kdump: use is_kdump_kernel() in sba_init()
[linux-2.6.git] / arch / sh / Makefile
1 #
2 # arch/sh/Makefile
3 #
4 # Copyright (C) 1999  Kaz Kojima
5 # Copyright (C) 2002, 2003, 2004  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 isa-$(CONFIG_SH_DSP)                    := $(isa-y)-dsp
22
23 ifndef CONFIG_SH_DSP
24 ifndef CONFIG_SH_FPU
25 isa-y                   := $(isa-y)-nofpu
26 endif
27 endif
28
29 isa-y                   := $(isa-y)-up
30
31 cflags-$(CONFIG_CPU_SH2)                := $(call cc-option,-m2,)
32 cflags-$(CONFIG_CPU_SH2A)               += $(call cc-option,-m2a,) \
33                                            $(call cc-option,-m2a-nofpu,)
34 cflags-$(CONFIG_CPU_SH3)                := $(call cc-option,-m3,)
35 cflags-$(CONFIG_CPU_SH4)                := $(call cc-option,-m4,) \
36         $(call cc-option,-mno-implicit-fp,-m4-nofpu)
37 cflags-$(CONFIG_CPU_SH4A)               += $(call cc-option,-m4a,) \
38                                            $(call cc-option,-m4a-nofpu,)
39 cflags-$(CONFIG_CPU_SH5)                := $(call cc-option,-m5-32media-nofpu,)
40
41 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += -mb
42 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += -ml
43
44 cflags-y        += $(call cc-option,-mno-fdpic)
45
46 #
47 # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
48 # support it, while -Wa,-dsp by itself limits the range of usable opcodes
49 # on certain CPU subtypes. Try the ISA variant first, and if that fails,
50 # fall back on -Wa,-dsp for the old binutils versions. Even without DSP
51 # opcodes, we always want the best ISA tuning the version of binutils
52 # will provide.
53 #
54 isaflags-y      := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
55
56 isaflags-$(CONFIG_SH_DSP)               := \
57         $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
58
59 cflags-y        += $(isaflags-y) -ffreestanding
60
61 cflags-$(CONFIG_MORE_COMPILE_OPTIONS)   += \
62         $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
63
64 OBJCOPYFLAGS    := -O binary -R .note -R .note.gnu.build-id -R .comment \
65                    -R .stab -R .stabstr -S
66
67 # Give the various platforms the opportunity to set default image types
68 defaultimage-$(CONFIG_SUPERH32) := zImage
69
70 # Set some sensible Kbuild defaults
71 KBUILD_DEFCONFIG        := shx3_defconfig
72 KBUILD_IMAGE            := $(defaultimage-y)
73
74 #
75 # Choosing incompatible machines durings configuration will result in
76 # error messages during linking.
77 #
78 ifdef CONFIG_SUPERH32
79 LDFLAGS_vmlinux += -e _stext
80 else
81 LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
82                    --defsym phys_stext_shmedia=phys_stext+1 \
83                    -e phys_stext_shmedia
84 endif
85
86 ifdef CONFIG_CPU_LITTLE_ENDIAN
87 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64'
88 LDFLAGS                 += -EL
89 else
90 LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64+4'
91 LDFLAGS                 += -EB
92 endif
93
94 head-y                  := arch/sh/kernel/init_task.o
95 head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o
96 head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o
97
98 core-y                          += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
99 core-$(CONFIG_SH_FPU_EMU)       += arch/sh/math-emu/
100
101 # Mach groups
102 machdir-$(CONFIG_SOLUTION_ENGINE)               += mach-se
103 machdir-$(CONFIG_SH_HP6XX)                      += mach-hp6xx
104 machdir-$(CONFIG_SH_DREAMCAST)                  += mach-dreamcast
105 machdir-$(CONFIG_SH_SH03)                       += mach-sh03
106 machdir-$(CONFIG_SH_SECUREEDGE5410)             += mach-snapgear
107 machdir-$(CONFIG_SH_RTS7751R2D)                 += mach-r2d
108 machdir-$(CONFIG_SH_7751_SYSTEMH)               += mach-systemh
109 machdir-$(CONFIG_SH_EDOSK7705)                  += mach-edosk7705
110 machdir-$(CONFIG_SH_HIGHLANDER)                 += mach-highlander
111 machdir-$(CONFIG_SH_MIGOR)                      += mach-migor
112 machdir-$(CONFIG_SH_SDK7780)                    += mach-sdk7780
113 machdir-$(CONFIG_SH_X3PROTO)                    += mach-x3proto
114 machdir-$(CONFIG_SH_SH7763RDP)                  += mach-sh7763rdp
115 machdir-$(CONFIG_SH_SH4202_MICRODEV)            += mach-microdev
116 machdir-$(CONFIG_SH_LANDISK)                    += mach-landisk
117 machdir-$(CONFIG_SH_TITAN)                      += mach-titan
118 machdir-$(CONFIG_SH_LBOX_RE2)                   += mach-lboxre2
119 machdir-$(CONFIG_SH_CAYMAN)                     += mach-cayman
120
121 ifneq ($(machdir-y),)
122 core-y  += $(addprefix arch/sh/boards/, \
123              $(filter-out ., $(patsubst %,%/,$(machdir-y))))
124 endif
125
126 # Companion chips
127 core-$(CONFIG_HD6446X_SERIES)   += arch/sh/cchips/hd6446x/
128
129 #
130 # CPU header paths
131 #
132 # These are ordered by optimization level. A CPU family that is a subset
133 # of another (ie, SH-2A / SH-2), is picked up first, with increasing
134 # levels of genericness if nothing more suitable is situated in the
135 # hierarchy.
