
- ppc_md.init_IRQ = chrp_init_IRQ;
- if (_chrp_type == _CHRP_Pegasos)
- ppc_md.get_irq = i8259_irq;
- else
- ppc_md.get_irq = openpic_get_irq;
-
- ppc_md.init = chrp_init2;
-
- ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot;
-
- ppc_md.restart = chrp_restart;
- ppc_md.power_off = chrp_power_off;
- ppc_md.halt = chrp_halt;
-
- ppc_md.time_init = chrp_time_init;
- ppc_md.set_rtc_time = chrp_set_rtc_time;
- ppc_md.get_rtc_time = chrp_get_rtc_time;
- ppc_md.calibrate_decr = chrp_calibrate_decr;
-
- ppc_md.find_end_of_memory = chrp_find_end_of_memory;
-
- if (rtas_data) {
- struct device_node *rtas;
- unsigned int *p;
-
- rtas = find_devices("rtas");
- if (rtas != NULL) {
- if (get_property(rtas, "display-character", NULL)) {
- ppc_md.progress = rtas_display_progress;
- p = (unsigned int *) get_property
- (rtas, "ibm,display-line-length", NULL);
- if (p)
- max_width = *p;
- } else if (get_property(rtas, "set-indicator", NULL))
- ppc_md.progress = rtas_indicator_progress;
- }
- }
-#ifdef CONFIG_BOOTX_TEXT
- if (ppc_md.progress == NULL && boot_text_mapped)
- ppc_md.progress = btext_progress;
-#endif
-
-#ifdef CONFIG_SMP
- smp_ops = &chrp_smp_ops;
-#endif /* CONFIG_SMP */
-
- /*
- * Print the banner, then scroll down so boot progress
- * can be printed. -- Cort
- */
- if (ppc_md.progress) ppc_md.progress("Linux/PPC "UTS_RELEASE"\n", 0x0);
-}
-
-void
-rtas_display_progress(char *s, unsigned short hex)
-{
- int width;
- char *os = s;
-
- if ( call_rtas( "display-character", 1, 1, NULL, '\r' ) )
- return;
-
- width = max_width;
- while ( *os )
- {
- if ( (*os == '\n') || (*os == '\r') )
- width = max_width;
- else
- width--;
- call_rtas( "display-character", 1, 1, NULL, *os++ );
- /* if we overwrite the screen length */
- if ( width == 0 )
- while ( (*os != 0) && (*os != '\n') && (*os != '\r') )
- os++;
- }
-
- /*while ( width-- > 0 )*/
- call_rtas( "display-character", 1, 1, NULL, ' ' );
-}
-
-void
-rtas_indicator_progress(char *s, unsigned short hex)
-{
- call_rtas("set-indicator", 3, 1, NULL, 6, 0, hex);
-}
-
-#ifdef CONFIG_BOOTX_TEXT
-void
-btext_progress(char *s, unsigned short hex)
-{
- prom_print(s);
- prom_print("\n");
-}
-#endif /* CONFIG_BOOTX_TEXT */
diff --git a/arch/ppc/platforms/chrp_smp.c b/arch/ppc/platforms/chrp_smp.c
deleted file mode 100644
index 97e5395..0000000
--- a/arch/ppc/platforms/chrp_smp.c
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * Smp support for CHRP machines.
- *
- * Written by Cort Dougan (cort@cs.nmt.edu) borrowing a great
- * deal of code from the sparc and intel versions.
- *
- * Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
- *
- */
-
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/smp.h>
-#include <linux/smp_lock.h>
-#include <linux/interrupt.h>
-#include <linux/kernel_stat.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-
-#include <asm/ptrace.h>
-#include <asm/atomic.h>
-#include <asm/irq.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include <asm/sections.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/smp.h>
-#include <asm/residual.h>
-#include <asm/time.h>
-#include <asm/open_pic.h>
-#include <asm/machdep.h>
-
-extern unsigned long smp_chrp_cpu_nr;
-
-static int __init
-smp_chrp_probe(void)
-{
- if (smp_chrp_cpu_nr > 1)
- openpic_request_IPIs();
-
- return smp_chrp_cpu_nr;
-}
-
-static void __devinit
-smp_chrp_kick_cpu(int nr)
-{
- *(unsigned long *)KERNELBASE = nr;
- asm volatile("dcbf 0,%0"::"r"(KERNELBASE):"memory");
-}
-
-static void __devinit
-smp_chrp_setup_cpu(int cpu_nr)
-{
- if (OpenPIC_Addr)
- do_openpic_setup_cpu();
-}
-
-static DEFINE_SPINLOCK(timebase_lock);
-static unsigned int timebase_upper = 0, timebase_lower = 0;
-
-void __devinit
-smp_chrp_give_timebase(void)
-{
- spin_lock(&timebase_lock);
- call_rtas("freeze-time-base", 0, 1, NULL);
- timebase_upper = get_tbu();
- timebase_lower = get_tbl();
- spin_unlock(&timebase_lock);
-
- while (timebase_upper || timebase_lower)
- barrier();
- call_rtas("thaw-time-base", 0, 1, NULL);
-}
-
-void __devinit
-smp_chrp_take_timebase(void)
-{
- while (!(timebase_upper || timebase_lower))
- barrier();
- spin_lock(&timebase_lock);
- set_tb(timebase_upper, timebase_lower);
- timebase_upper = 0;
- timebase_lower = 0;
- spin_unlock(&timebase_lock);
- printk("CPU %i taken timebase\n", smp_processor_id());
-}
-
-/* CHRP with openpic */
-struct smp_ops_t chrp_smp_ops = {
- .message_pass = smp_openpic_message_pass,
- .probe = smp_chrp_probe,
- .kick_cpu = smp_chrp_kick_cpu,
- .setup_cpu = smp_chrp_setup_cpu,
- .give_timebase = smp_chrp_give_timebase,
- .take_timebase = smp_chrp_take_timebase,
-};
diff --git a/arch/ppc/platforms/chrp_time.c b/arch/ppc/platforms/chrp_time.c
deleted file mode 100644
index 51e06ad..0000000
--- a/arch/ppc/platforms/chrp_time.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * Copyright (C) 1991, 1992, 1995 Linus Torvalds
- *
- * Adapted for PowerPC (PReP) by Gary Thomas
- * Modified by Cort Dougan (cort@cs.nmt.edu).
- * Copied and modified from arch/i386/kernel/time.c
- *
- */
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/time.h>
-#include <linux/timex.h>
-#include <linux/kernel_stat.h>
-#include <linux/mc146818rtc.h>
-#include <linux/init.h>
-#include <linux/bcd.h>
-
-#include <asm/io.h>
-#include <asm/nvram.h>
-#include <asm/prom.h>
-#include <asm/sections.h>
-#include <asm/time.h>
-
-extern spinlock_t rtc_lock;
-
-static int nvram_as1 = NVRAM_AS1;
-static int nvram_as0 = NVRAM_AS0;
-static int nvram_data = NVRAM_DATA;
-
-long __init chrp_time_init(void)
-{
- struct device_node *rtcs;
- int base;
-
- rtcs = find_compatible_devices("rtc", "pnpPNP,b00");
- if (rtcs == NULL)
- rtcs = find_compatible_devices("rtc", "ds1385-rtc");
- if (rtcs == NULL || rtcs->addrs == NULL)
- return 0;
- base = rtcs->addrs[0].address;
- nvram_as1 = 0;
- nvram_as0 = base;
- nvram_data = base + 1;
-
- return 0;
-}
-
-int chrp_cmos_clock_read(int addr)
-{
- if (nvram_as1 != 0)
- outb(addr>>8, nvram_as1);
- outb(addr, nvram_as0);
- return (inb(nvram_data));
-}
-
-void chrp_cmos_clock_write(unsigned long val, int addr)
-{
- if (nvram_as1 != 0)
- outb(addr>>8, nvram_as1);
- outb(addr, nvram_as0);
- outb(val, nvram_data);
- return;
-}
-
-/*
- * Set the hardware clock. -- Cort
- */
-int chrp_set_rtc_time(unsigned long nowtime)
-{
- unsigned char save_control, save_freq_select;
- struct rtc_time tm;
-
- spin_lock(&rtc_lock);
- to_tm(nowtime, &tm);
-
- save_control = chrp_cmos_clock_read(RTC_CONTROL); /* tell the clock it's being set */
-
- chrp_cmos_clock_write((save_control|RTC_SET), RTC_CONTROL);
-
- save_freq_select = chrp_cmos_clock_read(RTC_FREQ_SELECT); /* stop and reset prescaler */
-
- chrp_cmos_clock_write((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
-
- tm.tm_year -= 1900;
- if (!(save_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) {
- BIN_TO_BCD(tm.tm_sec);
- BIN_TO_BCD(tm.tm_min);
- BIN_TO_BCD(tm.tm_hour);
- BIN_TO_BCD(tm.tm_mon);
- BIN_TO_BCD(tm.tm_mday);
- BIN_TO_BCD(tm.tm_year);
- }
- chrp_cmos_clock_write(tm.tm_sec,RTC_SECONDS);
- chrp_cmos_clock_write(tm.tm_min,RTC_MINUTES);
- chrp_cmos_clock_write(tm.tm_hour,RTC_HOURS);
- chrp_cmos_clock_write(tm.tm_mon,RTC_MONTH);
- chrp_cmos_clock_write(tm.tm_mday,RTC_DAY_OF_MONTH);
- chrp_cmos_clock_write(tm.tm_year,RTC_YEAR);
-
- /* The following flags have to be released exactly in this order,
- * otherwise the DS12887 (popular MC146818A clone with integrated
- * battery and quartz) will not reset the oscillator and will not
- * update precisely 500 ms later. You won't find this mentioned in
- * the Dallas Semiconductor data sheets, but who believes data
- * sheets anyway ... -- Markus Kuhn
- */
- chrp_cmos_clock_write(save_control, RTC_CONTROL);
- chrp_cmos_clock_write(save_freq_select, RTC_FREQ_SELECT);
-
- spin_unlock(&rtc_lock);
- return 0;
-}
-
-unsigned long chrp_get_rtc_time(void)
-{
- unsigned int year, mon, day, hour, min, sec;
-
- do {
- sec = chrp_cmos_clock_read(RTC_SECONDS);
- min = chrp_cmos_clock_read(RTC_MINUTES);
- hour = chrp_cmos_clock_read(RTC_HOURS);
- day = chrp_cmos_clock_read(RTC_DAY_OF_MONTH);
- mon = chrp_cmos_clock_read(RTC_MONTH);
- year = chrp_cmos_clock_read(RTC_YEAR);
- } while (sec != chrp_cmos_clock_read(RTC_SECONDS));
-
- if (!(chrp_cmos_clock_read(RTC_CONTROL) & RTC_DM_BINARY)
- || RTC_ALWAYS_BCD) {
- BCD_TO_BIN(sec);
- BCD_TO_BIN(min);
- BCD_TO_BIN(hour);
- BCD_TO_BIN(day);
- BCD_TO_BIN(mon);
- BCD_TO_BIN(year);
- }
-
- year += 1900;
- if (year < 1970)
- year += 100;
- return mktime(year, mon, day, hour, min, sec);
-}
-
-/*
- * Calibrate the decrementer frequency with the VIA timer 1.
- */
-#define VIA_TIMER_FREQ_6 4700000 /* time 1 frequency * 6 */
-
-/* VIA registers */
-#define RS 0x200 /* skip between registers */
-#define T1CL (4*RS) /* Timer 1 ctr/latch (low 8 bits) */
-#define T1CH (5*RS) /* Timer 1 counter (high 8 bits) */
-#define T1LL (6*RS) /* Timer 1 latch (low 8 bits) */
-#define T1LH (7*RS) /* Timer 1 latch (high 8 bits) */
-#define ACR (11*RS) /* Auxiliary control register */
-#define IFR (13*RS) /* Interrupt flag register */
-
-/* Bits in ACR */
-#define T1MODE 0xc0 /* Timer 1 mode */
-#define T1MODE_CONT 0x40 /* continuous interrupts */
-
-/* Bits in IFR and IER */
-#define T1_INT 0x40 /* Timer 1 interrupt */
-
-static int __init chrp_via_calibrate_decr(void)
-{
- struct device_node *vias;
- volatile unsigned char __iomem *via;
- int count = VIA_TIMER_FREQ_6 / 100;
- unsigned int dstart, dend;
-
- vias = find_devices("via-cuda");
- if (vias == 0)
- vias = find_devices("via");
- if (vias == 0 || vias->n_addrs == 0)
- return 0;
- via = ioremap(vias->addrs[0].address, vias->addrs[0].size);
-
- /* set timer 1 for continuous interrupts */
- out_8(&via[ACR], (via[ACR] & ~T1MODE) | T1MODE_CONT);
- /* set the counter to a small value */
- out_8(&via[T1CH], 2);
- /* set the latch to `count' */
- out_8(&via[T1LL], count);
- out_8(&via[T1LH], count >> 8);
- /* wait until it hits 0 */
- while ((in_8(&via[IFR]) & T1_INT) == 0)
- ;
- dstart = get_dec();
- /* clear the interrupt & wait until it hits 0 again */
- in_8(&via[T1CL]);
- while ((in_8(&via[IFR]) & T1_INT) == 0)
- ;
- dend = get_dec();
-
- tb_ticks_per_jiffy = (dstart - dend) / ((6 * HZ)/100);
- tb_to_us = mulhwu_scale_factor(dstart - dend, 60000);
-
- printk(KERN_INFO "via_calibrate_decr: ticks per jiffy = %u (%u ticks)\n",
- tb_ticks_per_jiffy, dstart - dend);
-
- iounmap(via);
-
- return 1;
-}
-
-void __init chrp_calibrate_decr(void)
-{
- struct device_node *cpu;
- unsigned int freq, *fp;
-
- if (chrp_via_calibrate_decr())
- return;
-
- /*
- * The cpu node should have a timebase-frequency property
- * to tell us the rate at which the decrementer counts.
- */
- freq = 16666000; /* hardcoded default */
- cpu = find_type_devices("cpu");
- if (cpu != 0) {
- fp = (unsigned int *)
- get_property(cpu, "timebase-frequency", NULL);
- if (fp != 0)
- freq = *fp;
- }
- printk("time_init: decrementer frequency = %u.%.6u MHz\n",
- freq/1000000, freq%1000000);
- tb_ticks_per_jiffy = freq / HZ;
- tb_to_us = mulhwu_scale_factor(freq, 1000000);
-}
diff --git a/arch/ppc/platforms/lite5200.c b/arch/ppc/platforms/lite5200.c
index 5171b53..fecbe9a 100644
--- a/arch/ppc/platforms/lite5200.c
+++ b/arch/ppc/platforms/lite5200.c
@@ -34,8 +34,7 @@
#include <asm/mpc52xx.h>
#include <asm/ppc_sys.h>
#include <asm/machdep.h>
-
-#include <syslib/mpc52xx_pci.h>
+#include <asm/pci-bridge.h>
extern int powersave_nap;
@@ -68,44 +67,53 @@
}
#ifdef CONFIG_PCI
+#ifdef CONFIG_LITE5200B
+static int
+lite5200_map_irq(struct pci_dev *dev, unsigned char idsel,
+ unsigned char pin)
+{
+ static char pci_irq_table[][4] =
+ /*
+ * PCI IDSEL/INTPIN->INTLINE
+ * A B C D
+ */
+ {
+ {MPC52xx_IRQ0, MPC52xx_IRQ1, MPC52xx_IRQ2, MPC52xx_IRQ3},
+ {MPC52xx_IRQ1, MPC52xx_IRQ2, MPC52xx_IRQ3, MPC52xx_IRQ0},
+ };
+
+ const long min_idsel = 24, max_idsel = 25, irqs_per_slot = 4;
+ return PCI_IRQ_TABLE_LOOKUP;
+}
+#else /* Original Lite */
static int
lite5200_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
{
return (pin == 1) && (idsel==24) ? MPC52xx_IRQ0 : -1;
}
#endif
+#endif
static void __init
lite5200_setup_cpu(void)
{
- struct mpc52xx_cdm __iomem *cdm;
struct mpc52xx_gpio __iomem *gpio;
struct mpc52xx_intr __iomem *intr;
- struct mpc52xx_xlb __iomem *xlb;
u32 port_config;
u32 intr_ctrl;
/* Map zones */
- cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE);
gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE);
- xlb = ioremap(MPC52xx_PA(MPC52xx_XLB_OFFSET), MPC52xx_XLB_SIZE);
intr = ioremap(MPC52xx_PA(MPC52xx_INTR_OFFSET), MPC52xx_INTR_SIZE);
- if (!cdm || !gpio || !xlb || !intr) {
- printk("lite5200.c: Error while mapping CDM/GPIO/XLB/INTR during"
- "lite5200_setup_cpu\n");
+ if (!gpio || !intr) {
+ printk(KERN_ERR __FILE__ ": "
+ "Error while mapping GPIO/INTR during "
+ "lite5200_setup_cpu\n");
goto unmap_regs;
}
- /* Use internal 48 Mhz */
- out_8(&cdm->ext_48mhz_en, 0x00);
- out_8(&cdm->fd_enable, 0x01);
- if (in_be32(&cdm->rstcfg) & 0x40) /* Assumes 33Mhz clock */
- out_be16(&cdm->fd_counters, 0x0001);
- else
- out_be16(&cdm->fd_counters, 0x5555);
-
/* Get port mux config */
port_config = in_be32(&gpio->port_config);
@@ -116,29 +124,29 @@
port_config &= ~0x00007000; /* Differential mode - USB1 only */
port_config |= 0x00001000;
+ /* ATA CS is on csb_4/5 */
+ port_config &= ~0x03000000;
+ port_config |= 0x01000000;
+
/* Commit port config */
out_be32(&gpio->port_config, port_config);
- /* Configure the XLB Arbiter */
- out_be32(&xlb->master_pri_enable, 0xff);
- out_be32(&xlb->master_priority, 0x11111111);
-
- /* Enable ram snooping for 1GB window */
- out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_SNOOP);
- out_be32(&xlb->snoop_window, MPC52xx_PCI_TARGET_MEM | 0x1d);
-
- /* IRQ[0-3] setup : IRQ0 - Level Active Low */
- /* IRQ[1-3] - Level Active High */
+ /* IRQ[0-3] setup */
intr_ctrl = in_be32(&intr->ctrl);
intr_ctrl &= ~0x00ff0000;
- intr_ctrl |= 0x00c00000;
+#ifdef CONFIG_LITE5200B
+ /* IRQ[0-3] Level Active Low */
+ intr_ctrl |= 0x00ff0000;
+#else
+ /* IRQ0 Level Active Low
+ * IRQ[1-3] Level Active High */
+ intr_ctrl |= 0x00c00000;
+#endif
out_be32(&intr->ctrl, intr_ctrl);
/* Unmap reg zone */
unmap_regs:
- if (cdm) iounmap(cdm);
if (gpio) iounmap(gpio);
- if (xlb) iounmap(xlb);
if (intr) iounmap(intr);
}
@@ -146,7 +154,8 @@
lite5200_setup_arch(void)
{
/* CPU & Port mux setup */
- lite5200_setup_cpu();
+ mpc52xx_setup_cpu(); /* Generic */
+ lite5200_setup_cpu(); /* Platform specific */
#ifdef CONFIG_PCI
/* PCI Bridge setup */
diff --git a/arch/ppc/platforms/prep_setup.c b/arch/ppc/platforms/prep_setup.c
index d95c05d..e86f615 100644
--- a/arch/ppc/platforms/prep_setup.c
+++ b/arch/ppc/platforms/prep_setup.c
@@ -1067,15 +1067,13 @@
static int __init
prep_request_io(void)
{
- if (_machine == _MACH_prep) {
#ifdef CONFIG_NVRAM
- request_region(PREP_NVRAM_AS0, 0x8, "nvram");
+ request_region(PREP_NVRAM_AS0, 0x8, "nvram");
#endif
- request_region(0x00,0x20,"dma1");
- request_region(0x40,0x20,"timer");
- request_region(0x80,0x10,"dma page reg");
- request_region(0xc0,0x20,"dma2");
- }
+ request_region(0x00,0x20,"dma1");
+ request_region(0x40,0x20,"timer");
+ request_region(0x80,0x10,"dma page reg");
+ request_region(0xc0,0x20,"dma2");
return 0;
}
diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile
index 5cb62c6..490749c 100644
--- a/arch/ppc/syslib/Makefile
+++ b/arch/ppc/syslib/Makefile
@@ -38,8 +38,6 @@
obj-$(CONFIG_8xx) += m8xx_setup.o ppc8xx_pic.o $(wdt-mpc8xx-y) \
ppc_sys.o mpc8xx_devices.o mpc8xx_sys.o
obj-$(CONFIG_PCI_QSPAN) += qspan_pci.o
-obj-$(CONFIG_PPC_OF) += prom_init.o prom.o
-obj-$(CONFIG_PPC_CHRP) += open_pic.o
obj-$(CONFIG_PPC_PREP) += open_pic.o todc_time.o
obj-$(CONFIG_BAMBOO) += pci_auto.o todc_time.o
obj-$(CONFIG_CPCI690) += todc_time.o pci_auto.o
diff --git a/arch/ppc/syslib/mpc52xx_pci.c b/arch/ppc/syslib/mpc52xx_pci.c
index 9ec525f..5a5a7a9 100644
--- a/arch/ppc/syslib/mpc52xx_pci.c
+++ b/arch/ppc/syslib/mpc52xx_pci.c
@@ -225,7 +225,8 @@
/* The PCI Host bridge of MPC52xx has a prefetch memory resource
fixed to 1Gb. Doesn't fit in the resource system so we remove it */
if ( (dev->vendor == PCI_VENDOR_ID_MOTOROLA) &&
- (dev->device == PCI_DEVICE_ID_MOTOROLA_MPC5200) ) {
+ ( dev->device == PCI_DEVICE_ID_MOTOROLA_MPC5200
+ || dev->device == PCI_DEVICE_ID_MOTOROLA_MPC5200B) ) {
struct resource *res = &dev->resource[1];
res->start = res->end = res->flags = 0;
}
diff --git a/arch/ppc/syslib/mpc52xx_setup.c b/arch/ppc/syslib/mpc52xx_setup.c
index 2ee48ce..ee6379b 100644
--- a/arch/ppc/syslib/mpc52xx_setup.c
+++ b/arch/ppc/syslib/mpc52xx_setup.c
@@ -24,6 +24,8 @@
#include <asm/pgtable.h>
#include <asm/ppcboot.h>
+#include <syslib/mpc52xx_pci.h>
+
extern bd_t __res;
static int core_mult[] = { /* CPU Frequency multiplier, taken */
@@ -216,6 +218,52 @@
tb_to_us = mulhwu_scale_factor(xlbfreq / divisor, 1000000);
}
+
+void __init
+mpc52xx_setup_cpu(void)
+{
+ struct mpc52xx_cdm __iomem *cdm;
+ struct mpc52xx_xlb __iomem *xlb;
+
+ /* Map zones */
+ cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE);
+ xlb = ioremap(MPC52xx_PA(MPC52xx_XLB_OFFSET), MPC52xx_XLB_SIZE);
+
+ if (!cdm || !xlb) {
+ printk(KERN_ERR __FILE__ ": "
+ "Error while mapping CDM/XLB during "
+ "mpc52xx_setup_cpu\n");
+ goto unmap_regs;
+ }
+
+ /* Use internal 48 Mhz */
+ out_8(&cdm->ext_48mhz_en, 0x00);
+ out_8(&cdm->fd_enable, 0x01);
+ if (in_be32(&cdm->rstcfg) & 0x40) /* Assumes 33Mhz clock */
+ out_be16(&cdm->fd_counters, 0x0001);
+ else
+ out_be16(&cdm->fd_counters, 0x5555);
+
+ /* Configure the XLB Arbiter priorities */
+ out_be32(&xlb->master_pri_enable, 0xff);
+ out_be32(&xlb->master_priority, 0x11111111);
+
+ /* Enable ram snooping for 1GB window */
+ out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_SNOOP);
+ out_be32(&xlb->snoop_window, MPC52xx_PCI_TARGET_MEM | 0x1d);
+
+ /* Disable XLB pipelining */
+ /* (cfr errate 292. We could do this only just before ATA PIO
+ transaction and re-enable it after ...) */
+ out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS);
+
+ /* Unmap reg zone */
+unmap_regs:
+ if (cdm) iounmap(cdm);
+ if (xlb) iounmap(xlb);
+}
+
+
int mpc52xx_match_psc_function(int psc_idx, const char *func)
{
struct mpc52xx_psc_func *cf = mpc52xx_psc_functions;
diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c
index 38e5b93..70456c8 100644
--- a/arch/ppc/syslib/open_pic.c
+++ b/arch/ppc/syslib/open_pic.c
@@ -216,7 +216,7 @@
u_int openpic_read_IPI(volatile u_int __iomem * addr)
{
u_int val = 0;
-#if defined(OPENPIC_BIG_ENDIAN) || defined(CONFIG_POWER3)
+#if defined(OPENPIC_BIG_ENDIAN)
val = in_be32(addr);
#else
val = in_le32(addr);
diff --git a/arch/ppc/syslib/prom.c b/arch/ppc/syslib/prom.c
deleted file mode 100644
index 482f837..0000000
--- a/arch/ppc/syslib/prom.c
+++ /dev/null
@@ -1,1429 +0,0 @@
-/*
- * Procedures for interfacing to the Open Firmware PROM on
- * Power Macintosh computers.
- *
- * In particular, we are interested in the device tree
- * and in using some of its services (exit, write to stdout).
- *
- * Paul Mackerras August 1996.
- * Copyright (C) 1996 Paul Mackerras.
- */
-#include <stdarg.h>
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/threads.h>
-#include <linux/spinlock.h>
-#include <linux/ioport.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include <linux/bitops.h>
-
-#include <asm/sections.h>
-#include <asm/prom.h>
-#include <asm/page.h>
-#include <asm/processor.h>
-#include <asm/irq.h>
-#include <asm/io.h>
-#include <asm/smp.h>
-#include <asm/bootx.h>
-#include <asm/system.h>
-#include <asm/mmu.h>
-#include <asm/pgtable.h>
-#include <asm/bootinfo.h>
-#include <asm/btext.h>
-#include <asm/pci-bridge.h>
-#include <asm/open_pic.h>
-
-
-struct pci_address {
- unsigned a_hi;
- unsigned a_mid;
- unsigned a_lo;
-};
-
-struct pci_reg_property {
- struct pci_address addr;
- unsigned size_hi;
- unsigned size_lo;
-};
-
-struct isa_reg_property {
- unsigned space;
- unsigned address;
- unsigned size;
-};
-
-typedef unsigned long interpret_func(struct device_node *, unsigned long,
- int, int);
-static interpret_func interpret_pci_props;
-static interpret_func interpret_dbdma_props;
-static interpret_func interpret_isa_props;
-static interpret_func interpret_macio_props;
-static interpret_func interpret_root_props;
-
-extern char *klimit;
-
-/* Set for a newworld or CHRP machine */
-int use_of_interrupt_tree;
-struct device_node *dflt_interrupt_controller;
-int num_interrupt_controllers;
-
-extern unsigned int rtas_entry; /* physical pointer */
-
-extern struct device_node *allnodes;
-
-static unsigned long finish_node(struct device_node *, unsigned long,
- interpret_func *, int, int);
-static unsigned long finish_node_interrupts(struct device_node *, unsigned long);
-static struct device_node *find_phandle(phandle);
-
-extern void enter_rtas(void *);
-void phys_call_rtas(int, int, int, ...);
-
-extern char cmd_line[512]; /* XXX */
-extern boot_infos_t *boot_infos;
-unsigned long dev_tree_size;
-
-void
-phys_call_rtas(int service, int nargs, int nret, ...)
-{
- va_list list;
- union {
- unsigned long words[16];
- double align;
- } u;
- void (*rtas)(void *, unsigned long);
- int i;
-
- u.words[0] = service;
- u.words[1] = nargs;
- u.words[2] = nret;
- va_start(list, nret);
- for (i = 0; i < nargs; ++i)
- u.words[i+3] = va_arg(list, unsigned long);
- va_end(list);
-
- rtas = (void (*)(void *, unsigned long)) rtas_entry;
- rtas(&u, rtas_data);
-}
-
-/*
- * finish_device_tree is called once things are running normally
- * (i.e. with text and data mapped to the address they were linked at).
- * It traverses the device tree and fills in the name, type,
- * {n_}addrs and {n_}intrs fields of each node.
- */
-void __init
-finish_device_tree(void)
-{
- unsigned long mem = (unsigned long) klimit;
- struct device_node *np;
-
- /* All CHRPs now use the interrupt tree */
- for (np = allnodes; np != NULL; np = np->allnext) {
- if (get_property(np, "interrupt-parent", NULL)) {
- use_of_interrupt_tree = 1;
- break;
- }
- }
-
- if (use_of_interrupt_tree) {
- /*
- * We want to find out here how many interrupt-controller
- * nodes there are, and if we are booted from BootX,
- * we need a pointer to the first (and hopefully only)
- * such node. But we can't use find_devices here since
- * np->name has not been set yet. -- paulus
- */
- int n = 0;
- char *name, *ic;
- int iclen;
-
- for (np = allnodes; np != NULL; np = np->allnext) {
- ic = get_property(np, "interrupt-controller", &iclen);
- name = get_property(np, "name", NULL);
- /* checking iclen makes sure we don't get a false
- match on /chosen.interrupt_controller */
- if ((name != NULL
- && strcmp(name, "interrupt-controller") == 0)
- || (ic != NULL && iclen == 0 && strcmp(name, "AppleKiwi"))) {
- if (n == 0)
- dflt_interrupt_controller = np;
- ++n;
- }
- }
- num_interrupt_controllers = n;
- }
-
- mem = finish_node(allnodes, mem, NULL, 1, 1);
- dev_tree_size = mem - (unsigned long) allnodes;
- klimit = (char *) mem;
-}
-
-static unsigned long __init
-finish_node(struct device_node *np, unsigned long mem_start,
- interpret_func *ifunc, int naddrc, int nsizec)
-{
- struct device_node *child;
- int *ip;
-
- np->name = get_property(np, "name", NULL);
- np->type = get_property(np, "device_type", NULL);
-
- if (!np->name)
- np->name = "<NULL>";
- if (!np->type)
- np->type = "<NULL>";
-
- /* get the device addresses and interrupts */
- if (ifunc != NULL)
- mem_start = ifunc(np, mem_start, naddrc, nsizec);
-
- if (use_of_interrupt_tree)
- mem_start = finish_node_interrupts(np, mem_start);
-
- /* Look for #address-cells and #size-cells properties. */
- ip = (int *) get_property(np, "#address-cells", NULL);
- if (ip != NULL)
- naddrc = *ip;
- ip = (int *) get_property(np, "#size-cells", NULL);
- if (ip != NULL)
- nsizec = *ip;
-
- if (np->parent == NULL)
- ifunc = interpret_root_props;
- else if (np->type == 0)
- ifunc = NULL;
- else if (!strcmp(np->type, "pci") || !strcmp(np->type, "vci"))
- ifunc = interpret_pci_props;
- else if (!strcmp(np->type, "dbdma"))
- ifunc = interpret_dbdma_props;
- else if (!strcmp(np->type, "mac-io")
- || ifunc == interpret_macio_props)
- ifunc = interpret_macio_props;
- else if (!strcmp(np->type, "isa"))
- ifunc = interpret_isa_props;
- else if (!strcmp(np->name, "uni-n") || !strcmp(np->name, "u3"))
- ifunc = interpret_root_props;
- else if (!((ifunc == interpret_dbdma_props
- || ifunc == interpret_macio_props)
- && (!strcmp(np->type, "escc")
- || !strcmp(np->type, "media-bay"))))
- ifunc = NULL;
-
- /* if we were booted from BootX, convert the full name */
- if (boot_infos
- && strncmp(np->full_name, "Devices:device-tree", 19) == 0) {
- if (np->full_name[19] == 0) {
- strcpy(np->full_name, "/");
- } else if (np->full_name[19] == ':') {
- char *p = np->full_name + 19;
- np->full_name = p;
- for (; *p; ++p)
- if (*p == ':')
- *p = '/';
- }
- }
-
- for (child = np->child; child != NULL; child = child->sibling)
- mem_start = finish_node(child, mem_start, ifunc,
- naddrc, nsizec);
-
- return mem_start;
-}
-
-/*
- * Find the interrupt parent of a node.
- */
-static struct device_node * __init
-intr_parent(struct device_node *p)
-{
- phandle *parp;
-
- parp = (phandle *) get_property(p, "interrupt-parent", NULL);
- if (parp == NULL)
- return p->parent;
- p = find_phandle(*parp);
- if (p != NULL)
- return p;
- /*
- * On a powermac booted with BootX, we don't get to know the
- * phandles for any nodes, so find_phandle will return NULL.
- * Fortunately these machines only have one interrupt controller
- * so there isn't in fact any ambiguity. -- paulus
- */
- if (num_interrupt_controllers == 1)
- p = dflt_interrupt_controller;
- return p;
-}
-
-/*
- * Find out the size of each entry of the interrupts property
- * for a node.
- */
-static int __init
-prom_n_intr_cells(struct device_node *np)
-{
- struct device_node *p;
- unsigned int *icp;
-
- for (p = np; (p = intr_parent(p)) != NULL; ) {
- icp = (unsigned int *)
- get_property(p, "#interrupt-cells", NULL);
- if (icp != NULL)
- return *icp;
- if (get_property(p, "interrupt-controller", NULL) != NULL
- || get_property(p, "interrupt-map", NULL) != NULL) {
- printk("oops, node %s doesn't have #interrupt-cells\n",
- p->full_name);
- return 1;
- }
- }
- printk("prom_n_intr_cells failed for %s\n", np->full_name);
- return 1;
-}
-
-/*
- * Map an interrupt from a device up to the platform interrupt
- * descriptor.
- */
-static int __init
-map_interrupt(unsigned int **irq, struct device_node **ictrler,
- struct device_node *np, unsigned int *ints, int nintrc)
-{
- struct device_node *p, *ipar;
- unsigned int *imap, *imask, *ip;
- int i, imaplen, match;
- int newintrc = 1, newaddrc = 1;
- unsigned int *reg;
- int naddrc;
-
- reg = (unsigned int *) get_property(np, "reg", NULL);
- naddrc = prom_n_addr_cells(np);
- p = intr_parent(np);
- while (p != NULL) {
- if (get_property(p, "interrupt-controller", NULL) != NULL)
- /* this node is an interrupt controller, stop here */
- break;
- imap = (unsigned int *)
- get_property(p, "interrupt-map", &imaplen);
- if (imap == NULL) {
- p = intr_parent(p);
- continue;
- }
- imask = (unsigned int *)
- get_property(p, "interrupt-map-mask", NULL);
- if (imask == NULL) {
- printk("oops, %s has interrupt-map but no mask\n",
- p->full_name);
- return 0;
- }
- imaplen /= sizeof(unsigned int);
- match = 0;
- ipar = NULL;
- while (imaplen > 0 && !match) {
- /* check the child-interrupt field */
- match = 1;
- for (i = 0; i < naddrc && match; ++i)
- match = ((reg[i] ^ imap[i]) & imask[i]) == 0;
- for (; i < naddrc + nintrc && match; ++i)
- match = ((ints[i-naddrc] ^ imap[i]) & imask[i]) == 0;
- imap += naddrc + nintrc;
- imaplen -= naddrc + nintrc;
- /* grab the interrupt parent */
- ipar = find_phandle((phandle) *imap++);
- --imaplen;
- if (ipar == NULL && num_interrupt_controllers == 1)
- /* cope with BootX not giving us phandles */
- ipar = dflt_interrupt_controller;
- if (ipar == NULL) {
- printk("oops, no int parent %x in map of %s\n",
- imap[-1], p->full_name);
- return 0;
- }
- /* find the parent's # addr and intr cells */
- ip = (unsigned int *)
- get_property(ipar, "#interrupt-cells", NULL);
- if (ip == NULL) {
- printk("oops, no #interrupt-cells on %s\n",
- ipar->full_name);
- return 0;
- }
- newintrc = *ip;
- ip = (unsigned int *)
- get_property(ipar, "#address-cells", NULL);
- newaddrc = (ip == NULL)? 0: *ip;
- imap += newaddrc + newintrc;
- imaplen -= newaddrc + newintrc;
- }
- if (imaplen < 0) {
- printk("oops, error decoding int-map on %s, len=%d\n",
- p->full_name, imaplen);
- return 0;
- }
- if (!match) {
- printk("oops, no match in %s int-map for %s\n",
- p->full_name, np->full_name);
- return 0;
- }
- p = ipar;
- naddrc = newaddrc;
- nintrc = newintrc;
- ints = imap - nintrc;
- reg = ints - naddrc;
- }
- if (p == NULL)
- printk("hmmm, int tree for %s doesn't have ctrler\n",
- np->full_name);
- *irq = ints;
- *ictrler = p;
- return nintrc;
-}
-
-/*
- * New version of finish_node_interrupts.
- */
-static unsigned long __init
-finish_node_interrupts(struct device_node *np, unsigned long mem_start)
-{
- unsigned int *ints;
- int intlen, intrcells;
- int i, j, n, offset;
- unsigned int *irq;
- struct device_node *ic;
-
- ints = (unsigned int *) get_property(np, "interrupts", &intlen);
- if (ints == NULL)
- return mem_start;
- intrcells = prom_n_intr_cells(np);
- intlen /= intrcells * sizeof(unsigned int);
- np->n_intrs = intlen;
- np->intrs = (struct interrupt_info *) mem_start;
- mem_start += intlen * sizeof(struct interrupt_info);
-
- for (i = 0; i < intlen; ++i) {
- np->intrs[i].line = 0;
- np->intrs[i].sense = 1;
- n = map_interrupt(&irq, &ic, np, ints, intrcells);
- if (n <= 0)
- continue;
- offset = 0;
- /*
- * On a CHRP we have an 8259 which is subordinate to
- * the openpic in the interrupt tree, but we want the
- * openpic's interrupt numbers offsetted, not the 8259's.
- * So we apply the offset if the controller is at the
- * root of the interrupt tree, i.e. has no interrupt-parent.
- * This doesn't cope with the general case of multiple
- * cascaded interrupt controllers, but then neither will
- * irq.c at the moment either. -- paulus
- * The G5 triggers that code, I add a machine test. On
- * those machines, we want to offset interrupts from the
- * second openpic by 128 -- BenH
- */
- if (num_interrupt_controllers > 1
- && ic != NULL
- && get_property(ic, "interrupt-parent", NULL) == NULL)
- offset = 16;
-
- np->intrs[i].line = irq[0] + offset;
- if (n > 1)
- np->intrs[i].sense = irq[1];
- if (n > 2) {
- printk("hmmm, got %d intr cells for %s:", n,
- np->full_name);
- for (j = 0; j < n; ++j)
- printk(" %d", irq[j]);
- printk("\n");
- }
- ints += intrcells;
- }
-
- return mem_start;
-}
-
-/*
- * When BootX makes a copy of the device tree from the MacOS
- * Name Registry, it is in the format we use but all of the pointers
- * are offsets from the start of the tree.
