Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | # |
| 2 | # arch/arm/Makefile |
| 3 | # |
| 4 | # This file is subject to the terms and conditions of the GNU General Public |
| 5 | # License. See the file "COPYING" in the main directory of this archive |
| 6 | # for more details. |
| 7 | # |
| 8 | # Copyright (C) 1995-2001 by Russell King |
| 9 | |
| 10 | LDFLAGS_vmlinux :=-p --no-undefined -X |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 11 | CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | OBJCOPYFLAGS :=-O binary -R .note -R .comment -S |
| 13 | GZFLAGS :=-9 |
| 14 | #CFLAGS +=-pipe |
| 15 | |
| 16 | # Do not use arch/arm/defconfig - it's always outdated. |
| 17 | # Select a platform tht is kept up-to-date |
| 18 | KBUILD_DEFCONFIG := versatile_defconfig |
| 19 | |
| 20 | ifeq ($(CONFIG_FRAME_POINTER),y) |
| 21 | CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog |
| 22 | endif |
| 23 | |
| 24 | ifeq ($(CONFIG_CPU_BIG_ENDIAN),y) |
| 25 | CPPFLAGS += -mbig-endian |
| 26 | AS += -EB |
| 27 | LD += -EB |
| 28 | else |
| 29 | CPPFLAGS += -mlittle-endian |
| 30 | AS += -EL |
| 31 | LD += -EL |
| 32 | endif |
| 33 | |
| 34 | comma = , |
| 35 | |
| 36 | # This selects which instruction set is used. |
| 37 | # Note that GCC does not numerically define an architecture version |
| 38 | # macro, but instead defines a whole series of macros which makes |
| 39 | # testing for a specific architecture or later rather impossible. |
| 40 | arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6) |
Russell King | 4a5f79e | 2005-11-03 15:48:21 +0000 | [diff] [blame] | 41 | arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4) |
| 43 | arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4 |
| 44 | arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3 |
| 45 | |
| 46 | # This selects how we optimise for the processor. |
| 47 | tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610 |
| 48 | tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710 |
| 49 | tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi |
| 50 | tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi |
| 51 | tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi |
| 52 | tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi |
| 53 | tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi |
| 54 | tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110 |
| 55 | tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100 |
| 56 | tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale |
George G. Davis | cd26f45 | 2005-10-12 19:58:09 +0100 | [diff] [blame] | 57 | tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 58 | |
Nicolas Pitre | 704bdda | 2006-01-14 16:33:50 +0000 | [diff] [blame^] | 59 | ifeq ($(CONFIG_AEABI),y) |
| 60 | CFLAGS_ABI :=-mabi=aapcs -mno-thumb-interwork |
| 61 | else |
Catalin Marinas | c28a814 | 2005-06-30 17:04:14 +0100 | [diff] [blame] | 62 | CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,) |
Nicolas Pitre | 704bdda | 2006-01-14 16:33:50 +0000 | [diff] [blame^] | 63 | endif |
| 64 | |
| 65 | # Need -Uarm for gcc < 3.x |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm |
| 67 | AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float |
| 68 | |
| 69 | CHECKFLAGS += -D__arm__ |
| 70 | |
| 71 | #Default value |
| 72 | head-y := arch/arm/kernel/head.o arch/arm/kernel/init_task.o |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 73 | textofs-y := 0x00008000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | |
| 75 | machine-$(CONFIG_ARCH_RPC) := rpc |
| 76 | machine-$(CONFIG_ARCH_EBSA110) := ebsa110 |
| 77 | machine-$(CONFIG_ARCH_CLPS7500) := clps7500 |
