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   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
  15 cflags-y :=
  16
  17 #
  18 # Select the object file format to substitute into the linker script.
  19 #
  20 ifdef CONFIG_CPU_LITTLE_ENDIAN
  21 32bit-tool-archpref     = mipsel
  22 64bit-tool-archpref     = mips64el
  23 32bit-bfd               = elf32-tradlittlemips
  24 64bit-bfd               = elf64-tradlittlemips
  25 32bit-emul              = elf32ltsmip
  26 64bit-emul              = elf64ltsmip
  27 else
  28 32bit-tool-archpref     = mips
  29 64bit-tool-archpref     = mips64
  30 32bit-bfd               = elf32-tradbigmips
  31 64bit-bfd               = elf64-tradbigmips
  32 32bit-emul              = elf32btsmip
  33 64bit-emul              = elf64btsmip
  34 endif
  35
  36 ifdef CONFIG_32BIT
  37 tool-archpref           = $(32bit-tool-archpref)
  38 UTS_MACHINE             := mips
  39 endif
  40 ifdef CONFIG_64BIT
  41 tool-archpref           = $(64bit-tool-archpref)
  42 UTS_MACHINE             := mips64
  43 endif
  44
  45 ifneq ($(SUBARCH),$(ARCH))
  46   ifeq ($(CROSS_COMPILE),)
  47     CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux-  $(tool-archpref)-gnu-linux-  $(tool-archpref)-unknown-gnu-linux-)
  48   endif
  49 endif
  50
  51 ifdef CONFIG_32BIT
  52 ld-emul                 = $(32bit-emul)
  53 vmlinux-32              = vmlinux
  54 vmlinux-64              = vmlinux.64
  55
  56 cflags-y                += -mabi=32
  57 endif
  58
  59 ifdef CONFIG_64BIT
  60 ld-emul                 = $(64bit-emul)
  61 vmlinux-32              = vmlinux.32
  62 vmlinux-64              = vmlinux
  63
  64 cflags-y                += -mabi=64
  65 endif
  66
  67 all-$(CONFIG_BOOT_ELF32)        := $(vmlinux-32)
  68 all-$(CONFIG_BOOT_ELF64)        := $(vmlinux-64)
  69
  70 #
  71 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  72 # code since it only slows down the whole thing.  At some point we might make
  73 # use of global pointer optimizations but their use of $28 conflicts with
  74 # the current pointer optimization.
  75 #
  76 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  77 # machines may also.  Since BFD is incredibly buggy with respect to
  78 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  79 #
  80 cflags-y                        += -G 0 -mno-abicalls -fno-pic -pipe
  81 cflags-y                        += -msoft-float
  82 LDFLAGS_vmlinux                 += -G 0 -static -n -nostdlib
  83 MODFLAGS                        += -mlong-calls
  84
  85 cflags-y += -ffreestanding
  86
  87 #
  88 # We explicitly add the endianness specifier if needed, this allows
  89 # to compile kernels with a toolchain for the other endianness. We
  90 # carefully avoid to add it redundantly because gcc 3.3/3.4 complains
  91 # when fed the toolchain default!
  92 #
  93 # Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
  94 # 2006-10-10 don't properly change the predefined symbols if -EB / -EL
  95 # are used, so we kludge that here.  A bug has been filed at
  96 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
  97 #
  98 undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
  99 undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
 100 predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
 101 predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 102 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 103 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
 104
 105 cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 106
 107 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
 108                                    -fno-omit-frame-pointer
 109
 110 #
 111 # CPU-dependent compiler/assembler options for optimization.
