1 # 1 # 2 # This file is subject to the terms and condit 2 # This file is subject to the terms and conditions of the GNU General Public 3 # License. See the file "COPYING" in the main 3 # License. See the file "COPYING" in the main directory of this archive 4 # for more details. 4 # for more details. 5 # 5 # 6 # Copyright (C) 2013 Altera Corporation !! 6 # Copyright (C) 1994, 95, 96, 2003 by Ralf Baechle 7 # Copyright (C) 1994, 95, 96, 2003 by Wind Riv !! 7 # DECStation modifications by Paul M. Antoine, 1996 8 # Written by Fredrik Markstrom !! 8 # Copyright (C) 2002, 2003, 2004 Maciej W. Rozycki 9 # 9 # 10 # This file is included by the global makefile 10 # This file is included by the global makefile so that you can add your own 11 # architecture-specific flags and dependencies 11 # architecture-specific flags and dependencies. 12 # 12 # 13 # Nios2 port by Wind River Systems Inc trough: << 14 # fredrik.markstrom@gmail.com and ivarholmqv << 15 13 16 KBUILD_DEFCONFIG := 3c120_defconfig !! 14 archscripts: scripts_basic >> 15 $(Q)$(MAKE) $(build)=arch/mips/tools elf-entry >> 16 ifeq ($(CONFIG_CPU_LOONGSON3_WORKAROUNDS),y) >> 17 $(Q)$(MAKE) $(build)=arch/mips/tools loongson3-llsc-check >> 18 endif >> 19 $(Q)$(MAKE) $(build)=arch/mips/boot/tools relocs 17 20 18 UTS_SYSNAME = Linux !! 21 KBUILD_DEFCONFIG := 32r2el_defconfig >> 22 KBUILD_DTBS := dtbs 19 23 20 export MMU !! 24 # >> 25 # Select the object file format to substitute into the linker script. >> 26 # >> 27 ifdef CONFIG_CPU_LITTLE_ENDIAN >> 28 32bit-tool-archpref = mipsel >> 29 64bit-tool-archpref = mips64el >> 30 32bit-bfd = elf32-tradlittlemips >> 31 64bit-bfd = elf64-tradlittlemips >> 32 32bit-emul = elf32ltsmip >> 33 64bit-emul = elf64ltsmip >> 34 else >> 35 32bit-tool-archpref = mips >> 36 64bit-tool-archpref = mips64 >> 37 32bit-bfd = elf32-tradbigmips >> 38 64bit-bfd = elf64-tradbigmips >> 39 32bit-emul = elf32btsmip >> 40 64bit-emul = elf64btsmip >> 41 endif >> 42 >> 43 ifdef CONFIG_32BIT >> 44 tool-archpref = $(32bit-tool-archpref) >> 45 UTS_MACHINE := mips >> 46 endif >> 47 ifdef CONFIG_64BIT >> 48 tool-archpref = $(64bit-tool-archpref) >> 49 UTS_MACHINE := mips64 >> 50 endif >> 51 >> 52 ifdef cross_compiling >> 53 ifeq ($(CROSS_COMPILE),) >> 54 CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux- $(tool-archpref)-linux-gnu- $(tool-archpref)-unknown-linux-gnu-) >> 55 endif >> 56 endif >> 57 >> 58 ifdef CONFIG_FUNCTION_GRAPH_TRACER >> 59 ifndef KBUILD_MCOUNT_RA_ADDRESS >> 60 ifeq ($(call cc-option-yn,-mmcount-ra-address), y) >> 61 cflags-y += -mmcount-ra-address -DKBUILD_MCOUNT_RA_ADDRESS >> 62 endif >> 63 endif >> 64 endif >> 65 cflags-y += $(call cc-option, -mno-check-zero-division) >> 66 >> 67 ifdef CONFIG_32BIT >> 68 ld-emul = $(32bit-emul) >> 69 vmlinux-32 = vmlinux >> 70 vmlinux-64 = vmlinux.64 >> 71 >> 72 cflags-y += -mabi=32 >> 73 endif >> 74 >> 75 ifdef CONFIG_64BIT >> 76 ld-emul = $(64bit-emul) >> 77 vmlinux-32 = vmlinux.32 >> 78 vmlinux-64 = vmlinux >> 79 >> 80 cflags-y += -mabi=64 >> 81 endif >> 82 >> 83 all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32) >> 84 all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64) >> 85 all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz 21 86 22 LIBGCC := $(shell $(CC) $(KBUILD_CFLAG !! 