| # |
| # 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 = -DTEXTADDR=$(TEXTADDR) -DDATAADDR=$(DATAADDR) |
| 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| # Do not use arch/arm/defconfig - it's always outdated.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-$(CONFIG_CPU_V6) :=-mtune=strongarm |
| |
| # Need -Uarm for gcc < 3.x |
| CFLAGS_ABI :=$(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-$(CONFIG_ARCH_OMAP) := omap |
| machine-$(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-$(CONFIG_ARCH_AAEC2000) := aaec2000 |
| |
| ifeq ($(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 := $(textaddr-y) |
| ifeq ($(CONFIG_XIP_KERNEL),y) |
| DATAADDR := $(TEXTADDR) |
| xipaddr-$(CONFIG_ARCH_CO285) := 0x5f000000 |
| xipaddr-y ?= 0xbf000000 |
| # Replace phys addr with virt addr while keeping offset from base. |
| TEXTADDR := $(shell echo $(CONFIG_XIP_PHYS_ADDR) $(xipaddr-y) | \ |
| awk --non-decimal-data '/[:xdigit:]/ \ |
| { printf("0x%x\n", and($$1, 0x000fffff) + $$2) }' ) |
| endif |
| |
| 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 DATAADDR 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/ |
| |
| 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 $@ |
| |
| 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: 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/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 (bypasses dependencies) |
| bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage |
| i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ |
| |
| arch/$(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/$(ARCH)/boot/Image)' |
| echo '* xipImage - XIP kernel image, if configured (arch/$(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 |