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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 #
  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 cflags-y := -ffunction-sections
  52 cflags-y += $(call cc-option, -mno-check-zero-division)
  53
  54 ifdef CONFIG_32BIT
  55 ld-emul                 = $(32bit-emul)
  56 vmlinux-32              = vmlinux
  57 vmlinux-64              = vmlinux.64
  58
  59 cflags-y                += -mabi=32
  60 endif
  61
  62 ifdef CONFIG_64BIT
  63 ld-emul                 = $(64bit-emul)
  64 vmlinux-32              = vmlinux.32
  65 vmlinux-64              = vmlinux
  66
  67 cflags-y                += -mabi=64
  68 endif
  69
  70 all-$(CONFIG_BOOT_ELF32)        := $(vmlinux-32)
  71 all-$(CONFIG_BOOT_ELF64)        := $(vmlinux-64)
  72
  73 #
  74 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  75 # code since it only slows down the whole thing.  At some point we might make
  76 # use of global pointer optimizations but their use of $28 conflicts with
  77 # the current pointer optimization.
  78 #
  79 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  80 # machines may also.  Since BFD is incredibly buggy with respect to
  81 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  82 #
  83 cflags-y                        += -G 0 -mno-abicalls -fno-pic -pipe
  84 cflags-y                        += -msoft-float
  85 LDFLAGS_vmlinux                 += -G 0 -static -n -nostdlib
  86 MODFLAGS                        += -mlong-calls
  87
  88 cflags-y += -ffreestanding
  89
  90 #
  91 # We explicitly add the endianness specifier if needed, this allows
  92 # to compile kernels with a toolchain for the other endianness. We
  93 # carefully avoid to add it redundantly because gcc 3.3/3.4 complains
  94 # when fed the toolchain default!
  95 #
  96 # Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
  97 # 2006-10-10 don't properly change the predefined symbols if -EB / -EL
  98 # are used, so we kludge that here.  A bug has been filed at
  99 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
 100 #
 101 undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
 102 undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
 103 predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
 104 predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 105 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 106 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
 107
 108 cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 109
 110 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
 111                                    -fno-omit-frame-pointer
 112
 113 #
 114 # CPU-dependent compiler/assembler options for optimization.
 115 #
 116 cflags-$(CONFIG_CPU_R3000)      += -march=r3000
 117 cflags-$(CONFIG_CPU_TX39XX)     += -march=r3900
 118 cflags-$(CONFIG_CPU_R6000)      += -march=r6000 -Wa,--trap
 119 cflags-$(CONFIG_CPU_R4300)      += -march=r4300 -Wa,--trap
 120 cflags-$(CONFIG_CPU_VR41XX)     += -march=r4100 -Wa,--trap
 121 cflags-$(CONFIG_CPU_R4X00)      += -march=r4600 -Wa,--trap
 122 cflags-$(CONFIG_CPU_TX49XX)     += -march=r4600 -Wa,--trap
 123 cflags-$(CONFIG_CPU_LOONGSON2)  += -march=r4600 -Wa,--trap
 124 cflags-$(CONFIG_CPU_MIPS32_R1)  += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 125                         -Wa,-mips32 -Wa,--trap
 126 cflags-$(CONFIG_CPU_MIPS32_R2)  += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 127                         -Wa,-mips32r2 -Wa,--trap
 128 cflags-$(CONFIG_CPU_MIPS64_R1)  += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 129                         -Wa,-mips64 -Wa,--trap
 130 cflags-$(CONFIG_CPU_MIPS64_R2)  += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 131                         -Wa,-mips64r2 -Wa,--trap
 132 cflags-$(CONFIG_CPU_R5000)      += -march=r5000 -Wa,--trap
 133 cflags-$(CONFIG_CPU_R5432)      += $(call cc-option,-march=r5400,-march=r5000) \
 134                         -Wa,--trap
 135 cflags-$(CONFIG_CPU_R5500)      += $(call cc-option,-march=r5500,-march=r5000) \
 136                         -Wa,--trap
 137 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 138                         -Wa,--trap
 139 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 140                         -Wa,--trap
 141 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 142                         -Wa,--trap
 143 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 144                         -Wa,--trap
 145 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 146 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 147                         -Wa,--trap
 148 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
 149 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
 150 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
 151 endif
 152
 153 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 154 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 155 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 156
