Bastian Blank | 761b602 | 2009-01-04 23:03:10 -0800 | [diff] [blame] | 1 | config 64BIT |
| 2 | bool "64-bit kernel" if ARCH = "sparc" |
| 3 | default ARCH = "sparc64" |
| 4 | help |
| 5 | SPARC is a family of RISC microprocessors designed and marketed by |
| 6 | Sun Microsystems, incorporated. They are very widely found in Sun |
| 7 | workstations and clones. |
| 8 | |
| 9 | Say yes to build a 64-bit kernel - formerly known as sparc64 |
| 10 | Say no to build a 32-bit kernel - formerly known as sparc |
| 11 | |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 12 | config SPARC |
| 13 | bool |
| 14 | default y |
Stephen Rothwell | 7b14c64 | 2010-06-29 12:44:50 +1000 | [diff] [blame] | 15 | select OF |
Andres Salomon | 3cfc535 | 2010-10-10 21:42:33 -0600 | [diff] [blame] | 16 | select OF_PROMTREE |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 17 | select HAVE_IDE |
| 18 | select HAVE_OPROFILE |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 19 | select HAVE_ARCH_KGDB if !SMP || SPARC64 |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 20 | select HAVE_ARCH_TRACEHOOK |
Catalin Marinas | 7ac57a8 | 2012-10-08 16:28:16 -0700 | [diff] [blame] | 21 | select SYSCTL_EXCEPTION_TRACE |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 22 | select ARCH_WANT_OPTIONAL_GPIOLIB |
David S. Miller | 193d2aa | 2012-11-09 19:37:59 -0800 | [diff] [blame] | 23 | select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 24 | select RTC_CLASS |
| 25 | select RTC_DRV_M48T59 |
FUJITA Tomonori | 02f7a18 | 2009-08-10 11:53:13 +0900 | [diff] [blame] | 26 | select HAVE_DMA_ATTRS |
FUJITA Tomonori | 451d740 | 2009-08-10 11:53:17 +0900 | [diff] [blame] | 27 | select HAVE_DMA_API_DEBUG |
Steven Rostedt | 46eb3b6 | 2010-09-22 23:10:23 -0400 | [diff] [blame] | 28 | select HAVE_ARCH_JUMP_LABEL |
Sam Ravnborg | 6baa9b2 | 2011-04-18 11:25:44 +0000 | [diff] [blame] | 29 | select GENERIC_IRQ_SHOW |
Will Deacon | c1d7e01 | 2012-07-30 14:42:46 -0700 | [diff] [blame] | 30 | select ARCH_WANT_IPC_PARSE_VERSION |
Daniel Hellstrom | d6d0481 | 2011-05-02 00:08:51 +0000 | [diff] [blame] | 31 | select USE_GENERIC_SMP_HELPERS if SMP |
Michael S. Tsirkin | a21a2fd | 2011-11-24 21:10:12 +0200 | [diff] [blame] | 32 | select GENERIC_PCI_IOMAP |
Cong Wang | d314d74 | 2012-03-23 15:01:51 -0700 | [diff] [blame] | 33 | select HAVE_NMI_WATCHDOG if SPARC64 |
Sam Ravnborg | e47b65b | 2012-05-21 20:45:37 +0200 | [diff] [blame] | 34 | select HAVE_BPF_JIT |
Catalin Marinas | 9b2a60c | 2012-10-08 16:28:13 -0700 | [diff] [blame] | 35 | select HAVE_DEBUG_BUGVERBOSE |
Thomas Gleixner | f0a2bc7 | 2012-04-20 13:05:56 +0000 | [diff] [blame] | 36 | select GENERIC_SMP_IDLE_THREAD |
Anna-Maria Gleixner | ded1cc5 | 2012-05-18 16:45:54 +0000 | [diff] [blame] | 37 | select GENERIC_CMOS_UPDATE |
Linus Torvalds | c7523a7c | 2012-05-24 13:29:46 -0700 | [diff] [blame] | 38 | select GENERIC_CLOCKEVENTS |
David S. Miller | 2922585 | 2012-05-24 13:12:28 -0700 | [diff] [blame] | 39 | select GENERIC_STRNCPY_FROM_USER |
David Miller | 2c66f62 | 2012-05-26 11:14:27 -0700 | [diff] [blame] | 40 | select GENERIC_STRNLEN_USER |
David Howells | 786d35d | 2012-09-28 14:31:03 +0930 | [diff] [blame] | 41 | select MODULES_USE_ELF_RELA |
Al Viro | eaca6ea | 2012-11-25 23:12:10 -0500 | [diff] [blame] | 42 | select ODD_RT_SIGACTION |
Al Viro | 52ad6b3 | 2012-12-25 16:18:10 -0500 | [diff] [blame] | 43 | select OLD_SIGSUSPEND |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 44 | |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 45 | config SPARC32 |
