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   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 #
  16 isa-y                                   := any
  17 isa-$(CONFIG_SH_DSP)                    := sh
  18 isa-$(CONFIG_CPU_SH2)                   := sh2
  19 isa-$(CONFIG_CPU_SH2A)                  := sh2a
  20 isa-$(CONFIG_CPU_SH3)                   := sh3
  21 isa-$(CONFIG_CPU_SH4)                   := sh4
  22 isa-$(CONFIG_CPU_SH4A)                  := sh4a
  23 isa-$(CONFIG_CPU_SH4AL_DSP)             := sh4al
  24
  25 isa-$(CONFIG_SH_DSP)                    := $(isa-y)-dsp
  26
  27 ifndef CONFIG_MMU
  28 isa-y                   := $(isa-y)-nommu
  29 endif
  30
  31 ifndef CONFIG_SH_DSP
  32 ifndef CONFIG_SH_FPU
  33 isa-y                   := $(isa-y)-nofpu
  34 endif
  35 endif
  36
  37 cflags-$(CONFIG_CPU_SH2)                := $(call cc-option,-m2,)
  38 cflags-$(CONFIG_CPU_SH2A)               := $(call cc-option,-m2a,) \
  39                                            $(call cc-option,-m2a-nofpu,)
  40 cflags-$(CONFIG_CPU_SH3)                := $(call cc-option,-m3,)
  41 cflags-$(CONFIG_CPU_SH4)                := $(call cc-option,-m4,) \
  42         $(call cc-option,-mno-implicit-fp,-m4-nofpu)
  43 cflags-$(CONFIG_CPU_SH4A)               := $(call cc-option,-m4a,) \
  44                                            $(call cc-option,-m4a-nofpu,)
  45
  46 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += -mb
  47 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += -ml
  48
  49 cflags-y        += $(call as-option,-Wa$(comma)-isa=$(isa-y),) -ffreestanding
  50
  51 cflags-$(CONFIG_SH_DSP)                 += -Wa,-dsp
  52
  53 cflags-$(CONFIG_MORE_COMPILE_OPTIONS)   += \
  54         $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
  55
  56 OBJCOPYFLAGS    := -O binary -R .note -R .comment -R .stab -R .stabstr -S
  57
  58 #
  59 # arch/sh/defconfig doesn't reflect any real hardware, and as such should
  60 # never be used by anyone. Use a board-specific defconfig that has a
  61 # reasonable chance of being current instead.
  62 #
  63 KBUILD_DEFCONFIG := r7780rp_defconfig
  64
  65 KBUILD_IMAGE    := arch/sh/boot/zImage
  66
  67 #
  68 # Choosing incompatible machines durings configuration will result in
  69 # error messages during linking.
  70 #
  71 LDFLAGS_vmlinux     += -e _stext
  72
  73 ifdef CONFIG_CPU_LITTLE_ENDIAN
  74 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64'
  75 LDFLAGS                 += -EL
  76 else
  77 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64+4'
  78 LDFLAGS                 += -EB
  79 endif
  80
  81 CFLAGS          += -pipe $(cflags-y)
  82 AFLAGS          += $(cflags-y)
  83
  84 head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.o
  85
  86 LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
  87
  88 core-y                          += arch/sh/kernel/ arch/sh/mm/
  89 core-$(CONFIG_SH_FPU_EMU)       += arch/sh/math-emu/
  90
  91 # Boards
  92 machdir-$(CONFIG_SH_SOLUTION_ENGINE)            += se/770x
  93 machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE)       += se/7722
  94 machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)       += se/7751
  95 machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE)       += se/7780
  96 machdir-$(CONFIG_SH_7300_SOLUTION_ENGINE)       += se/7300
  97 machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE)       += se/7343
  98 machdir-$(CONFIG_SH_73180_SOLUTION_ENGINE)      += se/73180
  99 machdir-$(CONFIG_SH_HP6XX)                      += hp6xx
 100 machdir-$(CONFIG_SH_SATURN)                     += saturn
 101 machdir-$(CONFIG_SH_DREAMCAST)                  += dreamcast
 102 machdir-$(CONFIG_SH_MPC1211)                    += mpc1211
 103 machdir-$(CONFIG_SH_SH03)                       += sh03
 104 machdir-$(CONFIG_SH_SECUREEDGE5410)             += snapgear
 105 machdir-$(CONFIG_SH_HS7751RVOIP)                += renesas/hs7751rvoip
 106 machdir-$(CONFIG_SH_RTS7751R2D)                 += renesas/rts7751r2d
 107 machdir-$(CONFIG_SH_7751_SYSTEMH)               += renesas/systemh
 108 machdir-$(CONFIG_SH_EDOSK7705)                  += renesas/edosk7705
 109 machdir-$(CONFIG_SH_HIGHLANDER)                 += renesas/r7780rp
 110 machdir-$(CONFIG_SH_7710VOIPGW)                 += renesas/sh7710voipgw
