diff options
Diffstat (limited to 'arch/m68k/Makefile')
| -rw-r--r-- | arch/m68k/Makefile | 92 |
1 files changed, 67 insertions, 25 deletions
diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile index 8133dbc4496..7f7830f2c5b 100644 --- a/arch/m68k/Makefile +++ b/arch/m68k/Makefile @@ -11,14 +11,11 @@ # for more details. # # Copyright (C) 1994 by Hamish Macdonald +# Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com> # KBUILD_DEFCONFIG := multi_defconfig -# override top level makefile -AS += -m68020 -LDFLAGS := -m m68kelf -LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds ifneq ($(SUBARCH),$(ARCH)) ifeq ($(CROSS_COMPILE),) CROSS_COMPILE := $(call cc-cross-prefix, \ @@ -26,29 +23,62 @@ ifneq ($(SUBARCH),$(ARCH)) endif endif -ifdef CONFIG_SUN3 -LDFLAGS_vmlinux = -N +# +# Enable processor type. Ordering of these is important - we want to +# use the minimum processor type of the range we support. The logic +# for 680x0 will only allow use of the -m68060 or -m68040 if no other +# 680x0 type is specified - and no option is specified for 68030 or +# 68020. The other m68k/ColdFire types always specify some type of +# compiler cpu type flag. +# +ifndef CONFIG_M68040 +cpuflags-$(CONFIG_M68060) := -m68060 endif - -CHECKFLAGS += -D__mc68000__ - +ifndef CONFIG_M68060 +cpuflags-$(CONFIG_M68040) := -m68040 +endif +cpuflags-$(CONFIG_M68030) := +cpuflags-$(CONFIG_M68020) := +cpuflags-$(CONFIG_M68360) := -m68332 +cpuflags-$(CONFIG_M68000) := -m68000 +cpuflags-$(CONFIG_M5441x) := $(call cc-option,-mcpu=54455,-mcfv4e) +cpuflags-$(CONFIG_M54xx) := $(call cc-option,-mcpu=5475,-m5200) +cpuflags-$(CONFIG_M5407) := $(call cc-option,-mcpu=5407,-m5200) +cpuflags-$(CONFIG_M532x) := $(call cc-option,-mcpu=532x,-m5307) +cpuflags-$(CONFIG_M537x) := $(call cc-option,-mcpu=537x,-m5307) +cpuflags-$(CONFIG_M5307) := $(call cc-option,-mcpu=5307,-m5200) +cpuflags-$(CONFIG_M528x) := $(call cc-option,-mcpu=528x,-m5307) +cpuflags-$(CONFIG_M5275) := $(call cc-option,-mcpu=5275,-m5307) +cpuflags-$(CONFIG_M5272) := $(call cc-option,-mcpu=5272,-m5307) +cpuflags-$(CONFIG_M5271) := $(call cc-option,-mcpu=5271,-m5307) +cpuflags-$(CONFIG_M523x) := $(call cc-option,-mcpu=523x,-m5307) +cpuflags-$(CONFIG_M525x) := $(call cc-option,-mcpu=5253,-m5200) +cpuflags-$(CONFIG_M5249) := $(call cc-option,-mcpu=5249,-m5200) +cpuflags-$(CONFIG_M520x) := $(call cc-option,-mcpu=5208,-m5200) +cpuflags-$(CONFIG_M5206e) := $(call cc-option,-mcpu=5206e,-m5200) +cpuflags-$(CONFIG_M5206) := $(call cc-option,-mcpu=5206,-m5200) + +KBUILD_AFLAGS += $(cpuflags-y) +KBUILD_CFLAGS += $(cpuflags-y) -pipe +ifdef CONFIG_MMU # without -fno-strength-reduce the 53c7xx.c driver fails ;-( -KBUILD_CFLAGS += -pipe -fno-strength-reduce -ffixed-a2 +KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2 +else +# we can use a m68k-linux-gcc toolchain with these in place +KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\" +KBUILD_CFLAGS += -D__uClinux__ +KBUILD_AFLAGS += -D__uClinux__ +endif -# enable processor switch if compiled only for a single cpu -ifndef CONFIG_M68020 -ifndef CONFIG_M68030 +LDFLAGS := -m m68kelf +KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds -ifndef CONFIG_M68060 -KBUILD_CFLAGS += -m68040 +ifdef CONFIG_SUN3 +LDFLAGS_vmlinux = -N endif -ifndef CONFIG_M68040 -KBUILD_CFLAGS += -m68060 -endif +CHECKFLAGS += -D__mc68000__ -endif -endif ifdef CONFIG_KGDB # If configured for kgdb support, include debugging infos and keep the @@ -56,11 +86,15 @@ ifdef CONFIG_KGDB KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g endif -ifndef CONFIG_SUN3 -head-y := arch/m68k/kernel/head.o -else -head-y := arch/m68k/kernel/sun3-head.o -endif +# +# Select the assembler head startup code. Order is important. The default +# head code is first, processor specific selections can override it after. +# +head-y := arch/m68k/kernel/head.o +head-$(CONFIG_SUN3) := arch/m68k/kernel/sun3-head.o +head-$(CONFIG_M68360) := arch/m68k/platform/68360/head.o +head-$(CONFIG_M68000) := arch/m68k/platform/68000/head.o +head-$(CONFIG_COLDFIRE) := arch/m68k/platform/coldfire/head.o core-y += arch/m68k/kernel/ arch/m68k/mm/ libs-y += arch/m68k/lib/ @@ -76,9 +110,14 @@ core-$(CONFIG_MVME16x) += arch/m68k/mvme16x/ core-$(CONFIG_BVME6000) += arch/m68k/bvme6000/ core-$(CONFIG_SUN3X) += arch/m68k/sun3x/ arch/m68k/sun3/ core-$(CONFIG_SUN3) += arch/m68k/sun3/ arch/m68k/sun3/prom/ +core-$(CONFIG_NATFEAT) += arch/m68k/emu/ core-$(CONFIG_M68040) += arch/m68k/fpsp040/ core-$(CONFIG_M68060) += arch/m68k/ifpsp060/ core-$(CONFIG_M68KFPU_EMU) += arch/m68k/math-emu/ +core-$(CONFIG_M68360) += arch/m68k/platform/68360/ +core-$(CONFIG_M68000) += arch/m68k/platform/68000/ +core-$(CONFIG_COLDFIRE) += arch/m68k/platform/coldfire/ + all: zImage @@ -117,3 +156,6 @@ endif archclean: rm -f vmlinux.gz vmlinux.bz2 + +install: + sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)" |