Bastian Blank | 761b602 | 2009-01-04 23:03:10 -0800 | [diff] [blame] | 46 | def_bool !64BIT |
Sam Ravnborg | aea1181 | 2011-12-27 21:46:53 +0100 | [diff] [blame] | 47 | select GENERIC_ATOMIC64 |
David Miller | c6df4b1 | 2012-02-02 00:17:54 +0200 | [diff] [blame] | 48 | select CLZ_TAB |
Catalin Marinas | af1839e | 2012-10-08 16:28:08 -0700 | [diff] [blame] | 49 | select HAVE_UID16 |
Al Viro | a274bd4 | 2012-12-25 19:18:40 -0500 | [diff] [blame] | 50 | select OLD_SIGACTION |
Sam Ravnborg | 35da3e3 | 2008-11-15 13:40:12 -0800 | [diff] [blame] | 51 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 52 | config SPARC64 |
Bastian Blank | 761b602 | 2009-01-04 23:03:10 -0800 | [diff] [blame] | 53 | def_bool 64BIT |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 54 | select HAVE_FUNCTION_TRACER |
David S. Miller | 9960e9e | 2010-04-07 04:41:33 -0700 | [diff] [blame] | 55 | select HAVE_FUNCTION_GRAPH_TRACER |
| 56 | select HAVE_FUNCTION_GRAPH_FP_TEST |
David S. Miller | 63b7549 | 2010-04-12 22:35:24 -0700 | [diff] [blame] | 57 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 58 | select HAVE_KRETPROBES |
| 59 | select HAVE_KPROBES |
David S. Miller | 4a0100f | 2011-07-25 17:12:21 -0700 | [diff] [blame] | 60 | select HAVE_RCU_TABLE_FREE if SMP |
Yinghai Lu | 95f72d1 | 2010-07-12 14:36:09 +1000 | [diff] [blame] | 61 | select HAVE_MEMBLOCK |
Tejun Heo | 2a4814d | 2011-12-08 10:22:08 -0800 | [diff] [blame] | 62 | select HAVE_MEMBLOCK_NODE_MAP |
David S. Miller | b9156eb | 2013-02-13 12:15:08 -0800 | [diff] [blame] | 63 | select HAVE_ARCH_TRANSPARENT_HUGEPAGE |
David S. Miller | 9be12f9 | 2009-06-13 01:03:24 -0700 | [diff] [blame] | 64 | select HAVE_DYNAMIC_FTRACE |
| 65 | select HAVE_FTRACE_MCOUNT_RECORD |
David S. Miller | c658ad1 | 2009-12-11 00:44:47 -0800 | [diff] [blame] | 66 | select HAVE_SYSCALL_TRACEPOINTS |
Catalin Marinas | b69ec42 | 2012-10-08 16:28:11 -0700 | [diff] [blame] | 67 | select HAVE_DEBUG_KMEMLEAK |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 68 | select RTC_DRV_CMOS |
| 69 | select RTC_DRV_BQ4802 |
| 70 | select RTC_DRV_SUN4V |
| 71 | select RTC_DRV_STARFIRE |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 72 | select HAVE_PERF_EVENTS |
Peter Zijlstra | 906010b | 2009-09-21 16:08:49 +0200 | [diff] [blame] | 73 | select PERF_USE_VMALLOC |
Thomas Gleixner | fcd8d4f | 2011-03-24 09:03:45 +0100 | [diff] [blame] | 74 | select IRQ_PREFLOW_FASTEOI |
Huang Ying | df013ff | 2011-07-13 13:14:22 +0800 | [diff] [blame] | 75 | select ARCH_HAVE_NMI_SAFE_CMPXCHG |
David S. Miller | 178a296 | 2011-08-15 14:45:17 -0700 | [diff] [blame] | 76 | select HAVE_C_RECORDMCOUNT |
David S. Miller | 625d693 | 2012-04-25 13:13:43 -0700 | [diff] [blame] | 77 | select NO_BOOTMEM |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 78 | |
Sam Ravnborg | 5e53879 | 2008-12-02 23:17:12 -0800 | [diff] [blame] | 79 | config ARCH_DEFCONFIG |
| 80 | string |
| 81 | default "arch/sparc/configs/sparc32_defconfig" if SPARC32 |
| 82 | default "arch/sparc/configs/sparc64_defconfig" if SPARC64 |
| 83 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 84 | config IOMMU_HELPER |
| 85 | bool |
| 86 | default y if SPARC64 |
| 87 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 88 | config STACKTRACE_SUPPORT |
| 89 | bool |
| 90 | default y if SPARC64 |
| 91 | |
| 92 | config LOCKDEP_SUPPORT |
| 93 | bool |
| 94 | default y if SPARC64 |
| 95 | |