- * This procedure updates the pointers.
- */
-void __init
-relocate_nodes(void)
-{
- unsigned long base;
- struct device_node *np;
- struct property *pp;
-
-#define ADDBASE(x) (x = (typeof (x))((x)? ((unsigned long)(x) + base): 0))
-
- base = (unsigned long) boot_infos + boot_infos->deviceTreeOffset;
- allnodes = (struct device_node *)(base + 4);
- for (np = allnodes; np != 0; np = np->allnext) {
- ADDBASE(np->full_name);
- ADDBASE(np->properties);
- ADDBASE(np->parent);
- ADDBASE(np->child);
- ADDBASE(np->sibling);
- ADDBASE(np->allnext);
- for (pp = np->properties; pp != 0; pp = pp->next) {
- ADDBASE(pp->name);
- ADDBASE(pp->value);
- ADDBASE(pp->next);
- }
- }
-}
-
-int
-prom_n_addr_cells(struct device_node* np)
-{
- int* ip;
- do {
- if (np->parent)
- np = np->parent;
- ip = (int *) get_property(np, "#address-cells", NULL);
- if (ip != NULL)
- return *ip;
- } while (np->parent);
- /* No #address-cells property for the root node, default to 1 */
- return 1;
-}
-
-int
-prom_n_size_cells(struct device_node* np)
-{
- int* ip;
- do {
- if (np->parent)
- np = np->parent;
- ip = (int *) get_property(np, "#size-cells", NULL);
- if (ip != NULL)
- return *ip;
- } while (np->parent);
- /* No #size-cells property for the root node, default to 1 */
- return 1;
-}
-
-static unsigned long __init
-map_addr(struct device_node *np, unsigned long space, unsigned long addr)
-{
- int na;
- unsigned int *ranges;
- int rlen = 0;
- unsigned int type;
-
- type = (space >> 24) & 3;
- if (type == 0)
- return addr;
-
- while ((np = np->parent) != NULL) {
- if (strcmp(np->type, "pci") != 0)
- continue;
- /* PCI bridge: map the address through the ranges property */
- na = prom_n_addr_cells(np);
- ranges = (unsigned int *) get_property(np, "ranges", &rlen);
- while ((rlen -= (na + 5) * sizeof(unsigned int)) >= 0) {
- if (((ranges[0] >> 24) & 3) == type
- && ranges[2] <= addr
- && addr - ranges[2] < ranges[na+4]) {
- /* ok, this matches, translate it */
- addr += ranges[na+2] - ranges[2];
- break;
- }
- ranges += na + 5;
- }
- }
- return addr;
-}
-
-static unsigned long __init
-interpret_pci_props(struct device_node *np, unsigned long mem_start,
- int naddrc, int nsizec)
-{
- struct address_range *adr;
- struct pci_reg_property *pci_addrs;
- int i, l, *ip;
-
- pci_addrs = (struct pci_reg_property *)
- get_property(np, "assigned-addresses", &l);
- if (pci_addrs != 0 && l >= sizeof(struct pci_reg_property)) {
- i = 0;
- adr = (struct address_range *) mem_start;
- while ((l -= sizeof(struct pci_reg_property)) >= 0) {
- adr[i].space = pci_addrs[i].addr.a_hi;
- adr[i].address = map_addr(np, pci_addrs[i].addr.a_hi,
- pci_addrs[i].addr.a_lo);
- adr[i].size = pci_addrs[i].size_lo;
- ++i;
- }
- np->addrs = adr;
- np->n_addrs = i;
- mem_start += i * sizeof(struct address_range);
- }
-
- if (use_of_interrupt_tree)
- return mem_start;
-
- ip = (int *) get_property(np, "AAPL,interrupts", &l);
- if (ip == 0 && np->parent)
- ip = (int *) get_property(np->parent, "AAPL,interrupts", &l);
- if (ip == 0)
- ip = (int *) get_property(np, "interrupts", &l);
- if (ip != 0) {
- np->intrs = (struct interrupt_info *) mem_start;
- np->n_intrs = l / sizeof(int);
- mem_start += np->n_intrs * sizeof(struct interrupt_info);
- for (i = 0; i < np->n_intrs; ++i) {
- np->intrs[i].line = *ip++;
- np->intrs[i].sense = 1;
- }
- }
-
- return mem_start;
-}
-
-static unsigned long __init
-interpret_dbdma_props(struct device_node *np, unsigned long mem_start,
- int naddrc, int nsizec)
-{
- struct reg_property *rp;
- struct address_range *adr;
- unsigned long base_address;
- int i, l, *ip;
- struct device_node *db;
-
- base_address = 0;
- for (db = np->parent; db != NULL; db = db->parent) {
- if (!strcmp(db->type, "dbdma") && db->n_addrs != 0) {
- base_address = db->addrs[0].address;
- break;
- }
- }
-
- rp = (struct reg_property *) get_property(np, "reg", &l);
- if (rp != 0 && l >= sizeof(struct reg_property)) {
- i = 0;
- adr = (struct address_range *) mem_start;
- while ((l -= sizeof(struct reg_property)) >= 0) {
- adr[i].space = 2;
- adr[i].address = rp[i].address + base_address;
- adr[i].size = rp[i].size;
- ++i;
- }
- np->addrs = adr;
- np->n_addrs = i;
- mem_start += i * sizeof(struct address_range);
- }
-
- if (use_of_interrupt_tree)
- return mem_start;
-
- ip = (int *) get_property(np, "AAPL,interrupts", &l);
- if (ip == 0)
- ip = (int *) get_property(np, "interrupts", &l);
- if (ip != 0) {
- np->intrs = (struct interrupt_info *) mem_start;
- np->n_intrs = l / sizeof(int);
- mem_start += np->n_intrs * sizeof(struct interrupt_info);
- for (i = 0; i < np->n_intrs; ++i) {
- np->intrs[i].line = *ip++;
- np->intrs[i].sense = 1;
- }
- }
-
- return mem_start;
-}
-
-static unsigned long __init
-interpret_macio_props(struct device_node *np, unsigned long mem_start,
- int naddrc, int nsizec)
-{
- struct reg_property *rp;
- struct address_range *adr;
- unsigned long base_address;
- int i, l, *ip;
- struct device_node *db;
-
- base_address = 0;
- for (db = np->parent; db != NULL; db = db->parent) {
- if (!strcmp(db->type, "mac-io") && db->n_addrs != 0) {
- base_address = db->addrs[0].address;
- break;
- }
- }
-
- rp = (struct reg_property *) get_property(np, "reg", &l);
- if (rp != 0 && l >= sizeof(struct reg_property)) {
- i = 0;
- adr = (struct address_range *) mem_start;
- while ((l -= sizeof(struct reg_property)) >= 0) {
- adr[i].space = 2;
- adr[i].address = rp[i].address + base_address;
- adr[i].size = rp[i].size;
- ++i;
- }
- np->addrs = adr;
- np->n_addrs = i;
- mem_start += i * sizeof(struct address_range);
- }
-
- if (use_of_interrupt_tree)
- return mem_start;
-
- ip = (int *) get_property(np, "interrupts", &l);
- if (ip == 0)
- ip = (int *) get_property(np, "AAPL,interrupts", &l);
- if (ip != 0) {
- np->intrs = (struct interrupt_info *) mem_start;
- np->n_intrs = l / sizeof(int);
- for (i = 0; i < np->n_intrs; ++i) {
- np->intrs[i].line = *ip++;
- np->intrs[i].sense = 1;
- }
- mem_start += np->n_intrs * sizeof(struct interrupt_info);
- }
-
- return mem_start;
-}
-
-static unsigned long __init
-interpret_isa_props(struct device_node *np, unsigned long mem_start,
- int naddrc, int nsizec)
-{
- struct isa_reg_property *rp;
- struct address_range *adr;
- int i, l, *ip;
-
- rp = (struct isa_reg_property *) get_property(np, "reg", &l);
- if (rp != 0 && l >= sizeof(struct isa_reg_property)) {
- i = 0;
- adr = (struct address_range *) mem_start;
- while ((l -= sizeof(struct reg_property)) >= 0) {
- adr[i].space = rp[i].space;
- adr[i].address = rp[i].address
- + (adr[i].space? 0: _ISA_MEM_BASE);
- adr[i].size = rp[i].size;
- ++i;
- }
- np->addrs = adr;
- np->n_addrs = i;
- mem_start += i * sizeof(struct address_range);
- }
-
- if (use_of_interrupt_tree)
- return mem_start;
-
- ip = (int *) get_property(np, "interrupts", &l);
- if (ip != 0) {
- np->intrs = (struct interrupt_info *) mem_start;
- np->n_intrs = l / (2 * sizeof(int));
- mem_start += np->n_intrs * sizeof(struct interrupt_info);
- for (i = 0; i < np->n_intrs; ++i) {
- np->intrs[i].line = *ip++;
- np->intrs[i].sense = *ip++;
- }
- }
-
- return mem_start;
-}
-
-static unsigned long __init
-interpret_root_props(struct device_node *np, unsigned long mem_start,
- int naddrc, int nsizec)
-{
- struct address_range *adr;
- int i, l, *ip;
- unsigned int *rp;
- int rpsize = (naddrc + nsizec) * sizeof(unsigned int);
-
- rp = (unsigned int *) get_property(np, "reg", &l);
- if (rp != 0 && l >= rpsize) {
- i = 0;
- adr = (struct address_range *) mem_start;
- while ((l -= rpsize) >= 0) {
- adr[i].space = (naddrc >= 2? rp[naddrc-2]: 2);
- adr[i].address = rp[naddrc - 1];
- adr[i].size = rp[naddrc + nsizec - 1];
- ++i;
- rp += naddrc + nsizec;
- }
- np->addrs = adr;
- np->n_addrs = i;
- mem_start += i * sizeof(struct address_range);
- }
-
- if (use_of_interrupt_tree)
- return mem_start;
-
- ip = (int *) get_property(np, "AAPL,interrupts", &l);
- if (ip == 0)
- ip = (int *) get_property(np, "interrupts", &l);
- if (ip != 0) {
- np->intrs = (struct interrupt_info *) mem_start;
- np->n_intrs = l / sizeof(int);
- mem_start += np->n_intrs * sizeof(struct interrupt_info);
- for (i = 0; i < np->n_intrs; ++i) {
- np->intrs[i].line = *ip++;
- np->intrs[i].sense = 1;
- }
- }
-
- return mem_start;
-}
-
-/*
- * Work out the sense (active-low level / active-high edge)
- * of each interrupt from the device tree.
- */
-void __init
-prom_get_irq_senses(unsigned char *senses, int off, int max)
-{
- struct device_node *np;
- int i, j;
-
- /* default to level-triggered */
- memset(senses, 1, max - off);
- if (!use_of_interrupt_tree)
- return;
-
- for (np = allnodes; np != 0; np = np->allnext) {
- for (j = 0; j < np->n_intrs; j++) {
- i = np->intrs[j].line;
- if (i >= off && i < max) {
- if (np->intrs[j].sense == 1)
- senses[i-off] = (IRQ_SENSE_LEVEL
- | IRQ_POLARITY_NEGATIVE);
- else
- senses[i-off] = (IRQ_SENSE_EDGE
- | IRQ_POLARITY_POSITIVE);
- }
- }
- }
-}
-
-/*
- * Construct and return a list of the device_nodes with a given name.
- */
-struct device_node *
-find_devices(const char *name)
-{
- struct device_node *head, **prevp, *np;
-
- prevp = &head;
- for (np = allnodes; np != 0; np = np->allnext) {
- if (np->name != 0 && strcasecmp(np->name, name) == 0) {
- *prevp = np;
- prevp = &np->next;
- }
- }
- *prevp = NULL;
- return head;
-}
-
-/*
- * Construct and return a list of the device_nodes with a given type.
- */
-struct device_node *
-find_type_devices(const char *type)
-{
- struct device_node *head, **prevp, *np;
-
- prevp = &head;
- for (np = allnodes; np != 0; np = np->allnext) {
- if (np->type != 0 && strcasecmp(np->type, type) == 0) {
- *prevp = np;
- prevp = &np->next;
- }
- }
- *prevp = NULL;
- return head;
-}
-
-/*
- * Returns all nodes linked together
- */
-struct device_node *
-find_all_nodes(void)
-{
- struct device_node *head, **prevp, *np;
-
- prevp = &head;
- for (np = allnodes; np != 0; np = np->allnext) {
- *prevp = np;
- prevp = &np->next;
- }
- *prevp = NULL;
- return head;
-}
-
-/* Checks if the given "compat" string matches one of the strings in
- * the device's "compatible" property
- */
-int
-device_is_compatible(struct device_node *device, const char *compat)
-{
- const char* cp;
- int cplen, l;
-
- cp = (char *) get_property(device, "compatible", &cplen);
- if (cp == NULL)
- return 0;
- while (cplen > 0) {
- if (strncasecmp(cp, compat, strlen(compat)) == 0)
- return 1;
- l = strlen(cp) + 1;
- cp += l;
- cplen -= l;
- }
-
- return 0;
-}
-
-
-/*
- * Indicates whether the root node has a given value in its
- * compatible property.
- */
-int
-machine_is_compatible(const char *compat)
-{
- struct device_node *root;
-
- root = find_path_device("/");
- if (root == 0)
- return 0;
- return device_is_compatible(root, compat);
-}
-
-/*
- * Construct and return a list of the device_nodes with a given type
- * and compatible property.
- */
-struct device_node *
-find_compatible_devices(const char *type, const char *compat)
-{
- struct device_node *head, **prevp, *np;
-
- prevp = &head;
- for (np = allnodes; np != 0; np = np->allnext) {
- if (type != NULL
- && !(np->type != 0 && strcasecmp(np->type, type) == 0))
- continue;
- if (device_is_compatible(np, compat)) {
- *prevp = np;
- prevp = &np->next;
- }
- }
- *prevp = NULL;
- return head;
-}
-
-/*
- * Find the device_node with a given full_name.
- */
-struct device_node *
-find_path_device(const char *path)
-{
- struct device_node *np;
-
- for (np = allnodes; np != 0; np = np->allnext)
- if (np->full_name != 0 && strcasecmp(np->full_name, path) == 0)
- return np;
- return NULL;
-}
-
-/*******
- *
- * New implementation of the OF "find" APIs, return a refcounted
- * object, call of_node_put() when done. Currently, still lacks
- * locking as old implementation, this is beeing done for ppc64.
- *
- * Note that property management will need some locking as well,
- * this isn't dealt with yet
- *
- *******/
-
-/**
- * of_find_node_by_name - Find a node by it's "name" property
- * @from: The node to start searching from or NULL, the node
- * you pass will not be searched, only the next one
- * will; typically, you pass what the previous call
- * returned. of_node_put() will be called on it
- * @name: The name string to match against
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_node_by_name(struct device_node *from,
- const char *name)
-{
- struct device_node *np = from ? from->allnext : allnodes;
-
- for (; np != 0; np = np->allnext)
- if (np->name != 0 && strcasecmp(np->name, name) == 0)
- break;
- if (from)
- of_node_put(from);
- return of_node_get(np);
-}
-
-/**
- * of_find_node_by_type - Find a node by it's "device_type" property
- * @from: The node to start searching from or NULL, the node
- * you pass will not be searched, only the next one
- * will; typically, you pass what the previous call
- * returned. of_node_put() will be called on it
- * @name: The type string to match against
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_node_by_type(struct device_node *from,
- const char *type)
-{
- struct device_node *np = from ? from->allnext : allnodes;
-
- for (; np != 0; np = np->allnext)
- if (np->type != 0 && strcasecmp(np->type, type) == 0)
- break;
- if (from)
- of_node_put(from);
- return of_node_get(np);
-}
-
-/**
- * of_find_compatible_node - Find a node based on type and one of the
- * tokens in it's "compatible" property
- * @from: The node to start searching from or NULL, the node
- * you pass will not be searched, only the next one
- * will; typically, you pass what the previous call
- * returned. of_node_put() will be called on it
- * @type: The type string to match "device_type" or NULL to ignore
- * @compatible: The string to match to one of the tokens in the device
- * "compatible" list.
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_compatible_node(struct device_node *from,
- const char *type, const char *compatible)
-{
- struct device_node *np = from ? from->allnext : allnodes;
-
- for (; np != 0; np = np->allnext) {
- if (type != NULL
- && !(np->type != 0 && strcasecmp(np->type, type) == 0))
- continue;
- if (device_is_compatible(np, compatible))
- break;
- }
- if (from)
- of_node_put(from);
- return of_node_get(np);
-}
-
-/**
- * of_find_node_by_path - Find a node matching a full OF path
- * @path: The full path to match
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_node_by_path(const char *path)
-{
- struct device_node *np = allnodes;
-
- for (; np != 0; np = np->allnext)
- if (np->full_name != 0 && strcasecmp(np->full_name, path) == 0)
- break;
- return of_node_get(np);
-}
-
-/**
- * of_find_all_nodes - Get next node in global list
- * @prev: Previous node or NULL to start iteration
- * of_node_put() will be called on it
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_all_nodes(struct device_node *prev)
-{
- return of_node_get(prev ? prev->allnext : allnodes);
-}
-
-/**
- * of_get_parent - Get a node's parent if any
- * @node: Node to get parent
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_get_parent(const struct device_node *node)
-{
- return node ? of_node_get(node->parent) : NULL;
-}
-
-/**
- * of_get_next_child - Iterate a node childs
- * @node: parent node
- * @prev: previous child of the parent node, or NULL to get first
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_get_next_child(const struct device_node *node,
- struct device_node *prev)
-{
- struct device_node *next = prev ? prev->sibling : node->child;
-
- for (; next != 0; next = next->sibling)
- if (of_node_get(next))
- break;
- if (prev)
- of_node_put(prev);
- return next;
-}
-
-/**
- * of_node_get - Increment refcount of a node
- * @node: Node to inc refcount, NULL is supported to
- * simplify writing of callers
- *
- * Returns the node itself or NULL if gone. Current implementation
- * does nothing as we don't yet do dynamic node allocation on ppc32
- */
-struct device_node *of_node_get(struct device_node *node)
-{
- return node;
-}
-
-/**
- * of_node_put - Decrement refcount of a node
- * @node: Node to dec refcount, NULL is supported to
- * simplify writing of callers
- *
- * Current implementation does nothing as we don't yet do dynamic node
- * allocation on ppc32
- */
-void of_node_put(struct device_node *node)
-{
-}
-
-/*
- * Find the device_node with a given phandle.
- */
-static struct device_node * __init
-find_phandle(phandle ph)
-{
- struct device_node *np;
-
- for (np = allnodes; np != 0; np = np->allnext)
- if (np->node == ph)
- return np;
- return NULL;
-}
-
-/*
- * Find a property with a given name for a given node
- * and return the value.
- */
-unsigned char *
-get_property(struct device_node *np, const char *name, int *lenp)
-{
- struct property *pp;
-
- for (pp = np->properties; pp != 0; pp = pp->next)
- if (pp->name != NULL && strcmp(pp->name, name) == 0) {
- if (lenp != 0)
- *lenp = pp->length;
- return pp->value;
- }
- return NULL;
-}
-
-/*
- * Add a property to a node
- */
-int
-prom_add_property(struct device_node* np, struct property* prop)
-{
- struct property **next = &np->properties;
-
- prop->next = NULL;
- while (*next)
- next = &(*next)->next;
- *next = prop;
-
- return 0;
-}
-
-/* I quickly hacked that one, check against spec ! */
-static inline unsigned long
-bus_space_to_resource_flags(unsigned int bus_space)
-{
- u8 space = (bus_space >> 24) & 0xf;
- if (space == 0)
- space = 0x02;
- if (space == 0x02)
- return IORESOURCE_MEM;
- else if (space == 0x01)
- return IORESOURCE_IO;
- else {
- printk(KERN_WARNING "prom.c: bus_space_to_resource_flags(), space: %x\n",
- bus_space);
- return 0;
- }
-}
-
-static struct resource*
-find_parent_pci_resource(struct pci_dev* pdev, struct address_range *range)
-{
- unsigned long mask;
- int i;
-
- /* Check this one */
- mask = bus_space_to_resource_flags(range->space);
- for (i=0; i<DEVICE_COUNT_RESOURCE; i++) {
- if ((pdev->resource[i].flags & mask) == mask &&
- pdev->resource[i].start <= range->address &&
- pdev->resource[i].end > range->address) {
- if ((range->address + range->size - 1) > pdev->resource[i].end) {
- /* Add better message */
- printk(KERN_WARNING "PCI/OF resource overlap !\n");
- return NULL;
- }
- break;
- }
- }
- if (i == DEVICE_COUNT_RESOURCE)
- return NULL;
- return &pdev->resource[i];
-}
-
-/*
- * Request an OF device resource. Currently handles child of PCI devices,
- * or other nodes attached to the root node. Ultimately, put some
- * link to resources in the OF node.
- */
-struct resource*
-request_OF_resource(struct device_node* node, int index, const char* name_postfix)
-{
- struct pci_dev* pcidev;
- u8 pci_bus, pci_devfn;
- unsigned long iomask;
- struct device_node* nd;
- struct resource* parent;
- struct resource *res = NULL;
- int nlen, plen;
-
- if (index >= node->n_addrs)
- goto fail;
-
- /* Sanity check on bus space */
- iomask = bus_space_to_resource_flags(node->addrs[index].space);
- if (iomask & IORESOURCE_MEM)
- parent = &iomem_resource;
- else if (iomask & IORESOURCE_IO)
- parent = &ioport_resource;
- else
- goto fail;
-
- /* Find a PCI parent if any */
- nd = node;
- pcidev = NULL;
- while(nd) {
- if (!pci_device_from_OF_node(nd, &pci_bus, &pci_devfn))
- pcidev = pci_find_slot(pci_bus, pci_devfn);
- if (pcidev) break;
- nd = nd->parent;
- }
- if (pcidev)
- parent = find_parent_pci_resource(pcidev, &node->addrs[index]);
- if (!parent) {
- printk(KERN_WARNING "request_OF_resource(%s), parent not found\n",
- node->name);
- goto fail;
- }
-
- res = __request_region(parent, node->addrs[index].address, node->addrs[index].size, NULL);
- if (!res)
- goto fail;
- nlen = strlen(node->name);
- plen = name_postfix ? strlen(name_postfix) : 0;
- res->name = (const char *)kmalloc(nlen+plen+1, GFP_KERNEL);
- if (res->name) {
- strcpy((char *)res->name, node->name);
- if (plen)
- strcpy((char *)res->name+nlen, name_postfix);
- }
- return res;
-fail:
- return NULL;
-}
-
-int
-release_OF_resource(struct device_node* node, int index)
-{
- struct pci_dev* pcidev;
- u8 pci_bus, pci_devfn;
- unsigned long iomask, start, end;
- struct device_node* nd;
- struct resource* parent;
- struct resource *res = NULL;
-
- if (index >= node->n_addrs)
- return -EINVAL;
-
- /* Sanity check on bus space */
- iomask = bus_space_to_resource_flags(node->addrs[index].space);
- if (iomask & IORESOURCE_MEM)
- parent = &iomem_resource;
- else if (iomask & IORESOURCE_IO)
- parent = &ioport_resource;
- else
- return -EINVAL;
-
- /* Find a PCI parent if any */
- nd = node;
- pcidev = NULL;
- while(nd) {
- if (!pci_device_from_OF_node(nd, &pci_bus, &pci_devfn))
- pcidev = pci_find_slot(pci_bus, pci_devfn);
- if (pcidev) break;
- nd = nd->parent;
- }
- if (pcidev)
- parent = find_parent_pci_resource(pcidev, &node->addrs[index]);
- if (!parent) {
- printk(KERN_WARNING "release_OF_resource(%s), parent not found\n",
- node->name);
- return -ENODEV;
- }
-
- /* Find us in the parent and its childs */
- res = parent->child;
- start = node->addrs[index].address;
- end = start + node->addrs[index].size - 1;
- while (res) {
- if (res->start == start && res->end == end &&
- (res->flags & IORESOURCE_BUSY))
- break;
- if (res->start <= start && res->end >= end)
- res = res->child;
- else
- res = res->sibling;
- }
- if (!res)
- return -ENODEV;
-
- kfree(res->name);
- res->name = NULL;
- release_resource(res);
- kfree(res);
-
- return 0;
-}
-
-#if 0
-void
-print_properties(struct device_node *np)
-{
- struct property *pp;
- char *cp;
- int i, n;
-
- for (pp = np->properties; pp != 0; pp = pp->next) {
- printk(KERN_INFO "%s", pp->name);
- for (i = strlen(pp->name); i < 16; ++i)
- printk(" ");
- cp = (char *) pp->value;
- for (i = pp->length; i > 0; --i, ++cp)
- if ((i > 1 && (*cp < 0x20 || *cp > 0x7e))
- || (i == 1 && *cp != 0))
- break;
- if (i == 0 && pp->length > 1) {
- /* looks like a string */
- printk(" %s\n", (char *) pp->value);
- } else {
- /* dump it in hex */
- n = pp->length;
- if (n > 64)
- n = 64;
- if (pp->length % 4 == 0) {
- unsigned int *p = (unsigned int *) pp->value;
-
- n /= 4;
- for (i = 0; i < n; ++i) {
- if (i != 0 && (i % 4) == 0)
- printk("\n ");
- printk(" %08x", *p++);
- }
- } else {
- unsigned char *bp = pp->value;
-
- for (i = 0; i < n; ++i) {
- if (i != 0 && (i % 16) == 0)
- printk("\n ");
- printk(" %02x", *bp++);
- }
- }
- printk("\n");
- if (pp->length > 64)
- printk(" ... (length = %d)\n",
- pp->length);
- }
- }
-}
-#endif
-
-static DEFINE_SPINLOCK(rtas_lock);
-
-/* this can be called after setup -- Cort */
-int
-call_rtas(const char *service, int nargs, int nret,
- unsigned long *outputs, ...)
-{
- va_list list;
- int i;
- unsigned long s;
- struct device_node *rtas;
- int *tokp;
- union {
- unsigned long words[16];
- double align;
- } u;
-
- rtas = find_devices("rtas");
- if (rtas == NULL)
- return -1;
- tokp = (int *) get_property(rtas, service, NULL);
- if (tokp == NULL) {
- printk(KERN_ERR "No RTAS service called %s\n", service);
- return -1;
- }
- u.words[0] = *tokp;
- u.words[1] = nargs;
- u.words[2] = nret;
- va_start(list, outputs);
- for (i = 0; i < nargs; ++i)
- u.words[i+3] = va_arg(list, unsigned long);
- va_end(list);
-
- /*
- * RTAS doesn't use floating point.
- * Or at least, according to the CHRP spec we enter RTAS
- * with FP disabled, and it doesn't change the FP registers.
- * -- paulus.
- */
- spin_lock_irqsave(&rtas_lock, s);
- enter_rtas((void *)__pa(&u));
- spin_unlock_irqrestore(&rtas_lock, s);
-
- if (nret > 1 && outputs != NULL)
- for (i = 0; i < nret-1; ++i)
- outputs[i] = u.words[i+nargs+4];
- return u.words[nargs+3];
-}
diff --git a/arch/ppc/syslib/prom_init.c b/arch/ppc/syslib/prom_init.c
deleted file mode 100644
index df14422..0000000
--- a/arch/ppc/syslib/prom_init.c
+++ /dev/null
@@ -1,1011 +0,0 @@
-/*
- * Note that prom_init() and anything called from prom_init()
- * may be running at an address that is different from the address
- * that it was linked at. References to static data items are
- * handled by compiling this file with -mrelocatable-lib.
- */
-
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/threads.h>
-#include <linux/spinlock.h>
-#include <linux/ioport.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include <linux/bitops.h>
-
-#include <asm/sections.h>
-#include <asm/prom.h>
-#include <asm/page.h>
-#include <asm/irq.h>
-#include <asm/io.h>
-#include <asm/smp.h>
-#include <asm/bootx.h>
-#include <asm/system.h>
-#include <asm/mmu.h>
-#include <asm/pgtable.h>
-#include <asm/bootinfo.h>
-#include <asm/btext.h>
-#include <asm/pci-bridge.h>
-#include <asm/open_pic.h>
-#include <asm/cacheflush.h>
-
-#ifdef CONFIG_LOGO_LINUX_CLUT224
-#include <linux/linux_logo.h>
-extern const struct linux_logo logo_linux_clut224;
-#endif
-
-/*
- * Properties whose value is longer than this get excluded from our
- * copy of the device tree. This way we don't waste space storing
- * things like "driver,AAPL,MacOS,PowerPC" properties. But this value
- * does need to be big enough to ensure that we don't lose things
- * like the interrupt-map property on a PCI-PCI bridge.
- */
-#define MAX_PROPERTY_LENGTH 4096
-
-#ifndef FB_MAX /* avoid pulling in all of the fb stuff */
-#define FB_MAX 8
-#endif
-
-#define ALIGNUL(x) (((x) + sizeof(unsigned long)-1) & -sizeof(unsigned long))
-
-typedef u32 prom_arg_t;
-
-struct prom_args {
- const char *service;
- int nargs;
- int nret;
- prom_arg_t args[10];
-};
-
-struct pci_address {
- unsigned a_hi;
- unsigned a_mid;
- unsigned a_lo;
-};
-
-struct pci_reg_property {
- struct pci_address addr;
- unsigned size_hi;
- unsigned size_lo;
-};
-
-struct pci_range {
- struct pci_address addr;
- unsigned phys;
- unsigned size_hi;
- unsigned size_lo;
-};
-
-struct isa_reg_property {
- unsigned space;
- unsigned address;
- unsigned size;
-};
-
-struct pci_intr_map {
- struct pci_address addr;
- unsigned dunno;
- phandle int_ctrler;
- unsigned intr;
-};
-
-static void prom_exit(void);
-static int call_prom(const char *service, int nargs, int nret, ...);
-static int call_prom_ret(const char *service, int nargs, int nret,
- prom_arg_t *rets, ...);
-static void prom_print_hex(unsigned int v);
-static int prom_set_color(ihandle ih, int i, int r, int g, int b);
-static int prom_next_node(phandle *nodep);
-static unsigned long check_display(unsigned long mem);
-static void setup_disp_fake_bi(ihandle dp);
-static unsigned long copy_device_tree(unsigned long mem_start,
- unsigned long mem_end);
-static unsigned long inspect_node(phandle node, struct device_node *dad,
- unsigned long mem_start, unsigned long mem_end,
- struct device_node ***allnextpp);
-static void prom_hold_cpus(unsigned long mem);
-static void prom_instantiate_rtas(void);
-static void * early_get_property(unsigned long base, unsigned long node,
- char *prop);
-
-prom_entry prom __initdata;
-ihandle prom_chosen __initdata;
-ihandle prom_stdout __initdata;
-
-static char *prom_display_paths[FB_MAX] __initdata;
-static phandle prom_display_nodes[FB_MAX] __initdata;
-static unsigned int prom_num_displays __initdata;
-static ihandle prom_disp_node __initdata;
-char *of_stdout_device __initdata;
-
-unsigned int rtas_data; /* physical pointer */
-unsigned int rtas_entry; /* physical pointer */
-unsigned int rtas_size;
-unsigned int old_rtas;
-
-boot_infos_t *boot_infos;
-char *bootpath;
-char *bootdevice;
-struct device_node *allnodes;
-
-extern char *klimit;
-
-static void __init
-prom_exit(void)
-{
- struct prom_args args;
-
- args.service = "exit";
- args.nargs = 0;
- args.nret = 0;
- prom(&args);
- for (;;) /* should never get here */
- ;
-}
-
-static int __init
-call_prom(const char *service, int nargs, int nret, ...)
-{
- va_list list;
- int i;
- struct prom_args prom_args;
-
- prom_args.service = service;
- prom_args.nargs = nargs;
- prom_args.nret = nret;
- va_start(list, nret);
- for (i = 0; i < nargs; ++i)
- prom_args.args[i] = va_arg(list, prom_arg_t);
- va_end(list);
- for (i = 0; i < nret; ++i)
- prom_args.args[i + nargs] = 0;
- prom(&prom_args);
- return prom_args.args[nargs];
-}
-
-static int __init
-call_prom_ret(const char *service, int nargs, int nret, prom_arg_t *rets, ...)
-{
- va_list list;
- int i;
- struct prom_args prom_args;
-
- prom_args.service = service;
- prom_args.nargs = nargs;
- prom_args.nret = nret;
- va_start(list, rets);
- for (i = 0; i < nargs; ++i)
- prom_args.args[i] = va_arg(list, int);
- va_end(list);
- for (i = 0; i < nret; ++i)
- prom_args.args[i + nargs] = 0;
- prom(&prom_args);
- for (i = 1; i < nret; ++i)
- rets[i-1] = prom_args.args[nargs + i];
- return prom_args.args[nargs];
-}
-
-void __init
-prom_print(const char *msg)
-{
- const char *p, *q;
-
- if (prom_stdout == 0)
- return;
-
- for (p = msg; *p != 0; p = q) {
- for (q = p; *q != 0 && *q != '\n'; ++q)
- ;
- if (q > p)
- call_prom("write", 3, 1, prom_stdout, p, q - p);
- if (*q != 0) {
- ++q;
- call_prom("write", 3, 1, prom_stdout, "\r\n", 2);
- }
- }
-}
-
-static void __init
-prom_print_hex(unsigned int v)
-{
- char buf[16];
- int i, c;
-
- for (i = 0; i < 8; ++i) {
- c = (v >> ((7-i)*4)) & 0xf;
- c += (c >= 10)? ('a' - 10): '0';
- buf[i] = c;
- }
- buf[i] = ' ';
- buf[i+1] = 0;
- prom_print(buf);
-}
-
-static int __init
-prom_set_color(ihandle ih, int i, int r, int g, int b)
-{
- return call_prom("call-method", 6, 1, "color!", ih, i, b, g, r);
-}
-
-static int __init
-prom_next_node(phandle *nodep)
-{
- phandle node;
-
- if ((node = *nodep) != 0
- && (*nodep = call_prom("child", 1, 1, node)) != 0)
- return 1;
- if ((*nodep = call_prom("peer", 1, 1, node)) != 0)
- return 1;
- for (;;) {
- if ((node = call_prom("parent", 1, 1, node)) == 0)
- return 0;
- if ((*nodep = call_prom("peer", 1, 1, node)) != 0)
- return 1;
- }
-}
-
-#ifdef CONFIG_POWER4
-/*
- * Set up a hash table with a set of entries in it to map the
- * first 64MB of RAM. This is used on 64-bit machines since
- * some of them don't have BATs.
- */
-
-static inline void make_pte(unsigned long htab, unsigned int hsize,
- unsigned int va, unsigned int pa, int mode)
-{
- unsigned int *pteg;
- unsigned int hash, i, vsid;
-
- vsid = ((va >> 28) * 0x111) << 12;
- hash = ((va ^ vsid) >> 5) & 0x7fff80;
- pteg = (unsigned int *)(htab + (hash & (hsize - 1)));
- for (i = 0; i < 8; ++i, pteg += 4) {
- if ((pteg[1] & 1) == 0) {
- pteg[1] = vsid | ((va >> 16) & 0xf80) | 1;
- pteg[3] = pa | mode;
- break;
- }
- }
-}
-
-extern unsigned long _SDR1;
-extern PTE *Hash;
-extern unsigned long Hash_size;
-
-static void __init
-prom_alloc_htab(void)
-{
- unsigned int hsize;
- unsigned long htab;
- unsigned int addr;
-
- /*
- * Because of OF bugs we can't use the "claim" client
- * interface to allocate memory for the hash table.
- * This code is only used on 64-bit PPCs, and the only
- * 64-bit PPCs at the moment are RS/6000s, and their
- * OF is based at 0xc00000 (the 12M point), so we just
- * arbitrarily use the 0x800000 - 0xc00000 region for the
- * hash table.
- * -- paulus.
- */
- hsize = 4 << 20; /* POWER4 has no BATs */
- htab = (8 << 20);
- call_prom("claim", 3, 1, htab, hsize, 0);
- Hash = (void *)(htab + KERNELBASE);
- Hash_size = hsize;
- _SDR1 = htab + __ilog2(hsize) - 18;
-
- /*
- * Put in PTEs for the first 64MB of RAM
- */
- memset((void *)htab, 0, hsize);
- for (addr = 0; addr < 0x4000000; addr += 0x1000)
- make_pte(htab, hsize, addr + KERNELBASE, addr,
- _PAGE_ACCESSED | _PAGE_COHERENT | PP_RWXX);
-#if 0 /* DEBUG stuff mapping the SCC */
- make_pte(htab, hsize, 0x80013000, 0x80013000,
- _PAGE_ACCESSED | _PAGE_NO_CACHE | _PAGE_GUARDED | PP_RWXX);
-#endif
-}
-#endif /* CONFIG_POWER4 */
-
-
-/*
- * If we have a display that we don't know how to drive,
- * we will want to try to execute OF's open method for it
- * later. However, OF will probably fall over if we do that
- * we've taken over the MMU.
- * So we check whether we will need to open the display,
- * and if so, open it now.
- */
-static unsigned long __init
-check_display(unsigned long mem)
-{
- phandle node;
- ihandle ih;
- int i, j;
- char type[16], *path;
- static unsigned char default_colors[] = {
- 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xaa,
- 0x00, 0xaa, 0x00,
- 0x00, 0xaa, 0xaa,
- 0xaa, 0x00, 0x00,
- 0xaa, 0x00, 0xaa,
- 0xaa, 0xaa, 0x00,
- 0xaa, 0xaa, 0xaa,
- 0x55, 0x55, 0x55,
- 0x55, 0x55, 0xff,
- 0x55, 0xff, 0x55,
- 0x55, 0xff, 0xff,
- 0xff, 0x55, 0x55,
- 0xff, 0x55, 0xff,
- 0xff, 0xff, 0x55,
- 0xff, 0xff, 0xff
- };
- const unsigned char *clut;
-
- prom_disp_node = 0;
-
- for (node = 0; prom_next_node(&node); ) {
- type[0] = 0;
- call_prom("getprop", 4, 1, node, "device_type",
- type, sizeof(type));
- if (strcmp(type, "display") != 0)
- continue;
- /* It seems OF doesn't null-terminate the path :-( */
- path = (char *) mem;
- memset(path, 0, 256);
- if (call_prom("package-to-path", 3, 1, node, path, 255) < 0)
- continue;
-
- /*
- * If this display is the device that OF is using for stdout,
- * move it to the front of the list.
