[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

# Ensure linker flags are correct
LDFLAGS		:=

LDFLAGS_vmlinux	:=-p --no-undefined -X
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux	+= --be8
endif

OBJCOPYFLAGS	:=-O binary -R .comment -S
GZFLAGS		:=-9
#KBUILD_CFLAGS	+=-pipe

# Never generate .eh_frame
KBUILD_CFLAGS	+= $(call cc-option,-fno-dwarf2-cfi-asm)

# Do not use arch/arm/defconfig - it's always outdated.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

# defines filename extension depending memory management type.
ifeq ($(CONFIG_MMU),)
MMUEXT		:= -nommu
KBUILD_CFLAGS	+= $(call cc-option,-mno-unaligned-access)
endif

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

ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
KBUILD_CFLAGS	+=-fstack-protector
endif

ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
KBUILD_CPPFLAGS	+= -mbig-endian
AS		+= -EB
LD		+= -EB
else
KBUILD_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_32v7)		:=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
arch-$(CONFIG_CPU_32v6)		:=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
# Only override the compiler option if ARMv6. The ARMv6K extensions are
# always available in ARMv7
ifeq ($(CONFIG_CPU_32v6),y)
arch-$(CONFIG_CPU_32v6K)	:=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
endif
arch-$(CONFIG_CPU_32v5)		:=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
arch-$(CONFIG_CPU_32v4T)	:=-D__LINUX_ARM_ARCH__=4 -march=armv4t
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-$(CONFIG_CPU_ARM7TDMI)	:=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM720T)	:=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM740T)	:=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM9TDMI)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM940T)	:=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM946E)	:=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
tune-$(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_FA526)	:=-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-$(CONFIG_CPU_XSC3)		:=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
tune-$(CONFIG_CPU_FEROCEON)	:=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
tune-$(CONFIG_CPU_V6)		:=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
tune-$(CONFIG_CPU_V6K)		:=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)

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

ifeq ($(CONFIG_ARM_UNWIND),y)
CFLAGS_ABI	+=-funwind-tables
endif

ifeq ($(CONFIG_THUMB2_KERNEL),y)
AFLAGS_AUTOIT	:=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
AFLAGS_NOWARN	:=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
CFLAGS_ISA	:=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
AFLAGS_ISA	:=$(CFLAGS_ISA) -Wa$(comma)-mthumb
# Work around buggy relocation from gas if requested:
ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
CFLAGS_MODULE	+=-fno-optimize-sibling-calls
endif
else
CFLAGS_ISA	:=$(call cc-option,-marm,)
AFLAGS_ISA	:=$(CFLAGS_ISA)
endif

# Need -Uarm for gcc < 3.x
KBUILD_CFLAGS	+=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
KBUILD_AFLAGS	+=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float

CHECKFLAGS	+= -D__arm__

#Default value
head-y		:= arch/arm/kernel/head$(MMUEXT).o
textofs-y	:= 0x00008000
textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
# We don't want the htc bootloader to corrupt kernel during resume
textofs-$(CONFIG_PM_H1940)      := 0x00108000
# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
ifeq ($(CONFIG_ARCH_SA1100),y)
textofs-$(CONFIG_SA1111) := 0x00208000
endif
textofs-$(CONFIG_ARCH_MSM7X30) := 0x00208000
textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000
textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000

