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1da177e4 LT |
1 | # |
2 | # This file is subject to the terms and conditions of the GNU General Public | |
3 | # License. See the file "COPYING" in the main directory of this archive | |
4 | # for more details. | |
5 | # | |
6 | # Copyright (C) 1994, 95, 96, 2003 by Ralf Baechle | |
7 | # DECStation modifications by Paul M. Antoine, 1996 | |
8 | # Copyright (C) 2002, 2003, 2004 Maciej W. Rozycki | |
9 | # | |
10 | # This file is included by the global makefile so that you can add your own | |
11 | # architecture-specific flags and dependencies. Remember to do have actions | |
12 | # for "archclean" cleaning up for this architecture. | |
13 | # | |
14 | ||
aadeec4d MR |
15 | archscripts: scripts_basic |
16 | $(Q)$(MAKE) $(build)=arch/mips/boot/tools relocs | |
17 | ||
de0c1698 AB |
18 | KBUILD_DEFCONFIG := ip22_defconfig |
19 | ||
1da177e4 LT |
20 | # |
21 | # Select the object file format to substitute into the linker script. | |
22 | # | |
23 | ifdef CONFIG_CPU_LITTLE_ENDIAN | |
17f690be RB |
24 | 32bit-tool-archpref = mipsel |
25 | 64bit-tool-archpref = mips64el | |
1da177e4 LT |
26 | 32bit-bfd = elf32-tradlittlemips |
27 | 64bit-bfd = elf64-tradlittlemips | |
28 | 32bit-emul = elf32ltsmip | |
29 | 64bit-emul = elf64ltsmip | |
30 | else | |
17f690be RB |
31 | 32bit-tool-archpref = mips |
32 | 64bit-tool-archpref = mips64 | |
1da177e4 LT |
33 | 32bit-bfd = elf32-tradbigmips |
34 | 64bit-bfd = elf64-tradbigmips | |
35 | 32bit-emul = elf32btsmip | |
36 | 64bit-emul = elf64btsmip | |
37 | endif | |
38 | ||
875d43e7 | 39 | ifdef CONFIG_32BIT |
17f690be | 40 | tool-archpref = $(32bit-tool-archpref) |
1da177e4 LT |
41 | UTS_MACHINE := mips |
42 | endif | |
875d43e7 | 43 | ifdef CONFIG_64BIT |
17f690be | 44 | tool-archpref = $(64bit-tool-archpref) |
1da177e4 LT |
45 | UTS_MACHINE := mips64 |
46 | endif | |
47 | ||
17f690be RB |
48 | ifneq ($(SUBARCH),$(ARCH)) |
49 | ifeq ($(CROSS_COMPILE),) | |
3247989e | 50 | CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux- $(tool-archpref)-linux-gnu- $(tool-archpref)-unknown-linux-gnu-) |
17f690be | 51 | endif |
1da177e4 LT |
52 | endif |
53 | ||
7326c4e5 WZ |
54 | ifdef CONFIG_FUNCTION_GRAPH_TRACER |
55 | ifndef KBUILD_MCOUNT_RA_ADDRESS | |
56 | ifeq ($(call cc-option-yn,-mmcount-ra-address), y) | |
57 | cflags-y += -mmcount-ra-address -DKBUILD_MCOUNT_RA_ADDRESS | |
58 | endif | |
59 | endif | |
60 | endif | |
1a4ba061 | 61 | cflags-y += $(call cc-option, -mno-check-zero-division) |
05e41404 | 62 | |
8145095c | 63 | ifdef CONFIG_32BIT |
1da177e4 LT |
64 | ld-emul = $(32bit-emul) |
65 | vmlinux-32 = vmlinux | |
66 | vmlinux-64 = vmlinux.64 | |
59b3e8e9 RB |
67 | |
68 | cflags-y += -mabi=32 | |
8145095c | 69 | endif |
1da177e4 | 70 | |
8145095c | 71 | ifdef CONFIG_64BIT |
8145095c RB |
72 | ld-emul = $(64bit-emul) |
73 | vmlinux-32 = vmlinux.32 | |
74 | vmlinux-64 = vmlinux | |
75 | ||
59b3e8e9 | 76 | cflags-y += -mabi=64 |
1da177e4 LT |
77 | endif |
78 | ||
8496b401 RB |
79 | all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32) |
