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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 := -ffunction-sections
  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_R5500)      += $(call cc-option,-march=r5500,-march=r5000) \
 135                         -Wa,--trap
 136 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 137                         -Wa,--trap
 138 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 139                         -Wa,--trap
 140 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 141                         -Wa,--trap
 142 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 143                         -Wa,--trap
 144 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 145 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 146                         -Wa,--trap
 147 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
 148 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
 149 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
 150 endif
 151
 152 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 153 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 154 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 155
 156 ifdef CONFIG_CPU_SB1
 157 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 158 MODFLAGS        += -msb1-pass1-workarounds
 159 endif
 160 endif
 161
 162 #
 163 # Firmware support
 164 #
 165 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 166 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 167 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 168 libs-y                          += arch/mips/fw/lib/
 169 libs-$(CONFIG_SIBYTE_CFE)       += arch/mips/sibyte/cfe/
 170
 171 #
 172 # Board-dependent options and extra files
 173 #
 174
 175 #
 176 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 177 #
 178 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 179 cflags-$(CONFIG_MACH_JAZZ)      += -I$(srctree)/arch/mips/include/asm/mach-jazz
 180 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 181
 182 #
 183 # Common Alchemy Au1x00 stuff
 184 #
 185 core-$(CONFIG_SOC_AU1X00)       += arch/mips/alchemy/common/
 186 cflags-$(CONFIG_SOC_AU1X00)     += -I$(srctree)/arch/mips/include/asm/mach-au1x00
 187
 188 #
 189 # AMD Alchemy Pb1000 eval board
 190 #
 191 core-$(CONFIG_MIPS_PB1000)      += arch/mips/alchemy/devboards/
 192 cflags-$(CONFIG_MIPS_PB1000)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 193 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 194
 195 #
 196 # AMD Alchemy Pb1100 eval board
 197 #
 198 core-$(CONFIG_MIPS_PB1100)      += arch/mips/alchemy/devboards/
 199 cflags-$(CONFIG_MIPS_PB1100)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 200 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 201
 202 #
 203 # AMD Alchemy Pb1500 eval board
 204 #
 205 core-$(CONFIG_MIPS_PB1500)      += arch/mips/alchemy/devboards/
 206 cflags-$(CONFIG_MIPS_PB1500)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 207 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 208
 209 #
 210 # AMD Alchemy Pb1550 eval board
 211 #
 212 core-$(CONFIG_MIPS_PB1550)      += arch/mips/alchemy/devboards/
 213 cflags-$(CONFIG_MIPS_PB1550)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 214 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 215
 216 #
 217 # AMD Alchemy Pb1200 eval board
 218 #
 219 core-$(CONFIG_MIPS_PB1200)      += arch/mips/alchemy/devboards/
 220 cflags-$(CONFIG_MIPS_PB1200)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 221 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 222
 223 #
 224 # AMD Alchemy Db1000 eval board
 225 #
 226 core-$(CONFIG_MIPS_DB1000)      += arch/mips/alchemy/devboards/
 227 cflags-$(CONFIG_MIPS_DB1000)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 228 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 229
 230 #
 231 # AMD Alchemy Db1100 eval board
 232 #
 233 core-$(CONFIG_MIPS_DB1100)      += arch/mips/alchemy/devboards/
 234 cflags-$(CONFIG_MIPS_DB1100)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 235 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 236
 237 #
 238 # AMD Alchemy Db1500 eval board
 239 #
 240 core-$(CONFIG_MIPS_DB1500)      += arch/mips/alchemy/devboards/
 241 cflags-$(CONFIG_MIPS_DB1500)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 242 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 243
 244 #
 245 # AMD Alchemy Db1550 eval board
 246 #
 247 core-$(CONFIG_MIPS_DB1550)      += arch/mips/alchemy/devboards/
 248 cflags-$(CONFIG_MIPS_DB1550)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 249 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 250
 251 #
 252 # AMD Alchemy Db1200 eval board
 253 #
 254 core-$(CONFIG_MIPS_DB1200)      += arch/mips/alchemy/devboards/
 255 cflags-$(CONFIG_MIPS_DB1200)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 256 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 257
 258 #
 259 # AMD Alchemy Bosporus eval board
 260 #
 261 core-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/alchemy/devboards/
 262 cflags-$(CONFIG_MIPS_BOSPORUS)  += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 263 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 264
 265 #
 266 # AMD Alchemy Mirage eval board
 267 #
 268 core-$(CONFIG_MIPS_MIRAGE)      += arch/mips/alchemy/devboards/
 269 cflags-$(CONFIG_MIPS_MIRAGE)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 270 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 271
