arch/mips/Makefile

   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_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-$(CONFIG_MACH_JAZZ)      += -I$(srctree)/arch/mips/include/asm/mach-jazz
 174 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 175
 176 #
 177 # Common Alchemy Au1x00 stuff
 178 #
 179 core-$(CONFIG_SOC_AU1X00)       += arch/mips/alchemy/common/
 180 cflags-$(CONFIG_SOC_AU1X00)     += -I$(srctree)/arch/mips/include/asm/mach-au1x00
 181
 182 #
 183 # AMD Alchemy Pb1000 eval board
 184 #
 185 libs-$(CONFIG_MIPS_PB1000)      += arch/mips/alchemy/pb1000/
 186 cflags-$(CONFIG_MIPS_PB1000)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 187 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 188
 189 #
 190 # AMD Alchemy Pb1100 eval board
 191 #
 192 libs-$(CONFIG_MIPS_PB1100)      += arch/mips/alchemy/pb1100/
 193 cflags-$(CONFIG_MIPS_PB1100)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 194 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 195
 196 #
 197 # AMD Alchemy Pb1500 eval board
 198 #
 199 libs-$(CONFIG_MIPS_PB1500)      += arch/mips/alchemy/pb1500/
 200 cflags-$(CONFIG_MIPS_PB1500)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 201 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 202
 203 #
 204 # AMD Alchemy Pb1550 eval board
 205 #
 206 libs-$(CONFIG_MIPS_PB1550)      += arch/mips/alchemy/pb1550/
 207 cflags-$(CONFIG_MIPS_PB1550)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 208 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 209
 210 #
 211 # AMD Alchemy Pb1200 eval board
 212 #
 213 libs-$(CONFIG_MIPS_PB1200)      += arch/mips/alchemy/pb1200/
 214 cflags-$(CONFIG_MIPS_PB1200)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 215 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 216
 217 #
 218 # AMD Alchemy Db1000 eval board
 219 #
 220 libs-$(CONFIG_MIPS_DB1000)      += arch/mips/alchemy/db1x00/
 221 cflags-$(CONFIG_MIPS_DB1000)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 222 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 223
 224 #
 225 # AMD Alchemy Db1100 eval board
 226 #
 227 libs-$(CONFIG_MIPS_DB1100)      += arch/mips/alchemy/db1x00/
 228 cflags-$(CONFIG_MIPS_DB1100)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 229 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 230
 231 #
 232 # AMD Alchemy Db1500 eval board
 233 #
 234 libs-$(CONFIG_MIPS_DB1500)      += arch/mips/alchemy/db1x00/
 235 cflags-$(CONFIG_MIPS_DB1500)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 236 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 237
 238 #
 239 # AMD Alchemy Db1550 eval board
 240 #
 241 libs-$(CONFIG_MIPS_DB1550)      += arch/mips/alchemy/db1x00/
 242 cflags-$(CONFIG_MIPS_DB1550)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 243 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 244
 245 #
 246 # AMD Alchemy Db1200 eval board
 247 #
 248 libs-$(CONFIG_MIPS_DB1200)      += arch/mips/alchemy/pb1200/
 249 cflags-$(CONFIG_MIPS_DB1200)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 250 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 251
 252 #
 253 # AMD Alchemy Bosporus eval board
 254 #
 255 libs-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/alchemy/db1x00/
 256 cflags-$(CONFIG_MIPS_BOSPORUS)  += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 257 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 258
 259 #
 260 # AMD Alchemy Mirage eval board
 261 #
 262 libs-$(CONFIG_MIPS_MIRAGE)      += arch/mips/alchemy/db1x00/
 263 cflags-$(CONFIG_MIPS_MIRAGE)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 264 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 265
 266 #
 267 # 4G-Systems eval board
 268 #
 269 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/alchemy/mtx-1/
 270 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 271
 272 #
 273 # MyCable eval board
 274 #
 275 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/alchemy/xxs1500/
 276 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 277
 278 #
 279 # Cobalt Server
 280 #
 281 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 282 cflags-$(CONFIG_MIPS_COBALT)    += -I$(srctree)/arch/mips/include/asm/mach-cobalt
 283 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 284
 285 #
 286 # DECstation family
 287 #
 288 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 289 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 290 libs-$(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-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/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) += -I$(srctree)/arch/mips/include/asm/mach-lemote
 306
 307 #
 308 # MIPS Malta board
 309 #
 310 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 311 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 312 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 313 all-$(CONFIG_MIPS_MALTA)        := vmlinux.bin
 314
 315 #
 316 # MIPS SIM
 317 #
 318 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 319 cflags-$(CONFIG_MIPS_SIM)       += -I$(srctree)/arch/mips/include/asm/mach-mipssim
 320 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 321
 322 #
 323 # PMC-Sierra MSP SOCs
 324 #
 325 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 326 cflags-$(CONFIG_PMC_MSP)        += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
