1 # 1 #
2 # arch/sh/Makefile !! 2 # This file is included by the global makefile so that you can add your own
3 # !! 3 # architecture-specific flags and dependencies. Remember to do have actions
4 # Copyright (C) 1999 Kaz Kojima !! 4 # for "archclean" and "archdep" for cleaning up and making dependencies for
5 # Copyright (C) 2002 - 2008 Paul Mundt !! 5 # this architecture
6 # Copyright (C) 2002 M. R. Brown <<
7 # 6 #
8 # This file is subject to the terms and condit 7 # This file is subject to the terms and conditions of the GNU General Public
9 # License. See the file "COPYING" in the main 8 # License. See the file "COPYING" in the main directory of this archive
10 # for more details. 9 # for more details.
11 # 10 #
12 ifdef cross_compiling !! 11 # Copyright (C) 1994 by Linus Torvalds
13 ifeq ($(CROSS_COMPILE),) !! 12 # Changes for PPC by Gary Thomas
14 CROSS_COMPILE := $(call cc-cross-prefix, s !! 13 # Rewritten by Cort Dougan and Paul Mackerras
15 endif !! 14 #
16 endif !! 15
17 !! 16 # Be sure to change PAGE_OFFSET in include/asm-ppc/page.h to match
18 KBUILD_DEFCONFIG := shx3_defconfig !! 17 KERNELLOAD =$(CONFIG_KERNEL_START)
19 !! 18
20 isa-y := any !! 19 LINKFLAGS = -T arch/ppc/vmlinux.lds -Ttext $(KERNELLOAD) -Bstatic
21 isa-$(CONFIG_SH_DSP) := sh !! 20 CPPFLAGS := $(CPPFLAGS) -I$(TOPDIR)/arch/$(ARCH)
22 isa-$(CONFIG_CPU_SH2) := sh2 !! 21 AFLAGS := $(AFLAGS) -I$(TOPDIR)/arch/$(ARCH)
23 isa-$(CONFIG_CPU_SH2A) := sh2 !! 22 CFLAGS := $(CFLAGS) -I$(TOPDIR)/arch/$(ARCH) -fsigned-char \
24 isa-$(CONFIG_CPU_SH3) := sh3 !! 23 -msoft-float -pipe -ffixed-r2 -Wno-uninitialized \
25 isa-$(CONFIG_CPU_SH4) := sh4 !! 24 -mmultiple -mstring
26 isa-$(CONFIG_CPU_SH4A) := sh4 !! 25 HOSTCFLAGS += -I$(TOPDIR)/arch/$(ARCH)
27 isa-$(CONFIG_CPU_SH4AL_DSP) := sh4 !! 26 CPP = $(CC) -E $(CFLAGS)
28 <<
29 isa-$(CONFIG_SH_DSP) := $(i <<
30 isa-y := $(i <<
31 <<
32 cflags-$(CONFIG_CPU_SH2) := $(c <<
33 cflags-$(CONFIG_CPU_J2) += $(c <<
34 cflags-$(CONFIG_CPU_SH2A) += $(c <<
35 $(c <<
36 $(c <<
37 cflags-$(CONFIG_CPU_SH3) := $(c <<
38 cflags-$(CONFIG_CPU_SH4) := $(c <<
39 $(call cc-option,-mno-implicit-fp,-m4- <<
40 cflags-$(CONFIG_CPU_SH4A) += $(c <<
41 $(c <<
42 cflags-$(CONFIG_CPU_SH4AL_DSP) += $(c <<
43 <<
44 ifeq ($(cflags-y),) <<
45 # <<
46 # In the case where we are stuck with a compil <<
47 # restricted to a particular ISA, a favourite <<
48 # extensive multilib targets are not provided, <<
49 # regarding FP generation. This is intentional <<
50 # orders of magnitude less than GCC's default <<
51 # with a large number of multilib targets bett <<
52 # correctly for the target in mind. <<
53 # <<
54 cflags-y += $(shell $(CC) $(KBUILD_CFLA <<
55 grep nofpu | sed q | sed <<
56 # At this point, anything goes. <<
57 isaflags-y := $(call as-option,-Wa$(comma <<
58 else <<
59 # <<
60 # -Wa,-isa= tuning implies -Wa,-dsp for the ve <<
61 # support it, while -Wa,-dsp by itself limits <<
62 # on certain CPU subtypes. Try the ISA variant <<