80 | all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64) | |
1b93b3c3 | 81 | all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz |
59b3e8e9 | 82 | |
1da177e4 LT |
83 | # |
84 | # GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel | |
85 | # code since it only slows down the whole thing. At some point we might make | |
86 | # use of global pointer optimizations but their use of $28 conflicts with | |
87 | # the current pointer optimization. | |
88 | # | |
89 | # The DECStation requires an ECOFF kernel for remote booting, other MIPS | |
90 | # machines may also. Since BFD is incredibly buggy with respect to | |
91 | # crossformat linking we rely on the elf2ecoff tool for format conversion. | |
92 | # | |
1da177e4 | 93 | cflags-y += -G 0 -mno-abicalls -fno-pic -pipe |
6218cf44 | 94 | cflags-y += -msoft-float |
9f83d839 | 95 | LDFLAGS_vmlinux += -G 0 -static -n -nostdlib |
6588169d SR |
96 | KBUILD_AFLAGS_MODULE += -mlong-calls |
97 | KBUILD_CFLAGS_MODULE += -mlong-calls | |
1da177e4 | 98 | |
e818fac5 MR |
99 | ifeq ($(CONFIG_RELOCATABLE),y) |
100 | LDFLAGS_vmlinux += --emit-relocs | |
101 | endif | |
102 | ||
842dfc11 ML |
103 | # |
104 | # pass -msoft-float to GAS if it supports it. However on newer binutils | |
105 | # (specifically newer than 2.24.51.20140728) we then also need to explicitly | |
106 | # set ".set hardfloat" in all files which manipulate floating point registers. | |
107 | # | |
108 | ifneq ($(call as-option,-Wa$(comma)-msoft-float,),) | |
109 | cflags-y += -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float | |
110 | endif | |
111 | ||
72fbfb26 RB |
112 | cflags-y += -ffreestanding |
113 | ||
f425a6dc TS |
114 | # |
115 | # We explicitly add the endianness specifier if needed, this allows | |
116 | # to compile kernels with a toolchain for the other endianness. We | |
117 | # carefully avoid to add it redundantly because gcc 3.3/3.4 complains | |
118 | # when fed the toolchain default! | |
119 | # | |
25985edc | 120 | # Certain gcc versions up to gcc 4.1.1 (probably 4.2-subversion as of |
59c51591 | 121 | # 2006-10-10 don't properly change the predefined symbols if -EB / -EL |
f9405412 RB |
122 | # are used, so we kludge that here. A bug has been filed at |
123 | # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413. | |
124 | # | |
125 | undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__ | |
126 | undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__ | |
127 | predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__ | |
128 | predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__ | |
129 | cflags-$(CONFIG_CPU_BIG_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be)) | |
130 | cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le)) | |
f425a6dc | 131 | |
9007c9a2 RB |
132 | cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \ |
133 | -fno-omit-frame-pointer | |
573deec0 JK |
134 | |
135 | # Some distribution-specific toolchains might pass the -fstack-check | |
136 | # option during the build, which adds a simple stack-probe at the beginning | |
