>> 1 # SPDX-License-Identifier: GPL-2.0
1 # 2 #
2 # arch/sh/Makefile !! 3 # sparc/Makefile
3 # 4 #
4 # Copyright (C) 1999 Kaz Kojima !! 5 # Makefile for the architecture dependent flags and dependencies on the
5 # Copyright (C) 2002 - 2008 Paul Mundt !! 6 # Sparc and sparc64.
6 # Copyright (C) 2002 M. R. Brown <<
7 # 7 #
8 # This file is subject to the terms and condit !! 8 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
9 # License. See the file "COPYING" in the main !! 9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
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 # We are not yet configured - so test on arch
45 # !! 12 ifeq ($(ARCH),sparc64)
46 # In the case where we are stuck with a compil !! 13 KBUILD_DEFCONFIG := sparc64_defconfig
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 14 else
59 # !! 15 KBUILD_DEFCONFIG := sparc32_defconfig
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 <<
69 isaflags-$(CONFIG_SH_DSP) := \ <<
70 $(call as-option,-Wa$(comma)-isa=$(isa <<
71 endif 16 endif
72 17
73 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 18 ifeq ($(CONFIG_SPARC32),y)
74 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml !! 19 #####
75 !! 20 # sparc32
76 cflags-y += $(call cc-option,-mno-fdpic !! 21 #
77 cflags-y += $(isaflags-y) -ffreestandin !! 22
>> 23 CHECKFLAGS += -D__sparc__
>> 24 KBUILD_LDFLAGS := -m elf32_sparc
>> 25 export BITS := 32
>> 26 UTS_MACHINE := sparc
>> 27
>> 28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
>> 29 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
>> 30 # give -mcpu=v8. This silently worked with older bintutils versions but
>> 31 # does not any more.
>> 32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
>> 33 KBUILD_CFLAGS += -Wa,-Av8
78 34
79 OBJCOPYFLAGS := -O binary -R .note -R .note !! 35 KBUILD_AFLAGS += -m32 -Wa,-Av8
80 -R .stab -R .stabstr -S <<
81 <<
82 # Give the various platforms the opportunity t <<
83 defaultimage-y <<
84 defaultimage-$(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 36
105 ifdef CONFIG_CPU_LITTLE_ENDIAN <<
106 ld-bfd := elf32-sh-linux <<
107 LDFLAGS_vmlinux += --defsym jiffies=ji <<
108 KBUILD_LDFLAGS += -EL <<
109 else 37 else
110 ld-bfd := elf32-shbig-linux !! 38 #####
111 LDFLAGS_vmlinux += --defsym jiffies=ji !! 39 # sparc64
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-$(CONFIG_SH_LANDISK) <<
127 machdir-y <<
128 <<
129 # <<
130 # CPU header paths <<
131 # <<
132 # These are ordered by optimization level. A C <<
133 # of another (ie, SH-2A / SH-2), is picked up <<
134 # levels of genericness if nothing more suitab <<
135 # hierarchy. <<
136 # 40 #
137 # As an example, in order of preference, SH-2A !! 41
138 # !! 42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__
139 cpuincdir-$(CONFIG_CPU_SH2A) += cpu-sh2a !! 43 KBUILD_LDFLAGS := -m elf64_sparc
140 cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2 !! 44 export BITS := 64
141 cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3 !! 45 UTS_MACHINE := sparc64
142 cpuincdir-$(CONFIG_CPU_SH4A) += cpu-sh4a !! 46
143 cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4 !! 47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
144 cpuincdir-y += cpu-common !! 48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
145 !! 49 KBUILD_CFLAGS += -Wa,--undeclared-regs
146 drivers-y += arch/sh/dri !! 50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
147 !! 51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
148 KBUILD_CPPFLAGS += $(addprefix -I $(sr <<
149 KBUILD_CFLAGS += -pipe $(cflags-y) <<
150 KBUILD_AFLAGS += $(cflags-y) <<
151 52
152 ifeq ($(CONFIG_MCOUNT),y) 53 ifeq ($(CONFIG_MCOUNT),y)
153 KBUILD_CFLAGS += -pg 54 KBUILD_CFLAGS += -pg
154 endif 55 endif
155 56
156 ifeq ($(CONFIG_DWARF_UNWINDER),y) <<
157 KBUILD_CFLAGS += -fasynchronous-unwind-table <<
158 endif 57 endif
159 58
160 libs-y := arch/sh/lib/ $(libs !! 59 libs-y += arch/sparc/prom/
>> 60 libs-y += arch/sparc/lib/
161 61
162 BOOT_TARGETS = uImage uImage.bz2 uImage.gz uIm !! 62 drivers-$(CONFIG_PM) += arch/sparc/power/
163 uImage.srec uImage.bin zImage v !! 63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/
164 romImage <<
165 PHONY += $(BOOT_TARGETS) <<
166 64
167 all: $(notdir $(KBUILD_IMAGE)) !! 65 boot := arch/sparc/boot
168 66
169 $(BOOT_TARGETS): vmlinux !! 67 # Default target
170 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 68 all: zImage
171 69
172 compressed: zImage !! 70 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
>> 71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
173 72
174 archprepare: !! 73 install:
175 $(Q)$(MAKE) $(build)=arch/sh/tools inc !! 74 $(call cmd,install)
176 75
177 archheaders: 76 archheaders:
178 $(Q)$(MAKE) $(build)=arch/sh/kernel/sy !! 77 $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
>> 78
>> 79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/vdso/vdso64.so.dbg
>> 80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/vdso/vdso32.so.dbg
>> 81
>> 82 # This is the image used for packaging
>> 83 KBUILD_IMAGE := $(boot)/zImage
179 84
>> 85 # Don't use tabs in echo arguments.
180 define archhelp 86 define archhelp
181 @echo ' zImage - C !! 87 echo '* vmlinux - standard SPARC kernel'
182 @echo ' romImage - C !! 88 echo ' image - kernel image ($(boot)/image)'
183 @echo ' vmlinux.srec - C !! 89 echo '* zImage - stripped/compressed kernel image ($(boot)/zImage)'
184 @echo ' vmlinux.bin - C !! 90 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
185 @echo '* uImage - A !! 91 echo ' vmlinux.aout - a.out kernel for SPARC64'
186 @echo ' uImage.srec - C !! 92 echo ' tftpboot.img - image prepared for tftp'
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 93 endef
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