[deliverable/linux.git] / arch / ppc / Makefile

# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies.
#
# 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.
#
# Copyright (C) 1994 by Linus Torvalds
# Changes for PPC by Gary Thomas
# Rewritten by Cort Dougan and Paul Mackerras
#

# This must match PAGE_OFFSET in include/asm-ppc/page.h.
KERNELLOAD	:= $(CONFIG_KERNEL_START)

HAS_BIARCH	:= $(call cc-option-yn, -m32)
ifeq ($(HAS_BIARCH),y)
AS		:= $(AS) -a32
LD		:= $(LD) -m elf32ppc
CC		:= $(CC) -m32
endif

LDFLAGS_vmlinux	:= -Ttext $(KERNELLOAD) -Bstatic
# The -Iarch/$(ARCH)/include is temporary while we are merging
CPPFLAGS	+= -Iarch/$(ARCH) -Iarch/$(ARCH)/include
AFLAGS		+= -Iarch/$(ARCH)
CFLAGS		+= -Iarch/$(ARCH) -msoft-float -pipe \
		-ffixed-r2 -mmultiple
CPP		= $(CC) -E $(CFLAGS)
# Temporary hack until we have migrated to asm-powerpc
LINUXINCLUDE    += -Iarch/$(ARCH)/include

CHECKFLAGS	+= -D__powerpc__

ifndef CONFIG_FSL_BOOKE
CFLAGS		+= -mstring
endif

cpu-as-$(CONFIG_PPC64BRIDGE)	+= -Wa,-mppc64bridge
cpu-as-$(CONFIG_4xx)		+= -Wa,-m405
cpu-as-$(CONFIG_6xx)		+= -Wa,-maltivec
cpu-as-$(CONFIG_POWER4)		+= -Wa,-maltivec
cpu-as-$(CONFIG_E500)		+= -Wa,-me500
cpu-as-$(CONFIG_E200)		+= -Wa,-me200

AFLAGS += $(cpu-as-y)
CFLAGS += $(cpu-as-y)

# Default to the common case.
KBUILD_DEFCONFIG := common_defconfig

head-y				:= arch/ppc/kernel/head.o
head-$(CONFIG_8xx)		:= arch/ppc/kernel/head_8xx.o
head-$(CONFIG_4xx)		:= arch/ppc/kernel/head_4xx.o
head-$(CONFIG_44x)		:= arch/ppc/kernel/head_44x.o
head-$(CONFIG_FSL_BOOKE)	:= arch/ppc/kernel/head_fsl_booke.o

head-$(CONFIG_6xx)		+= arch/ppc/kernel/idle_6xx.o
head-$(CONFIG_POWER4)		+= arch/ppc/kernel/idle_power4.o
head-$(CONFIG_PPC_FPU)		+= arch/ppc/kernel/fpu.o

core-y				+= arch/ppc/kernel/ arch/ppc/platforms/ \
				   arch/ppc/mm/ arch/ppc/lib/ arch/ppc/syslib/
core-$(CONFIG_4xx)		+= arch/ppc/platforms/4xx/
core-$(CONFIG_83xx)		+= arch/ppc/platforms/83xx/
core-$(CONFIG_85xx)		+= arch/ppc/platforms/85xx/
core-$(CONFIG_MATH_EMULATION)	+= arch/ppc/math-emu/
core-$(CONFIG_XMON)		+= arch/ppc/xmon/
core-$(CONFIG_APUS)		+= arch/ppc/amiga/
drivers-$(CONFIG_8xx)		+= arch/ppc/8xx_io/
drivers-$(CONFIG_4xx)		+= arch/ppc/4xx_io/
drivers-$(CONFIG_CPM2)		+= arch/ppc/8260_io/

drivers-$(CONFIG_OPROFILE)	+= arch/ppc/oprofile/

BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm

.PHONY: $(BOOT_TARGETS)

all: uImage zImage

CPPFLAGS_vmlinux.lds	:= -Upowerpc

# All the instructions talk about "make bzImage".
bzImage: zImage

boot := arch/$(ARCH)/boot

$(BOOT_TARGETS): vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $@

uImage: vmlinux
	$(Q)$(MAKE) $(build)=$(boot)/images $(boot)/images/$@

define archhelp
  @echo '* zImage          - Compressed kernel image (arch/$(ARCH)/boot/images/zImage.*)'
  @echo '  uImage          - Create a bootable image for U-Boot / PPCBoot'
  @echo '  install         - Install kernel using'
  @echo '                    (your) ~/bin/installkernel or'
  @echo '                    (distribution) /sbin/installkernel or'
  @echo '                    install to $$(INSTALL_PATH) and run lilo'
  @echo '  *_defconfig     - Select default config from arch/$(ARCH)/ppc/configs'
endef

archclean:
	$(Q)$(MAKE) $(clean)=arch/ppc/boot
	# Temporary hack until we have migrated to asm-powerpc
	$(Q)rm -rf arch/$(ARCH)/include

archprepare: checkbin

# Temporary hack until we have migrated to asm-powerpc
include/asm: arch/$(ARCH)/include/asm
arch/$(ARCH)/include/asm:
	$(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
	$(Q)ln -fsn $(srctree)/include/asm-powerpc arch/$(ARCH)/include/asm