137 | # of every function. This stack probe is to ensure that there is enough | |
138 | # stack space, else a SEGV is generated. This is not desirable for MIPS | |
139 | # as kernel stacks are small, placed in unmapped virtual memory, and do not | |
140 | # grow when overflowed. Especially on SGI IP27 platforms, this check will | |
141 | # lead to a NULL pointer dereference in _raw_spin_lock_irq. | |
142 | # | |
143 | # In disassembly, this stack probe appears at the top of a function as: | |
144 | # sd zero,<offset>(sp) | |
145 | # Where <offset> is a negative value. | |
146 | # | |
147 | cflags-y += -fno-stack-check | |
148 | ||
1da177e4 LT |
149 | # |
150 | # CPU-dependent compiler/assembler options for optimization. | |
151 | # | |
59b3e8e9 RB |
152 | cflags-$(CONFIG_CPU_R3000) += -march=r3000 |
153 | cflags-$(CONFIG_CPU_TX39XX) += -march=r3900 | |
154 | cflags-$(CONFIG_CPU_R6000) += -march=r6000 -Wa,--trap | |
155 | cflags-$(CONFIG_CPU_R4300) += -march=r4300 -Wa,--trap | |
156 | cflags-$(CONFIG_CPU_VR41XX) += -march=r4100 -Wa,--trap | |
157 | cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap | |
158 | cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap | |
9200c0b2 | 159 | cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ |
59b3e8e9 | 160 | -Wa,-mips32 -Wa,--trap |
9200c0b2 | 161 | cflags-$(CONFIG_CPU_MIPS32_R2) += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ |
59b3e8e9 | 162 | -Wa,-mips32r2 -Wa,--trap |
21855a6e | 163 | cflags-$(CONFIG_CPU_MIPS32_R6) += -march=mips32r6 -Wa,--trap -modd-spreg |
9200c0b2 | 164 | cflags-$(CONFIG_CPU_MIPS64_R1) += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \ |
59b3e8e9 | 165 | -Wa,-mips64 -Wa,--trap |
9200c0b2 | 166 | cflags-$(CONFIG_CPU_MIPS64_R2) += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \ |
59b3e8e9 | 167 | -Wa,-mips64r2 -Wa,--trap |
7fd08ca5 | 168 | cflags-$(CONFIG_CPU_MIPS64_R6) += -march=mips64r6 -Wa,--trap |
59b3e8e9 | 169 | cflags-$(CONFIG_CPU_R5000) += -march=r5000 -Wa,--trap |
c9e321e0 | 170 | cflags-$(CONFIG_CPU_R5432) += $(call cc-option,-march=r5400,-march=r5000) \ |
1da177e4 | 171 | -Wa,--trap |
542c1020 SK |
172 | cflags-$(CONFIG_CPU_R5500) += $(call cc-option,-march=r5500,-march=r5000) \ |
173 | -Wa,--trap | |
c9e321e0 | 174 | cflags-$(CONFIG_CPU_NEVADA) += $(call cc-option,-march=rm5200,-march=r5000) \ |
1da177e4 | 175 | -Wa,--trap |
59b3e8e9 | 176 | cflags-$(CONFIG_CPU_RM7000) += $(call cc-option,-march=rm7000,-march=r5000) \ |
1da177e4 | 177 | -Wa,--trap |
b625cd4a | 178 | cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-march=sb1,-march=r5000) \ |
1da177e4 | 179 | -Wa,--trap |
b625cd4a MR |
180 | cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-mno-mdmx) |
181 | cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-mno-mips3d) | |
59b3e8e9 RB |
182 | cflags-$(CONFIG_CPU_R8000) += -march=r8000 -Wa,--trap |
183 | cflags-$(CONFIG_CPU_R10000) += $(call cc-option,-march=r10000,-march=r8000) \ | |
1da177e4 | 184 | -Wa,--trap |
7e69deb8 DD |
185 | cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap |
