[linux-2.6-block.git] / arch / i386 / Makefile

#
# i386/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
# for "archclean" cleaning up for this architecture.
#
# 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
#
# 19990713  Artur Skawina <skawina@geocities.com>
#           Added '-march' and '-mpreferred-stack-boundary' support
#
# 20050320  Kianusch Sayah Karadji <kianusch@sk-tech.net>
#           Added support for GEODE CPU

HAS_BIARCH      := $(call cc-option-yn, -m32)
ifeq ($(HAS_BIARCH),y)
AS              := $(AS) --32
LD              := $(LD) -m elf_i386
CC              := $(CC) -m32
endif

LDFLAGS		:= -m elf_i386
OBJCOPYFLAGS	:= -O binary -R .note -R .comment -S
ifdef CONFIG_RELOCATABLE
LDFLAGS_vmlinux := --emit-relocs
endif
CHECKFLAGS	+= -D__i386__

CFLAGS += -pipe -msoft-float -mregparm=3 -freg-struct-return

# prevent gcc from keeping the stack 16 byte aligned
CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2)

# CPU-specific tuning. Anything which can be shared with UML should go here.
include $(srctree)/arch/i386/Makefile.cpu

# temporary until string.h is fixed
cflags-y += -ffreestanding

# this works around some issues with generating unwind tables in older gccs
# newer gccs do it by default
cflags-y += -maccumulate-outgoing-args

# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
# a lot more stack due to the lack of sharing of stacklots:
CFLAGS				+= $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;)

# do binutils support CFI?
cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)

# is .cfi_signal_frame supported too?
cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)

CFLAGS += $(cflags-y)

# Default subarch .c files
mcore-y  := mach-default

# Voyager subarch support
mflags-$(CONFIG_X86_VOYAGER)	:= -Iinclude/asm-i386/mach-voyager
mcore-$(CONFIG_X86_VOYAGER)	:= mach-voyager

# VISWS subarch support
mflags-$(CONFIG_X86_VISWS)	:= -Iinclude/asm-i386/mach-visws
mcore-$(CONFIG_X86_VISWS)	:= mach-visws

# NUMAQ subarch support
mflags-$(CONFIG_X86_NUMAQ)	:= -Iinclude/asm-i386/mach-numaq
mcore-$(CONFIG_X86_NUMAQ)	:= mach-default

# BIGSMP subarch support
mflags-$(CONFIG_X86_BIGSMP)	:= -Iinclude/asm-i386/mach-bigsmp
mcore-$(CONFIG_X86_BIGSMP)	:= mach-default

#Summit subarch support
mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit
mcore-$(CONFIG_X86_SUMMIT)  := mach-default

# generic subarchitecture
mflags-$(CONFIG_X86_GENERICARCH) := -Iinclude/asm-i386/mach-generic
mcore-$(CONFIG_X86_GENERICARCH) := mach-default
core-$(CONFIG_X86_GENERICARCH) += arch/i386/mach-generic/

# ES7000 subarch support
mflags-$(CONFIG_X86_ES7000)	:= -Iinclude/asm-i386/mach-es7000
mcore-$(CONFIG_X86_ES7000)	:= mach-default
core-$(CONFIG_X86_ES7000)	:= arch/i386/mach-es7000/

# default subarch .h files
mflags-y += -Iinclude/asm-i386/mach-default

head-y := arch/i386/kernel/head.o arch/i386/kernel/init_task.o

libs-y 					+= arch/i386/lib/
core-y					+= arch/i386/kernel/ \
					   arch/i386/mm/ \
					   arch/i386/$(mcore-y)/ \
					   arch/i386/crypto/
drivers-$(CONFIG_MATH_EMULATION)	+= arch/i386/math-emu/
drivers-$(CONFIG_PCI)			+= arch/i386/pci/
# must be linked after kernel/
drivers-$(CONFIG_OPROFILE)		+= arch/i386/oprofile/
drivers-$(CONFIG_PM)			+= arch/i386/power/

