2005-04-17 02:20:36 +04:00
#
# arch/arm/Makefile
#
2006-03-06 01:14:10 +03:00
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies.
#
2005-04-17 02:20:36 +04:00
# 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
2009-05-30 17:00:18 +04:00
i f e q ( $( CONFIG_CPU_ENDIAN_BE 8) , y )
LDFLAGS_vmlinux += --be8
e n d i f
2009-09-20 14:28:22 +04:00
2011-02-16 20:54:01 +03:00
OBJCOPYFLAGS := -O binary -R .comment -S
2005-04-17 02:20:36 +04:00
GZFLAGS := -9
2007-10-15 00:21:35 +04:00
#KBUILD_CFLAGS +=-pipe
2006-12-05 20:28:04 +03:00
# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
2007-10-15 00:21:35 +04:00
KBUILD_CFLAGS += $( call cc-option,-marm,)
2005-04-17 02:20:36 +04:00
2010-08-15 02:56:21 +04:00
# Never generate .eh_frame
KBUILD_CFLAGS += $( call cc-option,-fno-dwarf2-cfi-asm)
2005-04-17 02:20:36 +04:00
# Do not use arch/arm/defconfig - it's always outdated.
# Select a platform tht is kept up-to-date
KBUILD_DEFCONFIG := versatile_defconfig
2009-07-23 10:31:31 +04:00
# defines filename extension depending memory management type.
2006-03-27 18:14:19 +04:00
i f e q ( $( CONFIG_MMU ) , )
MMUEXT := -nommu
e n d i f
2005-04-17 02:20:36 +04:00
i f e q ( $( CONFIG_FRAME_POINTER ) , y )
2007-10-15 00:21:35 +04:00
KBUILD_CFLAGS += -fno-omit-frame-pointer -mapcs -mno-sched-prolog
2005-04-17 02:20:36 +04:00
e n d i f
2010-05-25 07:55:42 +04:00
i f e q ( $( CONFIG_CC_STACKPROTECTOR ) , y )
KBUILD_CFLAGS += -fstack-protector
e n d i f
2005-04-17 02:20:36 +04:00
i f e q ( $( CONFIG_CPU_BIG_ENDIAN ) , y )
2007-10-16 00:17:25 +04:00
KBUILD_CPPFLAGS += -mbig-endian
2005-04-17 02:20:36 +04:00
AS += -EB
LD += -EB
e l s e
2007-10-16 00:17:25 +04:00
KBUILD_CPPFLAGS += -mlittle-endian
2005-04-17 02:20:36 +04:00
AS += -EL
LD += -EL
e n d i f
comma = ,
# This selects which instruction set is used.
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
2008-09-29 14:06:09 +04:00
arch-$(CONFIG_CPU_32v7) := -D__LINUX_ARM_ARCH__= 7 $( call cc-option,-march= armv7-a,-march= armv5t -Wa$( comma) -march= armv7-a)
2005-04-17 02:20:36 +04:00
arch-$(CONFIG_CPU_32v6) := -D__LINUX_ARM_ARCH__= 6 $( call cc-option,-march= armv6,-march= armv5t -Wa$( comma) -march= armv6)
2007-05-09 01:45:26 +04:00
# Only override the compiler option if ARMv6. The ARMv6K extensions are
# always available in ARMv7
i f e q ( $( CONFIG_CPU_ 32v 6) , y )
2005-11-03 18:48:21 +03:00
arch-$(CONFIG_CPU_32v6K) := -D__LINUX_ARM_ARCH__= 6 $( call cc-option,-march= armv6k,-march= armv5t -Wa$( comma) -march= armv6k)
2007-05-09 01:45:26 +04:00
e n d i f
2006-08-28 15:51:20 +04:00
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
2005-04-17 02:20:36 +04:00
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
