1 # 1 #
2 # arch/sh/Makefile !! 2 # i386/Makefile
3 # 3 #
4 # Copyright (C) 1999 Kaz Kojima !! 4 # This file is included by the global makefile so that you can add your own
5 # Copyright (C) 2002 - 2008 Paul Mundt !! 5 # architecture-specific flags and dependencies. Remember to do have actions
6 # Copyright (C) 2002 M. R. Brown !! 6 # for "archclean" cleaning up for this architecture.
7 # 7 #
8 # This file is subject to the terms and condit 8 # This file is subject to the terms and conditions of the GNU General Public
9 # License. See the file "COPYING" in the main 9 # License. See the file "COPYING" in the main directory of this archive
10 # for more details. 10 # for more details.
11 # 11 #
12 ifdef cross_compiling !! 12 # Copyright (C) 1994 by Linus Torvalds
13 ifeq ($(CROSS_COMPILE),) <<
14 CROSS_COMPILE := $(call cc-cross-prefix, s <<
15 endif <<
16 endif <<
17 <<
18 KBUILD_DEFCONFIG := shx3_defconfig <<
19 <<
20 isa-y := any <<
21 isa-$(CONFIG_SH_DSP) := sh <<
22 isa-$(CONFIG_CPU_SH2) := sh2 <<
23 isa-$(CONFIG_CPU_SH2A) := sh2 <<
24 isa-$(CONFIG_CPU_SH3) := sh3 <<
25 isa-$(CONFIG_CPU_SH4) := sh4 <<
26 isa-$(CONFIG_CPU_SH4A) := sh4 <<
27 isa-$(CONFIG_CPU_SH4AL_DSP) := sh4 <<
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 # 13 #
54 cflags-y += $(shell $(CC) $(KBUILD_CFLA !! 14 # 19990713 Artur Skawina <skawina@geocities.com>
55 grep nofpu | sed q | sed !! 15 # Added '-march' and '-mpreferred-stack-boundary' support
56 # At this point, anything goes. <<
57 isaflags-y := $(call as-option,-Wa$(comma <<
58 else <<
59 # 16 #
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 17
69 isaflags-$(CONFIG_SH_DSP) := \ !! 18 LDFLAGS := -m elf_i386
70 $(call as-option,-Wa$(comma)-isa=$(isa !! 19 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
71 endif !! 20 LDFLAGS_vmlinux :=
72 !! 21
73 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 22 CFLAGS += -pipe
74 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml !! 23
75 !! 24 # prevent gcc from keeping the stack 16 byte aligned
76 cflags-y += $(call cc-option,-mno-fdpic !! 25 CFLAGS += $(call check_gcc,-mpreferred-stack-boundary=2,)
77 cflags-y += $(isaflags-y) -ffreestandin !! 26
78 !! 27 align := $(subst -functions=0,,$(call check_gcc,-falign-functions=0,-malign-functions=0))
79 OBJCOPYFLAGS := -O binary -R .note -R .note !! 28
80 -R .stab -R .stabstr -S !! 29 cflags-$(CONFIG_M386) += -march=i386
81 !! 30 cflags-$(CONFIG_M486) += -march=i486
82 # Give the various platforms the opportunity t !! 31 cflags-$(CONFIG_M586) += -march=i586
83 defaultimage-y !! 32 cflags-$(CONFIG_M586TSC) += -march=i586
84 defaultimage-$(CONFIG_SH_SH7785LCR) !! 33 cflags-$(CONFIG_M586MMX) += $(call check_gcc,-march=pentium-mmx,-march=i586)
85 defaultimage-$(CONFIG_SH_RSK) !! 34 cflags-$(CONFIG_M686) += -march=i686
86 defaultimage-$(CONFIG_SH_URQUELL) !! 35 cflags-$(CONFIG_MPENTIUMII) += $(call check_gcc,-march=pentium2,-march=i686)
87 defaultimage-$(CONFIG_SH_MIGOR) !! 36 cflags-$(CONFIG_MPENTIUMIII) += $(call check_gcc,-march=pentium3,-march=i686)
88 defaultimage-$(CONFIG_SH_AP325RXA) !! 37 cflags-$(CONFIG_MPENTIUM4) += $(call check_gcc,-march=pentium4,-march=i686)
89 defaultimage-$(CONFIG_SH_SH7757LCR) !! 38 cflags-$(CONFIG_MK6) += $(call check_gcc,-march=k6,-march=i586)
90 defaultimage-$(CONFIG_SH_7724_SOLUTION_ENGINE) !! 39 # Please note, that patches that add -march=athlon-xp and friends are pointless.