87 # >> 88 # GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel >> 89 # code since it only slows down the whole thing. At some point we might make >> 90 # use of global pointer optimizations but their use of $28 conflicts with >> 91 # the current pointer optimization. >> 92 # >> 93 # The DECStation requires an ECOFF kernel for remote booting, other MIPS >> 94 # machines may also. Since BFD is incredibly buggy with respect to >> 95 # crossformat linking we rely on the elf2ecoff tool for format conversion. >> 96 # >> 97 cflags-y += -G 0 -mno-abicalls -fno-pic -pipe >> 98 cflags-y += -msoft-float >> 99 LDFLAGS_vmlinux += -G 0 -static -n -nostdlib >> 100 KBUILD_AFLAGS_MODULE += -mlong-calls >> 101 KBUILD_CFLAGS_MODULE += -mlong-calls >> 102 >> 103 ifeq ($(CONFIG_RELOCATABLE),y) >> 104 LDFLAGS_vmlinux += --emit-relocs >> 105 endif 23 106 24 KBUILD_AFLAGS += -march=r$(CONFIG_NIOS2_ARCH_R !! 107 # >> 108 # pass -msoft-float to GAS if it supports it. However on newer binutils >> 109 # (specifically newer than 2.24.51.20140728) we then also need to explicitly >> 110 # set ".set hardfloat" in all files which manipulate floating point registers. >> 111 # >> 112 ifneq ($(call as-option,-Wa$(comma)-msoft-float,),) >> 113 cflags-y += -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float >> 114 endif >> 115 >> 116 cflags-y += -ffreestanding >> 117 >> 118 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -EB >> 119 cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -EL >> 120 >> 121 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \ >> 122 -fno-omit-frame-pointer >> 123 >> 124 # Some distribution-specific toolchains might pass the -fstack-check >> 125 # option during the build, which adds a simple stack-probe at the beginning >> 126 # of every function. This stack probe is to ensure that there is enough >> 127 # stack space, else a SEGV is generated. This is not desirable for MIPS >> 128 # as kernel stacks are small, placed in unmapped virtual memory, and do not >> 129 # grow when overflowed. Especially on SGI IP27 platforms, this check will >> 130 # lead to a NULL pointer dereference in _raw_spin_lock_irq. >> 131 # >> 132 # In disassembly, this stack probe appears at the top of a function as: >> 133 # sd zero,<offset>(sp) >> 134 # Where <offset> is a negative value. >> 135 # >> 136 cflags-y += -fno-stack-check 25 137 26 KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__ !! 138 # binutils from v2.35 when built with --enable-mips-fix-loongson3-llsc=yes, 27 KBUILD_CFLAGS += -march=r$(CONFIG_NIOS2_ARCH_R !! 139 # supports an -mfix-loongson3-llsc flag which emits a sync prior to each ll 28 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SU !! 140 # instruction to work around a CPU bug (see __SYNC_loongson3_war in asm/sync.h 29 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_S !! 141 # for a description). 30 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SU !! 142 # 31 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_BMX_SUPPO !! 143 # We disable this in order to prevent the assembler meddling with the 32 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_CDX_SUPPO !! 144 # instruction that labels refer to, ie. if we label an ll instruction: 33 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPO !! 145 # >> 146 # 1: ll v0, 0(a0) >> 147 # >> 148 # ...then with the assembler fix applied the label may actually point at a sync >> 149 # instruction inserted by the assembler, and if we were using the label in an >> 150 # exception table the table would no longer contain the address of the ll >> 151 # instruction. >> 152 # >> 153 # Avoid this by explicitly disabling that assembler behaviour. >> 154 # >> 155 cflags-y += $(call as-option,-Wa$(comma)-mno-fix-loongson3-llsc,) 34 156 35 KBUILD_CFLAGS += -fno-optimize-sibling-calls !! 