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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
2# parisc/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies. Remember to do have actions
6# for "archclean" and "archdep" for cleaning up and making dependencies for
7# this architecture
8#
9# This file is subject to the terms and conditions of the GNU General Public
10# License. See the file "COPYING" in the main directory of this archive
11# for more details.
12#
13# Copyright (C) 1994 by Linus Torvalds
14# Portions Copyright (C) 1999 The Puffin Group
15#
16# Modified for PA-RISC Linux by Paul Lahaie, Alex deVries,
17# Mike Shaver, Helge Deller and Martin K. Petersen
18#
Adrian Bunkc04f7ae2008-02-26 21:55:17 +020019
20KBUILD_DEFCONFIG := default_defconfig
21
Linus Torvalds1da177e2005-04-16 15:20:36 -070022NM = sh $(srctree)/arch/parisc/nm
23CHECKFLAGS += -D__hppa__=1
24
Kyle McMartin991b7d62007-10-18 13:54:51 -070025MACHINE := $(shell uname -m)
26ifeq ($(MACHINE),parisc*)
27NATIVE := 1
28endif
29
Linus Torvalds1da177e2005-04-16 15:20:36 -070030ifdef CONFIG_64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -070031UTS_MACHINE := parisc64
32CHECKFLAGS += -D__LP64__=1 -m64
Kyle McMartin991b7d62007-10-18 13:54:51 -070033WIDTH := 64
34CROSS_COMPILE := hppa64-linux-gnu-
35else # 32-bit
36WIDTH :=
Linus Torvalds1da177e2005-04-16 15:20:36 -070037endif
38
Kyle McMartin991b7d62007-10-18 13:54:51 -070039# attempt to help out folks who are cross-compiling
40ifeq ($(NATIVE),1)
41CROSS_COMPILE := hppa$(WIDTH)-linux-
42endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070043
44OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
45
46cflags-y := -pipe
47
48# These flags should be implied by an hppa-linux configuration, but they
49# are not in gcc 3.2.
50cflags-y += -mno-space-regs -mfast-indirect-calls
51
52# Currently we save and restore fpregs on all kernel entry/interruption paths.
53# If that gets optimized, we might need to disable the use of fpregs in the
54# kernel.
Randolph Chungfa681a12005-10-21 22:48:34 -040055cflags-y += -mdisable-fpregs
Linus Torvalds1da177e2005-04-16 15:20:36 -070056
57# Without this, "ld -r" results in .text sections that are too big
58# (> 0x40000) for branches to reach stubs.
Helge Dellerd75f0542009-02-09 00:43:36 +010059ifndef CONFIG_FUNCTION_TRACER
60 cflags-y += -ffunction-sections
61endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070062
63# select which processor to optimise for
64cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
65cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
66cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
67cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
68cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
69
70head-y := arch/parisc/kernel/head.o
71
Sam Ravnborga0f97e02007-10-14 22:21:35 +020072KBUILD_CFLAGS += $(cflags-y)
Linus Torvalds1da177e2005-04-16 15:20:36 -070073
74kernel-y := mm/ kernel/ math-emu/ kernel/init_task.o
75kernel-$(CONFIG_HPUX) += hpux/
76
77core-y += $(addprefix arch/parisc/, $(kernel-y))
Kyle McMartin9d292132007-11-28 02:07:35 -050078libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name`
Linus Torvalds1da177e2005-04-16 15:20:36 -070079
80drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
81
Kyle McMartin6525ee52008-12-08 09:43:08 +000082PALO := $(shell if (which palo 2>&1); then : ; \
Kyle McMartin5feb4f32007-10-18 15:09:59 -070083 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
84 fi)
85
Kyle McMartinf67d4032007-10-20 09:31:33 -070086PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
87 else echo $(obj)/palo.conf; \
88 fi)
89
Kyle McMartin5feb4f32007-10-18 15:09:59 -070090palo: vmlinux
Kyle McMartinf67d4032007-10-20 09:31:33 -070091 @if test ! -x "$(PALO)"; then \
Kyle McMartin5feb4f32007-10-18 15:09:59 -070092 echo 'ERROR: Please install palo first (apt-get install palo)';\
93 echo 'or build it from source and install it somewhere in your $$PATH';\
94 false; \
95 fi
Kyle McMartinf67d4032007-10-20 09:31:33 -070096 @if test ! -f "$(PALOCONF)"; then \
97 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
98 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
Kyle McMartin5feb4f32007-10-18 15:09:59 -070099 echo 'You should check it and re-run "make palo".'; \
100 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
101 false; \
102 fi
Kyle McMartinf67d4032007-10-20 09:31:33 -0700103 $(PALO) -f $(PALOCONF)
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700104
Kyle McMartin991b7d62007-10-18 13:54:51 -0700105# Shorthands for known targets not supported by parisc, use vmlinux as default
106Image zImage bzImage: vmlinux
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107
108kernel_install: vmlinux
109 sh $(src)/arch/parisc/install.sh \
110 $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)"
111
112install: kernel_install modules_install
113
Sam Ravnborg0013a852005-09-09 20:57:26 +0200114CLEAN_FILES += lifimage
Linus Torvalds1da177e2005-04-16 15:20:36 -0700115MRPROPER_FILES += palo.conf
116
117define archhelp
118 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700119 @echo ' palo - Bootable image (./lifimage)'
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120 @echo ' install - Install kernel using'
121 @echo ' (your) ~/bin/installkernel or'
122 @echo ' (distribution) /sbin/installkernel or'
123 @echo ' copy to $$(INSTALL_PATH)'
124endef
Kyle McMartin991b7d62007-10-18 13:54:51 -0700125
126# we require gcc 3.3 or above to compile the kernel
127archprepare: checkbin
128checkbin:
129 @if test "$(call cc-version)" -lt "0303"; then \
130 echo -n "Sorry, GCC v3.3 or above is required to build " ; \
131 echo "the kernel." ; \
132 false ; \
133 fi