 112 #
 113 cflags-$(CONFIG_CPU_R3000)      += -march=r3000
 114 cflags-$(CONFIG_CPU_TX39XX)     += -march=r3900
 115 cflags-$(CONFIG_CPU_R6000)      += -march=r6000 -Wa,--trap
 116 cflags-$(CONFIG_CPU_R4300)      += -march=r4300 -Wa,--trap
 117 cflags-$(CONFIG_CPU_VR41XX)     += -march=r4100 -Wa,--trap
 118 cflags-$(CONFIG_CPU_R4X00)      += -march=r4600 -Wa,--trap
 119 cflags-$(CONFIG_CPU_TX49XX)     += -march=r4600 -Wa,--trap
 120 cflags-$(CONFIG_CPU_LOONGSON2)  += -march=r4600 -Wa,--trap
 121 cflags-$(CONFIG_CPU_MIPS32_R1)  += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 122                         -Wa,-mips32 -Wa,--trap
 123 cflags-$(CONFIG_CPU_MIPS32_R2)  += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 124                         -Wa,-mips32r2 -Wa,--trap
 125 cflags-$(CONFIG_CPU_MIPS64_R1)  += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 126                         -Wa,-mips64 -Wa,--trap
 127 cflags-$(CONFIG_CPU_MIPS64_R2)  += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 128                         -Wa,-mips64r2 -Wa,--trap
 129 cflags-$(CONFIG_CPU_R5000)      += -march=r5000 -Wa,--trap
 130 cflags-$(CONFIG_CPU_R5432)      += $(call cc-option,-march=r5400,-march=r5000) \
 131                         -Wa,--trap
 132 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 133                         -Wa,--trap
 134 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 135                         -Wa,--trap
 136 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 137                         -Wa,--trap
 138 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 139                         -Wa,--trap
 140 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 141 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 142                         -Wa,--trap
 143
 144 ifdef CONFIG_CPU_SB1
 145 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 146 MODFLAGS        += -msb1-pass1-workarounds
 147 endif
 148 endif
 149
 150 #
 151 # Firmware support
 152 #
 153 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 154 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 155 libs-$(CONFIG_SIBYTE_CFE)       += arch/mips/sibyte/cfe/
 156
 157 #
 158 # Board-dependent options and extra files
 159 #
 160
 161 #
 162 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 163 #
 164 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 165 cflags-$(CONFIG_MACH_JAZZ)      += -Iinclude/asm-mips/mach-jazz
 166 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 167
 168 #
 169 # Common Alchemy Au1x00 stuff
 170 #
 171 core-$(CONFIG_SOC_AU1X00)       += arch/mips/au1000/common/
 172 cflags-$(CONFIG_SOC_AU1X00)     += -Iinclude/asm-mips/mach-au1x00
 173
 174 #
 175 # AMD Alchemy Pb1000 eval board
 176 #
 177 libs-$(CONFIG_MIPS_PB1000)      += arch/mips/au1000/pb1000/
 178 cflags-$(CONFIG_MIPS_PB1000)    += -Iinclude/asm-mips/mach-pb1x00
 179 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 180
 181 #
 182 # AMD Alchemy Pb1100 eval board
 183 #
 184 libs-$(CONFIG_MIPS_PB1100)      += arch/mips/au1000/pb1100/
 185 cflags-$(CONFIG_MIPS_PB1100)    += -Iinclude/asm-mips/mach-pb1x00
 186 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 187
 188 #
 189 # AMD Alchemy Pb1500 eval board
 190 #
 191 libs-$(CONFIG_MIPS_PB1500)      += arch/mips/au1000/pb1500/
 192 cflags-$(CONFIG_MIPS_PB1500)    += -Iinclude/asm-mips/mach-pb1x00
 193 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 194
 195 #
 196 # AMD Alchemy Pb1550 eval board
 197 #
 198 libs-$(CONFIG_MIPS_PB1550)      += arch/mips/au1000/pb1550/
 199 cflags-$(CONFIG_MIPS_PB1550)    += -Iinclude/asm-mips/mach-pb1x00
 200 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 201
 202 #
 203 # AMD Alchemy Pb1200 eval board
 204 #
 205 libs-$(CONFIG_MIPS_PB1200)      += arch/mips/au1000/pb1200/
 206 cflags-$(CONFIG_MIPS_PB1200)    += -Iinclude/asm-mips/mach-pb1x00
 207 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 208
 209 #
 210 # AMD Alchemy Db1000 eval board
 211 #
