2005-04-16 15:20:36 -07:00
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#
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# arch/arm/Makefile
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#
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2006-03-05 15:14:10 -07:00
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# This file is included by the global makefile so that you can add your own
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# architecture-specific flags and dependencies.
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#
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2005-04-16 15:20:36 -07:00
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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# Copyright (C) 1995-2001 by Russell King
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LDFLAGS_vmlinux :=-p --no-undefined -X
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2009-05-30 06:00:18 -07:00
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ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
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LDFLAGS_vmlinux += --be8
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endif
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2009-09-20 03:28:22 -07:00
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2007-10-12 06:38:54 -07:00
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OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
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2005-04-16 15:20:36 -07:00
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GZFLAGS :=-9
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2007-10-14 13:21:35 -07:00
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#KBUILD_CFLAGS +=-pipe
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2006-12-05 10:28:04 -07:00
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# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
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2007-10-14 13:21:35 -07:00
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KBUILD_CFLAGS +=$(call cc-option,-marm,)
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2005-04-16 15:20:36 -07:00
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2010-08-14 15:56:21 -07:00
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# Never generate .eh_frame
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KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
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2005-04-16 15:20:36 -07:00
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# Do not use arch/arm/defconfig - it's always outdated.
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# Select a platform tht is kept up-to-date
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KBUILD_DEFCONFIG := versatile_defconfig
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2009-07-22 23:31:31 -07:00
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# defines filename extension depending memory management type.
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2006-03-27 07:14:19 -07:00
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ifeq ($(CONFIG_MMU),)
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MMUEXT := -nommu
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endif
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2005-04-16 15:20:36 -07:00
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ifeq ($(CONFIG_FRAME_POINTER),y)
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2007-10-14 13:21:35 -07:00
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KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
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2005-04-16 15:20:36 -07:00
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endif
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2010-05-24 20:55:42 -07:00
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ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
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KBUILD_CFLAGS +=-fstack-protector
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endif
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2005-04-16 15:20:36 -07:00
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ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
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2007-10-15 13:17:25 -07:00
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KBUILD_CPPFLAGS += -mbig-endian
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2005-04-16 15:20:36 -07:00
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AS += -EB
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LD += -EB
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else
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2007-10-15 13:17:25 -07:00
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KBUILD_CPPFLAGS += -mlittle-endian
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2005-04-16 15:20:36 -07:00
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AS += -EL
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LD += -EL
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endif
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comma = ,
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# This selects which instruction set is used.
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# Note that GCC does not numerically define an architecture version
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# macro, but instead defines a whole series of macros which makes
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# testing for a specific architecture or later rather impossible.
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2008-09-29 03:06:09 -07:00
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arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
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2005-04-16 15:20:36 -07:00
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arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
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2007-05-08 14:45:26 -07:00
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# Only override the compiler option if ARMv6. The ARMv6K extensions are
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# always available in ARMv7
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ifeq ($(CONFIG_CPU_32v6),y)
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2005-11-03 08:48:21 -07:00
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arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
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2007-05-08 14:45:26 -07:00
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endif
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2006-08-28 04:51:20 -07:00
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arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
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arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
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2005-04-16 15:20:36 -07:00
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arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
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arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
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# This selects how we optimise for the processor.