 272 #
 273 # 4G-Systems eval board
 274 #
 275 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/alchemy/mtx-1/
 276 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 277
 278 #
 279 # MyCable eval board
 280 #
 281 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/alchemy/xxs1500/
 282 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 283
 284 #
 285 # Cobalt Server
 286 #
 287 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 288 cflags-$(CONFIG_MIPS_COBALT)    += -I$(srctree)/arch/mips/include/asm/mach-cobalt
 289 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 290
 291 #
 292 # DECstation family
 293 #
 294 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 295 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 296 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 297 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 298
 299 #
 300 # Wind River PPMC Board (4KC + GT64120)
 301 #
 302 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 303 cflags-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
 304 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 305
 306 #
 307 # lemote fulong mini-PC board
 308 #
 309 core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
 310 load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
 311 cflags-$(CONFIG_LEMOTE_FULONG) += -I$(srctree)/arch/mips/include/asm/mach-lemote
 312
 313 #
 314 # MIPS Malta board
 315 #
 316 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 317 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 318 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 319 all-$(CONFIG_MIPS_MALTA)        := vmlinux.bin
 320
 321 #
 322 # MIPS SIM
 323 #
 324 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 325 cflags-$(CONFIG_MIPS_SIM)       += -I$(srctree)/arch/mips/include/asm/mach-mipssim
 326 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 327
 328 #
 329 # PMC-Sierra MSP SOCs
 330 #
 331 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 332 cflags-$(CONFIG_PMC_MSP)        += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
 333                                         -mno-branch-likely
 334 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 335
 336 #
 337 # PMC-Sierra Yosemite
 338 #
 339 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 340 cflags-$(CONFIG_PMC_YOSEMITE)   += -I$(srctree)/arch/mips/include/asm/mach-yosemite
 341 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 342
 343 #
 344 # Basler eXcite
 345 #
 346 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 347 cflags-$(CONFIG_BASLER_EXCITE)  += -I$(srctree)/arch/mips/include/asm/mach-excite
 348 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 349
 350 #
 351 # LASAT platforms
 352 #
 353 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 354 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 355 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 356
 357 #
 358 # Common VR41xx
 359 #
 360 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 361 cflags-$(CONFIG_MACH_VR41XX)    += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
 362
 363 #
 364 # ZAO Networks Capcella (VR4131)
 365 #
 366 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 367
 368 #
 369 # Victor MP-C303/304 (VR4122)
 370 #
 371 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 372
 373 #
 374 # IBM WorkPad z50 (VR4121)
 375 #
 376 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 377 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 378
 379 #
 380 # CASIO CASSIPEIA E-55/65 (VR4111)
 381 #
 382 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 383 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 384
 385 #
 386 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 387 #
 388 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 389
 390 # NXP STB225
 391 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 392 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 393 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 394 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 395 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 396 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 397
 398 #
 399 # Common NXP PNX8550
 400 #
 401 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 402 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 403
 404 #
 405 # NXP PNX8550 JBS board
 406 #
 407 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 408 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 409 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 410
 411 # NXP PNX8550 STB810 board
 412 #
 413 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 414 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 415
 416 #
 417 # Common NEC EMMAXXX
 418 #
 419 core-$(CONFIG_SOC_EMMA2RH)      += arch/mips/emma/common/
 420 cflags-$(CONFIG_SOC_EMMA2RH)    += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 421
 422 #
 423 # NEC EMMA2RH Mark-eins
 424 #
 425 core-$(CONFIG_NEC_MARKEINS)     += arch/mips/emma/markeins/
 426 load-$(CONFIG_NEC_MARKEINS)     += 0xffffffff88100000
 427
 428 #
 429 # SGI IP22 (Indy/Indigo2)
 430 #
 431 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 432 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 433 # be aligned to a multiple of the kernel stack size or the handling of the
 434 # current variable will break so for 64-bit kernels we have to raise the start
 435 # address by 8kb.