91 defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) !! 40 # They make zero difference whatsosever to performance at this time.
92 defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) !! 41 cflags-$(CONFIG_MK7) += $(call check_gcc,-march=athlon,-march=i686 $(align)-functions=4)
93 !! 42 cflags-$(CONFIG_MK8) += $(call check_gcc,-march=k8,$(call check_gcc,-march=athlon,-march=i686 $(align)-functions=4))
94 # Set some sensible Kbuild defaults !! 43 cflags-$(CONFIG_MCRUSOE) += -march=i686 $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0
95 boot := arch/sh/boot !! 44 cflags-$(CONFIG_MWINCHIPC6) += $(call check_gcc,-march=winchip-c6,-march=i586)
96 KBUILD_IMAGE := $(boot)/$(defaultim !! 45 cflags-$(CONFIG_MWINCHIP2) += $(call check_gcc,-march=winchip2,-march=i586)
>> 46 cflags-$(CONFIG_MWINCHIP3D) += $(call check_gcc,-march=winchip2,-march=i586)
>> 47 cflags-$(CONFIG_MCYRIXIII) += $(call check_gcc,-march=c3,-march=i486) $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0
>> 48 cflags-$(CONFIG_MVIAC3_2) += $(call check_gcc,-march=c3-2,-march=i686)
>> 49
>> 50 CFLAGS += $(cflags-y)
>> 51
>> 52 # Default subarch .c files
>> 53 mcore-y := mach-default
>> 54
>> 55 # Voyager subarch support
>> 56 mflags-$(CONFIG_X86_VOYAGER) := -Iinclude/asm-i386/mach-voyager
>> 57 mcore-$(CONFIG_X86_VOYAGER) := mach-voyager
>> 58
>> 59 # VISWS subarch support
>> 60 mflags-$(CONFIG_X86_VISWS) := -Iinclude/asm-i386/mach-visws
>> 61 mcore-$(CONFIG_X86_VISWS) := mach-visws
>> 62
>> 63 # NUMAQ subarch support
>> 64 mflags-$(CONFIG_X86_NUMAQ) := -Iinclude/asm-i386/mach-numaq
>> 65 mcore-$(CONFIG_X86_NUMAQ) := mach-default
>> 66
>> 67 # BIGSMP subarch support
>> 68 mflags-$(CONFIG_X86_BIGSMP) := -Iinclude/asm-i386/mach-bigsmp
>> 69 mcore-$(CONFIG_X86_BIGSMP) := mach-default
>> 70
>> 71 #Summit subarch support
>> 72 mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit
>> 73 mcore-$(CONFIG_X86_SUMMIT) := mach-default
>> 74
>> 75 # generic subarchitecture
>> 76 mflags-$(CONFIG_X86_GENERICARCH) := -Iinclude/asm-i386/mach-generic
>> 77 mcore-$(CONFIG_X86_GENERICARCH) := mach-default
>> 78 core-$(CONFIG_X86_GENERICARCH) += arch/i386/mach-generic/
>> 79
>> 80 # ES7000 subarch support
>> 81 mflags-$(CONFIG_X86_ES7000) := -Iinclude/asm-i386/mach-es7000
>> 82 mcore-$(CONFIG_X86_ES7000) := mach-es7000
>> 83
>> 84 # default subarch .h files
>> 85 mflags-y += -Iinclude/asm-i386/mach-default
>> 86
>> 87 head-y := arch/i386/kernel/head.o arch/i386/kernel/init_task.o
>> 88
>> 89 libs-y += arch/i386/lib/
>> 90 core-y += arch/i386/kernel/ \
>> 91 arch/i386/mm/ \
>> 92 arch/i386/$(mcore-y)/
>> 93 drivers-$(CONFIG_MATH_EMULATION) += arch/i386/math-emu/
>> 94 drivers-$(CONFIG_PCI) += arch/i386/pci/
>> 95 # must be linked after kernel/
>> 96 drivers-$(CONFIG_OPROFILE) += arch/i386/oprofile/
>> 97 drivers-$(CONFIG_PM) += arch/i386/power/
>> 98
>> 99 CFLAGS += $(mflags-y)
>> 100 AFLAGS += $(mflags-y)
>> 101
>> 102 boot := arch/i386/boot
>> 103
>> 104 .PHONY: zImage bzImage compressed zlilo bzlilo \
>> 105 zdisk bzdisk fdimage fdimage144 fdimage288 install
97 106
98 # !! 107 all: bzImage
99 # Choosing incompatible machines durings confi <<
100 # error messages during linking. <<
101 # <<
102 UTS_MACHINE := sh <<
103 LDFLAGS_vmlinux += -e _stext <<
104 108
105 ifdef CONFIG_CPU_LITTLE_ENDIAN !! 109 BOOTIMAGE=arch/i386/boot/bzImage