# Machine directory name.  This list is sorted alphanumerically
# by CONFIG_* macro name.
machine-$(CONFIG_ARCH_AT91)		+= at91
machine-$(CONFIG_ARCH_BCM)		+= bcm
machine-$(CONFIG_ARCH_BCM2835)		+= bcm2835
machine-$(CONFIG_ARCH_CLPS711X)		+= clps711x
machine-$(CONFIG_ARCH_CNS3XXX)		+= cns3xxx
machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
machine-$(CONFIG_ARCH_DOVE)		+= dove
machine-$(CONFIG_ARCH_EBSA110)		+= ebsa110
machine-$(CONFIG_ARCH_EP93XX)		+= ep93xx
machine-$(CONFIG_ARCH_GEMINI)		+= gemini
machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
machine-$(CONFIG_ARCH_INTEGRATOR)	+= integrator
machine-$(CONFIG_ARCH_IOP13XX)		+= iop13xx
machine-$(CONFIG_ARCH_IOP32X)		+= iop32x
machine-$(CONFIG_ARCH_IOP33X)		+= iop33x
machine-$(CONFIG_ARCH_IXP4XX)		+= ixp4xx
machine-$(CONFIG_ARCH_KIRKWOOD)		+= kirkwood
machine-$(CONFIG_ARCH_KS8695)		+= ks8695
machine-$(CONFIG_ARCH_LPC32XX)		+= lpc32xx
machine-$(CONFIG_ARCH_MMP)		+= mmp
machine-$(CONFIG_ARCH_MSM)		+= msm
machine-$(CONFIG_ARCH_MV78XX0)		+= mv78xx0
machine-$(CONFIG_ARCH_MXC)		+= imx
machine-$(CONFIG_ARCH_MXS)		+= mxs
machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
machine-$(CONFIG_ARCH_NETX)		+= netx
machine-$(CONFIG_ARCH_NOMADIK)		+= nomadik
machine-$(CONFIG_ARCH_OMAP1)		+= omap1
machine-$(CONFIG_ARCH_OMAP2PLUS)	+= omap2
machine-$(CONFIG_ARCH_ORION5X)		+= orion5x
machine-$(CONFIG_ARCH_PICOXCELL)	+= picoxcell
machine-$(CONFIG_ARCH_PRIMA2)		+= prima2
machine-$(CONFIG_ARCH_PXA)		+= pxa
machine-$(CONFIG_ARCH_REALVIEW)		+= realview
machine-$(CONFIG_ARCH_RPC)		+= rpc
machine-$(CONFIG_ARCH_S3C24XX)		+= s3c24xx
machine-$(CONFIG_ARCH_S3C64XX)		+= s3c64xx
machine-$(CONFIG_ARCH_S5P64X0)		+= s5p64x0
machine-$(CONFIG_ARCH_S5PC100)		+= s5pc100
machine-$(CONFIG_ARCH_S5PV210)		+= s5pv210
machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
machine-$(CONFIG_ARCH_SA1100)		+= sa1100
machine-$(CONFIG_ARCH_SHARK)		+= shark
machine-$(CONFIG_ARCH_SHMOBILE) 	+= shmobile
machine-$(CONFIG_ARCH_TEGRA)		+= tegra
machine-$(CONFIG_ARCH_U300)		+= u300
machine-$(CONFIG_ARCH_U8500)		+= ux500
machine-$(CONFIG_ARCH_VERSATILE)	+= versatile
machine-$(CONFIG_ARCH_VEXPRESS)		+= vexpress
machine-$(CONFIG_ARCH_VT8500)		+= vt8500
machine-$(CONFIG_ARCH_W90X900)		+= w90x900
machine-$(CONFIG_FOOTBRIDGE)		+= footbridge
machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
machine-$(CONFIG_PLAT_SPEAR)		+= spear
machine-$(CONFIG_ARCH_VIRT)		+= virt
machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
machine-$(CONFIG_ARCH_SUNXI)		+= sunxi

# Platform directory name.  This list is sorted alphanumerically
# by CONFIG_* macro name.
plat-$(CONFIG_ARCH_OMAP)	+= omap
plat-$(CONFIG_ARCH_S3C64XX)	+= samsung
plat-$(CONFIG_PLAT_IOP)		+= iop
plat-$(CONFIG_PLAT_ORION)	+= orion
plat-$(CONFIG_PLAT_PXA)		+= pxa
plat-$(CONFIG_PLAT_S3C24XX)	+= samsung
plat-$(CONFIG_PLAT_S5P)		+= samsung
plat-$(CONFIG_PLAT_VERSATILE)	+= versatile

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)

# The first directory contains additional information for the boot setup code
ifneq ($(machine-y),)
MACHINE  := arch/arm/mach-$(word 1,$(machine-y))/
else
MACHINE  :=
endif
ifeq ($(CONFIG_ARCH_MULTIPLATFORM),y)
MACHINE  :=
endif

machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))

ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y)
ifeq ($(KBUILD_SRC),)
KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
else
KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
endif
endif

export	TEXT_OFFSET GZFLAGS MMUEXT

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

core-$(CONFIG_FPE_NWFPE)	+= arch/arm/nwfpe/
core-$(CONFIG_FPE_FASTFPE)	+= $(FASTFPE_OBJ)
core-$(CONFIG_VFP)		+= arch/arm/vfp/
core-$(CONFIG_XEN)		+= arch/arm/xen/
core-$(CONFIG_KVM_ARM_HOST) 	+= arch/arm/kvm/

# 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				+= arch/arm/net/
core-y				+= arch/arm/crypto/
core-y				+= $(machdirs) $(platdirs)

