1 # 1 #
2 # arch/arm/Makefile !! 2 # sparc/Makefile
3 # 3 #
4 # This file is included by the global makefile !! 4 # Makefile for the architecture dependent flags and dependencies on the
5 # architecture-specific flags and dependencies !! 5 # Sparc and sparc64.
6 # 6 #
7 # This file is subject to the terms and condit !! 7 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
8 # License. See the file "COPYING" in the main !! 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
9 # for more details. <<
10 # <<
11 # Copyright (C) 1995-2001 by Russell King <<
12 <<
13 LDFLAGS_vmlinux := --no-undefined -X --pic-ven <<
14 ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) <<
15 LDFLAGS_vmlinux += --be8 <<
16 KBUILD_LDFLAGS_MODULE += --be8 <<
17 endif <<
18 <<
19 GZFLAGS :=-9 <<
20 #KBUILD_CFLAGS +=-pipe <<
21 <<
22 # Never generate .eh_frame <<
23 KBUILD_CFLAGS += $(call cc-option,-fno-dwarf <<
24 <<
25 # Disable FDPIC ABI <<
26 KBUILD_CFLAGS += $(call cc-option,-mno-fdpic <<
27 <<
28 # This should work on most of the modern platf <<
29 KBUILD_DEFCONFIG := multi_v7_defconfig <<
30 <<
31 # defines filename extension depending memory <<
32 ifeq ($(CONFIG_MMU),) <<
33 MMUEXT := -nommu <<
34 KBUILD_CFLAGS += $(call cc-option,-mno-unali <<
35 endif <<
36 <<
37 ifeq ($(CONFIG_FRAME_POINTER),y) <<
38 KBUILD_CFLAGS +=-fno-omit-frame-pointer <<
39 ifeq ($(CONFIG_CC_IS_GCC),y) <<
40 KBUILD_CFLAGS += -mapcs -mno-sched-prolog <<
41 endif <<
42 endif <<
43 9
44 ifeq ($(CONFIG_CPU_BIG_ENDIAN),y) !! 10 # We are not yet configured - so test on arch
45 KBUILD_CPPFLAGS += -mbig-endian !! 11 ifeq ($(ARCH),sparc)
46 CHECKFLAGS += -D__ARMEB__ !! 12 KBUILD_DEFCONFIG := sparc32_defconfig
47 KBUILD_LDFLAGS += -EB <<
48 else 13 else
49 KBUILD_CPPFLAGS += -mlittle-endian !! 14 KBUILD_DEFCONFIG := sparc64_defconfig
50 CHECKFLAGS += -D__ARMEL__ <<
51 KBUILD_LDFLAGS += -EL <<
52 endif 15 endif
53 16
>> 17 ifeq ($(CONFIG_SPARC32),y)
>> 18 #####
>> 19 # sparc32
54 # 20 #
55 # The Scalar Replacement of Aggregates (SRA) o !! 21
56 # later may result in code being generated tha <<
57 # char struct members incorrectly. So disable <<
58 # (https://gcc.gnu.org/bugzilla/show_bug.cgi?i <<
59 # 22 #
60 KBUILD_CFLAGS += $(call cc-option,-fno-ipa-s !! 23 # Uncomment the first KBUILD_CFLAGS if you are doing kgdb source level
>> 24 # debugging of the kernel to get the proper debugging information.
61 25
62 # This selects which instruction set is used. !! 26 AS := $(AS) -32
63 arch-$(CONFIG_CPU_32v7M) :=-march=armv7 !! 27 LDFLAGS := -m elf32_sparc
64 arch-$(CONFIG_CPU_32v7) :=-march=armv7 !! 28 CHECKFLAGS += -D__sparc__
65 arch-$(CONFIG_CPU_32v6) :=-march=armv6 !! 29 export BITS := 32
66 # Only override the compiler option if ARMv6. !! 30 UTS_MACHINE := sparc
67 # always available in ARMv7 !! 31
68 ifeq ($(CONFIG_CPU_32v6),y) !! 32 #KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7
69 arch-$(CONFIG_CPU_32v6K) :=-march=armv6 !! 33 KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
70 endif !! 34 KBUILD_AFLAGS += -m32 -Wa,-Av8
71 arch-$(CONFIG_CPU_32v5) :=-march=armv5 !! 35
72 arch-$(CONFIG_CPU_32v4T) :=-march=armv4 !! 36 #LDFLAGS_vmlinux = -N -Ttext 0xf0004000
73 arch-$(CONFIG_CPU_32v4) :=-march=armv4 !! 37 # Since 2.5.40, the first stage is left not btfix-ed.