- */
- mem += strlen(path) + 1;
- i = prom_num_displays++;
- if (of_stdout_device != 0 && i > 0
- && strcmp(of_stdout_device, path) == 0) {
- for (; i > 0; --i) {
- prom_display_paths[i]
- = prom_display_paths[i-1];
- prom_display_nodes[i]
- = prom_display_nodes[i-1];
- }
- }
- prom_display_paths[i] = path;
- prom_display_nodes[i] = node;
- if (i == 0)
- prom_disp_node = node;
- if (prom_num_displays >= FB_MAX)
- break;
- }
-
- for (j=0; j<prom_num_displays; j++) {
- path = prom_display_paths[j];
- node = prom_display_nodes[j];
- prom_print("opening display ");
- prom_print(path);
- ih = call_prom("open", 1, 1, path);
- if (ih == 0 || ih == (ihandle) -1) {
- prom_print("... failed\n");
- for (i=j+1; i<prom_num_displays; i++) {
- prom_display_paths[i-1] = prom_display_paths[i];
- prom_display_nodes[i-1] = prom_display_nodes[i];
- }
- if (--prom_num_displays > 0) {
- prom_disp_node = prom_display_nodes[j];
- j--;
- } else
- prom_disp_node = 0;
- continue;
- } else {
- prom_print("... ok\n");
- call_prom("setprop", 4, 1, node, "linux,opened", 0, 0);
-
- /*
- * Setup a usable color table when the appropriate
- * method is available.
- * Should update this to use set-colors.
- */
- clut = default_colors;
- for (i = 0; i < 32; i++, clut += 3)
- if (prom_set_color(ih, i, clut[0], clut[1],
- clut[2]) != 0)
- break;
-
-#ifdef CONFIG_LOGO_LINUX_CLUT224
- clut = PTRRELOC(logo_linux_clut224.clut);
- for (i = 0; i < logo_linux_clut224.clutsize;
- i++, clut += 3)
- if (prom_set_color(ih, i + 32, clut[0],
- clut[1], clut[2]) != 0)
- break;
-#endif /* CONFIG_LOGO_LINUX_CLUT224 */
- }
- }
-
- if (prom_stdout) {
- phandle p;
- p = call_prom("instance-to-package", 1, 1, prom_stdout);
- if (p && p != -1) {
- type[0] = 0;
- call_prom("getprop", 4, 1, p, "device_type",
- type, sizeof(type));
- if (strcmp(type, "display") == 0)
- call_prom("setprop", 4, 1, p, "linux,boot-display",
- 0, 0);
- }
- }
-
- return ALIGNUL(mem);
-}
-
-/* This function will enable the early boot text when doing OF booting. This
- * way, xmon output should work too
- */
-static void __init
-setup_disp_fake_bi(ihandle dp)
-{
-#ifdef CONFIG_BOOTX_TEXT
- int width = 640, height = 480, depth = 8, pitch;
- unsigned address;
- struct pci_reg_property addrs[8];
- int i, naddrs;
- char name[32];
- char *getprop = "getprop";
-
- prom_print("Initializing fake screen: ");
-
- memset(name, 0, sizeof(name));
- call_prom(getprop, 4, 1, dp, "name", name, sizeof(name));
- name[sizeof(name)-1] = 0;
- prom_print(name);
- prom_print("\n");
- call_prom(getprop, 4, 1, dp, "width", &width, sizeof(width));
- call_prom(getprop, 4, 1, dp, "height", &height, sizeof(height));
- call_prom(getprop, 4, 1, dp, "depth", &depth, sizeof(depth));
- pitch = width * ((depth + 7) / 8);
- call_prom(getprop, 4, 1, dp, "linebytes",
- &pitch, sizeof(pitch));
- if (pitch == 1)
- pitch = 0x1000; /* for strange IBM display */
- address = 0;
- call_prom(getprop, 4, 1, dp, "address",
- &address, sizeof(address));
- if (address == 0) {
- /* look for an assigned address with a size of >= 1MB */
- naddrs = call_prom(getprop, 4, 1, dp, "assigned-addresses",
- addrs, sizeof(addrs));
- naddrs /= sizeof(struct pci_reg_property);
- for (i = 0; i < naddrs; ++i) {
- if (addrs[i].size_lo >= (1 << 20)) {
- address = addrs[i].addr.a_lo;
- /* use the BE aperture if possible */
- if (addrs[i].size_lo >= (16 << 20))
- address += (8 << 20);
- break;
- }
- }
- if (address == 0) {
- prom_print("Failed to get address\n");
- return;
- }
- }
- /* kludge for valkyrie */
- if (strcmp(name, "valkyrie") == 0)
- address += 0x1000;
-
-#ifdef CONFIG_POWER4
-#if CONFIG_TASK_SIZE > 0x80000000
-#error CONFIG_TASK_SIZE cannot be above 0x80000000 with BOOTX_TEXT on G5
-#endif
- {
- extern boot_infos_t disp_bi;
- unsigned long va, pa, i, offset;
- va = 0x90000000;
- pa = address & 0xfffff000ul;
- offset = address & 0x00000fff;
-
- for (i=0; i<0x4000; i++) {
- make_pte((unsigned long)Hash - KERNELBASE, Hash_size, va, pa,
- _PAGE_ACCESSED | _PAGE_NO_CACHE |
- _PAGE_GUARDED | PP_RWXX);
- va += 0x1000;
- pa += 0x1000;
- }
- btext_setup_display(width, height, depth, pitch, 0x90000000 | offset);
- disp_bi.dispDeviceBase = (u8 *)address;
- }
-#else /* CONFIG_POWER4 */
- btext_setup_display(width, height, depth, pitch, address);
- btext_prepare_BAT();
-#endif /* CONFIG_POWER4 */
-#endif /* CONFIG_BOOTX_TEXT */
-}
-
-/*
- * Make a copy of the device tree from the PROM.
- */
-static unsigned long __init
-copy_device_tree(unsigned long mem_start, unsigned long mem_end)
-{
- phandle root;
- unsigned long new_start;
- struct device_node **allnextp;
-
- root = call_prom("peer", 1, 1, (phandle)0);
- if (root == (phandle)0) {
- prom_print("couldn't get device tree root\n");
- prom_exit();
- }
- allnextp = &allnodes;
- mem_start = ALIGNUL(mem_start);
- new_start = inspect_node(root, NULL, mem_start, mem_end, &allnextp);
- *allnextp = NULL;
- return new_start;
-}
-
-static unsigned long __init
-inspect_node(phandle node, struct device_node *dad,
- unsigned long mem_start, unsigned long mem_end,
- struct device_node ***allnextpp)
-{
- int l;
- phandle child;
- struct device_node *np;
- struct property *pp, **prev_propp;
- char *prev_name, *namep;
- unsigned char *valp;
-
- np = (struct device_node *) mem_start;
- mem_start += sizeof(struct device_node);
- memset(np, 0, sizeof(*np));
- np->node = node;
- **allnextpp = PTRUNRELOC(np);
- *allnextpp = &np->allnext;
- if (dad != 0) {
- np->parent = PTRUNRELOC(dad);
- /* we temporarily use the `next' field as `last_child'. */
- if (dad->next == 0)
- dad->child = PTRUNRELOC(np);
- else
- dad->next->sibling = PTRUNRELOC(np);
- dad->next = np;
- }
-
- /* get and store all properties */
- prev_propp = &np->properties;
- prev_name = "";
- for (;;) {
- pp = (struct property *) mem_start;
- namep = (char *) (pp + 1);
- pp->name = PTRUNRELOC(namep);
- if (call_prom("nextprop", 3, 1, node, prev_name, namep) <= 0)
- break;
- mem_start = ALIGNUL((unsigned long)namep + strlen(namep) + 1);
- prev_name = namep;
- valp = (unsigned char *) mem_start;
- pp->value = PTRUNRELOC(valp);
- pp->length = call_prom("getprop", 4, 1, node, namep,
- valp, mem_end - mem_start);
- if (pp->length < 0)
- continue;
-#ifdef MAX_PROPERTY_LENGTH
- if (pp->length > MAX_PROPERTY_LENGTH)
- continue; /* ignore this property */
-#endif
- mem_start = ALIGNUL(mem_start + pp->length);
- *prev_propp = PTRUNRELOC(pp);
- prev_propp = &pp->next;
- }
- if (np->node != 0) {
- /* Add a "linux,phandle" property" */
- pp = (struct property *) mem_start;
- *prev_propp = PTRUNRELOC(pp);
- prev_propp = &pp->next;
- namep = (char *) (pp + 1);
- pp->name = PTRUNRELOC(namep);
- strcpy(namep, "linux,phandle");
- mem_start = ALIGNUL((unsigned long)namep + strlen(namep) + 1);
- pp->value = (unsigned char *) PTRUNRELOC(&np->node);
- pp->length = sizeof(np->node);
- }
- *prev_propp = NULL;
-
- /* get the node's full name */
- l = call_prom("package-to-path", 3, 1, node,
- mem_start, mem_end - mem_start);
- if (l >= 0) {
- char *p, *ep;
-
- np->full_name = PTRUNRELOC((char *) mem_start);
- *(char *)(mem_start + l) = 0;
- /* Fixup an Apple bug where they have bogus \0 chars in the
- * middle of the path in some properties
- */
- for (p = (char *)mem_start, ep = p + l; p < ep; p++)
- if ((*p) == '\0') {
- memmove(p, p+1, ep - p);
- ep--;
- }
- mem_start = ALIGNUL(mem_start + l + 1);
- }
-
- /* do all our children */
- child = call_prom("child", 1, 1, node);
- while (child != 0) {
- mem_start = inspect_node(child, np, mem_start, mem_end,
- allnextpp);
- child = call_prom("peer", 1, 1, child);
- }
-
- return mem_start;
-}
-
-unsigned long smp_chrp_cpu_nr __initdata = 0;
-
-/*
- * With CHRP SMP we need to use the OF to start the other
- * processors so we can't wait until smp_boot_cpus (the OF is
- * trashed by then) so we have to put the processors into
- * a holding pattern controlled by the kernel (not OF) before
- * we destroy the OF.
- *
- * This uses a chunk of high memory, puts some holding pattern
- * code there and sends the other processors off to there until
- * smp_boot_cpus tells them to do something. We do that by using
- * physical address 0x0. The holding pattern checks that address
- * until its cpu # is there, when it is that cpu jumps to
- * __secondary_start(). smp_boot_cpus() takes care of setting those
- * values.
- *
- * We also use physical address 0x4 here to tell when a cpu
- * is in its holding pattern code.
- *
- * -- Cort
- *
- * Note that we have to do this if we have more than one CPU,
- * even if this is a UP kernel. Otherwise when we trash OF
- * the other CPUs will start executing some random instructions
- * and crash the system. -- paulus
- */
-static void __init
-prom_hold_cpus(unsigned long mem)
-{
- extern void __secondary_hold(void);
- unsigned long i;
- int cpu;
- phandle node;
- char type[16], *path;
- unsigned int reg;
-
- /*
- * XXX: hack to make sure we're chrp, assume that if we're
- * chrp we have a device_type property -- Cort
- */
- node = call_prom("finddevice", 1, 1, "/");
- if (call_prom("getprop", 4, 1, node,
- "device_type", type, sizeof(type)) <= 0)
- return;
-
- /* copy the holding pattern code to someplace safe (0) */
- /* the holding pattern is now within the first 0x100
- bytes of the kernel image -- paulus */
- memcpy((void *)0, _stext, 0x100);
- flush_icache_range(0, 0x100);
-
- /* look for cpus */
- *(unsigned long *)(0x0) = 0;
- asm volatile("dcbf 0,%0": : "r" (0) : "memory");
- for (node = 0; prom_next_node(&node); ) {
- type[0] = 0;
- call_prom("getprop", 4, 1, node, "device_type",
- type, sizeof(type));
- if (strcmp(type, "cpu") != 0)
- continue;
- path = (char *) mem;
- memset(path, 0, 256);
- if (call_prom("package-to-path", 3, 1, node, path, 255) < 0)
- continue;
- reg = -1;
- call_prom("getprop", 4, 1, node, "reg", ®, sizeof(reg));
- cpu = smp_chrp_cpu_nr++;
-#ifdef CONFIG_SMP
- smp_hw_index[cpu] = reg;
-#endif /* CONFIG_SMP */
- /* XXX: hack - don't start cpu 0, this cpu -- Cort */
- if (cpu == 0)
- continue;
- prom_print("starting cpu ");
- prom_print(path);
- *(ulong *)(0x4) = 0;
- call_prom("start-cpu", 3, 0, node,
- (char *)__secondary_hold - _stext, cpu);
- prom_print("...");
- for ( i = 0 ; (i < 10000) && (*(ulong *)(0x4) == 0); i++ )
- ;
- if (*(ulong *)(0x4) == cpu)
- prom_print("ok\n");
- else {
- prom_print("failed: ");
- prom_print_hex(*(ulong *)0x4);
- prom_print("\n");
- }
- }
-}
-
-static void __init
-prom_instantiate_rtas(void)
-{
- ihandle prom_rtas;
- prom_arg_t result;
-
- prom_rtas = call_prom("finddevice", 1, 1, "/rtas");
- if (prom_rtas == -1)
- return;
-
- rtas_size = 0;
- call_prom("getprop", 4, 1, prom_rtas,
- "rtas-size", &rtas_size, sizeof(rtas_size));
- prom_print("instantiating rtas");
- if (rtas_size == 0) {
- rtas_data = 0;
- } else {
- /*
- * Ask OF for some space for RTAS.
- * Actually OF has bugs so we just arbitrarily
- * use memory at the 6MB point.
- */
- rtas_data = 6 << 20;
- prom_print(" at ");
- prom_print_hex(rtas_data);
- }
-
- prom_rtas = call_prom("open", 1, 1, "/rtas");
- prom_print("...");
- rtas_entry = 0;
- if (call_prom_ret("call-method", 3, 2, &result,
- "instantiate-rtas", prom_rtas, rtas_data) == 0)
- rtas_entry = result;
- if ((rtas_entry == -1) || (rtas_entry == 0))
- prom_print(" failed\n");
- else
- prom_print(" done\n");
-}
-
-/*
- * We enter here early on, when the Open Firmware prom is still
- * handling exceptions and the MMU hash table for us.
- */
-unsigned long __init
-prom_init(int r3, int r4, prom_entry pp)
-{
- unsigned long mem;
- ihandle prom_mmu;
- unsigned long offset = reloc_offset();
- int i, l;
- char *p, *d;
- unsigned long phys;
- prom_arg_t result[3];
- char model[32];
- phandle node;
- int rc;
-
- /* Default */
- phys = (unsigned long) &_stext;
-
- /* First get a handle for the stdout device */
- prom = pp;
- prom_chosen = call_prom("finddevice", 1, 1, "/chosen");
- if (prom_chosen == -1)
- prom_exit();
- if (call_prom("getprop", 4, 1, prom_chosen, "stdout",
- &prom_stdout, sizeof(prom_stdout)) <= 0)
- prom_exit();
-
- /* Get the full OF pathname of the stdout device */
- mem = (unsigned long) klimit + offset;
- p = (char *) mem;
- memset(p, 0, 256);
- call_prom("instance-to-path", 3, 1, prom_stdout, p, 255);
- of_stdout_device = p;
- mem += strlen(p) + 1;
-
- /* Get the boot device and translate it to a full OF pathname. */
- p = (char *) mem;
- l = call_prom("getprop", 4, 1, prom_chosen, "bootpath", p, 1<<20);
- if (l > 0) {
- p[l] = 0; /* should already be null-terminated */
- bootpath = PTRUNRELOC(p);
- mem += l + 1;
- d = (char *) mem;
- *d = 0;
- call_prom("canon", 3, 1, p, d, 1<<20);
- bootdevice = PTRUNRELOC(d);
- mem = ALIGNUL(mem + strlen(d) + 1);
- }
-
- prom_instantiate_rtas();
-
-#ifdef CONFIG_POWER4
- /*
- * Find out how much memory we have and allocate a
- * suitably-sized hash table.
- */
- prom_alloc_htab();
-#endif
- mem = check_display(mem);
-
- prom_print("copying OF device tree...");
- mem = copy_device_tree(mem, mem + (1<<20));
- prom_print("done\n");
-
- prom_hold_cpus(mem);
-
- klimit = (char *) (mem - offset);
-
- node = call_prom("finddevice", 1, 1, "/");
- rc = call_prom("getprop", 4, 1, node, "model", model, sizeof(model));
- if (rc > 0 && !strncmp (model, "Pegasos", 7)
- && strncmp (model, "Pegasos2", 8)) {
- /* Pegasos 1 has a broken translate method in the OF,
- * and furthermore the BATs are mapped 1:1 so the phys
- * address calculated above is correct, so let's use
- * it directly.
- */
- } else if (offset == 0) {
- /* If we are already running at 0xc0000000, we assume we were
- * loaded by an OF bootloader which did set a BAT for us.
- * This breaks OF translate so we force phys to be 0.
- */
- prom_print("(already at 0xc0000000) phys=0\n");
- phys = 0;
- } else if (call_prom("getprop", 4, 1, prom_chosen, "mmu",
- &prom_mmu, sizeof(prom_mmu)) <= 0) {
- prom_print(" no MMU found\n");
- } else if (call_prom_ret("call-method", 4, 4, result, "translate",
- prom_mmu, &_stext, 1) != 0) {
- prom_print(" (translate failed)\n");
- } else {
- /* We assume the phys. address size is 3 cells */
- phys = result[2];
- }
-
- if (prom_disp_node != 0)
- setup_disp_fake_bi(prom_disp_node);
-
- /* Use quiesce call to get OF to shut down any devices it's using */
- prom_print("Calling quiesce ...\n");
- call_prom("quiesce", 0, 0);
-
- /* Relocate various pointers which will be used once the
- kernel is running at the address it was linked at. */
- for (i = 0; i < prom_num_displays; ++i)
- prom_display_paths[i] = PTRUNRELOC(prom_display_paths[i]);
-
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
- /* Relocate the of stdout for console autodetection */
- of_stdout_device = PTRUNRELOC(of_stdout_device);
-#endif
-
- prom_print("returning 0x");
- prom_print_hex(phys);
- prom_print("from prom_init\n");
- prom_stdout = 0;
-
- return phys;
-}
-
-/*
- * early_get_property is used to access the device tree image prepared
- * by BootX very early on, before the pointers in it have been relocated.
- */
-static void * __init
-early_get_property(unsigned long base, unsigned long node, char *prop)
-{
- struct device_node *np = (struct device_node *)(base + node);
- struct property *pp;
-
- for (pp = np->properties; pp != 0; pp = pp->next) {
- pp = (struct property *) (base + (unsigned long)pp);
- if (strcmp((char *)((unsigned long)pp->name + base),
- prop) == 0) {
- return (void *)((unsigned long)pp->value + base);
- }
- }
- return NULL;
-}
-
-/* Is boot-info compatible ? */
-#define BOOT_INFO_IS_COMPATIBLE(bi) ((bi)->compatible_version <= BOOT_INFO_VERSION)
-#define BOOT_INFO_IS_V2_COMPATIBLE(bi) ((bi)->version >= 2)
-#define BOOT_INFO_IS_V4_COMPATIBLE(bi) ((bi)->version >= 4)
-
-void __init
-bootx_init(unsigned long r4, unsigned long phys)
-{
- boot_infos_t *bi = (boot_infos_t *) r4;
- unsigned long space;
- unsigned long ptr, x;
- char *model;
-
- boot_infos = PTRUNRELOC(bi);
- if (!BOOT_INFO_IS_V2_COMPATIBLE(bi))
- bi->logicalDisplayBase = NULL;
-
-#ifdef CONFIG_BOOTX_TEXT
- btext_init(bi);
-
- /*
- * Test if boot-info is compatible. Done only in config
- * CONFIG_BOOTX_TEXT since there is nothing much we can do
- * with an incompatible version, except display a message
- * and eventually hang the processor...
- *
- * I'll try to keep enough of boot-info compatible in the
- * future to always allow display of this message;
- */
- if (!BOOT_INFO_IS_COMPATIBLE(bi)) {
- btext_drawstring(" !!! WARNING - Incompatible version of BootX !!!\n\n\n");
- btext_flushscreen();
- }
-#endif /* CONFIG_BOOTX_TEXT */
-
- /* New BootX enters kernel with MMU off, i/os are not allowed
- here. This hack will have been done by the boostrap anyway.
- */
- if (bi->version < 4) {
- /*
- * XXX If this is an iMac, turn off the USB controller.
- */
- model = (char *) early_get_property
- (r4 + bi->deviceTreeOffset, 4, "model");
- if (model
- && (strcmp(model, "iMac,1") == 0
- || strcmp(model, "PowerMac1,1") == 0)) {
- out_le32((unsigned *)0x80880008, 1); /* XXX */
- }
- }
-
- /* Move klimit to enclose device tree, args, ramdisk, etc... */
- if (bi->version < 5) {
- space = bi->deviceTreeOffset + bi->deviceTreeSize;
- if (bi->ramDisk)
- space = bi->ramDisk + bi->ramDiskSize;
- } else
- space = bi->totalParamsSize;
- klimit = PTRUNRELOC((char *) bi + space);
-
- /* New BootX will have flushed all TLBs and enters kernel with
- MMU switched OFF, so this should not be useful anymore.
- */
- if (bi->version < 4) {
- /*
- * Touch each page to make sure the PTEs for them
- * are in the hash table - the aim is to try to avoid
- * getting DSI exceptions while copying the kernel image.
- */
- for (ptr = ((unsigned long) &_stext) & PAGE_MASK;
- ptr < (unsigned long)bi + space; ptr += PAGE_SIZE)
- x = *(volatile unsigned long *)ptr;
- }
-
-#ifdef CONFIG_BOOTX_TEXT
- /*
- * Note that after we call btext_prepare_BAT, we can't do
- * prom_draw*, flushscreen or clearscreen until we turn the MMU
- * on, since btext_prepare_BAT sets disp_bi.logicalDisplayBase
- * to a virtual address.
- */
- btext_prepare_BAT();
-#endif
-}
diff --git a/arch/ppc/xmon/start.c b/arch/ppc/xmon/start.c
index ff86b2d..cfc2d6a 100644
--- a/arch/ppc/xmon/start.c
+++ b/arch/ppc/xmon/start.c
@@ -58,7 +58,7 @@
void
xmon_map_scc(void)
{
-#ifdef CONFIG_PPC_MULTIPLATFORM
+#ifdef CONFIG_PPC_PREP
volatile unsigned char *base;
#elif defined(CONFIG_GEMINI)
diff --git a/arch/um/kernel/smp.c b/arch/um/kernel/smp.c
index c8d8d0a..511116a 100644
--- a/arch/um/kernel/smp.c
+++ b/arch/um/kernel/smp.c
@@ -143,7 +143,6 @@
idle = idle_thread(cpu);
init_idle(idle, cpu);
- unhash_process(idle);
waittime = 200000000;
while (waittime-- && !cpu_isset(cpu, cpu_callin_map))
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 73d30bf..889cad0 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -561,14 +561,31 @@
If unsure, say N.
+config HVC_DRIVER
+ bool
+ help
+ Users of pSeries machines that want to utilize the hvc console front-end
+ module for their backend console driver should select this option.
+ It will automatically be selected if one of the back-end console drivers
+ is selected.
+
+
config HVC_CONSOLE
bool "pSeries Hypervisor Virtual Console support"
depends on PPC_PSERIES
+ select HVC_DRIVER
help
pSeries machines when partitioned support a hypervisor virtual
console. This driver allows each pSeries partition to have a console
which is accessed via the HMC.
+config HVC_RTAS
+ bool "IBM RTAS Console support"
+ depends on PPC_RTAS
+ select HVC_DRIVER
+ help
+ IBM Console device driver which makes use of RTAS
+
config HVCS
tristate "IBM Hypervisor Virtual Console Server support"
depends on PPC_PSERIES
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index b2a1124..a73cb49 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -41,7 +41,9 @@
obj-$(CONFIG_AMIGA_BUILTIN_SERIAL) += amiserial.o
obj-$(CONFIG_SX) += sx.o generic_serial.o
obj-$(CONFIG_RIO) += rio/ generic_serial.o
-obj-$(CONFIG_HVC_CONSOLE) += hvc_console.o hvc_vio.o hvsi.o
+obj-$(CONFIG_HVC_DRIVER) += hvc_console.o
+obj-$(CONFIG_HVC_CONSOLE) += hvc_vio.o hvsi.o
+obj-$(CONFIG_HVC_RTAS) += hvc_rtas.o
obj-$(CONFIG_RAW_DRIVER) += raw.o
obj-$(CONFIG_SGI_SNSC) += snsc.o snsc_event.o
obj-$(CONFIG_MMTIMER) += mmtimer.o
diff --git a/drivers/char/generic_nvram.c b/drivers/char/generic_nvram.c
index 1b5e01e..43ff598 100644
--- a/drivers/char/generic_nvram.c
+++ b/drivers/char/generic_nvram.c
@@ -22,6 +22,9 @@
#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <asm/nvram.h>
+#ifdef CONFIG_PPC_PMAC
+#include <asm/machdep.h>
+#endif
#define NVRAM_SIZE 8192
@@ -92,7 +95,7 @@
case IOC_NVRAM_GET_OFFSET: {
int part, offset;
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return -EINVAL;
if (copy_from_user(&part, (void __user*)arg, sizeof(part)) != 0)
return -EFAULT;
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index f65b2e1..2b6a56b 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -39,8 +39,10 @@
#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/delay.h>
+
#include <asm/uaccess.h>
-#include <asm/hvconsole.h>
+
+#include "hvc_console.h"
#define HVC_MAJOR 229
#define HVC_MINOR 0
@@ -54,17 +56,14 @@
#define HVC_CLOSE_WAIT (HZ/100) /* 1/10 of a second */
/*
- * The Linux TTY code does not support dynamic addition of tty derived devices
- * so we need to know how many tty devices we might need when space is allocated
- * for the tty device. Since this driver supports hotplug of vty adapters we
- * need to make sure we have enough allocated.
+ * These sizes are most efficient for vio, because they are the
+ * native transfer size. We could make them selectable in the
+ * future to better deal with backends that want other buffer sizes.
*/
-#define HVC_ALLOC_TTY_ADAPTERS 8
-
#define N_OUTBUF 16
#define N_INBUF 16
-#define __ALIGNED__ __attribute__((__aligned__(8)))
+#define __ALIGNED__ __attribute__((__aligned__(sizeof(long))))
static struct tty_driver *hvc_driver;
static struct task_struct *hvc_task;
@@ -154,7 +153,7 @@
void hvc_console_print(struct console *co, const char *b, unsigned count)
{
- char c[16] __ALIGNED__;
+ char c[N_OUTBUF] __ALIGNED__;
unsigned i = 0, n = 0;
int r, donecr = 0, index = co->index;
@@ -473,8 +472,10 @@
n = hp->ops->put_chars(hp->vtermno, hp->outbuf, hp->n_outbuf);
if (n <= 0) {
- if (n == 0)
+ if (n == 0) {
+ hp->do_wakeup = 1;
return;
+ }
/* throw away output on error; this happens when
there is no session connected to the vterm. */
hp->n_outbuf = 0;
@@ -486,12 +487,19 @@
hp->do_wakeup = 1;
}
-static inline int __hvc_write_kernel(struct hvc_struct *hp,
- const unsigned char *buf, int count)
+static int hvc_write(struct tty_struct *tty, const unsigned char *buf, int count)
{
+ struct hvc_struct *hp = tty->driver_data;
unsigned long flags;
int rsize, written = 0;
+ /* This write was probably executed during a tty close. */
+ if (!hp)
+ return -EPIPE;
+
+ if (hp->count <= 0)
+ return -EIO;
+
spin_lock_irqsave(&hp->lock, flags);
/* Push pending writes */
@@ -510,26 +518,8 @@
}
spin_unlock_irqrestore(&hp->lock, flags);
- return written;
-}
-static int hvc_write(struct tty_struct *tty, const unsigned char *buf, int count)
-{
- struct hvc_struct *hp = tty->driver_data;
- int written;
-
- /* This write was probably executed during a tty close. */
- if (!hp)
- return -EPIPE;
-
- if (hp->count <= 0)
- return -EIO;
-
- written = __hvc_write_kernel(hp, buf, count);
-
/*
* Racy, but harmless, kick thread if there is still pending data.
- * There really is nothing wrong with kicking the thread, even if there
- * is no buffered data.
*/
if (hp->n_outbuf)
hvc_kick();
@@ -614,6 +604,13 @@
spin_unlock_irqrestore(&hp->lock, flags);
tty_hangup(tty);
spin_lock_irqsave(&hp->lock, flags);
+ } else if ( n == -EAGAIN ) {
+ /*
+ * Some back-ends can only ensure a certain min
+ * num of bytes read, which may be > 'count'.
+ * Let the tty clear the flip buff to make room.
+ */
+ poll_mask |= HVC_POLL_READ;
}
break;
}
@@ -635,16 +632,7 @@
tty_insert_flip_char(tty, buf[i], 0);
}
- /*
- * Account for the total amount read in one loop, and if above
- * 64 bytes, we do a quick schedule loop to let the tty grok
- * the data and eventually throttle us.
- */
read_total += n;
- if (read_total >= 64) {
- poll_mask |= HVC_POLL_QUICK;
- break;
- }
}
throttled:
/* Wakeup write queue if necessary */
@@ -767,7 +755,8 @@
* see if this vterm id matches one registered for console.
*/
for (i=0; i < MAX_NR_HVC_CONSOLES; i++)
- if (vtermnos[i] == hp->vtermno)
+ if (vtermnos[i] == hp->vtermno &&
+ cons_ops[i] == hp->ops)
break;
/* no matching slot, just use a counter */
@@ -823,34 +812,38 @@
* interfaces start to become available. */
int __init hvc_init(void)
{
+ struct tty_driver *drv;
+
/* We need more than hvc_count adapters due to hotplug additions. */
- hvc_driver = alloc_tty_driver(HVC_ALLOC_TTY_ADAPTERS);
- if (!hvc_driver)
+ drv = alloc_tty_driver(HVC_ALLOC_TTY_ADAPTERS);
+ if (!drv)
return -ENOMEM;
- hvc_driver->owner = THIS_MODULE;
- hvc_driver->devfs_name = "hvc/";
- hvc_driver->driver_name = "hvc";
- hvc_driver->name = "hvc";
- hvc_driver->major = HVC_MAJOR;
- hvc_driver->minor_start = HVC_MINOR;
- hvc_driver->type = TTY_DRIVER_TYPE_SYSTEM;
- hvc_driver->init_termios = tty_std_termios;
- hvc_driver->flags = TTY_DRIVER_REAL_RAW;
- tty_set_operations(hvc_driver, &hvc_ops);
+ drv->owner = THIS_MODULE;
+ drv->devfs_name = "hvc/";
+ drv->driver_name = "hvc";
+ drv->name = "hvc";
+ drv->major = HVC_MAJOR;
+ drv->minor_start = HVC_MINOR;
+ drv->type = TTY_DRIVER_TYPE_SYSTEM;
+ drv->init_termios = tty_std_termios;
+ drv->flags = TTY_DRIVER_REAL_RAW;
+ tty_set_operations(drv, &hvc_ops);
/* Always start the kthread because there can be hotplug vty adapters
* added later. */
hvc_task = kthread_run(khvcd, NULL, "khvcd");
if (IS_ERR(hvc_task)) {
panic("Couldn't create kthread for console.\n");
- put_tty_driver(hvc_driver);
+ put_tty_driver(drv);
return -EIO;
}
- if (tty_register_driver(hvc_driver))
+ if (tty_register_driver(drv))
panic("Couldn't register hvc console driver\n");
+ mb();
+ hvc_driver = drv;
return 0;
}
module_init(hvc_init);
diff --git a/drivers/char/hvc_console.h b/drivers/char/hvc_console.h
new file mode 100644
index 0000000..96b7401
--- /dev/null
+++ b/drivers/char/hvc_console.h
@@ -0,0 +1,63 @@
+/*
+ * hvc_console.h
+ * Copyright (C) 2005 IBM Corporation
+ *
+ * Author(s):
+ * Ryan S. Arnold <rsa@us.ibm.com>
+ *
+ * hvc_console header information:
+ * moved here from include/asm-powerpc/hvconsole.h
+ * and drivers/char/hvc_console.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef HVC_CONSOLE_H
+#define HVC_CONSOLE_H
+
+/*
+ * This is the max number of console adapters that can/will be found as
+ * console devices on first stage console init. Any number beyond this range
+ * can't be used as a console device but is still a valid tty device.
+ */
+#define MAX_NR_HVC_CONSOLES 16
+
+/*
+ * The Linux TTY code does not support dynamic addition of tty derived devices
+ * so we need to know how many tty devices we might need when space is allocated
+ * for the tty device. Since this driver supports hotplug of vty adapters we
+ * need to make sure we have enough allocated.
+ */
+#define HVC_ALLOC_TTY_ADAPTERS 8
+
+
+/* implemented by a low level driver */
+struct hv_ops {
+ int (*get_chars)(uint32_t vtermno, char *buf, int count);
+ int (*put_chars)(uint32_t vtermno, const char *buf, int count);
+};
+
+struct hvc_struct;
+
+/* Register a vterm and a slot index for use as a console (console_init) */
+extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops);
+
+/* register a vterm for hvc tty operation (module_init or hotplug add) */
+extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq,
+ struct hv_ops *ops);
+/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */
+extern int __devexit hvc_remove(struct hvc_struct *hp);
+
+#endif // HVC_CONSOLE_H
diff --git a/drivers/char/hvc_rtas.c b/drivers/char/hvc_rtas.c
new file mode 100644
index 0000000..83364ea
--- /dev/null
+++ b/drivers/char/hvc_rtas.c
@@ -0,0 +1,138 @@
+/*
+ * IBM RTAS driver interface to hvc_console.c
+ *
+ * (C) Copyright IBM Corporation 2001-2005
+ * (C) Copyright Red Hat, Inc. 2005
+ *
+ * Author(s): Maximino Augilar <IBM STI Design Center>
+ * : Ryan S. Arnold <rsa@us.ibm.com>
+ * : Utz Bacher <utz.bacher@de.ibm.com>
+ * : David Woodhouse <dwmw2@infradead.org>
+ *
+ * inspired by drivers/char/hvc_console.c
+ * written by Anton Blanchard and Paul Mackerras
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/console.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/moduleparam.h>
+#include <linux/types.h>
+
+#include <asm/irq.h>
+#include <asm/rtas.h>
+#include "hvc_console.h"
+
+#define hvc_rtas_cookie 0x67781e15
+struct hvc_struct *hvc_rtas_dev;
+
+#define RTASCONS_PUT_ATTEMPTS 16
+
+static int rtascons_put_char_token = RTAS_UNKNOWN_SERVICE;
+static int rtascons_get_char_token = RTAS_UNKNOWN_SERVICE;
+static int rtascons_put_delay = 100;
+module_param_named(put_delay, rtascons_put_delay, int, 0644);
+
+static inline int hvc_rtas_write_console(uint32_t vtermno, const char *buf, int count)
+{
+ int done;
+
+ /* if there is more than one character to be displayed, wait a bit */
+ for (done = 0; done < count; done++) {
+ int result;
+ result = rtas_call(rtascons_put_char_token, 1, 1, NULL, buf[done]);
+ if (result)
+ break;
+ }
+ /* the calling routine expects to receive the number of bytes sent */
+ return done;
+}
+
+static int hvc_rtas_read_console(uint32_t vtermno, char *buf, int count)
+{
+ int i;
+
+ for (i = 0; i < count; i++) {
+ int c, err;
+
+ err = rtas_call(rtascons_get_char_token, 0, 2, &c);
+ if (err)
+ break;
+
+ buf[i] = c;
+ }
+
+ return i;
+}
+
+static struct hv_ops hvc_rtas_get_put_ops = {
+ .get_chars = hvc_rtas_read_console,
+ .put_chars = hvc_rtas_write_console,
+};
+
+static int hvc_rtas_init(void)
+{
+ struct hvc_struct *hp;
+
+ if (rtascons_put_char_token == RTAS_UNKNOWN_SERVICE)
+ rtascons_put_char_token = rtas_token("put-term-char");
+ if (rtascons_put_char_token == RTAS_UNKNOWN_SERVICE)
+ return -EIO;
+
+ if (rtascons_get_char_token == RTAS_UNKNOWN_SERVICE)
+ rtascons_get_char_token = rtas_token("get-term-char");
+ if (rtascons_get_char_token == RTAS_UNKNOWN_SERVICE)
+ return -EIO;
+
+ BUG_ON(hvc_rtas_dev);
+
+ /* Allocate an hvc_struct for the console device we instantiated
+ * earlier. Save off hp so that we can return it on exit */
+ hp = hvc_alloc(hvc_rtas_cookie, NO_IRQ, &hvc_rtas_get_put_ops);
+ if (IS_ERR(hp))
+ return PTR_ERR(hp);
+ hvc_rtas_dev = hp;
+ return 0;
+}
+module_init(hvc_rtas_init);
+
+/* This will tear down the tty portion of the driver */
+static void __exit hvc_rtas_exit(void)
+{
+ /* Really the fun isn't over until the worker thread breaks down and the
+ * tty cleans up */
+ if (hvc_rtas_dev)
+ hvc_remove(hvc_rtas_dev);
+}
+module_exit(hvc_rtas_exit);
+
+/* This will happen prior to module init. There is no tty at this time? */
+static int hvc_rtas_console_init(void)
+{
+ rtascons_put_char_token = rtas_token("put-term-char");
+ if (rtascons_put_char_token == RTAS_UNKNOWN_SERVICE)
+ return -EIO;
+ rtascons_get_char_token = rtas_token("get-term-char");
+ if (rtascons_get_char_token == RTAS_UNKNOWN_SERVICE)
+ return -EIO;
+
+ hvc_instantiate(hvc_rtas_cookie, 0, &hvc_rtas_get_put_ops );
+ add_preferred_console("hvc", 0, NULL);
+ return 0;
+}
+console_initcall(hvc_rtas_console_init);
diff --git a/drivers/char/hvc_vio.c b/drivers/char/hvc_vio.c
index f5212eb..9add81ce 100644
--- a/drivers/char/hvc_vio.c
+++ b/drivers/char/hvc_vio.c
@@ -31,10 +31,13 @@
#include <linux/types.h>
#include <linux/init.h>
+
#include <asm/hvconsole.h>
#include <asm/vio.h>
#include <asm/prom.h>
+#include "hvc_console.h"
+
char hvc_driver_name[] = "hvc_console";
static struct vio_device_id hvc_driver_table[] __devinitdata = {
@@ -48,6 +51,14 @@
unsigned long got;
int i;
+ /*
+ * Vio firmware will read up to SIZE_VIO_GET_CHARS at its own discretion
+ * so we play safe and avoid the situation where got > count which could
+ * overload the flip buffer.