David S. Miller | 6a5726d | 2008-11-28 01:19:41 -0800 | [diff] [blame] | 96 | config HAVE_LATENCYTOP_SUPPORT |
| 97 | bool |
| 98 | default y if SPARC64 |
| 99 | |
Tkhai Kirill | bdde6b3 | 2013-03-19 15:11:07 +0000 | [diff] [blame] | 100 | config ARCH_HIBERNATION_POSSIBLE |
| 101 | def_bool y if SPARC64 |
| 102 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 103 | config AUDIT_ARCH |
| 104 | bool |
David S. Miller | 7e7e93a | 2008-12-05 22:18:40 -0800 | [diff] [blame] | 105 | default y |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 106 | |
| 107 | config HAVE_SETUP_PER_CPU_AREA |
| 108 | def_bool y if SPARC64 |
| 109 | |
Tejun Heo | bcb2107 | 2009-08-14 15:00:53 +0900 | [diff] [blame] | 110 | config NEED_PER_CPU_EMBED_FIRST_CHUNK |
David S. Miller | 4fd78a5 | 2009-04-08 20:32:02 -0700 | [diff] [blame] | 111 | def_bool y if SPARC64 |
| 112 | |
Tejun Heo | a70c691 | 2009-09-24 18:18:55 +0900 | [diff] [blame] | 113 | config NEED_PER_CPU_PAGE_FIRST_CHUNK |
| 114 | def_bool y if SPARC64 |
| 115 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | config MMU |
| 117 | bool |
| 118 | default y |
| 119 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 120 | config HIGHMEM |
| 121 | bool |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 122 | default y if SPARC32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | |
Christoph Lameter | 5ac6da6 | 2007-02-10 01:43:14 -0800 | [diff] [blame] | 124 | config ZONE_DMA |
| 125 | bool |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 126 | default y if SPARC32 |
Christoph Lameter | 5ac6da6 | 2007-02-10 01:43:14 -0800 | [diff] [blame] | 127 | |
FUJITA Tomonori | d15b51b | 2010-03-10 15:23:28 -0800 | [diff] [blame] | 128 | config NEED_DMA_MAP_STATE |
| 129 | def_bool y |
| 130 | |
FUJITA Tomonori | 18e9830 | 2010-05-26 14:44:32 -0700 | [diff] [blame] | 131 | config NEED_SG_DMA_LENGTH |
| 132 | def_bool y |
| 133 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | config GENERIC_ISA_DMA |
| 135 | bool |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 136 | default y if SPARC32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | |
Akinobu Mita | 6a11f75 | 2009-03-31 15:23:17 -0700 | [diff] [blame] | 138 | config ARCH_SUPPORTS_DEBUG_PAGEALLOC |
| 139 | def_bool y if SPARC64 |
| 140 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | source "init/Kconfig" |
| 142 | |
Matt Helsley | dc52ddc | 2008-10-18 20:27:21 -0700 | [diff] [blame] | 143 | source "kernel/Kconfig.freezer" |
| 144 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 145 | menu "Processor type and features" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | config SMP |
David S. Miller | 6b7679d | 2012-05-11 21:01:47 -0700 | [diff] [blame] | 148 | bool "Symmetric multi-processing support" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 149 | ---help--- |
| 150 | This enables support for systems with more than one CPU. If you have |
| 151 | a system with only one CPU, say N. If you have a system with more |
| 152 | than one CPU, say Y. |
| 153 | |
| 154 | If you say N here, the kernel will run on single and multiprocessor |
| 155 | machines, but will use only one CPU of a multiprocessor machine. If |
| 156 | you say Y here, the kernel will run on many, but not all, |
| 157 | singleprocessor machines. On a singleprocessor machine, the kernel |
| 158 | will run faster if you say N here. |
| 159 | |
| 160 | People using multiprocessor machines who say Y here should also say |