CFLAGS += $(mflags-y)
AFLAGS += $(mflags-y)

boot := arch/i386/boot

PHONY += zImage bzImage compressed zlilo bzlilo \
         zdisk bzdisk fdimage fdimage144 fdimage288 isoimage install

all: bzImage

# KBUILD_IMAGE specify target image being built
                    KBUILD_IMAGE := $(boot)/bzImage
zImage zlilo zdisk: KBUILD_IMAGE := arch/i386/boot/zImage

zImage bzImage: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $(KBUILD_IMAGE)

compressed: zImage

zlilo bzlilo: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zlilo

zdisk bzdisk: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk

fdimage fdimage144 fdimage288 isoimage: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@

install:
	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install

archclean:
	$(Q)$(MAKE) $(clean)=arch/i386/boot

define archhelp
  echo  '* bzImage	- Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
  echo  '  install	- Install kernel using'
  echo  '		   (your) ~/bin/installkernel or'
  echo  '		   (distribution) /sbin/installkernel or'
  echo  '		   install to $$(INSTALL_PATH) and run lilo'
  echo  '  bzdisk       - Create a boot floppy in /dev/fd0'
  echo  '  fdimage      - Create a boot floppy image'
  echo  '  isoimage     - Create a boot CD-ROM image'
endef

CLEAN_FILES += arch/$(ARCH)/boot/fdimage \
	       arch/$(ARCH)/boot/image.iso \
	       arch/$(ARCH)/boot/mtools.conf
Commit	Line	Data
1da177e4 LT	1	#
	2	# i386/Makefile
	3	#
	4	# This file is included by the global makefile so that you can add your own
	5	# architecture-specific flags and dependencies. Remember to do have actions
	6	# for "archclean" cleaning up for this architecture.
	7	#
	8	# This file is subject to the terms and conditions of the GNU General Public
	9	# License. See the file "COPYING" in the main directory of this archive
	10	# for more details.
	11	#
	12	# Copyright (C) 1994 by Linus Torvalds
	13	#
	14	# 19990713 Artur Skawina <skawina@geocities.com>
	15	# Added '-march' and '-mpreferred-stack-boundary' support
	16	#
47137419	17	# 20050320 Kianusch Sayah Karadji <kianusch@sk-tech.net>
1da177e4 LT	18	# Added support for GEODE CPU
1da177e4 LT	19
d0e7feb0 PA	20	HAS_BIARCH := $(call cc-option-yn, -m32)
	21	ifeq ($(HAS_BIARCH),y)
	22	AS := $(AS) --32
	23	LD := $(LD) -m elf_i386
	24	CC := $(CC) -m32
	25	endif
	26
1da177e4 LT	27	LDFLAGS := -m elf_i386
1da177e4 LT	28	OBJCOPYFLAGS := -O binary -R .note -R .comment -S
968de4f0 EB	29	ifdef CONFIG_RELOCATABLE
	30	LDFLAGS_vmlinux := --emit-relocs
	31	endif
1da177e4 LT	32	CHECKFLAGS += -D__i386__
1da177e4 LT	33
25165120	34	CFLAGS += -pipe -msoft-float -mregparm=3 -freg-struct-return
1da177e4 LT	35
1da177e4 LT	36	# prevent gcc from keeping the stack 16 byte aligned
b4652239	37	CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2)
1da177e4	38
96d55b88 PBG	39	# CPU-specific tuning. Anything which can be shared with UML should go here.
96d55b88 PBG	40	include $(srctree)/arch/i386/Makefile.cpu
1da177e4	41
6edfba1b AK	42	# temporary until string.h is fixed
	43	cflags-y += -ffreestanding
	44
cdfce1f5 AK	45	# this works around some issues with generating unwind tables in older gccs
	46	# newer gccs do it by default
	47	cflags-y += -maccumulate-outgoing-args
	48
9ab34fe7 IM	49	# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
	50	# a lot more stack due to the lack of sharing of stacklots:
	51	CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;)
1da177e4	52
e2414910 AK	53	# do binutils support CFI?
	54	cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
	55	AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
adf14236 JB	56