# Use the file '.tmp_gas_check' for binutils tests, as gas won't output
# to stdout and these checks are run even on install targets.
TOUT	:= .tmp_gas_check
# Ensure this is binutils 2.12.1 (or 2.12.90.0.7) or later for altivec
# instructions.
# gcc-3.4 and binutils-2.14 are a fatal combination.
GCC_VERSION	:= $(call cc-version)

checkbin:
	@if test "$(GCC_VERSION)" = "0304" ; then \
		if ! /bin/echo mftb 5 | $(AS) -v -mppc -many -o $(TOUT) >/dev/null 2>&1 ; then \
			echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build '; \
			echo 'correctly with gcc-3.4 and your version of binutils.'; \
			echo '*** Please upgrade your binutils or downgrade your gcc'; \
			false; \
		fi ; \
	fi
	@if ! /bin/echo dssall | $(AS) -many -o $(TOUT) >/dev/null 2>&1 ; then \
		echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build ' ; \
		echo 'correctly with old versions of binutils.' ; \
		echo '*** Please upgrade your binutils to 2.12.1 or newer' ; \
		false ; \
	fi

CLEAN_FILES += $(TOUT)
Commit	Line	Data
1da177e4 LT	1	# This file is included by the global makefile so that you can add your own
	2	# architecture-specific flags and dependencies.
	3	#
	4	# This file is subject to the terms and conditions of the GNU General Public
	5	# License. See the file "COPYING" in the main directory of this archive
	6	# for more details.
	7	#
	8	# Copyright (C) 1994 by Linus Torvalds
	9	# Changes for PPC by Gary Thomas
	10	# Rewritten by Cort Dougan and Paul Mackerras
	11	#
	12
	13	# This must match PAGE_OFFSET in include/asm-ppc/page.h.
	14	KERNELLOAD := $(CONFIG_KERNEL_START)
	15
	16	HAS_BIARCH := $(call cc-option-yn, -m32)
	17	ifeq ($(HAS_BIARCH),y)
	18	AS := $(AS) -a32
	19	LD := $(LD) -m elf32ppc
	20	CC := $(CC) -m32
	21	endif
	22
	23	LDFLAGS_vmlinux := -Ttext $(KERNELLOAD) -Bstatic
b35b7072 SR	24	# The -Iarch/$(ARCH)/include is temporary while we are merging
b35b7072 SR	25	CPPFLAGS += -Iarch/$(ARCH) -Iarch/$(ARCH)/include
1da177e4 LT	26	AFLAGS += -Iarch/$(ARCH)
	27	CFLAGS += -Iarch/$(ARCH) -msoft-float -pipe \
	28	-ffixed-r2 -mmultiple
	29	CPP = $(CC) -E $(CFLAGS)
45e2a6e4	30	# Temporary hack until we have migrated to asm-powerpc
b35b7072	31	LINUXINCLUDE += -Iarch/$(ARCH)/include
1da177e4 LT	32
	33	CHECKFLAGS += -D__powerpc__
	34
33d9e9b5	35	ifndef CONFIG_FSL_BOOKE
1da177e4 LT	36	CFLAGS += -mstring
	37	endif
	38
	39	cpu-as-$(CONFIG_PPC64BRIDGE) += -Wa,-mppc64bridge
	40	cpu-as-$(CONFIG_4xx) += -Wa,-m405
	41	cpu-as-$(CONFIG_6xx) += -Wa,-maltivec
	42	cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec
	43	cpu-as-$(CONFIG_E500) += -Wa,-me500
33d9e9b5	44	cpu-as-$(CONFIG_E200) += -Wa,-me200
1da177e4 LT	45
	46	AFLAGS += $(cpu-as-y)
	47	CFLAGS += $(cpu-as-y)
	48
	49	# Default to the common case.
	50	KBUILD_DEFCONFIG := common_defconfig
	51
	52	head-y := arch/ppc/kernel/head.o
	53	head-$(CONFIG_8xx) := arch/ppc/kernel/head_8xx.o
	54	head-$(CONFIG_4xx) := arch/ppc/kernel/head_4xx.o
	55	head-$(CONFIG_44x) := arch/ppc/kernel/head_44x.o
	56	head-$(CONFIG_FSL_BOOKE) := arch/ppc/kernel/head_fsl_booke.o
	57
	58	head-$(CONFIG_6xx) += arch/ppc/kernel/idle_6xx.o
	59	head-$(CONFIG_POWER4) += arch/ppc/kernel/idle_power4.o
443a848c	60	head-$(CONFIG_PPC_FPU) += arch/ppc/kernel/fpu.o
