4 # Copyright (C) 1999 Kaz Kojima
5 # Copyright (C) 2002, 2003, 2004 Paul Mundt
6 # Copyright (C) 2002 M. R. Brown
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
13 isa-$(CONFIG_SH_DSP) := sh
14 isa-$(CONFIG_CPU_SH2) := sh2
15 isa-$(CONFIG_CPU_SH2A) := sh2a
16 isa-$(CONFIG_CPU_SH3) := sh3
17 isa-$(CONFIG_CPU_SH4) := sh4
18 isa-$(CONFIG_CPU_SH4A) := sh4a
19 isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al
20 isa-$(CONFIG_CPU_SH5) := shmedia
21 isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp
25 isa-y := $(isa-y)-nofpu
31 cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
32 cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
33 $(call cc-option,-m2a-nofpu,)
34 cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
35 cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
36 $(call cc-option,-mno-implicit-fp,-m4-nofpu)
37 cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \
38 $(call cc-option,-m4a-nofpu,)
39 cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,)
41 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
42 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
45 # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
46 # support it, while -Wa,-dsp by itself limits the range of usable opcodes
47 # on certain CPU subtypes. Try the ISA variant first, and if that fails,
48 # fall back on -Wa,-dsp for the old binutils versions. Even without DSP
49 # opcodes, we always want the best ISA tuning the version of binutils
52 isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
54 isaflags-$(CONFIG_SH_DSP) := \
55 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
57 cflags-y += $(isaflags-y) -ffreestanding
59 cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \
60 $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
62 OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \
63 -R .stab -R .stabstr -S
65 # Give the various platforms the opportunity to set default image types
66 defaultimage-$(CONFIG_SUPERH32) := zImage
68 # Set some sensible Kbuild defaults
69 KBUILD_DEFCONFIG := r7780mp_defconfig
70 KBUILD_IMAGE := $(defaultimage-y)
73 # Choosing incompatible machines durings configuration will result in
74 # error messages during linking.
77 LDFLAGS_vmlinux += -e _stext
79 LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
80 --defsym phys_stext_shmedia=phys_stext+1 \
84 ifdef CONFIG_CPU_LITTLE_ENDIAN
85 LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64'
88 LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4'
92 KBUILD_CFLAGS += -pipe $(cflags-y)
93 KBUILD_AFLAGS += $(cflags-y)
95 head-y := arch/sh/kernel/init_task.o
96 head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o
97 head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o
99 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
101 core-y += arch/sh/kernel/ arch/sh/mm/
102 core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
105 machdir-$(CONFIG_SH_SOLUTION_ENGINE) += se/770x
106 machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) += se/7722
107 machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) += se/7751
108 machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) += se/7780
109 machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) += se/7343
110 machdir-$(CONFIG_SH_HP6XX) += hp6xx
111 machdir-$(CONFIG_SH_DREAMCAST) += dreamcast
112 machdir-$(CONFIG_SH_MPC1211) += mpc1211
113 machdir-$(CONFIG_SH_SH03) += sh03
114 machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear
115 machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d
116 machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh
117 machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705
118 machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp
119 machdir-$(CONFIG_SH_MIGOR) += renesas/migor
120 machdir-$(CONFIG_SH_SDK7780) += renesas/sdk7780
121 machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto
122 machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev
123 machdir-$(CONFIG_SH_LANDISK) += landisk
124 machdir-$(CONFIG_SH_TITAN) += titan
125 machdir-$(CONFIG_SH_SHMIN) += shmin
126 machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206
127 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619
128 machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2
129 machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += magicpanelr2
130 machdir-$(CONFIG_SH_CAYMAN) += cayman
132 incdir-y := $(notdir $(machdir-y))
134 ifneq ($(machdir-y),)
135 core-y += $(addprefix arch/sh/boards/, \
136 $(filter-out ., $(patsubst %,%/,$(machdir-y))))
140 core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/
142 cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2
143 cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a
144 cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3
145 cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4
146 cpuincdir-$(CONFIG_CPU_SH5) := cpu-sh5
148 libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y)
149 libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y)
152 drivers-y += arch/sh/drivers/
153 drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/
157 incdir-prefix := $(srctree)/include/asm-sh/
159 # Update machine arch and proc symlinks if something which affects
160 # them changed. We use .arch and .mach to indicate when they were
161 # updated last, otherwise make uses the target directory mtime.
163 include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \
164 include/config/auto.conf FORCE
165 @echo ' SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)'
166 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
167 $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu
170 # Most boards have their own mach directories. For the ones that
171 # don't, just reference the parent directory so the semantics are
172 # kept roughly the same.
174 # When multiple boards are compiled in at the same time, preference
175 # for the mach link is given to whichever has a directory for its
176 # headers. However, this is only a workaround until platforms that
177 # can live in the same kernel image back away from relying on the
180 include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \
181 include/config/auto.conf FORCE
182 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
183 $(Q)rm -f include/asm-sh/mach
184 $(Q)for i in $(incdir-y); do \
185 if [ -d $(incdir-prefix)$$i ]; then \
186 echo -n ' SYMLINK include/asm-sh/mach -> '; \
187 echo -e "include/asm-sh/$$i"; \
188 ln -fsn $(incdir-prefix)$$i \
189 include/asm-sh/mach; \
191 if [ ! -d include/asm-sh/mach ]; then \
192 echo -n ' SYMLINK include/asm-sh/mach -> '; \
193 echo -e 'include/asm-sh'; \
194 ln -fsn $(incdir-prefix) include/asm-sh/mach; \
200 PHONY += maketools FORCE
202 maketools: include/linux/version.h FORCE
203 $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
207 zImage uImage uImage.srec vmlinux.srec: vmlinux
208 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
212 archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools \
213 arch/sh/lib64/syscalltab.h
216 $(Q)$(MAKE) $(clean)=$(boot)
219 @echo '* zImage - Compressed kernel image'
220 @echo ' vmlinux.srec - Create an ELF S-record'
221 @echo ' uImage - Create a bootable image for U-Boot'
222 @echo ' uImage.srec - Create an S-record for U-Boot'
225 define filechk_gen-syscalltab
228 echo " * DO NOT MODIFY."; \
230 echo " * This file was generated by arch/sh/Makefile"; \
231 echo " * Any changes will be reverted at build time."; \
234 echo "#ifndef __SYSCALLTAB_H"; \
235 echo "#define __SYSCALLTAB_H"; \
237 echo "#include <linux/kernel.h>"; \
239 echo "struct syscall_info {"; \
240 echo " const char *name;"; \
241 echo "} syscall_info_table[] = {"; \
242 sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
243 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
246 echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\
248 echo "#endif /* __SYSCALLTAB_H */" )
251 arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S
252 $(call filechk,gen-syscalltab)
254 CLEAN_FILES += arch/sh/lib64/syscalltab.h \
255 include/asm-sh/machtypes.h \
256 include/asm-sh/cpu include/asm-sh/.cpu \
257 include/asm-sh/mach include/asm-sh/.mach