LDFLAGS_vmlinux :=-p --no-undefined -X
CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
-OBJCOPYFLAGS :=-O binary -R .note -R .comment -S
+OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
GZFLAGS :=-9
-#CFLAGS +=-pipe
+#KBUILD_CFLAGS +=-pipe
# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
-CFLAGS +=$(call cc-option,-marm,)
+KBUILD_CFLAGS +=$(call cc-option,-marm,)
# Do not use arch/arm/defconfig - it's always outdated.
# Select a platform tht is kept up-to-date
endif
ifeq ($(CONFIG_FRAME_POINTER),y)
-CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
+KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
endif
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
-CPPFLAGS += -mbig-endian
+KBUILD_CPPFLAGS += -mbig-endian
AS += -EB
LD += -EB
else
-CPPFLAGS += -mlittle-endian
+KBUILD_CPPFLAGS += -mlittle-endian
AS += -EL
LD += -EL
endif
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
+arch-$(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-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
-tune-$(CONFIG_CPU_ARM946T) :=$(call cc-option,-mtune=arm9e,-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-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
endif
# Need -Uarm for gcc < 3.x
-CFLAGS +=$(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) $(tune-y) -msoft-float
+KBUILD_CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
+KBUILD_AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float
CHECKFLAGS += -D__arm__
machine-$(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)
machine-$(CONFIG_ARCH_IOP32X) := iop32x
machine-$(CONFIG_ARCH_IOP33X) := iop33x
machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
+ plat-$(CONFIG_PLAT_IOP) := iop
machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
machine-$(CONFIG_ARCH_IXP2000) := ixp2000
machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
machine-$(CONFIG_ARCH_OMAP1) := omap1
machine-$(CONFIG_ARCH_OMAP2) := omap2
- incdir-$(CONFIG_ARCH_OMAP) := omap
- machine-$(CONFIG_ARCH_S3C2410) := s3c2410
+ machine-$(CONFIG_ARCH_OMAP3) := omap2
+ plat-$(CONFIG_ARCH_OMAP) := omap
+ machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2440 s3c2442 s3c2443
+ plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx s3c
machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
machine-$(CONFIG_ARCH_VERSATILE) := versatile
machine-$(CONFIG_ARCH_IMX) := imx
machine-$(CONFIG_ARCH_PNX4008) := pnx4008
machine-$(CONFIG_ARCH_NETX) := netx
machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx
- textofs-$(CONFIG_ARCH_NS9XXX) := 0x00108000
+ machine-$(CONFIG_ARCH_DAVINCI) := davinci
+ machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
+ machine-$(CONFIG_ARCH_KS8695) := ks8695
+ plat-$(CONFIG_ARCH_MXC) := mxc
+ machine-$(CONFIG_ARCH_MX2) := mx2
+ machine-$(CONFIG_ARCH_MX3) := mx3
+ machine-$(CONFIG_ARCH_ORION5X) := orion5x
+ plat-$(CONFIG_PLAT_ORION) := orion
+ machine-$(CONFIG_ARCH_MSM) := msm
+ machine-$(CONFIG_ARCH_LOKI) := loki
+ machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
ifeq ($(CONFIG_ARCH_EBSA110),y)
# This is what happens if you forget the IOCS16 line.
# 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)
-
+# The first directory contains additional information for the boot setup code
ifneq ($(machine-y),)
-MACHINE := arch/arm/mach-$(machine-y)/
+MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
else
MACHINE :=
endif
+machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
+platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
+
+ifeq ($(KBUILD_SRC),)
+KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
+else
+KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
+endif
+
export TEXT_OFFSET GZFLAGS MMUEXT
# Do we have FASTFPE?
# 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_ARCH_S3C2410) += arch/arm/mach-s3c2400/
-core-$(CONFIG_ARCH_S3C2410) += arch/arm/mach-s3c2412/
-core-$(CONFIG_ARCH_S3C2410) += arch/arm/mach-s3c2440/
-core-$(CONFIG_ARCH_S3C2410) += arch/arm/mach-s3c2442/
-core-$(CONFIG_ARCH_S3C2410) += arch/arm/mach-s3c2443/
+core-y += $(machdirs) $(platdirs)
core-$(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-$(CONFIG_PLAT_IOP) += arch/arm/plat-iop/
-core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/
-core-$(CONFIG_PLAT_S3C24XX) += arch/arm/plat-s3c24xx/
-
drivers-$(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)
# them changed. We use .arch to indicate when they were updated
# last, otherwise make uses the target directory mtime.
-include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/auto.conf
- @echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/$(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
+maketools: include/linux/version.h FORCE
$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
# Convert bzImage to zImage
echo '* zImage - Compressed kernel image (arch/$(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 ' install - Install uncompressed kernel'