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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 KBUILD_DEFCONFIG := ip22_defconfig
  16
  17 cflags-y :=
  18
  19 #
  20 # Select the object file format to substitute into the linker script.
  21 #
  22 ifdef CONFIG_CPU_LITTLE_ENDIAN
  23 32bit-tool-archpref     = mipsel
  24 64bit-tool-archpref     = mips64el
  25 32bit-bfd               = elf32-tradlittlemips
  26 64bit-bfd               = elf64-tradlittlemips
  27 32bit-emul              = elf32ltsmip
  28 64bit-emul              = elf64ltsmip
  29 else
  30 32bit-tool-archpref     = mips
  31 64bit-tool-archpref     = mips64
  32 32bit-bfd               = elf32-tradbigmips
  33 64bit-bfd               = elf64-tradbigmips
  34 32bit-emul              = elf32btsmip
  35 64bit-emul              = elf64btsmip
  36 endif
  37
  38 ifdef CONFIG_32BIT
  39 tool-archpref           = $(32bit-tool-archpref)
  40 UTS_MACHINE             := mips
  41 endif
  42 ifdef CONFIG_64BIT
  43 tool-archpref           = $(64bit-tool-archpref)
  44 UTS_MACHINE             := mips64
  45 endif
  46
  47 ifneq ($(SUBARCH),$(ARCH))
  48   ifeq ($(CROSS_COMPILE),)
  49     CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux-  $(tool-archpref)-linux-gnu-  $(tool-archpref)-unknown-linux-gnu-)
  50   endif
  51 endif
  52
  53 ifdef CONFIG_32BIT
  54 ld-emul                 = $(32bit-emul)
  55 vmlinux-32              = vmlinux
  56 vmlinux-64              = vmlinux.64
  57
  58 cflags-y                += -mabi=32
  59 endif
  60
  61 ifdef CONFIG_64BIT
  62 ld-emul                 = $(64bit-emul)
  63 vmlinux-32              = vmlinux.32
  64 vmlinux-64              = vmlinux
  65
  66 cflags-y                += -mabi=64
  67 endif
  68
  69 all-$(CONFIG_BOOT_ELF32)        := $(vmlinux-32)
  70 all-$(CONFIG_BOOT_ELF64)        := $(vmlinux-64)
  71
  72 #
  73 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  74 # code since it only slows down the whole thing.  At some point we might make
  75 # use of global pointer optimizations but their use of $28 conflicts with
  76 # the current pointer optimization.
  77 #
  78 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  79 # machines may also.  Since BFD is incredibly buggy with respect to
  80 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  81 #
  82 cflags-y                        += -G 0 -mno-abicalls -fno-pic -pipe
  83 cflags-y                        += -msoft-float
  84 LDFLAGS_vmlinux                 += -G 0 -static -n -nostdlib
  85 MODFLAGS                        += -mlong-calls
  86
  87 cflags-y += -ffreestanding
  88
  89 #
  90 # We explicitly add the endianness specifier if needed, this allows
  91 # to compile kernels with a toolchain for the other endianness. We
  92 # carefully avoid to add it redundantly because gcc 3.3/3.4 complains
  93 # when fed the toolchain default!
  94 #
  95 # Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
  96 # 2006-10-10 don't properly change the predefined symbols if -EB / -EL
  97 # are used, so we kludge that here.  A bug has been filed at
  98 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
  99 #
 100 undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
 101 undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
 102 predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
 103 predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 104 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 105 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
 106
 107 cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 108
 109 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
 110                                    -fno-omit-frame-pointer
 111
 112 #
 113 # CPU-dependent compiler/assembler options for optimization.