| 78 | incdir-$(CONFIG_ARCH_CLPS7500) := cl7500 |
| 79 | machine-$(CONFIG_FOOTBRIDGE) := footbridge |
| 80 | incdir-$(CONFIG_FOOTBRIDGE) := ebsa285 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | machine-$(CONFIG_ARCH_CO285) := footbridge |
| 82 | incdir-$(CONFIG_ARCH_CO285) := ebsa285 |
| 83 | machine-$(CONFIG_ARCH_SHARK) := shark |
| 84 | machine-$(CONFIG_ARCH_SA1100) := sa1100 |
| 85 | ifeq ($(CONFIG_ARCH_SA1100),y) |
| 86 | # SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 87 | textofs-$(CONFIG_SA1111) := 0x00208000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | endif |
| 89 | machine-$(CONFIG_ARCH_PXA) := pxa |
| 90 | machine-$(CONFIG_ARCH_L7200) := l7200 |
| 91 | machine-$(CONFIG_ARCH_INTEGRATOR) := integrator |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 92 | textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | machine-$(CONFIG_ARCH_CLPS711X) := clps711x |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | machine-$(CONFIG_ARCH_IOP3XX) := iop3xx |
| 95 | machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx |
| 96 | machine-$(CONFIG_ARCH_IXP2000) := ixp2000 |
Tony Lindgren | d48af15 | 2005-07-10 19:58:17 +0100 | [diff] [blame] | 97 | machine-$(CONFIG_ARCH_OMAP1) := omap1 |
Tony Lindgren | 1dbae81 | 2005-11-10 14:26:51 +0000 | [diff] [blame] | 98 | machine-$(CONFIG_ARCH_OMAP2) := omap2 |
Tony Lindgren | d48af15 | 2005-07-10 19:58:17 +0100 | [diff] [blame] | 99 | incdir-$(CONFIG_ARCH_OMAP) := omap |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | machine-$(CONFIG_ARCH_S3C2410) := s3c2410 |
| 101 | machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x |
| 102 | machine-$(CONFIG_ARCH_VERSATILE) := versatile |
| 103 | machine-$(CONFIG_ARCH_IMX) := imx |
| 104 | machine-$(CONFIG_ARCH_H720X) := h720x |
Bellido Nicolas | 038c5b6 | 2005-06-20 18:51:05 +0100 | [diff] [blame] | 105 | machine-$(CONFIG_ARCH_AAEC2000) := aaec2000 |
Catalin Marinas | 8ad68bb | 2005-10-31 14:25:02 +0000 | [diff] [blame] | 106 | machine-$(CONFIG_ARCH_REALVIEW) := realview |
SAN People | 73a59c1 | 2006-01-09 17:05:41 +0000 | [diff] [blame] | 107 | machine-$(CONFIG_ARCH_AT91RM9200) := at91rm9200 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | |
| 109 | ifeq ($(CONFIG_ARCH_EBSA110),y) |
| 110 | # This is what happens if you forget the IOCS16 line. |
| 111 | # PCMCIA cards stop working. |
| 112 | CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL |
| 113 | export CFLAGS_3c589_cs.o |
| 114 | endif |
| 115 | |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 116 | # The byte offset of the kernel image in RAM from the start of RAM. |
| 117 | TEXT_OFFSET := $(textofs-y) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | |
| 119 | ifeq ($(incdir-y),) |
| 120 | incdir-y := $(machine-y) |
| 121 | endif |
| 122 | INCDIR := arch-$(incdir-y) |
Nicolas Pitre | 37d07b7 | 2005-10-29 21:44:56 +0100 | [diff] [blame] | 123 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 124 | ifneq ($(machine-y),) |
| 125 | MACHINE := arch/arm/mach-$(machine-y)/ |
| 126 | else |
| 127 | MACHINE := |
| 128 | endif |
| 129 | |
Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 130 | export TEXT_OFFSET GZFLAGS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | |
| 132 | # Do we have FASTFPE? |
| 133 | FASTFPE :=arch/arm/fastfpe |
| 134 | ifeq ($(FASTFPE),$(wildcard $(FASTFPE))) |
| 135 | FASTFPE_OBJ :=$(FASTFPE)/ |
| 136 | endif |
| 137 | |
| 138 | # If we have a machine-specific directory, then include it in the build. |
| 139 | core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/ |
| 140 | core-y += $(MACHINE) |
| 141 | core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/ |