 212 libs-$(CONFIG_MIPS_DB1000)      += arch/mips/au1000/db1x00/
 213 cflags-$(CONFIG_MIPS_DB1000)    += -Iinclude/asm-mips/mach-db1x00
 214 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 215
 216 #
 217 # AMD Alchemy Db1100 eval board
 218 #
 219 libs-$(CONFIG_MIPS_DB1100)      += arch/mips/au1000/db1x00/
 220 cflags-$(CONFIG_MIPS_DB1100)    += -Iinclude/asm-mips/mach-db1x00
 221 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 222
 223 #
 224 # AMD Alchemy Db1500 eval board
 225 #
 226 libs-$(CONFIG_MIPS_DB1500)      += arch/mips/au1000/db1x00/
 227 cflags-$(CONFIG_MIPS_DB1500)    += -Iinclude/asm-mips/mach-db1x00
 228 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 229
 230 #
 231 # AMD Alchemy Db1550 eval board
 232 #
 233 libs-$(CONFIG_MIPS_DB1550)      += arch/mips/au1000/db1x00/
 234 cflags-$(CONFIG_MIPS_DB1550)    += -Iinclude/asm-mips/mach-db1x00
 235 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 236
 237 #
 238 # AMD Alchemy Db1200 eval board
 239 #
 240 libs-$(CONFIG_MIPS_DB1200)      += arch/mips/au1000/pb1200/
 241 cflags-$(CONFIG_MIPS_DB1200)    += -Iinclude/asm-mips/mach-db1x00
 242 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 243
 244 #
 245 # AMD Alchemy Bosporus eval board
 246 #
 247 libs-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/au1000/db1x00/
 248 cflags-$(CONFIG_MIPS_BOSPORUS)  += -Iinclude/asm-mips/mach-db1x00
 249 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 250
 251 #
 252 # AMD Alchemy Mirage eval board
 253 #
 254 libs-$(CONFIG_MIPS_MIRAGE)      += arch/mips/au1000/db1x00/
 255 cflags-$(CONFIG_MIPS_MIRAGE)    += -Iinclude/asm-mips/mach-db1x00
 256 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 257
 258 #
 259 # 4G-Systems eval board
 260 #
 261 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/au1000/mtx-1/
 262 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 263
 264 #
 265 # MyCable eval board
 266 #
 267 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/au1000/xxs1500/
 268 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 269
 270 #
 271 # Cobalt Server
 272 #
 273 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 274 cflags-$(CONFIG_MIPS_COBALT)    += -Iinclude/asm-mips/mach-cobalt
 275 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 276
 277 #
 278 # DECstation family
 279 #
 280 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 281 cflags-$(CONFIG_MACH_DECSTATION)+= -Iinclude/asm-mips/mach-dec
 282 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 283 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 284
 285 #
 286 # Wind River PPMC Board (4KC + GT64120)
 287 #
 288 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 289 cflags-$(CONFIG_WR_PPMC)                += -Iinclude/asm-mips/mach-wrppmc
 290 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 291
 292 #
 293 # lemote fulong mini-PC board
 294 #
 295 core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
 296 load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
 297 cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote
 298
 299 #
 300 # For all MIPS, Inc. eval boards
 301 #
 302 core-$(CONFIG_MIPS_BOARDS_GEN)  += arch/mips/mips-boards/generic/
 303
 304 #
 305 # MIPS Atlas board
 306 #
 307 core-$(CONFIG_MIPS_ATLAS)       += arch/mips/mips-boards/atlas/
 308 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-atlas
 309 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-mips
 310 load-$(CONFIG_MIPS_ATLAS)       += 0xffffffff80100000
 311 all-$(CONFIG_MIPS_ATLAS)        := vmlinux.srec
 312
 313 #
 314 # MIPS Malta board
 315 #
 316 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mips-boards/malta/
 317 cflags-$(CONFIG_MIPS_MALTA)     += -Iinclude/asm-mips/mach-mips
 318 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 319 all-$(CONFIG_MIPS_MALTA)        := vmlinux.srec
 320
 321 #
 322 # MIPS SEAD board
 323 #
 324 core-$(CONFIG_MIPS_SEAD)        += arch/mips/mips-boards/sead/
 325 cflags-$(CONFIG_MIPS_SEAD)      += -Iinclude/asm-mips/mach-mips