 436 #
 437 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 438 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 439 ifdef CONFIG_32BIT
 440 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 441 endif
 442 ifdef CONFIG_64BIT
 443 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 444 endif
 445
 446 #
 447 # SGI-IP27 (Origin200/2000)
 448 #
 449 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 450 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 451 # be 16kb aligned or the handling of the current variable will break.
 452 #
 453 ifdef CONFIG_SGI_IP27
 454 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 455 cflags-$(CONFIG_SGI_IP27)       += -I$(srctree)/arch/mips/include/asm/mach-ip27
 456 ifdef CONFIG_MAPPED_KERNEL
 457 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 458 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 459 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 460 else
 461 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 462 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 463 endif
 464 endif
 465
 466 #
 467 # SGI IP28 (Indigo2 R10k)
 468 #
 469 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 470 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 471 # be 16kb aligned or the handling of the current variable will break.
 472 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 473 #
 474 ifdef CONFIG_SGI_IP28
 475   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
 476       $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
 477   endif
 478 endif
 479 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 480 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=1 -I$(srctree)/arch/mips/include/asm/mach-ip28
 481 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 482
 483 #
 484 # SGI-IP32 (O2)
 485 #
 486 # Set the load address to >= 80069000 if you want to leave space for symmon,
 487 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 488 # a multiple of the kernel stack size or the handling of the current variable
 489 # will break.
 490 #
 491 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 492 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 493 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 494
 495 #
 496 # Sibyte SB1250/BCM1480 SOC
 497 #
 498 # This is a LIB so that it links at the end, and initcalls are later
 499 # the sequence; but it is built as an object so that modules don't get
 500 # removed (as happens, even if they have __initcall/module_init)
 501 #
 502 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 503 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 504 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 505                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 506
 507 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 508 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 509 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 510                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 511
 512 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 513 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 514 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 515                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 516
 517 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 518 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 519 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 520                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 521
 522 #
 523 # Sibyte BCM91120x (Carmel) board
 524 # Sibyte BCM91120C (CRhine) board
 525 # Sibyte BCM91125C (CRhone) board
 526 # Sibyte BCM91125E (Rhone) board
 527 # Sibyte SWARM board
 528 # Sibyte BCM91x80 (BigSur) board
 529 #
 530 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 531 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 532 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 533 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 534 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 535 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 536 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 537 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 538 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 539 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 540 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 541 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 542 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 543 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 544
 545 #
 546 # Broadcom BCM47XX boards
 547 #
 548 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 549 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 550 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 551
 552 #
 553 # SNI RM
 554 #
 555 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 556 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 557 ifdef CONFIG_CPU_LITTLE_ENDIAN
 558 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 559 else
 560 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 561 endif
 562 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 563
 564 #
 565 # Common TXx9
 566 #
 567 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 568 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 569 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 570 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 571 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 572 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 573
 574 #
 575 # Toshiba JMR-TX3927 board
 576 #
 577 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 578
 579 #
 580 # Routerboard 532 board
 581 #
 582 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 583 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 584 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 585
 586 #
 587 # Toshiba RBTX49XX boards
 588 #
 589 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 590 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 591 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 592
 593 #
 594 # Cavium Octeon
 595 #
 596 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/
 597 cflags-$(CONFIG_CPU_CAVIUM_OCTEON)      += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
 598 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/executive/
 599 ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
 600 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff84100000
 601 else
 602 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff81100000
 603 endif
 604
 605 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 606 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 607
 608 ifdef CONFIG_32BIT
 609 ifdef CONFIG_CPU_LITTLE_ENDIAN
 610 JIFFIES                 = jiffies_64
 611 else
 612 JIFFIES                 = jiffies_64 + 4
 613 endif
 614 else
 615 JIFFIES                 = jiffies_64
 616 endif
 617
 618 #
 619 # Automatically detect the build format. By default we choose
 620 # the elf format according to the load address.