 114 #
 115 cflags-$(CONFIG_CPU_R3000)      += -march=r3000
 116 cflags-$(CONFIG_CPU_TX39XX)     += -march=r3900
 117 cflags-$(CONFIG_CPU_R6000)      += -march=r6000 -Wa,--trap
 118 cflags-$(CONFIG_CPU_R4300)      += -march=r4300 -Wa,--trap
 119 cflags-$(CONFIG_CPU_VR41XX)     += -march=r4100 -Wa,--trap
 120 cflags-$(CONFIG_CPU_R4X00)      += -march=r4600 -Wa,--trap
 121 cflags-$(CONFIG_CPU_TX49XX)     += -march=r4600 -Wa,--trap
 122 cflags-$(CONFIG_CPU_LOONGSON2)  += -march=r4600 -Wa,--trap
 123 cflags-$(CONFIG_CPU_MIPS32_R1)  += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 124                         -Wa,-mips32 -Wa,--trap
 125 cflags-$(CONFIG_CPU_MIPS32_R2)  += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 126                         -Wa,-mips32r2 -Wa,--trap
 127 cflags-$(CONFIG_CPU_MIPS64_R1)  += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 128                         -Wa,-mips64 -Wa,--trap
 129 cflags-$(CONFIG_CPU_MIPS64_R2)  += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 130                         -Wa,-mips64r2 -Wa,--trap
 131 cflags-$(CONFIG_CPU_R5000)      += -march=r5000 -Wa,--trap
 132 cflags-$(CONFIG_CPU_R5432)      += $(call cc-option,-march=r5400,-march=r5000) \
 133                         -Wa,--trap
 134 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 135                         -Wa,--trap
 136 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 137                         -Wa,--trap
 138 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 139                         -Wa,--trap
 140 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 141                         -Wa,--trap
 142 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 143 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 144                         -Wa,--trap
 145
 146 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 147 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 148 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 149
 150 ifdef CONFIG_CPU_SB1
 151 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 152 MODFLAGS        += -msb1-pass1-workarounds
 153 endif
 154 endif
 155
 156 #
 157 # Firmware support
 158 #
 159 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 160 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 161 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 162 libs-y                          += arch/mips/fw/lib/
 163 libs-$(CONFIG_SIBYTE_CFE)       += arch/mips/sibyte/cfe/
 164
 165 #
 166 # Board-dependent options and extra files
 167 #
 168
 169 #
 170 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 171 #
 172 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 173 cflags-$(CONFIG_MACH_JAZZ)      += -Iinclude/asm-mips/mach-jazz
 174 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 175
 176 #
 177 # Common Alchemy Au1x00 stuff
 178 #
 179 core-$(CONFIG_SOC_AU1X00)       += arch/mips/au1000/common/
 180 cflags-$(CONFIG_SOC_AU1X00)     += -Iinclude/asm-mips/mach-au1x00
 181
 182 #
 183 # AMD Alchemy Pb1000 eval board
 184 #
 185 libs-$(CONFIG_MIPS_PB1000)      += arch/mips/au1000/pb1000/
 186 cflags-$(CONFIG_MIPS_PB1000)    += -Iinclude/asm-mips/mach-pb1x00
 187 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 188
 189 #
 190 # AMD Alchemy Pb1100 eval board
 191 #
 192 libs-$(CONFIG_MIPS_PB1100)      += arch/mips/au1000/pb1100/
 193 cflags-$(CONFIG_MIPS_PB1100)    += -Iinclude/asm-mips/mach-pb1x00
 194 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 195
 196 #
 197 # AMD Alchemy Pb1500 eval board
 198 #
 199 libs-$(CONFIG_MIPS_PB1500)      += arch/mips/au1000/pb1500/
 200 cflags-$(CONFIG_MIPS_PB1500)    += -Iinclude/asm-mips/mach-pb1x00
 201 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 202
 203 #
 204 # AMD Alchemy Pb1550 eval board
 205 #
 206 libs-$(CONFIG_MIPS_PB1550)      += arch/mips/au1000/pb1550/
 207 cflags-$(CONFIG_MIPS_PB1550)    += -Iinclude/asm-mips/mach-pb1x00
 208 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 209
 210 #
 211 # AMD Alchemy Pb1200 eval board
 212 #
 213 libs-$(CONFIG_MIPS_PB1200)      += arch/mips/au1000/pb1200/
 214 cflags-$(CONFIG_MIPS_PB1200)    += -Iinclude/asm-mips/mach-pb1x00
 215 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 216
 217 #
 218 # AMD Alchemy Db1000 eval board
 219 #
 220 libs-$(CONFIG_MIPS_DB1000)      += arch/mips/au1000/db1x00/
 221 cflags-$(CONFIG_MIPS_DB1000)    += -Iinclude/asm-mips/mach-db1x00
 222 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 223
 224 #
 225 # AMD Alchemy Db1100 eval board
 226 #
 227 libs-$(CONFIG_MIPS_DB1100)      += arch/mips/au1000/db1x00/
 228 cflags-$(CONFIG_MIPS_DB1100)    += -Iinclude/asm-mips/mach-db1x00
 229 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 230
 231 #
 232 # AMD Alchemy Db1500 eval board
 233 #