+ */
+ if (count < SIZE_VIO_GET_CHARS)
+ return -EAGAIN;
+
got = hvc_get_chars(vtermno, buf, count);
/*
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index f7ac318..327b00c 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -439,7 +439,6 @@
char buf[HVCS_BUFF_LEN] __ALIGNED__;
unsigned long flags;
int got = 0;
- int i;
spin_lock_irqsave(&hvcsd->lock, flags);
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 811dadb..0bfd1b6 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1094,8 +1094,8 @@
p->signal->tty = NULL;
if (!p->signal->leader)
continue;
- send_group_sig_info(SIGHUP, SEND_SIG_PRIV, p);
- send_group_sig_info(SIGCONT, SEND_SIG_PRIV, p);
+ group_send_sig_info(SIGHUP, SEND_SIG_PRIV, p);
+ group_send_sig_info(SIGCONT, SEND_SIG_PRIV, p);
if (tty->pgrp > 0)
p->signal->tty_old_pgrp = tty->pgrp;
} while_each_task_pid(tty->session, PIDTYPE_SID, p);
@@ -2672,7 +2672,7 @@
tty_hangup(tty);
#else
struct tty_struct *tty = arg;
- struct task_struct *p;
+ struct task_struct *g, *p;
int session;
int i;
struct file *filp;
@@ -2693,8 +2693,18 @@
tty->driver->flush_buffer(tty);
read_lock(&tasklist_lock);
+ /* Kill the entire session */
do_each_task_pid(session, PIDTYPE_SID, p) {
- if (p->signal->tty == tty || session > 0) {
+ printk(KERN_NOTICE "SAK: killed process %d"
+ " (%s): p->signal->session==tty->session\n",
+ p->pid, p->comm);
+ send_sig(SIGKILL, p, 1);
+ } while_each_task_pid(session, PIDTYPE_SID, p);
+ /* Now kill any processes that happen to have the
+ * tty open.
+ */
+ do_each_thread(g, p) {
+ if (p->signal->tty == tty) {
printk(KERN_NOTICE "SAK: killed process %d"
" (%s): p->signal->session==tty->session\n",
p->pid, p->comm);
@@ -2721,7 +2731,7 @@
rcu_read_unlock();
}
task_unlock(p);
- } while_each_task_pid(session, PIDTYPE_SID, p);
+ } while_each_thread(g, p);
read_unlock(&tasklist_lock);
#endif
}
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index c85b87c..3e677c4 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -440,7 +440,7 @@
#if defined(CONFIG_PPC_CHRP) && defined(CONFIG_PPC32)
- if(_machine == _MACH_chrp && _chrp_type == _CHRP_Pegasos) {
+ if(machine_is(chrp) && _chrp_type == _CHRP_Pegasos) {
hwif->irq = hwif->channel ? 15 : 14;
}
#endif
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index 5013b12..78e30f8 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -1677,7 +1677,7 @@
void __init
pmac_ide_probe(void)
{
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return;
#ifdef CONFIG_BLK_DEV_IDE_PMAC_ATA100FIRST
diff --git a/drivers/ieee1394/dv1394.c b/drivers/ieee1394/dv1394.c
index efeaa94..85c2d4c 100644
--- a/drivers/ieee1394/dv1394.c
+++ b/drivers/ieee1394/dv1394.c
@@ -73,7 +73,7 @@
- fix all XXX showstoppers
- disable IR/IT DMA interrupts on shutdown
- flush pci writes to the card by issuing a read
- - devfs and character device dispatching (* needs testing with Linux 2.2.x)
+ - character device dispatching
- switch over to the new kernel DMA API (pci_map_*()) (* needs testing on platforms with IOMMU!)
- keep all video_cards in a list (for open() via chardev), set file->private_data = video
- dv1394_poll should indicate POLLIN when receiving buffers are available
@@ -1096,7 +1096,6 @@
init.api_version = DV1394_API_VERSION;
init.n_frames = DV1394_MAX_FRAMES / 4;
- /* the following are now set via devfs */
init.channel = video->channel;
init.format = video->pal_or_ntsc;
init.cip_n = video->cip_n;
@@ -1791,8 +1790,6 @@
{
struct video_card *video = NULL;
- /* if the device was opened through devfs, then file->private_data
- has already been set to video by devfs */
if (file->private_data) {
video = (struct video_card*) file->private_data;
@@ -2211,7 +2208,7 @@
video = kzalloc(sizeof(*video), GFP_KERNEL);
if (!video) {
printk(KERN_ERR "dv1394: cannot allocate video_card\n");
- goto err;
+ return -1;
}
video->ohci = ohci;
@@ -2266,37 +2263,14 @@
list_add_tail(&video->list, &dv1394_cards);
spin_unlock_irqrestore(&dv1394_cards_lock, flags);
- if (devfs_mk_cdev(MKDEV(IEEE1394_MAJOR,
- IEEE1394_MINOR_BLOCK_DV1394*16 + video->id),
- S_IFCHR|S_IRUGO|S_IWUGO,
- "ieee1394/dv/host%d/%s/%s",
- (video->id>>2),
- (video->pal_or_ntsc == DV1394_NTSC ? "NTSC" : "PAL"),
- (video->mode == MODE_RECEIVE ? "in" : "out")) < 0)
- goto err_free;
-
debug_printk("dv1394: dv1394_init() OK on ID %d\n", video->id);
-
return 0;
-
- err_free:
- kfree(video);
- err:
- return -1;
}
static void dv1394_un_init(struct video_card *video)
{
- char buf[32];
-
/* obviously nobody has the driver open at this point */
do_dv1394_shutdown(video, 1);
- snprintf(buf, sizeof(buf), "dv/host%d/%s/%s", (video->id >> 2),
- (video->pal_or_ntsc == DV1394_NTSC ? "NTSC" : "PAL"),
- (video->mode == MODE_RECEIVE ? "in" : "out")
- );
-
- devfs_remove("ieee1394/%s", buf);
kfree(video);
}
@@ -2333,9 +2307,6 @@
class_device_destroy(hpsb_protocol_class,
MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_DV1394 * 16 + (id<<2)));
- devfs_remove("ieee1394/dv/host%d/NTSC", id);
- devfs_remove("ieee1394/dv/host%d/PAL", id);
- devfs_remove("ieee1394/dv/host%d", id);
}
static void dv1394_add_host (struct hpsb_host *host)
@@ -2352,9 +2323,6 @@
class_device_create(hpsb_protocol_class, NULL, MKDEV(
IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_DV1394 * 16 + (id<<2)),
NULL, "dv1394-%d", id);
- devfs_mk_dir("ieee1394/dv/host%d", id);
- devfs_mk_dir("ieee1394/dv/host%d/NTSC", id);
- devfs_mk_dir("ieee1394/dv/host%d/PAL", id);
dv1394_init(ohci, DV1394_NTSC, MODE_RECEIVE);
dv1394_init(ohci, DV1394_NTSC, MODE_TRANSMIT);
@@ -2611,10 +2579,8 @@
static void __exit dv1394_exit_module(void)
{
hpsb_unregister_protocol(&dv1394_driver);
-
hpsb_unregister_highlevel(&dv1394_highlevel);
cdev_del(&dv1394_cdev);
- devfs_remove("ieee1394/dv");
}
static int __init dv1394_init_module(void)
@@ -2630,15 +2596,12 @@
return ret;
}
- devfs_mk_dir("ieee1394/dv");
-
hpsb_register_highlevel(&dv1394_highlevel);
ret = hpsb_register_protocol(&dv1394_driver);
if (ret) {
printk(KERN_ERR "dv1394: failed to register protocol\n");
hpsb_unregister_highlevel(&dv1394_highlevel);
- devfs_remove("ieee1394/dv");
cdev_del(&dv1394_cdev);
return ret;
}
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index 25ef5a8..be6854e 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -58,7 +58,7 @@
/* Disable Isochronous Resource Manager functionality */
int hpsb_disable_irm = 0;
-module_param_named(disable_irm, hpsb_disable_irm, bool, 0);
+module_param_named(disable_irm, hpsb_disable_irm, bool, 0444);
MODULE_PARM_DESC(disable_irm,
"Disable Isochronous Resource Manager functionality.");
@@ -1078,17 +1078,10 @@
goto exit_release_kernel_thread;
}
- /* actually this is a non-fatal error */
- ret = devfs_mk_dir("ieee1394");
- if (ret < 0) {
- HPSB_ERR("unable to make devfs dir for device major %d!\n", IEEE1394_MAJOR);
- goto release_chrdev;
- }
-
ret = bus_register(&ieee1394_bus_type);
if (ret < 0) {
HPSB_INFO("bus register failed");
- goto release_devfs;
+ goto release_chrdev;
}
for (i = 0; fw_bus_attrs[i]; i++) {
@@ -1099,7 +1092,7 @@
fw_bus_attrs[i--]);
}
bus_unregister(&ieee1394_bus_type);
- goto release_devfs;
+ goto release_chrdev;
}
}
@@ -1152,8 +1145,6 @@
for (i = 0; fw_bus_attrs[i]; i++)
bus_remove_file(&ieee1394_bus_type, fw_bus_attrs[i]);
bus_unregister(&ieee1394_bus_type);
-release_devfs:
- devfs_remove("ieee1394");
release_chrdev:
unregister_chrdev_region(IEEE1394_CORE_DEV, 256);
exit_release_kernel_thread:
@@ -1191,7 +1182,6 @@
hpsb_cleanup_config_roms();
unregister_chrdev_region(IEEE1394_CORE_DEV, 256);
- devfs_remove("ieee1394");
}
module_init(ieee1394_init);
diff --git a/drivers/ieee1394/ieee1394_core.h b/drivers/ieee1394/ieee1394_core.h
index b354660..e7b55e8 100644
--- a/drivers/ieee1394/ieee1394_core.h
+++ b/drivers/ieee1394/ieee1394_core.h
@@ -3,7 +3,6 @@
#define _IEEE1394_CORE_H
#include <linux/slab.h>
-#include <linux/devfs_fs_kernel.h>
#include <asm/atomic.h>
#include <asm/semaphore.h>
#include "hosts.h"
@@ -202,14 +201,12 @@
#define IEEE1394_MINOR_BLOCK_RAW1394 0
#define IEEE1394_MINOR_BLOCK_VIDEO1394 1
#define IEEE1394_MINOR_BLOCK_DV1394 2
-#define IEEE1394_MINOR_BLOCK_AMDTP 3
#define IEEE1394_MINOR_BLOCK_EXPERIMENTAL 15
#define IEEE1394_CORE_DEV MKDEV(IEEE1394_MAJOR, 0)
#define IEEE1394_RAW1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16)
#define IEEE1394_VIDEO1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_VIDEO1394 * 16)
#define IEEE1394_DV1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_DV1394 * 16)
-#define IEEE1394_AMDTP_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_AMDTP * 16)
#define IEEE1394_EXPERIMENTAL_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_EXPERIMENTAL * 16)
/* return the index (within a minor number block) of a file */
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c
index b6b96fa..1922287 100644
--- a/drivers/ieee1394/ohci1394.c
+++ b/drivers/ieee1394/ohci1394.c
@@ -544,12 +544,19 @@
/* Initialize IR Legacy DMA channel mask */
ohci->ir_legacy_channels = 0;
- /*
- * Accept AT requests from all nodes. This probably
- * will have to be controlled from the subsystem
- * on a per node basis.
- */
- reg_write(ohci,OHCI1394_AsReqFilterHiSet, 0x80000000);
+ /* Accept AR requests from all nodes */
+ reg_write(ohci, OHCI1394_AsReqFilterHiSet, 0x80000000);
+
+ /* Set the address range of the physical response unit.
+ * Most controllers do not implement it as a writable register though.
+ * They will keep a hardwired offset of 0x00010000 and show 0x0 as
+ * register content.
+ * To actually enable physical responses is the job of our interrupt
+ * handler which programs the physical request filter. */
+ reg_write(ohci, OHCI1394_PhyUpperBound, 0xffff0000);
+
+ DBGMSG("physUpperBoundOffset=%08x",
+ reg_read(ohci, OHCI1394_PhyUpperBound));
/* Specify AT retries */
reg_write(ohci, OHCI1394_ATRetries,
@@ -572,6 +579,7 @@
OHCI1394_reqTxComplete |
OHCI1394_isochRx |
OHCI1394_isochTx |
+ OHCI1394_postedWriteErr |
OHCI1394_cycleInconsistent);
/* Enable link */
@@ -2374,7 +2382,10 @@
event &= ~OHCI1394_unrecoverableError;
}
-
+ if (event & OHCI1394_postedWriteErr) {
+ PRINT(KERN_ERR, "physical posted write error");
+ /* no recovery strategy yet, had to involve protocol drivers */
+ }
if (event & OHCI1394_cycleInconsistent) {
/* We subscribe to the cycleInconsistent event only to
* clear the corresponding event bit... otherwise,
@@ -2382,7 +2393,6 @@
DBGMSG("OHCI1394_cycleInconsistent");
event &= ~OHCI1394_cycleInconsistent;
}
-
if (event & OHCI1394_busReset) {
/* The busReset event bit can't be cleared during the
* selfID phase, so we disable busReset interrupts, to
@@ -2426,7 +2436,6 @@
}
event &= ~OHCI1394_busReset;
}
-
if (event & OHCI1394_reqTxComplete) {
struct dma_trm_ctx *d = &ohci->at_req_context;
DBGMSG("Got reqTxComplete interrupt "
@@ -2514,26 +2523,20 @@
reg_write(ohci, OHCI1394_IntMaskSet, OHCI1394_busReset);
spin_unlock_irqrestore(&ohci->event_lock, flags);
- /* Accept Physical requests from all nodes. */
- reg_write(ohci,OHCI1394_AsReqFilterHiSet, 0xffffffff);
- reg_write(ohci,OHCI1394_AsReqFilterLoSet, 0xffffffff);
-
/* Turn on phys dma reception.
*
* TODO: Enable some sort of filtering management.
*/
if (phys_dma) {
- reg_write(ohci,OHCI1394_PhyReqFilterHiSet, 0xffffffff);
- reg_write(ohci,OHCI1394_PhyReqFilterLoSet, 0xffffffff);
- reg_write(ohci,OHCI1394_PhyUpperBound, 0xffff0000);
- } else {
- reg_write(ohci,OHCI1394_PhyReqFilterHiSet, 0x00000000);
- reg_write(ohci,OHCI1394_PhyReqFilterLoSet, 0x00000000);
+ reg_write(ohci, OHCI1394_PhyReqFilterHiSet,
+ 0xffffffff);
+ reg_write(ohci, OHCI1394_PhyReqFilterLoSet,
+ 0xffffffff);
}
DBGMSG("PhyReqFilter=%08x%08x",
- reg_read(ohci,OHCI1394_PhyReqFilterHiSet),
- reg_read(ohci,OHCI1394_PhyReqFilterLoSet));
+ reg_read(ohci, OHCI1394_PhyReqFilterHiSet),
+ reg_read(ohci, OHCI1394_PhyReqFilterLoSet));
hpsb_selfid_complete(host, phyid, isroot);
} else
@@ -3259,8 +3262,8 @@
* fail to report the right length. Anyway, the ohci spec
* clearly says it's 2kb, so this shouldn't be a problem. */
ohci_base = pci_resource_start(dev, 0);
- if (pci_resource_len(dev, 0) != OHCI1394_REGISTER_SIZE)
- PRINT(KERN_WARNING, "Unexpected PCI resource length of %lx!",
+ if (pci_resource_len(dev, 0) < OHCI1394_REGISTER_SIZE)
+ PRINT(KERN_WARNING, "PCI resource length of %lx too small!",
pci_resource_len(dev, 0));
/* Seems PCMCIA handles this internally. Not sure why. Seems
@@ -3526,7 +3529,7 @@
static int ohci1394_pci_resume (struct pci_dev *pdev)
{
#ifdef CONFIG_PPC_PMAC
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
struct device_node *of_node;
/* Re-enable 1394 */
@@ -3545,7 +3548,7 @@
static int ohci1394_pci_suspend (struct pci_dev *pdev, pm_message_t state)
{
#ifdef CONFIG_PPC_PMAC
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
struct device_node *of_node;
/* Disable 1394 */
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c
index 19f26c5..f7de546 100644
--- a/drivers/ieee1394/raw1394.c
+++ b/drivers/ieee1394/raw1394.c
@@ -41,7 +41,6 @@
#include <linux/cdev.h>
#include <asm/uaccess.h>
#include <asm/atomic.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/compat.h>
#include "csr1212.h"
@@ -2999,9 +2998,6 @@
goto out_unreg;
}
- devfs_mk_cdev(MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16),
- S_IFCHR | S_IRUSR | S_IWUSR, RAW1394_DEVICE_NAME);
-
cdev_init(&raw1394_cdev, &raw1394_fops);
raw1394_cdev.owner = THIS_MODULE;
kobject_set_name(&raw1394_cdev.kobj, RAW1394_DEVICE_NAME);
@@ -3023,7 +3019,6 @@
goto out;
out_dev:
- devfs_remove(RAW1394_DEVICE_NAME);
class_device_destroy(hpsb_protocol_class,
MKDEV(IEEE1394_MAJOR,
IEEE1394_MINOR_BLOCK_RAW1394 * 16));
@@ -3039,7 +3034,6 @@
MKDEV(IEEE1394_MAJOR,
IEEE1394_MINOR_BLOCK_RAW1394 * 16));
cdev_del(&raw1394_cdev);
- devfs_remove(RAW1394_DEVICE_NAME);
hpsb_unregister_highlevel(&raw1394_highlevel);
hpsb_unregister_protocol(&raw1394_driver);
}
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index eca92eb..2c765ca 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -214,6 +214,7 @@
#endif
#define SBP2_ERR(fmt, args...) HPSB_ERR("sbp2: "fmt, ## args)
+#define SBP2_DEBUG_ENTER() SBP2_DEBUG("%s", __FUNCTION__)
/*
* Globals
@@ -535,7 +536,7 @@
command->Current_SCpnt = Current_SCpnt;
list_add_tail(&command->list, &scsi_id->sbp2_command_orb_inuse);
} else {
- SBP2_ERR("sbp2util_allocate_command_orb - No orbs available!");
+ SBP2_ERR("%s: no orbs available", __FUNCTION__);
}
spin_unlock_irqrestore(&scsi_id->sbp2_command_orb_lock, flags);
return command;
@@ -549,7 +550,7 @@
struct hpsb_host *host;
if (!scsi_id) {
- printk(KERN_ERR "%s: scsi_id == NULL\n", __FUNCTION__);
+ SBP2_ERR("%s: scsi_id == NULL", __FUNCTION__);
return;
}
@@ -610,7 +611,7 @@
struct unit_directory *ud;
struct scsi_id_instance_data *scsi_id;
- SBP2_DEBUG("sbp2_probe");
+ SBP2_DEBUG_ENTER();
ud = container_of(dev, struct unit_directory, device);
@@ -635,7 +636,7 @@
struct scsi_id_instance_data *scsi_id;
struct scsi_device *sdev;
- SBP2_DEBUG("sbp2_remove");
+ SBP2_DEBUG_ENTER();
ud = container_of(dev, struct unit_directory, device);
scsi_id = ud->device.driver_data;
@@ -667,7 +668,7 @@
{
struct scsi_id_instance_data *scsi_id = ud->device.driver_data;
- SBP2_DEBUG("sbp2_update");
+ SBP2_DEBUG_ENTER();
if (sbp2_reconnect_device(scsi_id)) {
@@ -715,7 +716,7 @@
struct Scsi_Host *scsi_host = NULL;
struct scsi_id_instance_data *scsi_id = NULL;
- SBP2_DEBUG("sbp2_alloc_device");
+ SBP2_DEBUG_ENTER();
scsi_id = kzalloc(sizeof(*scsi_id), GFP_KERNEL);
if (!scsi_id) {
@@ -749,12 +750,22 @@
#ifdef CONFIG_IEEE1394_SBP2_PHYS_DMA
/* Handle data movement if physical dma is not
- * enabled/supportedon host controller */
- hpsb_register_addrspace(&sbp2_highlevel, ud->ne->host, &sbp2_physdma_ops,
- 0x0ULL, 0xfffffffcULL);
+ * enabled or not supported on host controller */
+ if (!hpsb_register_addrspace(&sbp2_highlevel, ud->ne->host,
+ &sbp2_physdma_ops,
+ 0x0ULL, 0xfffffffcULL)) {
+ SBP2_ERR("failed to register lower 4GB address range");
+ goto failed_alloc;
+ }
#endif
}
+ /* Prevent unloading of the 1394 host */
+ if (!try_module_get(hi->host->driver->owner)) {
+ SBP2_ERR("failed to get a reference on 1394 host driver");
+ goto failed_alloc;
+ }
+
scsi_id->hi = hi;
list_add_tail(&scsi_id->scsi_list, &hi->scsi_ids);
@@ -816,7 +827,7 @@
struct sbp2scsi_host_info *hi = scsi_id->hi;
int error;
- SBP2_DEBUG("sbp2_start_device");
+ SBP2_DEBUG_ENTER();
/* Login FIFO DMA */
scsi_id->login_response =
@@ -891,7 +902,6 @@
* allows someone else to login instead. One second makes sense. */
msleep_interruptible(1000);
if (signal_pending(current)) {
- SBP2_WARN("aborting sbp2_start_device due to event");
sbp2_remove_device(scsi_id);
return -EINTR;
}
@@ -944,7 +954,7 @@
{
struct sbp2scsi_host_info *hi;
- SBP2_DEBUG("sbp2_remove_device");
+ SBP2_DEBUG_ENTER();
if (!scsi_id)
return;
@@ -1015,6 +1025,9 @@
scsi_id->ud->device.driver_data = NULL;
+ if (hi)
+ module_put(hi->host->driver->owner);
+
SBP2_DEBUG("SBP-2 device removed, SCSI ID = %d", scsi_id->ud->id);
kfree(scsi_id);
@@ -1073,23 +1086,20 @@
int max_logins;
int active_logins;
- SBP2_DEBUG("sbp2_query_logins");
+ SBP2_DEBUG_ENTER();
scsi_id->query_logins_orb->reserved1 = 0x0;
scsi_id->query_logins_orb->reserved2 = 0x0;
scsi_id->query_logins_orb->query_response_lo = scsi_id->query_logins_response_dma;
scsi_id->query_logins_orb->query_response_hi = ORB_SET_NODE_ID(hi->host->node_id);
- SBP2_DEBUG("sbp2_query_logins: query_response_hi/lo initialized");
scsi_id->query_logins_orb->lun_misc = ORB_SET_FUNCTION(SBP2_QUERY_LOGINS_REQUEST);
scsi_id->query_logins_orb->lun_misc |= ORB_SET_NOTIFY(1);
scsi_id->query_logins_orb->lun_misc |= ORB_SET_LUN(scsi_id->sbp2_lun);
- SBP2_DEBUG("sbp2_query_logins: lun_misc initialized");
scsi_id->query_logins_orb->reserved_resp_length =
ORB_SET_QUERY_LOGINS_RESP_LENGTH(sizeof(struct sbp2_query_logins_response));
- SBP2_DEBUG("sbp2_query_logins: reserved_resp_length initialized");
scsi_id->query_logins_orb->status_fifo_hi =
ORB_SET_STATUS_FIFO_HI(scsi_id->status_fifo_addr, hi->host->node_id);
@@ -1098,25 +1108,19 @@
sbp2util_cpu_to_be32_buffer(scsi_id->query_logins_orb, sizeof(struct sbp2_query_logins_orb));
- SBP2_DEBUG("sbp2_query_logins: orb byte-swapped");
-
sbp2util_packet_dump(scsi_id->query_logins_orb, sizeof(struct sbp2_query_logins_orb),
"sbp2 query logins orb", scsi_id->query_logins_orb_dma);
memset(scsi_id->query_logins_response, 0, sizeof(struct sbp2_query_logins_response));
memset(&scsi_id->status_block, 0, sizeof(struct sbp2_status_block));
- SBP2_DEBUG("sbp2_query_logins: query_logins_response/status FIFO memset");
-
data[0] = ORB_SET_NODE_ID(hi->host->node_id);
data[1] = scsi_id->query_logins_orb_dma;
sbp2util_cpu_to_be32_buffer(data, 8);
atomic_set(&scsi_id->sbp2_login_complete, 0);
- SBP2_DEBUG("sbp2_query_logins: prepared to write");
hpsb_node_write(scsi_id->ne, scsi_id->sbp2_management_agent_addr, data, 8);
- SBP2_DEBUG("sbp2_query_logins: written");
if (sbp2util_down_timeout(&scsi_id->sbp2_login_complete, 2*HZ)) {
SBP2_INFO("Error querying logins to SBP-2 device - timed out");
@@ -1165,10 +1169,10 @@
struct sbp2scsi_host_info *hi = scsi_id->hi;
quadlet_t data[2];
- SBP2_DEBUG("sbp2_login_device");
+ SBP2_DEBUG_ENTER();
if (!scsi_id->login_orb) {
- SBP2_DEBUG("sbp2_login_device: login_orb not alloc'd!");
+ SBP2_DEBUG("%s: login_orb not alloc'd!", __FUNCTION__);
return -EIO;
}
@@ -1182,59 +1186,39 @@
/* Set-up login ORB, assume no password */
scsi_id->login_orb->password_hi = 0;
scsi_id->login_orb->password_lo = 0;
- SBP2_DEBUG("sbp2_login_device: password_hi/lo initialized");
scsi_id->login_orb->login_response_lo = scsi_id->login_response_dma;
scsi_id->login_orb->login_response_hi = ORB_SET_NODE_ID(hi->host->node_id);
- SBP2_DEBUG("sbp2_login_device: login_response_hi/lo initialized");
scsi_id->login_orb->lun_misc = ORB_SET_FUNCTION(SBP2_LOGIN_REQUEST);
scsi_id->login_orb->lun_misc |= ORB_SET_RECONNECT(0); /* One second reconnect time */
scsi_id->login_orb->lun_misc |= ORB_SET_EXCLUSIVE(exclusive_login); /* Exclusive access to device */
scsi_id->login_orb->lun_misc |= ORB_SET_NOTIFY(1); /* Notify us of login complete */
scsi_id->login_orb->lun_misc |= ORB_SET_LUN(scsi_id->sbp2_lun);
- SBP2_DEBUG("sbp2_login_device: lun_misc initialized");
scsi_id->login_orb->passwd_resp_lengths =
ORB_SET_LOGIN_RESP_LENGTH(sizeof(struct sbp2_login_response));
- SBP2_DEBUG("sbp2_login_device: passwd_resp_lengths initialized");
scsi_id->login_orb->status_fifo_hi =
ORB_SET_STATUS_FIFO_HI(scsi_id->status_fifo_addr, hi->host->node_id);
scsi_id->login_orb->status_fifo_lo =
ORB_SET_STATUS_FIFO_LO(scsi_id->status_fifo_addr);
- /*
- * Byte swap ORB if necessary
- */
sbp2util_cpu_to_be32_buffer(scsi_id->login_orb, sizeof(struct sbp2_login_orb));
- SBP2_DEBUG("sbp2_login_device: orb byte-swapped");
-
sbp2util_packet_dump(scsi_id->login_orb, sizeof(struct sbp2_login_orb),
"sbp2 login orb", scsi_id->login_orb_dma);
- /*
- * Initialize login response and status fifo
- */
memset(scsi_id->login_response, 0, sizeof(struct sbp2_login_response));
memset(&scsi_id->status_block, 0, sizeof(struct sbp2_status_block));
- SBP2_DEBUG("sbp2_login_device: login_response/status FIFO memset");
-
- /*
- * Ok, let's write to the target's management agent register
- */
data[0] = ORB_SET_NODE_ID(hi->host->node_id);
data[1] = scsi_id->login_orb_dma;
sbp2util_cpu_to_be32_buffer(data, 8);
atomic_set(&scsi_id->sbp2_login_complete, 0);
- SBP2_DEBUG("sbp2_login_device: prepared to write to %08x",
- (unsigned int)scsi_id->sbp2_management_agent_addr);
hpsb_node_write(scsi_id->ne, scsi_id->sbp2_management_agent_addr, data, 8);
- SBP2_DEBUG("sbp2_login_device: written");
/*
* Wait for login status (up to 20 seconds)...
@@ -1298,7 +1282,7 @@
quadlet_t data[2];
int error;
- SBP2_DEBUG("sbp2_logout_device");
+ SBP2_DEBUG_ENTER();
/*
* Set-up logout ORB
@@ -1362,7 +1346,7 @@
quadlet_t data[2];
int error;
- SBP2_DEBUG("sbp2_reconnect_device");
+ SBP2_DEBUG_ENTER();
/*
* Set-up reconnect ORB
@@ -1453,17 +1437,11 @@
{
quadlet_t data;
- SBP2_DEBUG("sbp2_set_busy_timeout");
+ SBP2_DEBUG_ENTER();
- /*
- * Ok, let's write to the target's busy timeout register
- */
data = cpu_to_be32(SBP2_BUSY_TIMEOUT_VALUE);
-
- if (hpsb_node_write(scsi_id->ne, SBP2_BUSY_TIMEOUT_ADDRESS, &data, 4)) {
- SBP2_ERR("sbp2_set_busy_timeout error");
- }
-
+ if (hpsb_node_write(scsi_id->ne, SBP2_BUSY_TIMEOUT_ADDRESS, &data, 4))
+ SBP2_ERR("%s error", __FUNCTION__);
return 0;
}
@@ -1482,7 +1460,7 @@
firmware_revision, workarounds;
int i;
- SBP2_DEBUG("sbp2_parse_unit_directory");
+ SBP2_DEBUG_ENTER();
management_agent_addr = 0x0;
command_set_spec_id = 0x0;
@@ -1615,7 +1593,7 @@
{
struct sbp2scsi_host_info *hi = scsi_id->hi;
- SBP2_DEBUG("sbp2_max_speed_and_size");
+ SBP2_DEBUG_ENTER();
/* Initial setting comes from the hosts speed map */
scsi_id->speed_code =
@@ -1652,11 +1630,8 @@
u64 addr;
int retval;
- SBP2_DEBUG("sbp2_agent_reset");
+ SBP2_DEBUG_ENTER();
- /*
- * Ok, let's write to the target's management agent register
- */
data = ntohl(SBP2_AGENT_RESET_DATA);
addr = scsi_id->sbp2_command_block_agent_addr + SBP2_AGENT_RESET_OFFSET;
@@ -2004,11 +1979,7 @@
unsigned int request_bufflen = SCpnt->request_bufflen;
struct sbp2_command_info *command;
- SBP2_DEBUG("sbp2_send_command");
-#if (CONFIG_IEEE1394_SBP2_DEBUG >= 2) || defined(CONFIG_IEEE1394_SBP2_PACKET_DUMP)
- printk("[scsi command]\n ");
- scsi_print_command(SCpnt);
-#endif
+ SBP2_DEBUG_ENTER();
SBP2_DEBUG("SCSI transfer size = %x", request_bufflen);
SBP2_DEBUG("SCSI s/g elements = %x", (unsigned int)SCpnt->use_sg);
@@ -2048,7 +2019,7 @@
*/
static unsigned int sbp2_status_to_sense_data(unchar *sbp2_status, unchar *sense_data)
{
- SBP2_DEBUG("sbp2_status_to_sense_data");
+ SBP2_DEBUG_ENTER();
/*
* Ok, it's pretty ugly... ;-)
@@ -2082,7 +2053,7 @@
{
u8 *scsi_buf = SCpnt->request_buffer;
- SBP2_DEBUG("sbp2_check_sbp2_response");
+ SBP2_DEBUG_ENTER();
if (SCpnt->cmnd[0] == INQUIRY && (SCpnt->cmnd[1] & 3) == 0) {
/*
@@ -2113,7 +2084,7 @@
struct sbp2_command_info *command;
unsigned long flags;
- SBP2_DEBUG("sbp2_handle_status_write");
+ SBP2_DEBUG_ENTER();
sbp2util_packet_dump(data, length, "sbp2 status write by device", (u32)addr);
@@ -2260,7 +2231,10 @@
struct sbp2scsi_host_info *hi;
int result = DID_NO_CONNECT << 16;
- SBP2_DEBUG("sbp2scsi_queuecommand");
+ SBP2_DEBUG_ENTER();
+#if (CONFIG_IEEE1394_SBP2_DEBUG >= 2) || defined(CONFIG_IEEE1394_SBP2_PACKET_DUMP)
+ scsi_print_command(SCpnt);
+#endif
if (!sbp2util_node_is_available(scsi_id))
goto done;
@@ -2338,7 +2312,7 @@
struct sbp2_command_info *command;
unsigned long flags;
- SBP2_DEBUG("sbp2scsi_complete_all_commands");
+ SBP2_DEBUG_ENTER();
spin_lock_irqsave(&scsi_id->sbp2_command_orb_lock, flags);
while (!list_empty(&scsi_id->sbp2_command_orb_inuse)) {
@@ -2371,7 +2345,7 @@
u32 scsi_status, struct scsi_cmnd *SCpnt,
void (*done)(struct scsi_cmnd *))
{
- SBP2_DEBUG("sbp2scsi_complete_command");
+ SBP2_DEBUG_ENTER();
/*
* Sanity
@@ -2397,7 +2371,7 @@
*/
switch (scsi_status) {
case SBP2_SCSI_STATUS_GOOD:
- SCpnt->result = DID_OK;
+ SCpnt->result = DID_OK << 16;
break;
case SBP2_SCSI_STATUS_BUSY:
@@ -2407,16 +2381,11 @@
case SBP2_SCSI_STATUS_CHECK_CONDITION:
SBP2_DEBUG("SBP2_SCSI_STATUS_CHECK_CONDITION");
- SCpnt->result = CHECK_CONDITION << 1;
-
- /*
- * Debug stuff
- */
+ SCpnt->result = CHECK_CONDITION << 1 | DID_OK << 16;
#if CONFIG_IEEE1394_SBP2_DEBUG >= 1
scsi_print_command(SCpnt);
- scsi_print_sense("bh", SCpnt);
+ scsi_print_sense(SBP2_DEVICE_NAME, SCpnt);
#endif
-
break;
case SBP2_SCSI_STATUS_SELECTION_TIMEOUT:
@@ -2441,7 +2410,7 @@
/*
* Take care of any sbp2 response data mucking here (RBC stuff, etc.)
*/
- if (SCpnt->result == DID_OK) {
+ if (SCpnt->result == DID_OK << 16) {
sbp2_check_sbp2_response(scsi_id, SCpnt);
}
@@ -2459,6 +2428,8 @@
* If a unit attention occurs, return busy status so it gets
* retried... it could have happened because of a 1394 bus reset
* or hot-plug...
+ * XXX DID_BUS_BUSY is actually a bad idea because it will defy
+ * the scsi layer's retry logic.
