kexec: add BSS to resource tree
[linux-2.6.git] / arch / sh / Makefile
1 # $Id: Makefile,v 1.35 2004/04/15 03:39:20 sugioka Exp $
2 #
3 # This file is subject to the terms and conditions of the GNU General Public
4 # License.  See the file "COPYING" in the main directory of this archive
5 # for more details.
6 #
7 # Copyright (C) 1999  Kaz Kojima
8 # Copyright (C) 2002, 2003, 2004  Paul Mundt
9 # Copyright (C) 2002  M. R. Brown
10 #
11 # This file is included by the global makefile so that you can add your own
12 # architecture-specific flags and dependencies. Remember to do have actions
13 # for "archclean" and "archdep" for cleaning up and making dependencies for
14 # this architecture
15 #
16 isa-y                                   := any
17 isa-$(CONFIG_SH_DSP)                    := sh
18 isa-$(CONFIG_CPU_SH2)                   := sh2
19 isa-$(CONFIG_CPU_SH2A)                  := sh2a
20 isa-$(CONFIG_CPU_SH3)                   := sh3
21 isa-$(CONFIG_CPU_SH4)                   := sh4
22 isa-$(CONFIG_CPU_SH4A)                  := sh4a
23 isa-$(CONFIG_CPU_SH4AL_DSP)             := sh4al
24
25 isa-$(CONFIG_SH_DSP)                    := $(isa-y)-dsp
26
27 ifndef CONFIG_MMU
28 isa-y                   := $(isa-y)-nommu
29 endif
30
31 ifndef CONFIG_SH_DSP
32 ifndef CONFIG_SH_FPU
33 isa-y                   := $(isa-y)-nofpu
34 endif
35 endif
36
37 isa-y                   := $(isa-y)-up
38
39 cflags-$(CONFIG_CPU_SH2)                := $(call cc-option,-m2,)
40 cflags-$(CONFIG_CPU_SH2A)               += $(call cc-option,-m2a,) \
41                                            $(call cc-option,-m2a-nofpu,)
42 cflags-$(CONFIG_CPU_SH3)                := $(call cc-option,-m3,)
43 cflags-$(CONFIG_CPU_SH4)                := $(call cc-option,-m4,) \
44         $(call cc-option,-mno-implicit-fp,-m4-nofpu)
45 cflags-$(CONFIG_CPU_SH4A)               += $(call cc-option,-m4a,) \
46                                            $(call cc-option,-m4a-nofpu,)
47
48 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += -mb
49 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += -ml
50
51 #
52 # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
53 # support it, while -Wa,-dsp by itself limits the range of usable opcodes
54 # on certain CPU subtypes. Try the ISA variant first, and if that fails,
55 # fall back on -Wa,-dsp for the old binutils versions. Even without DSP
56 # opcodes, we always want the best ISA tuning the version of binutils
57 # will provide.
58 #
59 isaflags-y      := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
60
61 isaflags-$(CONFIG_SH_DSP)               := \
62         $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
63
64 cflags-y        += $(isaflags-y) -ffreestanding
65
66 cflags-$(CONFIG_MORE_COMPILE_OPTIONS)   += \
67         $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
68
69 OBJCOPYFLAGS    := -O binary -R .note -R .comment -R .stab -R .stabstr -S
70
71 #
72 # arch/sh/defconfig doesn't reflect any real hardware, and as such should
73 # never be used by anyone. Use a board-specific defconfig that has a
74 # reasonable chance of being current instead.
75 #
76 KBUILD_DEFCONFIG := r7780rp_defconfig
77
78 KBUILD_IMAGE    := arch/sh/boot/zImage
79
80 #
81 # Choosing incompatible machines durings configuration will result in
82 # error messages during linking.
