[ARM] nommu: add ARM7TDMI core support
[deliverable/linux.git] / arch / arm / Makefile
CommitLineData
1da177e4
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1#
2# arch/arm/Makefile
3#
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PS
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
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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
9d4f13e5 14CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
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15OBJCOPYFLAGS :=-O binary -R .note -R .comment -S
16GZFLAGS :=-9
17#CFLAGS +=-pipe
18
19# Do not use arch/arm/defconfig - it's always outdated.
20# Select a platform tht is kept up-to-date
21KBUILD_DEFCONFIG := versatile_defconfig
22
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HC
23# defines filename extension depending memory manement type.
24ifeq ($(CONFIG_MMU),)
25MMUEXT := -nommu
26endif
27
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28ifeq ($(CONFIG_FRAME_POINTER),y)
29CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
30endif
31
32ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
33CPPFLAGS += -mbig-endian
34AS += -EB
35LD += -EB
36else
37CPPFLAGS += -mlittle-endian
38AS += -EL
39LD += -EL
40endif
41
42comma = ,
43
44# This selects which instruction set is used.
45# Note that GCC does not numerically define an architecture version
46# macro, but instead defines a whole series of macros which makes
47# testing for a specific architecture or later rather impossible.
48arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
4a5f79e7 49arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
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50arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
51arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
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52arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
53arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
54
55# This selects how we optimise for the processor.
56tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
57tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
07e0da78 58tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
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59tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
60tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
61tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
62tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
63tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
64tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
65tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
66tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
23bdf86a 67tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
cd26f45b 68tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
1da177e4 69
704bdda0 70ifeq ($(CONFIG_AEABI),y)
c7fd8442 71CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
704bdda0 72else
c28a814f 73CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
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74endif
75
76# Need -Uarm for gcc < 3.x
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77CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
78AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float
79
80CHECKFLAGS += -D__arm__
81
82#Default value
75d90832 83head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
9d4f13e5 84textofs-y := 0x00008000
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85
86 machine-$(CONFIG_ARCH_RPC) := rpc
87 machine-$(CONFIG_ARCH_EBSA110) := ebsa110
88 machine-$(CONFIG_ARCH_CLPS7500) := clps7500
89 incdir-$(CONFIG_ARCH_CLPS7500) := cl7500
90 machine-$(CONFIG_FOOTBRIDGE) := footbridge
91 incdir-$(CONFIG_FOOTBRIDGE) := ebsa285
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92 machine-$(CONFIG_ARCH_CO285) := footbridge
93 incdir-$(CONFIG_ARCH_CO285) := ebsa285
94 machine-$(CONFIG_ARCH_SHARK) := shark
95 machine-$(CONFIG_ARCH_SA1100) := sa1100
96ifeq ($(CONFIG_ARCH_SA1100),y)
97# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
9d4f13e5 98 textofs-$(CONFIG_SA1111) := 0x00208000
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99endif
100 machine-$(CONFIG_ARCH_PXA) := pxa
101 machine-$(CONFIG_ARCH_L7200) := l7200
102 machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
9d4f13e5 103 textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
1da177e4 104 machine-$(CONFIG_ARCH_CLPS711X) := clps711x
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105 machine-$(CONFIG_ARCH_IOP32X) := iop32x
106 machine-$(CONFIG_ARCH_IOP33X) := iop33x
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107 machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
108 machine-$(CONFIG_ARCH_IXP2000) := ixp2000
c4713074 109 machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
d48af15e 110 machine-$(CONFIG_ARCH_OMAP1) := omap1
1dbae815 111 machine-$(CONFIG_ARCH_OMAP2) := omap2
d48af15e 112 incdir-$(CONFIG_ARCH_OMAP) := omap
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113 machine-$(CONFIG_ARCH_S3C2410) := s3c2410
114 machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
115 machine-$(CONFIG_ARCH_VERSATILE) := versatile
116 machine-$(CONFIG_ARCH_IMX) := imx
117 machine-$(CONFIG_ARCH_H720X) := h720x
038c5b60 118 machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
8ad68bbf 119 machine-$(CONFIG_ARCH_REALVIEW) := realview
8fc5ffa0 120 machine-$(CONFIG_ARCH_AT91) := at91rm9200
e7736d47 121 machine-$(CONFIG_ARCH_EP93XX) := ep93xx
78818e47 122 machine-$(CONFIG_ARCH_PNX4008) := pnx4008
bb6d8c88 123 machine-$(CONFIG_ARCH_NETX) := netx
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124
125ifeq ($(CONFIG_ARCH_EBSA110),y)
126# This is what happens if you forget the IOCS16 line.