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tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
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tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
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2006-09-26 01:37:36 -07:00
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tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
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2005-04-16 15:20:36 -07:00
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tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
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2006-09-26 01:37:50 -07:00
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tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
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2006-09-26 01:38:05 -07:00
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tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
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2006-09-26 01:38:18 -07:00
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tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
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2008-07-19 09:52:59 -07:00
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tune-$(CONFIG_CPU_ARM946E) :=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
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2005-04-16 15:20:36 -07:00
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tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
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tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
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tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
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tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
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2009-03-25 04:10:01 -07:00
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tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi
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2005-04-16 15:20:36 -07:00
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tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
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tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
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tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
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2006-03-28 13:00:40 -07:00
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tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
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2008-12-03 23:03:57 -07:00
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tune-$(CONFIG_CPU_FEROCEON) :=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
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2005-10-12 11:58:09 -07:00
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tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
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2005-04-16 15:20:36 -07:00
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2006-01-14 09:33:50 -07:00
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ifeq ($(CONFIG_AEABI),y)
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2006-04-25 12:36:04 -07:00
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CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
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2006-01-14 09:33:50 -07:00
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else
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2005-06-30 09:04:14 -07:00
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CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
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2006-01-14 09:33:50 -07:00
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endif
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2009-02-12 05:56:34 -07:00
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ifeq ($(CONFIG_ARM_UNWIND),y)
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CFLAGS_ABI +=-funwind-tables
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endif
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2009-07-24 04:33:02 -07:00
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ifeq ($(CONFIG_THUMB2_KERNEL),y)
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2010-01-26 11:09:48 -07:00
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AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
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2009-07-24 04:33:02 -07:00
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AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
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CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
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AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
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endif
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2006-01-14 09:33:50 -07:00
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# Need -Uarm for gcc < 3.x
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2009-07-24 04:33:02 -07:00
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KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
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KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
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2005-04-16 15:20:36 -07:00
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CHECKFLAGS += -D__arm__
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#Default value
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2006-03-27 06:58:25 -07:00
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head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
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2006-01-03 10:28:33 -07:00
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textofs-y := 0x00008000
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2009-04-26 06:22:29 -07:00
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textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
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2010-05-10 23:55:09 -07:00
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# We don't want the htc bootloader to corrupt kernel during resume
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textofs-$(CONFIG_PM_H1940) := 0x00108000
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2005-04-16 15:20:36 -07:00
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# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
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2009-04-26 06:22:29 -07:00
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ifeq ($(CONFIG_ARCH_SA1100),y)
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textofs-$(CONFIG_SA1111) := 0x00208000
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2005-04-16 15:20:36 -07:00
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endif
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2009-04-26 06:22:29 -07:00
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# Machine directory name. This list is sorted alphanumerically
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# by CONFIG_* macro name.
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machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
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machine-$(CONFIG_ARCH_AT91) := at91
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2009-08-07 11:46:15 -07:00
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machine-$(CONFIG_ARCH_BCMRING) := bcmring
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_CLPS711X) := clps711x
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2010-03-25 07:12:41 -07:00
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machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_DAVINCI) := davinci
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2009-08-06 05:12:43 -07:00
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machine-$(CONFIG_ARCH_DOVE) := dove
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_EBSA110) := ebsa110
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machine-$(CONFIG_ARCH_EP93XX) := ep93xx
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machine-$(CONFIG_ARCH_GEMINI) := gemini
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machine-$(CONFIG_ARCH_H720X) := h720x
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machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
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machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
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machine-$(CONFIG_ARCH_IOP32X) := iop32x
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machine-$(CONFIG_ARCH_IOP33X) := iop33x
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machine-$(CONFIG_ARCH_IXP2000) := ixp2000
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machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