| 161 | Y to "Enhanced Real Time Clock Support", below. The "Advanced Power |
| 162 | Management" code will be disabled if you say Y here. |
| 163 | |
Adrian Bunk | 03502fa | 2008-02-03 15:50:21 +0200 | [diff] [blame] | 164 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
| 165 | available at <http://www.tldp.org/docs.html#howto>. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | |
| 167 | If you don't know what to do here, say N. |
| 168 | |
| 169 | config NR_CPUS |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 170 | int "Maximum number of CPUs" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | depends on SMP |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 172 | range 2 32 if SPARC32 |
| 173 | range 2 1024 if SPARC64 |
| 174 | default 32 if SPARC32 |
| 175 | default 64 if SPARC64 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 177 | source kernel/Kconfig.hz |
| 178 | |
| 179 | config RWSEM_GENERIC_SPINLOCK |
| 180 | bool |
| 181 | default y if SPARC32 |
| 182 | |
| 183 | config RWSEM_XCHGADD_ALGORITHM |
| 184 | bool |
| 185 | default y if SPARC64 |
| 186 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 187 | config GENERIC_HWEIGHT |
| 188 | bool |
Paul Bolle | e0b20296 | 2013-03-12 21:35:19 +0100 | [diff] [blame] | 189 | default y |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 190 | |
| 191 | config GENERIC_CALIBRATE_DELAY |
| 192 | bool |
| 193 | default y |
| 194 | |
| 195 | config ARCH_MAY_HAVE_PC_FDC |
| 196 | bool |
| 197 | default y |
| 198 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 199 | config EMULATED_CMPXCHG |
| 200 | bool |
| 201 | default y if SPARC32 |
| 202 | help |
| 203 | Sparc32 does not have a CAS instruction like sparc64. cmpxchg() |
| 204 | is emulated, and therefore it is not completely atomic. |
| 205 | |
Sam Ravnborg | d670bd4 | 2008-12-03 03:08:37 -0800 | [diff] [blame] | 206 | # Makefile helpers |
| 207 | config SPARC32_SMP |
| 208 | bool |
| 209 | default y |
| 210 | depends on SPARC32 && SMP |
| 211 | |
| 212 | config SPARC64_SMP |
| 213 | bool |
| 214 | default y |
| 215 | depends on SPARC64 && SMP |
| 216 | |
David S. Miller | c57ec52 | 2009-11-27 17:33:43 -0800 | [diff] [blame] | 217 | config EARLYFB |
| 218 | bool "Support for early boot text console" |
| 219 | default y |
| 220 | depends on SPARC64 |
| 221 | help |
| 222 | Say Y here to enable a faster early framebuffer boot console. |
| 223 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 224 | config SECCOMP |
| 225 | bool "Enable seccomp to safely compute untrusted bytecode" |
| 226 | depends on SPARC64 && PROC_FS |
| 227 | default y |
| 228 | help |
| 229 | This kernel feature is useful for number crunching applications |
| 230 | that may need to compute untrusted bytecode during their |
| 231 | execution. By using pipes or other transports made available to |
| 232 | the process as file descriptors supporting the read/write |
| 233 | syscalls, it's possible to isolate those applications in |
| 234 | their own address space using seccomp. Once seccomp is |
| 235 | enabled via /proc/<pid>/seccomp, it cannot be disabled |
| 236 | and the task is only allowed to execute a few safe syscalls |
| 237 | defined by each seccomp mode. |
| 238 | |
| 239 | If unsure, say Y. Only embedded should say N here. |
| 240 | |
| 241 | config HOTPLUG_CPU |
| 242 | bool "Support for hot-pluggable CPUs" |
| 243 | depends on SPARC64 && SMP |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 244 | help |