 234 libs-$(CONFIG_MIPS_DB1500)      += arch/mips/au1000/db1x00/
 235 cflags-$(CONFIG_MIPS_DB1500)    += -Iinclude/asm-mips/mach-db1x00
 236 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 237
 238 #
 239 # AMD Alchemy Db1550 eval board
 240 #
 241 libs-$(CONFIG_MIPS_DB1550)      += arch/mips/au1000/db1x00/
 242 cflags-$(CONFIG_MIPS_DB1550)    += -Iinclude/asm-mips/mach-db1x00
 243 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 244
 245 #
 246 # AMD Alchemy Db1200 eval board
 247 #
 248 libs-$(CONFIG_MIPS_DB1200)      += arch/mips/au1000/pb1200/
 249 cflags-$(CONFIG_MIPS_DB1200)    += -Iinclude/asm-mips/mach-db1x00
 250 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 251
 252 #
 253 # AMD Alchemy Bosporus eval board
 254 #
 255 libs-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/au1000/db1x00/
 256 cflags-$(CONFIG_MIPS_BOSPORUS)  += -Iinclude/asm-mips/mach-db1x00
 257 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 258
 259 #
 260 # AMD Alchemy Mirage eval board
 261 #
 262 libs-$(CONFIG_MIPS_MIRAGE)      += arch/mips/au1000/db1x00/
 263 cflags-$(CONFIG_MIPS_MIRAGE)    += -Iinclude/asm-mips/mach-db1x00
 264 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 265
 266 #
 267 # 4G-Systems eval board
 268 #
 269 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/au1000/mtx-1/
 270 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 271
 272 #
 273 # MyCable eval board
 274 #
 275 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/au1000/xxs1500/
 276 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 277
 278 #
 279 # Cobalt Server
 280 #
 281 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 282 cflags-$(CONFIG_MIPS_COBALT)    += -Iinclude/asm-mips/mach-cobalt
 283 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 284
 285 #
 286 # DECstation family
 287 #
 288 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 289 cflags-$(CONFIG_MACH_DECSTATION)+= -Iinclude/asm-mips/mach-dec
 290 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 291 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 292
 293 #
 294 # Wind River PPMC Board (4KC + GT64120)
 295 #
 296 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 297 cflags-$(CONFIG_WR_PPMC)                += -Iinclude/asm-mips/mach-wrppmc
 298 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 299
 300 #
 301 # lemote fulong mini-PC board
 302 #
 303 core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
 304 load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
 305 cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote
 306
 307 #
 308 # For all MIPS, Inc. eval boards
 309 #
 310 core-$(CONFIG_MIPS_BOARDS_GEN)  += arch/mips/mips-boards/generic/
 311
 312 #
 313 # MIPS Atlas board
 314 #
 315 core-$(CONFIG_MIPS_ATLAS)       += arch/mips/mips-boards/atlas/
 316 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-atlas
 317 cflags-$(CONFIG_MIPS_ATLAS)     += -Iinclude/asm-mips/mach-mips
 318 load-$(CONFIG_MIPS_ATLAS)       += 0xffffffff80100000
 319 all-$(CONFIG_MIPS_ATLAS)        := vmlinux.bin
 320
 321 #
 322 # MIPS Malta board
 323 #
 324 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mips-boards/malta/
 325 cflags-$(CONFIG_MIPS_MALTA)     += -Iinclude/asm-mips/mach-mips
 326 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 327 all-$(CONFIG_MIPS_MALTA)        := vmlinux.bin
 328
 329 #
 330 # MIPS SEAD board
 331 #
 332 core-$(CONFIG_MIPS_SEAD)        += arch/mips/mips-boards/sead/
 333 cflags-$(CONFIG_MIPS_SEAD)      += -Iinclude/asm-mips/mach-mips
 334 load-$(CONFIG_MIPS_SEAD)        += 0xffffffff80100000
 335 all-$(CONFIG_MIPS_SEAD)         := vmlinux.srec
 336
 337 #
 338 # MIPS SIM
 339 #
 340 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 341 cflags-$(CONFIG_MIPS_SIM)       += -Iinclude/asm-mips/mach-mipssim
 342 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 343
 344 #
 345 # PMC-Sierra MSP SOCs
 346 #
 347 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 348 cflags-$(CONFIG_PMC_MSP)        += -Iinclude/asm-mips/pmc-sierra/msp71xx \
 349                                         -mno-branch-likely
 350 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 351
 352 #
 353 # PMC-Sierra Yosemite
 354 #
 355 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 356 cflags-$(CONFIG_PMC_YOSEMITE)   += -Iinclude/asm-mips/mach-yosemite
 357 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 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-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 473 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 474 endif
 475 endif
 476
 477 #
 478 # SGI IP28 (Indigo2 R10k)
 479 #
 480 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 481 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 482 # be 16kb aligned or the handling of the current variable will break.