 111 machdir-$(CONFIG_SH_SH4202_MICRODEV)            += superh/microdev
 112 machdir-$(CONFIG_SH_LANDISK)                    += landisk
 113 machdir-$(CONFIG_SH_TITAN)                      += titan
 114 machdir-$(CONFIG_SH_SHMIN)                      += shmin
 115 machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE)       += se/7206
 116 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE)       += se/7619
 117 machdir-$(CONFIG_SH_LBOX_RE2)                   += lboxre2
 118
 119 incdir-y        := $(notdir $(machdir-y))
 120
 121 ifneq ($(machdir-y),)
 122 core-y  += $(addprefix arch/sh/boards/, \
 123              $(filter-out ., $(patsubst %,%/,$(machdir-y))))
 124 endif
 125
 126 # Companion chips
 127 core-$(CONFIG_HD64461)          += arch/sh/cchips/hd6446x/hd64461/
 128 core-$(CONFIG_HD64465)          += arch/sh/cchips/hd6446x/hd64465/
 129 core-$(CONFIG_VOYAGERGX)        += arch/sh/cchips/voyagergx/
 130
 131 cpuincdir-$(CONFIG_CPU_SH2)     := cpu-sh2
 132 cpuincdir-$(CONFIG_CPU_SH2A)    := cpu-sh2a
 133 cpuincdir-$(CONFIG_CPU_SH3)     := cpu-sh3
 134 cpuincdir-$(CONFIG_CPU_SH4)     := cpu-sh4
 135
 136 libs-y                          := arch/sh/lib/ $(libs-y) $(LIBGCC)
 137
 138 drivers-y                       += arch/sh/drivers/
 139 drivers-$(CONFIG_OPROFILE)      += arch/sh/oprofile/
 140
 141 boot := arch/sh/boot
 142
 143 CPPFLAGS_vmlinux.lds := -traditional
 144
 145 incdir-prefix   := $(srctree)/include/asm-sh/
 146
 147 #       Update machine arch and proc symlinks if something which affects
 148 #       them changed.  We use .arch and .mach to indicate when they were
 149 #       updated last, otherwise make uses the target directory mtime.
 150
 151 include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \
 152                      include/config/auto.conf FORCE
 153         @echo '  SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)'
 154         $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
 155         $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu
 156         @touch $@
 157
 158 #       Most boards have their own mach directories.  For the ones that
 159 #       don't, just reference the parent directory so the semantics are
 160 #       kept roughly the same.
 161 #
 162 #       When multiple boards are compiled in at the same time, preference
 163 #       for the mach link is given to whichever has a directory for its
 164 #       headers. However, this is only a workaround until platforms that
 165 #       can live in the same kernel image back away from relying on the
 166 #       mach link.
 167
 168 include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \
 169                       include/config/auto.conf FORCE
 170         $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
 171         $(Q)rm -f include/asm-sh/mach
 172         $(Q)for i in $(incdir-y); do \
 173         if [ -d $(incdir-prefix)$$i ]; then \
 174                 echo -n '  SYMLINK include/asm-sh/mach -> '; \
 175                 echo -e "include/asm-sh/$$i"; \
 176                 ln -fsn $(incdir-prefix)$$i \
 177                         include/asm-sh/mach; \
 178         else \
 179                 if [ ! -d include/asm-sh/mach ]; then \
 180                         echo -n '  SYMLINK include/asm-sh/mach -> '; \
 181                         echo -e 'include/asm-sh'; \
 182                         ln -fsn $(incdir-prefix) include/asm-sh/mach; \
 183                 fi; \
 184         fi; \
 185         done
 186         @touch $@
 187
 188 archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools
 189
 190 PHONY += maketools FORCE
 191 maketools:  include/linux/version.h FORCE
 192         $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
 193
 194 all: zImage
 195
 196 zImage uImage uImage.srec vmlinux.srec: vmlinux
 197         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 198
 199 compressed: zImage
 200
 201 archclean:
 202         $(Q)$(MAKE) $(clean)=$(boot)
 203
 204 CLEAN_FILES += include/asm-sh/machtypes.h
 205
 206 define archhelp
 207         @echo '* zImage                    - Compressed kernel image'
 208         @echo '  vmlinux.srec              - Create an ELF S-record'
 209         @echo '  uImage                    - Create a bootable image for U-Boot'
 210         @echo '  uImage.srec               - Create an S-record for U-Boot'
 211 endef