>> 1 # $Id: Makefile,v 1.51.2.1 2002/03/14 01:26:21 kanoj Exp $
>> 2 # sparc64/Makefile
1 # 3 #
2 # arch/sh/Makefile !! 4 # Makefile for the architecture dependent flags and dependencies on the
>> 5 # 64-bit Sparc.
3 # 6 #
4 # Copyright (C) 1999 Kaz Kojima !! 7 # Copyright (C) 1996,1998 David S. Miller (davem@caip.rutgers.edu)
5 # Copyright (C) 2002 - 2008 Paul Mundt !! 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
6 # Copyright (C) 2002 M. R. Brown <<
7 # 9 #
8 # This file is subject to the terms and condit <<
9 # License. See the file "COPYING" in the main <<
10 # for more details. <<
11 # <<
12 ifdef cross_compiling <<
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) += $(c <<
43 10
44 ifeq ($(cflags-y),) !! 11 # If the solaris /bin/sh wasn't so broken, I wouldn't need the following
45 # !! 12 # line...
46 # In the case where we are stuck with a compil !! 13 SHELL =/bin/bash
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 14
69 isaflags-$(CONFIG_SH_DSP) := \ !! 15 CC := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo $(CC); else echo sparc64-linux-gcc; fi )
70 $(call as-option,-Wa$(comma)-isa=$(isa <<
71 endif <<
72 16
73 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 17 NEW_GCC := $(shell if $(CC) -m64 -mcmodel=medlow -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
74 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml !! 18 NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
>> 19 UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
>> 20 INLINE_LIMIT := $(shell if $(CC) -m64 -finline-limit=100000 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
75 21
76 cflags-y += $(call cc-option,-mno-fdpic !! 22 export NEW_GCC
77 cflags-y += $(isaflags-y) -ffreestandin <<
78 <<
79 OBJCOPYFLAGS := -O binary -R .note -R .note <<
80 -R .stab -R .stabstr -S <<
81 <<
82 # Give the various platforms the opportunity t <<
83 defaultimage-y <<
84 defaultimage-$(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 23
98 # !! 24 ifneq ($(NEW_GAS),y)
99 # Choosing incompatible machines durings confi !! 25 AS = sparc64-linux-as
100 # error messages during linking. !! 26 LD = sparc64-linux-ld
101 # !! 27 NM = sparc64-linux-nm
102 UTS_MACHINE := sh !! 28 AR = sparc64-linux-ar
103 LDFLAGS_vmlinux += -e _stext !! 29 RANLIB = sparc64-linux-ranlib
>> 30 else
>> 31 AS := $(AS) -64
>> 32 LD := $(LD) -m elf64_sparc
>> 33 endif
>> 34 ELFTOAOUT = elftoaout
>> 35 ifneq ($(UNDECLARED_REGS),y)
>> 36 CC_UNDECL =
>> 37 else
>> 38 CC_UNDECL = -Wa,--undeclared-regs
>> 39 AS := $(AS) --undeclared-regs
>> 40 endif
104 41
105 ifdef CONFIG_CPU_LITTLE_ENDIAN !! 42 ifneq ($(NEW_GCC),y)
106 ld-bfd := elf32-sh-linux !! 43 CFLAGS := $(CFLAGS) -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
107 LDFLAGS_vmlinux += --defsym jiffies=ji !! 44 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare
108 KBUILD_LDFLAGS += -EL <<
109 else 45 else
110 ld-bfd := elf32-shbig-linux !! 46 CFLAGS := $(CFLAGS) -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
111 LDFLAGS_vmlinux += --defsym jiffies=ji !! 47 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare \
112 KBUILD_LDFLAGS += -EB !! 48 $(CC_UNDECL)
113 endif !! 49 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
114 !! 50 endif
115 export ld-bfd <<
116 <<
117 # Mach groups <<
118 machdir-$(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 51
129 # !! 52 ifeq ($(INLINE_LIMIT),y)
130 # CPU header paths !! 53 CFLAGS := $(CFLAGS) -finline-limit=100000
131 # !! 54 endif
132 # These are ordered by optimization level. A C <<
133 # of another (ie, SH-2A / SH-2), is picked up <<
134 # levels of genericness if nothing more suitab <<
135 # hierarchy. <<
136 # <<
137 # As an example, in order of preference, SH-2A <<
138 # <<
139 cpuincdir-$(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 += $(cflags-y) <<
151 55
152 ifeq ($(CONFIG_MCOUNT),y) 56 ifeq ($(CONFIG_MCOUNT),y)
153 KBUILD_CFLAGS += -pg !! 57 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS))
>> 58 CFLAGS := $(CFLAGS) -pg
>> 59 endif
>> 60
>> 61 LINKFLAGS = -T arch/sparc64/vmlinux.lds
>> 62
>> 63 HEAD := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
>> 64
>> 65 SUBDIRS += arch/sparc64/kernel arch/sparc64/lib arch/sparc64/mm \
>> 66 arch/sparc64/prom
>> 67
>> 68 ifneq ($(CONFIG_SOLARIS_EMUL),n)
>> 69 SUBDIRS += arch/sparc64/solaris
154 endif 70 endif
155 71
156 ifeq ($(CONFIG_DWARF_UNWINDER),y) !! 72 SUBDIRS += arch/sparc64/math-emu
157 KBUILD_CFLAGS += -fasynchronous-unwind-table !! 73
>> 74 CORE_FILES := arch/sparc64/kernel/kernel.o arch/sparc64/mm/mm.o $(CORE_FILES)
>> 75
>> 76 ifeq ($(CONFIG_SOLARIS_EMUL),y)
>> 77 CORE_FILES += arch/sparc64/solaris/solaris.o
158 endif 78 endif
159 79
160 libs-y := arch/sh/lib/ $(libs !! 80 CORE_FILES += arch/sparc64/math-emu/math-emu.o
>> 81
>> 82 LIBS := $(TOPDIR)/lib/lib.a $(LIBS) $(TOPDIR)/arch/sparc64/prom/promlib.a \
>> 83 $(TOPDIR)/arch/sparc64/lib/lib.a
>> 84
>> 85 vmlinux.aout: vmlinux
>> 86 $(ELFTOAOUT) -o $(TOPDIR)/vmlinux.aout $(TOPDIR)/vmlinux
>> 87
>> 88 archmrproper:
>> 89 rm -f $(TOPDIR)/include/asm-sparc64/asm_offsets.h
161 90
162 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uIm !! 91 archdep: check_asm
163 uImage.srec uImage.bin zImage v <<
164 romImage <<
165 PHONY += $(BOOT_TARGETS) <<
166 92
167 all: $(notdir $(KBUILD_IMAGE)) !! 93 check_asm: include/linux/version.h
>> 94 $(MAKE) -C arch/sparc64/kernel check_asm
168 95
169 $(BOOT_TARGETS): vmlinux <<
170 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ <<
171 96
172 compressed: zImage !! 97 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
173 98
174 archprepare: !! 99 archclean:
175 $(Q)$(MAKE) $(build)=arch/sh/tools inc !! 100 @$(MAKEBOOT) clean
176 101
177 archheaders: !! 102 tftpboot.img:
178 $(Q)$(MAKE) $(build)=arch/sh/kernel/sy !! 103 @$(MAKEBOOT) tftpboot.img
179 104
180 define archhelp !! 105 image:
181 @echo ' zImage - C !! 106 @$(MAKEBOOT) image
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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