 157 ifdef CONFIG_CPU_SB1
 158 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 159 MODFLAGS        += -msb1-pass1-workarounds
 160 endif
 161 endif
 162
 163 #
 164 # Firmware support
 165 #
 166 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 167 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 168 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 169 libs-y                          += arch/mips/fw/lib/
 170
 171 #
 172 # Board-dependent options and extra files
 173 #
 174
 175 #
 176 # Texas Instruments AR7
 177 #
 178 core-$(CONFIG_AR7)              += arch/mips/ar7/
 179 cflags-$(CONFIG_AR7)            += -I$(srctree)/arch/mips/include/asm/mach-ar7
 180 load-$(CONFIG_AR7)              += 0xffffffff94100000
 181
 182 #
 183 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 184 #
 185 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 186 cflags-$(CONFIG_MACH_JAZZ)      += -I$(srctree)/arch/mips/include/asm/mach-jazz
 187 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 188
 189 #
 190 # Common Alchemy Au1x00 stuff
 191 #
 192 core-$(CONFIG_SOC_AU1X00)       += arch/mips/alchemy/common/
 193
 194 #
 195 # AMD Alchemy Pb1000 eval board
 196 #
 197 core-$(CONFIG_MIPS_PB1000)      += arch/mips/alchemy/devboards/
 198 cflags-$(CONFIG_MIPS_PB1000)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 199 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 200
 201 #
 202 # AMD Alchemy Pb1100 eval board
 203 #
 204 core-$(CONFIG_MIPS_PB1100)      += arch/mips/alchemy/devboards/
 205 cflags-$(CONFIG_MIPS_PB1100)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 206 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 207
 208 #
 209 # AMD Alchemy Pb1500 eval board
 210 #
 211 core-$(CONFIG_MIPS_PB1500)      += arch/mips/alchemy/devboards/
 212 cflags-$(CONFIG_MIPS_PB1500)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 213 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 214
 215 #
 216 # AMD Alchemy Pb1550 eval board
 217 #
 218 core-$(CONFIG_MIPS_PB1550)      += arch/mips/alchemy/devboards/
 219 cflags-$(CONFIG_MIPS_PB1550)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 220 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 221
 222 #
 223 # AMD Alchemy Pb1200 eval board
 224 #
 225 core-$(CONFIG_MIPS_PB1200)      += arch/mips/alchemy/devboards/
 226 cflags-$(CONFIG_MIPS_PB1200)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 227 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 228
 229 #
 230 # AMD Alchemy Db1000 eval board
 231 #
 232 core-$(CONFIG_MIPS_DB1000)      += arch/mips/alchemy/devboards/
 233 cflags-$(CONFIG_MIPS_DB1000)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 234 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 235
 236 #
 237 # AMD Alchemy Db1100 eval board
 238 #
 239 core-$(CONFIG_MIPS_DB1100)      += arch/mips/alchemy/devboards/
 240 cflags-$(CONFIG_MIPS_DB1100)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 241 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 242
 243 #
 244 # AMD Alchemy Db1500 eval board
 245 #
 246 core-$(CONFIG_MIPS_DB1500)      += arch/mips/alchemy/devboards/
 247 cflags-$(CONFIG_MIPS_DB1500)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 248 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 249
 250 #
 251 # AMD Alchemy Db1550 eval board
 252 #
 253 core-$(CONFIG_MIPS_DB1550)      += arch/mips/alchemy/devboards/
 254 cflags-$(CONFIG_MIPS_DB1550)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 255 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 256
 257 #
 258 # AMD Alchemy Db1200 eval board
 259 #
 260 core-$(CONFIG_MIPS_DB1200)      += arch/mips/alchemy/devboards/
 261 cflags-$(CONFIG_MIPS_DB1200)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 262 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 263
 264 #
 265 # AMD Alchemy Bosporus eval board
 266 #
 267 core-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/alchemy/devboards/
 268 cflags-$(CONFIG_MIPS_BOSPORUS)  += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 269 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 270
 271 #
 272 # AMD Alchemy Mirage eval board
 273 #
 274 core-$(CONFIG_MIPS_MIRAGE)      += arch/mips/alchemy/devboards/
 275 cflags-$(CONFIG_MIPS_MIRAGE)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 276 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 277
 278 #
 279 # 4G-Systems eval board
 280 #
 281 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/alchemy/mtx-1/
 282 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 283
 284 #
 285 # MyCable eval board
 286 #
 287 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/alchemy/xxs1500/
 288 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 289
 290 # must be last for Alchemy systems for GPIO to work properly
 291 cflags-$(CONFIG_SOC_AU1X00)     += -I$(srctree)/arch/mips/include/asm/mach-au1x00
 292
 293
 294 #
 295 # Cobalt Server
 296 #
