Merge branch 'x86/cpufeature' into irq/numa
[sfrench/cifs-2.6.git] / arch / sh / Makefile
1 #
2 # arch/sh/Makefile
3 #
4 # Copyright (C) 1999  Kaz Kojima
5 # Copyright (C) 2002 - 2008  Paul Mundt
6 # Copyright (C) 2002  M. R. Brown
7 #
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.
11 #
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
21
22 ifeq ($(CONFIG_SUPERH32),y)
23 isa-$(CONFIG_SH_DSP)                    := $(isa-y)-dsp
24 isa-y                                   := $(isa-y)-up
25 endif
26
27 cflags-$(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)                := $(call cc-option,-m5-32media-nofpu,)
37
38 ifeq ($(cflags-y),)
39 #
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.
47 #
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
53 #
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.
60 #
61 isaflags-y      := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
62
63 isaflags-$(CONFIG_SH_DSP)               := \
64         $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
65 endif
66
67 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += -mb
68 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += -ml
69
70 cflags-y        += $(call cc-option,-mno-fdpic)
71 cflags-y        += $(isaflags-y) -ffreestanding
72
73 cflags-$(CONFIG_MORE_COMPILE_OPTIONS)   += \
74         $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
75
76 OBJCOPYFLAGS    := -O binary -R .note -R .note.gnu.build-id -R .comment \
77                    -R .stab -R .stabstr -S
78
79 # Give the various platforms the opportunity to set default image types
80 defaultimage-$(CONFIG_SUPERH32)                 := zImage
81 defaultimage-$(CONFIG_SH_SH7785LCR)             := uImage
82 defaultimage-$(CONFIG_SH_RSK)                   := uImage
83 defaultimage-$(CONFIG_SH_URQUELL)               := uImage
84 defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE)  := vmlinux
85 defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE)  := vmlinux
86
87 # Set some sensible Kbuild defaults
88 KBUILD_DEFCONFIG        := shx3_defconfig
89 KBUILD_IMAGE            := $(defaultimage-y)
90
91 #
92 # Choosing incompatible machines durings configuration will result in
93 # error messages during linking.
94 #
95 ifdef CONFIG_SUPERH32
96 UTS_MACHINE     := sh
97 LDFLAGS_vmlinux += -e _stext
98 else
99 UTS_MACHINE     := sh64
100 LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
101                    --defsym phys_stext_shmedia=phys_stext+1 \
102                    -e phys_stext_shmedia
103 endif
104
105 ifdef CONFIG_CPU_LITTLE_ENDIAN
106 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64'
107 LDFLAGS                 += -EL
108 else
109 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64+4'
110 LDFLAGS                 += -EB
111 endif
112
113 head-y                  := arch/sh/kernel/init_task.o
114 head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o
115 head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o
116
117 core-y                          += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
118 core-$(CONFIG_SH_FPU_EMU)       += arch/sh/math-emu/
119
120 # Mach groups
121 machdir-$(CONFIG_SOLUTION_ENGINE)               += mach-se
122 machdir-$(CONFIG_SH_HP6XX)                      += mach-hp6xx
123 machdir-$(CONFIG_SH_DREAMCAST)                  += mach-dreamcast
124 machdir-$(CONFIG_SH_SH03)                       += mach-sh03
125 machdir-$(CONFIG_SH_SECUREEDGE5410)             += mach-snapgear
126 machdir-$(CONFIG_SH_RTS7751R2D)                 += mach-r2d
127 machdir-$(CONFIG_SH_7751_SYSTEMH)               += mach-systemh
128 machdir-$(CONFIG_SH_EDOSK7705)                  += mach-edosk7705
129 machdir-$(CONFIG_SH_HIGHLANDER)                 += mach-highlander
130 machdir-$(CONFIG_SH_MIGOR)                      += mach-migor
131 machdir-$(CONFIG_SH_SDK7780)                    += mach-sdk7780
132 machdir-$(CONFIG_SH_X3PROTO)                    += mach-x3proto
133 machdir-$(CONFIG_SH_SH7763RDP)                  += mach-sh7763rdp
134 machdir-$(CONFIG_SH_SH4202_MICRODEV)            += mach-microdev
135 machdir-$(CONFIG_SH_LANDISK)                    += mach-landisk
136 machdir-$(CONFIG_SH_TITAN)                      += mach-titan
137 machdir-$(CONFIG_SH_LBOX_RE2)                   += mach-lboxre2
138 machdir-$(CONFIG_SH_CAYMAN)                     += mach-cayman
139 machdir-$(CONFIG_SH_RSK)                        += mach-rsk
140
141 ifneq ($(machdir-y),)
142 core-y  += $(addprefix arch/sh/boards/, \
143              $(filter-out ., $(patsubst %,%/,$(machdir-y))))
144 endif
145
146 # Common machine type headers. Not part of the arch/sh/boards/ hierarchy.
