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sh: Bring the SH-5 FPU in line with the SH-4 FPU API.
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1da177e4 1#
c2f1755b 2# arch/sh/Makefile
1da177e4
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3#
4# Copyright (C) 1999 Kaz Kojima
5# Copyright (C) 2002, 2003, 2004 Paul Mundt
6# Copyright (C) 2002 M. R. Brown
7#
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8# This file is subject to the terms and conditions of the GNU General Public
9# License. See the file "COPYING" in the main directory of this archive
10# for more details.
1da177e4 11#
cad82448 12isa-y := any
e5723e0e 13isa-$(CONFIG_SH_DSP) := sh
cad82448 14isa-$(CONFIG_CPU_SH2) := sh2
e5723e0e 15isa-$(CONFIG_CPU_SH2A) := sh2a
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16isa-$(CONFIG_CPU_SH3) := sh3
17isa-$(CONFIG_CPU_SH4) := sh4
18isa-$(CONFIG_CPU_SH4A) := sh4a
e5723e0e 19isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al
c20c2004 20isa-$(CONFIG_CPU_SH5) := shmedia
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21isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp
22
23ifndef CONFIG_MMU
24isa-y := $(isa-y)-nommu
25endif
26
e5723e0e 27ifndef CONFIG_SH_DSP
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28ifndef CONFIG_SH_FPU
29isa-y := $(isa-y)-nofpu
30endif
e5723e0e 31endif
cad82448 32
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33isa-y := $(isa-y)-up
34
6240d92f 35cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
aab1b16a 36cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
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37 $(call cc-option,-m2a-nofpu,)
38cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
39cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
1da177e4 40 $(call cc-option,-mno-implicit-fp,-m4-nofpu)
aab1b16a 41cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \
6240d92f 42 $(call cc-option,-m4a-nofpu,)
c20c2004 43cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,)
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44
45cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
46cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
47
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48#
49# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
50# support it, while -Wa,-dsp by itself limits the range of usable opcodes
51# on certain CPU subtypes. Try the ISA variant first, and if that fails,
52# fall back on -Wa,-dsp for the old binutils versions. Even without DSP
53# opcodes, we always want the best ISA tuning the version of binutils
54# will provide.
55#
56isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
57
58isaflags-$(CONFIG_SH_DSP) := \
59 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
60
61cflags-y += $(isaflags-y) -ffreestanding
1da177e4 62
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63cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \
64 $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
65
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66OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \
67 -R .stab -R .stabstr -S
1da177e4 68
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69# Give the various platforms the opportunity to set default image types
70defaultimage-$(CONFIG_SUPERH32) := arch/sh/boot/zImage
f36af733 71
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72# Set some sensible Kbuild defaults
73KBUILD_DEFCONFIG := r7780rp_defconfig
74KBUILD_IMAGE := $(defaultimage-y)
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75
76#
77# Choosing incompatible machines durings configuration will result in
78# error messages during linking.
79#
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80ifdef CONFIG_SUPERH32
81LDFLAGS_vmlinux += -e _stext
82else
36763b22 83LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
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84 --defsym phys_stext_shmedia=phys_stext+1 \
85 -e phys_stext_shmedia
86endif
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87
88ifdef CONFIG_CPU_LITTLE_ENDIAN
89LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64'
90LDFLAGS += -EL
91else
92LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4'
93LDFLAGS += -EB
94endif
95
a0f97e06 96KBUILD_CFLAGS += -pipe $(cflags-y)
222d394d 97KBUILD_AFLAGS += $(cflags-y)
1da177e4 98
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99head-y := arch/sh/kernel/init_task.o
100head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o
101head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o
1da177e4 102
a0f97e06 103LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
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104
105core-y += arch/sh/kernel/ arch/sh/mm/
4b565680 106core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
1da177e4 107
1da177e4 108# Boards
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109machdir-$(CONFIG_SH_SOLUTION_ENGINE) += se/770x
110machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) += se/7722
111machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) += se/7751
112machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) += se/7780
25f8151b 113machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) += se/7343
25f8151b 114machdir-$(CONFIG_SH_HP6XX) += hp6xx
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115machdir-$(CONFIG_SH_DREAMCAST) += dreamcast
116machdir-$(CONFIG_SH_MPC1211) += mpc1211
117machdir-$(CONFIG_SH_SH03) += sh03
118machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear
119machdir-$(CONFIG_SH_HS7751RVOIP) += renesas/hs7751rvoip
120machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d
121machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh
122machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705
123machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp
124machdir-$(CONFIG_SH_7710VOIPGW) += renesas/sh7710voipgw
94807a33 125machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto
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126machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev
127machdir-$(CONFIG_SH_LANDISK) += landisk
128machdir-$(CONFIG_SH_TITAN) += titan
129machdir-$(CONFIG_SH_SHMIN) += shmin
130machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206
131machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619
132machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2
ded5431f 133machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += magicpanelr2
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134
135incdir-y := $(notdir $(machdir-y))
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136
137ifneq ($(machdir-y),)
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138core-y += $(addprefix arch/sh/boards/, \
139 $(filter-out ., $(patsubst %,%/,$(machdir-y))))
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140endif
141
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142# SH-5 mach types
143# XXX.. to be reconciled with machdir-y later.
