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

#
# arch/arm/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) 1995-2001 by Russell King

LDFLAGS_vmlinux	:=-p --no-undefined -X
CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
OBJCOPYFLAGS	:=-O binary -R .note -R .comment -S
GZFLAGS		:=-9
#CFLAGS		+=-pipe

# Do not use arch/arm/defconfig - it's always outdated.
# Select a platform tht is kept up-to-date
KBUILD_DEFCONFIG := versatile_defconfig

ifeq ($(CONFIG_FRAME_POINTER),y)
CFLAGS		+=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
endif

ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
CPPFLAGS	+= -mbig-endian
AS		+= -EB
LD		+= -EB
else
CPPFLAGS	+= -mlittle-endian
AS		+= -EL
LD		+= -EL
endif

comma = ,

# This selects which instruction set is used.
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
arch-$(CONFIG_CPU_32v6)		:=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
arch-$(CONFIG_CPU_32v6K)	:=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
arch-$(CONFIG_CPU_32v5)		:=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4)
arch-$(CONFIG_CPU_32v4)		:=-D__LINUX_ARM_ARCH__=4 -march=armv4
arch-$(CONFIG_CPU_32v3)		:=-D__LINUX_ARM_ARCH__=3 -march=armv3

# This selects how we optimise for the processor.
tune-$(CONFIG_CPU_ARM610)	:=-mtune=arm610
tune-$(CONFIG_CPU_ARM710)	:=-mtune=arm710
tune-$(CONFIG_CPU_ARM720T)	:=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM920T)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM922T)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM925T)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM926T)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_SA110)	:=-mtune=strongarm110
tune-$(CONFIG_CPU_SA1100)	:=-mtune=strongarm1100
tune-$(CONFIG_CPU_XSCALE)	:=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
tune-$(CONFIG_CPU_V6)		:=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)

ifeq ($(CONFIG_AEABI),y)
CFLAGS_ABI	:=-mabi=aapcs -mno-thumb-interwork
else
CFLAGS_ABI	:=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
endif

# Need -Uarm for gcc < 3.x
CFLAGS		+=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
AFLAGS		+=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float

CHECKFLAGS	+= -D__arm__

#Default value
head-y		:= arch/arm/kernel/head.o arch/arm/kernel/init_task.o
textofs-y	:= 0x00008000

 machine-$(CONFIG_ARCH_RPC)	   := rpc
 machine-$(CONFIG_ARCH_EBSA110)	   := ebsa110
 machine-$(CONFIG_ARCH_CLPS7500)   := clps7500
  incdir-$(CONFIG_ARCH_CLPS7500)   := cl7500
 machine-$(CONFIG_FOOTBRIDGE)	   := footbridge
  incdir-$(CONFIG_FOOTBRIDGE)	   := ebsa285
 machine-$(CONFIG_ARCH_CO285)	   := footbridge
  incdir-$(CONFIG_ARCH_CO285)	   := ebsa285
 machine-$(CONFIG_ARCH_SHARK)	   := shark
 machine-$(CONFIG_ARCH_SA1100)	   := sa1100
ifeq ($(CONFIG_ARCH_SA1100),y)
# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
 textofs-$(CONFIG_SA1111)	   := 0x00208000
endif
 machine-$(CONFIG_ARCH_PXA)	   := pxa
 machine-$(CONFIG_ARCH_L7200)	   := l7200
 machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
 textofs-$(CONFIG_ARCH_CLPS711X)   := 0x00028000
 machine-$(CONFIG_ARCH_CLPS711X)   := clps711x
 machine-$(CONFIG_ARCH_IOP3XX)	   := iop3xx
 machine-$(CONFIG_ARCH_IXP4XX)	   := ixp4xx
 machine-$(CONFIG_ARCH_IXP2000)    := ixp2000
 machine-$(CONFIG_ARCH_OMAP1)	   := omap1
 machine-$(CONFIG_ARCH_OMAP2)	   := omap2
  incdir-$(CONFIG_ARCH_OMAP)	   := omap
 machine-$(CONFIG_ARCH_S3C2410)	   := s3c2410
 machine-$(CONFIG_ARCH_LH7A40X)	   := lh7a40x
 machine-$(CONFIG_ARCH_VERSATILE)  := versatile
 machine-$(CONFIG_ARCH_IMX)	   := imx
 machine-$(CONFIG_ARCH_H720X)	   := h720x
 machine-$(CONFIG_ARCH_AAEC2000)   := aaec2000
 machine-$(CONFIG_ARCH_REALVIEW)   := realview
 machine-$(CONFIG_ARCH_AT91RM9200) := at91rm9200
 machine-$(CONFIG_ARCH_EP93XX)     := ep93xx

ifeq ($(CONFIG_ARCH_EBSA110),y)
# This is what happens if you forget the IOCS16 line.
# PCMCIA cards stop working.
CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
export CFLAGS_3c589_cs.o
endif