74 arch-$(CONFIG_CPU_32v3) :=-march=armv3 !! 38 # Actual linking is done with "make image".
75 !! 39 LDFLAGS_vmlinux = -r
76 # Note that GCC does not numerically define an <<
77 # macro, but instead defines a whole series of <<
78 # testing for a specific architecture or later <<
79 cpp-$(CONFIG_CPU_32v7M) :=-D__LINUX_AR <<
80 cpp-$(CONFIG_CPU_32v7) :=-D__LINUX_AR <<
81 cpp-$(CONFIG_CPU_32v6) :=-D__LINUX_AR <<
82 # Only override the compiler option if ARMv6. <<
83 # always available in ARMv7 <<
84 ifeq ($(CONFIG_CPU_32v6),y) <<
85 cpp-$(CONFIG_CPU_32v6K) :=-D__LINUX_AR <<
86 endif <<
87 cpp-$(CONFIG_CPU_32v5) :=-D__LINUX_AR <<
88 cpp-$(CONFIG_CPU_32v4T) :=-D__LINUX_AR <<
89 cpp-$(CONFIG_CPU_32v4) :=-D__LINUX_AR <<
90 cpp-$(CONFIG_CPU_32v3) :=-D__LINUX_AR <<
91 <<
92 # This selects how we optimise for the process <<
93 tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7t <<
94 tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7t <<
95 tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7t <<
96 tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9t <<
97 tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9t <<
98 tune-$(CONFIG_CPU_ARM946E) :=-mtune=arm9e <<
99 tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9t <<
100 tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9t <<
101 tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9t <<
102 tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9t <<
103 tune-$(CONFIG_CPU_FA526) :=-mtune=arm9t <<
104 tune-$(CONFIG_CPU_SA110) :=-mtune=stron <<
105 tune-$(CONFIG_CPU_SA1100) :=-mtune=stron <<
106 tune-$(CONFIG_CPU_XSCALE) :=-mtune=xscal <<
107 tune-$(CONFIG_CPU_XSC3) :=-mtune=xscal <<
108 tune-$(CONFIG_CPU_FEROCEON) :=-mtune=xscal <<
109 tune-$(CONFIG_CPU_V6) :=-mtune=arm11 <<
110 tune-$(CONFIG_CPU_V6K) :=-mtune=arm11 <<
111 40
112 ifeq ($(CONFIG_AEABI),y) <<
113 CFLAGS_ABI :=-mabi=aapcs-linux -mfpu=vfp <<
114 else 41 else
115 CFLAGS_ABI :=$(call cc-option,-mapcs-32,- !! 42 #####
116 endif !! 43 # sparc64
117 !! 44 #
118 ifeq ($(CONFIG_ARM_UNWIND),y) <<
119 CFLAGS_ABI +=-funwind-tables <<
120 endif <<
121 <<
122 ifeq ($(CONFIG_CC_IS_CLANG),y) <<
123 CFLAGS_ABI += -meabi gnu <<
124 endif <<
125 45
126 ifeq ($(CONFIG_CURRENT_POINTER_IN_TPIDRURO),y) !! 46 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
127 KBUILD_CFLAGS += -mtp=cp15 <<
128 endif <<
129 47
130 # Accept old syntax despite ".syntax unified" !! 48 LDFLAGS := -m elf64_sparc
131 AFLAGS_NOWARN :=$(call as-option,-Wa$(comma) !! 49 export BITS := 64
>> 50 UTS_MACHINE := sparc64
132 51
133 # The GCC option -ffreestanding is required in !! 52 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
134 # ARM/NEON intrinsics in a non C99-compliant e !! 53 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
135 CC_FLAGS_FPU := -ffreestanding !! 54 -Wa,--undeclared-regs
136 # Enable <arm_neon.h> !! 55 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
