Linux 2.6.25-rc4
[linux-2.6/next.git] / arch / parisc / Makefile
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2 # parisc/Makefile
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
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.
13 # Copyright (C) 1994 by Linus Torvalds
14 # Portions Copyright (C) 1999 The Puffin Group
16 # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries,
17 # Mike Shaver, Helge Deller and Martin K. Petersen
19 NM = sh $(srctree)/arch/parisc/nm
20 CHECKFLAGS += -D__hppa__=1
22 MACHINE := $(shell uname -m)
23 ifeq ($(MACHINE),parisc*)
24 NATIVE := 1
25 endif
27 ifdef CONFIG_64BIT
28 UTS_MACHINE := parisc64
29 CHECKFLAGS += -D__LP64__=1 -m64
30 WIDTH := 64
31 CROSS_COMPILE := hppa64-linux-gnu-
32 else # 32-bit
33 WIDTH :=
34 endif
36 # attempt to help out folks who are cross-compiling
37 ifeq ($(NATIVE),1)
38 CROSS_COMPILE := hppa$(WIDTH)-linux-
39 endif
41 OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
43 cflags-y := -pipe
45 # These flags should be implied by an hppa-linux configuration, but they
46 # are not in gcc 3.2.
47 cflags-y += -mno-space-regs -mfast-indirect-calls
49 # Currently we save and restore fpregs on all kernel entry/interruption paths.
50 # If that gets optimized, we might need to disable the use of fpregs in the
51 # kernel.
52 cflags-y += -mdisable-fpregs
54 # Without this, "ld -r" results in .text sections that are too big
55 # (> 0x40000) for branches to reach stubs.
56 cflags-y += -ffunction-sections
58 # select which processor to optimise for
59 cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
60 cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
61 cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
62 cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
63 cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
65 head-y := arch/parisc/kernel/head.o
67 KBUILD_CFLAGS += $(cflags-y)
69 kernel-y := mm/ kernel/ math-emu/ kernel/init_task.o
70 kernel-$(CONFIG_HPUX) += hpux/
72 core-y += $(addprefix arch/parisc/, $(kernel-y))
73 libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name`
75 drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
77 PALO := $(shell if which palo; then : ; \
78 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
79 fi)
81 PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
82 else echo $(obj)/palo.conf; \
83 fi)
85 palo: vmlinux
86 @if test ! -x "$(PALO)"; then \
87 echo 'ERROR: Please install palo first (apt-get install palo)';\
88 echo 'or build it from source and install it somewhere in your $$PATH';\
89 false; \
91 @if test ! -f "$(PALOCONF)"; then \
92 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
93 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
94 echo 'You should check it and re-run "make palo".'; \
95 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
96 false; \
98 $(PALO) -f $(PALOCONF)
100 # Shorthands for known targets not supported by parisc, use vmlinux as default
101 Image zImage bzImage: vmlinux
103 kernel_install: vmlinux
104 sh $(src)/arch/parisc/install.sh \
105 $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)"
107 install: kernel_install modules_install
109 CLEAN_FILES += lifimage
110 MRPROPER_FILES += palo.conf
112 define archhelp
113 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
114 @echo ' palo - Bootable image (./lifimage)'
115 @echo ' install - Install kernel using'
116 @echo ' (your) ~/bin/installkernel or'
117 @echo ' (distribution) /sbin/installkernel or'
118 @echo ' copy to $$(INSTALL_PATH)'
119 endef
121 # we require gcc 3.3 or above to compile the kernel
122 archprepare: checkbin
123 checkbin:
124 @if test "$(call cc-version)" -lt "0303"; then \
125 echo -n "Sorry, GCC v3.3 or above is required to build " ; \
126 echo "the kernel." ; \
127 false ; \