 621 # We can always force a build with a 64-bits symbol format by
 622 # passing 'KBUILD_SYM32=no' option to the make's command line.
 623 #
 624 ifdef CONFIG_64BIT
 625   ifndef KBUILD_SYM32
 626     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 627       KBUILD_SYM32 = y
 628     endif
 629   endif
 630
 631   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 632     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 633   else
 634     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 635       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 636     endif
 637   endif
 638 endif
 639
 640 KBUILD_AFLAGS   += $(cflags-y)
 641 KBUILD_CFLAGS   += $(cflags-y) \
 642                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 643
 644 LDFLAGS                 += -m $(ld-emul)
 645
 646 ifdef CONFIG_MIPS
 647 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 648         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 649         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 650 ifdef CONFIG_64BIT
 651 CHECKFLAGS              += -m64
 652 endif
 653 endif
 654
 655 OBJCOPYFLAGS            += --remove-section=.reginfo
 656
 657 #
 658 # Choosing incompatible machines durings configuration will result in
 659 # error messages during linking.  Select a default linkscript if
 660 # none has been choosen above.
 661 #
 662
 663 CPPFLAGS_vmlinux.lds := \
 664         $(KBUILD_CFLAGS) \
 665         -D"LOADADDR=$(load-y)" \
 666         -D"JIFFIES=$(JIFFIES)" \
 667         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 668
 669 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 670
 671 libs-y                  += arch/mips/lib/
 672
 673 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 674
 675 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 676
 677 ifdef CONFIG_LASAT
 678 rom.bin rom.sw: vmlinux
 679         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 680 endif
 681
 682 #
 683 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 684 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 685 # convert to ECOFF using elf2ecoff.
 686 #
 687 vmlinux.32: vmlinux
 688         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 689
 690 #
 691 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 692 # ELF files from 32-bit files by conversion.
 693 #
 694 vmlinux.64: vmlinux
 695         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 696
 697 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 698
 699 all:    $(all-y)
 700
 701 vmlinux.bin: $(vmlinux-32)
 702         +@$(call makeboot,$@)
 703
 704 vmlinux.ecoff: $(vmlinux-32)
 705         +@$(call makeboot,$@)
 706
 707 vmlinux.srec: $(vmlinux-32)
 708         +@$(call makeboot,$@)
 709
 710 CLEAN_FILES += vmlinux.ecoff \
 711                vmlinux.srec
 712
 713 archprepare:
 714 ifdef CONFIG_MIPS32_N32
 715         @echo '  Checking missing-syscalls for N32'
 716         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 717 endif
 718 ifdef CONFIG_MIPS32_O32
 719         @echo '  Checking missing-syscalls for O32'
 720         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 721 endif
 722
 723 archclean:
 724         @$(MAKE) $(clean)=arch/mips/boot
 725         @$(MAKE) $(clean)=arch/mips/lasat
 726
 727 define archhelp
 728         echo '  vmlinux.ecoff        - ECOFF boot image'
 729         echo '  vmlinux.bin          - Raw binary boot image'
 730         echo '  vmlinux.srec         - SREC boot image'
 731         echo
 732         echo '  These will be default as apropriate for a configured platform.'
 733 endef
 734
 735 CLEAN_FILES += vmlinux.32 \
 736                vmlinux.64 \
 737                vmlinux.ecoff