137 CC_FLAGS_FPU += -isystem $(shell $(CC) -pri !! 56 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
138 CC_FLAGS_FPU += -march=armv7-a -mfloat-abi= <<
139 <<
140 ifeq ($(CONFIG_THUMB2_KERNEL),y) <<
141 CFLAGS_ISA :=-Wa,-mimplicit-it=always $(A <<
142 AFLAGS_ISA :=$(CFLAGS_ISA) -Wa$(comma)-mt <<
143 CFLAGS_ISA +=-mthumb <<
144 else <<
145 CFLAGS_ISA :=$(call cc-option,-marm,) $(A <<
146 AFLAGS_ISA :=$(CFLAGS_ISA) <<
147 endif <<
148 57
149 # Need -Uarm for gcc < 3.x !! 58 ifeq ($(CONFIG_MCOUNT),y)
150 KBUILD_CPPFLAGS +=$(cpp-y) !! 59 KBUILD_CFLAGS += -pg
151 KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_ISA) <<
152 KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) <<
153 <<
154 CHECKFLAGS += -D__arm__ <<
155 <<
156 # Text offset. This list is sorted numerically <<
157 # provide a means to avoid/resolve conflicts i <<
158 # Note: the 32kB below this value is reserved <<
159 # during boot, and this offset is critical to <<
160 # kexec-tools. <<
161 textofs-y := 0x00008000 <<
162 # RTD1195 has Boot ROM at start of address spa <<
163 textofs-$(CONFIG_ARCH_REALTEK) := 0x00108000 <<
164 # SA1111 DMA bug: we don't want the kernel to <<
165 ifeq ($(CONFIG_ARCH_SA1100),y) <<
166 textofs-$(CONFIG_SA1111) := 0x00208000 <<
167 endif <<
168 textofs-$(CONFIG_ARCH_QCOM_RESERVE_SMEM) := 0x <<
169 textofs-$(CONFIG_ARCH_MESON) := 0x00208000 <<
170 textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000 <<
171 <<
172 # Machine directory name. This list is sorted <<
173 # by CONFIG_* macro name. <<
174 machine-$(CONFIG_ARCH_ACTIONS) += act <<
175 machine-$(CONFIG_ARCH_ALPINE) += alp <<
176 machine-$(CONFIG_ARCH_ARTPEC) += art <<
177 machine-$(CONFIG_ARCH_ASPEED) += asp <<
178 machine-$(CONFIG_ARCH_AT91) += at9 <<
179 machine-$(CONFIG_ARCH_AXXIA) += axx <<
180 machine-$(CONFIG_ARCH_BCM) += bcm <<
181 machine-$(CONFIG_ARCH_BERLIN) += ber <<
182 machine-$(CONFIG_ARCH_CLPS711X) += clp <<
183 machine-$(CONFIG_ARCH_DAVINCI) += dav <<
184 machine-$(CONFIG_ARCH_DIGICOLOR) += dig <<
185 machine-$(CONFIG_ARCH_DOVE) += dov <<
186 machine-$(CONFIG_ARCH_EXYNOS) += exy <<
187 machine-$(CONFIG_ARCH_FOOTBRIDGE) += foo <<
188 machine-$(CONFIG_ARCH_GEMINI) += gem <<
189 machine-$(CONFIG_ARCH_HIGHBANK) += hig <<
190 machine-$(CONFIG_ARCH_HISI) += his <<
191 machine-$(CONFIG_ARCH_HPE) += hpe <<
192 machine-$(CONFIG_ARCH_IXP4XX) += ixp <<
193 machine-$(CONFIG_ARCH_KEYSTONE) += key <<
194 machine-$(CONFIG_ARCH_LPC18XX) += lpc <<
195 machine-$(CONFIG_ARCH_LPC32XX) += lpc <<
196 machine-$(CONFIG_ARCH_MESON) += mes <<
197 machine-$(CONFIG_ARCH_MMP) += mmp <<
198 machine-$(CONFIG_ARCH_MV78XX0) += mv7 <<
199 machine-$(CONFIG_ARCH_MVEBU) += mve <<
200 machine-$(CONFIG_ARCH_MXC) += imx <<
201 machine-$(CONFIG_ARCH_MEDIATEK) += med <<
202 machine-$(CONFIG_ARCH_MILBEAUT) += mil <<
203 machine-$(CONFIG_ARCH_MXS) += mxs <<
204 machine-$(CONFIG_ARCH_MSTARV7) += mst <<
205 machine-$(CONFIG_ARCH_NOMADIK) += nom <<