*/
#if 0
if ((scsi_status == SBP2_SCSI_STATUS_CHECK_CONDITION) &&
@@ -2624,7 +2595,7 @@
{
int ret;
- SBP2_DEBUG("sbp2_module_init");
+ SBP2_DEBUG_ENTER();
/* Module load debug option to force one command at a time (serializing I/O) */
if (serialize_io) {
@@ -2652,7 +2623,7 @@
static void __exit sbp2_module_exit(void)
{
- SBP2_DEBUG("sbp2_module_exit");
+ SBP2_DEBUG_ENTER();
hpsb_unregister_protocol(&sbp2_driver);
diff --git a/drivers/ieee1394/video1394.c b/drivers/ieee1394/video1394.c
index 216dbbf..4e3bd62 100644
--- a/drivers/ieee1394/video1394.c
+++ b/drivers/ieee1394/video1394.c
@@ -42,7 +42,6 @@
#include <linux/poll.h>
#include <linux/smp_lock.h>
#include <linux/delay.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/bitops.h>
#include <linux/types.h>
#include <linux/vmalloc.h>
@@ -1322,9 +1321,6 @@
class_device_create(hpsb_protocol_class, NULL, MKDEV(
IEEE1394_MAJOR, minor),
NULL, "%s-%d", VIDEO1394_DRIVER_NAME, ohci->host->id);
- devfs_mk_cdev(MKDEV(IEEE1394_MAJOR, minor),
- S_IFCHR | S_IRUSR | S_IWUSR,
- "%s/%d", VIDEO1394_DRIVER_NAME, ohci->host->id);
}
@@ -1332,12 +1328,9 @@
{
struct ti_ohci *ohci = hpsb_get_hostinfo(&video1394_highlevel, host);
- if (ohci) {
+ if (ohci)
class_device_destroy(hpsb_protocol_class, MKDEV(IEEE1394_MAJOR,
IEEE1394_MINOR_BLOCK_VIDEO1394 * 16 + ohci->host->id));
- devfs_remove("%s/%d", VIDEO1394_DRIVER_NAME, ohci->host->id);
- }
-
return;
}
@@ -1478,12 +1471,8 @@
static void __exit video1394_exit_module (void)
{
hpsb_unregister_protocol(&video1394_driver);
-
hpsb_unregister_highlevel(&video1394_highlevel);
-
- devfs_remove(VIDEO1394_DRIVER_NAME);
cdev_del(&video1394_cdev);
-
PRINT_G(KERN_INFO, "Removed " VIDEO1394_DRIVER_NAME " module");
}
@@ -1500,15 +1489,12 @@
return ret;
}
- devfs_mk_dir(VIDEO1394_DRIVER_NAME);
-
hpsb_register_highlevel(&video1394_highlevel);
ret = hpsb_register_protocol(&video1394_driver);
if (ret) {
PRINT_G(KERN_ERR, "video1394: failed to register protocol");
hpsb_unregister_highlevel(&video1394_highlevel);
- devfs_remove(VIDEO1394_DRIVER_NAME);
cdev_del(&video1394_cdev);
return ret;
}
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index 34fcaba..259fd89 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -42,6 +42,7 @@
#include <asm/semaphore.h>
#ifdef CONFIG_PPC
#include <asm/prom.h>
+#include <asm/machdep.h>
#endif
@@ -294,7 +295,7 @@
int i;
#ifdef CONFIG_PPC32
- if ( (_machine != _MACH_chrp) && (_machine != _MACH_Pmac) )
+ if (!machine_is(chrp) && !machine_is(powermac))
return 0;
#endif
#ifdef CONFIG_MAC
diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c
index f5779a7..394334e 100644
--- a/drivers/macintosh/adbhid.c
+++ b/drivers/macintosh/adbhid.c
@@ -1206,8 +1206,8 @@
static int __init adbhid_init(void)
{
#ifndef CONFIG_MAC
- if ( (_machine != _MACH_chrp) && (_machine != _MACH_Pmac) )
- return 0;
+ if (!machine_is(chrp) && !machine_is(powermac))
+ return 0;
#endif
led_request.complete = 1;
diff --git a/drivers/macintosh/mediabay.c b/drivers/macintosh/mediabay.c
index 8dbf285..53c1c79 100644
--- a/drivers/macintosh/mediabay.c
+++ b/drivers/macintosh/mediabay.c
@@ -839,8 +839,8 @@
media_bays[i].cd_index = -1;
#endif
}
- if (_machine != _MACH_Pmac)
- return -ENODEV;
+ if (!machine_is(powermac))
+ return 0;
macio_register_driver(&media_bay_driver);
diff --git a/drivers/media/video/planb.c b/drivers/media/video/planb.c
index 522e9dd..d9e3cad 100644
--- a/drivers/media/video/planb.c
+++ b/drivers/media/video/planb.c
@@ -2156,7 +2156,7 @@
struct pci_dev *pdev;
int rc;
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return 0;
planb_devices = find_devices("planb");
diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c
index d1a86a0..f560941 100644
--- a/drivers/net/tulip/de4x5.c
+++ b/drivers/net/tulip/de4x5.c
@@ -4160,7 +4160,7 @@
** If the address starts with 00 a0, we have to bit-reverse
** each byte of the address.
*/
- if ( (_machine & _MACH_Pmac) &&
+ if ( machine_is(powermac) &&
(dev->dev_addr[0] == 0) &&
(dev->dev_addr[1] == 0xa0) )
{
diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c
index d6d2125..f852421 100644
--- a/drivers/scsi/mesh.c
+++ b/drivers/scsi/mesh.c
@@ -1748,7 +1748,7 @@
static void set_mesh_power(struct mesh_state *ms, int state)
{
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return;
if (state) {
pmac_call_feature(PMAC_FTR_MESH_ENABLE, macio_get_of_node(ms->mdev), 0, 1);
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index e0afb5a..0d2193b 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -296,7 +296,7 @@
#ifdef CONFIG_PPC_PMAC
/* Disable ASIC clocks for USB */
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
struct device_node *of_node;
of_node = pci_device_to_OF_node (dev);
@@ -331,7 +331,7 @@
#ifdef CONFIG_PPC_PMAC
/* Reenable ASIC clocks for USB */
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
struct device_node *of_node;
of_node = pci_device_to_OF_node (dev);
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index 821c6da..f7bbff4 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -67,6 +67,7 @@
#include <asm/io.h>
#ifdef CONFIG_PPC_PMAC
+#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/prom.h>
#include <asm/pci-bridge.h>
@@ -1748,7 +1749,7 @@
var = default_var;
#ifdef CONFIG_PPC_PMAC
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
/* Indicate sleep capability */
if (par->chip_gen == rage_M3) {
pmac_call_feature(PMAC_FTR_DEVICE_CAN_WAKE, NULL, 0, 1);
@@ -2011,7 +2012,7 @@
return 0;
#ifdef CONFIG_PMAC_BACKLIGHT
- if ((_machine == _MACH_Pmac) && blank)
+ if (machine_is(powermac) && blank)
set_backlight_enable(0);
#endif /* CONFIG_PMAC_BACKLIGHT */
@@ -2029,7 +2030,7 @@
aty128_set_lcd_enable(par, par->lcd_on && !blank);
}
#ifdef CONFIG_PMAC_BACKLIGHT
- if ((_machine == _MACH_Pmac) && !blank)
+ if (machine_is(powermac) && !blank)
set_backlight_enable(1);
#endif /* CONFIG_PMAC_BACKLIGHT */
return 0;
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index e799fcc..b39e72d 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -75,6 +75,7 @@
#include "ati_ids.h"
#ifdef __powerpc__
+#include <asm/machdep.h>
#include <asm/prom.h>
#include "../macmodes.h"
#endif
@@ -2518,7 +2519,7 @@
memset(&var, 0, sizeof(var));
#ifdef CONFIG_PPC
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
/*
* FIXME: The NVRAM stuff should be put in a Mac-specific file, as it
* applies to all Mac video cards
@@ -2673,7 +2674,7 @@
return 0;
#ifdef CONFIG_PMAC_BACKLIGHT
- if ((_machine == _MACH_Pmac) && blank > FB_BLANK_NORMAL)
+ if (machine_is(powermac) && blank > FB_BLANK_NORMAL)
set_backlight_enable(0);
#elif defined(CONFIG_FB_ATY_GENERIC_LCD)
if (par->lcd_table && blank > FB_BLANK_NORMAL &&
@@ -2705,7 +2706,7 @@
aty_st_le32(CRTC_GEN_CNTL, gen_cntl, par);
#ifdef CONFIG_PMAC_BACKLIGHT
- if ((_machine == _MACH_Pmac) && blank <= FB_BLANK_NORMAL)
+ if (machine_is(powermac) && blank <= FB_BLANK_NORMAL)
set_backlight_enable(1);
#elif defined(CONFIG_FB_ATY_GENERIC_LCD)
if (par->lcd_table && blank <= FB_BLANK_NORMAL &&
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index 5886a2f..c709176 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -20,7 +20,7 @@
#include <linux/agp_backend.h>
#ifdef CONFIG_PPC_PMAC
-#include <asm/processor.h>
+#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/pmac_feature.h>
#endif
@@ -2745,7 +2745,7 @@
rinfo->pm_mode |= radeon_pm_off;
}
#if defined(CONFIG_PPC_PMAC)
- if (_machine == _MACH_Pmac && rinfo->of_node) {
+ if (machine_is(powermac) && rinfo->of_node) {
if (rinfo->is_mobility && rinfo->pm_reg &&
rinfo->family <= CHIP_FAMILY_RV250)
rinfo->pm_mode |= radeon_pm_d2;
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index 66d6f2f..1103010 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -60,8 +60,8 @@
#include <asm/amigahw.h>
#endif
#ifdef CONFIG_PPC_PREP
-#include <asm/processor.h>
-#define isPReP (_machine == _MACH_prep)
+#include <asm/machdep.h>
+#define isPReP (machine_is(prep))
#else
#define isPReP 0
#endif
diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c
index 951c997..23c1827 100644
--- a/drivers/video/matrox/matroxfb_base.c
+++ b/drivers/video/matrox/matroxfb_base.c
@@ -115,6 +115,7 @@
#include <asm/uaccess.h>
#ifdef CONFIG_PPC_PMAC
+#include <asm/machdep.h>
unsigned char nvram_read_byte(int);
static int default_vmode = VMODE_NVRAM;
static int default_cmode = CMODE_NVRAM;
@@ -1833,7 +1834,7 @@
/* FIXME: Where to move this?! */
#if defined(CONFIG_PPC_PMAC)
#ifndef MODULE
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
struct fb_var_screeninfo var;
if (default_vmode <= 0 || default_vmode > VMODE_MAX)
default_vmode = VMODE_640_480_60;
diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c
index 6d3e489..093ab99 100644
--- a/drivers/video/nvidia/nvidia.c
+++ b/drivers/video/nvidia/nvidia.c
@@ -30,6 +30,7 @@
#include <asm/pci-bridge.h>
#endif
#ifdef CONFIG_PMAC_BACKLIGHT
+#include <asm/machdep.h>
#include <asm/backlight.h>
#endif
@@ -1355,7 +1356,7 @@
NVWriteCrtc(par, 0x1a, vesa);
#ifdef CONFIG_PMAC_BACKLIGHT
- if (par->FlatPanel && _machine == _MACH_Pmac) {
+ if (par->FlatPanel && machine_is(powermac)) {
set_backlight_enable(!blank);
}
#endif
@@ -1741,7 +1742,7 @@
info->fix.id,
par->FbMapSize / (1024 * 1024), info->fix.smem_start);
#ifdef CONFIG_PMAC_BACKLIGHT
- if (par->FlatPanel && _machine == _MACH_Pmac)
+ if (par->FlatPanel && machine_is(powermac))
register_backlight_controller(&nvidia_backlight_controller,
par, "mnca");
#endif
diff --git a/drivers/video/radeonfb.c b/drivers/video/radeonfb.c
index 24982ad..afb6c2e 100644
--- a/drivers/video/radeonfb.c
+++ b/drivers/video/radeonfb.c
@@ -1596,7 +1596,7 @@
return 0;
#ifdef CONFIG_PMAC_BACKLIGHT
- if (rinfo->dviDisp_type == MT_LCD && _machine == _MACH_Pmac) {
+ if (rinfo->dviDisp_type == MT_LCD && machine_is(powermac)) {
set_backlight_enable(!blank);
return 0;
}
diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index f841f01..3e9308f 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c
@@ -49,6 +49,7 @@
#include <asm/pci-bridge.h>
#endif
#ifdef CONFIG_PMAC_BACKLIGHT
+#include <asm/machdep.h>
#include <asm/backlight.h>
#endif
@@ -1247,7 +1248,7 @@
CRTCout(par, 0x1a, vesa);
#ifdef CONFIG_PMAC_BACKLIGHT
- if ( par->FlatPanel && _machine == _MACH_Pmac) {
+ if ( par->FlatPanel && machine_is(powermac)) {
set_backlight_enable(!blank);
}
#endif
@@ -2037,9 +2038,9 @@
info->fix.smem_len / (1024 * 1024),
info->fix.smem_start);
#ifdef CONFIG_PMAC_BACKLIGHT
- if (default_par->FlatPanel && _machine == _MACH_Pmac)
- register_backlight_controller(&riva_backlight_controller,
- default_par, "mnca");
+ if (default_par->FlatPanel && machine_is(powermac))
+ register_backlight_controller(&riva_backlight_controller,
+ default_par, "mnca");
#endif
NVTRACE_LEAVE();
return 0;
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 9d1d2aa..910a8ed 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -524,8 +524,6 @@
*/
ret = dio->page_errors;
if (ret == 0) {
- map_bh->b_state = 0;
- map_bh->b_size = 0;
BUG_ON(dio->block_in_file >= dio->final_block_in_request);
fs_startblk = dio->block_in_file >> dio->blkfactor;
dio_count = dio->final_block_in_request - dio->block_in_file;
@@ -534,6 +532,9 @@
if (dio_count & blkmask)
fs_count++;
+ map_bh->b_state = 0;
+ map_bh->b_size = fs_count << dio->inode->i_blkbits;
+
create = dio->rw == WRITE;
if (dio->lock_type == DIO_LOCKING) {
if (dio->block_in_file < (i_size_read(dio->inode) >>
@@ -542,13 +543,13 @@
} else if (dio->lock_type == DIO_NO_LOCKING) {
create = 0;
}
+
/*
* For writes inside i_size we forbid block creations: only
* overwrites are permitted. We fall back to buffered writes
* at a higher level for inside-i_size block-instantiating
* writes.
*/
- map_bh->b_size = fs_count << dio->blkbits;
ret = (*dio->get_block)(dio->inode, fs_startblk,
map_bh, create);
}
diff --git a/fs/exec.c b/fs/exec.c
index c7397c4..950ebd4 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -616,6 +616,15 @@
kmem_cache_free(sighand_cachep, newsighand);
return -EAGAIN;
}
+
+ /*
+ * child_reaper ignores SIGKILL, change it now.
+ * Reparenting needs write_lock on tasklist_lock,
+ * so it is safe to do it under read_lock.
+ */
+ if (unlikely(current->group_leader == child_reaper))
+ child_reaper = current;
+
zap_other_threads(current);
read_unlock(&tasklist_lock);
@@ -699,22 +708,30 @@
remove_parent(current);
remove_parent(leader);
- switch_exec_pids(leader, current);
+
+ /* Become a process group leader with the old leader's pid.
+ * Note: The old leader also uses thispid until release_task
+ * is called. Odd but simple and correct.
+ */
+ detach_pid(current, PIDTYPE_PID);
+ current->pid = leader->pid;
+ attach_pid(current, PIDTYPE_PID, current->pid);
+ attach_pid(current, PIDTYPE_PGID, current->signal->pgrp);
+ attach_pid(current, PIDTYPE_SID, current->signal->session);
+ list_add_tail(¤t->tasks, &init_task.tasks);
current->parent = current->real_parent = leader->real_parent;
leader->parent = leader->real_parent = child_reaper;
current->group_leader = current;
leader->group_leader = leader;
- add_parent(current, current->parent);
- add_parent(leader, leader->parent);
+ add_parent(current);
+ add_parent(leader);
if (ptrace) {
current->ptrace = ptrace;
__ptrace_link(current, parent);
}
- list_del(¤t->tasks);
- list_add_tail(¤t->tasks, &init_task.tasks);
current->exit_signal = SIGCHLD;
BUG_ON(leader->exit_state != EXIT_ZOMBIE);
@@ -751,7 +768,6 @@
/*
* Move our state over to newsighand and switch it in.
*/
- spin_lock_init(&newsighand->siglock);
atomic_set(&newsighand->count, 1);
memcpy(newsighand->action, oldsighand->action,
sizeof(newsighand->action));
@@ -768,7 +784,7 @@
write_unlock_irq(&tasklist_lock);
if (atomic_dec_and_test(&oldsighand->count))
- sighand_free(oldsighand);
+ kmem_cache_free(sighand_cachep, oldsighand);
}
BUG_ON(!thread_group_leader(current));
diff --git a/fs/partitions/mac.c b/fs/partitions/mac.c
index bb22cdd..813292f 100644
--- a/fs/partitions/mac.c
+++ b/fs/partitions/mac.c
@@ -12,6 +12,7 @@
#include "mac.h"
#ifdef CONFIG_PPC_PMAC
+#include <asm/machdep.h>
extern void note_bootable_part(dev_t dev, int part, int goodness);
#endif
@@ -79,7 +80,7 @@
* If this is the first bootable partition, tell the
* setup code, in case it wants to make this the root.
*/
- if (_machine == _MACH_Pmac) {
+ if (machine_is(powermac)) {
int goodness = 0;
mac_fix_string(part->processor, 16);
diff --git a/fs/proc/proc_devtree.c b/fs/proc/proc_devtree.c
index 596b4b4..abdf068 100644
--- a/fs/proc/proc_devtree.c
+++ b/fs/proc/proc_devtree.c
@@ -52,7 +52,8 @@
* Add a property to a node
*/
static struct proc_dir_entry *
-__proc_device_tree_add_prop(struct proc_dir_entry *de, struct property *pp)
+__proc_device_tree_add_prop(struct proc_dir_entry *de, struct property *pp,
+ const char *name)
{
struct proc_dir_entry *ent;
@@ -60,14 +61,14 @@
* Unfortunately proc_register puts each new entry
* at the beginning of the list. So we rearrange them.
*/
- ent = create_proc_read_entry(pp->name,
- strncmp(pp->name, "security-", 9)
+ ent = create_proc_read_entry(name,
+ strncmp(name, "security-", 9)
? S_IRUGO : S_IRUSR, de,
property_read_proc, pp);
if (ent == NULL)
return NULL;
- if (!strncmp(pp->name, "security-", 9))
+ if (!strncmp(name, "security-", 9))
ent->size = 0; /* don't leak number of password chars */
else
ent->size = pp->length;
@@ -78,7 +79,7 @@
void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop)
{
- __proc_device_tree_add_prop(pde, prop);
+ __proc_device_tree_add_prop(pde, prop, prop->name);
}
void proc_device_tree_remove_prop(struct proc_dir_entry *pde,
@@ -106,6 +107,69 @@
}
/*
+ * Various dodgy firmware might give us nodes and/or properties with
+ * conflicting names. That's generally ok, except for exporting via /proc,
+ * so munge names here to ensure they're unique.
+ */
+
+static int duplicate_name(struct proc_dir_entry *de, const char *name)
+{
+ struct proc_dir_entry *ent;
+ int found = 0;
+
+ spin_lock(&proc_subdir_lock);
+
+ for (ent = de->subdir; ent != NULL; ent = ent->next) {
+ if (strcmp(ent->name, name) == 0) {
+ found = 1;
+ break;
+ }
+ }
+
+ spin_unlock(&proc_subdir_lock);
+
+ return found;
+}
+
+static const char *fixup_name(struct device_node *np, struct proc_dir_entry *de,
+ const char *name)
+{
+ char *fixed_name;
+ int fixup_len = strlen(name) + 2 + 1; /* name + #x + \0 */
+ int i = 1, size;
+
+realloc:
+ fixed_name = kmalloc(fixup_len, GFP_KERNEL);
+ if (fixed_name == NULL) {
+ printk(KERN_ERR "device-tree: Out of memory trying to fixup "
+ "name \"%s\"\n", name);
+ return name;
+ }
+
+retry:
+ size = snprintf(fixed_name, fixup_len, "%s#%d", name, i);
+ size++; /* account for NULL */
+
+ if (size > fixup_len) {
+ /* We ran out of space, free and reallocate. */
+ kfree(fixed_name);
+ fixup_len = size;
+ goto realloc;
+ }
+
+ if (duplicate_name(de, fixed_name)) {
+ /* Multiple duplicates. Retry with a different offset. */
+ i++;
+ goto retry;
+ }
+
+ printk(KERN_WARNING "device-tree: Duplicate name in %s, "
+ "renamed to \"%s\"\n", np->full_name, fixed_name);
+
+ return fixed_name;
+}
+
+/*
* Process a node, adding entries for its children and its properties.
*/
void proc_device_tree_add_node(struct device_node *np,
@@ -118,37 +182,30 @@
set_node_proc_entry(np, de);
for (child = NULL; (child = of_get_next_child(np, child));) {
+ /* Use everything after the last slash, or the full name */
p = strrchr(child->full_name, '/');
if (!p)
p = child->full_name;
else
++p;
+
+ if (duplicate_name(de, p))
+ p = fixup_name(np, de, p);
+
ent = proc_mkdir(p, de);
if (ent == 0)
break;
proc_device_tree_add_node(child, ent);
}
of_node_put(child);
- for (pp = np->properties; pp != 0; pp = pp->next) {
- /*
- * Yet another Apple device-tree bogosity: on some machines,
- * they have properties & nodes with the same name. Those
- * properties are quite unimportant for us though, thus we
- * simply "skip" them here, but we do have to check.
- */
- spin_lock(&proc_subdir_lock);
- for (ent = de->subdir; ent != NULL; ent = ent->next)
- if (!strcmp(ent->name, pp->name))
- break;
- spin_unlock(&proc_subdir_lock);
- if (ent != NULL) {
- printk(KERN_WARNING "device-tree: property \"%s\" name"
- " conflicts with node in %s\n", pp->name,
- np->full_name);
- continue;
- }
- ent = __proc_device_tree_add_prop(de, pp);
+ for (pp = np->properties; pp != 0; pp = pp->next) {
+ p = pp->name;
+
+ if (duplicate_name(de, p))
+ p = fixup_name(np, de, p);
+
+ ent = __proc_device_tree_add_prop(de, pp, p);
if (ent == 0)
break;
}
diff --git a/fs/xfs/linux-2.6/mrlock.h b/fs/xfs/linux-2.6/mrlock.h
index 16b44c3..1b262b7 100644
--- a/fs/xfs/linux-2.6/mrlock.h
+++ b/fs/xfs/linux-2.6/mrlock.h
@@ -79,7 +79,7 @@
* Debug-only routine, without some platform-specific asm code, we can
* now only answer requests regarding whether we hold the lock for write
* (reader state is outside our visibility, we only track writer state).
- * Note: means !ismrlocked would give false positivies, so don't do that.
+ * Note: means !ismrlocked would give false positives, so don't do that.
*/
static inline int ismrlocked(mrlock_t *mrp, int type)
{
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index c02f7c5..6cbbd16 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -372,7 +372,7 @@
* assumes that all buffers on the page are started at the same time.
*
* The fix is two passes across the ioend list - one to start writeback on the
- * bufferheads, and then the second one submit them for I/O.
+ * buffer_heads, and then submit them for I/O on the second pass.
*/
STATIC void
xfs_submit_ioend(
@@ -699,7 +699,7 @@
/*
* page_dirty is initially a count of buffers on the page before
- * EOF and is decrememted as we move each into a cleanable state.
+ * EOF and is decremented as we move each into a cleanable state.
*
* Derivation:
*
@@ -842,7 +842,7 @@
* page if possible.
* The bh->b_state's cannot know if any of the blocks or which block for
* that matter are dirty due to mmap writes, and therefore bh uptodate is
- * only vaild if the page itself isn't completely uptodate. Some layers
+ * only valid if the page itself isn't completely uptodate. Some layers
* may clear the page dirty flag prior to calling write page, under the
* assumption the entire page will be written out; by not writing out the
* whole page the page can be reused before all valid dirty data is
@@ -892,7 +892,7 @@
/*
* page_dirty is initially a count of buffers on the page before
- * EOF and is decrememted as we move each into a cleanable state.
+ * EOF and is decremented as we move each into a cleanable state.
*
* Derivation:
*
@@ -1223,10 +1223,9 @@
}
STATIC int
-__xfs_get_block(
+__xfs_get_blocks(
struct inode *inode,
sector_t iblock,
- unsigned long blocks,
struct buffer_head *bh_result,
int create,
int direct,
@@ -1236,22 +1235,17 @@
xfs_iomap_t iomap;
xfs_off_t offset;
ssize_t size;
- int retpbbm = 1;
+ int niomap = 1;
int error;
offset = (xfs_off_t)iblock << inode->i_blkbits;
- if (blocks)
- size = (ssize_t) min_t(xfs_off_t, LONG_MAX,
- (xfs_off_t)blocks << inode->i_blkbits);
- else
- size = 1 << inode->i_blkbits;
-
+ ASSERT(bh_result->b_size >= (1 << inode->i_blkbits));
+ size = bh_result->b_size;
VOP_BMAP(vp, offset, size,
- create ? flags : BMAPI_READ, &iomap, &retpbbm, error);
+ create ? flags : BMAPI_READ, &iomap, &niomap, error);
if (error)
return -error;
-
- if (retpbbm == 0)
+ if (niomap == 0)
return 0;
if (iomap.iomap_bn != IOMAP_DADDR_NULL) {
@@ -1271,12 +1265,16 @@
}
}
- /* If this is a realtime file, data might be on a new device */
+ /*
+ * If this is a realtime file, data may be on a different device.
+ * to that pointed to from the buffer_head b_bdev currently.
+ */
bh_result->b_bdev = iomap.iomap_target->bt_bdev;
- /* If we previously allocated a block out beyond eof and
- * we are now coming back to use it then we will need to
- * flag it as new even if it has a disk address.
+ /*
+ * If we previously allocated a block out beyond eof and we are
+ * now coming back to use it then we will need to flag it as new
+ * even if it has a disk address.
*/
if (create &&
((!buffer_mapped(bh_result) && !buffer_uptodate(bh_result)) ||
@@ -1292,26 +1290,24 @@
}
}
- if (blocks) {
+ if (direct || size > (1 << inode->i_blkbits)) {
ASSERT(iomap.iomap_bsize - iomap.iomap_delta > 0);
offset = min_t(xfs_off_t,
- iomap.iomap_bsize - iomap.iomap_delta,
- (xfs_off_t)blocks << inode->i_blkbits);
- bh_result->b_size = (u32) min_t(xfs_off_t, UINT_MAX, offset);
+ iomap.iomap_bsize - iomap.iomap_delta, size);
+ bh_result->b_size = (ssize_t)min_t(xfs_off_t, LONG_MAX, offset);
}
return 0;
}
int
-xfs_get_block(
+xfs_get_blocks(
struct inode *inode,
sector_t iblock,
struct buffer_head *bh_result,
int create)
{
- return __xfs_get_block(inode, iblock,
- bh_result->b_size >> inode->i_blkbits,
+ return __xfs_get_blocks(inode, iblock,
bh_result, create, 0, BMAPI_WRITE);
}
@@ -1322,8 +1318,7 @@
struct buffer_head *bh_result,
int create)
{
- return __xfs_get_block(inode, iblock,
- bh_result->b_size >> inode->i_blkbits,
+ return __xfs_get_blocks(inode, iblock,
bh_result, create, 1, BMAPI_WRITE|BMAPI_DIRECT);
}
@@ -1339,9 +1334,9 @@
/*
* Non-NULL private data means we need to issue a transaction to
* convert a range from unwritten to written extents. This needs
- * to happen from process contect but aio+dio I/O completion
+ * to happen from process context but aio+dio I/O completion
* happens from irq context so we need to defer it to a workqueue.
- * This is not nessecary for synchronous direct I/O, but we do
+ * This is not necessary for synchronous direct I/O, but we do
* it anyway to keep the code uniform and simpler.
*
* The core direct I/O code might be changed to always call the
@@ -1358,7 +1353,7 @@
}
/*
- * blockdev_direct_IO can return an error even afer the I/O
+ * blockdev_direct_IO can return an error even after the I/O
* completion handler was called. Thus we need to protect
* against double-freeing.
*/
@@ -1405,7 +1400,7 @@
unsigned int from,
unsigned int to)
{
- return block_prepare_write(page, from, to, xfs_get_block);
+ return block_prepare_write(page, from, to, xfs_get_blocks);
}
STATIC sector_t
@@ -1422,7 +1417,7 @@
VOP_RWLOCK(vp, VRWLOCK_READ);
VOP_FLUSH_PAGES(vp, (xfs_off_t)0, -1, 0, FI_REMAPF, error);
VOP_RWUNLOCK(vp, VRWLOCK_READ);
- return generic_block_bmap(mapping, block, xfs_get_block);
+ return generic_block_bmap(mapping, block, xfs_get_blocks);
}
STATIC int
@@ -1430,7 +1425,7 @@
struct file *unused,
struct page *page)
{
- return mpage_readpage(page, xfs_get_block);
+ return mpage_readpage(page, xfs_get_blocks);
}
STATIC int
@@ -1440,7 +1435,7 @@
struct list_head *pages,
unsigned nr_pages)
{
- return mpage_readpages(mapping, pages, nr_pages, xfs_get_block);
+ return mpage_readpages(mapping, pages, nr_pages, xfs_get_blocks);
}
STATIC void
diff --git a/fs/xfs/linux-2.6/xfs_aops.h b/fs/xfs/linux-2.6/xfs_aops.h
index 795699f..6071654 100644
--- a/fs/xfs/linux-2.6/xfs_aops.h
+++ b/fs/xfs/linux-2.6/xfs_aops.h
@@ -41,6 +41,6 @@
} xfs_ioend_t;
extern struct address_space_operations xfs_address_space_operations;
-extern int xfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
+extern int xfs_get_blocks(struct inode *, sector_t, struct buffer_head *, int);
#endif /* __XFS_IOPS_H__ */
diff --git a/fs/xfs/linux-2.6/xfs_export.h b/fs/xfs/linux-2.6/xfs_export.h
index e5b0559..e794ca4 100644
--- a/fs/xfs/linux-2.6/xfs_export.h
+++ b/fs/xfs/linux-2.6/xfs_export.h
@@ -54,7 +54,7 @@
* Note, the NFS filehandle also includes an fsid portion which
* may have an inode number in it. That number is hardcoded to
* 32bits and there is no way for XFS to intercept it. In
- * practice this means when exporting an XFS filesytem with 64bit
+ * practice this means when exporting an XFS filesystem with 64bit
* inodes you should either export the mountpoint (rather than
* a subdirectory) or use the "fsid" export option.
*/
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c
index b6321ab..251bfe4 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -72,7 +72,7 @@
copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
return -EFAULT;
-
+
return (unsigned long)p;
}
@@ -107,11 +107,15 @@
#endif
STATIC long
-xfs_compat_ioctl(int mode, struct file *f, unsigned cmd, unsigned long arg)
+xfs_compat_ioctl(
+ int mode,
+ struct file *file,
+ unsigned cmd,
+ unsigned long arg)
{
+ struct inode *inode = file->f_dentry->d_inode;
+ vnode_t *vp = vn_from_inode(inode);
int error;
- struct inode *inode = f->f_dentry->d_inode;
- vnode_t *vp = vn_to_inode(inode);
switch (cmd) {
case XFS_IOC_DIOINFO:
@@ -189,7 +193,7 @@
return -ENOIOCTLCMD;
}
- VOP_IOCTL(vp, inode, f, mode, cmd, (void __user *)arg, error);
+ VOP_IOCTL(vp, inode, file, mode, cmd, (void __user *)arg, error);
VMODIFY(vp);
return error;
@@ -197,18 +201,18 @@
long
xfs_file_compat_ioctl(
- struct file *f,
+ struct file *file,
unsigned cmd,
unsigned long arg)
{
- return xfs_compat_ioctl(0, f, cmd, arg);
+ return xfs_compat_ioctl(0, file, cmd, arg);
}
long
xfs_file_compat_invis_ioctl(
- struct file *f,
+ struct file *file,
unsigned cmd,
unsigned long arg)
{
- return xfs_compat_ioctl(IO_INVIS, f, cmd, arg);
+ return xfs_compat_ioctl(IO_INVIS, file, cmd, arg);
}
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index af48743..1492373 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -708,7 +708,7 @@
xfs_vn_truncate(
struct inode *inode)
{
- block_truncate_page(inode->i_mapping, inode->i_size, xfs_get_block);
+ block_truncate_page(inode->i_mapping, inode->i_size, xfs_get_blocks);
}
STATIC int
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index 0169360..84ddf18 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -681,7 +681,7 @@
eventsent = 1;
/*
- * The iolock was dropped and reaquired in XFS_SEND_DATA
+ * The iolock was dropped and reacquired in XFS_SEND_DATA
* so we have to recheck the size when appending.
* We will only "goto start;" once, since having sent the
* event prevents another call to XFS_SEND_DATA, which is
diff --git a/fs/xfs/linux-2.6/xfs_vfs.h b/fs/xfs/linux-2.6/xfs_vfs.h
index 8fed356..841200c 100644
--- a/fs/xfs/linux-2.6/xfs_vfs.h
+++ b/fs/xfs/linux-2.6/xfs_vfs.h
@@ -92,7 +92,7 @@
#define SYNC_FSDATA 0x0020 /* flush fs data (e.g. superblocks) */
#define SYNC_REFCACHE 0x0040 /* prune some of the nfs ref cache */
#define SYNC_REMOUNT 0x0080 /* remount readonly, no dummy LRs */
-#define SYNC_QUIESCE 0x0100 /* quiesce fileystem for a snapshot */
+#define SYNC_QUIESCE 0x0100 /* quiesce filesystem for a snapshot */
typedef int (*vfs_mount_t)(bhv_desc_t *,
struct xfs_mount_args *, struct cred *);
diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/quota/xfs_dquot_item.c
index e4e5f05..546f48a 100644
--- a/fs/xfs/quota/xfs_dquot_item.c
+++ b/fs/xfs/quota/xfs_dquot_item.c
@@ -221,7 +221,7 @@
* as possible.
*
* We must not be holding the AIL_LOCK at this point. Calling incore() to
- * search the buffercache can be a time consuming thing, and AIL_LOCK is a
+ * search the buffer cache can be a time consuming thing, and AIL_LOCK is a
* spinlock.
*/
STATIC void
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index 1fb757e..73c1e5e 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -289,7 +289,7 @@
/*
* This is called at mount time from xfs_mountfs to initialize the quotainfo
- * structure and start the global quotamanager (xfs_Gqm) if it hasn't done
+ * structure and start the global quota manager (xfs_Gqm) if it hasn't done
* so already. Note that the superblock has not been read in yet.
*/
void
@@ -807,7 +807,7 @@
* Given a udquot and gdquot, attach a ptr to the group dquot in the
* udquot as a hint for future lookups. The idea sounds simple, but the
* execution isn't, because the udquot might have a group dquot attached
- * already and getting rid of that gets us into lock ordering contraints.
+ * already and getting rid of that gets us into lock ordering constraints.
* The process is complicated more by the fact that the dquots may or may not
* be locked on entry.
*/
@@ -1094,10 +1094,10 @@
}
/*
* If we can't grab the flush lock then if the caller
- * really wanted us to give this our best shot,
+ * really wanted us to give this our best shot, so
* see if we can give a push to the buffer before we wait
* on the flush lock. At this point, we know that
- * eventhough the dquot is being flushed,
+ * even though the dquot is being flushed,
* it has (new) dirty data.
*/
xfs_qm_dqflock_pushbuf_wait(dqp);
@@ -1491,7 +1491,7 @@
/*
* Do a sanity check, and if needed, repair the dqblk. Don't
* output any warnings because it's perfectly possible to
- * find unitialized dquot blks. See comment in xfs_qm_dqcheck.
+ * find uninitialised dquot blks. See comment in xfs_qm_dqcheck.
*/
(void) xfs_qm_dqcheck(ddq, id+j, type, XFS_QMOPT_DQREPAIR,
"xfs_quotacheck");
@@ -1580,7 +1580,7 @@
error = 0;
/*
- * This looks racey, but we can't keep an inode lock across a
+ * This looks racy, but we can't keep an inode lock across a
* trans_reserve. But, this gets called during quotacheck, and that
* happens only at mount time which is single threaded.
*/
@@ -1824,7 +1824,7 @@
* we have to start from the beginning anyway.
* Once we're done, we'll log all the dquot bufs.
*
- * The *QUOTA_ON checks below may look pretty racey, but quotachecks
+ * The *QUOTA_ON checks below may look pretty racy, but quotachecks
* and quotaoffs don't race. (Quotachecks happen at mount time only).
*/
if (XFS_IS_UQUOTA_ON(mp)) {
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 6768843..c55db46 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -912,7 +912,7 @@
/*
* Internally, we don't reset all the timers when quota enforcement
- * gets turned off. No need to confuse the userlevel code,
+ * gets turned off. No need to confuse the user level code,
* so return zeroes in that case.
*/
if (! XFS_IS_QUOTA_ENFORCED(mp)) {
diff --git a/fs/xfs/quota/xfs_trans_dquot.c b/fs/xfs/quota/xfs_trans_dquot.c
index 3290975..d8e131e 100644
--- a/fs/xfs/quota/xfs_trans_dquot.c
+++ b/fs/xfs/quota/xfs_trans_dquot.c
@@ -804,7 +804,7 @@
}
/*
- * Didnt change anything critical, so, no need to log
+ * Didn't change anything critical, so, no need to log
*/
return (0);
}
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
index 4ff0f4e..2539af3 100644
--- a/fs/xfs/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
@@ -395,7 +395,7 @@
* The access control process to determine the access permission:
* if uid == file owner id, use the file owner bits.
* if gid == file owner group id, use the file group bits.
- * scan ACL for a maching user or group, and use matched entry
+ * scan ACL for a matching user or group, and use matched entry
* permission. Use total permissions of all matching group entries,
* until all acl entries are exhausted. The final permission produced
* by matching acl entry or entries needs to be & with group permission.
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index a96e2ff..dc2361d 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -179,7 +179,7 @@
{
char pagf_init; /* this agf's entry is initialized */
char pagi_init; /* this agi's entry is initialized */
- char pagf_metadata; /* the agf is prefered to be metadata */
+ char pagf_metadata; /* the agf is preferred to be metadata */
char pagi_inodeok; /* The agi is ok for inodes */
__uint8_t pagf_levels[XFS_BTNUM_AGF];
/* # of levels in bno & cnt btree */
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index f4328e1..64ee07d 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -511,7 +511,7 @@
xfs_alloc_trace_busy(
char *name, /* function tag string */
char *str, /* additional string */
- xfs_mount_t *mp, /* file system mount poing */
+ xfs_mount_t *mp, /* file system mount point */
xfs_agnumber_t agno, /* allocation group number */
xfs_agblock_t agbno, /* a.g. relative block number */
xfs_extlen_t len, /* length of extent */
@@ -1843,7 +1843,7 @@
} else
agbp = NULL;
- /* If this is a metadata prefered pag and we are user data
+ /* If this is a metadata preferred pag and we are user data
* then try somewhere else if we are not being asked to
* try harder at this point
*/
@@ -2458,7 +2458,7 @@
/*
* AG Busy list management
* The busy list contains block ranges that have been freed but whose
- * transacations have not yet hit disk. If any block listed in a busy
+ * transactions have not yet hit disk. If any block listed in a busy
* list is reused, the transaction that freed it must be forced to disk
* before continuing to use the block.
*
diff --git a/fs/xfs/xfs_alloc.h b/fs/xfs/xfs_alloc.h
index 3546dea..2d1f892 100644
--- a/fs/xfs/xfs_alloc.h
+++ b/fs/xfs/xfs_alloc.h
@@ -68,7 +68,7 @@
xfs_alloctype_t otype; /* original allocation type */
char wasdel; /* set if allocation was prev delayed */
char wasfromfl; /* set if allocation is from freelist */
- char isfl; /* set if is freelist blocks - !actg */
+ char isfl; /* set if is freelist blocks - !acctg */
char userdata; /* set if this is user data */
} xfs_alloc_arg_t;
diff --git a/fs/xfs/xfs_attr.c b/fs/xfs/xfs_attr.c
index 093fac4..b6e1e02 100644
--- a/fs/xfs/xfs_attr.c
+++ b/fs/xfs/xfs_attr.c
@@ -294,7 +294,7 @@
xfs_trans_ihold(args.trans, dp);
/*
- * If the attribute list is non-existant or a shortform list,
+ * If the attribute list is non-existent or a shortform list,
* upgrade it to a single-leaf-block attribute list.
*/
if ((dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL) ||
@@ -1584,7 +1584,7 @@
* Fill in the disk block numbers in the state structure for the buffers
* that are attached to the state structure.
* This is done so that we can quickly reattach ourselves to those buffers
- * after some set of transaction commit's has released these buffers.
+ * after some set of transaction commits have released these buffers.
*/
STATIC int
xfs_attr_fillstate(xfs_da_state_t *state)
@@ -1631,7 +1631,7 @@
/*
* Reattach the buffers to the state structure based on the disk block
* numbers stored in the state structure.
- * This is done after some set of transaction commit's has released those
+ * This is done after some set of transaction commits have released those
* buffers from our grip.
*/
STATIC int
diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
index 7176827..9462be8 100644
--- a/fs/xfs/xfs_attr_leaf.c
+++ b/fs/xfs/xfs_attr_leaf.c
@@ -524,7 +524,7 @@
/*
* Copy out entries of shortform attribute lists for attr_list().
- * Shortform atrtribute lists are not stored in hashval sorted order.
+ * Shortform attribute lists are not stored in hashval sorted order.
* If the output buffer is not large enough to hold them all, then we
* we have to calculate each entries' hashvalue and sort them before
* we can begin returning them to the user.
@@ -1541,7 +1541,7 @@
/*
* Check for the degenerate case of the block being empty.
* If the block is empty, we'll simply delete it, no need to
- * coalesce it with a sibling block. We choose (aribtrarily)
+ * coalesce it with a sibling block. We choose (arbitrarily)
* to merge with the forward block unless it is NULL.
*/
if (count == 0) {
diff --git a/fs/xfs/xfs_behavior.c b/fs/xfs/xfs_behavior.c
index 9880ada..f4fe371 100644
--- a/fs/xfs/xfs_behavior.c
+++ b/fs/xfs/xfs_behavior.c
@@ -31,7 +31,7 @@
* The behavior chain is ordered based on the 'position' number which
* lives in the first field of the ops vector (higher numbers first).
*
- * Attemps to insert duplicate ops result in an EINVAL return code.
+ * Attempts to insert duplicate ops result in an EINVAL return code.
* Otherwise, return 0 to indicate success.
*/
int
@@ -84,7 +84,7 @@
/*
* Remove a behavior descriptor from a position in a behavior chain;
- * the postition is guaranteed not to be the first position.
+ * the position is guaranteed not to be the first position.
* Should only be called by the bhv_remove() macro.
*/
void
diff --git a/fs/xfs/xfs_behavior.h b/fs/xfs/xfs_behavior.h
index 2cd89bb..1d8ff10 100644
--- a/fs/xfs/xfs_behavior.h
+++ b/fs/xfs/xfs_behavior.h
@@ -39,7 +39,7 @@
* behaviors is synchronized with operations-in-progress (oip's) so that
* the oip's always see a consistent view of the chain.
