Merge tag 'for-linus-3.4' of git://git.infradead.org/mtd-2.6
[deliverable/linux.git] / arch / arm / Makefile
CommitLineData
1da177e4
LT
1#
2# arch/arm/Makefile
3#
4f193362
PS
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
1da177e4
LT
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2001 by Russell King
12
13LDFLAGS_vmlinux :=-p --no-undefined -X
26584853
CM
14ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
15LDFLAGS_vmlinux += --be8
16endif
51b563fc 17
dc810efb 18OBJCOPYFLAGS :=-O binary -R .comment -S
1da177e4 19GZFLAGS :=-9
a0f97e06 20#KBUILD_CFLAGS +=-pipe
5636810d 21# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
a0f97e06 22KBUILD_CFLAGS +=$(call cc-option,-marm,)
1da177e4 23
bd365591
MM
24# Never generate .eh_frame
25KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
26
1da177e4
LT
27# Do not use arch/arm/defconfig - it's always outdated.
28# Select a platform tht is kept up-to-date
29KBUILD_DEFCONFIG := versatile_defconfig
30
3dbda77e 31# defines filename extension depending memory management type.
f8c07de6
HC
32ifeq ($(CONFIG_MMU),)
33MMUEXT := -nommu
34endif
35
1da177e4 36ifeq ($(CONFIG_FRAME_POINTER),y)
a0f97e06 37KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
1da177e4
LT
38endif
39
c743f380
NP
40ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
41KBUILD_CFLAGS +=-fstack-protector
42endif
43
1da177e4 44ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
06c5040c 45KBUILD_CPPFLAGS += -mbig-endian
1da177e4
LT
46AS += -EB
47LD += -EB
48else
06c5040c 49KBUILD_CPPFLAGS += -mlittle-endian
1da177e4
LT
50AS += -EL
51LD += -EL
52endif
53
54comma = ,
55
56# This selects which instruction set is used.
57# Note that GCC does not numerically define an architecture version
58# macro, but instead defines a whole series of macros which makes
59# testing for a specific architecture or later rather impossible.
76ebc6a4 60arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
1da177e4 61arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
23688e99
CM
62# Only override the compiler option if ARMv6. The ARMv6K extensions are
63# always available in ARMv7
64ifeq ($(CONFIG_CPU_32v6),y)
4a5f79e7 65arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
23688e99 66endif
260e98ed
LB
67arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
68arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
1da177e4
LT
69arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
70arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
71
72# This selects how we optimise for the processor.
73tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
74tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
07e0da78 75tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
1da177e4 76tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
b731c311 77tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
43f5f014 78tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
d60674eb 79tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
e6bb83fd 80tune-$(CONFIG_CPU_ARM946E) :=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
1da177e4
LT
81tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
82tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
83tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
84tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
28853ac8 85tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi
1da177e4
LT
86tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
87tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
88tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
23bdf86a 89tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
b71b9eff 90tune-$(CONFIG_CPU_FEROCEON) :=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
cd26f45b 91tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
e399b1a4 92tune-$(CONFIG_CPU_V6K) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
1da177e4 93
704bdda0 94ifeq ($(CONFIG_AEABI),y)
c7fd8442 95CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
704bdda0 96else
c28a814f 97CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
704bdda0
NP
98endif
99
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CM
100ifeq ($(CONFIG_ARM_UNWIND),y)
101CFLAGS_ABI +=-funwind-tables
102endif
103
16c79651 104ifeq ($(CONFIG_THUMB2_KERNEL),y)
c540b9ff 105AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
16c79651
CM
106AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
107CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
108AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
6f685c5c
DM
109# Work around buggy relocation from gas if requested:
110ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
111CFLAGS_MODULE +=-fno-optimize-sibling-calls
112endif
16c79651
CM
113endif
114
704bdda0 115# Need -Uarm for gcc < 3.x
16c79651
CM
116KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
117KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
1da177e4
LT
118
119CHECKFLAGS += -D__arm__
120
121#Default value
75d90832 122head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
9d4f13e5 123textofs-y := 0x00008000
b4175b89 124textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
c4761b69
VK
125# We don't want the htc bootloader to corrupt kernel during resume
126textofs-$(CONFIG_PM_H1940) := 0x00108000
1da177e4 127# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
b4175b89
RK
128ifeq ($(CONFIG_ARCH_SA1100),y)
129textofs-$(CONFIG_SA1111) := 0x00208000
1da177e4 130endif
9e775ad1
SB
131textofs-$(CONFIG_ARCH_MSM7X30) := 0x00208000
132textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000
133textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
b4175b89
RK
134
135# Machine directory name. This list is sorted alphanumerically
136# by CONFIG_* macro name.