186 | ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON)))) | |
187 | cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon | |
188 | endif | |
c9941158 | 189 | cflags-$(CONFIG_CAVIUM_CN63XXP1) += -Wa,-mfix-cn63xxp1 |
1c7c4451 | 190 | cflags-$(CONFIG_CPU_BMIPS) += -march=mips32 -Wa,-mips32 -Wa,--trap |
1da177e4 | 191 | |
20d60d99 MR |
192 | cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,) |
193 | cflags-$(CONFIG_CPU_R4400_WORKAROUNDS) += $(call cc-option,-mfix-r4400,) | |
194 | cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS) += $(call cc-option,-mno-daddi,) | |
195 | ||
32098ec7 MC |
196 | # For smartmips configurations, there are hundreds of warnings due to ISA overrides |
197 | # in assembly and header files. smartmips is only supported for MIPS32r1 onwards | |
198 | # and there is no support for 64-bit. Various '.set mips2' or '.set mips3' or | |
199 | # similar directives in the kernel will spam the build logs with the following warnings: | |
200 | # Warning: the `smartmips' extension requires MIPS32 revision 1 or greater | |
201 | # or | |
202 | # Warning: the 64-bit MIPS architecture does not support the `smartmips' extension | |
203 | # Pass -Wa,--no-warn to disable all assembler warnings until the kernel code has | |
204 | # been fixed properly. | |
5306a545 MC |
205 | mips-cflags := $(cflags-y) |
206 | ifeq ($(CONFIG_CPU_HAS_SMARTMIPS),y) | |
207 | smartmips-ase := $(call cc-option-yn,$(mips-cflags) -msmartmips) | |
208 | cflags-$(smartmips-ase) += -msmartmips -Wa,--no-warn | |
209 | endif | |
210 | ifeq ($(CONFIG_CPU_MICROMIPS),y) | |
211 | micromips-ase := $(call cc-option-yn,$(mips-cflags) -mmicromips) | |
212 | cflags-$(micromips-ase) += -mmicromips | |
213 | endif | |
32098ec7 | 214 | ifeq ($(CONFIG_CPU_HAS_MSA),y) |
5306a545 | 215 | toolchain-msa := $(call cc-option-yn,$(mips-cflags) -mhard-float -mfp64 -Wa$(comma)-mmsa) |
32098ec7 MC |
216 | cflags-$(toolchain-msa) += -DTOOLCHAIN_SUPPORTS_MSA |
217 | endif | |
bad50d79 JH |
218 | toolchain-virt := $(call cc-option-yn,$(mips-cflags) -mvirt) |
219 | cflags-$(toolchain-virt) += -DTOOLCHAIN_SUPPORTS_VIRT | |
32098ec7 | 220 | |
1da177e4 LT |
221 | # |
222 | # Firmware support | |
223 | # | |
0e2794b0 RB |
224 | libs-$(CONFIG_FW_ARC) += arch/mips/fw/arc/ |
225 | libs-$(CONFIG_FW_CFE) += arch/mips/fw/cfe/ | |
226 | libs-$(CONFIG_FW_SNIPROM) += arch/mips/fw/sni/ | |
231a35d3 | 227 | libs-y += arch/mips/fw/lib/ |
1da177e4 | 228 | |
ebc89718 RB |
229 | # |
230 | # Kernel compression | |
231 | # | |
232 | ifdef SYS_SUPPORTS_ZBOOT | |
233 | COMPRESSION_FNAME = vmlinuz | |
234 | else | |
235 | COMPRESSION_FNAME = vmlinux | |
236 | endif | |
237 | ||
1da177e4 LT |
238 | # |
239 | # Board-dependent options and extra files | |
240 | # | |
a436bb7b | 241 | include arch/mips/Kbuild.platforms |
7ca5dc14 | 242 | |
abe77f90 | 243 | ifdef CONFIG_PHYSICAL_START |
70342287 | 244 | load-y = $(CONFIG_PHYSICAL_START) |
abe77f90 | 245 | endif |
5fc9484f PB |
246 | |
247 | entry-noisa-y = 0x$(shell $(NM) vmlinux 2>/dev/null \ | |
