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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)-linux-gnu-  $(tool-archpref)-unknown-linux-gnu-)
  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)     += $(call cc-option,-march=r10000,-march=r8000) \
 142                         -Wa,--trap
 143
 144 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 145 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 146 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 147
 148 ifdef CONFIG_CPU_SB1
 149 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 150 MODFLAGS        += -msb1-pass1-workarounds
 151 endif
 152 endif
 153
 154 #
 155 # Firmware support
 156 #
 157 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 158 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 159 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 160 libs-y                          += arch/mips/fw/lib/
 161 libs-$(CONFIG_SIBYTE_CFE)       += arch/mips/sibyte/cfe/
 162
 163 #
 164 # Board-dependent options and extra files
 165 #
 166
 167 #
 168 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 169 #
 170 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 171 cflags-$(CONFIG_MACH_JAZZ)      += -Iinclude/asm-mips/mach-jazz
 172 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 173
 174 #
 175 # Common Alchemy Au1x00 stuff
 176 #
 177 core-$(CONFIG_SOC_AU1X00)       += arch/mips/au1000/common/
 178 cflags-$(CONFIG_SOC_AU1X00)     += -Iinclude/asm-mips/mach-au1x00
 179
 180 #
 181 # AMD Alchemy Pb1000 eval board
 182 #
 183 libs-$(CONFIG_MIPS_PB1000)      += arch/mips/au1000/pb1000/
 184 cflags-$(CONFIG_MIPS_PB1000)    += -Iinclude/asm-mips/mach-pb1x00
 185 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 186
 187 #
 188 # AMD Alchemy Pb1100 eval board
 189 #
 190 libs-$(CONFIG_MIPS_PB1100)      += arch/mips/au1000/pb1100/
 191 cflags-$(CONFIG_MIPS_PB1100)    += -Iinclude/asm-mips/mach-pb1x00
 192 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 193
 194 #
 195 # AMD Alchemy Pb1500 eval board
 196 #
 197 libs-$(CONFIG_MIPS_PB1500)      += arch/mips/au1000/pb1500/
 198 cflags-$(CONFIG_MIPS_PB1500)    += -Iinclude/asm-mips/mach-pb1x00
 199 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 200
 201 #
 202 # AMD Alchemy Pb1550 eval board
 203 #
 204 libs-$(CONFIG_MIPS_PB1550)      += arch/mips/au1000/pb1550/
 205 cflags-$(CONFIG_MIPS_PB1550)    += -Iinclude/asm-mips/mach-pb1x00
 206 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 207
 208 #
 209 # AMD Alchemy Pb1200 eval board
 210 #
 211 libs-$(CONFIG_MIPS_PB1200)      += arch/mips/au1000/pb1200/
 212 cflags-$(CONFIG_MIPS_PB1200)    += -Iinclude/asm-mips/mach-pb1x00
 213 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 214
 215 #
 216 # AMD Alchemy Db1000 eval board
 217 #
 218 libs-$(CONFIG_MIPS_DB1000)      += arch/mips/au1000/db1x00/
 219 cflags-$(CONFIG_MIPS_DB1000)    += -Iinclude/asm-mips/mach-db1x00
 220 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 221
 222 #
 223 # AMD Alchemy Db1100 eval board
 224 #
 225 libs-$(CONFIG_MIPS_DB1100)      += arch/mips/au1000/db1x00/
 226 cflags-$(CONFIG_MIPS_DB1100)    += -Iinclude/asm-mips/mach-db1x00
 227 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 228
 229 #
 230 # AMD Alchemy Db1500 eval board
 231 #
 232 libs-$(CONFIG_MIPS_DB1500)      += arch/mips/au1000/db1x00/
 233 cflags-$(CONFIG_MIPS_DB1500)    += -Iinclude/asm-mips/mach-db1x00
 234 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 235
 236 #
 237 # AMD Alchemy Db1550 eval board
 238 #
 239 libs-$(CONFIG_MIPS_DB1550)      += arch/mips/au1000/db1x00/
 240 cflags-$(CONFIG_MIPS_DB1550)    += -Iinclude/asm-mips/mach-db1x00
 241 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 242
 243 #
 244 # AMD Alchemy Db1200 eval board
 245 #
 246 libs-$(CONFIG_MIPS_DB1200)      += arch/mips/au1000/pb1200/
 247 cflags-$(CONFIG_MIPS_DB1200)    += -Iinclude/asm-mips/mach-db1x00
