Commit | Line | Data |
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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 | |
8212f898 | 5 | # architecture-specific flags and dependencies. |
1da177e4 LT |
6 | # |
7 | # This file is subject to the terms and conditions of the GNU General Public | |
8 | # License. See the file "COPYING" in the main directory of this archive | |
9 | # for more details. | |
10 | # | |
11 | # Copyright (C) 1994 by Linus Torvalds | |
12 | # Portions Copyright (C) 1999 The Puffin Group | |
13 | # | |
d77f0ecd | 14 | # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, |
1da177e4 LT |
15 | # Mike Shaver, Helge Deller and Martin K. Petersen |
16 | # | |
c04f7ae2 | 17 | |
1d7c29b7 HD |
18 | boot := arch/parisc/boot |
19 | KBUILD_IMAGE := $(boot)/bzImage | |
594174d8 | 20 | |
14516765 | 21 | CHECKFLAGS += -D__hppa__=1 |
1da177e4 LT |
22 | |
23 | ifdef CONFIG_64BIT | |
1da177e4 | 24 | UTS_MACHINE := parisc64 |
1f2f01b1 | 25 | CHECKFLAGS += -D__LP64__=1 |
b6adc16e | 26 | LD_BFD := elf64-hppa-linux |
991b7d6e | 27 | else # 32-bit |
b6adc16e | 28 | LD_BFD := elf32-hppa-linux |
1da177e4 LT |
29 | endif |
30 | ||
ededa081 | 31 | # select defconfig based on actual architecture |
5f6e0fe0 | 32 | ifeq ($(ARCH),parisc64) |
ededa081 | 33 | KBUILD_DEFCONFIG := generic-64bit_defconfig |
5f6e0fe0 | 34 | CC_ARCHES := hppa64 |
ededa081 HD |
35 | else |
36 | KBUILD_DEFCONFIG := generic-32bit_defconfig | |
5f6e0fe0 | 37 | CC_ARCHES := hppa hppa2.0 hppa1.1 |
ededa081 HD |
38 | endif |
39 | ||
b6adc16e HD |
40 | export LD_BFD |
41 | ||
df24e178 HD |
42 | # Set default 32 bits cross compilers for vdso |
43 | CC_ARCHES_32 = hppa hppa2.0 hppa1.1 | |
ed979481 | 44 | CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux |
df24e178 HD |
45 | CROSS32_COMPILE := $(call cc-cross-prefix, \ |
46 | $(foreach a,$(CC_ARCHES_32), \ | |
47 | $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) | |
48 | CROSS32CC := $(CROSS32_COMPILE)gcc | |
49 | export CROSS32CC | |
50 | ||
51 | # Set default cross compiler for kernel build | |
23243c1a | 52 | ifdef cross_compiling |
3b9ab248 | 53 | ifeq ($(CROSS_COMPILE),) |
ed979481 | 54 | CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux |
6880b015 HD |
55 | CROSS_COMPILE := $(call cc-cross-prefix, \ |
56 | $(foreach a,$(CC_ARCHES), \ | |
57 | $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) | |
3b9ab248 | 58 | endif |
991b7d6e | 59 | endif |
1da177e4 | 60 | |
6ca63662 SS |
61 | ifdef CONFIG_DYNAMIC_FTRACE |
62 | ifdef CONFIG_64BIT | |
63 | NOP_COUNT := 8 | |
64 | else | |
65 | NOP_COUNT := 5 | |
66 | endif | |
67 | ||
68 | export CC_USING_RECORD_MCOUNT:=1 | |
69 | export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1 | |
70 | ||
71 | KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 | |
72 | KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \ | |
73 | -DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT) | |
74 | ||
75 | CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1))) | |
6ca63662 SS |
76 | endif |
77 | ||
1da177e4 LT |
78 | OBJCOPY_FLAGS =-O binary -R .note -R .comment -S |
79 | ||
80 | cflags-y := -pipe | |
81 | ||
82 | # These flags should be implied by an hppa-linux configuration, but they | |
83 | # are not in gcc 3.2. | |
d26a7730 JDA |
84 | cflags-y += -mno-space-regs |
85 | ||
86 | # -mfast-indirect-calls is only relevant for 32-bit kernels. | |
87 | ifndef CONFIG_64BIT | |
88 | cflags-y += -mfast-indirect-calls | |
89 | endif | |
1da177e4 LT |
90 | |
91 | # Currently we save and restore fpregs on all kernel entry/interruption paths. | |
92 | # If that gets optimized, we might need to disable the use of fpregs in the | |
93 | # kernel. | |
fa681a18 | 94 | cflags-y += -mdisable-fpregs |
1da177e4 | 95 | |
ec758f98 | 96 | # Use long jumps instead of long branches (needed if your linker fails to |
cf71130d HD |
97 | # link a too big vmlinux executable). Not enabled for building modules. |
98 | ifdef CONFIG_MLONGCALLS | |
99 | KBUILD_CFLAGS_KERNEL += -mlong-calls | |
100 | endif | |
ec758f98 | 101 | |
1e8249b8 HD |
102 | # Without this, "ld -r" results in .text sections that are too big (> 0x40000) |
103 | # for branches to reach stubs. And multiple .text sections trigger a warning | |
104 | # when creating the sysfs module information section. | |
105 | ifndef CONFIG_64BIT | |
106 | KBUILD_CFLAGS_MODULE += -ffunction-sections | |
