1# $Id: Makefile,v 1.35 2004/04/15 03:39:20 sugioka Exp $ 2# 3# This file is subject to the terms and conditions of the GNU General Public 4# License. See the file "COPYING" in the main directory of this archive 5# for more details. 6# 7# Copyright (C) 1999 Kaz Kojima 8# Copyright (C) 2002, 2003, 2004 Paul Mundt 9# Copyright (C) 2002 M. R. Brown 10# 11# This file is included by the global makefile so that you can add your own 12# architecture-specific flags and dependencies. Remember to do have actions 13# for "archclean" and "archdep" for cleaning up and making dependencies for 14# this architecture 15# 16isa-y := any 17isa-$(CONFIG_SH_DSP) := sh 18isa-$(CONFIG_CPU_SH2) := sh2 19isa-$(CONFIG_CPU_SH2A) := sh2a 20isa-$(CONFIG_CPU_SH3) := sh3 21isa-$(CONFIG_CPU_SH4) := sh4 22isa-$(CONFIG_CPU_SH4A) := sh4a 23isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al 24 25isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp 26 27ifndef CONFIG_MMU 28isa-y := $(isa-y)-nommu 29endif 30 31ifndef CONFIG_SH_DSP 32ifndef CONFIG_SH_FPU 33isa-y := $(isa-y)-nofpu 34endif 35endif 36 37isa-y := $(isa-y)-up 38 39cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,) 40cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \ 41 $(call cc-option,-m2a-nofpu,) 42cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,) 43cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ 44 $(call cc-option,-mno-implicit-fp,-m4-nofpu) 45cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ 46 $(call cc-option,-m4a-nofpu,) 47 48cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb 49cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml 50 51# 52# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that 53# support it, while -Wa,-dsp by itself limits the range of usable opcodes 54# on certain CPU subtypes. Try the ISA variant first, and if that fails, 55# fall back on -Wa,-dsp for the old binutils versions. Even without DSP 56# opcodes, we always want the best ISA tuning the version of binutils 57# will provide. 58# 59isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),) 60 61isaflags-$(CONFIG_SH_DSP) := \ 62 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp) 63 64cflags-y += $(isaflags-y) -ffreestanding 65 66cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \ 67 $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g') 68 69OBJCOPYFLAGS := -O binary -R .note -R .comment -R .stab -R .stabstr -S 70 71# 72# arch/sh/defconfig doesn't reflect any real hardware, and as such should 73# never be used by anyone. Use a board-specific defconfig that has a 74# reasonable chance of being current instead. 75# 76KBUILD_DEFCONFIG := r7780rp_defconfig 77 78KBUILD_IMAGE := arch/sh/boot/zImage 79 80# 81# Choosing incompatible machines durings configuration will result in 82# error messages during linking. 83# 84LDFLAGS_vmlinux += -e _stext 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 94KBUILD_CFLAGS += -pipe $(cflags-y) 95KBUILD_AFLAGS += $(cflags-y) 96 97head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.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 105machdir-$(CONFIG_SH_SOLUTION_ENGINE) += se/770x 106machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) += se/7722 107machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) += se/7751 108machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) += se/7780 109machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) += se/7343 110machdir-$(CONFIG_SH_HP6XX) += hp6xx 111machdir-$(CONFIG_SH_DREAMCAST) += dreamcast 112machdir-$(CONFIG_SH_MPC1211) += mpc1211 113machdir-$(CONFIG_SH_SH03) += sh03 114machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear 115machdir-$(CONFIG_SH_HS7751RVOIP) += renesas/hs7751rvoip 116machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d 117machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh 118machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705 119machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp 120machdir-$(CONFIG_SH_7710VOIPGW) += renesas/sh7710voipgw 121machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto 122machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev 123machdir-$(CONFIG_SH_LANDISK) += landisk 124machdir-$(CONFIG_SH_TITAN) += titan 125machdir-$(CONFIG_SH_SHMIN) += shmin 126machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206 127machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619 128machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2 129machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += magicpanelr2 130 131incdir-y := $(notdir $(machdir-y)) 132 133ifneq ($(machdir-y),) 134core-y += $(addprefix arch/sh/boards/, \ 135 $(filter-out ., $(patsubst %,%/,$(machdir-y)))) 136endif 137 138# Companion chips 139core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ 140core-$(CONFIG_MFD_SM501) += arch/sh/cchips/voyagergx/ 141 142cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2 143cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a 144cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3 145cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4 146 147libs-y := arch/sh/lib/ $(libs-y) $(LIBGCC) 148 149drivers-y += arch/sh/drivers/ 150drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ 151 152boot := arch/sh/boot 153 154CPPFLAGS_vmlinux.lds := -traditional 155 156incdir-prefix := $(srctree)/include/asm-sh/ 157 158# Update machine arch and proc symlinks if something which affects 159# them changed. We use .arch and .mach to indicate when they were 160# updated last, otherwise make uses the target directory mtime. 161 162include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \ 163 include/config/auto.conf FORCE 164 @echo ' SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)' 165 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi 166 $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu 167 @touch $@ 168 169# Most boards have their own mach directories. For the ones that 170# don't, just reference the parent directory so the semantics are 171# kept roughly the same. 172# 173# When multiple boards are compiled in at the same time, preference 174# for the mach link is given to whichever has a directory for its 175# headers. However, this is only a workaround until platforms that 176# can live in the same kernel image back away from relying on the 177# mach link. 178 179include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \ 180 include/config/auto.conf FORCE 181 $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi 182 $(Q)rm -f include/asm-sh/mach 183 $(Q)for i in $(incdir-y); do \ 184 if [ -d $(incdir-prefix)$$i ]; then \ 185 echo -n ' SYMLINK include/asm-sh/mach -> '; \ 186 echo -e "include/asm-sh/$$i"; \ 187 ln -fsn $(incdir-prefix)$$i \ 188 include/asm-sh/mach; \ 189 else \ 190 if [ ! -d include/asm-sh/mach ]; then \ 191 echo -n ' SYMLINK include/asm-sh/mach -> '; \ 192 echo -e 'include/asm-sh'; \ 193 ln -fsn $(incdir-prefix) include/asm-sh/mach; \ 194 fi; \ 195 fi; \ 196 done 197 @touch $@ 198 199archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools 200 201PHONY += maketools FORCE 202maketools: include/linux/version.h FORCE 203 $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h 204 205all: zImage 206 207zImage uImage uImage.srec vmlinux.srec: vmlinux 208 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 209 210compressed: zImage 211 212archclean: 213 $(Q)$(MAKE) $(clean)=$(boot) 214 215CLEAN_FILES += include/asm-sh/machtypes.h \ 216 include/asm-sh/cpu include/asm-sh/.cpu \ 217 include/asm-sh/mach include/asm-sh/.mach 218 219define archhelp 220 @echo '* zImage - Compressed kernel image' 221 @echo ' vmlinux.srec - Create an ELF S-record' 222 @echo ' uImage - Create a bootable image for U-Boot' 223 @echo ' uImage.srec - Create an S-record for U-Boot' 224endef 225