206 machine-$(CONFIG_ARCH_NPCM) += npc <<
207 machine-$(CONFIG_ARCH_OMAP1) += oma <<
208 machine-$(CONFIG_ARCH_OMAP2PLUS) += oma <<
209 machine-$(CONFIG_ARCH_ORION5X) += ori <<
210 machine-$(CONFIG_ARCH_PXA) += pxa <<
211 machine-$(CONFIG_ARCH_QCOM) += qco <<
212 machine-$(CONFIG_ARCH_REALTEK) += rea <<
213 machine-$(CONFIG_ARCH_ROCKCHIP) += roc <<
214 machine-$(CONFIG_ARCH_RPC) += rpc <<
215 machine-$(CONFIG_PLAT_SAMSUNG) += s3c <<
216 machine-$(CONFIG_ARCH_S5PV210) += s5p <<
217 machine-$(CONFIG_ARCH_SA1100) += sa1 <<
218 machine-$(CONFIG_ARCH_RENESAS) += shm <<
219 machine-$(CONFIG_ARCH_INTEL_SOCFPGA) += soc <<
220 machine-$(CONFIG_ARCH_STI) += sti <<
221 machine-$(CONFIG_ARCH_STM32) += stm <<
222 machine-$(CONFIG_ARCH_SUNXI) += sun <<
223 machine-$(CONFIG_ARCH_TEGRA) += teg <<
224 machine-$(CONFIG_ARCH_U8500) += ux5 <<
225 machine-$(CONFIG_ARCH_VT8500) += vt8 <<
226 machine-$(CONFIG_ARCH_ZYNQ) += zyn <<
227 machine-$(CONFIG_PLAT_VERSATILE) += ver <<
228 machine-$(CONFIG_PLAT_SPEAR) += spe <<
229 <<
230 # legacy platforms provide their own mach/*.h <<
231 # these three are mutually exclusive <<
232 machdirs-$(CONFIG_ARCH_FOOTBRIDGE) += arc <<
233 machdirs-$(CONFIG_ARCH_RPC) += arc <<
234 machdirs-$(CONFIG_ARCH_SA1100) += arc <<
235 KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/% <<
236 <<
237 # The byte offset of the kernel image in RAM f <<
238 TEXT_OFFSET := $(textofs-y) <<
239 <<
240 export TEXT_OFFSET GZFLAGS MMUEXT <<
241 <<
242 # If we have a machine-specific directory, the <<
243 core-y += $(patsubst <<
244 # For cleaning <<
245 core- += $(patsubst <<
246 <<
247 core-$(CONFIG_PLAT_ORION) += arch/arm/pl <<
248 <<
249 libs-y := arch/arm/li <<
250 <<
251 # Default target when executing plain make <<
252 boot := arch/arm/boot <<
253 ifeq ($(CONFIG_XIP_KERNEL),y) <<
254 KBUILD_IMAGE := $(boot)/xipImage <<
255 else <<
256 KBUILD_IMAGE := $(boot)/zImage <<
257 endif 60 endif
258 61
259 ifeq ($(CONFIG_STACKPROTECTOR_PER_TASK),y) <<
260 prepare: stack_protector_prepare <<
261 ifeq ($(CONFIG_CC_HAVE_STACKPROTECTOR_TLS),y) <<
262 stack_protector_prepare: prepare0 <<
263 $(eval KBUILD_CFLAGS += \ <<
264 -mstack-protector-guard=tls \ <<
265 -mstack-protector-guard-offset <<
266 awk '{if ($$2 == "TSK_ <<
267 include/genera <<
268 else <<
269 stack_protector_prepare: prepare0 <<
270 $(eval SSP_PLUGIN_CFLAGS := \ <<
271 -fplugin-arg-arm_ssp_per_task_ <<
272 awk '{if ($$2 == "TSK_ <<
273 include/genera <<
274 $(eval KBUILD_CFLAGS += $(SSP_PLUGIN_C <<
275 $(eval GCC_PLUGINS_CFLAGS += $(SSP_PLU <<
276 endif <<
277 endif 62 endif
278 63
279 all: $(notdir $(KBUILD_IMAGE)) !! 64 head-y := arch/sparc/kernel/head_$(BITS).o
>> 65 head-y += arch/sparc/kernel/init_task.o
280 66
>> 67 core-y += arch/sparc/kernel/
>> 68 core-y += arch/sparc/mm/ arch/sparc/math-emu/
281 69
282 archheaders: !! 70 libs-y += arch/sparc/prom/
283 $(Q)$(MAKE) $(build)=arch/arm/tools ua !! 71 libs-y += arch/sparc/lib/