144core-$(CONFIG_SH_SIMULATOR) += arch/sh/mach-sim/
145core-$(CONFIG_SH_CAYMAN) += arch/sh/mach-cayman/
146core-$(CONFIG_SH_HARP) += arch/sh/mach-harp/
147
1da177e4 148# Companion chips
4aafae27 149core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/
f8b40d8c 150core-$(CONFIG_MFD_SM501) += arch/sh/cchips/voyagergx/
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151
152cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2
9d4436a6 153cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a
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154cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3
155cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4
c20c2004 156cpuincdir-$(CONFIG_CPU_SH5) := cpu-sh5
1da177e4 157
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158libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y)
159libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y)
160libs-y += $(LIBGCC)
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161
162drivers-y += arch/sh/drivers/
163drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/
164
165boot := arch/sh/boot
166
167CPPFLAGS_vmlinux.lds := -traditional
168
cad82448 169incdir-prefix := $(srctree)/include/asm-sh/
cad82448 170
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171# Update machine arch and proc symlinks if something which affects
172# them changed. We use .arch and .mach to indicate when they were
173# updated last, otherwise make uses the target directory mtime.
174
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175include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \
176 include/config/auto.conf FORCE
1da177e4 177 @echo ' SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)'
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178 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
179 $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu
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180 @touch $@
181
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182# Most boards have their own mach directories. For the ones that
183# don't, just reference the parent directory so the semantics are
184# kept roughly the same.
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185#
186# When multiple boards are compiled in at the same time, preference
187# for the mach link is given to whichever has a directory for its
188# headers. However, this is only a workaround until platforms that
189# can live in the same kernel image back away from relying on the
190# mach link.
cad82448 191
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192include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \
193 include/config/auto.conf FORCE
cad82448 194 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
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195 $(Q)rm -f include/asm-sh/mach
196 $(Q)for i in $(incdir-y); do \
197 if [ -d $(incdir-prefix)$$i ]; then \
198 echo -n ' SYMLINK include/asm-sh/mach -> '; \
199 echo -e "include/asm-sh/$$i"; \
200 ln -fsn $(incdir-prefix)$$i \
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201 include/asm-sh/mach; \
202 else \
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203 if [ ! -d include/asm-sh/mach ]; then \
204 echo -n ' SYMLINK include/asm-sh/mach -> '; \
205 echo -e 'include/asm-sh'; \
206 ln -fsn $(incdir-prefix) include/asm-sh/mach; \
207 fi; \
208 fi; \
209 done
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210 @touch $@
211
4f193362 212PHONY += maketools FORCE
d088f323 213
cca6e6f5 214maketools: include/linux/version.h FORCE
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215 $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
216
c2f1755b 217all: $(KBUILD_IMAGE)
1da177e4 218
cf00e204 219zImage uImage uImage.srec vmlinux.srec: vmlinux
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220 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
221
222compressed: zImage
223
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224archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools \
225 arch/sh/lib64/syscalltab.h
226
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227archclean:
228 $(Q)$(MAKE) $(clean)=$(boot)
229
1da177e4 230define archhelp
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231 @echo '* zImage - Compressed kernel image'
232 @echo ' vmlinux.srec - Create an ELF S-record'
233 @echo ' uImage - Create a bootable image for U-Boot'
234 @echo ' uImage.srec - Create an S-record for U-Boot'
1da177e4 235endef
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236
237define filechk_gen-syscalltab
238 (set -e; \
239 echo "/*"; \
240 echo " * DO NOT MODIFY."; \
241 echo " *"; \
242 echo " * This file was generated by arch/sh/Makefile"; \
243 echo " * Any changes will be reverted at build time."; \
244 echo " */"; \
245 echo ""; \
246 echo "#ifndef __SYSCALLTAB_H"; \
247 echo "#define __SYSCALLTAB_H"; \
248 echo ""; \
249 echo "#include <linux/kernel.h>"; \
250 echo ""; \
251 echo "struct syscall_info {"; \
252 echo " const char *name;"; \
253 echo "} syscall_info_table[] = {"; \
254 sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
255 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
256 echo "};"; \
257 echo ""; \
258 echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\
259 echo ""; \
260 echo "#endif /* __SYSCALLTAB_H */" )
261endef
262
263arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S
264 $(call filechk,gen-syscalltab)
265
266CLEAN_FILES += arch/sh/lib64/syscalltab.h \
267 include/asm-sh/machtypes.h \
268 include/asm-sh/cpu include/asm-sh/.cpu \
269 include/asm-sh/mach include/asm-sh/.mach