 297 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 298 cflags-$(CONFIG_MIPS_COBALT)    += -I$(srctree)/arch/mips/include/asm/mach-cobalt
 299 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 300
 301 #
 302 # DECstation family
 303 #
 304 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 305 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 306 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 307 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 308
 309 #
 310 # Wind River PPMC Board (4KC + GT64120)
 311 #
 312 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 313 cflags-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
 314 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 315
 316 #
 317 # lemote fulong mini-PC board
 318 #
 319 core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
 320 load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
 321 cflags-$(CONFIG_LEMOTE_FULONG) += -I$(srctree)/arch/mips/include/asm/mach-lemote
 322
 323 #
 324 # MIPS Malta board
 325 #
 326 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 327 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 328 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 329 all-$(CONFIG_MIPS_MALTA)        := vmlinux.bin
 330
 331 #
 332 # MIPS SIM
 333 #
 334 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 335 cflags-$(CONFIG_MIPS_SIM)       += -I$(srctree)/arch/mips/include/asm/mach-mipssim
 336 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 337
 338 #
 339 # PMC-Sierra MSP SOCs
 340 #
 341 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 342 cflags-$(CONFIG_PMC_MSP)        += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
 343                                         -mno-branch-likely
 344 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 345
 346 #
 347 # PMC-Sierra Yosemite
 348 #
 349 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 350 cflags-$(CONFIG_PMC_YOSEMITE)   += -I$(srctree)/arch/mips/include/asm/mach-yosemite
 351 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 352
 353 #
 354 # Basler eXcite
 355 #
 356 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 357 cflags-$(CONFIG_BASLER_EXCITE)  += -I$(srctree)/arch/mips/include/asm/mach-excite
 358 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 359
 360 #
 361 # LASAT platforms
 362 #
 363 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 364 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 365 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 366
 367 #
 368 # Common VR41xx
 369 #
 370 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 371 cflags-$(CONFIG_MACH_VR41XX)    += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
 372
 373 #
 374 # ZAO Networks Capcella (VR4131)
 375 #
 376 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 377
 378 #
 379 # Victor MP-C303/304 (VR4122)
 380 #
 381 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 382
 383 #
 384 # IBM WorkPad z50 (VR4121)
 385 #
 386 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 387 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 388
 389 #
 390 # CASIO CASSIPEIA E-55/65 (VR4111)
 391 #
 392 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 393 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 394
 395 #
 396 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 397 #
 398 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 399
 400 # NXP STB225
 401 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 402 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 403 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 404 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 405 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 406 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 407
 408 #
 409 # Common NXP PNX8550
 410 #
 411 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 412 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 413
 414 #
 415 # NXP PNX8550 JBS board
 416 #
 417 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 418 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 419 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 420
 421 # NXP PNX8550 STB810 board
 422 #
 423 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 424 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 425
 426 #
 427 # Common NEC EMMAXXX
 428 #
 429 core-$(CONFIG_SOC_EMMA2RH)      += arch/mips/emma/common/
 430 cflags-$(CONFIG_SOC_EMMA2RH)    += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 431
 432 #
 433 # NEC EMMA2RH Mark-eins
 434 #
 435 core-$(CONFIG_NEC_MARKEINS)     += arch/mips/emma/markeins/
 436 load-$(CONFIG_NEC_MARKEINS)     += 0xffffffff88100000
 437
 438 #
 439 # SGI IP22 (Indy/Indigo2)
 440 #
 441 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 442 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 443 # be aligned to a multiple of the kernel stack size or the handling of the
 444 # current variable will break so for 64-bit kernels we have to raise the start
 445 # address by 8kb.