147 machdir-y       += mach-common
148
149 # Companion chips
150 core-$(CONFIG_HD6446X_SERIES)   += arch/sh/cchips/hd6446x/
151
152 #
153 # CPU header paths
154 #
155 # These are ordered by optimization level. A CPU family that is a subset
156 # of another (ie, SH-2A / SH-2), is picked up first, with increasing
157 # levels of genericness if nothing more suitable is situated in the
158 # hierarchy.
159 #
160 # As an example, in order of preference, SH-2A > SH-2 > common definitions.
161 #
162 cpuincdir-$(CONFIG_CPU_SH2A)    += cpu-sh2a
163 cpuincdir-$(CONFIG_CPU_SH2)     += cpu-sh2
164 cpuincdir-$(CONFIG_CPU_SH3)     += cpu-sh3
165 cpuincdir-$(CONFIG_CPU_SH4)     += cpu-sh4
166 cpuincdir-$(CONFIG_CPU_SH5)     += cpu-sh5
167 cpuincdir-y                     += cpu-common   # Must be last
168
169 drivers-y                       += arch/sh/drivers/
170 drivers-$(CONFIG_OPROFILE)      += arch/sh/oprofile/
171
172 boot := arch/sh/boot
173
174 cflags-y        += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \
175                    $(foreach d, $(machdir-y), -Iarch/sh/include/$(d))
176
177 KBUILD_CFLAGS           += -pipe $(cflags-y)
178 KBUILD_CPPFLAGS         += $(cflags-y)
179 KBUILD_AFLAGS           += $(cflags-y)
180
181 libs-$(CONFIG_SUPERH32)         := arch/sh/lib/ $(libs-y)
182 libs-$(CONFIG_SUPERH64)         := arch/sh/lib64/ $(libs-y)
183
184 PHONY += maketools FORCE
185
186 maketools:  include/linux/version.h FORCE
187         $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
188
189 all: $(KBUILD_IMAGE)
190
191 zImage uImage uImage.srec vmlinux.srec: vmlinux
192         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
193
194 compressed: zImage
195
196 archprepare: maketools arch/sh/lib64/syscalltab.h
197
198 archclean:
199         $(Q)$(MAKE) $(clean)=$(boot)
200
201 define archhelp
202         @echo '* zImage                    - Compressed kernel image'
203         @echo '  vmlinux.srec              - Create an ELF S-record'
204         @echo '  uImage                    - Create a bootable image for U-Boot'
205         @echo '  uImage.srec               - Create an S-record for U-Boot'
206 endef
207
208 define filechk_gen-syscalltab
209        (set -e; \
210         echo "/*"; \
211         echo " * DO NOT MODIFY."; \
212         echo " *"; \
213         echo " * This file was generated by arch/sh/Makefile"; \
214         echo " * Any changes will be reverted at build time."; \
215         echo " */"; \
216         echo ""; \
217         echo "#ifndef __SYSCALLTAB_H"; \
218         echo "#define __SYSCALLTAB_H"; \
219         echo ""; \
220         echo "#include <linux/kernel.h>"; \
221         echo ""; \
222         echo "struct syscall_info {"; \
223         echo "  const char *name;"; \
224         echo "} syscall_info_table[] = {"; \
225         sed -e '/^.*\.long /!d;s//      { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
226                 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
227         echo "};"; \
228         echo ""; \
229         echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\
230         echo ""; \
231         echo "#endif /* __SYSCALLTAB_H */" )
232 endef
233
234 arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S
235         $(call filechk,gen-syscalltab)
236
237 CLEAN_FILES += arch/sh/lib64/syscalltab.h \
238                include/asm-sh/machtypes.h