*
- * The term "interpostion" is used to refer to the act of inserting
+ * The term "interposition" is used to refer to the act of inserting
* a behavior such that it interposes on (i.e., is inserted in front
* of) a particular other behavior. A key example of this is when a
* system implementing distributed single system image wishes to
@@ -51,7 +51,7 @@
*
* Behavior synchronization is logic which is necessary under certain
* circumstances that there is no conflict between ongoing operations
- * traversing the behavior chain and those dunamically modifying the
+ * traversing the behavior chain and those dynamically modifying the
* behavior chain. Because behavior synchronization adds extra overhead
* to virtual operation invocation, we want to restrict, as much as
* we can, the requirement for this extra code, to those situations
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 2d702e4..d384e48 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -3467,113 +3467,6 @@
return error;
}
-xfs_bmbt_rec_t * /* pointer to found extent entry */
-xfs_bmap_do_search_extents(
- xfs_bmbt_rec_t *base, /* base of extent list */
- xfs_extnum_t lastx, /* last extent index used */
- xfs_extnum_t nextents, /* number of file extents */
- xfs_fileoff_t bno, /* block number searched for */
- int *eofp, /* out: end of file found */
- xfs_extnum_t *lastxp, /* out: last extent index */
- xfs_bmbt_irec_t *gotp, /* out: extent entry found */
- xfs_bmbt_irec_t *prevp) /* out: previous extent entry found */
-{
- xfs_bmbt_rec_t *ep; /* extent list entry pointer */
- xfs_bmbt_irec_t got; /* extent list entry, decoded */
- int high; /* high index of binary search */
- int low; /* low index of binary search */
-
- /*
- * Initialize the extent entry structure to catch access to
- * uninitialized br_startblock field.
- */
- got.br_startoff = 0xffa5a5a5a5a5a5a5LL;
- got.br_blockcount = 0xa55a5a5a5a5a5a5aLL;
- got.br_state = XFS_EXT_INVALID;
-
-#if XFS_BIG_BLKNOS
- got.br_startblock = 0xffffa5a5a5a5a5a5LL;
-#else
- got.br_startblock = 0xffffa5a5;
-#endif
-
- if (lastx != NULLEXTNUM && lastx < nextents)
- ep = base + lastx;
- else
- ep = NULL;
- prevp->br_startoff = NULLFILEOFF;
- if (ep && bno >= (got.br_startoff = xfs_bmbt_get_startoff(ep)) &&
- bno < got.br_startoff +
- (got.br_blockcount = xfs_bmbt_get_blockcount(ep)))
- *eofp = 0;
- else if (ep && lastx < nextents - 1 &&
- bno >= (got.br_startoff = xfs_bmbt_get_startoff(ep + 1)) &&
- bno < got.br_startoff +
- (got.br_blockcount = xfs_bmbt_get_blockcount(ep + 1))) {
- lastx++;
- ep++;
- *eofp = 0;
- } else if (nextents == 0)
- *eofp = 1;
- else if (bno == 0 &&
- (got.br_startoff = xfs_bmbt_get_startoff(base)) == 0) {
- ep = base;
- lastx = 0;
- got.br_blockcount = xfs_bmbt_get_blockcount(ep);
- *eofp = 0;
- } else {
- low = 0;
- high = nextents - 1;
- /* binary search the extents array */
- while (low <= high) {
- XFS_STATS_INC(xs_cmp_exlist);
- lastx = (low + high) >> 1;
- ep = base + lastx;
- got.br_startoff = xfs_bmbt_get_startoff(ep);
- got.br_blockcount = xfs_bmbt_get_blockcount(ep);
- if (bno < got.br_startoff)
- high = lastx - 1;
- else if (bno >= got.br_startoff + got.br_blockcount)
- low = lastx + 1;
- else {
- got.br_startblock = xfs_bmbt_get_startblock(ep);
- got.br_state = xfs_bmbt_get_state(ep);
- *eofp = 0;
- *lastxp = lastx;
- *gotp = got;
- return ep;
- }
- }
- if (bno >= got.br_startoff + got.br_blockcount) {
- lastx++;
- if (lastx == nextents) {
- *eofp = 1;
- got.br_startblock = xfs_bmbt_get_startblock(ep);
- got.br_state = xfs_bmbt_get_state(ep);
- *prevp = got;
- ep = NULL;
- } else {
- *eofp = 0;
- xfs_bmbt_get_all(ep, prevp);
- ep++;
- got.br_startoff = xfs_bmbt_get_startoff(ep);
- got.br_blockcount = xfs_bmbt_get_blockcount(ep);
- }
- } else {
- *eofp = 0;
- if (ep > base)
- xfs_bmbt_get_all(ep - 1, prevp);
- }
- }
- if (ep) {
- got.br_startblock = xfs_bmbt_get_startblock(ep);
- got.br_state = xfs_bmbt_get_state(ep);
- }
- *lastxp = lastx;
- *gotp = got;
- return ep;
-}
-
/*
* Search the extent records for the entry containing block bno.
* If bno lies in a hole, point to the next entry. If bno lies
diff --git a/fs/xfs/xfs_bmap.h b/fs/xfs/xfs_bmap.h
index 011ccaa..f83399c 100644
--- a/fs/xfs/xfs_bmap.h
+++ b/fs/xfs/xfs_bmap.h
@@ -362,14 +362,6 @@
xfs_bmap_search_multi_extents(struct xfs_ifork *, xfs_fileoff_t, int *,
xfs_extnum_t *, xfs_bmbt_irec_t *, xfs_bmbt_irec_t *);
-/*
- * Search an extent list for the extent which includes block
- * bno.
- */
-xfs_bmbt_rec_t *xfs_bmap_do_search_extents(xfs_bmbt_rec_t *,
- xfs_extnum_t, xfs_extnum_t, xfs_fileoff_t, int *,
- xfs_extnum_t *, xfs_bmbt_irec_t *, xfs_bmbt_irec_t *);
-
#endif /* __KERNEL__ */
#endif /* __XFS_BMAP_H__ */
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 07e2324..5fed156 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -98,12 +98,12 @@
}
/*
- * This function is called to verify that our caller's have logged
+ * This function is called to verify that our callers have logged
* all the bytes that they changed.
*
* It does this by comparing the original copy of the buffer stored in
* the buf log item's bli_orig array to the current copy of the buffer
- * and ensuring that all bytes which miscompare are set in the bli_logged
+ * and ensuring that all bytes which mismatch are set in the bli_logged
* array of the buf log item.
*/
STATIC void
diff --git a/fs/xfs/xfs_cap.h b/fs/xfs/xfs_cap.h
index 433ec53..d0035c6e 100644
--- a/fs/xfs/xfs_cap.h
+++ b/fs/xfs/xfs_cap.h
@@ -38,7 +38,7 @@
/*
* For Linux, we take the bitfields directly from capability.h
* and no longer attempt to keep this attribute ondisk compatible
- * with IRIX. Since this attribute is only set on exectuables,
+ * with IRIX. Since this attribute is only set on executables,
* it just doesn't make much sense to try. We do use a different
* named attribute though, to avoid confusion.
*/
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 4bae3a7..8988b90 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -840,7 +840,7 @@
/*
* Check for the degenerate case of the block being empty.
* If the block is empty, we'll simply delete it, no need to
- * coalesce it with a sibling block. We choose (aribtrarily)
+ * coalesce it with a sibling block. We choose (arbitrarily)
* to merge with the forward block unless it is NULL.
*/
if (count == 0) {
diff --git a/fs/xfs/xfs_dir2_block.c b/fs/xfs/xfs_dir2_block.c
index bd5cee6..972ded5 100644
--- a/fs/xfs/xfs_dir2_block.c
+++ b/fs/xfs/xfs_dir2_block.c
@@ -533,7 +533,7 @@
/*
* Reached the end of the block.
- * Set the offset to a nonexistent block 1 and return.
+ * Set the offset to a non-existent block 1 and return.
*/
*eofp = 1;
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index 08648b18..0f5e2f2 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -515,7 +515,7 @@
ASSERT(be32_to_cpu(leaf->ents[highstale].address) ==
XFS_DIR2_NULL_DATAPTR);
/*
- * Copy entries down to copver the stale entry
+ * Copy entries down to cover the stale entry
* and make room for the new entry.
*/
if (highstale - index > 0)
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index af556f1..ac511ab 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -830,7 +830,7 @@
state->inleaf = 1;
blk2->index = 0;
cmn_err(CE_ALERT,
- "xfs_dir2_leafn_rebalance: picked the wrong leaf? reverting orignal leaf: "
+ "xfs_dir2_leafn_rebalance: picked the wrong leaf? reverting original leaf: "
"blk1->index %d\n",
blk1->index);
}
diff --git a/fs/xfs/xfs_dir_leaf.c b/fs/xfs/xfs_dir_leaf.c
index ee88751..6d71186 100644
--- a/fs/xfs/xfs_dir_leaf.c
+++ b/fs/xfs/xfs_dir_leaf.c
@@ -1341,7 +1341,7 @@
/*
* Check for the degenerate case of the block being empty.
* If the block is empty, we'll simply delete it, no need to
- * coalesce it with a sibling block. We choose (aribtrarily)
+ * coalesce it with a sibling block. We choose (arbitrarily)
* to merge with the forward block unless it is NULL.
*/
if (count == 0) {
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index 56caa88..dfa3527 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -477,7 +477,7 @@
*
* xfs_reserve_blocks is called to set m_resblks
* in the in-core mount table. The number of unused reserved blocks
- * is kept in m_resbls_avail.
+ * is kept in m_resblks_avail.
*
* Reserve the requested number of blocks if available. Otherwise return
* as many as possible to satisfy the request. The actual number
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 0024892..4eeb856 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -136,7 +136,7 @@
int ninodes; /* num inodes per buf */
xfs_agino_t thisino; /* current inode number, for loop */
int version; /* inode version number to use */
- int isaligned; /* inode allocation at stripe unit */
+ int isaligned = 0; /* inode allocation at stripe unit */
/* boundary */
args.tp = tp;
@@ -152,47 +152,75 @@
return XFS_ERROR(ENOSPC);
args.minlen = args.maxlen = XFS_IALLOC_BLOCKS(args.mp);
/*
- * Set the alignment for the allocation.
- * If stripe alignment is turned on then align at stripe unit
- * boundary.
- * If the cluster size is smaller than a filesystem block
- * then we're doing I/O for inodes in filesystem block size pieces,
- * so don't need alignment anyway.
- */
- isaligned = 0;
- if (args.mp->m_sinoalign) {
- ASSERT(!(args.mp->m_flags & XFS_MOUNT_NOALIGN));
- args.alignment = args.mp->m_dalign;
- isaligned = 1;
- } else if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&
- args.mp->m_sb.sb_inoalignmt >=
- XFS_B_TO_FSBT(args.mp, XFS_INODE_CLUSTER_SIZE(args.mp)))
- args.alignment = args.mp->m_sb.sb_inoalignmt;
- else
- args.alignment = 1;
+ * First try to allocate inodes contiguous with the last-allocated
+ * chunk of inodes. If the filesystem is striped, this will fill
+ * an entire stripe unit with inodes.
+ */
agi = XFS_BUF_TO_AGI(agbp);
- /*
- * Need to figure out where to allocate the inode blocks.
- * Ideally they should be spaced out through the a.g.
- * For now, just allocate blocks up front.
- */
- args.agbno = be32_to_cpu(agi->agi_root);
- args.fsbno = XFS_AGB_TO_FSB(args.mp, be32_to_cpu(agi->agi_seqno),
- args.agbno);
- /*
- * Allocate a fixed-size extent of inodes.
- */
- args.type = XFS_ALLOCTYPE_NEAR_BNO;
- args.mod = args.total = args.wasdel = args.isfl = args.userdata =
- args.minalignslop = 0;
- args.prod = 1;
- /*
- * Allow space for the inode btree to split.
- */
- args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1;
- if ((error = xfs_alloc_vextent(&args)))
- return error;
+ newino = be32_to_cpu(agi->agi_newino);
+ if(likely(newino != NULLAGINO)) {
+ args.agbno = XFS_AGINO_TO_AGBNO(args.mp, newino) +
+ XFS_IALLOC_BLOCKS(args.mp);
+ args.fsbno = XFS_AGB_TO_FSB(args.mp,
+ be32_to_cpu(agi->agi_seqno), args.agbno);
+ args.type = XFS_ALLOCTYPE_THIS_BNO;
+ args.mod = args.total = args.wasdel = args.isfl =
+ args.userdata = args.minalignslop = 0;
+ args.prod = 1;
+ args.alignment = 1;
+ /*
+ * Allow space for the inode btree to split.
+ */
+ args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1;
+ if ((error = xfs_alloc_vextent(&args)))
+ return error;
+ } else
+ args.fsbno = NULLFSBLOCK;
+ if (unlikely(args.fsbno == NULLFSBLOCK)) {
+ /*
+ * Set the alignment for the allocation.
+ * If stripe alignment is turned on then align at stripe unit
+ * boundary.
+ * If the cluster size is smaller than a filesystem block
+ * then we're doing I/O for inodes in filesystem block size
+ * pieces, so don't need alignment anyway.
+ */
+ isaligned = 0;
+ if (args.mp->m_sinoalign) {
+ ASSERT(!(args.mp->m_flags & XFS_MOUNT_NOALIGN));
+ args.alignment = args.mp->m_dalign;
+ isaligned = 1;
+ } else if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&
+ args.mp->m_sb.sb_inoalignmt >=
+ XFS_B_TO_FSBT(args.mp,
+ XFS_INODE_CLUSTER_SIZE(args.mp)))
+ args.alignment = args.mp->m_sb.sb_inoalignmt;
+ else
+ args.alignment = 1;
+ /*
+ * Need to figure out where to allocate the inode blocks.
+ * Ideally they should be spaced out through the a.g.
+ * For now, just allocate blocks up front.
+ */
+ args.agbno = be32_to_cpu(agi->agi_root);
+ args.fsbno = XFS_AGB_TO_FSB(args.mp,
+ be32_to_cpu(agi->agi_seqno), args.agbno);
+ /*
+ * Allocate a fixed-size extent of inodes.
+ */
+ args.type = XFS_ALLOCTYPE_NEAR_BNO;
+ args.mod = args.total = args.wasdel = args.isfl =
+ args.userdata = args.minalignslop = 0;
+ args.prod = 1;
+ /*
+ * Allow space for the inode btree to split.
+ */
+ args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1;
+ if ((error = xfs_alloc_vextent(&args)))
+ return error;
+ }
+
/*
* If stripe alignment is turned on, then try again with cluster
* alignment.
@@ -1023,7 +1051,7 @@
rec.ir_freecount++;
/*
- * When an inode cluster is free, it becomes elgible for removal
+ * When an inode cluster is free, it becomes eligible for removal
*/
if ((mp->m_flags & XFS_MOUNT_IDELETE) &&
(rec.ir_freecount == XFS_IALLOC_INODES(mp))) {
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 3ce35a6..bb33113 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -509,7 +509,7 @@
} else {
/*
* If the inode is not fully constructed due to
- * filehandle mistmatches wait for the inode to go
+ * filehandle mismatches wait for the inode to go
* away and try again.
*
* iget_locked will call __wait_on_freeing_inode
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 88a517f..48146bd 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -160,7 +160,7 @@
xfs_dinode_t *dip;
/*
- * Call the space managment code to find the location of the
+ * Call the space management code to find the location of the
* inode on disk.
*/
imap.im_blkno = 0;
@@ -837,7 +837,7 @@
/*
* Given a mount structure and an inode number, return a pointer
- * to a newly allocated in-core inode coresponding to the given
+ * to a newly allocated in-core inode corresponding to the given
* inode number.
*
* Initialize the inode's attributes and extent pointers if it
@@ -2723,7 +2723,7 @@
/*
* Decrement the pin count of the given inode, and wake up
* anyone in xfs_iwait_unpin() if the count goes to 0. The
- * inode must have been previoulsy pinned with a call to xfs_ipin().
+ * inode must have been previously pinned with a call to xfs_ipin().
*/
void
xfs_iunpin(
@@ -3690,7 +3690,7 @@
xfs_iext_add(
xfs_ifork_t *ifp, /* inode fork pointer */
xfs_extnum_t idx, /* index to begin adding exts */
- int ext_diff) /* nubmer of extents to add */
+ int ext_diff) /* number of extents to add */
{
int byte_diff; /* new bytes being added */
int new_size; /* size of extents after adding */
@@ -4038,7 +4038,7 @@
xfs_extnum_t ext_diff; /* extents to remove in current list */
xfs_extnum_t nex1; /* number of extents before idx */
xfs_extnum_t nex2; /* extents after idx + count */
- int nlists; /* entries in indirecton array */
+ int nlists; /* entries in indirection array */
int page_idx = idx; /* index in target extent list */
ASSERT(ifp->if_flags & XFS_IFEXTIREC);
@@ -4291,9 +4291,9 @@
xfs_filblks_t blockcount = 0; /* number of blocks in extent */
xfs_bmbt_rec_t *ep = NULL; /* pointer to target extent */
xfs_ext_irec_t *erp = NULL; /* indirection array pointer */
- int high; /* upper boundry in search */
+ int high; /* upper boundary in search */
xfs_extnum_t idx = 0; /* index of target extent */
- int low; /* lower boundry in search */
+ int low; /* lower boundary in search */
xfs_extnum_t nextents; /* number of file extents */
xfs_fileoff_t startoff = 0; /* start offset of extent */
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 36aa1fc..7497a48 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -580,7 +580,7 @@
* been or is in the process of being flushed, then (ideally) we'd like to
* see if the inode's buffer is still incore, and if so give it a nudge.
* We delay doing so until the pushbuf routine, though, to avoid holding
- * the AIL lock across a call to the blackhole which is the buffercache.
+ * the AIL lock across a call to the blackhole which is the buffer cache.
* Also we don't want to sleep in any device strategy routines, which can happen
* if we do the subsequent bawrite in here.
*/
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index 32247b6..94068d0 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -272,7 +272,7 @@
size_t statstruct_size, /* sizeof struct filling */
char __user *ubuffer, /* buffer with inode stats */
int flags, /* defined in xfs_itable.h */
- int *done) /* 1 if there're more stats to get */
+ int *done) /* 1 if there are more stats to get */
{
xfs_agblock_t agbno=0;/* allocation group block number */
xfs_buf_t *agbp; /* agi header buffer */
@@ -676,7 +676,7 @@
xfs_mount_t *mp, /* mount point for filesystem */
xfs_ino_t *lastinop, /* inode to return */
char __user *buffer, /* buffer with inode stats */
- int *done) /* 1 if there're more stats to get */
+ int *done) /* 1 if there are more stats to get */
{
int count; /* count value for bulkstat call */
int error; /* return value */
diff --git a/fs/xfs/xfs_itable.h b/fs/xfs/xfs_itable.h
index 047d834..11eb4e1 100644
--- a/fs/xfs/xfs_itable.h
+++ b/fs/xfs/xfs_itable.h
@@ -60,7 +60,7 @@
size_t statstruct_size,/* sizeof struct that we're filling */
char __user *ubuffer,/* buffer with inode stats */
int flags, /* flag to control access method */
- int *done); /* 1 if there're more stats to get */
+ int *done); /* 1 if there are more stats to get */
int
xfs_bulkstat_single(
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 9176995..32e841d 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -59,7 +59,7 @@
int num_bblks);
STATIC int xlog_space_left(xlog_t *log, int cycle, int bytes);
STATIC int xlog_sync(xlog_t *log, xlog_in_core_t *iclog);
-STATIC void xlog_unalloc_log(xlog_t *log);
+STATIC void xlog_dealloc_log(xlog_t *log);
STATIC int xlog_write(xfs_mount_t *mp, xfs_log_iovec_t region[],
int nentries, xfs_log_ticket_t tic,
xfs_lsn_t *start_lsn,
@@ -304,7 +304,7 @@
if ((ticket->t_flags & XLOG_TIC_PERM_RESERV) == 0 ||
(flags & XFS_LOG_REL_PERM_RESERV)) {
/*
- * Release ticket if not permanent reservation or a specifc
+ * Release ticket if not permanent reservation or a specific
* request has been made to release a permanent reservation.
*/
xlog_trace_loggrant(log, ticket, "xfs_log_done: (non-permanent)");
@@ -511,7 +511,7 @@
vfsp->vfs_flag |= VFS_RDONLY;
if (error) {
cmn_err(CE_WARN, "XFS: log mount/recovery failed: error %d", error);
- xlog_unalloc_log(mp->m_log);
+ xlog_dealloc_log(mp->m_log);
return error;
}
}
@@ -667,7 +667,7 @@
*
* Go through the motions of sync'ing and releasing
* the iclog, even though no I/O will actually happen,
- * we need to wait for other log I/O's that may already
+ * we need to wait for other log I/Os that may already
* be in progress. Do this as a separate section of
* code so we'll know if we ever get stuck here that
* we're in this odd situation of trying to unmount
@@ -704,7 +704,7 @@
void
xfs_log_unmount_dealloc(xfs_mount_t *mp)
{
- xlog_unalloc_log(mp->m_log);
+ xlog_dealloc_log(mp->m_log);
}
/*
@@ -1492,7 +1492,7 @@
ASSERT(XFS_BUF_ADDR(bp) <= log->l_logBBsize-1);
ASSERT(XFS_BUF_ADDR(bp) + BTOBB(count) <= log->l_logBBsize);
- /* account for internal log which does't start at block #0 */
+ /* account for internal log which doesn't start at block #0 */
XFS_BUF_SET_ADDR(bp, XFS_BUF_ADDR(bp) + log->l_logBBstart);
XFS_BUF_WRITE(bp);
if ((error = XFS_bwrite(bp))) {
@@ -1506,10 +1506,10 @@
/*
- * Unallocate a log structure
+ * Deallocate a log structure
*/
void
-xlog_unalloc_log(xlog_t *log)
+xlog_dealloc_log(xlog_t *log)
{
xlog_in_core_t *iclog, *next_iclog;
xlog_ticket_t *tic, *next_tic;
@@ -1539,7 +1539,7 @@
if ((log->l_ticket_cnt != log->l_ticket_tcnt) &&
!XLOG_FORCED_SHUTDOWN(log)) {
xfs_fs_cmn_err(CE_WARN, log->l_mp,
- "xlog_unalloc_log: (cnt: %d, total: %d)",
+ "xlog_dealloc_log: (cnt: %d, total: %d)",
log->l_ticket_cnt, log->l_ticket_tcnt);
/* ASSERT(log->l_ticket_cnt == log->l_ticket_tcnt); */
@@ -1562,7 +1562,7 @@
#endif
log->l_mp->m_log = NULL;
kmem_free(log, sizeof(xlog_t));
-} /* xlog_unalloc_log */
+} /* xlog_dealloc_log */
/*
* Update counters atomically now that memcpy is done.
@@ -2829,7 +2829,7 @@
/*
* We let the log lock go, so it's possible that we hit a log I/O
- * error or someother SHUTDOWN condition that marks the iclog
+ * error or some other SHUTDOWN condition that marks the iclog
* as XLOG_STATE_IOERROR before the bwrite. However, we know that
* this iclog has consistent data, so we ignore IOERROR
* flags after this point.
diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h
index 4b2ac88..eacb3d4 100644
--- a/fs/xfs/xfs_log.h
+++ b/fs/xfs/xfs_log.h
@@ -27,7 +27,7 @@
#ifdef __KERNEL__
/*
- * By comparing each compnent, we don't have to worry about extra
+ * By comparing each component, we don't have to worry about extra
* endian issues in treating two 32 bit numbers as one 64 bit number
*/
static inline xfs_lsn_t _lsn_cmp(xfs_lsn_t lsn1, xfs_lsn_t lsn2)
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index add13f5..1f0016b 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -583,7 +583,7 @@
* x | x ... | x - 1 | x
* Another case that fits this picture would be
* x | x + 1 | x ... | x
- * In this case the head really is somwhere at the end of the
+ * In this case the head really is somewhere at the end of the
* log, as one of the latest writes at the beginning was
* incomplete.
* One more case is
@@ -2799,7 +2799,7 @@
* we don't need to worry about the block number being
* truncated in > 1 TB buffers because in user-land,
* we're now n32 or 64-bit so xfs_daddr_t is 64-bits so
- * the blkno's will get through the user-mode buffer
+ * the blknos will get through the user-mode buffer
* cache properly. The only bad case is o32 kernels
* where xfs_daddr_t is 32-bits but mount will warn us
* off a > 1 TB filesystem before we get here.
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 20e8abc..72e7e78 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -393,7 +393,7 @@
break;
}
- /* This ag is prefered for inodes */
+ /* This ag is preferred for inodes */
pag = &mp->m_perag[index];
pag->pagi_inodeok = 1;
if (index < max_metadata)
@@ -1728,7 +1728,7 @@
* We cannot use the hotcpu_register() function because it does
* not allow notifier instances. We need a notifier per filesystem
* as we need to be able to identify the filesystem to balance
- * the counters out. This is acheived by having a notifier block
+ * the counters out. This is achieved by having a notifier block
* embedded in the xfs_mount_t and doing pointer magic to get the
* mount pointer from the notifier block address.
*/
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index ebd7396..66cbee7 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -379,7 +379,7 @@
#endif
int m_dalign; /* stripe unit */
int m_swidth; /* stripe width */
- int m_sinoalign; /* stripe unit inode alignmnt */
+ int m_sinoalign; /* stripe unit inode alignment */
int m_attr_magicpct;/* 37% of the blocksize */
int m_dir_magicpct; /* 37% of the dir blocksize */
__uint8_t m_mk_sharedro; /* mark shared ro on unmount */
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index 82a08ba..4f6a034 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -31,7 +31,7 @@
typedef __uint32_t xfs_dqid_t;
/*
- * Eventhough users may not have quota limits occupying all 64-bits,
+ * Even though users may not have quota limits occupying all 64-bits,
* they may need 64-bit accounting. Hence, 64-bit quota-counters,
* and quota-limits. This is a waste in the common case, but hey ...
*/
@@ -246,7 +246,7 @@
#ifdef __KERNEL__
/*
* This check is done typically without holding the inode lock;
- * that may seem racey, but it is harmless in the context that it is used.
+ * that may seem racy, but it is harmless in the context that it is used.
* The inode cannot go inactive as long a reference is kept, and
* therefore if dquot(s) were attached, they'll stay consistent.
* If, for example, the ownership of the inode changes while
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 2918956..8d056ce 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -490,7 +490,7 @@
case XFS_TRANS_SB_RES_FREXTENTS:
/*
* The allocation has already been applied to the
- * in-core superblocks's counter. This should only
+ * in-core superblock's counter. This should only
* be applied to the on-disk superblock.
*/
ASSERT(delta < 0);
@@ -611,7 +611,7 @@
if (whole)
/*
- * Log the whole thing, the fields are discontiguous.
+ * Log the whole thing, the fields are noncontiguous.
*/
xfs_trans_log_buf(tp, bp, 0, sizeof(xfs_sb_t) - 1);
else
@@ -669,7 +669,7 @@
/*
* Apply any superblock modifications to the in-core version.
* The t_res_fdblocks_delta and t_res_frextents_delta fields are
- * explicity NOT applied to the in-core superblock.
+ * explicitly NOT applied to the in-core superblock.
* The idea is that that has already been done.
*/
if (tp->t_flags & XFS_TRANS_SB_DIRTY) {
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index e48befa..100d9a4 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -354,7 +354,7 @@
xfs_lsn_t t_commit_lsn; /* log seq num of end of
* transaction. */
struct xfs_mount *t_mountp; /* ptr to fs mount struct */
- struct xfs_dquot_acct *t_dqinfo; /* accting info for dquots */
+ struct xfs_dquot_acct *t_dqinfo; /* acctg info for dquots */
xfs_trans_callback_t t_callback; /* transaction callback */
void *t_callarg; /* callback arg */
unsigned int t_flags; /* misc flags */
diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
index e341409..7c5894d 100644
--- a/fs/xfs/xfs_trans_inode.c
+++ b/fs/xfs/xfs_trans_inode.c
@@ -272,7 +272,7 @@
* This is to coordinate with the xfs_iflush() and xfs_iflush_done()
* routines in the eventual clearing of the ilf_fields bits.
* See the big comment in xfs_iflush() for an explanation of
- * this coorination mechanism.
+ * this coordination mechanism.
*/
flags |= ip->i_itemp->ili_last_fields;
ip->i_itemp->ili_format.ilf_fields |= flags;
diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index d4ec4df..504d2a8 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -880,10 +880,10 @@
* determine if they should be flushed sync, async, or
* delwri.
* SYNC_CLOSE - This flag is passed when the system is being
- * unmounted. We should sync and invalidate everthing.
+ * unmounted. We should sync and invalidate everything.
* SYNC_FSDATA - This indicates that the caller would like to make
* sure the superblock is safe on disk. We can ensure
- * this by simply makeing sure the log gets flushed
+ * this by simply making sure the log gets flushed
* if SYNC_BDFLUSH is set, and by actually writing it
* out otherwise.
*
@@ -908,7 +908,7 @@
*
* This routine supports all of the flags defined for the generic VFS_SYNC
* interface as explained above under xfs_sync. In the interests of not
- * changing interfaces within the 6.5 family, additional internallly-
+ * changing interfaces within the 6.5 family, additional internally-
* required functions are specified within a separate xflags parameter,
* only available by calling this routine.
*
@@ -1090,7 +1090,7 @@
* If this is just vfs_sync() or pflushd() calling
* then we can skip inodes for which it looks like
* there is nothing to do. Since we don't have the
- * inode locked this is racey, but these are periodic
+ * inode locked this is racy, but these are periodic
* calls so it doesn't matter. For the others we want
* to know for sure, so we at least try to lock them.
*/
@@ -1429,7 +1429,7 @@
*
* This routine supports all of the flags defined for the generic VFS_SYNC
* interface as explained above under xfs_sync. In the interests of not
- * changing interfaces within the 6.5 family, additional internallly-
+ * changing interfaces within the 6.5 family, additional internally-
* required functions are specified within a separate xflags parameter,
* only available by calling this routine.
*
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 0f0a64e..de49601 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -848,7 +848,7 @@
* If this is a synchronous mount, make sure that the
* transaction goes to disk before returning to the user.
* This is slightly sub-optimal in that truncates require
- * two sync transactions instead of one for wsync filesytems.
+ * two sync transactions instead of one for wsync filesystems.
* One for the truncate and one for the timestamps since we
* don't want to change the timestamps unless we're sure the
* truncate worked. Truncates are less than 1% of the laddis
@@ -1170,7 +1170,7 @@
/*
* If this inode is on the RT dev we need to flush that
- * cache aswell.
+ * cache as well.
*/
if (ip->i_d.di_flags & XFS_DIFLAG_REALTIME)
xfs_blkdev_issue_flush(ip->i_mount->m_rtdev_targp);
@@ -1380,7 +1380,7 @@
*/
ntp = xfs_trans_dup(tp);
/*
- * Commit the transaction containing extent freeing and EFD's.
+ * Commit the transaction containing extent freeing and EFDs.
* If we get an error on the commit here or on the reserve below,
* we need to unlock the inode since the new transaction doesn't
* have the inode attached.
@@ -2023,7 +2023,7 @@
XFS_QM_DQRELE(mp, gdqp);
/*
- * Propogate the fact that the vnode changed after the
+ * Propagate the fact that the vnode changed after the
* xfs_inode locks have been released.
*/
VOP_VNODE_CHANGE(vp, VCHANGE_FLAGS_TRUNCATED, 3);
@@ -2370,7 +2370,7 @@
* for a log reservation. Since we'll have to wait for the
* inactive code to complete before returning from xfs_iget,
* we need to make sure that we don't have log space reserved
- * when we call xfs_iget. Instead we get an unlocked referece
+ * when we call xfs_iget. Instead we get an unlocked reference
* to the inode before getting our log reservation.
*/
error = xfs_get_dir_entry(dentry, &ip);
@@ -3020,7 +3020,7 @@
* for a log reservation. Since we'll have to wait for the
* inactive code to complete before returning from xfs_iget,
* we need to make sure that we don't have log space reserved
- * when we call xfs_iget. Instead we get an unlocked referece
+ * when we call xfs_iget. Instead we get an unlocked reference
* to the inode before getting our log reservation.
*/
error = xfs_get_dir_entry(dentry, &cdp);
diff --git a/include/asm-powerpc/bug.h b/include/asm-powerpc/bug.h
index 99817a8..f44b529 100644
--- a/include/asm-powerpc/bug.h
+++ b/include/asm-powerpc/bug.h
@@ -30,34 +30,60 @@
#ifdef CONFIG_BUG
+/*
+ * BUG_ON() and WARN_ON() do their best to cooperate with compile-time
+ * optimisations. However depending on the complexity of the condition
+ * some compiler versions may not produce optimal results.
+ */
+
#define BUG() do { \
__asm__ __volatile__( \
"1: twi 31,0,0\n" \
".section __bug_table,\"a\"\n" \
- "\t"PPC_LONG" 1b,%0,%1,%2\n" \
+ "\t"PPC_LONG" 1b,%0,%1,%2\n" \
".previous" \
: : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \
} while (0)
#define BUG_ON(x) do { \
- __asm__ __volatile__( \
+ if (__builtin_constant_p(x)) { \
+ if (x) \
+ BUG(); \
+ } else { \
+ __asm__ __volatile__( \
"1: "PPC_TLNEI" %0,0\n" \
".section __bug_table,\"a\"\n" \
- "\t"PPC_LONG" 1b,%1,%2,%3\n" \
+ "\t"PPC_LONG" 1b,%1,%2,%3\n" \
".previous" \
: : "r" ((long)(x)), "i" (__LINE__), \
"i" (__FILE__), "i" (__FUNCTION__)); \
+ } \
+} while (0)
+
+#define __WARN() do { \
+ __asm__ __volatile__( \
+ "1: twi 31,0,0\n" \
+ ".section __bug_table,\"a\"\n" \
+ "\t"PPC_LONG" 1b,%0,%1,%2\n" \
+ ".previous" \
+ : : "i" (__LINE__ + BUG_WARNING_TRAP), \
+ "i" (__FILE__), "i" (__FUNCTION__)); \
} while (0)
#define WARN_ON(x) do { \
- __asm__ __volatile__( \
+ if (__builtin_constant_p(x)) { \
+ if (x) \
+ __WARN(); \
+ } else { \
+ __asm__ __volatile__( \
"1: "PPC_TLNEI" %0,0\n" \
".section __bug_table,\"a\"\n" \
- "\t"PPC_LONG" 1b,%1,%2,%3\n" \
+ "\t"PPC_LONG" 1b,%1,%2,%3\n" \
".previous" \
: : "r" ((long)(x)), \
"i" (__LINE__ + BUG_WARNING_TRAP), \
"i" (__FILE__), "i" (__FUNCTION__)); \
+ } \
} while (0)
#define HAVE_ARCH_BUG
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index fe45f6f..4321483 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -188,153 +188,154 @@
!defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
!defined(CONFIG_BOOKE))
-enum {
- CPU_FTRS_PPC601 = CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE,
- CPU_FTRS_603 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_604 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE,
- CPU_FTRS_740_NOTAU = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_740 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_750 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_750FX1 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP |
- CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM,
- CPU_FTRS_750FX2 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP |
- CPU_FTR_NO_DPM,
- CPU_FTRS_750FX = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP |
- CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS,
- CPU_FTRS_750GX = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
- CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU |
- CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP |
- CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS,
- CPU_FTRS_7400_NOTAU = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
- CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_7400 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR |
- CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
- CPU_FTR_MAYBE_CAN_NAP,
- CPU_FTRS_7450_20 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7450_21 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7450_23 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7455_1 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
- CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7455_20 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP |
- CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS,
- CPU_FTRS_7455 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7447_10 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC,
- CPU_FTRS_7447 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_7447A = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 |
- CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_NEED_COHERENT,
- CPU_FTRS_82XX = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB,
- CPU_FTRS_G2_LE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
- CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
- CPU_FTRS_E300 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
- CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS |
- CPU_FTR_COMMON,
- CPU_FTRS_CLASSIC32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
- CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
- CPU_FTRS_POWER4_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN,
- CPU_FTRS_970_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP |
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN,
- CPU_FTRS_8XX = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
- CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_NODSISRALIGN,
- CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_NODSISRALIGN,
- CPU_FTRS_E200 = CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN,
- CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_NODSISRALIGN,
- CPU_FTRS_E500_2 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN,
- CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN,
+#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
+#define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
+#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+ CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
+#define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+ CPU_FTR_NO_DPM)
+#define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+ CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
+#define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
+ CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+ CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
+#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
+ CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
+ CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
+ CPU_FTR_MAYBE_CAN_NAP)
+#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
+ CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
+#define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC)
+#define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_NEED_COHERENT)
+#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
+#define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
+ CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
+#define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
+ CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_COMMON)
+#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
+#define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
+#define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
+#define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
#ifdef __powerpc64__
- CPU_FTRS_POWER3 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,
- CPU_FTRS_RS64 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
- CPU_FTR_MMCRA | CPU_FTR_CTRL,
- CPU_FTRS_POWER4 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA,
- CPU_FTRS_PPC970 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 |
- CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA,
- CPU_FTRS_POWER5 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 |
- CPU_FTR_MMCRA | CPU_FTR_SMT |
- CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE |
- CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR,
- CPU_FTRS_CELL = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 |
- CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT |
- CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO,
- CPU_FTRS_COMPATIBLE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
- CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2,
+#define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
+#define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
+ CPU_FTR_MMCRA | CPU_FTR_CTRL)
+#define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
+#define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
+ CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
+#define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
+ CPU_FTR_MMCRA | CPU_FTR_SMT | \
+ CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
+ CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
+#define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
+ CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
+ CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
+#define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
#endif
- CPU_FTRS_POSSIBLE =
#ifdef __powerpc64__
- CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |
- CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_CELL |
- CPU_FTR_CI_LARGE_PAGE |
+#define CPU_FTRS_POSSIBLE \
+ (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
+ CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_CELL | \
+ CPU_FTR_CI_LARGE_PAGE)
#else
+enum {
+ CPU_FTRS_POSSIBLE =
#if CLASSIC_PPC
CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
@@ -368,14 +369,18 @@
#ifdef CONFIG_E500
CPU_FTRS_E500 | CPU_FTRS_E500_2 |
#endif
-#endif /* __powerpc64__ */
0,
+};
+#endif /* __powerpc64__ */
- CPU_FTRS_ALWAYS =
#ifdef __powerpc64__
- CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &
- CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_CELL &
+#define CPU_FTRS_ALWAYS \
+ (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
+ CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_CELL & \
+ CPU_FTRS_POSSIBLE)
#else
+enum {
+ CPU_FTRS_ALWAYS =
#if CLASSIC_PPC
CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
@@ -409,9 +414,9 @@
#ifdef CONFIG_E500
CPU_FTRS_E500 & CPU_FTRS_E500_2 &
#endif
-#endif /* __powerpc64__ */
CPU_FTRS_POSSIBLE,
};
+#endif /* __powerpc64__ */
static inline int cpu_has_feature(unsigned long feature)
{
diff --git a/include/asm-powerpc/firmware.h b/include/asm-powerpc/firmware.h
index ce37882..77069df 100644
--- a/include/asm-powerpc/firmware.h
+++ b/include/asm-powerpc/firmware.h
@@ -82,13 +82,11 @@
/* This is used to identify firmware features which are available
* to the kernel.