2006-09-26 12:37:36 +04:00
tune-$(CONFIG_CPU_ARM7TDMI) := -mtune= arm7tdmi
2005-04-17 02:20:36 +04:00
tune-$(CONFIG_CPU_ARM720T) := -mtune= arm7tdmi
2006-09-26 12:37:50 +04:00
tune-$(CONFIG_CPU_ARM740T) := -mtune= arm7tdmi
2006-09-26 12:38:05 +04:00
tune-$(CONFIG_CPU_ARM9TDMI) := -mtune= arm9tdmi
2006-09-26 12:38:18 +04:00
tune-$(CONFIG_CPU_ARM940T) := -mtune= arm9tdmi
2008-07-19 20:52:59 +04:00
tune-$(CONFIG_CPU_ARM946E) := $( call cc-option,-mtune= arm9e,-mtune= arm9tdmi)
2005-04-17 02:20:36 +04:00
tune-$(CONFIG_CPU_ARM920T) := -mtune= arm9tdmi
tune-$(CONFIG_CPU_ARM922T) := -mtune= arm9tdmi
tune-$(CONFIG_CPU_ARM925T) := -mtune= arm9tdmi
tune-$(CONFIG_CPU_ARM926T) := -mtune= arm9tdmi
2009-03-25 14:10:01 +03:00
tune-$(CONFIG_CPU_FA526) := -mtune= arm9tdmi
2005-04-17 02:20:36 +04:00
tune-$(CONFIG_CPU_SA110) := -mtune= strongarm110
tune-$(CONFIG_CPU_SA1100) := -mtune= strongarm1100
tune-$(CONFIG_CPU_XSCALE) := $( call cc-option,-mtune= xscale,-mtune= strongarm110) -Wa,-mcpu= xscale
2006-03-29 00:00:40 +04:00
tune-$(CONFIG_CPU_XSC3) := $( call cc-option,-mtune= xscale,-mtune= strongarm110) -Wa,-mcpu= xscale
2008-12-04 09:03:57 +03:00
tune-$(CONFIG_CPU_FEROCEON) := $( call cc-option,-mtune= marvell-f,-mtune= xscale)
2005-10-12 22:58:09 +04:00
tune-$(CONFIG_CPU_V6) := $( call cc-option,-mtune= arm1136j-s,-mtune= strongarm)
2011-01-17 18:08:32 +03:00
tune-$(CONFIG_CPU_V6K) := $( call cc-option,-mtune= arm1136j-s,-mtune= strongarm)
2005-04-17 02:20:36 +04:00
2006-01-14 19:33:50 +03:00
i f e q ( $( CONFIG_AEABI ) , y )
2006-04-25 23:36:04 +04:00
CFLAGS_ABI := -mabi= aapcs-linux -mno-thumb-interwork
2006-01-14 19:33:50 +03:00
e l s e
2005-06-30 20:04:14 +04:00
CFLAGS_ABI := $( call cc-option,-mapcs-32,-mabi= apcs-gnu) $( call cc-option,-mno-thumb-interwork,)
2006-01-14 19:33:50 +03:00
e n d i f
2009-02-12 15:56:34 +03:00
i f e q ( $( CONFIG_ARM_UNWIND ) , y )
CFLAGS_ABI += -funwind-tables
e n d i f
2009-07-24 15:33:02 +04:00
i f e q ( $( CONFIG_THUMB 2_KERNEL ) , y )
2010-01-26 21:09:48 +03:00
AFLAGS_AUTOIT := $( call as-option,-Wa$( comma) -mimplicit-it= always,-Wa$( comma) -mauto-it)
2009-07-24 15:33:02 +04:00
AFLAGS_NOWARN := $( call as-option,-Wa$( comma) -mno-warn-deprecated,-Wa$( comma) -W)
CFLAGS_THUMB2 := -mthumb $( AFLAGS_AUTOIT) $( AFLAGS_NOWARN)
AFLAGS_THUMB2 := $( CFLAGS_THUMB2) -Wa$( comma) -mthumb
2011-03-03 13:41:12 +03:00
# Work around buggy relocation from gas if requested:
i f e q ( $( CONFIG_THUMB 2_AVOID_R_ARM_THM_JUMP 11) , y )
CFLAGS_MODULE += -fno-optimize-sibling-calls
e n d i f
2009-07-24 15:33:02 +04:00
e n d i f
2006-01-14 19:33:50 +03:00
# Need -Uarm for gcc < 3.x
2009-07-24 15:33:02 +04:00
