# # arch/sh/Makefile # # Copyright (C) 1999 Kaz Kojima # Copyright (C) 2002, 2003, 2004 Paul Mundt # Copyright (C) 2002 M. R. Brown # # This file is subject to the terms and conditions of the GNU General Public # License. See the file "COPYING" in the main directory of this archive # for more details. # isa-y := any isa-$(CONFIG_SH_DSP) := sh isa-$(CONFIG_CPU_SH2) := sh2 isa-$(CONFIG_CPU_SH2A) := sh2a isa-$(CONFIG_CPU_SH3) := sh3 isa-$(CONFIG_CPU_SH4) := sh4 isa-$(CONFIG_CPU_SH4A) := sh4a isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al isa-$(CONFIG_CPU_SH5) := shmedia isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp ifndef CONFIG_SH_DSP ifndef CONFIG_SH_FPU isa-y := $(isa-y)-nofpu endif endif isa-y := $(isa-y)-up cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,) cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \ $(call cc-option,-m2a-nofpu,) cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,) cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml cflags-y += $(call cc-option,-mno-fdpic) # # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that # support it, while -Wa,-dsp by itself limits the range of usable opcodes # on certain CPU subtypes. Try the ISA variant first, and if that fails, # fall back on -Wa,-dsp for the old binutils versions. Even without DSP # opcodes, we always want the best ISA tuning the version of binutils # will provide. # isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),) isaflags-$(CONFIG_SH_DSP) := \ $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp) cflags-y += $(isaflags-y) -ffreestanding cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \ $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g') OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \ -R .stab -R .stabstr -S # Give the various platforms the opportunity to set default image types defaultimage-$(CONFIG_SUPERH32) := zImage # Set some sensible Kbuild defaults KBUILD_DEFCONFIG := r7780mp_defconfig KBUILD_IMAGE := $(defaultimage-y) # # Choosing incompatible machines durings configuration will result in # error messages during linking. # ifdef CONFIG_SUPERH32 LDFLAGS_vmlinux += -e _stext else LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \ --defsym phys_stext_shmedia=phys_stext+1 \ -e phys_stext_shmedia endif ifdef CONFIG_CPU_LITTLE_ENDIAN LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64' LDFLAGS += -EL else LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4' LDFLAGS += -EB endif KBUILD_CFLAGS += -pipe $(cflags-y) KBUILD_AFLAGS += $(cflags-y) head-y := arch/sh/kernel/init_task.o head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) core-y += arch/sh/kernel/ arch/sh/mm/ core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/ # Boards machdir-$(CONFIG_SH_SOLUTION_ENGINE) += se/770x machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) += se/7722 machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) += se/7751 machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) += se/7780 machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) += se/7343 machdir-$(CONFIG_SH_7721_SOLUTION_ENGINE) += se/7721 machdir-$(CONFIG_SH_HP6XX) += hp6xx machdir-$(CONFIG_SH_DREAMCAST) += dreamcast machdir-$(CONFIG_SH_SH03) += sh03 machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705 machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp machdir-$(CONFIG_SH_MIGOR) += renesas/migor machdir-$(CONFIG_SH_SDK7780) += renesas/sdk7780 machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev machdir-$(CONFIG_SH_LANDISK) += landisk machdir-$(CONFIG_SH_TITAN) += titan machdir-$(CONFIG_SH_SHMIN) += shmin machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619 machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2 machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += magicpanelr2 machdir-$(CONFIG_SH_CAYMAN) += cayman incdir-y := $(notdir $(machdir-y)) ifneq ($(machdir-y),) core-y += $(addprefix arch/sh/boards/, \ $(filter-out ., $(patsubst %,%/,$(machdir-y)))) endif # Companion chips core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2 cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3 cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4 cpuincdir-$(CONFIG_CPU_SH5) := cpu-sh5 libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) libs-y += $(LIBGCC) drivers-y += arch/sh/drivers/ drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ boot := arch/sh/boot ifneq ($(KBUILD_SRC),) incdir-prefix := $(srctree)/include/asm-sh/ else incdir-prefix := endif # Update machine arch and proc symlinks if something which affects # them changed. We use .arch and .mach to indicate when they were # updated last, otherwise make uses the target directory mtime. include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \ include/config/auto.conf FORCE @echo ' SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)' $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu @touch $@ # Most boards have their own mach directories. For the ones that # don't, just reference the parent directory so the semantics are # kept roughly the same. # # When multiple boards are compiled in at the same time, preference # for the mach link is given to whichever has a directory for its # headers. However, this is only a workaround until platforms that # can live in the same kernel image back away from relying on the # mach link. include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \ include/config/auto.conf FORCE $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi $(Q)rm -f include/asm-sh/mach $(Q)for i in $(incdir-y); do \ if [ -d $(srctree)/include/asm-sh/$$i ]; then \ echo -n ' SYMLINK include/asm-sh/mach -> '; \ echo -e "include/asm-sh/$$i"; \ ln -fsn $(incdir-prefix)$$i \ include/asm-sh/mach; \ else \ if [ ! -d include/asm-sh/mach ]; then \ echo -n ' SYMLINK include/asm-sh/mach -> '; \ echo -e 'include/asm-sh'; \ ln -fsn $(incdir-prefix)../asm-sh include/asm-sh/mach; \ fi; \ fi; \ done @touch $@ PHONY += maketools FORCE maketools: include/linux/version.h FORCE $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h all: $(KBUILD_IMAGE) zImage uImage uImage.srec vmlinux.srec: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ compressed: zImage archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools \ arch/sh/lib64/syscalltab.h archclean: $(Q)$(MAKE) $(clean)=$(boot) define archhelp @echo '* zImage - Compressed kernel image' @echo ' vmlinux.srec - Create an ELF S-record' @echo ' uImage - Create a bootable image for U-Boot' @echo ' uImage.srec - Create an S-record for U-Boot' endef define filechk_gen-syscalltab (set -e; \ echo "/*"; \ echo " * DO NOT MODIFY."; \ echo " *"; \ echo " * This file was generated by arch/sh/Makefile"; \ echo " * Any changes will be reverted at build time."; \ echo " */"; \ echo ""; \ echo "#ifndef __SYSCALLTAB_H"; \ echo "#define __SYSCALLTAB_H"; \ echo ""; \ echo "#include <linux/kernel.h>"; \ echo ""; \ echo "struct syscall_info {"; \ echo " const char *name;"; \ echo "} syscall_info_table[] = {"; \ sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \ s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \ echo "};"; \ echo ""; \ echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\ echo ""; \ echo "#endif /* __SYSCALLTAB_H */" ) endef arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S $(call filechk,gen-syscalltab) CLEAN_FILES += arch/sh/lib64/syscalltab.h \ include/asm-sh/machtypes.h \ include/asm-sh/cpu include/asm-sh/.cpu \ include/asm-sh/mach include/asm-sh/.mach