| 245 | Say Y here to experiment with turning CPUs off and on. CPUs |
| 246 | can be controlled through /sys/devices/system/cpu/cpu#. |
| 247 | Say N if you want to disable CPU hotplug. |
| 248 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 249 | if SPARC64 |
| 250 | source "drivers/cpufreq/Kconfig" |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 251 | endif |
| 252 | |
| 253 | config US3_MC |
| 254 | tristate "UltraSPARC-III Memory Controller driver" |
| 255 | depends on SPARC64 |
| 256 | default y |
| 257 | help |
| 258 | This adds a driver for the UltraSPARC-III memory controller. |
| 259 | Loading this driver allows exact mnemonic strings to be |
| 260 | printed in the event of a memory error, so that the faulty DIMM |
| 261 | on the motherboard can be matched to the error. |
| 262 | |
| 263 | If in doubt, say Y, as this information can be very useful. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 264 | |
| 265 | # Global things across all Sun machines. |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 266 | config GENERIC_LOCKBREAK |
| 267 | bool |
| 268 | default y |
| 269 | depends on SPARC64 && SMP && PREEMPT |
| 270 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 271 | config NUMA |
| 272 | bool "NUMA support" |
| 273 | depends on SPARC64 && SMP |
| 274 | |
| 275 | config NODES_SHIFT |
| 276 | int |
| 277 | default "4" |
| 278 | depends on NEED_MULTIPLE_NODES |
| 279 | |
| 280 | # Some NUMA nodes have memory ranges that span |
| 281 | # other nodes. Even though a pfn is valid and |
| 282 | # between a node's start and end pfns, it may not |
| 283 | # reside on that node. See memmap_init_zone() |
| 284 | # for details. |
| 285 | config NODES_SPAN_OTHER_NODES |
| 286 | def_bool y |
| 287 | depends on NEED_MULTIPLE_NODES |
| 288 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 289 | config ARCH_SELECT_MEMORY_MODEL |
| 290 | def_bool y if SPARC64 |
| 291 | |
| 292 | config ARCH_SPARSEMEM_ENABLE |
| 293 | def_bool y if SPARC64 |
| 294 | select SPARSEMEM_VMEMMAP_ENABLE |
| 295 | |
| 296 | config ARCH_SPARSEMEM_DEFAULT |
| 297 | def_bool y if SPARC64 |
| 298 | |
| 299 | source "mm/Kconfig" |
| 300 | |
Tkhai Kirill | bdde6b3 | 2013-03-19 15:11:07 +0000 | [diff] [blame] | 301 | if SPARC64 |
| 302 | source "kernel/power/Kconfig" |
| 303 | endif |
| 304 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 305 | config SCHED_SMT |
| 306 | bool "SMT (Hyperthreading) scheduler support" |
| 307 | depends on SPARC64 && SMP |
| 308 | default y |
| 309 | help |
| 310 | SMT scheduler support improves the CPU scheduler's decision making |
| 311 | when dealing with SPARC cpus at a cost of slightly increased overhead |
| 312 | in some places. If unsure say N here. |
| 313 | |
| 314 | config SCHED_MC |
| 315 | bool "Multi-core scheduler support" |
| 316 | depends on SPARC64 && SMP |
| 317 | default y |
| 318 | help |
| 319 | Multi-core scheduler support improves the CPU scheduler's decision |
| 320 | making when dealing with multi-core CPU chips at a cost of slightly |
| 321 | increased overhead in some places. If unsure say N here. |
| 322 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 323 | source "kernel/Kconfig.preempt" |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 324 | |
| 325 | config CMDLINE_BOOL |
| 326 | bool "Default bootloader kernel arguments" |
| 327 | depends on SPARC64 |
| 328 | |
| 329 | config CMDLINE |
| 330 | string "Initial kernel command string" |
| 331 | depends on CMDLINE_BOOL |