*/
-extern unsigned long ppc64_firmware_features;
+extern unsigned long powerpc_firmware_features;
-static inline unsigned long firmware_has_feature(unsigned long feature)
-{
- return (FW_FEATURE_ALWAYS & feature) ||
- (FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
-}
+#define firmware_has_feature(feature) \
+ ((FW_FEATURE_ALWAYS & (feature)) || \
+ (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature)))
extern void system_reset_fwnmi(void);
extern void machine_check_fwnmi(void);
diff --git a/include/asm-powerpc/floppy.h b/include/asm-powerpc/floppy.h
index e258778..608164c 100644
--- a/include/asm-powerpc/floppy.h
+++ b/include/asm-powerpc/floppy.h
@@ -35,6 +35,7 @@
#ifdef CONFIG_PCI
#include <linux/pci.h>
+#include <asm/ppc-pci.h> /* for ppc64_isabridge_dev */
#define fd_dma_setup(addr,size,mode,io) powerpc_fd_dma_setup(addr,size,mode,io)
@@ -52,12 +53,12 @@
if (bus_addr
&& (addr != prev_addr || size != prev_size || dir != prev_dir)) {
/* different from last time -- unmap prev */
- pci_unmap_single(NULL, bus_addr, prev_size, prev_dir);
+ pci_unmap_single(ppc64_isabridge_dev, bus_addr, prev_size, prev_dir);
bus_addr = 0;
}
if (!bus_addr) /* need to map it */
- bus_addr = pci_map_single(NULL, addr, size, dir);
+ bus_addr = pci_map_single(ppc64_isabridge_dev, addr, size, dir);
/* remember this one as prev */
prev_addr = addr;
diff --git a/include/asm-powerpc/hvcall.h b/include/asm-powerpc/hvcall.h
index 38ca9ad..b72c04f 100644
--- a/include/asm-powerpc/hvcall.h
+++ b/include/asm-powerpc/hvcall.h
@@ -9,6 +9,7 @@
#define H_Closed 2 /* Resource closed */
#define H_Constrained 4 /* Resource request constrained to max allowed */
#define H_InProgress 14 /* Kind of like busy */
+#define H_Pending 17 /* returned from H_POLL_PENDING */
#define H_Continue 18 /* Returned from H_Join on success */
#define H_LongBusyStartRange 9900 /* Start of long busy range */
#define H_LongBusyOrder1msec 9900 /* Long busy, hint that 1msec is a good time to retry */
diff --git a/include/asm-powerpc/hvconsole.h b/include/asm-powerpc/hvconsole.h
index 34daf7b..35ea69e 100644
--- a/include/asm-powerpc/hvconsole.h
+++ b/include/asm-powerpc/hvconsole.h
@@ -24,28 +24,18 @@
#ifdef __KERNEL__
/*
- * This is the max number of console adapters that can/will be found as
- * console devices on first stage console init. Any number beyond this range
- * can't be used as a console device but is still a valid tty device.
+ * PSeries firmware will only send/recv up to 16 bytes of character data per
+ * hcall.
*/
-#define MAX_NR_HVC_CONSOLES 16
+#define MAX_VIO_PUT_CHARS 16
+#define SIZE_VIO_GET_CHARS 16
-/* implemented by a low level driver */
-struct hv_ops {
- int (*get_chars)(uint32_t vtermno, char *buf, int count);
- int (*put_chars)(uint32_t vtermno, const char *buf, int count);
-};
+/*
+ * Vio firmware always attempts to fetch MAX_VIO_GET_CHARS chars. The 'count'
+ * parm is included to conform to put_chars() function pointer template
+ */
extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
-struct hvc_struct;
-
-/* Register a vterm and a slot index for use as a console (console_init) */
-extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops);
-/* register a vterm for hvc tty operation (module_init or hotplug add) */
-extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq,
- struct hv_ops *ops);
-/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */
-extern int __devexit hvc_remove(struct hvc_struct *hp);
#endif /* __KERNEL__ */
#endif /* _PPC64_HVCONSOLE_H */
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 5348b82..5ed8476 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -47,6 +47,7 @@
#endif
struct machdep_calls {
+ char *name;
#ifdef CONFIG_PPC64
void (*hpte_invalidate)(unsigned long slot,
unsigned long va,
@@ -85,9 +86,9 @@
void (*iommu_dev_setup)(struct pci_dev *dev);
void (*iommu_bus_setup)(struct pci_bus *bus);
void (*irq_bus_setup)(struct pci_bus *bus);
-#endif
+#endif /* CONFIG_PPC64 */
- int (*probe)(int platform);
+ int (*probe)(void);
void (*setup_arch)(void);
void (*init_early)(void);
/* Optional, may be NULL. */
@@ -158,6 +159,12 @@
/* Idle loop for this platform, leave empty for default idle loop */
void (*idle_loop)(void);
+ /*
+ * Function for waiting for work with reduced power in idle loop;
+ * called with interrupts disabled.
+ */
+ void (*power_save)(void);
+
/* Function to enable performance monitor counters for this
platform, called once per cpu. */
void (*enable_pmcs)(void);
@@ -170,13 +177,6 @@
May be NULL. */
void (*init)(void);
- void (*idle)(void);
- void (*power_save)(void);
-
- void (*heartbeat)(void);
- unsigned long heartbeat_reset;
- unsigned long heartbeat_count;
-
void (*setup_io_mappings)(void);
void (*early_serial_map)(void);
@@ -208,8 +208,6 @@
/* Called at then very end of pcibios_init() */
void (*pcibios_after_init)(void);
- /* this is for modules, since _machine can be a define -- Cort */
- int ppc_machine;
#endif /* CONFIG_PPC32 */
/* Called to shutdown machine specific hardware not already controlled
@@ -242,10 +240,29 @@
#endif /* CONFIG_KEXEC */
};
-extern void default_idle(void);
-extern void native_idle(void);
+extern void power4_idle(void);
+extern void ppc6xx_idle(void);
+/*
+ * ppc_md contains a copy of the machine description structure for the
+ * current platform. machine_id contains the initial address where the
+ * description was found during boot.
+ */
extern struct machdep_calls ppc_md;
+extern struct machdep_calls *machine_id;
+
+#define __machine_desc __attribute__ ((__section__ (".machine.desc")))
+
+#define define_machine(name) struct machdep_calls mach_##name __machine_desc =
+#define machine_is(name) \
+ ({ \
+ extern struct machdep_calls mach_##name \
+ __attribute__((weak)); \
+ machine_id == &mach_##name; \
+ })
+
+extern void probe_machine(void);
+
extern char cmd_line[COMMAND_LINE_SIZE];
#ifdef CONFIG_PPC_PMAC
diff --git a/include/asm-powerpc/oprofile_impl.h b/include/asm-powerpc/oprofile_impl.h
index 338e6a7..5b33994 100644
--- a/include/asm-powerpc/oprofile_impl.h
+++ b/include/asm-powerpc/oprofile_impl.h
@@ -17,9 +17,6 @@
/* Per-counter configuration as set via oprofilefs. */
struct op_counter_config {
-#ifdef __powerpc64__
- unsigned long valid;
-#endif
unsigned long enabled;
unsigned long event;
unsigned long count;
@@ -38,9 +35,6 @@
#endif
unsigned long enable_kernel;
unsigned long enable_user;
-#ifdef CONFIG_PPC64
- unsigned long backtrace_spinlocks;
-#endif
};
/* Per-arch configuration */
@@ -56,17 +50,12 @@
int num_counters;
};
-#ifdef CONFIG_FSL_BOOKE
extern struct op_powerpc_model op_model_fsl_booke;
-#else /* Otherwise, it's classic */
-
-#ifdef CONFIG_PPC64
extern struct op_powerpc_model op_model_rs64;
extern struct op_powerpc_model op_model_power4;
-
-#else /* Otherwise, CONFIG_PPC32 */
extern struct op_powerpc_model op_model_7450;
-#endif
+
+#ifndef CONFIG_FSL_BOOKE
/* All the classic PPC parts use these */
static inline unsigned int ctr_read(unsigned int i)
@@ -134,5 +123,7 @@
}
#endif /* !CONFIG_FSL_BOOKE */
+extern void op_powerpc_backtrace(struct pt_regs * const regs, unsigned int depth);
+
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_OPROFILE_IMPL_H */
diff --git a/include/asm-powerpc/paca.h b/include/asm-powerpc/paca.h
index 4465b95..706325f 100644
--- a/include/asm-powerpc/paca.h
+++ b/include/asm-powerpc/paca.h
@@ -105,5 +105,7 @@
extern struct paca_struct paca[];
+void setup_boot_paca(void);
+
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_PACA_H */
diff --git a/include/asm-powerpc/percpu.h b/include/asm-powerpc/percpu.h
index 464301c..184a7a4 100644
--- a/include/asm-powerpc/percpu.h
+++ b/include/asm-powerpc/percpu.h
@@ -27,7 +27,7 @@
#define percpu_modcopy(pcpudst, src, size) \
do { \
unsigned int __i; \
- for_each_cpu(__i) \
+ for_each_possible_cpu(__i) \
memcpy((pcpudst)+__per_cpu_offset(__i), \
(src), (size)); \
} while (0)
diff --git a/include/asm-powerpc/pmac_feature.h b/include/asm-powerpc/pmac_feature.h
index 3221628..d3599cc 100644
--- a/include/asm-powerpc/pmac_feature.h
+++ b/include/asm-powerpc/pmac_feature.h
@@ -305,7 +305,7 @@
extern void pmac_set_early_video_resume(void (*proc)(void *data), void *data);
extern void pmac_call_early_video_resume(void);
-#define PMAC_FTR_DEF(x) ((_MACH_Pmac << 16) | (x))
+#define PMAC_FTR_DEF(x) ((0x6660000) | (x))
/* The AGP driver registers itself here */
extern void pmac_register_agp_pm(struct pci_dev *bridge,
diff --git a/include/asm-powerpc/processor.h b/include/asm-powerpc/processor.h
index 1c64a21..93f83ef 100644
--- a/include/asm-powerpc/processor.h
+++ b/include/asm-powerpc/processor.h
@@ -22,22 +22,6 @@
* -- BenH.
*/
-/* Platforms codes (to be obsoleted) */
-#define PLATFORM_PSERIES 0x0100
-#define PLATFORM_PSERIES_LPAR 0x0101
-#define PLATFORM_ISERIES_LPAR 0x0201
-#define PLATFORM_LPAR 0x0001
-#define PLATFORM_POWERMAC 0x0400
-#define PLATFORM_MAPLE 0x0500
-#define PLATFORM_PREP 0x0600
-#define PLATFORM_CHRP 0x0700
-#define PLATFORM_CELL 0x1000
-
-/* Compat platform codes for 32 bits */
-#define _MACH_prep PLATFORM_PREP
-#define _MACH_Pmac PLATFORM_POWERMAC
-#define _MACH_chrp PLATFORM_CHRP
-
/* PREP sub-platform types see residual.h for these */
#define _PREP_Motorola 0x01 /* motorola prep */
#define _PREP_Firm 0x02 /* firmworks prep */
@@ -49,18 +33,14 @@
#define _CHRP_IBM 0x05 /* IBM chrp, the longtrail and longtrail 2 */
#define _CHRP_Pegasos 0x06 /* Genesi/bplan's Pegasos and Pegasos2 */
-#ifdef __KERNEL__
-#define platform_is_pseries() (_machine == PLATFORM_PSERIES || \
- _machine == PLATFORM_PSERIES_LPAR)
+#if defined(__KERNEL__) && defined(CONFIG_PPC32)
-#if defined(CONFIG_PPC_MULTIPLATFORM)
-extern int _machine;
+extern int _chrp_type;
-#ifdef CONFIG_PPC32
+#ifdef CONFIG_PPC_PREP
/* what kind of prep workstation we are */
extern int _prep_type;
-extern int _chrp_type;
/*
* This is used to identify the board type from a given PReP board
@@ -70,17 +50,14 @@
extern unsigned char ucBoardRev;
extern unsigned char ucBoardRevMaj, ucBoardRevMin;
-#endif /* CONFIG_PPC32 */
+#endif /* CONFIG_PPC_PREP */
-#elif defined(CONFIG_PPC_ISERIES)
-/*
- * iSeries is soon to become MULTIPLATFORM hopefully ...
- */
-#define _machine PLATFORM_ISERIES_LPAR
-#else
+#ifndef CONFIG_PPC_MULTIPLATFORM
#define _machine 0
#endif /* CONFIG_PPC_MULTIPLATFORM */
-#endif /* __KERNEL__ */
+
+#endif /* defined(__KERNEL__) && defined(CONFIG_PPC32) */
+
/*
* Default implementation of macro that returns current
* instruction pointer ("program counter").
@@ -251,6 +228,10 @@
#define cpu_relax() barrier()
#endif
+/* Check that a certain kernel stack pointer is valid in task_struct p */
+int validate_sp(unsigned long sp, struct task_struct *p,
+ unsigned long nbytes);
+
/*
* Prefetch macros.
*/
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index 782e13a..97ef1cd 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -149,12 +149,14 @@
extern void of_node_put(struct device_node *node);
/* For scanning the flat device-tree at boot time */
-int __init of_scan_flat_dt(int (*it)(unsigned long node,
- const char *uname, int depth,
- void *data),
- void *data);
-void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
- unsigned long *size);
+extern int __init of_scan_flat_dt(int (*it)(unsigned long node,
+ const char *uname, int depth,
+ void *data),
+ void *data);
+extern void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
+ unsigned long *size);
+extern int __init of_flat_dt_is_compatible(unsigned long node, const char *name);
+extern unsigned long __init of_get_flat_dt_root(void);
/* For updating the device tree at runtime */
extern void of_attach_node(struct device_node *);
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 72bfe3a..bd467bf 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -622,6 +622,10 @@
extern unsigned long scom970_read(unsigned int address);
extern void scom970_write(unsigned int address, unsigned long value);
+#else
+#define ppc64_runlatch_on()
+#define ppc64_runlatch_off()
+
#endif /* CONFIG_PPC64 */
#define __get_SP() ({unsigned long sp; \
diff --git a/include/asm-powerpc/smp.h b/include/asm-powerpc/smp.h
index 98581e5..4a716f7 100644
--- a/include/asm-powerpc/smp.h
+++ b/include/asm-powerpc/smp.h
@@ -29,7 +29,6 @@
#endif
extern int boot_cpuid;
-extern int boot_cpuid_phys;
extern void cpu_die(void);
@@ -99,6 +98,7 @@
#else
/* 32-bit */
#ifndef CONFIG_SMP
+extern int boot_cpuid_phys;
#define get_hard_smp_processor_id(cpu) boot_cpuid_phys
#define set_hard_smp_processor_id(cpu, phys)
#endif
diff --git a/include/asm-powerpc/spu.h b/include/asm-powerpc/spu.h
index 38bacf2..f431d8b0 100644
--- a/include/asm-powerpc/spu.h
+++ b/include/asm-powerpc/spu.h
@@ -110,6 +110,7 @@
char *name;
unsigned long local_store_phys;
u8 *local_store;
+ unsigned long problem_phys;
struct spu_problem __iomem *problem;
struct spu_priv1 __iomem *priv1;
struct spu_priv2 __iomem *priv2;
@@ -137,6 +138,7 @@
void (* wbox_callback)(struct spu *spu);
void (* ibox_callback)(struct spu *spu);
void (* stop_callback)(struct spu *spu);
+ void (* mfc_callback)(struct spu *spu);
char irq_c0[8];
char irq_c1[8];
@@ -149,6 +151,14 @@
int spu_irq_class_1_bottom(struct spu *spu);
void spu_irq_setaffinity(struct spu *spu, int cpu);
+/* system callbacks from the SPU */
+struct spu_syscall_block {
+ u64 nr_ret;
+ u64 parm[6];
+};
+extern long spu_sys_callback(struct spu_syscall_block *s);
+
+/* syscalls implemented in spufs */
extern struct spufs_calls {
asmlinkage long (*create_thread)(const char __user *name,
unsigned int flags, mode_t mode);
@@ -399,7 +409,6 @@
#define SPU_GET_REVISION_BITS(vr) (vr & SPU_REVISION_BITS)
u8 pad_0x28_0x100[0x100 - 0x28]; /* 0x28 */
-
/* Interrupt Area */
u64 int_mask_RW[3]; /* 0x100 */
#define CLASS0_ENABLE_DMA_ALIGNMENT_INTR 0x1L
diff --git a/include/asm-powerpc/syscalls.h b/include/asm-powerpc/syscalls.h
new file mode 100644
index 0000000..c2fe79d
--- /dev/null
+++ b/include/asm-powerpc/syscalls.h
@@ -0,0 +1,58 @@
+#ifndef __ASM_POWERPC_SYSCALLS_H
+#define __ASM_POWERPC_SYSCALLS_H
+#ifdef __KERNEL__
+
+#include <linux/compiler.h>
+#include <linux/linkage.h>
+#include <linux/types.h>
+#include <asm/signal.h>
+
+struct new_utsname;
+struct pt_regs;
+struct rtas_args;
+struct sigaction;
+
+asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len,
+ unsigned long prot, unsigned long flags,
+ unsigned long fd, off_t offset);
+asmlinkage unsigned long sys_mmap2(unsigned long addr, size_t len,
+ unsigned long prot, unsigned long flags,
+ unsigned long fd, unsigned long pgoff);
+asmlinkage int sys_execve(unsigned long a0, unsigned long a1,
+ unsigned long a2, unsigned long a3, unsigned long a4,
+ unsigned long a5, struct pt_regs *regs);
+asmlinkage int sys_clone(unsigned long clone_flags, unsigned long usp,
+ int __user *parent_tidp, void __user *child_threadptr,
+ int __user *child_tidp, int p6, struct pt_regs *regs);
+asmlinkage int sys_fork(unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4, unsigned long p5,
+ unsigned long p6, struct pt_regs *regs);
+asmlinkage int sys_vfork(unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4, unsigned long p5,
+ unsigned long p6, struct pt_regs *regs);
+asmlinkage int sys_pipe(int __user *fildes);
+asmlinkage long sys_rt_sigaction(int sig,
+ const struct sigaction __user *act,
+ struct sigaction __user *oact, size_t sigsetsize);
+asmlinkage int sys_ipc(uint call, int first, unsigned long second,
+ long third, void __user *ptr, long fifth);
+asmlinkage long ppc64_personality(unsigned long personality);
+asmlinkage int ppc_rtas(struct rtas_args __user *uargs);
+asmlinkage time_t sys64_time(time_t __user * tloc);
+asmlinkage long ppc_newuname(struct new_utsname __user * name);
+
+asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset,
+ size_t sigsetsize);
+
+#ifndef __powerpc64__
+asmlinkage long sys_sigaltstack(const stack_t __user *uss,
+ stack_t __user *uoss, int r5, int r6, int r7, int r8,
+ struct pt_regs *regs);
+#else /* __powerpc64__ */
+asmlinkage long sys_sigaltstack(const stack_t __user *uss,
+ stack_t __user *uoss, unsigned long r5, unsigned long r6,
+ unsigned long r7, unsigned long r8, struct pt_regs *regs);
+#endif /* __powerpc64__ */
+
+#endif /* __KERNEL__ */
+#endif /* __ASM_POWERPC_SYSCALLS_H */
diff --git a/include/asm-powerpc/unistd.h b/include/asm-powerpc/unistd.h
index 3555699..1e99074 100644
--- a/include/asm-powerpc/unistd.h
+++ b/include/asm-powerpc/unistd.h
@@ -425,6 +425,7 @@
#include <linux/types.h>
#include <linux/compiler.h>
#include <linux/linkage.h>
+#include <asm/syscalls.h>
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
@@ -460,44 +461,10 @@
* System call prototypes.
*/
#ifdef __KERNEL_SYSCALLS__
-extern pid_t setsid(void);
-extern int write(int fd, const char *buf, off_t count);
-extern int read(int fd, char *buf, off_t count);
-extern off_t lseek(int fd, off_t offset, int count);
-extern int dup(int fd);
extern int execve(const char *file, char **argv, char **envp);
-extern int open(const char *file, int flag, int mode);
-extern int close(int fd);
-extern pid_t waitpid(pid_t pid, int *wait_stat, int options);
#endif /* __KERNEL_SYSCALLS__ */
/*
- * Functions that implement syscalls.
- */
-unsigned long sys_mmap(unsigned long addr, size_t len, unsigned long prot,
- unsigned long flags, unsigned long fd, off_t offset);
-unsigned long sys_mmap2(unsigned long addr, size_t len,
- unsigned long prot, unsigned long flags,
- unsigned long fd, unsigned long pgoff);
-struct pt_regs;
-int sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
- unsigned long a3, unsigned long a4, unsigned long a5,
- struct pt_regs *regs);
-int sys_clone(unsigned long clone_flags, unsigned long usp,
- int __user *parent_tidp, void __user *child_threadptr,
- int __user *child_tidp, int p6, struct pt_regs *regs);
-int sys_fork(unsigned long p1, unsigned long p2, unsigned long p3,
- unsigned long p4, unsigned long p5, unsigned long p6,
- struct pt_regs *regs);
-int sys_vfork(unsigned long p1, unsigned long p2, unsigned long p3,
- unsigned long p4, unsigned long p5, unsigned long p6,
- struct pt_regs *regs);
-int sys_pipe(int __user *fildes);
-struct sigaction;
-long sys_rt_sigaction(int sig, const struct sigaction __user *act,
- struct sigaction __user *oact, size_t sigsetsize);
-
-/*
* "Conditional" syscalls
*
* What we want is __attribute__((weak,alias("sys_ni_syscall"))),
diff --git a/include/asm-powerpc/vdso_datapage.h b/include/asm-powerpc/vdso_datapage.h
index 7aa9208..8a94f0e 100644
--- a/include/asm-powerpc/vdso_datapage.h
+++ b/include/asm-powerpc/vdso_datapage.h
@@ -55,6 +55,9 @@
__u32 minor; /* Minor number 0x14 */
} version;
+ /* Note about the platform flags: it now only contains the lpar
+ * bit. The actual platform number is dead and burried
+ */
__u32 platform; /* Platform flags 0x18 */
__u32 processor; /* Processor type 0x1C */
__u64 processorCount; /* # of physical processors 0x20 */
diff --git a/include/asm-ppc/machdep.h b/include/asm-ppc/machdep.h
index a3e8a45..e1a0a7b 100644
--- a/include/asm-ppc/machdep.h
+++ b/include/asm-ppc/machdep.h
@@ -19,6 +19,18 @@
struct seq_file;
struct file;
+/*
+ * This is for compatibility with ARCH=powerpc.
+ */
+#define machine_is(x) __MACHINE_IS_##x
+#define __MACHINE_IS_powermac 0
+#define __MACHINE_IS_chrp 0
+#ifdef CONFIG_PPC_PREP
+#define __MACHINE_IS_prep 1
+#else
+#define __MACHINE_IS_prep 0
+#endif
+
/* We export this macro for external modules like Alsa to know if
* ppc_md.feature_call is implemented or not
*/
@@ -44,7 +56,7 @@
void (*power_off)(void);
void (*halt)(void);
- void (*idle)(void);
+ void (*idle_loop)(void);
void (*power_save)(void);
long (*time_init)(void); /* Optional, may be NULL */
@@ -104,9 +116,6 @@
unsigned long size,
pgprot_t vma_prot);
- /* this is for modules, since _machine can be a define -- Cort */
- int ppc_machine;
-
/* Motherboard/chipset features. This is a kind of general purpose
* hook used to control some machine specific features (like reset
* lines, chip power control, etc...).
diff --git a/include/asm-ppc/mpc52xx.h b/include/asm-ppc/mpc52xx.h
index 6167f74..7e98428 100644
--- a/include/asm-ppc/mpc52xx.h
+++ b/include/asm-ppc/mpc52xx.h
@@ -355,6 +355,7 @@
u32 snoop_window; /* XLB + 0x70 */
};
+#define MPC52xx_XLB_CFG_PLDIS (1 << 31)
#define MPC52xx_XLB_CFG_SNOOP (1 << 15)
/* Clock Distribution control */
@@ -427,6 +428,9 @@
extern void mpc52xx_find_bridges(void);
+extern void mpc52xx_setup_cpu(void);
+
+
/* Matching of PSC function */
struct mpc52xx_psc_func {
diff --git a/include/asm-ppc/pgtable.h b/include/asm-ppc/pgtable.h
index e1c62da..570b355 100644
--- a/include/asm-ppc/pgtable.h
+++ b/include/asm-ppc/pgtable.h
@@ -837,7 +837,8 @@
*/
#define pgtable_cache_init() do { } while (0)
-extern int get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep);
+extern int get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep,
+ pmd_t **pmdp);
#include <asm-generic/pgtable.h>
diff --git a/include/asm-ppc/prom.h b/include/asm-ppc/prom.h
index 6d431d6..adc5ae7 100644
--- a/include/asm-ppc/prom.h
+++ b/include/asm-ppc/prom.h
@@ -8,126 +8,19 @@
#ifndef _PPC_PROM_H
#define _PPC_PROM_H
-#include <linux/config.h>
-#include <linux/types.h>
-
-typedef u32 phandle;
-typedef u32 ihandle;
-
-struct address_range {
- unsigned int space;
- unsigned int address;
- unsigned int size;
-};
-
-struct interrupt_info {
- int line;
- int sense; /* +ve/-ve logic, edge or level, etc. */
-};
-
+/* This is used in arch/ppc/mm/mem_pieces.h */
struct reg_property {
unsigned int address;
unsigned int size;
};
-struct property {
- char *name;
- int length;
- unsigned char *value;
- struct property *next;
-};
-
/*
- * Note: don't change this structure for now or you'll break BootX !
- */
-struct device_node {
- char *name;
- char *type;
- phandle node;
- int n_addrs;
- struct address_range *addrs;
- int n_intrs;
- struct interrupt_info *intrs;
- char *full_name;
- struct property *properties;
- struct device_node *parent;
- struct device_node *child;
- struct device_node *sibling;
- struct device_node *next; /* next device of same type */
- struct device_node *allnext; /* next in list of all nodes */
-};
-
-struct prom_args;
-typedef void (*prom_entry)(struct prom_args *);
-
-/* OBSOLETE: Old style node lookup */
-extern struct device_node *find_devices(const char *name);
-extern struct device_node *find_type_devices(const char *type);
-extern struct device_node *find_path_device(const char *path);
-extern struct device_node *find_compatible_devices(const char *type,
- const char *compat);
-extern struct device_node *find_all_nodes(void);
-
-/* New style node lookup */
-extern struct device_node *of_find_node_by_name(struct device_node *from,
- const char *name);
-extern struct device_node *of_find_node_by_type(struct device_node *from,
- const char *type);
-extern struct device_node *of_find_compatible_node(struct device_node *from,
- const char *type, const char *compat);
-extern struct device_node *of_find_node_by_path(const char *path);
-extern struct device_node *of_find_all_nodes(struct device_node *prev);
-extern struct device_node *of_get_parent(const struct device_node *node);
-extern struct device_node *of_get_next_child(const struct device_node *node,
- struct device_node *prev);
-extern struct device_node *of_node_get(struct device_node *node);
-extern void of_node_put(struct device_node *node);
-
-/* Other Prototypes */
-extern void abort(void);
-extern unsigned long prom_init(int, int, prom_entry);
-extern void prom_print(const char *msg);
-extern void relocate_nodes(void);
-extern void finish_device_tree(void);
-extern int device_is_compatible(struct device_node *device, const char *);
-extern int machine_is_compatible(const char *compat);
-extern unsigned char *get_property(struct device_node *node, const char *name,
- int *lenp);
-extern int prom_add_property(struct device_node* np, struct property* prop);
-extern void prom_get_irq_senses(unsigned char *, int, int);
-extern int prom_n_addr_cells(struct device_node* np);
-extern int prom_n_size_cells(struct device_node* np);
-
-extern struct resource*
-request_OF_resource(struct device_node* node, int index, const char* name_postfix);
-extern int release_OF_resource(struct device_node* node, int index);
-
-extern void print_properties(struct device_node *node);
-extern int call_rtas(const char *service, int nargs, int nret,
- unsigned long *outputs, ...);
-
-/*
- * PCI <-> OF matching functions
- */
-struct pci_bus;
-struct pci_dev;
-extern int pci_device_from_OF_node(struct device_node *node,
- u8* bus, u8* devfn);
-extern struct device_node* pci_busdev_to_OF_node(struct pci_bus *, int);
-extern struct device_node* pci_device_to_OF_node(struct pci_dev *);
-extern void pci_create_OF_bus_map(void);
-
-/*
- * When we call back to the Open Firmware client interface, we usually
- * have to do that before the kernel is relocated to its final location
- * (this is because we can't use OF after we have overwritten the
- * exception vectors with our exception handlers). These macros assist
- * in performing the address calculations that we need to do to access
- * data when the kernel is running at an address that is different from
- * the address that the kernel is linked at. The reloc_offset() function
- * returns the difference between these two addresses and the macros
- * simplify the process of adding or subtracting this offset to/from
- * pointer values. See arch/ppc/kernel/prom.c for how these are used.
+ * These macros assist in performing the address calculations that we
+ * need to do to access data when the kernel is running at an address
+ * that is different from the address that the kernel is linked at.
+ * The reloc_offset() function returns the difference between these
+ * two addresses and the macros simplify the process of adding or
+ * subtracting this offset to/from pointer values.
*/
extern unsigned long reloc_offset(void);
extern unsigned long add_reloc_offset(unsigned long);
@@ -136,45 +29,12 @@
#define PTRRELOC(x) ((typeof(x))add_reloc_offset((unsigned long)(x)))
#define PTRUNRELOC(x) ((typeof(x))sub_reloc_offset((unsigned long)(x)))
-
/*
- * OF address retreival & translation
- */
-
-
-/* Translate an OF address block into a CPU physical address
- */
-#define OF_BAD_ADDR ((u64)-1)
-extern u64 of_translate_address(struct device_node *np, u32 *addr);
-
-/* Extract an address from a device, returns the region size and
- * the address space flags too. The PCI version uses a BAR number
- * instead of an absolute index
- */
-extern u32 *of_get_address(struct device_node *dev, int index,
- u64 *size, unsigned int *flags);
-extern u32 *of_get_pci_address(struct device_node *dev, int bar_no,
- u64 *size, unsigned int *flags);
-
-/* Get an address as a resource. Note that if your address is
- * a PIO address, the conversion will fail if the physical address
- * can't be internally converted to an IO token with
- * pci_address_to_pio(), that is because it's either called to early
- * or it can't be matched to any host bridge IO space
- */
-extern int of_address_to_resource(struct device_node *dev, int index,
- struct resource *r);
-extern int of_pci_address_to_resource(struct device_node *dev, int bar,
- struct resource *r);
-
-#ifndef CONFIG_PPC_OF
-/*
- * Fallback definitions for builds where we don't have prom.c included.
+ * Fallback definitions since we don't support OF in arch/ppc any more.
*/
#define machine_is_compatible(x) 0
#define of_find_compatible_node(f, t, c) NULL
#define get_property(p, n, l) NULL
-#endif
#endif /* _PPC_PROM_H */
#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/serial.h b/include/asm-ppc/serial.h
index 485a924..b74af54 100644
--- a/include/asm-ppc/serial.h
+++ b/include/asm-ppc/serial.h
@@ -41,15 +41,10 @@
#else
/*
- * XXX Assume for now it has PC-style ISA serial ports.
- * This is true for PReP and CHRP at least.
+ * XXX Assume it has PC-style ISA serial ports - true for PReP at least.
*/
#include <asm/pc_serial.h>
-#if defined(CONFIG_MAC_SERIAL)
-#define SERIAL_DEV_OFFSET ((_machine == _MACH_prep || _machine == _MACH_chrp) ? 0 : 2)
-#endif
-
#endif /* !CONFIG_GEMINI and others */
#endif /* __ASM_SERIAL_H__ */
#endif /* __KERNEL__ */
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 92146f3..41ecbb8 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -62,6 +62,8 @@
.posix_timers = LIST_HEAD_INIT(sig.posix_timers), \
.cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \
.rlim = INIT_RLIMITS, \
+ .pgrp = 1, \
+ .session = 1, \
}
#define INIT_SIGHAND(sighand) { \
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index e2ab2ac..870fe38 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -773,6 +773,7 @@
#define PCI_DEVICE_ID_MOTOROLA_HAWK 0x4803
#define PCI_DEVICE_ID_MOTOROLA_HARRIER 0x480b
#define PCI_DEVICE_ID_MOTOROLA_MPC5200 0x5803
+#define PCI_DEVICE_ID_MOTOROLA_MPC5200B 0x5809
#define PCI_VENDOR_ID_PROMISE 0x105a
#define PCI_DEVICE_ID_PROMISE_20265 0x0d30
diff --git a/include/linux/pid.h b/include/linux/pid.h
index 5b2fcb1..5b9082c 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -4,7 +4,6 @@
enum pid_type
{
PIDTYPE_PID,
- PIDTYPE_TGID,
PIDTYPE_PGID,
PIDTYPE_SID,
PIDTYPE_MAX
@@ -38,7 +37,6 @@
extern int alloc_pidmap(void);
extern void FASTCALL(free_pidmap(int));
-extern void switch_exec_pids(struct task_struct *leader, struct task_struct *thread);
#define do_each_task_pid(who, type, task) \
if ((task = find_task_by_pid_type(type, who))) { \
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 20b4f03..d04186d 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -355,16 +355,8 @@
atomic_t count;
struct k_sigaction action[_NSIG];
spinlock_t siglock;
- struct rcu_head rcu;
};
-extern void sighand_free_cb(struct rcu_head *rhp);
-
-static inline void sighand_free(struct sighand_struct *sp)
-{
- call_rcu(&sp->rcu, sighand_free_cb);
-}
-
/*
* NOTE! "signal_struct" does not have it's own
* locking, because a shared signal_struct always
@@ -760,6 +752,7 @@
/* PID/PID hash table linkage. */
struct pid pids[PIDTYPE_MAX];
+ struct list_head thread_group;
struct completion *vfork_done; /* for vfork() */
int __user *set_child_tid; /* CLONE_CHILD_SETTID */
@@ -1101,7 +1094,6 @@
extern int send_sig(int, struct task_struct *, int);
extern void zap_other_threads(struct task_struct *p);
extern int kill_pg(pid_t, int, int);
-extern int kill_sl(pid_t, int, int);
extern int kill_proc(pid_t, int, int);
extern struct sigqueue *sigqueue_alloc(void);
extern void sigqueue_free(struct sigqueue *);
@@ -1158,10 +1150,8 @@
extern void exit_thread(void);
extern void exit_files(struct task_struct *);
-extern void exit_signal(struct task_struct *);
-extern void __exit_signal(struct task_struct *);
-extern void exit_sighand(struct task_struct *);
-extern void __exit_sighand(struct task_struct *);
+extern void __cleanup_signal(struct signal_struct *);
+extern void __cleanup_sighand(struct sighand_struct *);
extern void exit_itimers(struct signal_struct *);
extern NORET_TYPE void do_group_exit(int);
@@ -1185,19 +1175,7 @@
#endif
#define remove_parent(p) list_del_init(&(p)->sibling)
-#define add_parent(p, parent) list_add_tail(&(p)->sibling,&(parent)->children)
-
-#define REMOVE_LINKS(p) do { \
- if (thread_group_leader(p)) \
- list_del_init(&(p)->tasks); \
- remove_parent(p); \
- } while (0)
-
-#define SET_LINKS(p) do { \
- if (thread_group_leader(p)) \
- list_add_tail(&(p)->tasks,&init_task.tasks); \
- add_parent(p, (p)->parent); \
- } while (0)
+#define add_parent(p) list_add_tail(&(p)->sibling,&(p)->parent->children)
#define next_task(p) list_entry((p)->tasks.next, struct task_struct, tasks)
#define prev_task(p) list_entry((p)->tasks.prev, struct task_struct, tasks)
@@ -1215,20 +1193,22 @@
#define while_each_thread(g, t) \
while ((t = next_thread(t)) != g)
-extern task_t * FASTCALL(next_thread(const task_t *p));
-
#define thread_group_leader(p) (p->pid == p->tgid)
+static inline task_t *next_thread(task_t *p)
+{
+ return list_entry(rcu_dereference(p->thread_group.next),
+ task_t, thread_group);
+}
+
static inline int thread_group_empty(task_t *p)
{
- return list_empty(&p->pids[PIDTYPE_TGID].pid_list);
+ return list_empty(&p->thread_group);
}
#define delay_group_leader(p) \
(thread_group_leader(p) && !thread_group_empty(p))
-extern void unhash_process(struct task_struct *p);
-
/*
* Protects ->fs, ->files, ->mm, ->ptrace, ->group_info, ->comm, keyring
* subscriptions and synchronises with wait4(). Also used in procfs. Also
@@ -1248,6 +1228,15 @@
spin_unlock(&p->alloc_lock);
}
+extern struct sighand_struct *lock_task_sighand(struct task_struct *tsk,
+ unsigned long *flags);
+
+static inline void unlock_task_sighand(struct task_struct *tsk,
+ unsigned long *flags)
+{
+ spin_unlock_irqrestore(&tsk->sighand->siglock, *flags);
+}
+
#ifndef __HAVE_THREAD_FUNCTIONS
#define task_thread_info(task) (task)->thread_info
diff --git a/include/linux/signal.h b/include/linux/signal.h
index b7d0935..162a8fd 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -249,6 +249,8 @@
INIT_LIST_HEAD(&sig->list);
}
+extern void flush_sigqueue(struct sigpending *queue);
+
/* Test if 'sig' is valid signal. Use this instead of testing _NSIG directly */
static inline int valid_signal(unsigned long sig)
{
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 15e1d97..3af03b1 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -210,7 +210,6 @@
extern kmem_cache_t *files_cachep;
extern kmem_cache_t *filp_cachep;
extern kmem_cache_t *fs_cachep;
-extern kmem_cache_t *signal_cachep;
extern kmem_cache_t *sighand_cachep;
extern kmem_cache_t *bio_cachep;
diff --git a/kernel/exit.c b/kernel/exit.c
index a8c7efc..bc0ec67 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -29,6 +29,7 @@
#include <linux/cpuset.h>
#include <linux/syscalls.h>
#include <linux/signal.h>
+#include <linux/posix-timers.h>
#include <linux/cn_proc.h>
#include <linux/mutex.h>
#include <linux/futex.h>
@@ -50,15 +51,80 @@
{
nr_threads--;
detach_pid(p, PIDTYPE_PID);
- detach_pid(p, PIDTYPE_TGID);
if (thread_group_leader(p)) {
detach_pid(p, PIDTYPE_PGID);
detach_pid(p, PIDTYPE_SID);
- if (p->pid)
- __get_cpu_var(process_counts)--;
+
+ list_del_init(&p->tasks);
+ __get_cpu_var(process_counts)--;
+ }
+ list_del_rcu(&p->thread_group);
+ remove_parent(p);
+}
+
+/*
+ * This function expects the tasklist_lock write-locked.