 483 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 484 #
 485 ifdef CONFIG_SGI_IP28
 486   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
 487       $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
 488   endif
 489 endif
 490 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 491 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=1 -Iinclude/asm-mips/mach-ip28
 492 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 493
 494 #
 495 # SGI-IP32 (O2)
 496 #
 497 # Set the load address to >= 80069000 if you want to leave space for symmon,
 498 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 499 # a multiple of the kernel stack size or the handling of the current variable
 500 # will break.
 501 #
 502 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 503 cflags-$(CONFIG_SGI_IP32)       += -Iinclude/asm-mips/mach-ip32
 504 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 505
 506 #
 507 # Sibyte SB1250/BCM1480 SOC
 508 #
 509 # This is a LIB so that it links at the end, and initcalls are later
 510 # the sequence; but it is built as an object so that modules don't get
 511 # removed (as happens, even if they have __initcall/module_init)
 512 #
 513 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 514 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 515 cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte \
 516                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 517
 518 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 519 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 520 cflags-$(CONFIG_SIBYTE_SB1250)  += -Iinclude/asm-mips/mach-sibyte \
 521                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 522
 523 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 524 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 525 cflags-$(CONFIG_SIBYTE_BCM1x55) += -Iinclude/asm-mips/mach-sibyte \
 526                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 527
 528 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 529 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 530 cflags-$(CONFIG_SIBYTE_BCM1x80) += -Iinclude/asm-mips/mach-sibyte \
 531                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 532
 533 #
 534 # Sibyte BCM91120x (Carmel) board
 535 # Sibyte BCM91120C (CRhine) board
 536 # Sibyte BCM91125C (CRhone) board
 537 # Sibyte BCM91125E (Rhone) board
 538 # Sibyte SWARM board
 539 # Sibyte BCM91x80 (BigSur) board
 540 #
 541 libs-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 542 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 543 libs-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 544 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 545 libs-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 546 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 547 libs-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 548 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 549 libs-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 550 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 551 libs-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 552 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 553 libs-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 554 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 555
 556 #
 557 # Broadcom BCM47XX boards
 558 #
 559 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 560 cflags-$(CONFIG_BCM47XX)        += -Iinclude/asm-mips/mach-bcm47xx
 561 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 562
 563 #
 564 # SNI RM
 565 #
 566 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 567 cflags-$(CONFIG_SNI_RM)         += -Iinclude/asm-mips/mach-rm
 568 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 569 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 570
 571 #
 572 # Toshiba JMR-TX3927 board
 573 #
 574 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/jmr3927/rbhma3100/ \
 575                                    arch/mips/jmr3927/common/
 576 cflags-$(CONFIG_TOSHIBA_JMR3927) += -Iinclude/asm-mips/mach-jmr3927
 577 load-$(CONFIG_TOSHIBA_JMR3927)  += 0xffffffff80050000
 578
 579 #
 580 # Toshiba RBTX4927 board or
 581 # Toshiba RBTX4937 board
 582 #
 583 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/toshiba_rbtx4927/
 584 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/common/
 585 cflags-$(CONFIG_TOSHIBA_RBTX4927) += -Iinclude/asm-mips/mach-tx49xx
 586 load-$(CONFIG_TOSHIBA_RBTX4927) += 0xffffffff80020000
 587
 588 #
 589 # Toshiba RBTX4938 board
 590 #
 591 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/toshiba_rbtx4938/
 592 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/common/
 593 cflags-$(CONFIG_TOSHIBA_RBTX4938) += -Iinclude/asm-mips/mach-tx49xx
 594 load-$(CONFIG_TOSHIBA_RBTX4938) += 0xffffffff80100000
 595
 596 cflags-y                        += -Iinclude/asm-mips/mach-generic
 597 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 598
 599 ifdef CONFIG_32BIT
 600 ifdef CONFIG_CPU_LITTLE_ENDIAN
 601 JIFFIES                 = jiffies_64
 602 else
 603 JIFFIES                 = jiffies_64 + 4
 604 endif
 605 else
 606 JIFFIES                 = jiffies_64
 607 endif
 608
 609 #
 610 # Automatically detect the build format. By default we choose
 611 # the elf format according to the load address.