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

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

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

# Build the DT binary blobs if we have OF configured
ifeq ($(CONFIG_USE_OF),y)
KBUILD_DTBS := dtbs
endif

all:	$(KBUILD_IMAGE) $(KBUILD_DTBS)

boot := arch/arm/boot

archprepare:
	$(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h

# Convert bzImage to zImage
bzImage: zImage

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

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

%.dtb: scripts
	$(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@

dtbs: scripts
	$(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) dtbs

# 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/$(ARCH)/boot/xipImage)'
  echo  '  uImage        - U-Boot wrapped zImage'
  echo  '  bootpImage    - Combined zImage and initial RAM disk' 
  echo  '                  (supply initrd image via make variable INITRD=<path>)'
  echo  '* dtbs          - Build device tree blobs for enabled boards'
  echo  '  install       - Install uncompressed kernel'
  echo  '  zinstall      - Install compressed kernel'
  echo  '  uinstall      - Install U-Boot wrapped compressed kernel'
  echo  '                  Install using (your) ~/bin/$(INSTALLKERNEL) or'
  echo  '                  (distribution) /sbin/$(INSTALLKERNEL) or'
  echo  '                  install to $$(INSTALL_PATH) and run lilo'
endef
Commit	Line	Data
	1	#
	2	# arch/arm/Makefile
	3	#
	4	# This file is included by the global makefile so that you can add your own
	5	# architecture-specific flags and dependencies.
	6	#
	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	# Ensure linker flags are correct
	14	LDFLAGS :=
	15
	16	LDFLAGS_vmlinux :=-p --no-undefined -X
	17	ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
	18	LDFLAGS_vmlinux += --be8
	19	endif
	20
	21	OBJCOPYFLAGS :=-O binary -R .comment -S
	22	GZFLAGS :=-9
	23	#KBUILD_CFLAGS +=-pipe
	24
	25	# Never generate .eh_frame
	26	KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
	27
	28	# Do not use arch/arm/defconfig - it's always outdated.
	29	# Select a platform tht is kept up-to-date
	30	KBUILD_DEFCONFIG := versatile_defconfig
	31
	32	# defines filename extension depending memory management type.
	33	ifeq ($(CONFIG_MMU),)
	34	MMUEXT := -nommu
	35	KBUILD_CFLAGS += $(call cc-option,-mno-unaligned-access)
	36	endif
	37
	38	ifeq ($(CONFIG_FRAME_POINTER),y)
	39	KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
	40	endif
	41
	42	ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
	43	KBUILD_CFLAGS +=-fstack-protector
	44	endif
	45
	46	ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
	47	KBUILD_CPPFLAGS += -mbig-endian
	48	AS += -EB
	49	LD += -EB
	50	else
	51	KBUILD_CPPFLAGS += -mlittle-endian
	52	AS += -EL
	53	LD += -EL
	54	endif
	55
	56	comma = ,
	57
	58	# This selects which instruction set is used.
	59	# Note that GCC does not numerically define an architecture version
	60	# macro, but instead defines a whole series of macros which makes
	61	# testing for a specific architecture or later rather impossible.
	62	arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
	63	arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
	64	# Only override the compiler option if ARMv6. The ARMv6K extensions are
	65	# always available in ARMv7
	66	ifeq ($(CONFIG_CPU_32v6),y)
	67	arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
	68	endif
	69	arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
	70	arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
	71	arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
	72	arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
	73
	74	# This selects how we optimise for the processor.
	75	tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
	76	tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
	77	tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
	78	tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
	79	tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
	80	tune-$(CONFIG_CPU_ARM946E) :=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
	81	tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
	82	tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
	83	tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
	84	tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
	85	tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi
	86	tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