 446 #
 447 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 448 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 449 ifdef CONFIG_32BIT
 450 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 451 endif
 452 ifdef CONFIG_64BIT
 453 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 454 endif
 455
 456 #
 457 # SGI-IP27 (Origin200/2000)
 458 #
 459 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 460 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 461 # be 16kb aligned or the handling of the current variable will break.
 462 #
 463 ifdef CONFIG_SGI_IP27
 464 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 465 cflags-$(CONFIG_SGI_IP27)       += -I$(srctree)/arch/mips/include/asm/mach-ip27
 466 ifdef CONFIG_MAPPED_KERNEL
 467 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 468 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 469 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 470 else
 471 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 472 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 473 endif
 474 endif
 475
 476 #
 477 # SGI IP28 (Indigo2 R10k)
 478 #
 479 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 480 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 481 # be 16kb aligned or the handling of the current variable will break.
 482 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 483 #
 484 ifdef CONFIG_SGI_IP28
 485   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
 486       $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
 487   endif
 488 endif
 489 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 490 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 491 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 492
 493 #
 494 # SGI-IP32 (O2)
 495 #
 496 # Set the load address to >= 80069000 if you want to leave space for symmon,
 497 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 498 # a multiple of the kernel stack size or the handling of the current variable
 499 # will break.
 500 #
 501 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 502 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 503 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 504
 505 #
 506 # Sibyte SB1250/BCM1480 SOC
 507 #
 508 # This is a LIB so that it links at the end, and initcalls are later
 509 # the sequence; but it is built as an object so that modules don't get
 510 # removed (as happens, even if they have __initcall/module_init)
 511 #
 512 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 513 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 514 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 515                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 516
 517 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 518 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 519 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 520                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 521
 522 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 523 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 524 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 525                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 526
 527 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 528 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 529 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 530                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 531
 532 #
 533 # Sibyte BCM91120x (Carmel) board
 534 # Sibyte BCM91120C (CRhine) board
 535 # Sibyte BCM91125C (CRhone) board
 536 # Sibyte BCM91125E (Rhone) board
 537 # Sibyte SWARM board
 538 # Sibyte BCM91x80 (BigSur) board
 539 #
 540 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 541 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 542 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 543 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 544 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 545 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 546 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 547 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 548 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 549 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 550 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 551 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 552 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 553 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 554
 555 #
 556 # Broadcom BCM47XX boards
 557 #
 558 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 559 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 560 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 561
 562 #
 563 # SNI RM
 564 #
 565 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 566 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 567 ifdef CONFIG_CPU_LITTLE_ENDIAN
 568 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 569 else
 570 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 571 endif
 572 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 573
 574 #
 575 # Common TXx9
 576 #
 577 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 578 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 579 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 580 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 581 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 582 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 583
 584 #
 585 # Toshiba JMR-TX3927 board
 586 #
 587 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 588
 589 #
 590 # Routerboard 532 board
 591 #
 592 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 593 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 594 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 595
 596 #
 597 # Toshiba RBTX49XX boards
 598 #
 599 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 600 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 601 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 602
 603 #
 604 # Cavium Octeon
 605 #
 606 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/
 607 cflags-$(CONFIG_CPU_CAVIUM_OCTEON)      += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
 608 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/executive/
 609 ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
 610 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff84100000
 611 else
 612 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff81100000
 613 endif
 614
 615 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 616 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 617
 618 ifdef CONFIG_32BIT
 619 ifdef CONFIG_CPU_LITTLE_ENDIAN
 620 JIFFIES                 = jiffies_64
 621 else
 622 JIFFIES                 = jiffies_64 + 4
 623 endif
 624 else
 625 JIFFIES                 = jiffies_64
 626 endif
 627
 628 #
 629 # Automatically detect the build format. By default we choose
 630 # the elf format according to the load address.
