[mirror_ubuntu-zesty-kernel.git] / arch / arm / Makefile

#
# arch/arm/Makefile
#
# 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 = -DKERNEL_RAM_ADDR=$(TEXTADDR)
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# Do not use arch/arm/defconfig - it's always outdated.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_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)

# Need -Uarm for gcc < 3.x
CFLAGS_ABI	:=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
CFLAGS		+=$(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
textaddr-y	:= 0xC0008000

 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
textaddr-$(CONFIG_ARCH_CO285)	   := 0x60008000
 machine-$(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
textaddr-$(CONFIG_SA1111)	   := 0xc0208000
endif
 machine-$(CONFIG_ARCH_PXA)	   := pxa
 machine-$(CONFIG_ARCH_L7200)	   := l7200
 machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
 machine-$(CONFIG_ARCH_CAMELOT)	   := epxa10db
textaddr-$(CONFIG_ARCH_CLPS711X)   := 0xc0028000
 machine-$(CONFIG_ARCH_CLPS711X)   := clps711x
textaddr-$(CONFIG_ARCH_FORTUNET)   := 0xc0008000
 machine-$(CONFIG_ARCH_IOP3XX)	   := iop3xx
 machine-$(CONFIG_ARCH_IXP4XX)	   := ixp4xx
 machine-$(CONFIG_ARCH_IXP2000)    := ixp2000
 machine-$(CONFIG_ARCH_OMAP1)	   := omap1
  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

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

TEXTADDR := $(textaddr-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	TEXTADDR 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/