 248 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 249
 250 #
 251 # AMD Alchemy Bosporus eval board
 252 #
 253 libs-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/au1000/db1x00/
 254 cflags-$(CONFIG_MIPS_BOSPORUS)  += -Iinclude/asm-mips/mach-db1x00
 255 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 256
 257 #
 258 # AMD Alchemy Mirage eval board
 259 #
 260 libs-$(CONFIG_MIPS_MIRAGE)      += arch/mips/au1000/db1x00/
 261 cflags-$(CONFIG_MIPS_MIRAGE)    += -Iinclude/asm-mips/mach-db1x00
 262 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 263
 264 #
 265 # 4G-Systems eval board
 266 #
 267 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/au1000/mtx-1/
 268 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 269
 270 #
 271 # MyCable eval board
 272 #
 273 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/au1000/xxs1500/
 274 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 275
 276 #
 277 # Cobalt Server
 278 #
 279 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 280 cflags-$(CONFIG_MIPS_COBALT)    += -Iinclude/asm-mips/mach-cobalt
 281 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 282
 283 #
 284 # DECstation family
 285 #
 286 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 287 cflags-$(CONFIG_MACH_DECSTATION)+= -Iinclude/asm-mips/mach-dec
 288 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 289 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 290
 291 #
 292 # Wind River PPMC Board (4KC + GT64120)
 293 #
 294 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 295 cflags-$(CONFIG_WR_PPMC)                += -Iinclude/asm-mips/mach-wrppmc
 296 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 297
 298 #
 299 # lemote fulong mini-PC board
 300 #
 301 core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
 302 load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
 303 cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote
 304
 305 #
 306 # For all MIPS, Inc. eval boards
 307 #
 308 core-$(CONFIG_MIPS_BOARDS_GEN)  += arch/mips/mips-boards/generic/
 309
 310 #
 311 # MIPS Atlas board
 312 #
 313 core-$(CONFIG_MIPS_ATLAS)       += arch/mips/mips-boards/atlas/
 314 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-atlas
 315 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-mips
 316 load-$(CONFIG_MIPS_ATLAS)       += 0xffffffff80100000
 317 all-$(CONFIG_MIPS_ATLAS)        := vmlinux.bin
 318
 319 #
 320 # MIPS Malta board
 321 #
 322 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mips-boards/malta/
 323 cflags-$(CONFIG_MIPS_MALTA)     += -Iinclude/asm-mips/mach-mips
 324 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 325 all-$(CONFIG_MIPS_MALTA)        := vmlinux.bin
 326
 327 #
 328 # MIPS SEAD board
 329 #
 330 core-$(CONFIG_MIPS_SEAD)        += arch/mips/mips-boards/sead/
 331 cflags-$(CONFIG_MIPS_SEAD)      += -Iinclude/asm-mips/mach-mips
 332 load-$(CONFIG_MIPS_SEAD)        += 0xffffffff80100000
 333 all-$(CONFIG_MIPS_SEAD)         := vmlinux.srec
 334
 335 #
 336 # MIPS SIM
 337 #
 338 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 339 cflags-$(CONFIG_MIPS_SIM)       += -Iinclude/asm-mips/mach-mipssim
 340 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 341
 342 #
 343 # PMC-Sierra MSP SOCs
 344 #
 345 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 346 cflags-$(CONFIG_PMC_MSP)        += -Iinclude/asm-mips/pmc-sierra/msp71xx \
 347                                         -mno-branch-likely
 348 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 349
 350 #
 351 # PMC-Sierra Yosemite
 352 #
 353 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 354 cflags-$(CONFIG_PMC_YOSEMITE)   += -Iinclude/asm-mips/mach-yosemite
 355 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 356
 357 #
 358 # Basler eXcite
 359 #
 360 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 361 cflags-$(CONFIG_BASLER_EXCITE)  += -Iinclude/asm-mips/mach-excite