106 ld-bfd := elf32-sh-linux !! 110 zImage zlilo zdisk: BOOTIMAGE=arch/i386/boot/zImage
107 LDFLAGS_vmlinux += --defsym jiffies=ji <<
108 KBUILD_LDFLAGS += -EL <<
109 else <<
110 ld-bfd := elf32-shbig-linux <<
111 LDFLAGS_vmlinux += --defsym jiffies=ji <<
112 KBUILD_LDFLAGS += -EB <<
113 endif <<
114 <<
115 export ld-bfd <<
116 <<
117 # Mach groups <<
118 machdir-$(CONFIG_SOLUTION_ENGINE) <<
119 machdir-$(CONFIG_SH_DREAMCAST) <<
120 machdir-$(CONFIG_SH_SH03) <<
121 machdir-$(CONFIG_SH_MIGOR) <<
122 machdir-$(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 <<
128 111
129 # !! 112 zImage bzImage: vmlinux
130 # CPU header paths !! 113 $(Q)$(MAKE) $(build)=$(boot) $(BOOTIMAGE)
131 # !! 114
132 # These are ordered by optimization level. A C !! 115 compressed: zImage
133 # of another (ie, SH-2A / SH-2), is picked up <<
134 # levels of genericness if nothing more suitab <<
135 # hierarchy. <<
136 # <<
137 # As an example, in order of preference, SH-2A <<
138 # <<
139 cpuincdir-$(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 <<
146 drivers-y += arch/sh/dri <<
147 <<
148 KBUILD_CPPFLAGS += $(addprefix -I $(sr <<
149 KBUILD_CFLAGS += -pipe $(cflags-y) <<
150 KBUILD_AFLAGS += $(cflags-y) <<
151 <<
152 ifeq ($(CONFIG_MCOUNT),y) <<
153 KBUILD_CFLAGS += -pg <<
154 endif <<
155 <<
156 ifeq ($(CONFIG_DWARF_UNWINDER),y) <<
157 KBUILD_CFLAGS += -fasynchronous-unwind-table <<
158 endif <<
159 <<
160 libs-y := arch/sh/lib/ $(libs <<
161 <<
162 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uIm <<
163 uImage.srec uImage.bin zImage v <<
164 romImage <<
165 PHONY += $(BOOT_TARGETS) <<
166 116
167 all: $(notdir $(KBUILD_IMAGE)) !! 117 zlilo bzlilo: vmlinux
>> 118 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zlilo
168 119
169 $(BOOT_TARGETS): vmlinux !! 120 zdisk bzdisk: vmlinux
170 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 121 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zdisk
171 122
172 compressed: zImage !! 123 install fdimage fdimage144 fdimage288: vmlinux
>> 124 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
173 125
174 archprepare: !! 126 prepare: include/asm-$(ARCH)/asm_offsets.h
175 $(Q)$(MAKE) $(build)=arch/sh/tools inc !! 127 CLEAN_FILES += include/asm-$(ARCH)/asm_offsets.h
176 128
177 archheaders: !! 129 arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
178 $(Q)$(MAKE) $(build)=arch/sh/kernel/sy !! 130 include/config/MARKER
>> 131
>> 132 include/asm-$(ARCH)/asm_offsets.h: arch/$(ARCH)/kernel/asm-offsets.s
>> 133 $(call filechk,gen-asm-offsets)
>> 134
>> 135 archclean:
>> 136 $(Q)$(MAKE) $(clean)=arch/i386/boot
179 137
180 define archhelp 138 define archhelp
181 @echo ' zImage - C !! 139 echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
182 @echo ' romImage - C !! 140 echo ' install - Install kernel using'
183 @echo ' vmlinux.srec - C !! 141 echo ' (your) ~/bin/installkernel or'
184 @echo ' vmlinux.bin - C !! 142 echo ' (distribution) /sbin/installkernel or'
185 @echo '* uImage - A !! 143 echo ' install to $$(INSTALL_PATH) and run lilo'
186 @echo ' uImage.srec - C !! 144 echo ' bzdisk - Create a boot floppy in /dev/fd0'
187 @echo ' uImage.bin - K !! 145 echo ' fdimage - Create a boot floppy image'
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 146 endef
>> 147
>> 148 CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf
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