284 72
285 archprepare: !! 73 drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
286 $(Q)$(MAKE) $(build)=arch/arm/tools ka <<
287 74
288 # Convert bzImage to zImage !! 75 # Export what is needed by arch/sparc/boot/Makefile
289 bzImage: zImage !! 76 export VMLINUX_INIT VMLINUX_MAIN
>> 77 VMLINUX_INIT := $(head-y) $(init-y)
>> 78 VMLINUX_MAIN := $(core-y) kernel/ mm/ fs/ ipc/ security/ crypto/ block/
>> 79 VMLINUX_MAIN += $(patsubst %/, %/lib.a, $(libs-y)) $(libs-y)
>> 80 VMLINUX_MAIN += $(drivers-y) $(net-y)
290 81
291 BOOT_TARGETS = zImage Image xipImage bootpI !! 82 ifdef CONFIG_KALLSYMS
292 INSTALL_TARGETS = zinstall uinstall install !! 83 export kallsyms.o := .tmp_kallsyms2.o
>> 84 endif
293 85
294 PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TAR !! 86 boot := arch/sparc/boot
295 87
296 bootpImage uImage: zImage !! 88 # Default target
297 zImage: Image !! 89 all: zImage
298 90
299 $(BOOT_TARGETS): vmlinux !! 91 image zImage tftpboot.img vmlinux.aout: vmlinux
300 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 92 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
301 @$(kecho) ' Kernel: $(boot)/$@ is rea <<
302 <<
303 $(INSTALL_TARGETS): KBUILD_IMAGE = $(boot)/$(p <<
304 $(INSTALL_TARGETS): <<
305 $(call cmd,install) <<
306 93
307 vdso-install-$(CONFIG_VDSO) += arch/arm/vdso/v !! 94 archclean:
>> 95 $(Q)$(MAKE) $(clean)=$(boot)
308 96
309 # My testing targets (bypasses dependencies) !! 97 # This is the image used for packaging
310 bp:; $(Q)$(MAKE) $(build)=$(boot) $(boot)/b !! 98 KBUILD_IMAGE := $(boot)/zImage
311 <<
312 include $(srctree)/scripts/Makefile.defconf <<
313 PHONY += multi_v7_lpae_defconfig <<
314 multi_v7_lpae_defconfig: <<
315 $(call merge_into_defconfig,multi_v7_d <<
316 99
>> 100 # Don't use tabs in echo arguments.
>> 101 ifeq ($(ARCH),sparc)
317 define archhelp 102 define archhelp
318 echo '* zImage - Compressed kernel i !! 103 echo '* image - kernel image ($(boot)/image)'
319 echo ' Image - Uncompressed kernel !! 104 echo '* zImage - stripped kernel image ($(boot)/zImage)'
320 echo '* xipImage - XIP kernel image, i !! 105 echo ' tftpboot.img - image prepared for tftp'
321 echo ' uImage - U-Boot wrapped zIma <<
322 echo ' bootpImage - Combined zImage and <<
323 echo ' (supply initrd imag <<
324 echo ' install - Install uncompresse <<
325 echo ' zinstall - Install compressed <<
326 echo ' uinstall - Install U-Boot wrap <<
327 echo ' Install using (your <<
328 echo ' (distribution) /sbi <<
329 echo ' install to $$(INSTA <<
330 echo <<
331 echo ' multi_v7_lpae_defconfig - multi <<
332 endef 106 endef
>> 107 else
>> 108 define archhelp
>> 109 echo '* vmlinux - standard sparc64 kernel'
>> 110 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
>> 111 echo ' vmlinux.aout - a.out kernel for sparc64'
>> 112 echo ' tftpboot.img - image prepared for tftp'
>> 113 endef
>> 114 endif
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