127# PCMCIA cards stop working.
128CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
129export CFLAGS_3c589_cs.o
130endif
131
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132# The byte offset of the kernel image in RAM from the start of RAM.
133TEXT_OFFSET := $(textofs-y)
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134
135ifeq ($(incdir-y),)
136incdir-y := $(machine-y)
137endif
138INCDIR := arch-$(incdir-y)
37d07b72 139
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140ifneq ($(machine-y),)
141MACHINE := arch/arm/mach-$(machine-y)/
142else
143MACHINE :=
144endif
145
f8c07de6 146export TEXT_OFFSET GZFLAGS MMUEXT
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147
148# Do we have FASTFPE?
149FASTFPE :=arch/arm/fastfpe
150ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
151FASTFPE_OBJ :=$(FASTFPE)/
152endif
153
154# If we have a machine-specific directory, then include it in the build.
155core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
156core-y += $(MACHINE)
157core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
158core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
159core-$(CONFIG_VFP) += arch/arm/vfp/
160
d48af15e 161# If we have a common platform directory, then include it in the build.
7ae1f7ec 162core-$(CONFIG_PLAT_IOP) += arch/arm/plat-iop/
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163core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/
164
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165drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
166drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/
167drivers-$(CONFIG_ARCH_L7200) += drivers/acorn/char/
168
30c2f90b 169libs-y := arch/arm/lib/ $(libs-y)
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170
171# Default target when executing plain make
172ifeq ($(CONFIG_XIP_KERNEL),y)
173all: xipImage
174else
175all: zImage
176endif
177
178boot := arch/arm/boot
179
180# Update machine arch and proc symlinks if something which affects
181# them changed. We use .arch to indicate when they were updated
182# last, otherwise make uses the target directory mtime.
183
2e3646e5 184include/asm-arm/.arch: $(wildcard include/config/arch/*.h) include/config/auto.conf
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185 @echo ' SYMLINK include/asm-arm/arch -> include/asm-arm/$(INCDIR)'
186ifneq ($(KBUILD_SRC),)
187 $(Q)mkdir -p include/asm-arm
188 $(Q)ln -fsn $(srctree)/include/asm-arm/$(INCDIR) include/asm-arm/arch
189else
190 $(Q)ln -fsn $(INCDIR) include/asm-arm/arch
191endif
192 @touch $@
193
0b155694 194archprepare: maketools
1da177e4 195
4f193362 196PHONY += maketools FORCE
0b155694 197maketools: include/linux/version.h include/asm-arm/.arch FORCE
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198 $(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
199
200# Convert bzImage to zImage
201bzImage: zImage
202
203zImage Image xipImage bootpImage uImage: vmlinux
204 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
205
206zinstall install: vmlinux
207 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
208
e6ae744d 209CLEAN_FILES += include/asm-arm/mach-types.h \
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210 include/asm-arm/arch include/asm-arm/.arch
211
212# We use MRPROPER_FILES and CLEAN_FILES now
213archclean:
214 $(Q)$(MAKE) $(clean)=$(boot)
215
216# My testing targets (bypasses dependencies)
217bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
218i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
219
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220
221define archhelp
222 echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
223 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
224 echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
225 echo ' bootpImage - Combined zImage and initial RAM disk'
226 echo ' (supply initrd image via make variable INITRD=<path>)'
227 echo ' install - Install uncompressed kernel'
228 echo ' zinstall - Install compressed kernel'
229 echo ' Install using (your) ~/bin/installkernel or'
230 echo ' (distribution) /sbin/installkernel or'
231 echo ' install to $$(INSTALL_PATH) and run lilo'
232endef
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