3185557d | 248 | | grep "\bkernel_entry\b" | cut -f1 -d \ ) |
5fc9484f PB |
249 | ifdef CONFIG_CPU_MICROMIPS |
250 | # | |
251 | # Set the ISA bit, since the kernel_entry symbol in the ELF will have it | |
252 | # clear which would lead to images containing addresses which bootloaders may | |
253 | # jump to as MIPS32 code. | |
254 | # | |
255 | entry-y = $(patsubst %0,%1,$(patsubst %2,%3,$(patsubst %4,%5, \ | |
256 | $(patsubst %6,%7,$(patsubst %8,%9,$(patsubst %a,%b, \ | |
257 | $(patsubst %c,%d,$(patsubst %e,%f,$(entry-noisa-y))))))))) | |
258 | else | |
259 | entry-y = $(entry-noisa-y) | |
260 | endif | |
abe77f90 | 261 | |
384740dc | 262 | cflags-y += -I$(srctree)/arch/mips/include/asm/mach-generic |
1da177e4 LT |
263 | drivers-$(CONFIG_PCI) += arch/mips/pci/ |
264 | ||
adff90a9 FBH |
265 | # |
266 | # Automatically detect the build format. By default we choose | |
267 | # the elf format according to the load address. | |
268 | # We can always force a build with a 64-bits symbol format by | |
054c51b4 | 269 | # passing 'KBUILD_SYM32=no' option to the make's command line. |
adff90a9 FBH |
270 | # |
271 | ifdef CONFIG_64BIT | |
054c51b4 | 272 | ifndef KBUILD_SYM32 |
adff90a9 | 273 | ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0) |
054c51b4 | 274 | KBUILD_SYM32 = y |
adff90a9 FBH |
275 | endif |
276 | endif | |
277 | ||
20d60d99 MR |
278 | ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy) |
279 | cflags-y += -msym32 -DKBUILD_64BIT_SYM32 | |
280 | else | |
281 | ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y) | |
282 | $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32) | |
e58d95ab | 283 | endif |
adff90a9 FBH |
284 | endif |
285 | endif | |
286 | ||
222d394d | 287 | KBUILD_AFLAGS += $(cflags-y) |
51b563fc | 288 | KBUILD_CFLAGS += $(cflags-y) |
f7fc237e MM |
289 | KBUILD_CPPFLAGS += -DVMLINUX_LOAD_ADDRESS=$(load-y) |
290 | KBUILD_CPPFLAGS += -DDATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0) | |
1da177e4 | 291 | |
3185557d | 292 | bootvars-y = VMLINUX_LOAD_ADDRESS=$(load-y) \ |
cf2a5e0b | 293 | VMLINUX_ENTRY_ADDRESS=$(entry-y) \ |
818f38c5 | 294 | PLATFORM="$(platform-y)" |
eed0eabd PB |
295 | ifdef CONFIG_32BIT |
296 | bootvars-y += ADDR_BITS=32 | |
297 | endif | |
298 | ifdef CONFIG_64BIT | |
299 | bootvars-y += ADDR_BITS=64 | |
300 | endif | |
3185557d | 301 | |
1da177e4 LT |
302 | LDFLAGS += -m $(ld-emul) |
303 | ||
59b3e8e9 | 304 | ifdef CONFIG_MIPS |
b1e0d8b7 | 305 | CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -x c /dev/null | \ |
48c35b2d | 306 | egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \ |
73d8f99c | 307 | sed -e "s/^\#define /-D'/" -e "s/ /'='/" -e "s/$$/'/" -e 's/\$$/&&/g') |
2a2c3e45 AN |
308 | ifdef CONFIG_64BIT |
309 | CHECKFLAGS += -m64 | |
310 | endif | |
59b3e8e9 RB |
311 | endif |
312 | ||
1da177e4 LT |
313 | OBJCOPYFLAGS += --remove-section=.reginfo |
314 | ||
957b369c | 315 | head-y := arch/mips/kernel/head.o |
1da177e4 LT |
316 | |
317 | libs-y += arch/mips/lib/ | |
593d33fe | 318 | libs-y += arch/mips/math-emu/ |
1da177e4 | 319 | |