+ */
+static void __exit_signal(struct task_struct *tsk)
+{
+ struct signal_struct *sig = tsk->signal;
+ struct sighand_struct *sighand;
+
+ BUG_ON(!sig);
+ BUG_ON(!atomic_read(&sig->count));
+
+ rcu_read_lock();
+ sighand = rcu_dereference(tsk->sighand);
+ spin_lock(&sighand->siglock);
+
+ posix_cpu_timers_exit(tsk);
+ if (atomic_dec_and_test(&sig->count))
+ posix_cpu_timers_exit_group(tsk);
+ else {
+ /*
+ * If there is any task waiting for the group exit
+ * then notify it:
+ */
+ if (sig->group_exit_task && atomic_read(&sig->count) == sig->notify_count) {
+ wake_up_process(sig->group_exit_task);
+ sig->group_exit_task = NULL;
+ }
+ if (tsk == sig->curr_target)
+ sig->curr_target = next_thread(tsk);
+ /*
+ * Accumulate here the counters for all threads but the
+ * group leader as they die, so they can be added into
+ * the process-wide totals when those are taken.
+ * The group leader stays around as a zombie as long
+ * as there are other threads. When it gets reaped,
+ * the exit.c code will add its counts into these totals.
+ * We won't ever get here for the group leader, since it
+ * will have been the last reference on the signal_struct.
+ */
+ sig->utime = cputime_add(sig->utime, tsk->utime);
+ sig->stime = cputime_add(sig->stime, tsk->stime);
+ sig->min_flt += tsk->min_flt;
+ sig->maj_flt += tsk->maj_flt;
+ sig->nvcsw += tsk->nvcsw;
+ sig->nivcsw += tsk->nivcsw;
+ sig->sched_time += tsk->sched_time;
+ sig = NULL; /* Marker for below. */
}
- REMOVE_LINKS(p);
+ __unhash_process(tsk);
+
+ tsk->signal = NULL;
+ tsk->sighand = NULL;
+ spin_unlock(&sighand->siglock);
+ rcu_read_unlock();
+
+ __cleanup_sighand(sighand);
+ clear_tsk_thread_flag(tsk,TIF_SIGPENDING);
+ flush_sigqueue(&tsk->pending);
+ if (sig) {
+ flush_sigqueue(&sig->shared_pending);
+ __cleanup_signal(sig);
+ }
}
void release_task(struct task_struct * p)
@@ -67,21 +133,14 @@
task_t *leader;
struct dentry *proc_dentry;
-repeat:
+repeat:
atomic_dec(&p->user->processes);
spin_lock(&p->proc_lock);
proc_dentry = proc_pid_unhash(p);
write_lock_irq(&tasklist_lock);
- if (unlikely(p->ptrace))
- __ptrace_unlink(p);
+ ptrace_unlink(p);
BUG_ON(!list_empty(&p->ptrace_list) || !list_empty(&p->ptrace_children));
__exit_signal(p);
- /*
- * Note that the fastpath in sys_times depends on __exit_signal having
- * updated the counters before a task is removed from the tasklist of
- * the process by __unhash_process.
- */
- __unhash_process(p);
/*
* If we are the last non-leader member of the thread
@@ -116,21 +175,6 @@
goto repeat;
}
-/* we are using it only for SMP init */
-
-void unhash_process(struct task_struct *p)
-{
- struct dentry *proc_dentry;
-
- spin_lock(&p->proc_lock);
- proc_dentry = proc_pid_unhash(p);
- write_lock_irq(&tasklist_lock);
- __unhash_process(p);
- write_unlock_irq(&tasklist_lock);
- spin_unlock(&p->proc_lock);
- proc_pid_flush(proc_dentry);
-}
-
/*
* This checks not only the pgrp, but falls back on the pid if no
* satisfactory pgrp is found. I dunno - gdb doesn't work correctly
@@ -238,10 +282,10 @@
ptrace_unlink(current);
/* Reparent to init */
- REMOVE_LINKS(current);
+ remove_parent(current);
current->parent = child_reaper;
current->real_parent = child_reaper;
- SET_LINKS(current);
+ add_parent(current);
/* Set the exit signal to SIGCHLD so we signal init on exit */
current->exit_signal = SIGCHLD;
@@ -538,13 +582,13 @@
mmput(mm);
}
-static inline void choose_new_parent(task_t *p, task_t *reaper, task_t *child_reaper)
+static inline void choose_new_parent(task_t *p, task_t *reaper)
{
/*
* Make sure we're not reparenting to ourselves and that
* the parent is not a zombie.
*/
- BUG_ON(p == reaper || reaper->exit_state >= EXIT_ZOMBIE);
+ BUG_ON(p == reaper || reaper->exit_state);
p->real_parent = reaper;
}
@@ -569,9 +613,9 @@
* anyway, so let go of it.
*/
p->ptrace = 0;
- list_del_init(&p->sibling);
+ remove_parent(p);
p->parent = p->real_parent;
- list_add_tail(&p->sibling, &p->parent->children);
+ add_parent(p);
/* If we'd notified the old parent about this child's death,
* also notify the new parent.
@@ -645,7 +689,7 @@
if (father == p->real_parent) {
/* reparent with a reaper, real father it's us */
- choose_new_parent(p, reaper, child_reaper);
+ choose_new_parent(p, reaper);
reparent_thread(p, father, 0);
} else {
/* reparent ptraced task to its real parent */
@@ -666,7 +710,7 @@
}
list_for_each_safe(_p, _n, &father->ptrace_children) {
p = list_entry(_p,struct task_struct,ptrace_list);
- choose_new_parent(p, reaper, child_reaper);
+ choose_new_parent(p, reaper);
reparent_thread(p, father, 1);
}
}
@@ -807,7 +851,7 @@
panic("Aiee, killing interrupt handler!");
if (unlikely(!tsk->pid))
panic("Attempted to kill the idle task!");
- if (unlikely(tsk->pid == 1))
+ if (unlikely(tsk == child_reaper))
panic("Attempted to kill init!");
if (unlikely(current->ptrace & PT_TRACE_EXIT)) {
@@ -920,13 +964,6 @@
do_exit((error_code&0xff)<<8);
}
-task_t fastcall *next_thread(const task_t *p)
-{
- return pid_task(p->pids[PIDTYPE_TGID].pid_list.next, PIDTYPE_TGID);
-}
-
-EXPORT_SYMBOL(next_thread);
-
/*
* Take down every thread in the group. This is called by fatal signals
* as well as by sys_exit_group (below).
@@ -941,7 +978,6 @@
else if (!thread_group_empty(current)) {
struct signal_struct *const sig = current->signal;
struct sighand_struct *const sighand = current->sighand;
- read_lock(&tasklist_lock);
spin_lock_irq(&sighand->siglock);
if (sig->flags & SIGNAL_GROUP_EXIT)
/* Another thread got here before we took the lock. */
@@ -951,7 +987,6 @@
zap_other_threads(current);
}
spin_unlock_irq(&sighand->siglock);
- read_unlock(&tasklist_lock);
}
do_exit(exit_code);
@@ -1281,7 +1316,7 @@
/* move to end of parent's list to avoid starvation */
remove_parent(p);
- add_parent(p, p->parent);
+ add_parent(p);
write_unlock_irq(&tasklist_lock);
diff --git a/kernel/fork.c b/kernel/fork.c
index c49bd19..b3f7a1b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -84,7 +84,7 @@
#endif
/* SLAB cache for signal_struct structures (tsk->signal) */
-kmem_cache_t *signal_cachep;
+static kmem_cache_t *signal_cachep;
/* SLAB cache for sighand_struct structures (tsk->sighand) */
kmem_cache_t *sighand_cachep;
@@ -786,14 +786,6 @@
EXPORT_SYMBOL(unshare_files);
-void sighand_free_cb(struct rcu_head *rhp)
-{
- struct sighand_struct *sp;
-
- sp = container_of(rhp, struct sighand_struct, rcu);
- kmem_cache_free(sighand_cachep, sp);
-}
-
static inline int copy_sighand(unsigned long clone_flags, struct task_struct * tsk)
{
struct sighand_struct *sig;
@@ -806,12 +798,17 @@
rcu_assign_pointer(tsk->sighand, sig);
if (!sig)
return -ENOMEM;
- spin_lock_init(&sig->siglock);
atomic_set(&sig->count, 1);
memcpy(sig->action, current->sighand->action, sizeof(sig->action));
return 0;
}
+void __cleanup_sighand(struct sighand_struct *sighand)
+{
+ if (atomic_dec_and_test(&sighand->count))
+ kmem_cache_free(sighand_cachep, sighand);
+}
+
static inline int copy_signal(unsigned long clone_flags, struct task_struct * tsk)
{
struct signal_struct *sig;
@@ -881,6 +878,22 @@
return 0;
}
+void __cleanup_signal(struct signal_struct *sig)
+{
+ exit_thread_group_keys(sig);
+ kmem_cache_free(signal_cachep, sig);
+}
+
+static inline void cleanup_signal(struct task_struct *tsk)
+{
+ struct signal_struct *sig = tsk->signal;
+
+ atomic_dec(&sig->live);
+
+ if (atomic_dec_and_test(&sig->count))
+ __cleanup_signal(sig);
+}
+
static inline void copy_flags(unsigned long clone_flags, struct task_struct *p)
{
unsigned long new_flags = p->flags;
@@ -1095,6 +1108,7 @@
* We dont wake it up yet.
*/
p->group_leader = p;
+ INIT_LIST_HEAD(&p->thread_group);
INIT_LIST_HEAD(&p->ptrace_children);
INIT_LIST_HEAD(&p->ptrace_list);
@@ -1118,16 +1132,6 @@
!cpu_online(task_cpu(p))))
set_task_cpu(p, smp_processor_id());
- /*
- * Check for pending SIGKILL! The new thread should not be allowed
- * to slip out of an OOM kill. (or normal SIGKILL.)
- */
- if (sigismember(¤t->pending.signal, SIGKILL)) {
- write_unlock_irq(&tasklist_lock);
- retval = -EINTR;
- goto bad_fork_cleanup_namespace;
- }
-
/* CLONE_PARENT re-uses the old parent */
if (clone_flags & (CLONE_PARENT|CLONE_THREAD))
p->real_parent = current->real_parent;
@@ -1136,6 +1140,23 @@
p->parent = p->real_parent;
spin_lock(¤t->sighand->siglock);
+
+ /*
+ * Process group and session signals need to be delivered to just the
+ * parent before the fork or both the parent and the child after the
+ * fork. Restart if a signal comes in before we add the new process to
+ * it's process group.
+ * A fatal signal pending means that current will exit, so the new
+ * thread can't slip out of an OOM kill (or normal SIGKILL).
+ */
+ recalc_sigpending();
+ if (signal_pending(current)) {
+ spin_unlock(¤t->sighand->siglock);
+ write_unlock_irq(&tasklist_lock);
+ retval = -ERESTARTNOINTR;
+ goto bad_fork_cleanup_namespace;
+ }
+
if (clone_flags & CLONE_THREAD) {
/*
* Important: if an exit-all has been started then
@@ -1148,17 +1169,9 @@
retval = -EAGAIN;
goto bad_fork_cleanup_namespace;
}
- p->group_leader = current->group_leader;
- if (current->signal->group_stop_count > 0) {
- /*
- * There is an all-stop in progress for the group.
- * We ourselves will stop as soon as we check signals.
- * Make the new thread part of that group stop too.
- */
- current->signal->group_stop_count++;
- set_tsk_thread_flag(p, TIF_SIGPENDING);
- }
+ p->group_leader = current->group_leader;
+ list_add_tail_rcu(&p->thread_group, &p->group_leader->thread_group);
if (!cputime_eq(current->signal->it_virt_expires,
cputime_zero) ||
@@ -1181,23 +1194,25 @@
*/
p->ioprio = current->ioprio;
- SET_LINKS(p);
- if (unlikely(p->ptrace & PT_PTRACED))
- __ptrace_link(p, current->parent);
+ if (likely(p->pid)) {
+ add_parent(p);
+ if (unlikely(p->ptrace & PT_PTRACED))
+ __ptrace_link(p, current->parent);
- if (thread_group_leader(p)) {
- p->signal->tty = current->signal->tty;
- p->signal->pgrp = process_group(current);
- p->signal->session = current->signal->session;
- attach_pid(p, PIDTYPE_PGID, process_group(p));
- attach_pid(p, PIDTYPE_SID, p->signal->session);
- if (p->pid)
+ if (thread_group_leader(p)) {
+ p->signal->tty = current->signal->tty;
+ p->signal->pgrp = process_group(current);
+ p->signal->session = current->signal->session;
+ attach_pid(p, PIDTYPE_PGID, process_group(p));
+ attach_pid(p, PIDTYPE_SID, p->signal->session);
+
+ list_add_tail(&p->tasks, &init_task.tasks);
__get_cpu_var(process_counts)++;
+ }
+ attach_pid(p, PIDTYPE_PID, p->pid);
+ nr_threads++;
}
- attach_pid(p, PIDTYPE_TGID, p->tgid);
- attach_pid(p, PIDTYPE_PID, p->pid);
- nr_threads++;
total_forks++;
spin_unlock(¤t->sighand->siglock);
write_unlock_irq(&tasklist_lock);
@@ -1212,9 +1227,9 @@
if (p->mm)
mmput(p->mm);
bad_fork_cleanup_signal:
- exit_signal(p);
+ cleanup_signal(p);
bad_fork_cleanup_sighand:
- exit_sighand(p);
+ __cleanup_sighand(p->sighand);
bad_fork_cleanup_fs:
exit_fs(p); /* blocking */
bad_fork_cleanup_files:
@@ -1261,7 +1276,7 @@
if (!task)
return ERR_PTR(-ENOMEM);
init_idle(task, cpu);
- unhash_process(task);
+
return task;
}
@@ -1353,11 +1368,21 @@
#define ARCH_MIN_MMSTRUCT_ALIGN 0
#endif
+static void sighand_ctor(void *data, kmem_cache_t *cachep, unsigned long flags)
+{
+ struct sighand_struct *sighand = data;
+
+ if ((flags & (SLAB_CTOR_VERIFY | SLAB_CTOR_CONSTRUCTOR)) ==
+ SLAB_CTOR_CONSTRUCTOR)
+ spin_lock_init(&sighand->siglock);
+}
+
void __init proc_caches_init(void)
{
sighand_cachep = kmem_cache_create("sighand_cache",
sizeof(struct sighand_struct), 0,
- SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC|SLAB_DESTROY_BY_RCU,
+ sighand_ctor, NULL);
signal_cachep = kmem_cache_create("signal_cache",
sizeof(struct signal_struct), 0,
SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 51a8920..20a997c 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -170,7 +170,7 @@
sa.sa.sa_handler = SIG_IGN;
sa.sa.sa_flags = 0;
siginitset(&sa.sa.sa_mask, sigmask(SIGCHLD));
- do_sigaction(SIGCHLD, &sa, (struct k_sigaction *)0);
+ do_sigaction(SIGCHLD, &sa, NULL);
allow_signal(SIGCHLD);
pid = kernel_thread(____call_usermodehelper, sub_info, SIGCHLD);
diff --git a/kernel/pid.c b/kernel/pid.c
index 1acc072..a9f2dfd 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -218,36 +218,6 @@
EXPORT_SYMBOL(find_task_by_pid_type);
/*
- * This function switches the PIDs if a non-leader thread calls
- * sys_execve() - this must be done without releasing the PID.
- * (which a detach_pid() would eventually do.)
- */
-void switch_exec_pids(task_t *leader, task_t *thread)
-{
- __detach_pid(leader, PIDTYPE_PID);
- __detach_pid(leader, PIDTYPE_TGID);
- __detach_pid(leader, PIDTYPE_PGID);
- __detach_pid(leader, PIDTYPE_SID);
-
- __detach_pid(thread, PIDTYPE_PID);
- __detach_pid(thread, PIDTYPE_TGID);
-
- leader->pid = leader->tgid = thread->pid;
- thread->pid = thread->tgid;
-
- attach_pid(thread, PIDTYPE_PID, thread->pid);
- attach_pid(thread, PIDTYPE_TGID, thread->tgid);
- attach_pid(thread, PIDTYPE_PGID, thread->signal->pgrp);
- attach_pid(thread, PIDTYPE_SID, thread->signal->session);
- list_add_tail(&thread->tasks, &init_task.tasks);
-
- attach_pid(leader, PIDTYPE_PID, leader->pid);
- attach_pid(leader, PIDTYPE_TGID, leader->tgid);
- attach_pid(leader, PIDTYPE_PGID, leader->signal->pgrp);
- attach_pid(leader, PIDTYPE_SID, leader->signal->session);
-}
-
-/*
* The pid hash table is scaled according to the amount of memory in the
* machine. From a minimum of 16 slots up to 4096 slots at one gigabyte or
* more.
@@ -277,16 +247,8 @@
void __init pidmap_init(void)
{
- int i;
-
pidmap_array->page = (void *)get_zeroed_page(GFP_KERNEL);
+ /* Reserve PID 0. We never call free_pidmap(0) */
set_bit(0, pidmap_array->page);
atomic_dec(&pidmap_array->nr_free);
-
- /*
- * Allocate PID 0, and hash it via all PID types:
- */
-
- for (i = 0; i < PIDTYPE_MAX; i++)
- attach_pid(current, i, 0);
}
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index d95a72c..86a7f6c 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -35,9 +35,9 @@
if (child->parent == new_parent)
return;
list_add(&child->ptrace_list, &child->parent->ptrace_children);
- REMOVE_LINKS(child);
+ remove_parent(child);
child->parent = new_parent;
- SET_LINKS(child);
+ add_parent(child);
}
/*
@@ -77,9 +77,9 @@
child->ptrace = 0;
if (!list_empty(&child->ptrace_list)) {
list_del_init(&child->ptrace_list);
- REMOVE_LINKS(child);
+ remove_parent(child);
child->parent = child->real_parent;
- SET_LINKS(child);
+ add_parent(child);
}
ptrace_untrace(child);
diff --git a/kernel/signal.c b/kernel/signal.c
index 75f7341..4922928 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -22,7 +22,6 @@
#include <linux/security.h>
#include <linux/syscalls.h>
#include <linux/ptrace.h>
-#include <linux/posix-timers.h>
#include <linux/signal.h>
#include <linux/audit.h>
#include <linux/capability.h>
@@ -147,6 +146,8 @@
#define sig_kernel_stop(sig) \
(((sig) < SIGRTMIN) && T(sig, SIG_KERNEL_STOP_MASK))
+#define sig_needs_tasklist(sig) ((sig) == SIGCONT)
+
#define sig_user_defined(t, signr) \
(((t)->sighand->action[(signr)-1].sa.sa_handler != SIG_DFL) && \
((t)->sighand->action[(signr)-1].sa.sa_handler != SIG_IGN))
@@ -292,7 +293,7 @@
kmem_cache_free(sigqueue_cachep, q);
}
-static void flush_sigqueue(struct sigpending *queue)
+void flush_sigqueue(struct sigpending *queue)
{
struct sigqueue *q;
@@ -307,9 +308,7 @@
/*
* Flush all pending signals for a task.
*/
-
-void
-flush_signals(struct task_struct *t)
+void flush_signals(struct task_struct *t)
{
unsigned long flags;
@@ -321,109 +320,6 @@
}
/*
- * This function expects the tasklist_lock write-locked.
- */
-void __exit_sighand(struct task_struct *tsk)
-{
- struct sighand_struct * sighand = tsk->sighand;
-
- /* Ok, we're done with the signal handlers */
- tsk->sighand = NULL;
- if (atomic_dec_and_test(&sighand->count))
- sighand_free(sighand);
-}
-
-void exit_sighand(struct task_struct *tsk)
-{
- write_lock_irq(&tasklist_lock);
- rcu_read_lock();
- if (tsk->sighand != NULL) {
- struct sighand_struct *sighand = rcu_dereference(tsk->sighand);
- spin_lock(&sighand->siglock);
- __exit_sighand(tsk);
- spin_unlock(&sighand->siglock);
- }
- rcu_read_unlock();
- write_unlock_irq(&tasklist_lock);
-}
-
-/*
- * This function expects the tasklist_lock write-locked.
- */
-void __exit_signal(struct task_struct *tsk)
-{
- struct signal_struct * sig = tsk->signal;
- struct sighand_struct * sighand;
-
- if (!sig)
- BUG();
- if (!atomic_read(&sig->count))
- BUG();
- rcu_read_lock();
- sighand = rcu_dereference(tsk->sighand);
- spin_lock(&sighand->siglock);
- posix_cpu_timers_exit(tsk);
- if (atomic_dec_and_test(&sig->count)) {
- posix_cpu_timers_exit_group(tsk);
- tsk->signal = NULL;
- __exit_sighand(tsk);
- spin_unlock(&sighand->siglock);
- flush_sigqueue(&sig->shared_pending);
- } else {
- /*
- * If there is any task waiting for the group exit
- * then notify it:
- */
- if (sig->group_exit_task && atomic_read(&sig->count) == sig->notify_count) {
- wake_up_process(sig->group_exit_task);
- sig->group_exit_task = NULL;
- }
- if (tsk == sig->curr_target)
- sig->curr_target = next_thread(tsk);
- tsk->signal = NULL;
- /*
- * Accumulate here the counters for all threads but the
- * group leader as they die, so they can be added into
- * the process-wide totals when those are taken.
- * The group leader stays around as a zombie as long
- * as there are other threads. When it gets reaped,
- * the exit.c code will add its counts into these totals.
- * We won't ever get here for the group leader, since it
- * will have been the last reference on the signal_struct.
- */
- sig->utime = cputime_add(sig->utime, tsk->utime);
- sig->stime = cputime_add(sig->stime, tsk->stime);
- sig->min_flt += tsk->min_flt;
- sig->maj_flt += tsk->maj_flt;
- sig->nvcsw += tsk->nvcsw;
- sig->nivcsw += tsk->nivcsw;
- sig->sched_time += tsk->sched_time;
- __exit_sighand(tsk);
- spin_unlock(&sighand->siglock);
- sig = NULL; /* Marker for below. */
- }
- rcu_read_unlock();
- clear_tsk_thread_flag(tsk,TIF_SIGPENDING);
- flush_sigqueue(&tsk->pending);
- if (sig) {
- /*
- * We are cleaning up the signal_struct here.
- */
- exit_thread_group_keys(sig);
- kmem_cache_free(signal_cachep, sig);
- }
-}
-
-void exit_signal(struct task_struct *tsk)
-{
- atomic_dec(&tsk->signal->live);
-
- write_lock_irq(&tasklist_lock);
- __exit_signal(tsk);
- write_unlock_irq(&tasklist_lock);
-}
-
-/*
* Flush all handlers for a task.
*/
@@ -695,9 +591,7 @@
}
/* forward decl */
-static void do_notify_parent_cldstop(struct task_struct *tsk,
- int to_self,
- int why);
+static void do_notify_parent_cldstop(struct task_struct *tsk, int why);
/*
* Handle magic process-wide effects of stop/continue signals.
@@ -747,7 +641,7 @@
p->signal->group_stop_count = 0;
p->signal->flags = SIGNAL_STOP_CONTINUED;
spin_unlock(&p->sighand->siglock);
- do_notify_parent_cldstop(p, (p->ptrace & PT_PTRACED), CLD_STOPPED);
+ do_notify_parent_cldstop(p, CLD_STOPPED);
spin_lock(&p->sighand->siglock);
}
rm_from_queue(SIG_KERNEL_STOP_MASK, &p->signal->shared_pending);
@@ -788,7 +682,7 @@
p->signal->flags = SIGNAL_STOP_CONTINUED;
p->signal->group_exit_code = 0;
spin_unlock(&p->sighand->siglock);
- do_notify_parent_cldstop(p, (p->ptrace & PT_PTRACED), CLD_CONTINUED);
+ do_notify_parent_cldstop(p, CLD_CONTINUED);
spin_lock(&p->sighand->siglock);
} else {
/*
@@ -1120,27 +1014,37 @@
/*
* Must be called under rcu_read_lock() or with tasklist_lock read-held.
*/
+struct sighand_struct *lock_task_sighand(struct task_struct *tsk, unsigned long *flags)
+{
+ struct sighand_struct *sighand;
+
+ for (;;) {
+ sighand = rcu_dereference(tsk->sighand);
+ if (unlikely(sighand == NULL))
+ break;
+
+ spin_lock_irqsave(&sighand->siglock, *flags);
+ if (likely(sighand == tsk->sighand))
+ break;
+ spin_unlock_irqrestore(&sighand->siglock, *flags);
+ }
+
+ return sighand;
+}
+
int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p)
{
unsigned long flags;
- struct sighand_struct *sp;
int ret;
-retry:
ret = check_kill_permission(sig, info, p);
- if (!ret && sig && (sp = rcu_dereference(p->sighand))) {
- spin_lock_irqsave(&sp->siglock, flags);
- if (p->sighand != sp) {
- spin_unlock_irqrestore(&sp->siglock, flags);
- goto retry;
+
+ if (!ret && sig) {
+ ret = -ESRCH;
+ if (lock_task_sighand(p, &flags)) {
+ ret = __group_send_sig_info(sig, info, p);
+ unlock_task_sighand(p, &flags);
}
- if ((atomic_read(&sp->count) == 0) ||
- (atomic_read(&p->usage) == 0)) {
- spin_unlock_irqrestore(&sp->siglock, flags);
- return -ESRCH;
- }
- ret = __group_send_sig_info(sig, info, p);
- spin_unlock_irqrestore(&sp->siglock, flags);
}
return ret;
@@ -1189,7 +1093,7 @@
struct task_struct *p;
rcu_read_lock();
- if (unlikely(sig_kernel_stop(sig) || sig == SIGCONT)) {
+ if (unlikely(sig_needs_tasklist(sig))) {
read_lock(&tasklist_lock);
acquired_tasklist_lock = 1;
}
@@ -1405,12 +1309,10 @@
__sigqueue_free(q);
}
-int
-send_sigqueue(int sig, struct sigqueue *q, struct task_struct *p)
+int send_sigqueue(int sig, struct sigqueue *q, struct task_struct *p)
{
unsigned long flags;
int ret = 0;
- struct sighand_struct *sh;
BUG_ON(!(q->flags & SIGQUEUE_PREALLOC));
@@ -1424,48 +1326,17 @@
*/
rcu_read_lock();
- if (unlikely(p->flags & PF_EXITING)) {
+ if (!likely(lock_task_sighand(p, &flags))) {
ret = -1;
goto out_err;
}
-retry:
- sh = rcu_dereference(p->sighand);
-
- spin_lock_irqsave(&sh->siglock, flags);
- if (p->sighand != sh) {
- /* We raced with exec() in a multithreaded process... */
- spin_unlock_irqrestore(&sh->siglock, flags);
- goto retry;
- }
-
- /*
- * We do the check here again to handle the following scenario:
- *
- * CPU 0 CPU 1
- * send_sigqueue
- * check PF_EXITING
- * interrupt exit code running
- * __exit_signal
- * lock sighand->siglock
- * unlock sighand->siglock
- * lock sh->siglock
- * add(tsk->pending) flush_sigqueue(tsk->pending)
- *
- */
-
- if (unlikely(p->flags & PF_EXITING)) {
- ret = -1;
- goto out;
- }
-
if (unlikely(!list_empty(&q->list))) {
/*
* If an SI_TIMER entry is already queue just increment
* the overrun count.
*/
- if (q->info.si_code != SI_TIMER)
- BUG();
+ BUG_ON(q->info.si_code != SI_TIMER);
q->info.si_overrun++;
goto out;
}
@@ -1481,7 +1352,7 @@
signal_wake_up(p, sig == SIGKILL);
out:
- spin_unlock_irqrestore(&sh->siglock, flags);
+ unlock_task_sighand(p, &flags);
out_err:
rcu_read_unlock();
@@ -1613,14 +1484,14 @@
spin_unlock_irqrestore(&psig->siglock, flags);
}
-static void do_notify_parent_cldstop(struct task_struct *tsk, int to_self, int why)
+static void do_notify_parent_cldstop(struct task_struct *tsk, int why)
{
struct siginfo info;
unsigned long flags;
struct task_struct *parent;
struct sighand_struct *sighand;
- if (to_self)
+ if (tsk->ptrace & PT_PTRACED)
parent = tsk->parent;
else {
tsk = tsk->group_leader;
@@ -1695,7 +1566,7 @@
!(current->ptrace & PT_ATTACHED)) &&
(likely(current->parent->signal != current->signal) ||
!unlikely(current->signal->flags & SIGNAL_GROUP_EXIT))) {
- do_notify_parent_cldstop(current, 1, CLD_TRAPPED);
+ do_notify_parent_cldstop(current, CLD_TRAPPED);
read_unlock(&tasklist_lock);
schedule();
} else {
@@ -1744,25 +1615,17 @@
static void
finish_stop(int stop_count)
{
- int to_self;
-
/*
* If there are no other threads in the group, or if there is
* a group stop in progress and we are the last to stop,
* report to the parent. When ptraced, every thread reports itself.
*/
- if (stop_count < 0 || (current->ptrace & PT_PTRACED))
- to_self = 1;
- else if (stop_count == 0)
- to_self = 0;
- else
- goto out;
+ if (stop_count == 0 || (current->ptrace & PT_PTRACED)) {
+ read_lock(&tasklist_lock);
+ do_notify_parent_cldstop(current, CLD_STOPPED);
+ read_unlock(&tasklist_lock);
+ }
- read_lock(&tasklist_lock);
- do_notify_parent_cldstop(current, to_self, CLD_STOPPED);
- read_unlock(&tasklist_lock);
-
-out:
schedule();
/*
* Now we don't run again until continued.
@@ -1776,12 +1639,10 @@
* Returns nonzero if we've actually stopped and released the siglock.
* Returns zero if we didn't stop and still hold the siglock.
*/
-static int
-do_signal_stop(int signr)
+static int do_signal_stop(int signr)
{
struct signal_struct *sig = current->signal;
- struct sighand_struct *sighand = current->sighand;
- int stop_count = -1;
+ int stop_count;
if (!likely(sig->flags & SIGNAL_STOP_DEQUEUED))
return 0;
@@ -1791,86 +1652,37 @@
* There is a group stop in progress. We don't need to
* start another one.
*/
- signr = sig->group_exit_code;
stop_count = --sig->group_stop_count;
- current->exit_code = signr;
- set_current_state(TASK_STOPPED);
- if (stop_count == 0)
- sig->flags = SIGNAL_STOP_STOPPED;
- spin_unlock_irq(&sighand->siglock);
- }
- else if (thread_group_empty(current)) {
- /*
- * Lock must be held through transition to stopped state.
- */
- current->exit_code = current->signal->group_exit_code = signr;
- set_current_state(TASK_STOPPED);
- sig->flags = SIGNAL_STOP_STOPPED;
- spin_unlock_irq(&sighand->siglock);
- }
- else {
+ } else {
/*
* There is no group stop already in progress.
- * We must initiate one now, but that requires
- * dropping siglock to get both the tasklist lock
- * and siglock again in the proper order. Note that
- * this allows an intervening SIGCONT to be posted.
- * We need to check for that and bail out if necessary.
+ * We must initiate one now.
*/
struct task_struct *t;
- spin_unlock_irq(&sighand->siglock);
+ sig->group_exit_code = signr;
- /* signals can be posted during this window */
-
- read_lock(&tasklist_lock);
- spin_lock_irq(&sighand->siglock);
-
- if (!likely(sig->flags & SIGNAL_STOP_DEQUEUED)) {
+ stop_count = 0;
+ for (t = next_thread(current); t != current; t = next_thread(t))
/*
- * Another stop or continue happened while we
- * didn't have the lock. We can just swallow this
- * signal now. If we raced with a SIGCONT, that
- * should have just cleared it now. If we raced
- * with another processor delivering a stop signal,
- * then the SIGCONT that wakes us up should clear it.
+ * Setting state to TASK_STOPPED for a group
+ * stop is always done with the siglock held,
+ * so this check has no races.
*/
- read_unlock(&tasklist_lock);
- return 0;
- }
-
- if (sig->group_stop_count == 0) {
- sig->group_exit_code = signr;
- stop_count = 0;
- for (t = next_thread(current); t != current;
- t = next_thread(t))
- /*
- * Setting state to TASK_STOPPED for a group
- * stop is always done with the siglock held,
- * so this check has no races.
- */
- if (!t->exit_state &&
- !(t->state & (TASK_STOPPED|TASK_TRACED))) {
- stop_count++;
- signal_wake_up(t, 0);
- }
- sig->group_stop_count = stop_count;
- }
- else {
- /* A race with another thread while unlocked. */
- signr = sig->group_exit_code;
- stop_count = --sig->group_stop_count;
- }
-
- current->exit_code = signr;
- set_current_state(TASK_STOPPED);
- if (stop_count == 0)
- sig->flags = SIGNAL_STOP_STOPPED;
-
- spin_unlock_irq(&sighand->siglock);
- read_unlock(&tasklist_lock);
+ if (!t->exit_state &&
+ !(t->state & (TASK_STOPPED|TASK_TRACED))) {
+ stop_count++;
+ signal_wake_up(t, 0);
+ }
+ sig->group_stop_count = stop_count;
}
+ if (stop_count == 0)
+ sig->flags = SIGNAL_STOP_STOPPED;
+ current->exit_code = sig->group_exit_code;
+ __set_current_state(TASK_STOPPED);
+
+ spin_unlock_irq(¤t->sighand->siglock);
finish_stop(stop_count);
return 1;
}
@@ -1990,7 +1802,7 @@
continue;
/* Init gets no signals it doesn't want. */
- if (current->pid == 1)
+ if (current == child_reaper)
continue;
if (sig_kernel_stop(signr)) {
@@ -2430,8 +2242,7 @@
return kill_proc_info(sig, &info, pid);
}
-int
-do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact)
+int do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact)
{
struct k_sigaction *k;
sigset_t mask;
@@ -2457,6 +2268,7 @@
if (act) {
sigdelsetmask(&act->sa.sa_mask,
sigmask(SIGKILL) | sigmask(SIGSTOP));
+ *k = *act;
/*
* POSIX 3.3.1.3:
* "Setting a signal action to SIG_IGN for a signal that is
@@ -2469,19 +2281,8 @@
* be discarded, whether or not it is blocked"
*/
if (act->sa.sa_handler == SIG_IGN ||
- (act->sa.sa_handler == SIG_DFL &&
- sig_kernel_ignore(sig))) {
- /*
- * This is a fairly rare case, so we only take the
- * tasklist_lock once we're sure we'll need it.
- * Now we must do this little unlock and relock
- * dance to maintain the lock hierarchy.
- */
+ (act->sa.sa_handler == SIG_DFL && sig_kernel_ignore(sig))) {
struct task_struct *t = current;
- spin_unlock_irq(&t->sighand->siglock);
- read_lock(&tasklist_lock);
- spin_lock_irq(&t->sighand->siglock);
- *k = *act;
sigemptyset(&mask);
sigaddset(&mask, sig);
rm_from_queue_full(&mask, &t->signal->shared_pending);
@@ -2490,12 +2291,7 @@
recalc_sigpending_tsk(t);
t = next_thread(t);
} while (t != current);
- spin_unlock_irq(¤t->sighand->siglock);
- read_unlock(&tasklist_lock);
- return 0;
}
-
- *k = *act;
}
spin_unlock_irq(¤t->sighand->siglock);
diff --git a/kernel/sys.c b/kernel/sys.c
index c93d37f..7ef7f60 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1202,69 +1202,24 @@
*/
if (tbuf) {
struct tms tmp;
+ struct task_struct *tsk = current;
+ struct task_struct *t;
cputime_t utime, stime, cutime, cstime;
-#ifdef CONFIG_SMP
- if (thread_group_empty(current)) {
- /*
- * Single thread case without the use of any locks.
- *
- * We may race with release_task if two threads are
- * executing. However, release task first adds up the
- * counters (__exit_signal) before removing the task
- * from the process tasklist (__unhash_process).
- * __exit_signal also acquires and releases the
- * siglock which results in the proper memory ordering
- * so that the list modifications are always visible
- * after the counters have been updated.
- *
- * If the counters have been updated by the second thread
- * but the thread has not yet been removed from the list
- * then the other branch will be executing which will
- * block on tasklist_lock until the exit handling of the
- * other task is finished.
- *
- * This also implies that the sighand->siglock cannot
- * be held by another processor. So we can also
- * skip acquiring that lock.
- */
- utime = cputime_add(current->signal->utime, current->utime);
- stime = cputime_add(current->signal->utime, current->stime);
- cutime = current->signal->cutime;
- cstime = current->signal->cstime;
- } else
-#endif
- {
+ spin_lock_irq(&tsk->sighand->siglock);
+ utime = tsk->signal->utime;
+ stime = tsk->signal->stime;
+ t = tsk;
+ do {
+ utime = cputime_add(utime, t->utime);
+ stime = cputime_add(stime, t->stime);
+ t = next_thread(t);
+ } while (t != tsk);
- /* Process with multiple threads */
- struct task_struct *tsk = current;
- struct task_struct *t;
+ cutime = tsk->signal->cutime;
+ cstime = tsk->signal->cstime;
+ spin_unlock_irq(&tsk->sighand->siglock);
- read_lock(&tasklist_lock);
- utime = tsk->signal->utime;
- stime = tsk->signal->stime;
- t = tsk;
- do {
- utime = cputime_add(utime, t->utime);
- stime = cputime_add(stime, t->stime);
- t = next_thread(t);
- } while (t != tsk);
-
- /*
- * While we have tasklist_lock read-locked, no dying thread
- * can be updating current->signal->[us]time. Instead,
- * we got their counts included in the live thread loop.
- * However, another thread can come in right now and
- * do a wait call that updates current->signal->c[us]time.
- * To make sure we always see that pair updated atomically,
- * we take the siglock around fetching them.
- */
- spin_lock_irq(&tsk->sighand->siglock);
- cutime = tsk->signal->cutime;
- cstime = tsk->signal->cstime;
- spin_unlock_irq(&tsk->sighand->siglock);
- read_unlock(&tasklist_lock);
- }
tmp.tms_utime = cputime_to_clock_t(utime);
tmp.tms_stime = cputime_to_clock_t(stime);
tmp.tms_cutime = cputime_to_clock_t(cutime);
diff --git a/sound/oss/dmasound/dmasound_awacs.c b/sound/oss/dmasound/dmasound_awacs.c
index 3bbc810..c8e2103 100644
--- a/sound/oss/dmasound/dmasound_awacs.c
+++ b/sound/oss/dmasound/dmasound_awacs.c
@@ -2814,7 +2814,7 @@
struct device_node *io = NULL, *info = NULL;
int vol, res;
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return -ENODEV;
awacs_subframe = 0;
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index aa57170..f0794ef 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -869,7 +869,7 @@
u32 layout_id = 0;
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return -ENODEV;
chip->subframe = 0;