1da177e4 LT	61
	62	core-y += arch/ppc/kernel/ arch/ppc/platforms/ \
	63	arch/ppc/mm/ arch/ppc/lib/ arch/ppc/syslib/
	64	core-$(CONFIG_4xx) += arch/ppc/platforms/4xx/
	65	core-$(CONFIG_83xx) += arch/ppc/platforms/83xx/
	66	core-$(CONFIG_85xx) += arch/ppc/platforms/85xx/
	67	core-$(CONFIG_MATH_EMULATION) += arch/ppc/math-emu/
	68	core-$(CONFIG_XMON) += arch/ppc/xmon/
	69	core-$(CONFIG_APUS) += arch/ppc/amiga/
	70	drivers-$(CONFIG_8xx) += arch/ppc/8xx_io/
	71	drivers-$(CONFIG_4xx) += arch/ppc/4xx_io/
	72	drivers-$(CONFIG_CPM2) += arch/ppc/8260_io/
	73
	74	drivers-$(CONFIG_OPROFILE) += arch/ppc/oprofile/
	75
	76	BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm
	77
	78	.PHONY: $(BOOT_TARGETS)
	79
	80	all: uImage zImage
	81
	82	CPPFLAGS_vmlinux.lds := -Upowerpc
	83
	84	# All the instructions talk about "make bzImage".
	85	bzImage: zImage
	86
	87	boot := arch/$(ARCH)/boot
	88
	89	$(BOOT_TARGETS): vmlinux
	90	$(Q)$(MAKE) $(build)=$(boot) $@
	91
	92	uImage: vmlinux
	93	$(Q)$(MAKE) $(build)=$(boot)/images $(boot)/images/$@
	94
	95	define archhelp
	96	@echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/images/zImage.*)'
	97	@echo ' uImage - Create a bootable image for U-Boot / PPCBoot'
	98	@echo ' install - Install kernel using'
	99	@echo ' (your) ~/bin/installkernel or'
	100	@echo ' (distribution) /sbin/installkernel or'
	101	@echo ' install to $$(INSTALL_PATH) and run lilo'
	102	@echo ' *_defconfig - Select default config from arch/$(ARCH)/ppc/configs'
	103	endef
	104
	105	archclean:
	106	$(Q)$(MAKE) $(clean)=arch/ppc/boot
b35b7072 SR	107	# Temporary hack until we have migrated to asm-powerpc
b35b7072 SR	108	$(Q)rm -rf arch/$(ARCH)/include
1da177e4	109
5bb78269	110	archprepare: checkbin
1da177e4	111
45e2a6e4	112	# Temporary hack until we have migrated to asm-powerpc
b35b7072 SR	113	include/asm: arch/$(ARCH)/include/asm
	114	arch/$(ARCH)/include/asm:
	115	$(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
	116	$(Q)ln -fsn $(srctree)/include/asm-powerpc arch/$(ARCH)/include/asm
45e2a6e4	117
1da177e4 LT	118	# Use the file '.tmp_gas_check' for binutils tests, as gas won't output
	119	# to stdout and these checks are run even on install targets.
	120	TOUT := .tmp_gas_check
	121	# Ensure this is binutils 2.12.1 (or 2.12.90.0.7) or later for altivec
	122	# instructions.
	123	# gcc-3.4 and binutils-2.14 are a fatal combination.
	124	GCC_VERSION := $(call cc-version)
	125
	126	checkbin:
	127	@if test "$(GCC_VERSION)" = "0304" ; then \
	128	if ! /bin/echo mftb 5 \| $(AS) -v -mppc -many -o $(TOUT) >/dev/null 2>&1 ; then \
	129	echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build '; \
	130	echo 'correctly with gcc-3.4 and your version of binutils.'; \
	131	echo '*** Please upgrade your binutils or downgrade your gcc'; \
	132	false; \
	133	fi ; \
	134	fi
	135	@if ! /bin/echo dssall \| $(AS) -many -o $(TOUT) >/dev/null 2>&1 ; then \
	136	echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build ' ; \
	137	echo 'correctly with old versions of binutils.' ; \
	138	echo '*** Please upgrade your binutils to 2.12.1 or newer' ; \
	139	false ; \
	140	fi
	141
0013a854	142	CLEAN_FILES += $(TOUT)
1da177e4	143