9aeb404b SR |
320 | # See arch/mips/Kbuild for content of core part of the kernel |
321 | core-y += arch/mips/ | |
1da177e4 LT |
322 | |
323 | drivers-$(CONFIG_OPROFILE) += arch/mips/oprofile/ | |
324 | ||
363c55ca WZ |
325 | # suspend and hibernation support |
326 | drivers-$(CONFIG_PM) += arch/mips/power/ | |
327 | ||
38d2d649 JH |
328 | # boot image targets (arch/mips/boot/) |
329 | boot-y := vmlinux.bin | |
330 | boot-y += vmlinux.ecoff | |
331 | boot-y += vmlinux.srec | |
4defe455 JH |
332 | ifeq ($(shell expr $(load-y) \< 0xffffffff80000000 2> /dev/null), 0) |
333 | boot-y += uImage | |
9d6b80fa MC |
334 | boot-y += uImage.bin |
335 | boot-y += uImage.bz2 | |
4defe455 | 336 | boot-y += uImage.gz |
9d6b80fa MC |
337 | boot-y += uImage.lzma |
338 | boot-y += uImage.lzo | |
4defe455 | 339 | endif |
cf2a5e0b PB |
340 | boot-y += vmlinux.itb |
341 | boot-y += vmlinux.gz.itb | |
342 | boot-y += vmlinux.bz2.itb | |
343 | boot-y += vmlinux.lzma.itb | |
344 | boot-y += vmlinux.lzo.itb | |
38d2d649 JH |
345 | |
346 | # compressed boot image targets (arch/mips/boot/compressed/) | |
347 | bootz-y := vmlinuz | |
348 | bootz-y += vmlinuz.bin | |
349 | bootz-y += vmlinuz.ecoff | |
350 | bootz-y += vmlinuz.srec | |
ccebb88a MH |
351 | ifeq ($(shell expr $(zload-y) \< 0xffffffff80000000 2> /dev/null), 0) |
352 | bootz-y += uzImage.bin | |
353 | endif | |
38d2d649 | 354 | |
1f21d2bd BM |
355 | ifdef CONFIG_LASAT |
356 | rom.bin rom.sw: vmlinux | |
3185557d JH |
357 | $(Q)$(MAKE) $(build)=arch/mips/lasat/image \ |
358 | $(bootvars-y) $@ | |
1f21d2bd BM |
359 | endif |
360 | ||
1da177e4 LT |
361 | # |
362 | # Some machines like the Indy need 32-bit ELF binaries for booting purposes. | |
363 | # Other need ECOFF, so we build a 32-bit ELF binary for them which we then | |
364 | # convert to ECOFF using elf2ecoff. | |
365 | # | |
007fbbea WZ |
366 | quiet_cmd_32 = OBJCOPY $@ |
367 | cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@ | |
1da177e4 | 368 | vmlinux.32: vmlinux |
007fbbea | 369 | $(call cmd,32) |
1da177e4 LT |
370 | |
371 | # | |
372 | # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit | |
373 | # ELF files from 32-bit files by conversion. | |
374 | # | |
007fbbea WZ |
375 | quiet_cmd_64 = OBJCOPY $@ |
376 | cmd_64 = $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@ | |
1da177e4 | 377 | vmlinux.64: vmlinux |
007fbbea | 378 | $(call cmd,64) |
1da177e4 | 379 | |
8496b401 | 380 | all: $(all-y) |
1da177e4 | 381 | |
35eaa1e9 | 382 | # boot |
38d2d649 | 383 | $(boot-y): $(vmlinux-32) FORCE |
3185557d JH |
384 | $(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) \ |
385 | $(bootvars-y) arch/mips/boot/$@ | |
1da177e4 | 386 | |
26fca83a | 387 | ifdef CONFIG_SYS_SUPPORTS_ZBOOT |
35eaa1e9 | 388 | # boot/compressed |
38d2d649 | 389 | $(bootz-y): $(vmlinux-32) FORCE |
35eaa1e9 | 390 | $(Q)$(MAKE) $(build)=arch/mips/boot/compressed \ |
3185557d | 391 | $(bootvars-y) 32bit-bfd=$(32bit-bfd) $@ |
26fca83a FF |
392 | else |
393 | vmlinuz: FORCE | |
394 | @echo ' CONFIG_SYS_SUPPORTS_ZBOOT is not enabled' | |
