1# 2# arch/sh/Makefile 3# 4# Copyright (C) 1999 Kaz Kojima 5# Copyright (C) 2002, 2003, 2004 Paul Mundt 6# Copyright (C) 2002 M. R. Brown 7# 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. 11# 12isa-y := any 13isa-$(CONFIG_SH_DSP) := sh 14isa-$(CONFIG_CPU_SH2) := sh2 15isa-$(CONFIG_CPU_SH2A) := sh2a 16isa-$(CONFIG_CPU_SH3) := sh3 17isa-$(CONFIG_CPU_SH4) := sh4 18isa-$(CONFIG_CPU_SH4A) := sh4a 19isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al 20isa-$(CONFIG_CPU_SH5) := shmedia 21isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp 22 23ifndef CONFIG_SH_DSP 24ifndef CONFIG_SH_FPU 25isa-y := $(isa-y)-nofpu 26endif 27endif 28 29isa-y := $(isa-y)-up 30 31cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,) 32cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \ 33 $(call cc-option,-m2a-nofpu,) 34cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,) 35cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ 36 $(call cc-option,-mno-implicit-fp,-m4-nofpu) 37cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ 38 $(call cc-option,-m4a-nofpu,) 39cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) 40 41cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb 42cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml 43 44cflags-y += $(call cc-option,-mno-fdpic) 45 46# 47# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that 48# support it, while -Wa,-dsp by itself limits the range of usable opcodes 49# on certain CPU subtypes. Try the ISA variant first, and if that fails, 50# fall back on -Wa,-dsp for the old binutils versions. Even without DSP 51# opcodes, we always want the best ISA tuning the version of binutils 52# will provide. 53# 54isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),) 55 56isaflags-$(CONFIG_SH_DSP) := \ 57 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp) 58 59cflags-y += $(isaflags-y) -ffreestanding 60 61cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \ 62 $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g') 63 64OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \ 65 -R .stab -R .stabstr -S 66 67# Give the various platforms the opportunity to set default image types 68defaultimage-$(CONFIG_SUPERH32) := zImage 69 70# Set some sensible Kbuild defaults 71KBUILD_DEFCONFIG := shx3_defconfig 72KBUILD_IMAGE := $(defaultimage-y) 73 74# 75# Choosing incompatible machines durings configuration will result in 76# error messages during linking. 77# 78ifdef CONFIG_SUPERH32 79LDFLAGS_vmlinux += -e _stext 80else 81LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \ 82 --defsym phys_stext_shmedia=phys_stext+1 \ 83 -e phys_stext_shmedia 84endif 85 86ifdef CONFIG_CPU_LITTLE_ENDIAN 87LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64' 88LDFLAGS += -EL 89else 90LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4' 91LDFLAGS += -EB 92endif 93 94 95head-y := arch/sh/kernel/init_task.o 96head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o 97head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o 98 99LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) 100 101core-y += arch/sh/kernel/ arch/sh/mm/ 102core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/ 103 104# Boards and Mach groups 105machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se 106machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx 107machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast 108machdir-$(CONFIG_SH_SH03) += mach-sh03 109machdir-$(CONFIG_SH_SECUREEDGE5410) += mach-snapgear 110machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d 111machdir-$(CONFIG_SH_7751_SYSTEMH) += mach-systemh 112machdir-$(CONFIG_SH_EDOSK7705) += mach-edosk7705 113machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander 114machdir-$(CONFIG_SH_MIGOR) += mach-migor 115machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780 116machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto 117machdir-$(CONFIG_SH_RSK7203) += mach-rsk7203 118machdir-$(CONFIG_SH_AP325RXA) += mach-ap325rxa 119machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp 120machdir-$(CONFIG_SH_SH7785LCR) += mach-sh7785lcr 121machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev 122machdir-$(CONFIG_SH_LANDISK) += mach-landisk 123machdir-$(CONFIG_SH_TITAN) += mach-titan 124machdir-$(CONFIG_SH_SHMIN) += mach-shmin 125machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2 126machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += mach-magicpanelr2 127machdir-$(CONFIG_SH_CAYMAN) += mach-cayman 128 129ifneq ($(machdir-y),) 130core-y += $(addprefix arch/sh/boards/, \ 131 $(filter-out ., $(patsubst %,%/,$(machdir-y)))) 132endif 133 134# Companion chips 135core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ 136 137cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2 138cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a 139cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3 140cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4 141cpuincdir-$(CONFIG_CPU_SH5) := cpu-sh5 142 143libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) 144libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) 145libs-y += $(LIBGCC) 146 147drivers-y += arch/sh/drivers/ 148drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ 149 150boot := arch/sh/boot 151 152cflags-y += -Iarch/sh/include/$(cpuincdir-y) 153cflags-y += $(foreach d, $(machdir-y), -Iarch/sh/include/$(d)) 154 155KBUILD_CFLAGS += -pipe $(cflags-y) 156KBUILD_CPPFLAGS += $(cflags-y) 157KBUILD_AFLAGS += $(cflags-y) 158 159PHONY += maketools FORCE 160 161maketools: include/linux/version.h FORCE 162 $(Q)$(MAKE) $(build)=arch/sh/tools arch/sh/include/asm/machtypes.h 163 164all: $(KBUILD_IMAGE) 165 166zImage uImage uImage.srec vmlinux.srec: vmlinux 167 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 168 169compressed: zImage 170 171archprepare: maketools arch/sh/lib64/syscalltab.h 172 173archclean: 174 $(Q)$(MAKE) $(clean)=$(boot) 175 176define archhelp 177 @echo '* zImage - Compressed kernel image' 178 @echo ' vmlinux.srec - Create an ELF S-record' 179 @echo ' uImage - Create a bootable image for U-Boot' 180 @echo ' uImage.srec - Create an S-record for U-Boot' 181endef 182 183define filechk_gen-syscalltab 184 (set -e; \ 185 echo "/*"; \ 186 echo " * DO NOT MODIFY."; \ 187 echo " *"; \ 188 echo " * This file was generated by arch/sh/Makefile"; \ 189 echo " * Any changes will be reverted at build time."; \ 190 echo " */"; \ 191 echo ""; \ 192 echo "#ifndef __SYSCALLTAB_H"; \ 193 echo "#define __SYSCALLTAB_H"; \ 194 echo ""; \ 195 echo "#include <linux/kernel.h>"; \ 196 echo ""; \ 197 echo "struct syscall_info {"; \ 198 echo " const char *name;"; \ 199 echo "} syscall_info_table[] = {"; \ 200 sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \ 201 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \ 202 echo "};"; \ 203 echo ""; \ 204 echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\ 205 echo ""; \ 206 echo "#endif /* __SYSCALLTAB_H */" ) 207endef 208 209arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S 210 $(call filechk,gen-syscalltab) 211 212CLEAN_FILES += arch/sh/lib64/syscalltab.h \ 213 arch/sh/include/asm/machtypes.h 214