 612 # We can always force a build with a 64-bits symbol format by
 613 # passing 'KBUILD_SYM32=no' option to the make's command line.
 614 #
 615 ifdef CONFIG_64BIT
 616   ifndef KBUILD_SYM32
 617     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 618       KBUILD_SYM32 = y
 619     endif
 620   endif
 621
 622   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 623     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 624   else
 625     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 626       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 627     endif
 628   endif
 629 endif
 630
 631 KBUILD_AFLAGS   += $(cflags-y)
 632 KBUILD_CFLAGS   += $(cflags-y) \
 633                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 634
 635 LDFLAGS                 += -m $(ld-emul)
 636
 637 ifdef CONFIG_MIPS
 638 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 639         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 640         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 641 ifdef CONFIG_64BIT
 642 CHECKFLAGS              += -m64
 643 endif
 644 endif
 645
 646 OBJCOPYFLAGS            += --remove-section=.reginfo
 647
 648 #
 649 # Choosing incompatible machines durings configuration will result in
 650 # error messages during linking.  Select a default linkscript if
 651 # none has been choosen above.
 652 #
 653
 654 CPPFLAGS_vmlinux.lds := \
 655         $(KBUILD_CFLAGS) \
 656         -D"LOADADDR=$(load-y)" \
 657         -D"JIFFIES=$(JIFFIES)" \
 658         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 659
 660 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 661
 662 libs-y                  += arch/mips/lib/
 663
 664 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 665
 666 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 667
 668 ifdef CONFIG_LASAT
 669 rom.bin rom.sw: vmlinux
 670         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 671 endif
 672
 673 #
 674 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 675 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 676 # convert to ECOFF using elf2ecoff.
 677 #
 678 vmlinux.32: vmlinux
 679         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 680
 681 #
 682 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 683 # ELF files from 32-bit files by conversion.
 684 #
 685 vmlinux.64: vmlinux
 686         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 687
 688 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 689
 690 all:    $(all-y)
 691
 692 vmlinux.bin: $(vmlinux-32)
 693         +@$(call makeboot,$@)
 694
 695 vmlinux.ecoff: $(vmlinux-32)
 696         +@$(call makeboot,$@)
 697
 698 vmlinux.srec: $(vmlinux-32)
 699         +@$(call makeboot,$@)
 700
 701 CLEAN_FILES += vmlinux.ecoff \
 702                vmlinux.srec
 703
 704 archprepare:
 705 ifdef CONFIG_MIPS32_N32
 706         @echo '  Checking missing-syscalls for N32'
 707         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 708 endif
 709 ifdef CONFIG_MIPS32_O32
 710         @echo '  Checking missing-syscalls for O32'
 711         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 712 endif
 713
 714 archclean:
 715         @$(MAKE) $(clean)=arch/mips/boot
 716         @$(MAKE) $(clean)=arch/mips/lasat
 717
 718 define archhelp
 719         echo '  vmlinux.ecoff        - ECOFF boot image'
 720         echo '  vmlinux.bin          - Raw binary boot image'
 721         echo '  vmlinux.srec         - SREC boot image'
 722         echo
 723         echo '  These will be default as apropriate for a configured platform.'
 724 endef
 725
 726 CLEAN_FILES += vmlinux.32 \
 727                vmlinux.64 \
 728                vmlinux.ecoff