>> 1 # $Id: Makefile,v 1.52 2002/02/09 19:49:31 davem 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) += $(c <<
43 <<
44 ifeq ($(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 10
69 isaflags-$(CONFIG_SH_DSP) := \ !! 11 AFLAGS_vmlinux.lds.o += -Usparc
70 $(call as-option,-Wa$(comma)-isa=$(isa <<
71 endif <<
72 12
73 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 13 CC := $(shell if gcc -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo gcc; else echo sparc64-linux-gcc; fi )
74 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml <<
75 14
76 cflags-y += $(call cc-option,-mno-fdpic !! 15 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; )
77 cflags-y += $(isaflags-y) -ffreestandin !! 16 NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
>> 17 UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
>> 18 INLINE_LIMIT := $(shell if $(CC) -m64 -finline-limit=100000 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
78 19
79 OBJCOPYFLAGS := -O binary -R .note -R .note !! 20 export NEW_GCC
80 -R .stab -R .stabstr -S <<
81 <<
82 # Give the various platforms the opportunity t <<
83 defaultimage-y <<
84 defaultimage-$(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 <<
98 # <<
99 # Choosing incompatible machines durings confi <<
100 # error messages during linking. <<
101 # <<
102 UTS_MACHINE := sh <<
103 LDFLAGS_vmlinux += -e _stext <<
104 21
105 ifdef CONFIG_CPU_LITTLE_ENDIAN !! 22 ifneq ($(NEW_GAS),y)
106 ld-bfd := elf32-sh-linux !! 23 AS = sparc64-linux-as
107 LDFLAGS_vmlinux += --defsym jiffies=ji !! 24 LD = sparc64-linux-ld
108 KBUILD_LDFLAGS += -EL !! 25 NM = sparc64-linux-nm
>> 26 AR = sparc64-linux-ar
>> 27 RANLIB = sparc64-linux-ranlib
109 else 28 else
110 ld-bfd := elf32-shbig-linux !! 29 AS := $(AS) -64
111 LDFLAGS_vmlinux += --defsym jiffies=ji !! 30 LDFLAGS := -m elf64_sparc
112 KBUILD_LDFLAGS += -EB <<
113 endif 31 endif
114 32
115 export ld-bfd !! 33 ifneq ($(UNDECLARED_REGS),y)
>> 34 CC_UNDECL =
>> 35 else
>> 36 CC_UNDECL = -Wa,--undeclared-regs
>> 37 AS := $(AS) --undeclared-regs
>> 38 endif
116 39
117 # Mach groups !! 40 ifneq ($(NEW_GCC),y)
118 machdir-$(CONFIG_SOLUTION_ENGINE) !! 41 CFLAGS := $(CFLAGS) -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
119 machdir-$(CONFIG_SH_DREAMCAST) !! 42 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare
120 machdir-$(CONFIG_SH_SH03) !! 43 else
121 machdir-$(CONFIG_SH_MIGOR) !! 44 CFLAGS := $(CFLAGS) -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
122 machdir-$(CONFIG_SH_KFR2R09) !! 45 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare \
123 machdir-$(CONFIG_SH_ECOVEC) !! 46 $(CC_UNDECL)
124 machdir-$(CONFIG_SH_SDK7786) !! 47 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
125 machdir-$(CONFIG_SH_X3PROTO) !! 48 endif
126 machdir-$(CONFIG_SH_LANDISK) <<
127 machdir-y <<
128 49
129 # !! 50 ifeq ($(INLINE_LIMIT),y)
130 # CPU header paths !! 51 CFLAGS := $(CFLAGS) -finline-limit=100000
131 # !! 52 endif
132 # These are ordered by optimization level. A C <<
133 # of another (ie, SH-2A / SH-2), is picked up <<
134 # levels of genericness if nothing more suitab <<
135 # hierarchy. <<
136 # <<
137 # As an example, in order of preference, SH-2A <<
138 # <<
139 cpuincdir-$(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 += $(cflags-y) <<
151 53
152 ifeq ($(CONFIG_MCOUNT),y) 54 ifeq ($(CONFIG_MCOUNT),y)
153 KBUILD_CFLAGS += -pg !! 55 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS))
>> 56 CFLAGS := $(CFLAGS) -pg
154 endif 57 endif
155 58
156 ifeq ($(CONFIG_DWARF_UNWINDER),y) !! 59 head-y := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
157 KBUILD_CFLAGS += -fasynchronous-unwind-table <<
158 endif <<
159 60
160 libs-y := arch/sh/lib/ $(libs !! 61 core-y += arch/sparc64/kernel/ arch/sparc64/mm/
>> 62 core-$(CONFIG_SOLARIS_EMUL) += arch/sparc64/solaris/
>> 63 core-y += arch/sparc64/math-emu/
>> 64 libs-y += arch/sparc64/prom/ arch/sparc64/lib/
161 65
162 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uIm !! 66 # FIXME: is drivers- right?
163 uImage.srec uImage.bin zImage v !! 67 drivers-$(CONFIG_OPROFILE) += arch/sparc64/oprofile/
164 romImage <<
165 PHONY += $(BOOT_TARGETS) <<
166 68
167 all: $(notdir $(KBUILD_IMAGE)) !! 69 boot := arch/sparc64/boot
168 70
169 $(BOOT_TARGETS): vmlinux !! 71 image tftpboot.img vmlinux.aout: vmlinux
170 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
171 73
172 compressed: zImage !! 74 archclean:
173 !! 75 $(Q)$(MAKE) $(clean)=$(boot)
174 archprepare: <<
175 $(Q)$(MAKE) $(build)=arch/sh/tools inc <<
176 <<
177 archheaders: <<
178 $(Q)$(MAKE) $(build)=arch/sh/kernel/sy <<
179 76
180 define archhelp 77 define archhelp
181 @echo ' zImage - C !! 78 echo '* vmlinux - Standard sparc64 kernel'
182 @echo ' romImage - C !! 79 echo ' vmlinux.aout - a.out kernel for sparc64'
183 @echo ' vmlinux.srec - C !! 80 echo ' tftpboot.img - Image prepared for tftp'
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 81 endef
>> 82
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