# 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	#
	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) 1995-2001 by Russell King
	9
	10	LDFLAGS_vmlinux :=-p --no-undefined -X
37d07b72	11	CPPFLAGS_vmlinux.lds = -DKERNEL_RAM_ADDR=$(TEXTADDR)
1da177e4 LT	12	OBJCOPYFLAGS :=-O binary -R .note -R .comment -S
	13	GZFLAGS :=-9
	14	#CFLAGS +=-pipe
	15
	16	# Do not use arch/arm/defconfig - it's always outdated.
	17	# Select a platform tht is kept up-to-date
	18	KBUILD_DEFCONFIG := versatile_defconfig
	19
	20	ifeq ($(CONFIG_FRAME_POINTER),y)
	21	CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
	22	endif
	23
	24	ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
	25	CPPFLAGS += -mbig-endian
	26	AS += -EB
	27	LD += -EB
	28	else
	29	CPPFLAGS += -mlittle-endian
	30	AS += -EL
	31	LD += -EL
	32	endif
	33
	34	comma = ,
	35
	36	# This selects which instruction set is used.
	37	# Note that GCC does not numerically define an architecture version
	38	# macro, but instead defines a whole series of macros which makes
	39	# testing for a specific architecture or later rather impossible.
	40	arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
	41	arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4)
	42	arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
	43	arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
	44
	45	# This selects how we optimise for the processor.
	46	tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
	47	tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
	48	tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
	49	tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
	50	tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
	51	tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
	52	tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
	53	tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
	54	tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
	55	tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
cd26f45b	56	tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
1da177e4 LT	57
1da177e4 LT	58	# Need -Uarm for gcc < 3.x
c28a814f	59	CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
1da177e4 LT	60	CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
	61	AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float
	62
	63	CHECKFLAGS += -D__arm__
	64
	65	#Default value
	66	head-y := arch/arm/kernel/head.o arch/arm/kernel/init_task.o
	67	textaddr-y := 0xC0008000
	68
	69	machine-$(CONFIG_ARCH_RPC) := rpc
	70	machine-$(CONFIG_ARCH_EBSA110) := ebsa110
	71	machine-$(CONFIG_ARCH_CLPS7500) := clps7500
	72	incdir-$(CONFIG_ARCH_CLPS7500) := cl7500
	73	machine-$(CONFIG_FOOTBRIDGE) := footbridge
	74	incdir-$(CONFIG_FOOTBRIDGE) := ebsa285
	75	textaddr-$(CONFIG_ARCH_CO285) := 0x60008000
	76	machine-$(CONFIG_ARCH_CO285) := footbridge
	77	incdir-$(CONFIG_ARCH_CO285) := ebsa285
	78	machine-$(CONFIG_ARCH_SHARK) := shark
	79	machine-$(CONFIG_ARCH_SA1100) := sa1100
	80	ifeq ($(CONFIG_ARCH_SA1100),y)
	81	# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
	82	textaddr-$(CONFIG_SA1111) := 0xc0208000
	83	endif
	84	machine-$(CONFIG_ARCH_PXA) := pxa
	85	machine-$(CONFIG_ARCH_L7200) := l7200
	86	machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
	87	machine-$(CONFIG_ARCH_CAMELOT) := epxa10db
	88	textaddr-$(CONFIG_ARCH_CLPS711X) := 0xc0028000
	89	machine-$(CONFIG_ARCH_CLPS711X) := clps711x
	90	textaddr-$(CONFIG_ARCH_FORTUNET) := 0xc0008000
	91	machine-$(CONFIG_ARCH_IOP3XX) := iop3xx
	92	machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
	93	machine-$(CONFIG_ARCH_IXP2000) := ixp2000
d48af15e TL	94	machine-$(CONFIG_ARCH_OMAP1) := omap1
d48af15e TL	95	incdir-$(CONFIG_ARCH_OMAP) := omap
1da177e4 LT	96	machine-$(CONFIG_ARCH_S3C2410) := s3c2410
	97	machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
	98	machine-$(CONFIG_ARCH_VERSATILE) := versatile
	99	machine-$(CONFIG_ARCH_IMX) := imx
	100	machine-$(CONFIG_ARCH_H720X) := h720x
038c5b60	101	machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
8ad68bbf	102	machine-$(CONFIG_ARCH_REALVIEW) := realview
1da177e4 LT	103
	104	ifeq ($(CONFIG_ARCH_EBSA110),y)
	105	# This is what happens if you forget the IOCS16 line.
	106	# PCMCIA cards stop working.
	107	CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
	108	export CFLAGS_3c589_cs.o
	109	endif
	110
	111	TEXTADDR := $(textaddr-y)
1da177e4 LT	112
	113	ifeq ($(incdir-y),)
	114	incdir-y := $(machine-y)
	115	endif
	116	INCDIR := arch-$(incdir-y)
37d07b72	117
1da177e4 LT	118	ifneq ($(machine-y),)
	119	MACHINE := arch/arm/mach-$(machine-y)/
	120	else
	121	MACHINE :=
	122	endif
	123
37d07b72	124	export TEXTADDR GZFLAGS
1da177e4 LT	125
	126	# Do we have FASTFPE?
	127	FASTFPE :=arch/arm/fastfpe
	128	ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
	129	FASTFPE_OBJ :=$(FASTFPE)/
	130	endif
	131
	132	# If we have a machine-specific directory, then include it in the build.
	133	core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
	134	core-y += $(MACHINE)
	135	core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
	136	core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
	137	core-$(CONFIG_VFP) += arch/arm/vfp/
	138
d48af15e TL	139	# If we have a common platform directory, then include it in the build.
	140	core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/
	141
1da177e4 LT	142	drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
	143	drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/
	144	drivers-$(CONFIG_ARCH_L7200) += drivers/acorn/char/
	145
	146	libs-y += arch/arm/lib/
	147
	148	# Default target when executing plain make
	149	ifeq ($(CONFIG_XIP_KERNEL),y)
	150	all: xipImage
	151	else
	152	all: zImage
	153	endif
	154
	155	boot := arch/arm/boot
	156
	157	# Update machine arch and proc symlinks if something which affects
	158	# them changed. We use .arch to indicate when they were updated
	159	# last, otherwise make uses the target directory mtime.
	160
	161	include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/MARKER
	162	@echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/$(INCDIR)'
	163	ifneq ($(KBUILD_SRC),)
	164	$(Q)mkdir -p include/asm-arm
	165	$(Q)ln -fsn $(srctree)/include/asm-arm/$(INCDIR) include/asm-arm/arch
	166	else
	167	$(Q)ln -fsn $(INCDIR) include/asm-arm/arch
	168	endif
	169	@touch $@
	170
0b155694	171	archprepare: maketools
1da177e4 LT	172
1da177e4 LT	173	.PHONY: maketools FORCE
0b155694	174	maketools: include/linux/version.h include/asm-arm/.arch FORCE
1da177e4 LT	175	$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
	176
	177	# Convert bzImage to zImage
	178	bzImage: zImage
	179
	180	zImage Image xipImage bootpImage uImage: vmlinux
	181	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
	182
	183	zinstall install: vmlinux
	184	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	185
e6ae744d	186	CLEAN_FILES += include/asm-arm/mach-types.h \
1da177e4 LT	187	include/asm-arm/arch include/asm-arm/.arch
	188
	189	# We use MRPROPER_FILES and CLEAN_FILES now
	190	archclean:
	191	$(Q)$(MAKE) $(clean)=$(boot)
	192
	193	# My testing targets (bypasses dependencies)
	194	bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
	195	i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
	196
1da177e4 LT	197
	198	define archhelp
	199	echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
	200	echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
	201	echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
	202	echo ' bootpImage - Combined zImage and initial RAM disk'
	203	echo ' (supply initrd image via make variable INITRD=<path>)'
	204	echo ' install - Install uncompressed kernel'
	205	echo ' zinstall - Install compressed kernel'
	206	echo ' Install using (your) ~/bin/installkernel or'
	207	echo ' (distribution) /sbin/installkernel or'
	208	echo ' install to $$(INSTALL_PATH) and run lilo'
	209	endef