[PATCH] sh: Move CPU subtype configuration to its own Kconfig
[linux-2.6.git] / arch / sh / Makefile
index 67192d6b00d8ec550c853e1fdc9b7010e1ea02e3..08c9515c480620f640620940b15fdfe2d7d8b44e 100644 (file)
 cflags-y                               := -mb
 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)     := -ml
 
+isa-y                                  := any
+isa-$(CONFIG_CPU_SH2)                  := sh2
+isa-$(CONFIG_CPU_SH3)                  := sh3
+isa-$(CONFIG_CPU_SH4)                  := sh4
+isa-$(CONFIG_CPU_SH4A)                 := sh4a
+isa-$(CONFIG_CPU_SH2A)                 := sh2a
+
+isa-$(CONFIG_SH_DSP)                   := $(isa-y)-dsp
+
+ifndef CONFIG_MMU
+isa-y                  := $(isa-y)-nommu
+endif
+
+ifndef CONFIG_SH_FPU
+isa-y                  := $(isa-y)-nofpu
+endif
+
+cflags-y       += $(call as-option,-Wa$(comma)-isa=$(isa-y),)
+
 cflags-$(CONFIG_CPU_SH2)               += -m2
 cflags-$(CONFIG_CPU_SH3)               += -m3
 cflags-$(CONFIG_CPU_SH4)               += -m4 \
        $(call cc-option,-mno-implicit-fp,-m4-nofpu)
+cflags-$(CONFIG_CPU_SH4A)              += $(call cc-option,-m4a-nofpu,)
 
 cflags-$(CONFIG_SH_DSP)                        += -Wa,-dsp
 cflags-$(CONFIG_SH_KGDB)               += -g
@@ -67,9 +87,7 @@ machdir-$(CONFIG_SH_7300_SOLUTION_ENGINE)     := se/7300
 machdir-$(CONFIG_SH_73180_SOLUTION_ENGINE)     := se/73180
 machdir-$(CONFIG_SH_STB1_HARP)                 := harp
 machdir-$(CONFIG_SH_STB1_OVERDRIVE)            := overdrive
-machdir-$(CONFIG_SH_HP620)                     := hp6xx/hp620
-machdir-$(CONFIG_SH_HP680)                     := hp6xx/hp680
-machdir-$(CONFIG_SH_HP690)                     := hp6xx/hp690
+machdir-$(CONFIG_SH_HP6XX)                     := hp6xx
 machdir-$(CONFIG_SH_CQREEK)                    := cqreek
 machdir-$(CONFIG_SH_DMIDA)                     := dmida
 machdir-$(CONFIG_SH_EC3104)                    := ec3104
@@ -119,31 +137,39 @@ boot := arch/sh/boot
 
 CPPFLAGS_vmlinux.lds := -traditional
 
+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: $(wildcard include/config/cpu/*.h) include/config/MARKER
        @echo '  SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)'
-ifneq ($(KBUILD_SRC),)
-       $(Q)mkdir -p include/asm-sh
-       $(Q)ln -fsn $(srctree)/include/asm-sh/$(cpuincdir-y) include/asm-sh/cpu
-else
-       $(Q)ln -fsn $(cpuincdir-y) include/asm-sh/cpu
-endif
+       $(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.
+
 include/asm-sh/.mach: $(wildcard include/config/sh/*.h) include/config/MARKER
-       @echo '  SYMLINK include/asm-sh/mach -> include/asm-sh/$(incdir-y)'
-ifneq ($(KBUILD_SRC),)
-       $(Q)mkdir -p include/asm-sh
-       $(Q)ln -fsn $(srctree)/include/asm-sh/$(incdir-y) include/asm-sh/mach
-else
-       $(Q)ln -fsn $(incdir-y) include/asm-sh/mach
-endif
+       @echo -n '  SYMLINK include/asm-sh/mach -> '
+       $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
+       $(Q)if [ -d $(incdir-prefix)$(incdir-y) ]; then \
+               echo -e 'include/asm-sh/$(incdir-y)'; \
+               ln -fsn $(incdir-prefix)$(incdir-y) \
+                       include/asm-sh/mach; \
+       else \
+               echo -e 'include/asm-sh'; \
+               ln -fsn $(incdir-prefix) include/asm-sh/mach; \
+       fi
        @touch $@
 
-
 archprepare: maketools include/asm-sh/.cpu include/asm-sh/.mach
 
 .PHONY: maketools FORCE