157 # 36 KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME !! 158 # CPU-dependent compiler/assembler options for optimization. 37 KBUILD_CFLAGS += -fno-builtin !! 159 # 38 KBUILD_CFLAGS += -G 0 !! 160 cflags-$(CONFIG_CPU_R3000) += -march=r3000 >> 161 cflags-$(CONFIG_CPU_R4300) += -march=r4300 -Wa,--trap >> 162 cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap >> 163 cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap >> 164 cflags-$(CONFIG_CPU_MIPS32_R1) += -march=mips32 -Wa,--trap >> 165 cflags-$(CONFIG_CPU_MIPS32_R2) += -march=mips32r2 -Wa,--trap >> 166 cflags-$(CONFIG_CPU_MIPS32_R5) += -march=mips32r5 -Wa,--trap -modd-spreg >> 167 cflags-$(CONFIG_CPU_MIPS32_R6) += -march=mips32r6 -Wa,--trap -modd-spreg >> 168 cflags-$(CONFIG_CPU_MIPS64_R1) += -march=mips64 -Wa,--trap >> 169 cflags-$(CONFIG_CPU_MIPS64_R2) += -march=mips64r2 -Wa,--trap >> 170 cflags-$(CONFIG_CPU_MIPS64_R5) += -march=mips64r5 -Wa,--trap >> 171 cflags-$(CONFIG_CPU_MIPS64_R6) += -march=mips64r6 -Wa,--trap >> 172 cflags-$(CONFIG_CPU_P5600) += -march=p5600 -Wa,--trap -modd-spreg >> 173 cflags-$(CONFIG_CPU_R5000) += -march=r5000 -Wa,--trap >> 174 cflags-$(CONFIG_CPU_R5500) += $(call cc-option,-march=r5500,-march=r5000) \ >> 175 -Wa,--trap >> 176 cflags-$(CONFIG_CPU_NEVADA) += $(call cc-option,-march=rm5200,-march=r5000) \ >> 177 -Wa,--trap >> 178 cflags-$(CONFIG_CPU_RM7000) += $(call cc-option,-march=rm7000,-march=r5000) \ >> 179 -Wa,--trap >> 180 cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-march=sb1,-march=r5000) \ >> 181 -Wa,--trap >> 182 cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-mno-mdmx) >> 183 cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-mno-mips3d) >> 184 cflags-$(CONFIG_CPU_R10000) += $(call cc-option,-march=r10000,-march=r8000) \ >> 185 -Wa,--trap >> 186 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap >> 187 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON)))) >> 188 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon >> 189 endif >> 190 cflags-$(CONFIG_CAVIUM_CN63XXP1) += -Wa,-mfix-cn63xxp1 >> 191 cflags-$(CONFIG_CPU_BMIPS) += -march=mips32 -Wa,-mips32 -Wa,--trap >> 192 >> 193 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,) >> 194 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS) += $(call cc-option,-mfix-r4400,) >> 195 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS) += $(call cc-option,-mno-daddi,) >> 196 >> 197 # For smartmips configurations, there are hundreds of warnings due to ISA overrides >> 198 # in assembly and header files. smartmips is only supported for MIPS32r1 onwards >> 199 # and there is no support for 64-bit. Various '.set mips2' or '.set mips3' or >> 200 # similar directives in the kernel will spam the build logs with the following warnings: >> 201 # Warning: the `smartmips' extension requires MIPS32 revision 1 or greater >> 202 # or >> 203 # Warning: the 64-bit MIPS architecture does not support the `smartmips' extension >> 204 # Pass -Wa,--no-warn to disable all assembler warnings until the kernel code has >> 205 # been fixed properly. >> 206 mips-cflags := $(cflags-y) >> 207 ifeq ($(CONFIG_CPU_HAS_SMARTMIPS),y) >> 208 smartmips-ase := $(call cc-option-yn,$(mips-cflags) -msmartmips) >> 209 cflags-$(smartmips-ase) += -msmartmips -Wa,--no-warn >> 210 endif >> 211 ifeq ($(CONFIG_CPU_MICROMIPS),y) >> 212 micromips-ase := $(call cc-option-yn,$(mips-cflags) -mmicromips) >> 213 cflags-$(micromips-ase) += -mmicromips >> 214 endif >> 215 ifeq ($(CONFIG_CPU_HAS_MSA),y) >> 216 toolchain-msa := $(call cc-option-yn,$(mips-cflags) -mhard-float -mfp64 -Wa$(comma)-mmsa) >> 217 cflags-$(toolchain-msa) += -DTOOLCHAIN_SUPPORTS_MSA >> 218 endif >> 219 toolchain-virt := $(call cc-option-yn,$(mips-cflags) -mvirt) >> 220 cflags-$(toolchain-virt) += -DTOOLCHAIN_SUPPORTS_VIRT >> 221 # For -mmicromips, use -Wa,-fatal-warnings to catch unsupported -mxpa which >> 222 # only warns >> 223 xpa-cflags-y := $(mips-cflags) >> 224 xpa-cflags-$(micromips-ase) += -mmicromips -Wa$(comma)-fatal-warnings >> 225 toolchain-xpa := $(call cc-option-yn,$(xpa-cflags-y) -mxpa) >> 226 cflags-$(toolchain-xpa) += -DTOOLCHAIN_SUPPORTS_XPA >> 227 toolchain-crc := $(call cc-option-yn,$(mips-cflags) -Wa$(comma)-mcrc) >> 228 cflags-$(toolchain-crc) += -DTOOLCHAIN_SUPPORTS_CRC >> 229 toolchain-dsp := $(call cc-option-yn,$(mips-cflags) -Wa$(comma)-mdsp) >> 230 cflags-$(toolchain-dsp) += -DTOOLCHAIN_SUPPORTS_DSP >> 231 toolchain-ginv := $(call cc-option-yn,$(mips-cflags) -Wa$(comma)-mginv) >> 232 cflags-$(toolchain-ginv) += -DTOOLCHAIN_SUPPORTS_GINV >> 233 >> 234 # >> 235 # Firmware support >> 236 # >> 237 libs-$(CONFIG_FW_ARC) += arch/mips/fw/arc/ >> 238 libs-$(CONFIG_FW_CFE) += arch/mips/fw/cfe/ >> 239 libs-$(CONFIG_FW_SNIPROM) += arch/mips/fw/sni/ >> 240 libs-y += arch/mips/fw/lib/ >> 241 >> 242 # >> 243 # Kernel compression >> 244 # >> 245 ifdef CONFIG_SYS_SUPPORTS_ZBOOT >> 246 COMPRESSION_FNAME = vmlinuz >> 247 else >> 248 COMPRESSION_FNAME = vmlinux >> 249 endif 39 250 40 libs-y += arch/nios2/lib/ $(LIBGCC) !! 251 # >> 252 # Board-dependent options and extra files >> 253 # >> 254 include $(srctree)/arch/mips/Kbuild.platforms 41 255 42 INSTALL_PATH ?= /tftpboot !! 256 ifdef CONFIG_PHYSICAL_START 43 nios2-boot := arch/$(ARCH)/boot !! 257 load-y = $(CONFIG_PHYSICAL_START) 44 BOOT_TARGETS = vmImage zImage !! 258 endif 45 PHONY += $(BOOT_TARGETS) install !! 259 46 KBUILD_IMAGE := $(nios2-boot)/vmImage !! 260 entry-y = $(shell $(objtree)/arch/mips/tools/elf-entry vmlinux) >> 261 cflags-y += -I$(srctree)/arch/mips/include/asm/mach-generic >> 262 drivers-$(CONFIG_PCI) += arch/mips/pci/ 47 263 48 all: vmImage !! 264 # >> 265 # Automatically detect the build format. By default we choose >> 266 # the elf format according to the load address. >> 267 # We can always force a build with a 64-bits symbol format by >> 268 # passing 'KBUILD_SYM32=no' option to the make's command line. >> 269 # >> 270 ifdef CONFIG_64BIT >> 271 ifndef KBUILD_SYM32 >> 272 ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0) >> 273 KBUILD_SYM32 = y >> 274 endif >> 275 endif >> 276 >> 277 ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy) >> 278 cflags-y += -msym32 -DKBUILD_64BIT_SYM32 >> 279 else >> 280 ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y) >> 281 $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32) >> 282 endif >> 283 endif >> 284 endif >> 285 >> 286 # When linking a 32-bit executable the LLVM linker cannot cope with a >> 287 # 32-bit load address that has been sign-extended to 64 bits. Simply >> 288 # remove the upper 32 bits then, as it is safe to do so with other >> 289 # linkers. >> 290 ifdef CONFIG_64BIT >> 291 load-ld = $(load-y) >> 292 else >> 293 load-ld = $(subst 0xffffffff,0x,$(load-y)) >> 294 endif >> 295 >> 296 KBUILD_AFLAGS += $(cflags-y) >> 297 KBUILD_CFLAGS += $(cflags-y) >> 298 KBUILD_CPPFLAGS += -DVMLINUX_LOAD_ADDRESS=$(load-y) -DLINKER_LOAD_ADDRESS=$(load-ld) >> 299 KBUILD_CPPFLAGS += -DDATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0) >> 300 >> 301 bootvars-y = VMLINUX_LOAD_ADDRESS=$(load-y) \ >> 302 LINKER_LOAD_ADDRESS=$(load-ld) \ >> 303 VMLINUX_ENTRY_ADDRESS=$(entry-y) \ >> 304 PLATFORM="$(platform-y)" \ >> 305 ITS_INPUTS="$(its-y)" >> 306 ifdef CONFIG_32BIT >> 307 bootvars-y += ADDR_BITS=32 >> 308 endif >> 309 ifdef CONFIG_64BIT >> 310 bootvars-y += ADDR_BITS=64 >> 311 endif >> 312 >> 313 # This is required to get dwarf unwinding tables into .debug_frame >> 314 # instead of .eh_frame so we don't discard them. >> 315 KBUILD_CFLAGS += -fno-asynchronous-unwind-tables >> 316 >> 317 KBUILD_LDFLAGS += -m $(ld-emul) >> 318 >> 319 ifdef CONFIG_MIPS >> 320 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -x c /dev/null | \ >> 321 grep -E -vw '__GNUC_(MINOR_|PATCHLEVEL_)?_' | \ >> 322 sed -e "s/^\#define /-D'/" -e "s/ /'='/" -e "s/$$/'/" -e 's/\$$/&&/g') >> 323 endif >> 324 >> 325 OBJCOPYFLAGS += --remove-section=.reginfo >> 326 >> 327 libs-y += arch/mips/lib/ >> 328 libs-$(CONFIG_MIPS_FP_SUPPORT) += arch/mips/math-emu/ >> 329 >> 330 drivers-y += arch/mips/crypto/ >> 331 >> 332 # suspend and hibernation support >> 333 drivers-$(CONFIG_PM) += arch/mips/power/ >> 334 >> 335 # boot image targets (arch/mips/boot/) >> 336 boot-y := vmlinux.bin >> 337 boot-y += vmlinux.ecoff >> 338 boot-y += vmlinux.srec >> 339 boot-y += uImage >> 340 boot-y += uImage.bin >> 341 boot-y += uImage.bz2 >> 342 boot-y += uImage.gz >> 343 boot-y += uImage.lzma >> 344 boot-y += uImage.lzo >> 345 boot-y += vmlinux.itb >> 346 boot-y += vmlinux.gz.itb >> 347 boot-y += vmlinux.bz2.itb >> 348 boot-y += vmlinux.lzma.itb >> 349 boot-y += vmlinux.lzo.itb >> 350 >> 351 # compressed boot image targets (arch/mips/boot/compressed/) >> 352 bootz-y := vmlinuz >> 353 bootz-y += vmlinuz.bin >> 354 bootz-y += vmlinuz.ecoff >> 355 bootz-y += vmlinuz.srec >> 356 bootz-y += uzImage.bin >> 357 bootz-y += vmlinuz.itb >> 358 >> 359 # >> 360 # Some machines like the Indy need 32-bit ELF binaries for booting purposes. >> 361 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then >> 362 # convert to ECOFF using elf2ecoff. >> 363 # >> 364 quiet_cmd_32 = OBJCOPY $@ >> 365 cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@ >> 366 vmlinux.32: vmlinux >> 367 $(call cmd,32) 49 368 50 $(BOOT_TARGETS): vmlinux !! 369 # 51 $(Q)$(MAKE) $(build)=$(nios2-boot) $(n !! 370 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit >> 371 # ELF files from 32-bit files by conversion. >> 372 # >> 373 quiet_cmd_64 = OBJCOPY $@ >> 374 cmd_64 = $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@ >> 375 vmlinux.64: vmlinux >> 376 $(call cmd,64) >> 377 >> 378 all: $(all-y) $(KBUILD_DTBS) >> 379 >> 380 # boot >> 381 $(boot-y): $(vmlinux-32) FORCE >> 382 $(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) \ >> 383 $(bootvars-y) arch/mips/boot/$@ >> 384 >> 385 ifdef CONFIG_SYS_SUPPORTS_ZBOOT >> 386 # boot/compressed >> 387 $(bootz-y): $(vmlinux-32) FORCE >> 388 $(Q)$(MAKE) $(build)=arch/mips/boot/compressed \ >> 389 $(bootvars-y) 32bit-bfd=$(32bit-bfd) arch/mips/boot/$@ >> 390 else >> 391 vmlinuz: FORCE >> 392 @echo ' CONFIG_SYS_SUPPORTS_ZBOOT is not enabled' >> 393 /bin/false >> 394 endif >> 395 >> 396 >> 397 CLEAN_FILES += vmlinux.32 vmlinux.64 >> 398 >> 399 # device-trees >> 400 core-y += arch/mips/boot/dts/ >> 401 >> 402 archprepare: >> 403 ifdef CONFIG_MIPS32_N32 >> 404 @$(kecho) ' Checking missing-syscalls for N32' >> 405 $(Q)$(MAKE) $(build)=. missing-syscalls missing_syscalls_flags="-mabi=n32" >> 406 endif >> 407 ifdef CONFIG_MIPS32_O32 >> 408 @$(kecho) ' Checking missing-syscalls for O32' >> 409 $(Q)$(MAKE) $(build)=. missing-syscalls missing_syscalls_flags="-mabi=32" >> 410 endif 52 411 53 install: 412 install: 54 $(call cmd,install) !! 