395 | /bin/false | |
396 | endif | |
35eaa1e9 SR |
397 | |
398 | ||
d745866e | 399 | CLEAN_FILES += vmlinux.32 vmlinux.64 |
1da177e4 | 400 | |
7fafb068 AB |
401 | # device-trees |
402 | core-$(CONFIG_BUILTIN_DTB) += arch/mips/boot/dts/ | |
403 | ||
404 | %.dtb %.dtb.S %.dtb.o: | scripts | |
405 | $(Q)$(MAKE) $(build)=arch/mips/boot/dts arch/mips/boot/dts/$@ | |
406 | ||
c8d333df AB |
407 | PHONY += dtbs |
408 | dtbs: scripts | |
8c0b9ee8 | 409 | $(Q)$(MAKE) $(build)=arch/mips/boot/dts |
c8d333df | 410 | |
eb2236ea AB |
411 | PHONY += dtbs_install |
412 | dtbs_install: | |
413 | $(Q)$(MAKE) $(dtbinst)=arch/mips/boot/dts | |
c8d333df | 414 | |
e48ce6b8 AN |
415 | archprepare: |
416 | ifdef CONFIG_MIPS32_N32 | |
8c9b23ff | 417 | @$(kecho) ' Checking missing-syscalls for N32' |
44656fa0 | 418 | $(Q)$(MAKE) $(build)=. missing-syscalls missing_syscalls_flags="-mabi=n32" |
e48ce6b8 AN |
419 | endif |
420 | ifdef CONFIG_MIPS32_O32 | |
8c9b23ff | 421 | @$(kecho) ' Checking missing-syscalls for O32' |
44656fa0 | 422 | $(Q)$(MAKE) $(build)=. missing-syscalls missing_syscalls_flags="-mabi=32" |
e48ce6b8 AN |
423 | endif |
424 | ||
59968d3b RB |
425 | install: |
426 | $(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE) | |
d9beeeca | 427 | ifdef CONFIG_SYS_SUPPORTS_ZBOOT |
1b93b3c3 | 428 | $(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE) |
d9beeeca | 429 | endif |
59968d3b RB |
430 | $(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE) |
431 | $(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE) | |
432 | ||
1da177e4 | 433 | archclean: |
d745866e SR |
434 | $(Q)$(MAKE) $(clean)=arch/mips/boot |
435 | $(Q)$(MAKE) $(clean)=arch/mips/boot/compressed | |
aadeec4d | 436 | $(Q)$(MAKE) $(clean)=arch/mips/boot/tools |
d745866e | 437 | $(Q)$(MAKE) $(clean)=arch/mips/lasat |
1da177e4 | 438 | |
e7865765 | 439 | define archhelp |
59968d3b | 440 | echo ' install - install kernel into $(INSTALL_PATH)' |
e7865765 RB |
441 | echo ' vmlinux.ecoff - ECOFF boot image' |
442 | echo ' vmlinux.bin - Raw binary boot image' | |
443 | echo ' vmlinux.srec - SREC boot image' | |
78931652 | 444 | echo ' vmlinux.32 - 64-bit boot image wrapped in 32bits (IP22/IP32)' |
1b93b3c3 WZ |
445 | echo ' vmlinuz - Compressed boot(zboot) image' |
446 | echo ' vmlinuz.ecoff - ECOFF zboot image' | |
447 | echo ' vmlinuz.bin - Raw binary zboot image' | |
448 | echo ' vmlinuz.srec - SREC zboot image' | |
4defe455 | 449 | echo ' uImage - U-Boot image' |
9d6b80fa MC |
450 | echo ' uImage.bin - U-Boot image (uncompressed)' |
451 | echo ' uImage.bz2 - U-Boot image (bz2)' | |
4defe455 | 452 | echo ' uImage.gz - U-Boot image (gzip)' |
9d6b80fa MC |
453 | echo ' uImage.lzma - U-Boot image (lzma)' |
454 | echo ' uImage.lzo - U-Boot image (lzo)' | |
ccebb88a | 455 | echo ' uzImage.bin - U-Boot image (self-extracting)' |
c8d333df | 456 | echo ' dtbs - Device-tree blobs for enabled boards' |
eb2236ea | 457 | echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)' |
e7865765 | 458 | echo |
25985edc | 459 | echo ' These will be default as appropriate for a configured platform.' |