KBUILD_CFLAGS += $( CFLAGS_ABI) $( CFLAGS_THUMB2) $( arch-y) $( tune-y) $( call cc-option,-mshort-load-bytes,$( call cc-option,-malignment-traps,) ) -msoft-float -Uarm
KBUILD_AFLAGS += $( CFLAGS_ABI) $( AFLAGS_THUMB2) $( arch-y) $( tune-y) -include asm/unified.h -msoft-float
2005-04-17 02:20:36 +04:00
CHECKFLAGS += -D__arm__
#Default value
2006-03-27 17:58:25 +04:00
head-y := arch/arm/kernel/head$( MMUEXT) .o arch/arm/kernel/init_task.o
2006-01-03 20:28:33 +03:00
textofs-y := 0x00008000
2009-04-26 17:22:29 +04:00
textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
2010-05-11 10:55:09 +04:00
# We don't want the htc bootloader to corrupt kernel during resume
textofs-$(CONFIG_PM_H1940) := 0x00108000
2005-04-17 02:20:36 +04:00
# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
2009-04-26 17:22:29 +04:00
i f e q ( $( CONFIG_ARCH_SA 1100) , y )
textofs-$(CONFIG_SA1111) := 0x00208000
2005-04-17 02:20:36 +04:00
e n d i f
2009-04-26 17:22:29 +04:00
# Machine directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
machine-$(CONFIG_ARCH_AT91) := at91
2009-08-07 22:46:15 +04:00
machine-$(CONFIG_ARCH_BCMRING) := bcmring
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_CLPS711X) := clps711x
2010-03-25 17:12:41 +03:00
machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_DAVINCI) := davinci
2009-08-06 16:12:43 +04:00
machine-$(CONFIG_ARCH_DOVE) := dove
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_EBSA110) := ebsa110
machine-$(CONFIG_ARCH_EP93XX) := ep93xx
machine-$(CONFIG_ARCH_GEMINI) := gemini
machine-$(CONFIG_ARCH_H720X) := h720x
machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
machine-$(CONFIG_ARCH_IOP32X) := iop32x
machine-$(CONFIG_ARCH_IOP33X) := iop33x
machine-$(CONFIG_ARCH_IXP2000) := ixp2000
machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
machine-$(CONFIG_ARCH_KS8695) := ks8695
machine-$(CONFIG_ARCH_LOKI) := loki
2010-07-27 19:49:04 +04:00
machine-$(CONFIG_ARCH_LPC32XX) := lpc32xx
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_MMP) := mmp
machine-$(CONFIG_ARCH_MSM) := msm
machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
2010-06-14 17:56:58 +04:00
machine-$(CONFIG_ARCH_MX1) := imx
2010-06-10 17:11:13 +04:00
machine-$(CONFIG_ARCH_MX2) := imx
2010-11-11 20:06:17 +03:00
machine-$(CONFIG_ARCH_MX25) := imx
2011-03-17 11:40:29 +03:00
machine-$(CONFIG_ARCH_MX3) := imx
2010-02-02 22:57:53 +03:00
machine-$(CONFIG_ARCH_MX5) := mx5
2010-12-13 15:55:03 +03:00
machine-$(CONFIG_ARCH_MXS) := mxs
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_NETX) := netx
2009-07-02 22:06:47 +04:00
machine-$(CONFIG_ARCH_NOMADIK) := nomadik
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_OMAP1) := omap1
machine-$(CONFIG_ARCH_OMAP2) := omap2
machine-$(CONFIG_ARCH_OMAP3) := omap2