413 $(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE) >> 414 ifdef CONFIG_SYS_SUPPORTS_ZBOOT >> 415 $(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE) >> 416 endif >> 417 $(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE) >> 418 $(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE) >> 419 >> 420 archheaders: >> 421 $(Q)$(MAKE) $(build)=arch/mips/kernel/syscalls all 55 422 56 define archhelp 423 define archhelp 57 echo '* vmImage - Kernel-only image !! 424 echo ' install - install kernel into $(INSTALL_PATH)' 58 echo ' install - Install kernel us !! 425 echo ' vmlinux.ecoff - ECOFF boot image' 59 echo ' (your) ~/bin/$(I !! 426 echo ' vmlinux.bin - Raw binary boot image' 60 echo ' (distribution) / !! 427 echo ' vmlinux.srec - SREC boot image' 61 echo ' install to $$(IN !! 428 echo ' vmlinux.32 - 64-bit boot image wrapped in 32bits (IP22/IP32)' >> 429 echo ' vmlinuz - Compressed boot(zboot) image' >> 430 echo ' vmlinuz.ecoff - ECOFF zboot image' >> 431 echo ' vmlinuz.bin - Raw binary zboot image' >> 432 echo ' vmlinuz.srec - SREC zboot image' >> 433 echo ' uImage - U-Boot image' >> 434 echo ' uImage.bin - U-Boot image (uncompressed)' >> 435 echo ' uImage.bz2 - U-Boot image (bz2)' >> 436 echo ' uImage.gz - U-Boot image (gzip)' >> 437 echo ' uImage.lzma - U-Boot image (lzma)' >> 438 echo ' uImage.lzo - U-Boot image (lzo)' >> 439 echo ' uzImage.bin - U-Boot image (self-extracting)' >> 440 echo >> 441 echo ' These will be default as appropriate for a configured platform.' >> 442 echo >> 443 echo ' If you are targeting a system supported by generic kernels you may' >> 444 echo ' configure the kernel for a given architecture target like so:' >> 445 echo >> 446 echo ' {micro32,32,64}{r1,r2,r6}{el,}_defconfig <BOARDS="list of boards">' >> 447 echo >> 448 echo ' Where BOARDS is some subset of the following:' >> 449 for board in $(sort $(BOARDS)); do echo " $${board}"; done >> 450 echo >> 451 echo ' Specifically the following generic default configurations are' >> 452 echo ' supported:' >> 453 echo >> 454 $(foreach cfg,$(generic_defconfigs), >> 455 printf " %-24s - Build generic kernel for $(call describe_generic_defconfig,$(cfg))\n" $(cfg);) >> 456 echo >> 457 echo ' The following legacy default configurations have been converted to' >> 458 echo ' generic and can still be used:' >> 459 echo >> 460 $(foreach cfg,$(sort $(legacy_defconfigs)), >> 461 printf " %-24s - Build $($(cfg)-y)\n" $(cfg);) >> 462 echo >> 463 echo ' Otherwise, the following default configurations are available:' 62 endef 464 endef >> 465 >> 466 generic_config_dir = $(srctree)/arch/$(ARCH)/configs/generic >> 467 generic_defconfigs := >> 468 >> 469 # >> 470 # If the user generates a generic kernel configuration without specifying a >> 471 # list of boards to include the config fragments for, default to including all >> 472 # available board config fragments. >> 473 # >> 474 ifeq ($(BOARDS),) >> 475 BOARDS = $(patsubst