| 332 | default "console=ttyS0,9600 root=/dev/sda1" |
| 333 | help |
| 334 | Say Y here if you want to be able to pass default arguments to |
| 335 | the kernel. This will be overridden by the bootloader, if you |
| 336 | use one (such as SILO). This is most useful if you want to boot |
| 337 | a kernel from TFTP, and want default options to be available |
| 338 | with having them passed on the command line. |
| 339 | |
| 340 | NOTE: This option WILL override the PROM bootargs setting! |
| 341 | |
| 342 | config SUN_PM |
| 343 | bool |
| 344 | default y if SPARC32 |
| 345 | help |
| 346 | Enable power management and CPU standby features on supported |
| 347 | SPARC platforms. |
| 348 | |
| 349 | config SPARC_LED |
| 350 | tristate "Sun4m LED driver" |
| 351 | depends on SPARC32 |
| 352 | help |
| 353 | This driver toggles the front-panel LED on sun4m systems |
| 354 | in a user-specifiable manner. Its state can be probed |
| 355 | by reading /proc/led and its blinking mode can be changed |
| 356 | via writes to /proc/led |
| 357 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 358 | config SERIAL_CONSOLE |
| 359 | bool |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 360 | depends on SPARC32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 361 | default y |
| 362 | ---help--- |
| 363 | If you say Y here, it will be possible to use a serial port as the |
| 364 | system console (the system console is the device which receives all |
| 365 | kernel messages and warnings and which allows logins in single user |
| 366 | mode). This could be useful if some terminal or printer is connected |
| 367 | to that serial port. |
| 368 | |
| 369 | Even if you say Y here, the currently visible virtual console |
| 370 | (/dev/tty0) will still be used as the system console by default, but |
| 371 | you can alter that using a kernel command line option such as |
| 372 | "console=ttyS1". (Try "man bootparam" or see the documentation of |
| 373 | your boot loader (silo) about how to pass options to the kernel at |
| 374 | boot time.) |
| 375 | |
| 376 | If you don't have a graphics card installed and you say Y here, the |
| 377 | kernel will automatically use the first serial line, /dev/ttyS0, as |
| 378 | system console. |
| 379 | |
| 380 | If unsure, say N. |
| 381 | |
Konrad Eisele | 5213a78 | 2009-08-17 00:13:29 +0000 | [diff] [blame] | 382 | config SPARC_LEON |
| 383 | bool "Sparc Leon processor family" |
| 384 | depends on SPARC32 |
Florian Fainelli | 9296d94 | 2013-04-09 14:29:26 +0200 | [diff] [blame] | 385 | select USB_EHCI_BIG_ENDIAN_MMIO |
| 386 | select USB_EHCI_BIG_ENDIAN_DESC |
Konrad Eisele | 5213a78 | 2009-08-17 00:13:29 +0000 | [diff] [blame] | 387 | ---help--- |
| 388 | If you say Y here if you are running on a SPARC-LEON processor. |
| 389 | The LEON processor is a synthesizable VHDL model of the |
| 390 | SPARC-v8 standard. LEON is part of the GRLIB collection of |
| 391 | IP cores that are distributed under GPL. GRLIB can be downloaded |
| 392 | from www.gaisler.com. You can download a sparc-linux cross-compilation |
| 393 | toolchain at www.gaisler.com. |
| 394 | |
Daniel Hellstrom | 684151a | 2011-01-26 06:36:35 +0000 | [diff] [blame] | 395 | if SPARC_LEON |
| 396 | menu "U-Boot options" |
| 397 | |
| 398 | config UBOOT_LOAD_ADDR |
| 399 | hex "uImage Load Address" |
| 400 | default 0x40004000 |
| 401 | ---help--- |
| 402 | U-Boot kernel load address, the address in physical address space |