eed0eabd PB |
460 | echo |
461 | echo ' If you are targeting a system supported by generic kernels you may' | |
462 | echo ' configure the kernel for a given architecture target like so:' | |
463 | echo | |
464 | echo ' {micro32,32,64}{r1,r2,r6}{el,}_defconfig <BOARDS="list of boards">' | |
465 | echo | |
466 | echo ' Otherwise, the following default configurations are available:' | |
e7865765 | 467 | endef |
eed0eabd PB |
468 | |
469 | generic_config_dir = $(srctree)/arch/$(ARCH)/configs/generic | |
470 | generic_defconfigs := | |
471 | ||
472 | # | |
473 | # If the user generates a generic kernel configuration without specifying a | |
474 | # list of boards to include the config fragments for, default to including all | |
475 | # available board config fragments. | |
476 | # | |
477 | ifeq ($(BOARDS),) | |
478 | BOARDS = $(patsubst board-%.config,%,$(notdir $(wildcard $(generic_config_dir)/board-*.config))) | |
479 | endif | |
480 | ||
481 | # | |
482 | # Generic kernel configurations which merge generic_defconfig with the | |
483 | # appropriate config fragments from arch/mips/configs/generic/, resulting in | |
484 | # the ability to easily configure the kernel for a given architecture, | |
485 | # endianness & set of boards without duplicating the needed configuration in | |
486 | # hundreds of defconfig files. | |
487 | # | |
488 | define gen_generic_defconfigs | |
489 | $(foreach bits,$(1),$(foreach rev,$(2),$(foreach endian,$(3), | |
490 | target := $(bits)$(rev)$(filter el,$(endian))_defconfig | |
491 | generic_defconfigs += $$(target) | |
492 | $$(target): $(generic_config_dir)/$(bits)$(rev).config | |
493 | $$(target): $(generic_config_dir)/$(endian).config | |
494 | ))) | |
495 | endef | |
496 | ||
497 | $(eval $(call gen_generic_defconfigs,32 64,r1 r2 r6,eb el)) | |
498 | $(eval $(call gen_generic_defconfigs,micro32,r2,eb el)) | |
499 | ||
500 | .PHONY: $(generic_defconfigs) | |
501 | $(generic_defconfigs): | |
502 | $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ | |
503 | -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/generic_defconfig $^ \ | |
504 | $(foreach board,$(BOARDS),$(generic_config_dir)/board-$(board).config) | |
337b775b | 505 | $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig |
eed0eabd PB |
506 | |
507 | # | |
508 | # Prevent generic merge_config rules attempting to merge single fragments | |
509 | # | |
510 | $(generic_config_dir)/%.config: ; | |
3f5f0a44 PB |
511 | |
512 | # | |
513 | # Legacy defconfig compatibility - these targets used to be real defconfigs but | |
514 | # now that the boards have been converted to use the generic kernel they are | |
515 | # wrappers around the generic rules above. | |
516 | # | |
517 | .PHONY: sead3_defconfig | |
518 | sead3_defconfig: | |
337b775b | 519 | $(Q)$(MAKE) -f $(srctree)/Makefile 32r2el_defconfig BOARDS=sead-3 |
3f5f0a44 PB |
520 | |
521 | .PHONY: sead3micro_defconfig | |
522 | sead3micro_defconfig: | |
337b775b | 523 | $(Q)$(MAKE) -f $(srctree)/Makefile micro32r2el_defconfig BOARDS=sead-3 |