| 142 | core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ) |
| 143 | core-$(CONFIG_VFP) += arch/arm/vfp/ |
| 144 | |
Tony Lindgren | d48af15 | 2005-07-10 19:58:17 +0100 | [diff] [blame] | 145 | # If we have a common platform directory, then include it in the build. |
| 146 | core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/ |
| 147 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/ |
| 149 | drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/ |
| 150 | drivers-$(CONFIG_ARCH_L7200) += drivers/acorn/char/ |
| 151 | |
Nicolas Pitre | 30c2f90 | 2005-11-04 17:17:30 +0000 | [diff] [blame] | 152 | libs-y := arch/arm/lib/ $(libs-y) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | |
| 154 | # Default target when executing plain make |
| 155 | ifeq ($(CONFIG_XIP_KERNEL),y) |
| 156 | all: xipImage |
| 157 | else |
| 158 | all: zImage |
| 159 | endif |
| 160 | |
| 161 | boot := arch/arm/boot |
| 162 | |
| 163 | # Update machine arch and proc symlinks if something which affects |
| 164 | # them changed. We use .arch to indicate when they were updated |
| 165 | # last, otherwise make uses the target directory mtime. |
| 166 | |
| 167 | include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/MARKER |
| 168 | @echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/$(INCDIR)' |
| 169 | ifneq ($(KBUILD_SRC),) |
| 170 | $(Q)mkdir -p include/asm-arm |
| 171 | $(Q)ln -fsn $(srctree)/include/asm-arm/$(INCDIR) include/asm-arm/arch |
| 172 | else |
| 173 | $(Q)ln -fsn $(INCDIR) include/asm-arm/arch |
| 174 | endif |
| 175 | @touch $@ |
| 176 | |
Al Viro | 0b15569 | 2005-09-26 07:49:27 +0100 | [diff] [blame] | 177 | archprepare: maketools |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 178 | |
| 179 | .PHONY: maketools FORCE |
Al Viro | 0b15569 | 2005-09-26 07:49:27 +0100 | [diff] [blame] | 180 | maketools: include/linux/version.h include/asm-arm/.arch FORCE |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 181 | $(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h |
| 182 | |
| 183 | # Convert bzImage to zImage |
| 184 | bzImage: zImage |
| 185 | |
| 186 | zImage Image xipImage bootpImage uImage: vmlinux |
| 187 | $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ |
| 188 | |
| 189 | zinstall install: vmlinux |
| 190 | $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ |
| 191 | |
Sam Ravnborg | e6ae744 | 2005-09-09 21:08:59 +0200 | [diff] [blame] | 192 | CLEAN_FILES += include/asm-arm/mach-types.h \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 193 | include/asm-arm/arch include/asm-arm/.arch |
| 194 | |
| 195 | # We use MRPROPER_FILES and CLEAN_FILES now |
| 196 | archclean: |
| 197 | $(Q)$(MAKE) $(clean)=$(boot) |
| 198 | |
| 199 | # My testing targets (bypasses dependencies) |
| 200 | bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage |
| 201 | i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ |
| 202 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | |
| 204 | define archhelp |
| 205 | echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)' |
| 206 | echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)' |
| 207 | echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)' |
| 208 | echo ' bootpImage - Combined zImage and initial RAM disk' |
| 209 | echo ' (supply initrd image via make variable INITRD=<path>)' |
| 210 | echo ' install - Install uncompressed kernel' |
| 211 | echo ' zinstall - Install compressed kernel' |
| 212 | echo ' Install using (your) ~/bin/installkernel or' |
| 213 | echo ' (distribution) /sbin/installkernel or' |
| 214 | echo ' install to $$(INSTALL_PATH) and run lilo' |
| 215 | endef |