2009-05-29 23:03:43 +04:00
machine-$(CONFIG_ARCH_OMAP4) := omap2
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_ORION5X) := orion5x
machine-$(CONFIG_ARCH_PNX4008) := pnx4008
machine-$(CONFIG_ARCH_PXA) := pxa
machine-$(CONFIG_ARCH_REALVIEW) := realview
machine-$(CONFIG_ARCH_RPC) := rpc
2010-04-28 13:09:01 +04:00
machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2416 s3c2440 s3c2443
2010-01-26 04:11:04 +03:00
machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx
2010-09-07 10:47:18 +04:00
machine-$(CONFIG_ARCH_S5P64X0) := s5p64x0
2010-05-20 09:51:08 +04:00
machine-$(CONFIG_ARCH_S5PC100) := s5pc100
2010-02-24 10:40:44 +03:00
machine-$(CONFIG_ARCH_S5PV210) := s5pv210
2011-02-14 09:05:27 +03:00
machine-$(CONFIG_ARCH_EXYNOS4) := exynos4
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_SA1100) := sa1100
machine-$(CONFIG_ARCH_SHARK) := shark
2010-02-05 14:14:49 +03:00
machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
2010-09-17 20:13:56 +04:00
machine-$(CONFIG_ARCH_TCC8K) := tcc8k
2010-01-22 03:53:02 +03:00
machine-$(CONFIG_ARCH_TEGRA) := tegra
2009-04-27 13:21:46 +04:00
machine-$(CONFIG_ARCH_U300) := u300
2009-11-28 10:24:47 +03:00
machine-$(CONFIG_ARCH_U8500) := ux500
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_VERSATILE) := versatile
2010-02-12 00:44:53 +03:00
machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
2010-12-23 15:11:21 +03:00
machine-$(CONFIG_ARCH_VT8500) := vt8500
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_ARCH_W90X900) := w90x900
2009-12-31 17:06:05 +03:00
machine-$(CONFIG_ARCH_NUC93X) := nuc93x
2009-04-26 17:22:29 +04:00
machine-$(CONFIG_FOOTBRIDGE) := footbridge
2010-04-01 15:31:05 +04:00
machine-$(CONFIG_MACH_SPEAR300) := spear3xx
machine-$(CONFIG_MACH_SPEAR310) := spear3xx
machine-$(CONFIG_MACH_SPEAR320) := spear3xx
machine-$(CONFIG_MACH_SPEAR600) := spear6xx
2009-04-26 17:22:29 +04:00
# Platform directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
plat-$(CONFIG_ARCH_MXC) := mxc
plat-$(CONFIG_ARCH_OMAP) := omap
2010-03-03 02:40:15 +03:00
plat-$(CONFIG_ARCH_S3C64XX) := samsung
2010-09-17 20:13:56 +04:00
plat-$(CONFIG_ARCH_TCC_926) := tcc
2009-04-26 17:22:29 +04:00
plat-$(CONFIG_PLAT_IOP) := iop
2009-11-12 08:20:54 +03:00
plat-$(CONFIG_PLAT_NOMADIK) := nomadik
2009-04-26 17:22:29 +04:00
plat-$(CONFIG_PLAT_ORION) := orion
plat-$(CONFIG_PLAT_PXA) := pxa
2010-02-23 03:18:36 +03:00
plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
plat-$(CONFIG_PLAT_S5P) := s5p samsung
2010-04-01 15:31:05 +04:00
plat-$(CONFIG_PLAT_SPEAR) := spear
2010-01-14 15:48:06 +03:00
plat-$(CONFIG_PLAT_VERSATILE) := versatile
2005-04-17 02:20:36 +04:00
i f e q ( $( CONFIG_ARCH_EBSA 110) , y )