 326 load-$(CONFIG_MIPS_SEAD)        += 0xffffffff80100000
 327 all-$(CONFIG_MIPS_SEAD)         := vmlinux.srec
 328
 329 #
 330 # MIPS SIM
 331 #
 332 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 333 cflags-$(CONFIG_MIPS_SIM)       += -Iinclude/asm-mips/mach-mipssim
 334 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 335
 336 #
 337 # PMC-Sierra MSP SOCs
 338 #
 339 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 340 cflags-$(CONFIG_PMC_MSP)        += -Iinclude/asm-mips/pmc-sierra/msp71xx \
 341                                         -mno-branch-likely
 342 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 343
 344 #
 345 # PMC-Sierra Yosemite
 346 #
 347 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 348 cflags-$(CONFIG_PMC_YOSEMITE)   += -Iinclude/asm-mips/mach-yosemite
 349 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 350
 351 #
 352 # Qemu simulating MIPS32 4Kc
 353 #
 354 core-$(CONFIG_QEMU)             += arch/mips/qemu/
 355 cflags-$(CONFIG_QEMU)           += -Iinclude/asm-mips/mach-qemu
 356 load-$(CONFIG_QEMU)             += 0xffffffff80010000
 357 all-$(CONFIG_QEMU)              := vmlinux.bin
 358
 359 #
 360 # Basler eXcite
 361 #
 362 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 363 cflags-$(CONFIG_BASLER_EXCITE)  += -Iinclude/asm-mips/mach-excite
 364 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 365
 366 #
 367 # LASAT platforms
 368 #
 369 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 370 cflags-$(CONFIG_LASAT)          += -Iinclude/asm-mips/mach-lasat
 371 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 372
 373 #
 374 # Common VR41xx
 375 #
 376 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 377 cflags-$(CONFIG_MACH_VR41XX)    += -Iinclude/asm-mips/mach-vr41xx
 378
 379 #
 380 # NEC VR4133
 381 #
 382 core-$(CONFIG_NEC_CMBVR4133)    += arch/mips/vr41xx/nec-cmbvr4133/
 383 load-$(CONFIG_NEC_CMBVR4133)    += 0xffffffff80100000
 384
 385 #
 386 # ZAO Networks Capcella (VR4131)
 387 #
 388 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 389
 390 #
 391 # Victor MP-C303/304 (VR4122)
 392 #
 393 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 394
 395 #
 396 # IBM WorkPad z50 (VR4121)
 397 #
 398 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 399 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 400
 401 #
 402 # CASIO CASSIPEIA E-55/65 (VR4111)
 403 #
 404 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 405 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 406
 407 #
 408 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 409 #
 410 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 411
 412 #
 413 # Common Philips PNX8550
 414 #
 415 core-$(CONFIG_SOC_PNX8550)      += arch/mips/philips/pnx8550/common/
 416 cflags-$(CONFIG_SOC_PNX8550)    += -Iinclude/asm-mips/mach-pnx8550
 417
 418 #
 419 # Philips PNX8550 JBS board
 420 #
 421 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/philips/pnx8550/jbs/
 422 #cflags-$(CONFIG_PNX8550_JBS)   += -Iinclude/asm-mips/mach-pnx8550
 423 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 424
 425 # Philips PNX8550 STB810 board
 426 #
 427 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/philips/pnx8550/stb810/
 428 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 429
 430 # NEC EMMA2RH boards
 431 #
 432 core-$(CONFIG_EMMA2RH)          += arch/mips/emma2rh/common/
 433 cflags-$(CONFIG_EMMA2RH)        += -Iinclude/asm-mips/mach-emma2rh
 434
 435 # NEC EMMA2RH Mark-eins
 436 core-$(CONFIG_MARKEINS)         += arch/mips/emma2rh/markeins/
 437 load-$(CONFIG_MARKEINS)         += 0xffffffff88100000
 438
 439 #
 440 # SGI IP22 (Indy/Indigo2)
 441 #
 442 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 443 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 444 # be aligned to a multiple of the kernel stack size or the handling of the
 445 # current variable will break so for 64-bit kernels we have to raise the start
 446 # address by 8kb.