 362 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 363
 364 #
 365 # LASAT platforms
 366 #
 367 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 368 cflags-$(CONFIG_LASAT)          += -Iinclude/asm-mips/mach-lasat
 369 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 370
 371 #
 372 # Common VR41xx
 373 #
 374 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 375 cflags-$(CONFIG_MACH_VR41XX)    += -Iinclude/asm-mips/mach-vr41xx
 376
 377 #
 378 # NEC VR4133
 379 #
 380 core-$(CONFIG_NEC_CMBVR4133)    += arch/mips/vr41xx/nec-cmbvr4133/
 381 load-$(CONFIG_NEC_CMBVR4133)    += 0xffffffff80100000
 382
 383 #
 384 # ZAO Networks Capcella (VR4131)
 385 #
 386 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 387
 388 #
 389 # Victor MP-C303/304 (VR4122)
 390 #
 391 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 392
 393 #
 394 # IBM WorkPad z50 (VR4121)
 395 #
 396 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 397 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 398
 399 #
 400 # CASIO CASSIPEIA E-55/65 (VR4111)
 401 #
 402 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 403 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 404
 405 #
 406 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 407 #
 408 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 409
 410 #
 411 # Common Philips PNX8550
 412 #
 413 core-$(CONFIG_SOC_PNX8550)      += arch/mips/philips/pnx8550/common/
 414 cflags-$(CONFIG_SOC_PNX8550)    += -Iinclude/asm-mips/mach-pnx8550
 415
 416 #
 417 # Philips PNX8550 JBS board
 418 #
 419 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/philips/pnx8550/jbs/
 420 #cflags-$(CONFIG_PNX8550_JBS)   += -Iinclude/asm-mips/mach-pnx8550
 421 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 422
 423 # Philips PNX8550 STB810 board
 424 #
 425 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/philips/pnx8550/stb810/
 426 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 427
 428 # NEC EMMA2RH boards
 429 #
 430 core-$(CONFIG_EMMA2RH)          += arch/mips/emma2rh/common/
 431 cflags-$(CONFIG_EMMA2RH)        += -Iinclude/asm-mips/mach-emma2rh
 432
 433 # NEC EMMA2RH Mark-eins
 434 core-$(CONFIG_MARKEINS)         += arch/mips/emma2rh/markeins/
 435 load-$(CONFIG_MARKEINS)         += 0xffffffff88100000
 436
 437 #
 438 # SGI IP22 (Indy/Indigo2)
 439 #
 440 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 441 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 442 # be aligned to a multiple of the kernel stack size or the handling of the
 443 # current variable will break so for 64-bit kernels we have to raise the start
 444 # address by 8kb.
 445 #
 446 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 447 cflags-$(CONFIG_SGI_IP22)       += -Iinclude/asm-mips/mach-ip22
 448 ifdef CONFIG_32BIT
 449 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 450 endif
 451 ifdef CONFIG_64BIT
 452 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 453 endif
 454
 455 #
 456 # SGI-IP27 (Origin200/2000)
 457 #
 458 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 459 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 460 # be 16kb aligned or the handling of the current variable will break.
 461 #
 462 ifdef CONFIG_SGI_IP27
 463 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 464 cflags-$(CONFIG_SGI_IP27)       += -Iinclude/asm-mips/mach-ip27
 465 ifdef CONFIG_MAPPED_KERNEL
 466 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 467 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 468 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 469 else
 470 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 471 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 472 endif
 473 endif
 474
 475 #
 476 # SGI IP28 (Indigo2 R10k)
 477 #
 478 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 479 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 480 # be 16kb aligned or the handling of the current variable will break.