	87	tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
	88	tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
	89	tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
	90	tune-$(CONFIG_CPU_FEROCEON) :=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
	91	tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
	92	tune-$(CONFIG_CPU_V6K) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
	93
	94	ifeq ($(CONFIG_AEABI),y)
	95	CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
	96	else
	97	CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
	98	endif
	99
	100	ifeq ($(CONFIG_ARM_UNWIND),y)
	101	CFLAGS_ABI +=-funwind-tables
	102	endif
	103
	104	ifeq ($(CONFIG_THUMB2_KERNEL),y)
	105	AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
	106	AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
	107	CFLAGS_ISA :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
	108	AFLAGS_ISA :=$(CFLAGS_ISA) -Wa$(comma)-mthumb
	109	# Work around buggy relocation from gas if requested:
	110	ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
	111	CFLAGS_MODULE +=-fno-optimize-sibling-calls
	112	endif
	113	else
	114	CFLAGS_ISA :=$(call cc-option,-marm,)
	115	AFLAGS_ISA :=$(CFLAGS_ISA)
	116	endif
	117
	118	# Need -Uarm for gcc < 3.x
	119	KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
	120	KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
	121
	122	CHECKFLAGS += -D__arm__
	123
	124	#Default value
	125	head-y := arch/arm/kernel/head$(MMUEXT).o
	126	textofs-y := 0x00008000
	127	textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
	128	# We don't want the htc bootloader to corrupt kernel during resume
	129	textofs-$(CONFIG_PM_H1940) := 0x00108000
	130	# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
	131	ifeq ($(CONFIG_ARCH_SA1100),y)
	132	textofs-$(CONFIG_SA1111) := 0x00208000
	133	endif
	134	textofs-$(CONFIG_ARCH_MSM7X30) := 0x00208000
	135	textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000
	136	textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
	137
	138	# Machine directory name. This list is sorted alphanumerically
	139	# by CONFIG_* macro name.
	140	machine-$(CONFIG_ARCH_AT91) += at91
	141	machine-$(CONFIG_ARCH_BCM) += bcm
	142	machine-$(CONFIG_ARCH_BCM2835) += bcm2835
	143	machine-$(CONFIG_ARCH_CLPS711X) += clps711x
	144	machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx
	145	machine-$(CONFIG_ARCH_DAVINCI) += davinci
	146	machine-$(CONFIG_ARCH_DOVE) += dove
	147	machine-$(CONFIG_ARCH_EBSA110) += ebsa110
	148	machine-$(CONFIG_ARCH_EP93XX) += ep93xx
	149	machine-$(CONFIG_ARCH_GEMINI) += gemini
	150	machine-$(CONFIG_ARCH_HIGHBANK) += highbank
	151	machine-$(CONFIG_ARCH_INTEGRATOR) += integrator
	152	machine-$(CONFIG_ARCH_IOP13XX) += iop13xx
	153	machine-$(CONFIG_ARCH_IOP32X) += iop32x
	154	machine-$(CONFIG_ARCH_IOP33X) += iop33x
	155	machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx
	156	machine-$(CONFIG_ARCH_KIRKWOOD) += kirkwood
	157	machine-$(CONFIG_ARCH_KS8695) += ks8695
	158	machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx
	159	machine-$(CONFIG_ARCH_MMP) += mmp
	160	machine-$(CONFIG_ARCH_MSM) += msm
	161	machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0
	162	machine-$(CONFIG_ARCH_MXC) += imx
	163	machine-$(CONFIG_ARCH_MXS) += mxs
	164	machine-$(CONFIG_ARCH_MVEBU) += mvebu
	165	machine-$(CONFIG_ARCH_NETX) += netx
	166	machine-$(CONFIG_ARCH_NOMADIK) += nomadik
	167	machine-$(CONFIG_ARCH_OMAP1) += omap1
	168	machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2
	169	machine-$(CONFIG_ARCH_ORION5X) += orion5x
	170	machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell
	171	machine-$(CONFIG_ARCH_PRIMA2) += prima2
	172	machine-$(CONFIG_ARCH_PXA) += pxa
	173	machine-$(CONFIG_ARCH_REALVIEW) += realview
	174	machine-$(CONFIG_ARCH_RPC) += rpc
	175	machine-$(CONFIG_ARCH_S3C24XX) += s3c24xx
	176	machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx
	177	machine-$(CONFIG_ARCH_S5P64X0) += s5p64x0
	178	machine-$(CONFIG_ARCH_S5PC100) += s5pc100
	179	machine-$(CONFIG_ARCH_S5PV210) += s5pv210
	180	machine-$(CONFIG_ARCH_EXYNOS) += exynos
	181	machine-$(CONFIG_ARCH_SA1100) += sa1100
	182	machine-$(CONFIG_ARCH_SHARK) += shark
	183	machine-$(CONFIG_ARCH_SHMOBILE) += shmobile
	184	machine-$(CONFIG_ARCH_TEGRA) += tegra
	185	machine-$(CONFIG_ARCH_U300) += u300
	186	machine-$(CONFIG_ARCH_U8500) += ux500
	187	machine-$(CONFIG_ARCH_VERSATILE) += versatile
	188	machine-$(CONFIG_ARCH_VEXPRESS) += vexpress
	189	machine-$(CONFIG_ARCH_VT8500) += vt8500
	190	machine-$(CONFIG_ARCH_W90X900) += w90x900
