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 94head-y := arch/sh/kernel/init_task.o 95head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o 96head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o 97 98core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/ 99core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/ 100 101# Mach groups 102machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se 103machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx 104machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast 105machdir-$(CONFIG_SH_SH03) += mach-sh03 106machdir-$(CONFIG_SH_SECUREEDGE5410) += mach-snapgear 107machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d 108machdir-$(CONFIG_SH_7751_SYSTEMH) += mach-systemh 109machdir-$(CONFIG_SH_EDOSK7705) += mach-edosk7705 110machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander 111machdir-$(CONFIG_SH_MIGOR) += mach-migor 112machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780 113machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto 114machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp 115machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev 116machdir-$(CONFIG_SH_LANDISK) += mach-landisk 117machdir-$(CONFIG_SH_TITAN) += mach-titan 118machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2 119machdir-$(CONFIG_SH_CAYMAN) += mach-cayman 120 121ifneq ($(machdir-y),) 122core-y += $(addprefix arch/sh/boards/, \ 123 $(filter-out ., $(patsubst %,%/,$(machdir-y)))) 124endif 125 126# Companion chips 127core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ 128 129# 130# CPU header paths 131# 132# These are ordered by optimization level. A CPU family that is a subset 133# of another (ie, SH-2A / SH-2), is picked up first, with increasing 134# levels of genericness if nothing more suitable is situated in the 135# hierarchy. 136# 137# As an example, in order of preference, SH-2A > SH-2 > common definitions. 138# 139cpuincdir-$(CONFIG_CPU_SH2A) += cpu-sh2a 140cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2 141cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3 142cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4 143cpuincdir-$(CONFIG_CPU_SH5) += cpu-sh5 144cpuincdir-y += cpu-common # Must be last 145 146drivers-y += arch/sh/drivers/ 147drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ 148 149boot := arch/sh/boot 150 151cflags-y += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \ 152 $(foreach d, $(machdir-y), -Iarch/sh/include/$(d)) 153 154KBUILD_CFLAGS += -pipe $(cflags-y) 155KBUILD_CPPFLAGS += $(cflags-y) 156KBUILD_AFLAGS += $(cflags-y) 157 158LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) 159 160libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) 161libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) 162libs-y += $(LIBGCC) 163 164PHONY += maketools FORCE 165 166maketools: include/linux/version.h FORCE 167 $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h 168 169all: $(KBUILD_IMAGE) 170 171zImage uImage uImage.srec vmlinux.srec: vmlinux 172 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 173 174compressed: zImage 175 176archprepare: maketools arch/sh/lib64/syscalltab.h 177 178archclean: 179 $(Q)$(MAKE) $(clean)=$(boot) 180 181define archhelp 182 @echo '* zImage - Compressed kernel image' 183 @echo ' vmlinux.srec - Create an ELF S-record' 184 @echo ' uImage - Create a bootable image for U-Boot' 185 @echo ' uImage.srec - Create an S-record for U-Boot' 186endef 187 188define filechk_gen-syscalltab 189 (set -e; \ 190 echo "/*"; \ 191 echo " * DO NOT MODIFY."; \ 192 echo " *"; \ 193 echo " * This file was generated by arch/sh/Makefile"; \ 194 echo " * Any changes will be reverted at build time."; \ 195 echo " */"; \ 196 echo ""; \ 197 echo "#ifndef __SYSCALLTAB_H"; \ 198 echo "#define __SYSCALLTAB_H"; \ 199 echo ""; \ 200 echo "#include <linux/kernel.h>"; \ 201 echo ""; \ 202 echo "struct syscall_info {"; \ 203 echo " const char *name;"; \ 204 echo "} syscall_info_table[] = {"; \ 205 sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \ 206 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \ 207 echo "};"; \ 208 echo ""; \ 209 echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\ 210 echo ""; \ 211 echo "#endif /* __SYSCALLTAB_H */" ) 212endef 213 214arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S 215 $(call filechk,gen-syscalltab) 216 217CLEAN_FILES += arch/sh/lib64/syscalltab.h \ 218 include/asm-sh/machtypes.h 219