| 403 | where u-boot will place the Linux kernel before booting it. |
| 404 | This address is normally the base address of main memory + 0x4000. |
| 405 | |
| 406 | config UBOOT_FLASH_ADDR |
| 407 | hex "uImage.o Load Address" |
| 408 | default 0x00080000 |
| 409 | ---help--- |
| 410 | Optional setting only affecting the uImage.o ELF-image used to |
| 411 | download the uImage file to the target using a ELF-loader other than |
| 412 | U-Boot. It may for example be used to download an uImage to FLASH with |
| 413 | the GRMON utility before even starting u-boot. |
| 414 | |
| 415 | config UBOOT_ENTRY_ADDR |
| 416 | hex "uImage Entry Address" |
| 417 | default 0xf0004000 |
| 418 | ---help--- |
| 419 | Do not change this unless you know what you're doing. This is |
| 420 | hardcoded by the SPARC32 and LEON port. |
| 421 | |
| 422 | This is the virtual address u-boot jumps to when booting the Linux |
| 423 | Kernel. |
| 424 | |
| 425 | endmenu |
| 426 | endif |
| 427 | |
Sam Ravnborg | 4b27e0e | 2008-11-15 13:44:31 -0800 | [diff] [blame] | 428 | endmenu |
| 429 | |
| 430 | menu "Bus options (PCI etc.)" |
Sam Ravnborg | 4b27e0e | 2008-11-15 13:44:31 -0800 | [diff] [blame] | 431 | config SBUS |
| 432 | bool |
| 433 | default y |
| 434 | |
| 435 | config SBUSCHAR |
| 436 | bool |
| 437 | default y |
| 438 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 439 | config SUN_LDOMS |
| 440 | bool "Sun Logical Domains support" |
| 441 | depends on SPARC64 |
| 442 | help |
| 443 | Say Y here is you want to support virtual devices via |
| 444 | Logical Domains. |
| 445 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 446 | config PCI |
| 447 | bool "Support for PCI and PS/2 keyboard/mouse" |
| 448 | help |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 449 | Find out whether your system includes a PCI bus. PCI is the name of |
| 450 | a bus system, i.e. the way the CPU talks to the other stuff inside |
| 451 | your box. If you say Y here, the kernel will include drivers and |
| 452 | infrastructure code to support PCI bus devices. |
| 453 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | CONFIG_PCI is needed for all JavaStation's (including MrCoffee), |
| 455 | CP-1200, JavaEngine-1, Corona, Red October, and Serengeti SGSC. |
| 456 | All of these platforms are extremely obscure, so say N if unsure. |
| 457 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 458 | config PCI_DOMAINS |
| 459 | def_bool PCI if SPARC64 |
| 460 | |
Matthew Wilcox | 36e2359 | 2007-07-10 10:54:40 -0600 | [diff] [blame] | 461 | config PCI_SYSCALL |
| 462 | def_bool PCI |
| 463 | |
Daniel Hellstrom | cfe3af5 | 2011-05-23 21:04:46 +0000 | [diff] [blame] | 464 | config PCIC_PCI |
| 465 | bool |
David S. Miller | 8c47f8d | 2011-06-02 22:49:11 -0700 | [diff] [blame] | 466 | depends on PCI && SPARC32 && !SPARC_LEON |
Daniel Hellstrom | cfe3af5 | 2011-05-23 21:04:46 +0000 | [diff] [blame] | 467 | default y |
| 468 | |
Daniel Hellstrom | 26893c1 | 2011-05-23 21:04:47 +0000 | [diff] [blame] | 469 | config LEON_PCI |
| 470 | bool |
| 471 | depends on PCI && SPARC_LEON |
| 472 | default y |
| 473 | |
Daniel Hellstrom | d865010 | 2013-03-05 07:03:30 +0000 | [diff] [blame] | 474 | config SPARC_GRPCI1 |
| 475 | bool "GRPCI Host Bridge Support" |
| 476 | depends on LEON_PCI |
| 477 | default y |
| 478 | help |
| 479 | Say Y here to include the GRPCI Host Bridge Driver. The GRPCI |
| 480 | PCI host controller is typically found in GRLIB SPARC32/LEON |
