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#
# 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 -X
LDFLAGS_BLOB :=--format binary
AFLAGS_vmlinux.lds.o = -DTEXTADDR=$(TEXTADDR) -DDATAADDR=$(DATAADDR)
OBJCOPYFLAGS :=-O binary -R .note -R .comment -S
GZFLAGS :=-9
#CFLAGS +=-pipe
ifeq ($(CONFIG_FRAME_POINTER),y)
CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
endif
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
CFLAGS += -mbig-endian
AS += -EB
LD += -EB
AFLAGS += -mbig-endian
else
CFLAGS += -mlittle-endian
AS += -EL
LD += -EL
AFLAGS += -mlittle-endian
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 $(call check_gcc,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call check_gcc,-march=armv5te,-march=armv4)
arch-$(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-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
tune-$(CONFIG_CPU_XSCALE) :=$(call check_gcc,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
tune-$(CONFIG_CPU_V6) :=-mtune=strongarm
# Need -Uarm for gcc < 3.x
CFLAGS +=-mapcs-32 $(arch-y) $(tune-y) -mshort-load-bytes -msoft-float -Wa,-mno-fpu -Uarm
AFLAGS +=-mapcs-32 $(arch-y) $(tune-y) -msoft-float -Wa,-mno-fpu
#Default value
DATAADDR := .
head-y := arch/arm/kernel/head.o arch/arm/kernel/init_task.o
textaddr-y := 0xC0008000
machine-$(CONFIG_ARCH_ARCA5K) := arc
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_FTVPCI) := ftvpci
incdir-$(CONFIG_ARCH_FTVPCI) := nexuspci
machine-$(CONFIG_ARCH_TBOX) := tbox
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_ADIFCC) := adifcc
TEXTADDR := $(textaddr-y)
ifeq ($(incdir-y),)
incdir-y := $(machine-y)
endif
INCDIR := $(incdir-y)
export TEXTADDR GZFLAGS
# Do we have FASTFPE?
FASTFPE :=arch/arm/fastfpe
ifeq ($(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/
ifneq ($(machine-y),)
core-y += arch/arm/mach-$(machine-y)/
endif
core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
drivers-$(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
all: zImage
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: $(wildcard include/config/arch/*.h) include/config/MARKER
@echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/arch-$(INCDIR)'
@ln -fsn arch-$(INCDIR) include/asm-arm/arch
@touch $@
prepare: maketools include/asm-arm/.arch
.PHONY: maketools FORCE
maketools: include/asm-arm/constants.h include/linux/version.h FORCE
$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
# Convert bzImage to zImage
bzImage: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/zImage
zImage Image bootpImage uImage: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
zinstall install: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $@
CLEAN_FILES += include/asm-arm/constants.h* 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 (that short circuit a few dependencies)
zImg:; $(Q)$(MAKE) $(build)=$(boot) $(boot)/zImage
Img:; $(Q)$(MAKE) $(build)=$(boot) $(boot)/Image
bp:; $(Q)$(MAKE) $(build)=$(boot) $(boot)/bootpImage
i:; $(Q)$(MAKE) $(build)=$(boot) install
zi:; $(Q)$(MAKE) $(build)=$(boot) zinstall
arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
include/asm-arm/.arch
include/asm-$(ARCH)/constants.h: arch/$(ARCH)/kernel/asm-offsets.s
$(call filechk,gen-asm-offsets)
define archhelp
echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
echo ' bootpImage - Combined zImage and initial RAM disk'
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