 447 #
 448 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 449 cflags-$(CONFIG_SGI_IP22)       += -Iinclude/asm-mips/mach-ip22
 450 ifdef CONFIG_32BIT
 451 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 452 endif
 453 ifdef CONFIG_64BIT
 454 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 455 endif
 456
 457 #
 458 # SGI-IP27 (Origin200/2000)
 459 #
 460 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 461 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 462 # be 16kb aligned or the handling of the current variable will break.
 463 #
 464 ifdef CONFIG_SGI_IP27
 465 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 466 cflags-$(CONFIG_SGI_IP27)       += -Iinclude/asm-mips/mach-ip27
 467 ifdef CONFIG_MAPPED_KERNEL
 468 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 469 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 470 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 471 else
 472 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 473 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 474 endif
 475 endif
 476
 477 #
 478 # SGI-IP32 (O2)
 479 #
 480 # Set the load address to >= 80069000 if you want to leave space for symmon,
 481 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 482 # a multiple of the kernel stack size or the handling of the current variable
 483 # will break.
 484 #
 485 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 486 cflags-$(CONFIG_SGI_IP32)       += -Iinclude/asm-mips/mach-ip32
 487 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 488
 489 #
 490 # Sibyte SB1250/BCM1480 SOC
 491 #
 492 # This is a LIB so that it links at the end, and initcalls are later
 493 # the sequence; but it is built as an object so that modules don't get
 494 # removed (as happens, even if they have __initcall/module_init)
 495 #
 496 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 497 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 498 cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte \
 499                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 500
 501 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 502 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 503 cflags-$(CONFIG_SIBYTE_SB1250)  += -Iinclude/asm-mips/mach-sibyte \
 504                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 505
 506 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 507 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 508 cflags-$(CONFIG_SIBYTE_BCM1x55) += -Iinclude/asm-mips/mach-sibyte \
 509                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 510
 511 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 512 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 513 cflags-$(CONFIG_SIBYTE_BCM1x80) += -Iinclude/asm-mips/mach-sibyte \
 514                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 515
 516 #
 517 # Sibyte BCM91120x (Carmel) board
 518 # Sibyte BCM91120C (CRhine) board
 519 # Sibyte BCM91125C (CRhone) board
 520 # Sibyte BCM91125E (Rhone) board
 521 # Sibyte SWARM board
 522 # Sibyte BCM91x80 (BigSur) board
 523 #
 524 libs-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 525 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 526 libs-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 527 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 528 libs-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 529 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 530 libs-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 531 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 532 libs-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 533 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 534 libs-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 535 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 536 libs-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 537 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 538
 539 #
 540 # Broadcom BCM47XX boards
 541 #
 542 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 543 cflags-$(CONFIG_BCM47XX)        += -Iinclude/asm-mips/mach-bcm47xx
 544 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 545
 546 #
 547 # SNI RM
 548 #
 549 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 550 cflags-$(CONFIG_SNI_RM)         += -Iinclude/asm-mips/mach-rm
 551 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 552 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 553
 554 #
 555 # Toshiba JMR-TX3927 board
 556 #
 557 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/jmr3927/rbhma3100/ \
 558                                    arch/mips/jmr3927/common/
 559 cflags-$(CONFIG_TOSHIBA_JMR3927) += -Iinclude/asm-mips/mach-jmr3927
 560 load-$(CONFIG_TOSHIBA_JMR3927)  += 0xffffffff80050000
 561
 562 #
 563 # Toshiba RBTX4927 board or
 564 # Toshiba RBTX4937 board
 565 #
 566 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/toshiba_rbtx4927/
 567 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/common/
 568 cflags-$(CONFIG_TOSHIBA_RBTX4927) += -Iinclude/asm-mips/mach-tx49xx
 569 load-$(CONFIG_TOSHIBA_RBTX4927) += 0xffffffff80020000
 570
 571 #
 572 # Toshiba RBTX4938 board
 573 #
 574 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/toshiba_rbtx4938/
 575 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/common/
 576 cflags-$(CONFIG_TOSHIBA_RBTX4938) += -Iinclude/asm-mips/mach-tx49xx
 577 load-$(CONFIG_TOSHIBA_RBTX4938) += 0xffffffff80100000
 578
 579 cflags-y                        += -Iinclude/asm-mips/mach-generic
 580 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 581
 582 ifdef CONFIG_32BIT
 583 ifdef CONFIG_CPU_LITTLE_ENDIAN
 584 JIFFIES                 = jiffies_64
 585 else
 586 JIFFIES                 = jiffies_64 + 4
 587 endif
 588 else
 589 JIFFIES                 = jiffies_64
 590 endif
 591
 592 #
 593 # Automatically detect the build format. By default we choose
 594 # the elf format according to the load address.