# The byte offset of the kernel image in RAM from the start of RAM.
TEXT_OFFSET := $(textofs-y)

ifeq ($(incdir-y),)
incdir-y := $(machine-y)
endif
INCDIR   := arch-$(incdir-y)

ifneq ($(machine-y),)
MACHINE  := arch/arm/mach-$(machine-y)/
else
MACHINE  :=
endif
  
export	TEXT_OFFSET GZFLAGS

# Do we have FASTFPE?
FASTFPE		:=arch/arm/fastfpe
ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
FASTFPE_OBJ	:=$(FASTFPE)/
endif

# If we have a machine-specific directory, then include it in the build.
core-y				+= arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
core-y				+= $(MACHINE)
core-$(CONFIG_FPE_NWFPE)	+= arch/arm/nwfpe/
core-$(CONFIG_FPE_FASTFPE)	+= $(FASTFPE_OBJ)
core-$(CONFIG_VFP)		+= arch/arm/vfp/

# If we have a common platform directory, then include it in the build.
core-$(CONFIG_ARCH_OMAP)	+= arch/arm/plat-omap/

drivers-$(CONFIG_OPROFILE)      += arch/arm/oprofile/
drivers-$(CONFIG_ARCH_CLPS7500)	+= drivers/acorn/char/
drivers-$(CONFIG_ARCH_L7200)	+= drivers/acorn/char/

libs-y				:= arch/arm/lib/ $(libs-y)

# Default target when executing plain make
ifeq ($(CONFIG_XIP_KERNEL),y)
all: xipImage
else
all: zImage
endif

boot := arch/arm/boot

#	Update machine arch and proc symlinks if something which affects
#	them changed.  We use .arch to indicate when they were updated
#	last, otherwise make uses the target directory mtime.

include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/MARKER
	@echo '  SYMLINK include/asm-arm/arch -> include/asm-arm/$(INCDIR)'
ifneq ($(KBUILD_SRC),)
	$(Q)mkdir -p include/asm-arm
	$(Q)ln -fsn $(srctree)/include/asm-arm/$(INCDIR) include/asm-arm/arch
else
	$(Q)ln -fsn $(INCDIR) include/asm-arm/arch
endif
	@touch $@

archprepare: maketools

PHONY += maketools FORCE
maketools: include/linux/version.h include/asm-arm/.arch FORCE
	$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h

# Convert bzImage to zImage
bzImage: zImage

zImage Image xipImage bootpImage uImage: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@

zinstall install: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@

CLEAN_FILES += include/asm-arm/mach-types.h \
	       include/asm-arm/arch include/asm-arm/.arch

# We use MRPROPER_FILES and CLEAN_FILES now
archclean:
	$(Q)$(MAKE) $(clean)=$(boot)

# My testing targets (bypasses dependencies)
bp:;	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
i zi:;	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@