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machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
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machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
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machine-$(CONFIG_ARCH_KS8695) := ks8695
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machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
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machine-$(CONFIG_ARCH_LOKI) := loki
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2010-07-27 08:49:04 -07:00
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machine-$(CONFIG_ARCH_LPC32XX) := lpc32xx
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_MMP) := mmp
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machine-$(CONFIG_ARCH_MSM) := msm
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machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
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2010-06-14 06:56:58 -07:00
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machine-$(CONFIG_ARCH_MX1) := imx
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2010-06-10 06:11:13 -07:00
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machine-$(CONFIG_ARCH_MX2) := imx
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2009-06-04 02:32:12 -07:00
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machine-$(CONFIG_ARCH_MX25) := mx25
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_MX3) := mx3
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2010-02-02 12:57:53 -07:00
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machine-$(CONFIG_ARCH_MX5) := mx5
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2010-01-14 04:43:54 -07:00
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machine-$(CONFIG_ARCH_MXC91231) := mxc91231
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_NETX) := netx
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2009-07-02 11:06:47 -07:00
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machine-$(CONFIG_ARCH_NOMADIK) := nomadik
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx
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machine-$(CONFIG_ARCH_OMAP1) := omap1
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machine-$(CONFIG_ARCH_OMAP2) := omap2
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machine-$(CONFIG_ARCH_OMAP3) := omap2
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2009-05-29 12:03:43 -07:00
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machine-$(CONFIG_ARCH_OMAP4) := omap2
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_ORION5X) := orion5x
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machine-$(CONFIG_ARCH_PNX4008) := pnx4008
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machine-$(CONFIG_ARCH_PXA) := pxa
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machine-$(CONFIG_ARCH_REALVIEW) := realview
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machine-$(CONFIG_ARCH_RPC) := rpc
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2010-04-28 02:09:01 -07:00
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machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2416 s3c2440 s3c2443
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_S3C24A0) := s3c24a0
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2010-01-25 18:11:04 -07:00
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machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx
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2010-01-13 16:19:36 -07:00
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machine-$(CONFIG_ARCH_S5P6440) := s5p6440
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2010-01-28 18:19:26 -07:00
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machine-$(CONFIG_ARCH_S5P6442) := s5p6442
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2010-05-19 22:51:08 -07:00
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machine-$(CONFIG_ARCH_S5PC100) := s5pc100
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2010-02-24 00:40:44 -07:00
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machine-$(CONFIG_ARCH_S5PV210) := s5pv210
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2010-07-15 20:15:38 -07:00
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machine-$(CONFIG_ARCH_S5PV310) := s5pv310
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_SA1100) := sa1100
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machine-$(CONFIG_ARCH_SHARK) := shark
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2010-02-05 04:14:49 -07:00
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machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
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2009-04-27 02:35:04 -07:00
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machine-$(CONFIG_ARCH_STMP378X) := stmp378x
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machine-$(CONFIG_ARCH_STMP37XX) := stmp37xx
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2010-09-17 09:13:56 -07:00
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machine-$(CONFIG_ARCH_TCC8K) := tcc8k
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2010-01-21 17:53:02 -07:00
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machine-$(CONFIG_ARCH_TEGRA) := tegra
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2009-04-27 02:21:46 -07:00
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machine-$(CONFIG_ARCH_U300) := u300
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2009-11-28 00:24:47 -07:00
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machine-$(CONFIG_ARCH_U8500) := ux500
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_VERSATILE) := versatile
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2010-02-11 14:44:53 -07:00
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machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_ARCH_W90X900) := w90x900
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2009-12-31 07:06:05 -07:00
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machine-$(CONFIG_ARCH_NUC93X) := nuc93x
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2009-04-26 06:22:29 -07:00
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machine-$(CONFIG_FOOTBRIDGE) := footbridge
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2010-04-01 04:31:05 -07:00
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machine-$(CONFIG_MACH_SPEAR300) := spear3xx
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machine-$(CONFIG_MACH_SPEAR310) := spear3xx
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machine-$(CONFIG_MACH_SPEAR320) := spear3xx
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machine-$(CONFIG_MACH_SPEAR600) := spear6xx
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2009-04-26 06:22:29 -07:00
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# Platform directory name. This list is sorted alphanumerically
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# by CONFIG_* macro name.
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plat-$(CONFIG_ARCH_MXC) := mxc
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plat-$(CONFIG_ARCH_OMAP) := omap
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2010-03-02 16:40:15 -07:00
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plat-$(CONFIG_ARCH_S3C64XX) := samsung
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2010-01-14 04:43:54 -07:00
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plat-$(CONFIG_ARCH_STMP3XXX) := stmp3xxx
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2010-09-17 09:13:56 -07:00
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plat-$(CONFIG_ARCH_TCC_926) := tcc
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2009-04-26 06:22:29 -07:00
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plat-$(CONFIG_PLAT_IOP) := iop
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2009-11-11 22:20:54 -07:00
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plat-$(CONFIG_PLAT_NOMADIK) := nomadik
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2009-04-26 06:22:29 -07:00
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plat-$(CONFIG_PLAT_ORION) := orion
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plat-$(CONFIG_PLAT_PXA) := pxa
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2010-02-22 17:18:36 -07:00
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plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
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plat-$(CONFIG_PLAT_S5P) := s5p samsung
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2010-04-01 04:31:05 -07:00
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plat-$(CONFIG_PLAT_SPEAR) := spear
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2010-01-14 05:48:06 -07:00
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plat-$(CONFIG_PLAT_VERSATILE) := versatile
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2005-04-16 15:20:36 -07:00
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ifeq ($(CONFIG_ARCH_EBSA110),y)
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# This is what happens if you forget the IOCS16 line.