	191	machine-$(CONFIG_FOOTBRIDGE) += footbridge
	192	machine-$(CONFIG_ARCH_SOCFPGA) += socfpga
	193	machine-$(CONFIG_PLAT_SPEAR) += spear
	194	machine-$(CONFIG_ARCH_VIRT) += virt
	195	machine-$(CONFIG_ARCH_ZYNQ) += zynq
	196	machine-$(CONFIG_ARCH_SUNXI) += sunxi
	197
	198	# Platform directory name. This list is sorted alphanumerically
	199	# by CONFIG_* macro name.
	200	plat-$(CONFIG_ARCH_OMAP) += omap
	201	plat-$(CONFIG_ARCH_S3C64XX) += samsung
	202	plat-$(CONFIG_PLAT_IOP) += iop
	203	plat-$(CONFIG_PLAT_ORION) += orion
	204	plat-$(CONFIG_PLAT_PXA) += pxa
	205	plat-$(CONFIG_PLAT_S3C24XX) += samsung
	206	plat-$(CONFIG_PLAT_S5P) += samsung
	207	plat-$(CONFIG_PLAT_VERSATILE) += versatile
	208
	209	ifeq ($(CONFIG_ARCH_EBSA110),y)
	210	# This is what happens if you forget the IOCS16 line.
	211	# PCMCIA cards stop working.
	212	CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
	213	export CFLAGS_3c589_cs.o
	214	endif
	215
	216	# The byte offset of the kernel image in RAM from the start of RAM.
	217	TEXT_OFFSET := $(textofs-y)
	218
	219	# The first directory contains additional information for the boot setup code
	220	ifneq ($(machine-y),)
	221	MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
	222	else
	223	MACHINE :=
	224	endif
	225	ifeq ($(CONFIG_ARCH_MULTIPLATFORM),y)
	226	MACHINE :=
	227	endif
	228
	229	machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
	230	platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
	231
	232	ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y)
	233	ifeq ($(KBUILD_SRC),)
	234	KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
	235	else
	236	KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
	237	endif
	238	endif
	239
	240	export TEXT_OFFSET GZFLAGS MMUEXT
	241
	242	# Do we have FASTFPE?
	243	FASTFPE :=arch/arm/fastfpe
	244	ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
	245	FASTFPE_OBJ :=$(FASTFPE)/
	246	endif
	247
	248	core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
	249	core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
	250	core-$(CONFIG_VFP) += arch/arm/vfp/
	251	core-$(CONFIG_XEN) += arch/arm/xen/
	252	core-$(CONFIG_KVM_ARM_HOST) += arch/arm/kvm/
	253
	254	# If we have a machine-specific directory, then include it in the build.
	255	core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
	256	core-y += arch/arm/net/
	257	core-y += arch/arm/crypto/
	258	core-y += $(machdirs) $(platdirs)
	259
	260	drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
	261
	262	libs-y := arch/arm/lib/ $(libs-y)
	263
	264	# Default target when executing plain make
	265	ifeq ($(CONFIG_XIP_KERNEL),y)
	266	KBUILD_IMAGE := xipImage
	267	else
	268	KBUILD_IMAGE := zImage
	269	endif
	270
	271	# Build the DT binary blobs if we have OF configured
	272	ifeq ($(CONFIG_USE_OF),y)
	273	KBUILD_DTBS := dtbs
	274	endif
	275
	276	all: $(KBUILD_IMAGE) $(KBUILD_DTBS)
	277
	278	boot := arch/arm/boot
	279
	280	archprepare:
	281	$(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
	282
	283	# Convert bzImage to zImage
	284	bzImage: zImage
	285
	286	zImage Image xipImage bootpImage uImage: vmlinux
	287	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
	288
	289	zinstall uinstall install: vmlinux
	290	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	291
	292	%.dtb: scripts
	293	$(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@
	294
	295	dtbs: scripts
	296	$(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) dtbs
	297
	298	# We use MRPROPER_FILES and CLEAN_FILES now
	299	archclean:
	300	$(Q)$(MAKE) $(clean)=$(boot)
	301
	302	# My testing targets (bypasses dependencies)
	303	bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
	304	i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	305
	306
	307	define archhelp
	308	echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
	309	echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
	310	echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
	311	echo ' uImage - U-Boot wrapped zImage'
	312	echo ' bootpImage - Combined zImage and initial RAM disk'
	313	echo ' (supply initrd image via make variable INITRD=<path>)'
	314	echo '* dtbs - Build device tree blobs for enabled boards'
	315	echo ' install - Install uncompressed kernel'
	316	echo ' zinstall - Install compressed kernel'
	317	echo ' uinstall - Install U-Boot wrapped compressed kernel'
	318	echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
	319	echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
	320	echo ' install to $$(INSTALL_PATH) and run lilo'
	321	endef