83 #
84 LDFLAGS_vmlinux     += -e _stext
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 KBUILD_CFLAGS           += -pipe $(cflags-y)
95 KBUILD_AFLAGS           += $(cflags-y)
96
97 head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.o
98
99 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
100
101 core-y                          += arch/sh/kernel/ arch/sh/mm/
102 core-$(CONFIG_SH_FPU_EMU)       += arch/sh/math-emu/
103
104 # Boards
105 machdir-$(CONFIG_SH_SOLUTION_ENGINE)            += se/770x
106 machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE)       += se/7722
107 machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)       += se/7751
108 machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE)       += se/7780
109 machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE)       += se/7343
110 machdir-$(CONFIG_SH_HP6XX)                      += hp6xx
111 machdir-$(CONFIG_SH_DREAMCAST)                  += dreamcast
112 machdir-$(CONFIG_SH_MPC1211)                    += mpc1211
113 machdir-$(CONFIG_SH_SH03)                       += sh03
114 machdir-$(CONFIG_SH_SECUREEDGE5410)             += snapgear
115 machdir-$(CONFIG_SH_HS7751RVOIP)                += renesas/hs7751rvoip
116 machdir-$(CONFIG_SH_RTS7751R2D)                 += renesas/rts7751r2d
117 machdir-$(CONFIG_SH_7751_SYSTEMH)               += renesas/systemh
118 machdir-$(CONFIG_SH_EDOSK7705)                  += renesas/edosk7705
119 machdir-$(CONFIG_SH_HIGHLANDER)                 += renesas/r7780rp
120 machdir-$(CONFIG_SH_7710VOIPGW)                 += renesas/sh7710voipgw
121 machdir-$(CONFIG_SH_X3PROTO)                    += renesas/x3proto
122 machdir-$(CONFIG_SH_SH4202_MICRODEV)            += superh/microdev
123 machdir-$(CONFIG_SH_LANDISK)                    += landisk
124 machdir-$(CONFIG_SH_TITAN)                      += titan
125 machdir-$(CONFIG_SH_SHMIN)                      += shmin
126 machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE)       += se/7206
127 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE)       += se/7619
128 machdir-$(CONFIG_SH_LBOX_RE2)                   += lboxre2
129 machdir-$(CONFIG_SH_MAGIC_PANEL_R2)             += magicpanelr2
130
131 incdir-y        := $(notdir $(machdir-y))
132
133 ifneq ($(machdir-y),)
134 core-y  += $(addprefix arch/sh/boards/, \
135              $(filter-out ., $(patsubst %,%/,$(machdir-y))))
136 endif
137
138 # Companion chips
139 core-$(CONFIG_HD6446X_SERIES)   += arch/sh/cchips/hd6446x/
140 core-$(CONFIG_MFD_SM501)        += arch/sh/cchips/voyagergx/
141
142 cpuincdir-$(CONFIG_CPU_SH2)     := cpu-sh2
143 cpuincdir-$(CONFIG_CPU_SH2A)    := cpu-sh2a
144 cpuincdir-$(CONFIG_CPU_SH3)     := cpu-sh3
145 cpuincdir-$(CONFIG_CPU_SH4)     := cpu-sh4
146
147 libs-y                          := arch/sh/lib/ $(libs-y) $(LIBGCC)
148
149 drivers-y                       += arch/sh/drivers/
150 drivers-$(CONFIG_OPROFILE)      += arch/sh/oprofile/
151
152 boot := arch/sh/boot
153
154 CPPFLAGS_vmlinux.lds := -traditional
155
156 incdir-prefix   := $(srctree)/include/asm-sh/
157
158 #       Update machine arch and proc symlinks if something which affects
159 #       them changed.  We use .arch and .mach to indicate when they were
160 #       updated last, otherwise make uses the target directory mtime.
161
162 include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \
163                      include/config/auto.conf FORCE
164         @echo '  SYMLINK include/asm-sh/cpu -> include/asm-sh/$(cpuincdir-y)'
165         $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
166         $(Q)ln -fsn $(incdir-prefix)$(cpuincdir-y) include/asm-sh/cpu
167         @touch $@
168
169 #       Most boards have their own mach directories.  For the ones that
170 #       don't, just reference the parent directory so the semantics are
171 #       kept roughly the same.
172 #
173 #       When multiple boards are compiled in at the same time, preference
174 #       for the mach link is given to whichever has a directory for its
175 #       headers. However, this is only a workaround until platforms that
176 #       can live in the same kernel image back away from relying on the
177 #       mach link.
178
179 include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \
180                       include/config/auto.conf FORCE
181         $(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
182         $(Q)rm -f include/asm-sh/mach
183         $(Q)for i in $(incdir-y); do \
184         if [ -d $(incdir-prefix)$$i ]; then \
185                 echo -n '  SYMLINK include/asm-sh/mach -> '; \
186                 echo -e "include/asm-sh/$$i"; \
187                 ln -fsn $(incdir-prefix)$$i \
188                         include/asm-sh/mach; \
189         else \
190                 if [ ! -d include/asm-sh/mach ]; then \
191                         echo -n '  SYMLINK include/asm-sh/mach -> '; \
192                         echo -e 'include/asm-sh'; \
193                         ln -fsn $(incdir-prefix) include/asm-sh/mach; \
194                 fi; \
195         fi; \
196         done
197         @touch $@
198
199 archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools
200
201 PHONY += maketools FORCE
202 maketools:  include/linux/version.h FORCE
203         $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
204
205 all: zImage
206
207 zImage uImage uImage.srec vmlinux.srec: vmlinux
208         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
209
210 compressed: zImage
211
212 archclean:
213         $(Q)$(MAKE) $(clean)=$(boot)
214
215 CLEAN_FILES += include/asm-sh/machtypes.h \
216                include/asm-sh/cpu include/asm-sh/.cpu \
217                include/asm-sh/mach include/asm-sh/.mach
218
219 define archhelp
220         @echo '* zImage                    - Compressed kernel image'
221         @echo '  vmlinux.srec              - Create an ELF S-record'
222         @echo '  uImage                    - Create a bootable image for U-Boot'
223         @echo '  uImage.srec               - Create an S-record for U-Boot'
224 endef