 481 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 482 #
 483 #core-$(CONFIG_SGI_IP28)                += arch/mips/sgi-ip22/ arch/mips/arc/arc_con.o
 484 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 485 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=1 -Iinclude/asm-mips/mach-ip28
 486 #cflags-$(CONFIG_SGI_IP28)      += -Iinclude/asm-mips/mach-ip28
 487 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 488
 489 #
 490 # SGI-IP32 (O2)
 491 #
 492 # Set the load address to >= 80069000 if you want to leave space for symmon,
 493 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 494 # a multiple of the kernel stack size or the handling of the current variable
 495 # will break.
 496 #
 497 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 498 cflags-$(CONFIG_SGI_IP32)       += -Iinclude/asm-mips/mach-ip32
 499 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 500
 501 #
 502 # Sibyte SB1250/BCM1480 SOC
 503 #
 504 # This is a LIB so that it links at the end, and initcalls are later
 505 # the sequence; but it is built as an object so that modules don't get
 506 # removed (as happens, even if they have __initcall/module_init)
 507 #
 508 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 509 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 510 cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte \
 511                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 512
 513 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 514 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 515 cflags-$(CONFIG_SIBYTE_SB1250)  += -Iinclude/asm-mips/mach-sibyte \
 516                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 517
 518 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 519 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 520 cflags-$(CONFIG_SIBYTE_BCM1x55) += -Iinclude/asm-mips/mach-sibyte \
 521                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 522
 523 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 524 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 525 cflags-$(CONFIG_SIBYTE_BCM1x80) += -Iinclude/asm-mips/mach-sibyte \
 526                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 527
 528 #
 529 # Sibyte BCM91120x (Carmel) board
 530 # Sibyte BCM91120C (CRhine) board
 531 # Sibyte BCM91125C (CRhone) board
 532 # Sibyte BCM91125E (Rhone) board
 533 # Sibyte SWARM board
 534 # Sibyte BCM91x80 (BigSur) board
 535 #
 536 libs-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 537 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 538 libs-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 539 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 540 libs-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 541 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 542 libs-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 543 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 544 libs-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 545 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 546 libs-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 547 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 548 libs-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 549 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 550
 551 #
 552 # Broadcom BCM47XX boards
 553 #
 554 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 555 cflags-$(CONFIG_BCM47XX)        += -Iinclude/asm-mips/mach-bcm47xx
 556 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 557
 558 #
 559 # SNI RM
 560 #
 561 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 562 cflags-$(CONFIG_SNI_RM)         += -Iinclude/asm-mips/mach-rm
 563 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 564 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 565
 566 #
 567 # Toshiba JMR-TX3927 board
 568 #
 569 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/jmr3927/rbhma3100/ \
 570                                    arch/mips/jmr3927/common/
 571 cflags-$(CONFIG_TOSHIBA_JMR3927) += -Iinclude/asm-mips/mach-jmr3927
 572 load-$(CONFIG_TOSHIBA_JMR3927)  += 0xffffffff80050000
 573
 574 #
 575 # Toshiba RBTX4927 board or
 576 # Toshiba RBTX4937 board
 577 #
 578 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/toshiba_rbtx4927/
 579 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/common/
 580 cflags-$(CONFIG_TOSHIBA_RBTX4927) += -Iinclude/asm-mips/mach-tx49xx
 581 load-$(CONFIG_TOSHIBA_RBTX4927) += 0xffffffff80020000
 582
 583 #
 584 # Toshiba RBTX4938 board
 585 #
 586 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/toshiba_rbtx4938/
 587 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/common/
 588 cflags-$(CONFIG_TOSHIBA_RBTX4938) += -Iinclude/asm-mips/mach-tx49xx
 589 load-$(CONFIG_TOSHIBA_RBTX4938) += 0xffffffff80100000
 590
 591 cflags-y                        += -Iinclude/asm-mips/mach-generic
 592 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 593
 594 ifdef CONFIG_32BIT
 595 ifdef CONFIG_CPU_LITTLE_ENDIAN
 596 JIFFIES                 = jiffies_64
 597 else
 598 JIFFIES                 = jiffies_64 + 4
 599 endif
 600 else
 601 JIFFIES                 = jiffies_64
 602 endif
 603
 604 #
 605 # Automatically detect the build format. By default we choose
 606 # the elf format according to the load address.