136 #
137 # As an example, in order of preference, SH-2A > SH-2 > common definitions.
138 #
139 cpuincdir-$(CONFIG_CPU_SH2A)    += cpu-sh2a
140 cpuincdir-$(CONFIG_CPU_SH2)     += cpu-sh2
141 cpuincdir-$(CONFIG_CPU_SH3)     += cpu-sh3
142 cpuincdir-$(CONFIG_CPU_SH4)     += cpu-sh4
143 cpuincdir-$(CONFIG_CPU_SH5)     += cpu-sh5
144 cpuincdir-y                     += cpu-common   # Must be last
145
146 drivers-y                       += arch/sh/drivers/
147 drivers-$(CONFIG_OPROFILE)      += arch/sh/oprofile/
148
149 boot := arch/sh/boot
150
151 cflags-y        += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \
152                    $(foreach d, $(machdir-y), -Iarch/sh/include/$(d))
153
154 KBUILD_CFLAGS           += -pipe $(cflags-y)
155 KBUILD_CPPFLAGS         += $(cflags-y)
156 KBUILD_AFLAGS           += $(cflags-y)
157
158 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
159
160 libs-$(CONFIG_SUPERH32)         := arch/sh/lib/ $(libs-y)
161 libs-$(CONFIG_SUPERH64)         := arch/sh/lib64/ $(libs-y)
162 libs-y                          += $(LIBGCC)
163
164 PHONY += maketools FORCE
165
166 maketools:  include/linux/version.h FORCE
167         $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
168
169 all: $(KBUILD_IMAGE)
170
171 zImage uImage uImage.srec vmlinux.srec: vmlinux
172         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
173
174 compressed: zImage
175
176 archprepare: maketools arch/sh/lib64/syscalltab.h
177
178 archclean:
179         $(Q)$(MAKE) $(clean)=$(boot)
180
181 define archhelp
182         @echo '* zImage                    - Compressed kernel image'
183         @echo '  vmlinux.srec              - Create an ELF S-record'
184         @echo '  uImage                    - Create a bootable image for U-Boot'
185         @echo '  uImage.srec               - Create an S-record for U-Boot'
186 endef
187
188 define filechk_gen-syscalltab
189        (set -e; \
190         echo "/*"; \
191         echo " * DO NOT MODIFY."; \
192         echo " *"; \
193         echo " * This file was generated by arch/sh/Makefile"; \
194         echo " * Any changes will be reverted at build time."; \
195         echo " */"; \
196         echo ""; \
197         echo "#ifndef __SYSCALLTAB_H"; \
198         echo "#define __SYSCALLTAB_H"; \
199         echo ""; \
200         echo "#include <linux/kernel.h>"; \
201         echo ""; \
202         echo "struct syscall_info {"; \
203         echo "  const char *name;"; \
204         echo "} syscall_info_table[] = {"; \
205         sed -e '/^.*\.long /!d;s//      { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
206                 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
207         echo "};"; \
208         echo ""; \
209         echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\
210         echo ""; \
211         echo "#endif /* __SYSCALLTAB_H */" )
212 endef
213
214 arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S
215         $(call filechk,gen-syscalltab)
216
217 CLEAN_FILES += arch/sh/lib64/syscalltab.h \
218                include/asm-sh/machtypes.h