define archhelp
  echo  '* zImage        - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
  echo  '  Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
  echo  '* xipImage      - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
  echo  '  bootpImage    - Combined zImage and initial RAM disk' 
  echo  '                  (supply initrd image via make variable INITRD=<path>)'
  echo  '  install       - Install uncompressed kernel'
  echo  '  zinstall      - Install compressed kernel'
  echo  '                  Install using (your) ~/bin/installkernel or'
  echo  '                  (distribution) /sbin/installkernel or'
  echo  '                  install to $$(INSTALL_PATH) and run lilo'
endef
Commit	Line	Data
1da177e4 LT	1	#
	2	# arch/arm/Makefile
	3	#
4f193362 PS	4	# This file is included by the global makefile so that you can add your own
	5	# architecture-specific flags and dependencies.
	6	#
1da177e4 LT	7	# This file is subject to the terms and conditions of the GNU General Public
	8	# License. See the file "COPYING" in the main directory of this archive
	9	# for more details.
	10	#
	11	# Copyright (C) 1995-2001 by Russell King
	12
	13	LDFLAGS_vmlinux :=-p --no-undefined -X
9d4f13e5	14	CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
1da177e4 LT	15	OBJCOPYFLAGS :=-O binary -R .note -R .comment -S
	16	GZFLAGS :=-9
	17	#CFLAGS +=-pipe
	18
	19	# Do not use arch/arm/defconfig - it's always outdated.
	20	# Select a platform tht is kept up-to-date
	21	KBUILD_DEFCONFIG := versatile_defconfig
	22
	23	ifeq ($(CONFIG_FRAME_POINTER),y)
	24	CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
	25	endif
	26
	27	ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
	28	CPPFLAGS += -mbig-endian
	29	AS += -EB
	30	LD += -EB
	31	else
	32	CPPFLAGS += -mlittle-endian
	33	AS += -EL
	34	LD += -EL
	35	endif
	36
	37	comma = ,
	38
	39	# This selects which instruction set is used.
	40	# Note that GCC does not numerically define an architecture version
	41	# macro, but instead defines a whole series of macros which makes
	42	# testing for a specific architecture or later rather impossible.
	43	arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
4a5f79e7	44	arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
1da177e4 LT	45	arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4)
	46	arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
	47	arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
	48
	49	# This selects how we optimise for the processor.
	50	tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
	51	tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
	52	tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
	53	tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
	54	tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
	55	tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
	56	tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
	57	tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
	58	tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
	59	tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
cd26f45b	60	tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
1da177e4	61
704bdda0 NP	62	ifeq ($(CONFIG_AEABI),y)
	63	CFLAGS_ABI :=-mabi=aapcs -mno-thumb-interwork
	64	else
c28a814f	65	CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
704bdda0 NP	66	endif
	67
	68	# Need -Uarm for gcc < 3.x
1da177e4 LT	69	CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
	70	AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float
	71
	72	CHECKFLAGS += -D__arm__
	73
	74	#Default value
	75	head-y := arch/arm/kernel/head.o arch/arm/kernel/init_task.o
9d4f13e5	76	textofs-y := 0x00008000
1da177e4 LT	77
	78	machine-$(CONFIG_ARCH_RPC) := rpc
	79	machine-$(CONFIG_ARCH_EBSA110) := ebsa110
	80	machine-$(CONFIG_ARCH_CLPS7500) := clps7500
	81	incdir-$(CONFIG_ARCH_CLPS7500) := cl7500
	82	machine-$(CONFIG_FOOTBRIDGE) := footbridge
	83	incdir-$(CONFIG_FOOTBRIDGE) := ebsa285
1da177e4 LT	84	machine-$(CONFIG_ARCH_CO285) := footbridge
	85	incdir-$(CONFIG_ARCH_CO285) := ebsa285
	86	machine-$(CONFIG_ARCH_SHARK) := shark
	87	machine-$(CONFIG_ARCH_SA1100) := sa1100
	88	ifeq ($(CONFIG_ARCH_SA1100),y)
	89	# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
9d4f13e5	90	textofs-$(CONFIG_SA1111) := 0x00208000
1da177e4 LT	91	endif
	92	machine-$(CONFIG_ARCH_PXA) := pxa
	93	machine-$(CONFIG_ARCH_L7200) := l7200
	94	machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
9d4f13e5	95	textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
1da177e4	96	machine-$(CONFIG_ARCH_CLPS711X) := clps711x
1da177e4 LT	97	machine-$(CONFIG_ARCH_IOP3XX) := iop3xx
