Merge branch 'bugfix' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / arch / sh / Makefile
blob66e40aabc60072957204c9928997a368d75dddd7
2 # arch/sh/Makefile
4 # Copyright (C) 1999 Kaz Kojima
5 # Copyright (C) 2002 - 2008 Paul Mundt
6 # Copyright (C) 2002 M. R. Brown
8 # This file is subject to the terms and conditions of the GNU General Public
9 # License. See the file "COPYING" in the main directory of this archive
10 # for more details.
12 isa-y := any
13 isa-$(CONFIG_SH_DSP) := sh
14 isa-$(CONFIG_CPU_SH2) := sh2
15 isa-$(CONFIG_CPU_SH2A) := sh2a
16 isa-$(CONFIG_CPU_SH3) := sh3
17 isa-$(CONFIG_CPU_SH4) := sh4
18 isa-$(CONFIG_CPU_SH4A) := sh4a
19 isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al
20 isa-$(CONFIG_CPU_SH5) := shmedia
22 ifeq ($(CONFIG_SUPERH32),y)
23 isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp
24 isa-y := $(isa-y)-up
25 endif
27 cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
28 cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
29 $(call cc-option,-m2a-nofpu,)
30 cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
31 cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
32 $(call cc-option,-mno-implicit-fp,-m4-nofpu)
33 cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \
34 $(call cc-option,-m4a-nofpu,)
35 cflags-$(CONFIG_CPU_SH4AL_DSP) += $(call cc-option,-m4al,)
36 cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,)
38 ifeq ($(cflags-y),)
40 # In the case where we are stuck with a compiler that has been uselessly
41 # restricted to a particular ISA, a favourite default of newer GCCs when
42 # extensive multilib targets are not provided, ensure we get the best fit
43 # regarding FP generation. This is intentionally stupid (albeit many
44 # orders of magnitude less than GCC's default behaviour), as anything
45 # with a large number of multilib targets better have been built
46 # correctly for the target in mind.
48 cflags-y += $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \
49 grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//')
50 # At this point, anything goes.
51 isaflags-y := $(call as-option,-Wa$(comma)-isa=any,)
52 else
54 # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
55 # support it, while -Wa,-dsp by itself limits the range of usable opcodes
56 # on certain CPU subtypes. Try the ISA variant first, and if that fails,
57 # fall back on -Wa,-dsp for the old binutils versions. Even without DSP
58 # opcodes, we always want the best ISA tuning the version of binutils
59 # will provide.
61 isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
63 isaflags-$(CONFIG_SH_DSP) := \
64 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
65 endif
67 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
68 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
70 cflags-y += $(call cc-option,-mno-fdpic)
71 cflags-y += $(isaflags-y) -ffreestanding
73 OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \
74 -R .stab -R .stabstr -S
76 # Give the various platforms the opportunity to set default image types
77 defaultimage-$(CONFIG_SUPERH32) := zImage
78 defaultimage-$(CONFIG_SH_SH7785LCR) := uImage
79 defaultimage-$(CONFIG_SH_RSK) := uImage
80 defaultimage-$(CONFIG_SH_URQUELL) := uImage
81 defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) := vmlinux
82 defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) := vmlinux
84 # Set some sensible Kbuild defaults
85 KBUILD_IMAGE := $(defaultimage-y)
88 # Choosing incompatible machines durings configuration will result in
89 # error messages during linking.