63 # fall back on -Wa,-dsp for the old binutils v <<
64 # opcodes, we always want the best ISA tuning <<
65 # will provide. <<
66 # <<
67 isaflags-y := $(call as-option,-Wa$(comma <<
68 27
69 isaflags-$(CONFIG_SH_DSP) := \ !! 28 ifdef CONFIG_4xx
70 $(call as-option,-Wa$(comma)-isa=$(isa !! 29 CFLAGS := $(CFLAGS) -Wa,-m405
71 endif 30 endif
72 31
73 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 32 ifdef CONFIG_8xx
74 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml !! 33 CFLAGS := $(CFLAGS) -mcpu=860
>> 34 endif
75 35
76 cflags-y += $(call cc-option,-mno-fdpic !! 36 ifdef CONFIG_PPC64BRIDGE
77 cflags-y += $(isaflags-y) -ffreestandin !! 37 CFLAGS := $(CFLAGS) -Wa,-mppc64bridge
78 !! 38 endif
79 OBJCOPYFLAGS := -O binary -R .note -R .note <<
80 -R .stab -R .stabstr -S <<
81 <<
82 # Give the various platforms the opportunity t <<
83 defaultimage-y <<
84 defaultimage-$(CONFIG_SH_SH7785LCR) <<
85 defaultimage-$(CONFIG_SH_RSK) <<
86 defaultimage-$(CONFIG_SH_URQUELL) <<
87 defaultimage-$(CONFIG_SH_MIGOR) <<
88 defaultimage-$(CONFIG_SH_AP325RXA) <<
89 defaultimage-$(CONFIG_SH_SH7757LCR) <<
90 defaultimage-$(CONFIG_SH_7724_SOLUTION_ENGINE) <<
91 defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) <<
92 defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) <<
93 <<
94 # Set some sensible Kbuild defaults <<
95 boot := arch/sh/boot <<
96 KBUILD_IMAGE := $(boot)/$(defaultim <<
97 39
98 # !! 40 ifdef CONFIG_MORE_COMPILE_OPTIONS
99 # Choosing incompatible machines durings confi !! 41 # Use sed to remove the quotes.
100 # error messages during linking. !! 42 CFLAGS += $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
101 # !! 43 endif
102 UTS_MACHINE := sh <<
103 LDFLAGS_vmlinux += -e _stext <<
104 44
105 ifdef CONFIG_CPU_LITTLE_ENDIAN !! 45 HEAD-y := arch/ppc/kernel/head.o
106 ld-bfd := elf32-sh-linux !! 46 HEAD-$(CONFIG_40x) := arch/ppc/kernel/head_4xx.o
107 LDFLAGS_vmlinux += --defsym jiffies=ji !! 47 HEAD-$(CONFIG_44x) := arch/ppc/kernel/head_44x.o
108 KBUILD_LDFLAGS += -EL !! 48 HEAD-$(CONFIG_8xx) := arch/ppc/kernel/head_8xx.o
109 else !! 49 HEAD-$(CONFIG_6xx) += arch/ppc/kernel/idle_6xx.o
110 ld-bfd := elf32-shbig-linux !! 50
111 LDFLAGS_vmlinux += --defsym jiffies=ji !! 51 HEAD := $(HEAD-y)
112 KBUILD_LDFLAGS += -EB !! 52
113 endif !! 53 ARCH_SUBDIRS = arch/ppc/kernel arch/ppc/platforms arch/ppc/mm arch/ppc/lib
114 !! 54 SUBDIRS := $(SUBDIRS) $(ARCH_SUBDIRS)
115 export ld-bfd !! 55 CORE_FILES := arch/ppc/kernel/kernel.o arch/ppc/platforms/platform.o \
116 !! 56 arch/ppc/mm/mm.o arch/ppc/lib/lib.o $(CORE_FILES)
117 # Mach groups !! 57
118 machdir-$(CONFIG_SOLUTION_ENGINE) !! 58 ifdef CONFIG_MATH_EMULATION
119 machdir-$(CONFIG_SH_DREAMCAST) !! 59 SUBDIRS += arch/ppc/math-emu
120 machdir-$(CONFIG_SH_SH03) !! 60 CORE_FILES += arch/ppc/math-emu/math-emu.o
121 machdir-$(CONFIG_SH_MIGOR) !! 61 endif
122 machdir-$(CONFIG_SH_KFR2R09) <<
123 machdir-$(CONFIG_SH_ECOVEC) <<