	98	machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
	99	machine-$(CONFIG_ARCH_IXP2000) := ixp2000
d48af15e	100	machine-$(CONFIG_ARCH_OMAP1) := omap1
1dbae815	101	machine-$(CONFIG_ARCH_OMAP2) := omap2
d48af15e	102	incdir-$(CONFIG_ARCH_OMAP) := omap
1da177e4 LT	103	machine-$(CONFIG_ARCH_S3C2410) := s3c2410
	104	machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
	105	machine-$(CONFIG_ARCH_VERSATILE) := versatile
	106	machine-$(CONFIG_ARCH_IMX) := imx
	107	machine-$(CONFIG_ARCH_H720X) := h720x
038c5b60	108	machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
8ad68bbf	109	machine-$(CONFIG_ARCH_REALVIEW) := realview
73a59c1c	110	machine-$(CONFIG_ARCH_AT91RM9200) := at91rm9200
e7736d47	111	machine-$(CONFIG_ARCH_EP93XX) := ep93xx
1da177e4 LT	112
	113	ifeq ($(CONFIG_ARCH_EBSA110),y)
	114	# This is what happens if you forget the IOCS16 line.
	115	# PCMCIA cards stop working.
	116	CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
	117	export CFLAGS_3c589_cs.o
	118	endif
	119
9d4f13e5 RK	120	# The byte offset of the kernel image in RAM from the start of RAM.
9d4f13e5 RK	121	TEXT_OFFSET := $(textofs-y)
1da177e4 LT	122
	123	ifeq ($(incdir-y),)
	124	incdir-y := $(machine-y)
	125	endif
	126	INCDIR := arch-$(incdir-y)
37d07b72	127
1da177e4 LT	128	ifneq ($(machine-y),)
	129	MACHINE := arch/arm/mach-$(machine-y)/
	130	else
	131	MACHINE :=
	132	endif
	133
9d4f13e5	134	export TEXT_OFFSET GZFLAGS
1da177e4 LT	135
	136	# Do we have FASTFPE?
	137	FASTFPE :=arch/arm/fastfpe
	138	ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
	139	FASTFPE_OBJ :=$(FASTFPE)/
	140	endif
	141
	142	# If we have a machine-specific directory, then include it in the build.
	143	core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
	144	core-y += $(MACHINE)
	145	core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
	146	core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
	147	core-$(CONFIG_VFP) += arch/arm/vfp/
	148
d48af15e TL	149	# If we have a common platform directory, then include it in the build.
	150	core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/
	151
1da177e4 LT	152	drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
	153	drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/
	154	drivers-$(CONFIG_ARCH_L7200) += drivers/acorn/char/
	155
30c2f90b	156	libs-y := arch/arm/lib/ $(libs-y)
1da177e4 LT	157
	158	# Default target when executing plain make
	159	ifeq ($(CONFIG_XIP_KERNEL),y)
	160	all: xipImage
	161	else
	162	all: zImage
	163	endif
	164
	165	boot := arch/arm/boot
	166
	167	# Update machine arch and proc symlinks if something which affects
	168	# them changed. We use .arch to indicate when they were updated
	169	# last, otherwise make uses the target directory mtime.
	170
	171	include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/MARKER
	172	@echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/$(INCDIR)'
	173	ifneq ($(KBUILD_SRC),)
	174	$(Q)mkdir -p include/asm-arm
	175	$(Q)ln -fsn $(srctree)/include/asm-arm/$(INCDIR) include/asm-arm/arch
	176	else
	177	$(Q)ln -fsn $(INCDIR) include/asm-arm/arch
	178	endif
	179	@touch $@
	180
0b155694	181	archprepare: maketools
1da177e4	182
4f193362	183	PHONY += maketools FORCE
0b155694	184	maketools: include/linux/version.h include/asm-arm/.arch FORCE
1da177e4 LT	185	$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
	186
	187	# Convert bzImage to zImage
	188	bzImage: zImage
	189
	190	zImage Image xipImage bootpImage uImage: vmlinux
	191	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
	192
	193	zinstall install: vmlinux
	194	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	195
e6ae744d	196	CLEAN_FILES += include/asm-arm/mach-types.h \
1da177e4 LT	197	include/asm-arm/arch include/asm-arm/.arch
	198
	199	# We use MRPROPER_FILES and CLEAN_FILES now
	200	archclean:
	201	$(Q)$(MAKE) $(clean)=$(boot)
	202
	203	# My testing targets (bypasses dependencies)
	204	bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
	205	i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	206
1da177e4 LT	207
	208	define archhelp
	209	echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
	210	echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
	211	echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
	212	echo ' bootpImage - Combined zImage and initial RAM disk'
	213	echo ' (supply initrd image via make variable INITRD=<path>)'
	214	echo ' install - Install uncompressed kernel'
	215	echo ' zinstall - Install compressed kernel'
	216	echo ' Install using (your) ~/bin/installkernel or'
	217	echo ' (distribution) /sbin/installkernel or'
	218	echo ' install to $$(INSTALL_PATH) and run lilo'
	219	endef