# This is what happens if you forget the IOCS16 line.
# PCMCIA cards stop working.
CFLAGS_3c589_cs.o := -DISA_SIXTEEN_BIT_PERIPHERAL
export C F L A G S _ 3 c 5 8 9 _ c s . o
e n d i f
2006-01-03 20:28:33 +03:00
# The byte offset of the kernel image in RAM from the start of RAM.
TEXT_OFFSET := $( textofs-y)
2005-04-17 02:20:36 +04:00
2008-08-02 22:36:14 +04:00
# The first directory contains additional information for the boot setup code
2005-04-17 02:20:36 +04:00
i f n e q ( $( machine -y ) , )
2008-08-02 22:36:14 +04:00
MACHINE := arch/arm/mach-$( word 1,$( machine-y) ) /
2005-04-17 02:20:36 +04:00
e l s e
MACHINE :=
e n d i f
2007-02-11 20:31:01 +03:00
2008-08-02 22:36:14 +04:00
machdirs := $( patsubst %,arch/arm/mach-%/,$( machine-y) )
platdirs := $( patsubst %,arch/arm/plat-%/,$( plat-y) )
i f e q ( $( KBUILD_SRC ) , )
KBUILD_CPPFLAGS += $( patsubst %,-I%include,$( machdirs) $( platdirs) )
e l s e
KBUILD_CPPFLAGS += $( patsubst %,-I$( srctree) /%include,$( machdirs) $( platdirs) )
e n d i f
2006-03-27 18:14:19 +04:00
export TEXT_OFFSET GZFLAGS MMUEXT
2005-04-17 02:20:36 +04:00
# Do we have FASTFPE?
FASTFPE := arch/arm/fastfpe
i f e q ( $( FASTFPE ) , $( wildcard $ ( FASTFPE ) ) )
FASTFPE_OBJ := $( FASTFPE) /
e n d i f
core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
core-$(CONFIG_FPE_FASTFPE) += $( FASTFPE_OBJ)
core-$(CONFIG_VFP) += arch/arm/vfp/
2010-09-01 17:37:05 +04:00
# 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 += $( machdirs) $( platdirs)
2005-04-17 02:20:36 +04:00
drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
2005-11-04 20:17:30 +03:00
libs-y := arch/arm/lib/ $( libs-y)
2005-04-17 02:20:36 +04:00
# Default target when executing plain make
i f e q ( $( CONFIG_XIP_KERNEL ) , y )
2006-10-29 15:51:05 +03:00
KBUILD_IMAGE := xipImage
2005-04-17 02:20:36 +04:00
e l s e
2006-10-29 15:51:05 +03:00
KBUILD_IMAGE := zImage
2005-04-17 02:20:36 +04:00
e n d i f
2006-10-29 15:51:05 +03:00
all : $( KBUILD_IMAGE )
2005-04-17 02:20:36 +04:00
boot := arch/arm/boot
2009-04-20 21:59:58 +04:00
archprepare :
$( Q) $( MAKE) $( build) = arch/arm/tools include/generated/mach-types.h
2005-04-17 02:20:36 +04:00
# Convert bzImage to zImage
bzImage : zImage
zImage Image xipImage bootpImage uImage : vmlinux
$( Q) $( MAKE) $( build) = $( boot) MACHINE = $( MACHINE) $( boot) /$@
2011-01-08 19:18:51 +03:00
zinstall uinstall install : vmlinux
2005-04-17 02:20:36 +04:00
$( Q) $( MAKE) $( build) = $( boot) MACHINE = $( MACHINE) $@
# 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 ) $@
d e f i n e a r c h h e l p
echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
2008-03-06 18:22:17 +03:00
echo ' uImage - U-Boot wrapped zImage'
2005-04-17 02:20:36 +04:00
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'
2011-01-08 19:18:51 +03:00
echo ' uinstall - Install U-Boot wrapped compressed kernel'
2009-07-20 23:37:11 +04:00
echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
2005-04-17 02:20:36 +04:00
echo ' install to $$(INSTALL_PATH) and run lilo'
e n d e f