124 machdir-$(CONFIG_SH_SDK7786) <<
125 machdir-$(CONFIG_SH_X3PROTO) <<
126 machdir-$(CONFIG_SH_LANDISK) <<
127 machdir-y <<
128 62
129 # !! 63 ifdef CONFIG_XMON
130 # CPU header paths !! 64 SUBDIRS += arch/ppc/xmon
131 # !! 65 CORE_FILES += arch/ppc/xmon/x.o
132 # These are ordered by optimization level. A C !! 66 endif
133 # of another (ie, SH-2A / SH-2), is picked up <<
134 # levels of genericness if nothing more suitab <<
135 # hierarchy. <<
136 # <<
137 # As an example, in order of preference, SH-2A <<
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_SH4A) += cpu-sh4a <<
143 cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4 <<
144 cpuincdir-y += cpu-common <<
145 67
146 drivers-y += arch/sh/dri !! 68 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
147 69
148 KBUILD_CPPFLAGS += $(addprefix -I $(sr !! 70 ifdef CONFIG_8xx
149 KBUILD_CFLAGS += -pipe $(cflags-y) !! 71 SUBDIRS += arch/ppc/8xx_io
150 KBUILD_AFLAGS += $(cflags-y) !! 72 DRIVERS += arch/ppc/8xx_io/8xx_io.o
>> 73 endif
151 74
152 ifeq ($(CONFIG_MCOUNT),y) !! 75 ifdef CONFIG_CPM2
153 KBUILD_CFLAGS += -pg !! 76 SUBDIRS += arch/ppc/cpm2_io
>> 77 DRIVERS += arch/ppc/cpm2_io/cpm2_io.o
154 endif 78 endif
155 79
156 ifeq ($(CONFIG_DWARF_UNWINDER),y) !! 80 ifdef CONFIG_APUS
157 KBUILD_CFLAGS += -fasynchronous-unwind-table !! 81 SUBDIRS += arch/ppc/amiga
>> 82 CORE_FILES += arch/ppc/amiga/amiga.o
158 endif 83 endif
159 84
160 libs-y := arch/sh/lib/ $(libs !! 85 checks:
>> 86 @$(MAKE) -C arch/$(ARCH)/kernel checks
161 87
162 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uIm !! 88 BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd uImage
163 uImage.srec uImage.bin zImage v <<
164 romImage <<
165 PHONY += $(BOOT_TARGETS) <<
166 89
167 all: $(notdir $(KBUILD_IMAGE)) !! 90 # All the instructions talk about "make bzImage".
>> 91 bzImage: zImage
168 92
169 $(BOOT_TARGETS): vmlinux 93 $(BOOT_TARGETS): vmlinux
170 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 94 @$(MAKEBOOT) $@
>> 95
>> 96 %_config: arch/ppc/configs/%_defconfig
>> 97 rm -f .config arch/ppc/defconfig
>> 98 cp -f arch/ppc/configs/$(@:config=defconfig) arch/ppc/defconfig
171 99
172 compressed: zImage !! 100 archclean:
>> 101 rm -f arch/ppc/kernel/{mk_defs,ppc_defs.h,find_name,checks}
>> 102 @$(MAKEBOOT) clean
173 103
174 archprepare: !! 104 archmrproper:
175 $(Q)$(MAKE) $(build)=arch/sh/tools inc <<
176 105
177 archheaders: !! 106 archdep: scripts/mkdep
178 $(Q)$(MAKE) $(build)=arch/sh/kernel/sy !! 107 $(MAKEBOOT) fastdep
179 <<
180 define archhelp <<
181 @echo ' zImage - C <<
182 @echo ' romImage - C <<
183 @echo ' vmlinux.srec - C <<
184 @echo ' vmlinux.bin - C <<
185 @echo '* uImage - A <<
186 @echo ' uImage.srec - C <<
187 @echo ' uImage.bin - K <<
188 @echo '* uImage.gz - K <<
189 @echo ' uImage.bz2 - K <<
190 @echo ' uImage.lzma - K <<
191 @echo ' uImage.xz - K <<
192 @echo ' uImage.lzo - K <<
193 endef <<
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