91 ifdef CONFIG_SUPERH32
92 UTS_MACHINE := sh
93 BITS := 32
94 LDFLAGS_vmlinux += -e _stext
95 KBUILD_DEFCONFIG := shx3_defconfig
96 else
97 UTS_MACHINE := sh64
98 BITS := 64
99 LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
100 --defsym phys_stext_shmedia=phys_stext+1 \
101 -e phys_stext_shmedia
102 KBUILD_DEFCONFIG := cayman_defconfig
103 endif
105 ifneq ($(SUBARCH),$(ARCH))
106 ifeq ($(CROSS_COMPILE),)
107 CROSS_COMPILE := $(call cc-cross-prefix, $(UTS_MACHINE)-linux- $(UTS_MACHINE)-linux-gnu- $(UTS_MACHINE)-unknown-linux-gnu-)
108 endif
109 endif
111 ifdef CONFIG_CPU_LITTLE_ENDIAN
112 ld-bfd := elf32-$(UTS_MACHINE)-linux
113 LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64' --oformat $(ld-bfd)
114 LDFLAGS += -EL
115 else
116 ld-bfd := elf32-$(UTS_MACHINE)big-linux
117 LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4' --oformat $(ld-bfd)
118 LDFLAGS += -EB
119 endif
121 export ld-bfd BITS
123 head-y := arch/sh/kernel/init_task.o arch/sh/kernel/head_$(BITS).o
125 core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
126 core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
128 # Mach groups
129 machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se
130 machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx
131 machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast
132 machdir-$(CONFIG_SH_SH03) += mach-sh03
133 machdir-$(CONFIG_SH_SECUREEDGE5410) += mach-snapgear
134 machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d
135 machdir-$(CONFIG_SH_7751_SYSTEMH) += mach-systemh
136 machdir-$(CONFIG_SH_EDOSK7705) += mach-edosk7705
137 machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander
138 machdir-$(CONFIG_SH_MIGOR) += mach-migor
139 machdir-$(CONFIG_SH_KFR2R09) += mach-kfr2r09
140 machdir-$(CONFIG_SH_ECOVEC) += mach-ecovec24
141 machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780
142 machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto
143 machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp
144 machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev
145 machdir-$(CONFIG_SH_LANDISK) += mach-landisk
146 machdir-$(CONFIG_SH_TITAN) += mach-titan
147 machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2
148 machdir-$(CONFIG_SH_CAYMAN) += mach-cayman
149 machdir-$(CONFIG_SH_RSK) += mach-rsk
151 ifneq ($(machdir-y),)
152 core-y += $(addprefix arch/sh/boards/, \
153 $(filter-out ., $(patsubst %,%/,$(machdir-y))))
154 endif
156 # Common machine type headers. Not part of the arch/sh/boards/ hierarchy.
157 machdir-y += mach-common
159 # Companion chips
160 core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/
163 # CPU header paths
165 # These are ordered by optimization level. A CPU family that is a subset
166 # of another (ie, SH-2A / SH-2), is picked up first, with increasing
167 # levels of genericness if nothing more suitable is situated in the
168 # hierarchy.
170 # As an example, in order of preference, SH-2A > SH-2 > common definitions.
172 cpuincdir-$(CONFIG_CPU_SH2A) += cpu-sh2a
173 cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2
174 cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3
175 cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4
176 cpuincdir-$(CONFIG_CPU_SH5) += cpu-sh5
177 cpuincdir-y += cpu-common # Must be last
179 drivers-y += arch/sh/drivers/
180 drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/
182 boot := arch/sh/boot
184 cflags-y += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \
185 $(foreach d, $(machdir-y), -Iarch/sh/include/$(d))
187 KBUILD_CFLAGS += -pipe $(cflags-y)
188 KBUILD_CPPFLAGS += $(cflags-y)
189 KBUILD_AFLAGS += $(cflags-y)
191 ifeq ($(CONFIG_MCOUNT),y)
192 KBUILD_CFLAGS += -pg
193 endif
195 ifeq ($(CONFIG_DWARF_UNWINDER),y)
196 KBUILD_CFLAGS += -fasynchronous-unwind-tables
197 endif
199 libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y)
200 libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y)
202 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.srec uImage.bin \
203 zImage vmlinux.srec romImage
204 PHONY += maketools $(BOOT_TARGETS) FORCE
206 maketools: include/linux/version.h FORCE
207 $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
209 all: $(KBUILD_IMAGE)
211 $(BOOT_TARGETS): vmlinux
212 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
214 compressed: zImage
216 archprepare: maketools
218 archclean:
219 $(Q)$(MAKE) $(clean)=$(boot)
220 $(Q)$(MAKE) $(clean)=arch/sh/kernel/vsyscall
222 define archhelp
223 @echo ' zImage - Compressed kernel image'
224 @echo ' romImage - Compressed ROM image, if supported'
225 @echo ' vmlinux.srec - Create an ELF S-record'
226 @echo '* uImage - Alias to bootable U-Boot image'
227 @echo ' uImage.srec - Create an S-record for U-Boot'
228 @echo ' uImage.bin - Kernel-only image for U-Boot (bin)'
229 @echo '* uImage.gz - Kernel-only image for U-Boot (gzip)'
230 @echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)'
231 @echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)'
232 endef
234 CLEAN_FILES += include/asm-sh/machtypes.h