107 | endif | |
108 | ||
1da177e4 | 109 | # select which processor to optimise for |
76603902 | 110 | cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 |
1da177e4 LT |
111 | cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 |
112 | cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC | |
113 | cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 | |
114 | cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 | |
115 | ||
a0f97e06 | 116 | KBUILD_CFLAGS += $(cflags-y) |
0d341e0d HD |
117 | LIBGCC := $(shell $(CC) -print-libgcc-file-name) |
118 | export LIBGCC | |
1da177e4 | 119 | |
4c01acc0 | 120 | libs-y += arch/parisc/lib/ $(LIBGCC) |
1da177e4 | 121 | |
f25eae2c | 122 | drivers-$(CONFIG_VIDEO) += arch/parisc/video/ |
cf41d18b | 123 | |
b6adc16e HD |
124 | boot := arch/parisc/boot |
125 | ||
6525ee55 | 126 | PALO := $(shell if (which palo 2>&1); then : ; \ |
5feb4f39 KM |
127 | elif [ -x /sbin/palo ]; then echo /sbin/palo; \ |
128 | fi) | |
129 | ||
75dd4747 MY |
130 | PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \ |
131 | else echo $(objtree)/palo.conf; \ | |
f67d4033 KM |
132 | fi) |
133 | ||
b0756b5a | 134 | palo lifimage: vmlinuz |
f67d4033 | 135 | @if test ! -x "$(PALO)"; then \ |
5feb4f39 KM |
136 | echo 'ERROR: Please install palo first (apt-get install palo)';\ |
137 | echo 'or build it from source and install it somewhere in your $$PATH';\ | |
138 | false; \ | |
139 | fi | |
f67d4033 | 140 | @if test ! -f "$(PALOCONF)"; then \ |
75dd4747 MY |
141 | cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \ |
142 | echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \ | |
5feb4f39 KM |
143 | echo 'You should check it and re-run "make palo".'; \ |
144 | echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ | |
145 | false; \ | |
146 | fi | |
f67d4033 | 147 | $(PALO) -f $(PALOCONF) |
5feb4f39 | 148 | |
b0756b5a HD |
149 | BOOT_TARGETS = zImage Image palo lifimage |
150 | INSTALL_TARGETS = zinstall install | |
151 | ||
152 | PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) | |
153 | ||
89e050c8 HD |
154 | # Default kernel to build |
155 | all: bzImage | |
156 | ||
b6adc16e | 157 | zImage: vmlinuz |
594174d8 | 158 | Image: vmlinux |
594174d8 | 159 | |
b6adc16e HD |
160 | bzImage: vmlinux |
161 | $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ | |
162 | ||
163 | vmlinuz: bzImage | |
164 | $(OBJCOPY) $(boot)/bzImage $@ | |
1da177e4 | 165 | |
df24e178 HD |
166 | ifeq ($(KBUILD_EXTMOD),) |
167 | # We need to generate vdso-offsets.h before compiling certain files in kernel/. | |
168 | # In order to do that, we should use the archprepare target, but we can't since | |
169 | # asm-offsets.h is included in some files used to generate vdso-offsets.h, and | |
170 | # asm-offsets.h is built in prepare0, for which archprepare is a dependency. | |
171 | # Therefore we need to generate the header after prepare0 has been made, hence | |
172 | # this hack. | |
173 | prepare: vdso_prepare | |
174 | vdso_prepare: prepare0 | |
175 | $(if $(CONFIG_64BIT),$(Q)$(MAKE) \ | |
176 | $(build)=arch/parisc/kernel/vdso64 include/generated/vdso64-offsets.h) | |
177 | $(Q)$(MAKE) $(build)=arch/parisc/kernel/vdso32 include/generated/vdso32-offsets.h | |
178 | endif | |
179 | ||
56769ba4 MY |
180 | vdso-install-y += arch/parisc/kernel/vdso32/vdso32.so |
181 | vdso-install-$(CONFIG_64BIT) += arch/parisc/kernel/vdso64/vdso64.so | |
f774f5bb MY |
182 | |
183 | install: KBUILD_IMAGE := vmlinux | |
184 | zinstall: KBUILD_IMAGE := vmlinuz | |
185 | install zinstall: | |
186 | $(call cmd,install) | |
1da177e4 | 187 | |
0013a854 | 188 | CLEAN_FILES += lifimage |
1da177e4 LT |
189 | MRPROPER_FILES += palo.conf |
190 | ||
191 | define archhelp | |
192 | @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' | |
594174d8 | 193 | @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' |
5feb4f39 | 194 | @echo ' palo - Bootable image (./lifimage)' |
b0756b5a | 195 | @echo ' install - Install uncompressed vmlinux kernel using' |
caa27b66 SR |
196 | @echo ' (your) ~/bin/$(INSTALLKERNEL) or' |
197 | @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' | |
1da177e4 | 198 | @echo ' copy to $$(INSTALL_PATH)' |
b0756b5a | 199 | @echo ' zinstall - Install compressed vmlinuz kernel' |
1da177e4 | 200 | endef |
575afc4d FK |
201 | |
202 | archheaders: | |
203 | $(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all |