 631 # We can always force a build with a 64-bits symbol format by
 632 # passing 'KBUILD_SYM32=no' option to the make's command line.
 633 #
 634 ifdef CONFIG_64BIT
 635   ifndef KBUILD_SYM32
 636     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 637       KBUILD_SYM32 = y
 638     endif
 639   endif
 640
 641   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 642     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 643   else
 644     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 645       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 646     endif
 647   endif
 648 endif
 649
 650 KBUILD_AFLAGS   += $(cflags-y)
 651 KBUILD_CFLAGS   += $(cflags-y) \
 652                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 653
 654 LDFLAGS                 += -m $(ld-emul)
 655
 656 ifdef CONFIG_MIPS
 657 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 658         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 659         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 660 ifdef CONFIG_64BIT
 661 CHECKFLAGS              += -m64
 662 endif
 663 endif
 664
 665 OBJCOPYFLAGS            += --remove-section=.reginfo
 666
 667 #
 668 # Choosing incompatible machines durings configuration will result in
 669 # error messages during linking.  Select a default linkscript if
 670 # none has been choosen above.
 671 #
 672
 673 CPPFLAGS_vmlinux.lds := \
 674         $(KBUILD_CFLAGS) \
 675         -D"LOADADDR=$(load-y)" \
 676         -D"JIFFIES=$(JIFFIES)" \
 677         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 678
 679 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 680
 681 libs-y                  += arch/mips/lib/
 682
 683 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 684
 685 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 686
 687 # suspend and hibernation support
 688 drivers-$(CONFIG_PM)    += arch/mips/power/
 689
 690 ifdef CONFIG_LASAT
 691 rom.bin rom.sw: vmlinux
 692         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 693 endif
 694
 695 #
 696 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 697 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 698 # convert to ECOFF using elf2ecoff.
 699 #
 700 vmlinux.32: vmlinux
 701         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 702
 703 #
 704 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 705 # ELF files from 32-bit files by conversion.
 706 #
 707 vmlinux.64: vmlinux
 708         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 709
 710 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 711
 712 all:    $(all-y)
 713
 714 vmlinux.bin: $(vmlinux-32)
 715         +@$(call makeboot,$@)
 716
 717 vmlinux.ecoff: $(vmlinux-32)
 718         +@$(call makeboot,$@)
 719
 720 vmlinux.srec: $(vmlinux-32)
 721         +@$(call makeboot,$@)
 722
 723 CLEAN_FILES += vmlinux.ecoff \
 724                vmlinux.srec
 725
 726 archprepare:
 727 ifdef CONFIG_MIPS32_N32
 728         @echo '  Checking missing-syscalls for N32'
 729         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 730 endif
 731 ifdef CONFIG_MIPS32_O32
 732         @echo '  Checking missing-syscalls for O32'
 733         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 734 endif
 735
 736 install:
 737         $(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
 738         $(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
 739         $(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)
 740
 741 archclean:
 742         @$(MAKE) $(clean)=arch/mips/boot
 743         @$(MAKE) $(clean)=arch/mips/lasat
 744
 745 define archhelp
 746         echo '  install              - install kernel into $(INSTALL_PATH)'
 747         echo '  vmlinux.ecoff        - ECOFF boot image'
 748         echo '  vmlinux.bin          - Raw binary boot image'
 749         echo '  vmlinux.srec         - SREC boot image'
 750         echo
 751         echo '  These will be default as apropriate for a configured platform.'
 752 endef
 753
 754 CLEAN_FILES += vmlinux.32 \
 755                vmlinux.64 \
 756                vmlinux.ecoff