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# PCMCIA cards stop working.
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CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
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export CFLAGS_3c589_cs.o
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endif
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2006-01-03 10:28:33 -07:00
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# The byte offset of the kernel image in RAM from the start of RAM.
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TEXT_OFFSET := $(textofs-y)
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2005-04-16 15:20:36 -07:00
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2008-08-02 11:36:14 -07:00
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# The first directory contains additional information for the boot setup code
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2005-04-16 15:20:36 -07:00
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ifneq ($(machine-y),)
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2008-08-02 11:36:14 -07:00
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MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
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2005-04-16 15:20:36 -07:00
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else
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MACHINE :=
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endif
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2007-02-11 10:31:01 -07:00
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2008-08-02 11:36:14 -07:00
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machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
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platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
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ifeq ($(KBUILD_SRC),)
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KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
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else
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KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
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endif
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2006-03-27 07:14:19 -07:00
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export TEXT_OFFSET GZFLAGS MMUEXT
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2005-04-16 15:20:36 -07:00
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# Do we have FASTFPE?
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|
FASTFPE :=arch/arm/fastfpe
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|
|
ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
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|
FASTFPE_OBJ :=$(FASTFPE)/
|
|
|
|
endif
|
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|
|
|
|
# If we have a machine-specific directory, then include it in the build.
|
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|
|
core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
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2008-08-02 11:36:14 -07:00
|
|
|
core-y += $(machdirs) $(platdirs)
|
2005-04-16 15:20:36 -07:00
|
|
|
core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
|
|
|
|
core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
|
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|
|
core-$(CONFIG_VFP) += arch/arm/vfp/
|
|
|
|
|
|
|
|
drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
|
|
|
|
|
2005-11-04 10:17:30 -07:00
|
|
|
libs-y := arch/arm/lib/ $(libs-y)
|
2005-04-16 15:20:36 -07:00
|
|
|
|
|
|
|
# Default target when executing plain make
|
|
|
|
ifeq ($(CONFIG_XIP_KERNEL),y)
|
2006-10-29 05:51:05 -07:00
|
|
|
KBUILD_IMAGE := xipImage
|
2005-04-16 15:20:36 -07:00
|
|
|
else
|
2006-10-29 05:51:05 -07:00
|
|
|
KBUILD_IMAGE := zImage
|
2005-04-16 15:20:36 -07:00
|
|
|
endif
|
|
|
|
|
2006-10-29 05:51:05 -07:00
|
|
|
all: $(KBUILD_IMAGE)
|
|
|
|
|
2005-04-16 15:20:36 -07:00
|
|
|
boot := arch/arm/boot
|
|
|
|
|
2009-04-20 10:59:58 -07:00
|
|
|
archprepare:
|
|
|
|
$(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
|
2005-04-16 15:20:36 -07:00
|
|
|
|
|
|
|
# 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) $@
|
|
|
|
|
|
|
|
# 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)'
|
2008-03-06 08:22:17 -07:00
|
|
|
echo ' uImage - U-Boot wrapped zImage'
|
2005-04-16 15:20:36 -07:00
|
|
|
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'
|
2009-07-20 12:37:11 -07:00
|
|
|
echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
|
|
|
|
echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
|
2005-04-16 15:20:36 -07:00
|
|
|
echo ' install to $$(INSTALL_PATH) and run lilo'
|
|
|
|
endef
|