 595 # We can always force a build with a 64-bits symbol format by
 596 # passing 'KBUILD_SYM32=no' option to the make's command line.
 597 #
 598 ifdef CONFIG_64BIT
 599   ifndef KBUILD_SYM32
 600     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 601       KBUILD_SYM32 = y
 602     endif
 603   endif
 604
 605   ifeq ($(KBUILD_SYM32), y)
 606     ifeq ($(call cc-option-yn,-msym32), y)
 607       cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 608     endif
 609   endif
 610 endif
 611
 612 KBUILD_AFLAGS   += $(cflags-y)
 613 KBUILD_CFLAGS   += $(cflags-y) \
 614                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 615
 616 LDFLAGS                 += -m $(ld-emul)
 617
 618 ifdef CONFIG_MIPS
 619 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 620         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 621         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 622 ifdef CONFIG_64BIT
 623 CHECKFLAGS              += -m64
 624 endif
 625 endif
 626
 627 OBJCOPYFLAGS            += --remove-section=.reginfo
 628
 629 #
 630 # Choosing incompatible machines durings configuration will result in
 631 # error messages during linking.  Select a default linkscript if
 632 # none has been choosen above.
 633 #
 634
 635 CPPFLAGS_vmlinux.lds := \
 636         $(KBUILD_CFLAGS) \
 637         -D"LOADADDR=$(load-y)" \
 638         -D"JIFFIES=$(JIFFIES)" \
 639         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 640
 641 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 642
 643 libs-y                  += arch/mips/lib/
 644
 645 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 646
 647 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 648
 649 ifdef CONFIG_LASAT
 650 rom.bin rom.sw: vmlinux
 651         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 652 endif
 653
 654 #
 655 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 656 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 657 # convert to ECOFF using elf2ecoff.
 658 #
 659 vmlinux.32: vmlinux
 660         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 661
 662 #
 663 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 664 # ELF files from 32-bit files by conversion.
 665 #
 666 vmlinux.64: vmlinux
 667         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 668
 669 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 670
 671 all:    $(all-y)
 672
 673 vmlinux.bin: $(vmlinux-32)
 674         +@$(call makeboot,$@)
 675
 676 vmlinux.ecoff: $(vmlinux-32)
 677         +@$(call makeboot,$@)
 678
 679 vmlinux.srec: $(vmlinux-32)
 680         +@$(call makeboot,$@)
 681
 682 CLEAN_FILES += vmlinux.ecoff \
 683                vmlinux.srec
 684
 685 archprepare:
 686 ifdef CONFIG_MIPS32_N32
 687         @echo '  Checking missing-syscalls for N32'
 688         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 689 endif
 690 ifdef CONFIG_MIPS32_O32
 691         @echo '  Checking missing-syscalls for O32'
 692         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 693 endif
 694
 695 archclean:
 696         @$(MAKE) $(clean)=arch/mips/boot
 697         @$(MAKE) $(clean)=arch/mips/lasat
 698
 699 define archhelp
 700         echo '  vmlinux.ecoff        - ECOFF boot image'
 701         echo '  vmlinux.bin          - Raw binary boot image'
 702         echo '  vmlinux.srec         - SREC boot image'
 703         echo
 704         echo '  These will be default as apropriate for a configured platform.'
 705 endef
 706
 707 CLEAN_FILES += vmlinux.32 \
 708                vmlinux.64 \
 709                vmlinux.ecoff