 607 # We can always force a build with a 64-bits symbol format by
 608 # passing 'KBUILD_SYM32=no' option to the make's command line.
 609 #
 610 ifdef CONFIG_64BIT
 611   ifndef KBUILD_SYM32
 612     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 613       KBUILD_SYM32 = y
 614     endif
 615   endif
 616
 617   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 618     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 619   else
 620     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 621       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 622     endif
 623   endif
 624 endif
 625
 626 KBUILD_AFLAGS   += $(cflags-y)
 627 KBUILD_CFLAGS   += $(cflags-y) \
 628                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 629
 630 LDFLAGS                 += -m $(ld-emul)
 631
 632 ifdef CONFIG_MIPS
 633 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 634         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 635         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 636 ifdef CONFIG_64BIT
 637 CHECKFLAGS              += -m64
 638 endif
 639 endif
 640
 641 OBJCOPYFLAGS            += --remove-section=.reginfo
 642
 643 #
 644 # Choosing incompatible machines durings configuration will result in
 645 # error messages during linking.  Select a default linkscript if
 646 # none has been choosen above.
 647 #
 648
 649 CPPFLAGS_vmlinux.lds := \
 650         $(KBUILD_CFLAGS) \
 651         -D"LOADADDR=$(load-y)" \
 652         -D"JIFFIES=$(JIFFIES)" \
 653         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 654
 655 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 656
 657 libs-y                  += arch/mips/lib/
 658
 659 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 660
 661 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 662
 663 ifdef CONFIG_LASAT
 664 rom.bin rom.sw: vmlinux
 665         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 666 endif
 667
 668 #
 669 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 670 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 671 # convert to ECOFF using elf2ecoff.
 672 #
 673 vmlinux.32: vmlinux
 674         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 675
 676 #
 677 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 678 # ELF files from 32-bit files by conversion.
 679 #
 680 vmlinux.64: vmlinux
 681         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 682
 683 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 684
 685 all:    $(all-y)
 686
 687 vmlinux.bin: $(vmlinux-32)
 688         +@$(call makeboot,$@)
 689
 690 vmlinux.ecoff: $(vmlinux-32)
 691         +@$(call makeboot,$@)
 692
 693 vmlinux.srec: $(vmlinux-32)
 694         +@$(call makeboot,$@)
 695
 696 CLEAN_FILES += vmlinux.ecoff \
 697                vmlinux.srec
 698
 699 archprepare:
 700 ifdef CONFIG_MIPS32_N32
 701         @echo '  Checking missing-syscalls for N32'
 702         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 703 endif
 704 ifdef CONFIG_MIPS32_O32
 705         @echo '  Checking missing-syscalls for O32'
 706         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 707 endif
 708
 709 archclean:
 710         @$(MAKE) $(clean)=arch/mips/boot
 711         @$(MAKE) $(clean)=arch/mips/lasat
 712
 713 define archhelp
 714         echo '  vmlinux.ecoff        - ECOFF boot image'
 715         echo '  vmlinux.bin          - Raw binary boot image'
 716         echo '  vmlinux.srec         - SREC boot image'
 717         echo
 718         echo '  These will be default as apropriate for a configured platform.'
 719 endef
 720
 721 CLEAN_FILES += vmlinux.32 \
 722                vmlinux.64 \
 723                vmlinux.ecoff