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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 | 24 | NM = sh $(srctree)/arch/parisc/nm |
3744d988 | 25 | CHECKFLAGS += -D__hppa__=1 -mbig-endian |
4c01acc0 | 26 | LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) |
b6adc16e | 27 | export LIBGCC |
1da177e4 LT |
28 | |
29 | ifdef CONFIG_64BIT | |
1da177e4 LT |
30 | UTS_MACHINE := parisc64 |
31 | CHECKFLAGS += -D__LP64__=1 -m64 | |
6880b015 | 32 | CC_ARCHES = hppa64 |
b6adc16e | 33 | LD_BFD := elf64-hppa-linux |
991b7d6e | 34 | else # 32-bit |
6880b015 | 35 | CC_ARCHES = hppa hppa2.0 hppa1.1 |
b6adc16e | 36 | LD_BFD := elf32-hppa-linux |
1da177e4 LT |
37 | endif |
38 | ||
b6adc16e HD |
39 | export LD_BFD |
40 | ||
6880b015 HD |
41 | ifneq ($(SUBARCH),$(UTS_MACHINE)) |
42 | ifeq ($(CROSS_COMPILE),) | |
43 | CC_SUFFIXES = linux linux-gnu unknown-linux-gnu | |
44 | CROSS_COMPILE := $(call cc-cross-prefix, \ | |
45 | $(foreach a,$(CC_ARCHES), \ | |
46 | $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) | |
47 | endif | |
991b7d6e | 48 | endif |
1da177e4 LT |
49 | |
50 | OBJCOPY_FLAGS =-O binary -R .note -R .comment -S | |
51 | ||
52 | cflags-y := -pipe | |
53 | ||
54 | # These flags should be implied by an hppa-linux configuration, but they | |
55 | # are not in gcc 3.2. | |
d26a7730 JDA |
56 | cflags-y += -mno-space-regs |
57 | ||
58 | # -mfast-indirect-calls is only relevant for 32-bit kernels. | |
59 | ifndef CONFIG_64BIT | |
60 | cflags-y += -mfast-indirect-calls | |
61 | endif | |
1da177e4 LT |
62 | |
63 | # Currently we save and restore fpregs on all kernel entry/interruption paths. | |
64 | # If that gets optimized, we might need to disable the use of fpregs in the | |
65 | # kernel. | |
fa681a18 | 66 | cflags-y += -mdisable-fpregs |
1da177e4 LT |
67 | |
68 | # Without this, "ld -r" results in .text sections that are too big | |
69 | # (> 0x40000) for branches to reach stubs. | |
366dd4ea | 70 | cflags-y += -ffunction-sections |
1da177e4 | 71 | |
ec758f98 | 72 | # Use long jumps instead of long branches (needed if your linker fails to |
cf71130d HD |
73 | # link a too big vmlinux executable). Not enabled for building modules. |
74 | ifdef CONFIG_MLONGCALLS | |
75 | KBUILD_CFLAGS_KERNEL += -mlong-calls | |
76 | endif | |
ec758f98 | 77 | |
1da177e4 | 78 | # select which processor to optimise for |
76603902 | 79 | cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 |
1da177e4 LT |
80 | cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 |
81 | cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC | |
82 | cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 | |
83 | cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 | |
84 | ||
85 | head-y := arch/parisc/kernel/head.o | |
86 | ||
a0f97e06 | 87 | KBUILD_CFLAGS += $(cflags-y) |
1da177e4 | 88 | |
481f93b6 | 89 | kernel-y := mm/ kernel/ math-emu/ |
1da177e4 LT |
90 | |
91 | core-y += $(addprefix arch/parisc/, $(kernel-y)) | |
4c01acc0 | 92 | libs-y += arch/parisc/lib/ $(LIBGCC) |
1da177e4 LT |
93 | |
94 | drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ | |
95 | ||
b6adc16e HD |
96 | boot := arch/parisc/boot |
97 | ||
6525ee55 | 98 | PALO := $(shell if (which palo 2>&1); then : ; \ |
5feb4f39 KM |
99 | elif [ -x /sbin/palo ]; then echo /sbin/palo; \ |
100 | fi) | |
101 | ||
f67d4033 KM |
102 | PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \ |
103 | else echo $(obj)/palo.conf; \ | |
104 | fi) | |
105 | ||
b0756b5a | 106 | palo lifimage: vmlinuz |
f67d4033 | 107 | @if test ! -x "$(PALO)"; then \ |
5feb4f39 KM |
108 | echo 'ERROR: Please install palo first (apt-get install palo)';\ |
109 | echo 'or build it from source and install it somewhere in your $$PATH';\ | |
110 | false; \ | |
111 | fi | |
f67d4033 KM |
112 | @if test ! -f "$(PALOCONF)"; then \ |
113 | cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ | |
114 | echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ | |
5feb4f39 KM |
115 | echo 'You should check it and re-run "make palo".'; \ |
116 | echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ | |
117 | false; \ | |
118 | fi | |
f67d4033 | 119 | $(PALO) -f $(PALOCONF) |
5feb4f39 | 120 | |
b0756b5a HD |
121 | BOOT_TARGETS = zImage Image palo lifimage |
122 | INSTALL_TARGETS = zinstall install | |
123 | ||
124 | PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) | |
125 | ||
b6adc16e | 126 | zImage: vmlinuz |
594174d8 | 127 | Image: vmlinux |
594174d8 | 128 | |
b6adc16e HD |
129 | bzImage: vmlinux |
130 | $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ | |
131 | ||
af21b01d | 132 | ifdef CONFIG_PARISC_SELF_EXTRACT |
b6adc16e HD |
133 | vmlinuz: bzImage |
134 | $(OBJCOPY) $(boot)/bzImage $@ | |
af21b01d HD |
135 | else |
136 | vmlinuz: vmlinux | |
137 | @gzip -cf -9 $< > $@ | |
138 | endif | |
1da177e4 | 139 | |
b0756b5a HD |
140 | install: |
141 | $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ | |
142 | $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)" | |
143 | zinstall: | |
144 | $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ | |
145 | $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)" | |
1da177e4 | 146 | |
0013a854 | 147 | CLEAN_FILES += lifimage |
1da177e4 LT |
148 | MRPROPER_FILES += palo.conf |
149 | ||
150 | define archhelp | |
151 | @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' | |
594174d8 | 152 | @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' |
5feb4f39 | 153 | @echo ' palo - Bootable image (./lifimage)' |
b0756b5a | 154 | @echo ' install - Install uncompressed vmlinux kernel using' |
caa27b66 SR |
155 | @echo ' (your) ~/bin/$(INSTALLKERNEL) or' |
156 | @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' | |
1da177e4 | 157 | @echo ' copy to $$(INSTALL_PATH)' |
b0756b5a | 158 | @echo ' zinstall - Install compressed vmlinuz kernel' |
1da177e4 | 159 | endef |
991b7d6e KM |
160 | |
161 | # we require gcc 3.3 or above to compile the kernel | |
162 | archprepare: checkbin | |
163 | checkbin: | |
665d92e3 | 164 | @if test "$(cc-version)" -lt "0303"; then \ |
991b7d6e KM |
165 | echo -n "Sorry, GCC v3.3 or above is required to build " ; \ |
166 | echo "the kernel." ; \ | |
167 | false ; \ | |
168 | fi |