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1da177e4 LT |
1 | # |
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 | # | |
c04f7ae2 | 19 | |
594174d8 HD |
20 | KBUILD_IMAGE := vmlinuz |
21 | ||
c04f7ae2 AB |
22 | KBUILD_DEFCONFIG := default_defconfig |
23 | ||
1da177e4 LT |
24 | NM = sh $(srctree)/arch/parisc/nm |
25 | CHECKFLAGS += -D__hppa__=1 | |
4c01acc0 | 26 | LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) |
1da177e4 LT |
27 | |
28 | ifdef CONFIG_64BIT | |
1da177e4 LT |
29 | UTS_MACHINE := parisc64 |
30 | CHECKFLAGS += -D__LP64__=1 -m64 | |
6880b015 | 31 | CC_ARCHES = hppa64 |
991b7d6e | 32 | else # 32-bit |
6880b015 | 33 | CC_ARCHES = hppa hppa2.0 hppa1.1 |
1da177e4 LT |
34 | endif |
35 | ||
6880b015 HD |
36 | ifneq ($(SUBARCH),$(UTS_MACHINE)) |
37 | ifeq ($(CROSS_COMPILE),) | |
38 | CC_SUFFIXES = linux linux-gnu unknown-linux-gnu | |
39 | CROSS_COMPILE := $(call cc-cross-prefix, \ | |
40 | $(foreach a,$(CC_ARCHES), \ | |
41 | $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) | |
42 | endif | |
991b7d6e | 43 | endif |
1da177e4 LT |
44 | |
45 | OBJCOPY_FLAGS =-O binary -R .note -R .comment -S | |
46 | ||
47 | cflags-y := -pipe | |
48 | ||
49 | # These flags should be implied by an hppa-linux configuration, but they | |
50 | # are not in gcc 3.2. | |
51 | cflags-y += -mno-space-regs -mfast-indirect-calls | |
52 | ||
53 | # Currently we save and restore fpregs on all kernel entry/interruption paths. | |
54 | # If that gets optimized, we might need to disable the use of fpregs in the | |
55 | # kernel. | |
fa681a18 | 56 | cflags-y += -mdisable-fpregs |
1da177e4 LT |
57 | |
58 | # Without this, "ld -r" results in .text sections that are too big | |
59 | # (> 0x40000) for branches to reach stubs. | |
d75f054a HD |
60 | ifndef CONFIG_FUNCTION_TRACER |
61 | cflags-y += -ffunction-sections | |
62 | endif | |
1da177e4 | 63 | |
ec758f98 | 64 | # Use long jumps instead of long branches (needed if your linker fails to |
cf71130d HD |
65 | # link a too big vmlinux executable). Not enabled for building modules. |
66 | ifdef CONFIG_MLONGCALLS | |
67 | KBUILD_CFLAGS_KERNEL += -mlong-calls | |
68 | endif | |
ec758f98 | 69 | |
1da177e4 | 70 | # select which processor to optimise for |
76603902 | 71 | cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 |
1da177e4 LT |
72 | cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 |
73 | cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC | |
74 | cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 | |
75 | cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 | |
76 | ||
77 | head-y := arch/parisc/kernel/head.o | |
78 | ||
a0f97e06 | 79 | KBUILD_CFLAGS += $(cflags-y) |
1da177e4 | 80 | |
481f93b6 | 81 | kernel-y := mm/ kernel/ math-emu/ |
1da177e4 LT |
82 | kernel-$(CONFIG_HPUX) += hpux/ |
83 | ||
84 | core-y += $(addprefix arch/parisc/, $(kernel-y)) | |
4c01acc0 | 85 | libs-y += arch/parisc/lib/ $(LIBGCC) |
1da177e4 LT |
86 | |
87 | drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ | |
88 | ||
6525ee55 | 89 | PALO := $(shell if (which palo 2>&1); then : ; \ |
5feb4f39 KM |
90 | elif [ -x /sbin/palo ]; then echo /sbin/palo; \ |
91 | fi) | |
92 | ||
f67d4033 KM |
93 | PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \ |
94 | else echo $(obj)/palo.conf; \ | |
95 | fi) | |
96 | ||
b0756b5a | 97 | palo lifimage: vmlinuz |
f67d4033 | 98 | @if test ! -x "$(PALO)"; then \ |
5feb4f39 KM |
99 | echo 'ERROR: Please install palo first (apt-get install palo)';\ |
100 | echo 'or build it from source and install it somewhere in your $$PATH';\ | |
101 | false; \ | |
102 | fi | |
f67d4033 KM |
103 | @if test ! -f "$(PALOCONF)"; then \ |
104 | cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ | |
105 | echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ | |
5feb4f39 KM |
106 | echo 'You should check it and re-run "make palo".'; \ |
107 | echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ | |
108 | false; \ | |
109 | fi | |
f67d4033 | 110 | $(PALO) -f $(PALOCONF) |
5feb4f39 | 111 | |
b0756b5a HD |
112 | BOOT_TARGETS = zImage Image palo lifimage |
113 | INSTALL_TARGETS = zinstall install | |
114 | ||
115 | PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) | |
116 | ||
117 | bzImage zImage: vmlinuz | |
594174d8 | 118 | Image: vmlinux |
594174d8 HD |
119 | |
120 | vmlinuz: vmlinux | |
121 | @gzip -cf -9 $< > $@ | |
1da177e4 | 122 | |
b0756b5a HD |
123 | install: |
124 | $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ | |
125 | $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)" | |
126 | zinstall: | |
127 | $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ | |
128 | $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)" | |
1da177e4 | 129 | |
0013a854 | 130 | CLEAN_FILES += lifimage |
1da177e4 LT |
131 | MRPROPER_FILES += palo.conf |
132 | ||
133 | define archhelp | |
134 | @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' | |
594174d8 | 135 | @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' |
5feb4f39 | 136 | @echo ' palo - Bootable image (./lifimage)' |
b0756b5a | 137 | @echo ' install - Install uncompressed vmlinux kernel using' |
caa27b66 SR |
138 | @echo ' (your) ~/bin/$(INSTALLKERNEL) or' |
139 | @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' | |
1da177e4 | 140 | @echo ' copy to $$(INSTALL_PATH)' |
b0756b5a | 141 | @echo ' zinstall - Install compressed vmlinuz kernel' |
1da177e4 | 142 | endef |
991b7d6e KM |
143 | |
144 | # we require gcc 3.3 or above to compile the kernel | |
145 | archprepare: checkbin | |
146 | checkbin: | |
147 | @if test "$(call cc-version)" -lt "0303"; then \ | |
148 | echo -n "Sorry, GCC v3.3 or above is required to build " ; \ | |
149 | echo "the kernel." ; \ | |
150 | false ; \ | |
151 | fi |