| 481 | systems. The driver has one property (all_pci_errors) controlled |
| 482 | from the bootloader that makes the GRPCI to generate interrupts |
| 483 | on detected PCI Parity and System errors. |
| 484 | |
Daniel Hellstrom | 1ab0a67 | 2013-03-05 07:04:21 +0000 | [diff] [blame] | 485 | config SPARC_GRPCI2 |
Daniel Hellstrom | 5d07b78 | 2011-05-23 21:04:48 +0000 | [diff] [blame] | 486 | bool "GRPCI2 Host Bridge Support" |
| 487 | depends on LEON_PCI |
| 488 | default y |
| 489 | help |
| 490 | Say Y here to include the GRPCI2 Host Bridge Driver. |
| 491 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 492 | source "drivers/pci/Kconfig" |
| 493 | |
David S. Miller | c6afec5 | 2008-11-23 21:50:16 -0800 | [diff] [blame] | 494 | source "drivers/pcmcia/Kconfig" |
| 495 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 496 | config SUN_OPENPROMFS |
| 497 | tristate "Openprom tree appears in /proc/openprom" |
| 498 | help |
| 499 | If you say Y, the OpenPROM device tree will be available as a |
| 500 | virtual file system, which you can mount to /proc/openprom by "mount |
| 501 | -t openpromfs none /proc/openprom". |
| 502 | |
| 503 | To compile the /proc/openprom support as a module, choose M here: the |
| 504 | module will be called openpromfs. |
| 505 | |
| 506 | Only choose N if you know in advance that you will not need to modify |
| 507 | OpenPROM settings on the running system. |
| 508 | |
Paul Bolle | 1cb85e8 | 2011-10-24 13:38:16 +0200 | [diff] [blame] | 509 | # Makefile helper |
Sam Ravnborg | d670bd4 | 2008-12-03 03:08:37 -0800 | [diff] [blame] | 510 | config SPARC64_PCI |
| 511 | bool |
| 512 | default y |
| 513 | depends on SPARC64 && PCI |
William Lee Irwin III | 30aaa80 | 2005-06-23 00:10:18 -0700 | [diff] [blame] | 514 | |
| 515 | endmenu |
| 516 | |
Sam Ravnborg | 12e271a | 2008-11-15 13:43:49 -0800 | [diff] [blame] | 517 | menu "Executable file formats" |
| 518 | |
| 519 | source "fs/Kconfig.binfmt" |
| 520 | |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 521 | config COMPAT |
| 522 | bool |
| 523 | depends on SPARC64 |
| 524 | default y |
| 525 | select COMPAT_BINFMT_ELF |
Catalin Marinas | af1839e | 2012-10-08 16:28:08 -0700 | [diff] [blame] | 526 | select HAVE_UID16 |
Chris Metcalf | 48b25c4 | 2012-03-15 13:13:38 -0400 | [diff] [blame] | 527 | select ARCH_WANT_OLD_COMPAT_IPC |
Al Viro | a274bd4 | 2012-12-25 19:18:40 -0500 | [diff] [blame] | 528 | select COMPAT_OLD_SIGACTION |
Sam Ravnborg | 26b4c91 | 2008-11-16 20:01:17 -0800 | [diff] [blame] | 529 | |
| 530 | config SYSVIPC_COMPAT |
| 531 | bool |
| 532 | depends on COMPAT && SYSVIPC |
| 533 | default y |
| 534 | |
David Howells | 45de676 | 2012-05-11 10:56:56 +0100 | [diff] [blame] | 535 | config KEYS_COMPAT |
| 536 | def_bool y if COMPAT && KEYS |
| 537 | |
Sam Ravnborg | 12e271a | 2008-11-15 13:43:49 -0800 | [diff] [blame] | 538 | endmenu |
| 539 | |
Sam Ravnborg | d5950b4 | 2005-07-11 21:03:49 -0700 | [diff] [blame] | 540 | source "net/Kconfig" |
| 541 | |
William Lee Irwin III | 30aaa80 | 2005-06-23 00:10:18 -0700 | [diff] [blame] | 542 | source "drivers/Kconfig" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | source "drivers/sbus/char/Kconfig" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 546 | source "fs/Kconfig" |
| 547 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 548 | source "arch/sparc/Kconfig.debug" |
| 549 | |
| 550 | source "security/Kconfig" |
| 551 | |
| 552 | source "crypto/Kconfig" |
| 553 | |
| 554 | source "lib/Kconfig" |