sh: Provide common CPU headers, prune the SH-2 and SH-2A directories.
[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 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
99
100 core-y                          += arch/sh/kernel/ arch/sh/mm/
101 core-$(CONFIG_SH_FPU_EMU)       += arch/sh/math-emu/
102
103 # Boards and Mach groups
104 machdir-$(CONFIG_SOLUTION_ENGINE)               += mach-se
105 machdir-$(CONFIG_SH_HP6XX)                      += mach-hp6xx
106 machdir-$(CONFIG_SH_DREAMCAST)                  += mach-dreamcast
107 machdir-$(CONFIG_SH_SH03)                       += mach-sh03
108 machdir-$(CONFIG_SH_SECUREEDGE5410)             += mach-snapgear
109 machdir-$(CONFIG_SH_RTS7751R2D)                 += mach-r2d
110 machdir-$(CONFIG_SH_7751_SYSTEMH)               += mach-systemh
111 machdir-$(CONFIG_SH_EDOSK7705)                  += mach-edosk7705
112 machdir-$(CONFIG_SH_HIGHLANDER)                 += mach-highlander
113 machdir-$(CONFIG_SH_MIGOR)                      += mach-migor
114 machdir-$(CONFIG_SH_SDK7780)                    += mach-sdk7780
115 machdir-$(CONFIG_SH_X3PROTO)                    += mach-x3proto
116 machdir-$(CONFIG_SH_RSK7203)                    += mach-rsk7203
117 machdir-$(CONFIG_SH_AP325RXA)                   += mach-ap325rxa
118 machdir-$(CONFIG_SH_SH7763RDP)                  += mach-sh7763rdp
119 machdir-$(CONFIG_SH_SH7785LCR)                  += mach-sh7785lcr
120 machdir-$(CONFIG_SH_SH4202_MICRODEV)            += mach-microdev
121 machdir-$(CONFIG_SH_LANDISK)                    += mach-landisk
122 machdir-$(CONFIG_SH_TITAN)                      += mach-titan
123 machdir-$(CONFIG_SH_SHMIN)                      += mach-shmin
124 machdir-$(CONFIG_SH_LBOX_RE2)                   += mach-lboxre2
125 machdir-$(CONFIG_SH_MAGIC_PANEL_R2)             += mach-magicpanelr2
126 machdir-$(CONFIG_SH_CAYMAN)                     += mach-cayman
127
128 ifneq ($(machdir-y),)
129 core-y  += $(addprefix arch/sh/boards/, \
130              $(filter-out ., $(patsubst %,%/,$(machdir-y))))
131 endif
132
133 # Companion chips
134 core-$(CONFIG_HD6446X_SERIES)   += arch/sh/cchips/hd6446x/
135
136 #
137 # CPU header paths
138 #
139 # These are ordered by optimization level. A CPU family that is a subset
140 # of another (ie, SH-2A / SH-2), is picked up first, with increasing
141 # levels of genericness if nothing more suitable is situated in the
142 # hierarchy.
143 #
144 # As an example, in order of preference, SH-2A > SH-2 > common definitions.
145 #
146 cpuincdir-$(CONFIG_CPU_SH2A)    += cpu-sh2a
147 cpuincdir-$(CONFIG_CPU_SH2)     += cpu-sh2
148 cpuincdir-$(CONFIG_CPU_SH3)     += cpu-sh3
149 cpuincdir-$(CONFIG_CPU_SH4)     += cpu-sh4
150 cpuincdir-$(CONFIG_CPU_SH5)     += cpu-sh5
151 cpuincdir-y                     += cpu-common   # Must be last
152
153 libs-$(CONFIG_SUPERH32)         := arch/sh/lib/ $(libs-y)
154 libs-$(CONFIG_SUPERH64)         := arch/sh/lib64/ $(libs-y)
155 libs-y                          += $(LIBGCC)
156
157 drivers-y                       += arch/sh/drivers/
158 drivers-$(CONFIG_OPROFILE)      += arch/sh/oprofile/
159
160 boot := arch/sh/boot
161
162 cflags-y        += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \
163                    $(foreach d, $(machdir-y), -Iarch/sh/include/$(d))
164
165 KBUILD_CFLAGS           += -pipe $(cflags-y)
166 KBUILD_CPPFLAGS         += $(cflags-y)
167 KBUILD_AFLAGS           += $(cflags-y)
168
169 PHONY += maketools FORCE
170
171 maketools:  include/linux/version.h FORCE
172         $(Q)$(MAKE) $(build)=arch/sh/tools arch/sh/include/asm/machtypes.h
173
174 all: $(KBUILD_IMAGE)
175
176 zImage uImage uImage.srec vmlinux.srec: vmlinux
177         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
178
179 compressed: zImage
180
181 archprepare: maketools arch/sh/lib64/syscalltab.h
182
183 archclean:
184         $(Q)$(MAKE) $(clean)=$(boot)
185
186 define archhelp
187         @echo '* zImage                    - Compressed kernel image'
188         @echo '  vmlinux.srec              - Create an ELF S-record'
189         @echo '  uImage                    - Create a bootable image for U-Boot'
190         @echo '  uImage.srec               - Create an S-record for U-Boot'
191 endef
192
193 define filechk_gen-syscalltab
194        (set -e; \
195         echo "/*"; \
196         echo " * DO NOT MODIFY."; \
197         echo " *"; \
198         echo " * This file was generated by arch/sh/Makefile"; \
199         echo " * Any changes will be reverted at build time."; \
200         echo " */"; \
201         echo ""; \
202         echo "#ifndef __SYSCALLTAB_H"; \
203         echo "#define __SYSCALLTAB_H"; \
204         echo ""; \
205         echo "#include <linux/kernel.h>"; \
206         echo ""; \
207         echo "struct syscall_info {"; \
208         echo "  const char *name;"; \
209         echo "} syscall_info_table[] = {"; \
210         sed -e '/^.*\.long /!d;s//      { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
211                 s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
212         echo "};"; \
213         echo ""; \
214         echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\
215         echo ""; \
216         echo "#endif /* __SYSCALLTAB_H */" )
217 endef
218
219 arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S
220         $(call filechk,gen-syscalltab)
221
222 CLEAN_FILES += arch/sh/lib64/syscalltab.h \
223                arch/sh/include/asm/machtypes.h