board-%.config,%,$(notdir $(wildcard $(generic_config_dir)/board-*.config))) >> 476 endif >> 477 >> 478 # >> 479 # Generic kernel configurations which merge generic_defconfig with the >> 480 # appropriate config fragments from arch/mips/configs/generic/, resulting in >> 481 # the ability to easily configure the kernel for a given architecture, >> 482 # endianness & set of boards without duplicating the needed configuration in >> 483 # hundreds of defconfig files. >> 484 # >> 485 define gen_generic_defconfigs >> 486 $(foreach bits,$(1),$(foreach rev,$(2),$(foreach endian,$(3), >> 487 target := $(bits)$(rev)$(filter el,$(endian))_defconfig >> 488 generic_defconfigs += $$(target) >> 489 $$(target): $(generic_config_dir)/$(bits)$(rev).config >> 490 $$(target): $(generic_config_dir)/$(endian).config >> 491 ))) >> 492 endef >> 493 >> 494 $(eval $(call gen_generic_defconfigs,32 64,r1 r2 r6,eb el)) >> 495 $(eval $(call gen_generic_defconfigs,micro32,r2,eb el)) >> 496 >> 497 define describe_generic_defconfig >> 498 $(subst 32r,MIPS32 r,$(subst 64r,MIPS64 r,$(subst el, little endian,$(patsubst %_defconfig,%,$(1))))) >> 499 endef >> 500 >> 501 .PHONY: $(generic_defconfigs) >> 502 $(generic_defconfigs): >> 503 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ >> 504 -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/generic_defconfig $^ | \ >> 505 grep -Ev '^#' >> 506 $(Q)cp $(KCONFIG_CONFIG) $(objtree)/.config.$@ >> 507 $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig \ >> 508 KCONFIG_CONFIG=$(objtree)/.config.$@ >/dev/null >> 509 $(Q)$(CONFIG_SHELL) $(srctree)/arch/$(ARCH)/tools/generic-board-config.sh \ >> 510 $(srctree) $(objtree) $(objtree)/.config.$@ $(KCONFIG_CONFIG) \ >> 511 "$(origin BOARDS)" $(BOARDS) >> 512 $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig >> 513 >> 514 # >> 515 # Prevent generic merge_config rules attempting to merge single fragments >> 516 # >> 517 $(generic_config_dir)/%.config: ; >> 518 >> 519 # >> 520 # Prevent direct use of generic_defconfig, which is intended to be used as the >> 521 # basis of the various ISA-specific targets generated above. >> 522 # >> 523 .PHONY: generic_defconfig >> 524 generic_defconfig: >> 525 $(Q)echo "generic_defconfig is not intended for direct use, but should instead be" >> 526 $(Q)echo "used via an ISA-specific target from the following list:" >> 527 $(Q)echo >> 528 $(Q)for cfg in $(generic_defconfigs); do echo " $${cfg}"; done >> 529 $(Q)echo >> 530 $(Q)false >> 531 >> 532 # >> 533 # Legacy defconfig compatibility - these targets used to be real defconfigs but >> 534 # now that the boards have been converted to use the generic kernel they are >> 535 # wrappers around the generic rules above. >> 536 # >> 537 legacy_defconfigs += ocelot_defconfig >> 538 ocelot_defconfig-y := 32r2el_defconfig BOARDS=ocelot >> 539 >> 540 legacy_defconfigs += sead3_defconfig >> 541 sead3_defconfig-y := 32r2el_defconfig BOARDS=sead-3 >> 542 >> 543 legacy_defconfigs += sead3micro_defconfig >> 544 sead3micro_defconfig-y := micro32r2el_defconfig BOARDS=sead-3 >> 545 >> 546 legacy_defconfigs += xilfpga_defconfig >> 547 xilfpga_defconfig-y := 32r2el_defconfig BOARDS=xilfpga >> 548 >> 549 legacy_defconfigs += pistachio_defconfig >> 550 pistachio_defconfig-y := 32r2el_defconfig BOARDS=marduk >> 551 >> 552 .PHONY: $(legacy_defconfigs) >> 553 $(legacy_defconfigs): >> 554 $(Q)$(MAKE) -f $(srctree)/Makefile $($@-y)
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