b4175b89 137machine-$(CONFIG_ARCH_AT91) := at91
6288e28d 138machine-$(CONFIG_ARCH_BCMRING) := bcmring
b4175b89 139machine-$(CONFIG_ARCH_CLPS711X) := clps711x
d94f944e 140machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx
b4175b89 141machine-$(CONFIG_ARCH_DAVINCI) := davinci
edabd38e 142machine-$(CONFIG_ARCH_DOVE) := dove
b4175b89
RK
143machine-$(CONFIG_ARCH_EBSA110) := ebsa110
144machine-$(CONFIG_ARCH_EP93XX) := ep93xx
145machine-$(CONFIG_ARCH_GEMINI) := gemini
146machine-$(CONFIG_ARCH_H720X) := h720x
220e6cf7 147machine-$(CONFIG_ARCH_HIGHBANK) := highbank
b4175b89
RK
148machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
149machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
150machine-$(CONFIG_ARCH_IOP32X) := iop32x
151machine-$(CONFIG_ARCH_IOP33X) := iop33x
152machine-$(CONFIG_ARCH_IXP2000) := ixp2000
153machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
154machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
155machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
156machine-$(CONFIG_ARCH_KS8695) := ks8695
40805949 157machine-$(CONFIG_ARCH_LPC32XX) := lpc32xx
b4175b89
RK
158machine-$(CONFIG_ARCH_MMP) := mmp
159machine-$(CONFIG_ARCH_MSM) := msm
160machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
ae4fa7f6 161machine-$(CONFIG_ARCH_IMX_V4_V5) := imx
a89cf59b 162machine-$(CONFIG_ARCH_IMX_V6_V7) := imx
1d3f33d5 163machine-$(CONFIG_ARCH_MXS) := mxs
b4175b89 164machine-$(CONFIG_ARCH_NETX) := netx
28ad94ec 165machine-$(CONFIG_ARCH_NOMADIK) := nomadik
b4175b89
RK
166machine-$(CONFIG_ARCH_OMAP1) := omap1
167machine-$(CONFIG_ARCH_OMAP2) := omap2
168machine-$(CONFIG_ARCH_OMAP3) := omap2
949abd84 169machine-$(CONFIG_ARCH_OMAP4) := omap2
b4175b89 170machine-$(CONFIG_ARCH_ORION5X) := orion5x
af75655c 171machine-$(CONFIG_ARCH_PICOXCELL) := picoxcell
b4175b89 172machine-$(CONFIG_ARCH_PNX4008) := pnx4008
02c981c0 173machine-$(CONFIG_ARCH_PRIMA2) := prima2
b4175b89
RK
174machine-$(CONFIG_ARCH_PXA) := pxa
175machine-$(CONFIG_ARCH_REALVIEW) := realview
176machine-$(CONFIG_ARCH_RPC) := rpc
84c028b9 177machine-$(CONFIG_ARCH_S3C24XX) := s3c24xx s3c2412 s3c2440
431107ea 178machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx
49b7a491 179machine-$(CONFIG_ARCH_S5P64X0) := s5p64x0
acc84707 180machine-$(CONFIG_ARCH_S5PC100) := s5pc100
170f4e42 181machine-$(CONFIG_ARCH_S5PV210) := s5pv210
83014579 182machine-$(CONFIG_ARCH_EXYNOS4) := exynos
94c7ca71 183machine-$(CONFIG_ARCH_EXYNOS5) := exynos
b4175b89
RK
184machine-$(CONFIG_ARCH_SA1100) := sa1100
185machine-$(CONFIG_ARCH_SHARK) := shark
c793c1b0 186machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
c5f80065 187machine-$(CONFIG_ARCH_TEGRA) := tegra
d98aac75 188machine-$(CONFIG_ARCH_U300) := u300
850265e8 189machine-$(CONFIG_ARCH_U8500) := ux500
b4175b89 190machine-$(CONFIG_ARCH_VERSATILE) := versatile
ceade897 191machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
21f47fbc 192machine-$(CONFIG_ARCH_VT8500) := vt8500
b4175b89
RK
193machine-$(CONFIG_ARCH_W90X900) := w90x900
194machine-$(CONFIG_FOOTBRIDGE) := footbridge
cee37e50 195machine-$(CONFIG_MACH_SPEAR300) := spear3xx
196machine-$(CONFIG_MACH_SPEAR310) := spear3xx
197machine-$(CONFIG_MACH_SPEAR320) := spear3xx
198machine-$(CONFIG_MACH_SPEAR600) := spear6xx
b85a3ef4 199machine-$(CONFIG_ARCH_ZYNQ) := zynq
b4175b89
RK
200
201# Platform directory name. This list is sorted alphanumerically
202# by CONFIG_* macro name.