adf14236 JB	57	# is .cfi_signal_frame supported too?
da8604cc AM	58	cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
da8604cc AM	59	AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
e2414910	60
1da177e4 LT	61	CFLAGS += $(cflags-y)
	62
	63	# Default subarch .c files
	64	mcore-y := mach-default
	65
	66	# Voyager subarch support
	67	mflags-$(CONFIG_X86_VOYAGER) := -Iinclude/asm-i386/mach-voyager
	68	mcore-$(CONFIG_X86_VOYAGER) := mach-voyager
	69
	70	# VISWS subarch support
	71	mflags-$(CONFIG_X86_VISWS) := -Iinclude/asm-i386/mach-visws
	72	mcore-$(CONFIG_X86_VISWS) := mach-visws
	73
	74	# NUMAQ subarch support
	75	mflags-$(CONFIG_X86_NUMAQ) := -Iinclude/asm-i386/mach-numaq
	76	mcore-$(CONFIG_X86_NUMAQ) := mach-default
	77
	78	# BIGSMP subarch support
	79	mflags-$(CONFIG_X86_BIGSMP) := -Iinclude/asm-i386/mach-bigsmp
	80	mcore-$(CONFIG_X86_BIGSMP) := mach-default
	81
	82	#Summit subarch support
	83	mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit
	84	mcore-$(CONFIG_X86_SUMMIT) := mach-default
	85
	86	# generic subarchitecture
	87	mflags-$(CONFIG_X86_GENERICARCH) := -Iinclude/asm-i386/mach-generic
	88	mcore-$(CONFIG_X86_GENERICARCH) := mach-default
	89	core-$(CONFIG_X86_GENERICARCH) += arch/i386/mach-generic/
	90
	91	# ES7000 subarch support
	92	mflags-$(CONFIG_X86_ES7000) := -Iinclude/asm-i386/mach-es7000
	93	mcore-$(CONFIG_X86_ES7000) := mach-default
	94	core-$(CONFIG_X86_ES7000) := arch/i386/mach-es7000/
	95
	96	# default subarch .h files
	97	mflags-y += -Iinclude/asm-i386/mach-default
	98
	99	head-y := arch/i386/kernel/head.o arch/i386/kernel/init_task.o
	100
	101	libs-y += arch/i386/lib/
	102	core-y += arch/i386/kernel/ \
	103	arch/i386/mm/ \
	104	arch/i386/$(mcore-y)/ \
	105	arch/i386/crypto/
	106	drivers-$(CONFIG_MATH_EMULATION) += arch/i386/math-emu/
	107	drivers-$(CONFIG_PCI) += arch/i386/pci/
	108	# must be linked after kernel/
	109	drivers-$(CONFIG_OPROFILE) += arch/i386/oprofile/
	110	drivers-$(CONFIG_PM) += arch/i386/power/
	111
	112	CFLAGS += $(mflags-y)
	113	AFLAGS += $(mflags-y)
	114
	115	boot := arch/i386/boot
	116
4f193362	117	PHONY += zImage bzImage compressed zlilo bzlilo \
841b8a46	118	zdisk bzdisk fdimage fdimage144 fdimage288 isoimage install
1da177e4 LT	119
	120	all: bzImage
	121
	122	# KBUILD_IMAGE specify target image being built
	123	KBUILD_IMAGE := $(boot)/bzImage
	124	zImage zlilo zdisk: KBUILD_IMAGE := arch/i386/boot/zImage
	125
	126	zImage bzImage: vmlinux
	127	$(Q)$(MAKE) $(build)=$(boot) $(KBUILD_IMAGE)
	128
	129	compressed: zImage
	130
	131	zlilo bzlilo: vmlinux
	132	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zlilo
	133
	134	zdisk bzdisk: vmlinux
	135	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk
	136
841b8a46	137	fdimage fdimage144 fdimage288 isoimage: vmlinux
1da177e4 LT	138	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@
1da177e4 LT	139
0d20babd	140	install:
2cacb3da	141	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
1da177e4	142
1da177e4 LT	143	archclean:
	144	$(Q)$(MAKE) $(clean)=arch/i386/boot
	145
	146	define archhelp
	147	echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
	148	echo ' install - Install kernel using'
	149	echo ' (your) ~/bin/installkernel or'
	150	echo ' (distribution) /sbin/installkernel or'
	151	echo ' install to $$(INSTALL_PATH) and run lilo'
	152	echo ' bzdisk - Create a boot floppy in /dev/fd0'
	153	echo ' fdimage - Create a boot floppy image'
841b8a46	154	echo ' isoimage - Create a boot CD-ROM image'
1da177e4 LT	155	endef
1da177e4 LT	156
841b8a46 PA	157	CLEAN_FILES += arch/$(ARCH)/boot/fdimage \
	158	arch/$(ARCH)/boot/image.iso \
	159	arch/$(ARCH)/boot/mtools.conf