203plat-$(CONFIG_ARCH_MXC) := mxc
204plat-$(CONFIG_ARCH_OMAP) := omap
882d01f9 205plat-$(CONFIG_ARCH_S3C64XX) := samsung
b85a3ef4 206plat-$(CONFIG_ARCH_ZYNQ) := versatile
b4175b89 207plat-$(CONFIG_PLAT_IOP) := iop
59b559d7 208plat-$(CONFIG_PLAT_NOMADIK) := nomadik
b4175b89
RK
209plat-$(CONFIG_PLAT_ORION) := orion
210plat-$(CONFIG_PLAT_PXA) := pxa
7965b214 211plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
7965b214 212plat-$(CONFIG_PLAT_S5P) := s5p samsung
cee37e50 213plat-$(CONFIG_PLAT_SPEAR) := spear
f4b8b319 214plat-$(CONFIG_PLAT_VERSATILE) := versatile
1da177e4
LT
215
216ifeq ($(CONFIG_ARCH_EBSA110),y)
217# This is what happens if you forget the IOCS16 line.
218# PCMCIA cards stop working.
219CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
220export CFLAGS_3c589_cs.o
221endif
222
9d4f13e5
RK
223# The byte offset of the kernel image in RAM from the start of RAM.
224TEXT_OFFSET := $(textofs-y)
1da177e4 225
f44f82e8 226# The first directory contains additional information for the boot setup code
1da177e4 227ifneq ($(machine-y),)
f44f82e8 228MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
1da177e4
LT
229else
230MACHINE :=
231endif
a21765a7 232
f44f82e8
RK
233machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
234platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
235
236ifeq ($(KBUILD_SRC),)
237KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
238else
239KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
240endif
241
f8c07de6 242export TEXT_OFFSET GZFLAGS MMUEXT
1da177e4
LT
243
244# Do we have FASTFPE?
245FASTFPE :=arch/arm/fastfpe
246ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
247FASTFPE_OBJ :=$(FASTFPE)/
248endif
249
1da177e4
LT
250core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
251core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
252core-$(CONFIG_VFP) += arch/arm/vfp/
253
c62d0f2a
NP
254# If we have a machine-specific directory, then include it in the build.
255core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
ddecdfce 256core-y += arch/arm/net/
c62d0f2a
NP
257core-y += $(machdirs) $(platdirs)
258
1da177e4 259drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
1da177e4 260
30c2f90b 261libs-y := arch/arm/lib/ $(libs-y)
1da177e4
LT
262
263# Default target when executing plain make
264ifeq ($(CONFIG_XIP_KERNEL),y)
51342d71 265KBUILD_IMAGE := xipImage
1da177e4 266else
51342d71 267KBUILD_IMAGE := zImage
1da177e4
LT
268endif
269
51342d71
RK
270all: $(KBUILD_IMAGE)
271
1da177e4
LT
272boot := arch/arm/boot
273
66206536
SR
274archprepare:
275 $(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
1da177e4
LT
276
277# Convert bzImage to zImage
278bzImage: zImage
279
280zImage Image xipImage bootpImage uImage: vmlinux
281 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
282
a65d2922 283zinstall uinstall install: vmlinux
1da177e4
LT
284 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
285
5fd1a2ed
RH
286%.dtb:
287 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
288
289dtbs:
290 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
291
1da177e4
LT
292# We use MRPROPER_FILES and CLEAN_FILES now
293archclean:
294 $(Q)$(MAKE) $(clean)=$(boot)
295
296# My testing targets (bypasses dependencies)
297bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
298i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
299
1da177e4
LT
300
301define archhelp
302 echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
303 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
304 echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
a4f14bac 305 echo ' uImage - U-Boot wrapped zImage'
1da177e4
LT
306 echo ' bootpImage - Combined zImage and initial RAM disk'
307 echo ' (supply initrd image via make variable INITRD=<path>)'
5fd1a2ed 308 echo ' dtbs - Build device tree blobs for enabled boards'
1da177e4
LT
309 echo ' install - Install uncompressed kernel'
310 echo ' zinstall - Install compressed kernel'
a65d2922 311 echo ' uinstall - Install U-Boot wrapped compressed kernel'
caa27b66
SR
312 echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
313 echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
1da177e4
LT
314 echo ' install to $$(INSTALL_PATH) and run lilo'
315endef
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