 327                                         -mno-branch-likely
 328 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 329
 330 #
 331 # PMC-Sierra Yosemite
 332 #
 333 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 334 cflags-$(CONFIG_PMC_YOSEMITE)   += -I$(srctree)/arch/mips/include/asm/mach-yosemite
 335 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 336
 337 #
 338 # Basler eXcite
 339 #
 340 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 341 cflags-$(CONFIG_BASLER_EXCITE)  += -I$(srctree)/arch/mips/include/asm/mach-excite
 342 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 343
 344 #
 345 # LASAT platforms
 346 #
 347 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 348 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 349 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 350
 351 #
 352 # Common VR41xx
 353 #
 354 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 355 cflags-$(CONFIG_MACH_VR41XX)    += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
 356
 357 #
 358 # ZAO Networks Capcella (VR4131)
 359 #
 360 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 361
 362 #
 363 # Victor MP-C303/304 (VR4122)
 364 #
 365 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 366
 367 #
 368 # IBM WorkPad z50 (VR4121)
 369 #
 370 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 371 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 372
 373 #
 374 # CASIO CASSIPEIA E-55/65 (VR4111)
 375 #
 376 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 377 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 378
 379 #
 380 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 381 #
 382 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 383
 384 # NXP STB225
 385 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 386 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 387 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 388 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 389 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 390 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 391
 392 #
 393 # Common NXP PNX8550
 394 #
 395 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 396 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 397
 398 #
 399 # NXP PNX8550 JBS board
 400 #
 401 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 402 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 403 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 404
 405 # NXP PNX8550 STB810 board
 406 #
 407 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 408 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 409
 410 # NEC EMMA2RH boards
 411 #
 412 core-$(CONFIG_EMMA2RH)          += arch/mips/emma2rh/common/
 413 cflags-$(CONFIG_EMMA2RH)        += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 414
 415 # NEC EMMA2RH Mark-eins
 416 core-$(CONFIG_MARKEINS)         += arch/mips/emma2rh/markeins/
 417 load-$(CONFIG_MARKEINS)         += 0xffffffff88100000
 418
 419 #
 420 # SGI IP22 (Indy/Indigo2)
 421 #
 422 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 423 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 424 # be aligned to a multiple of the kernel stack size or the handling of the
 425 # current variable will break so for 64-bit kernels we have to raise the start
 426 # address by 8kb.
 427 #
 428 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 429 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 430 ifdef CONFIG_32BIT
 431 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 432 endif
 433 ifdef CONFIG_64BIT
 434 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 435 endif
 436
 437 #
 438 # SGI-IP27 (Origin200/2000)
 439 #
 440 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 441 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 442 # be 16kb aligned or the handling of the current variable will break.
 443 #
 444 ifdef CONFIG_SGI_IP27
 445 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 446 cflags-$(CONFIG_SGI_IP27)       += -I$(srctree)/arch/mips/include/asm/mach-ip27
 447 ifdef CONFIG_MAPPED_KERNEL
 448 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 449 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 450 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 451 else
 452 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 453 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 454 endif
 455 endif
 456
 457 #
 458 # SGI IP28 (Indigo2 R10k)
 459 #
 460 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 461 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 462 # be 16kb aligned or the handling of the current variable will break.
 463 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 464 #
 465 ifdef CONFIG_SGI_IP28
 466   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
 467       $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
 468   endif
 469 endif
 470 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 471 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=1 -I$(srctree)/arch/mips/include/asm/mach-ip28
 472 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 473
 474 #
 475 # SGI-IP32 (O2)
 476 #
 477 # Set the load address to >= 80069000 if you want to leave space for symmon,
 478 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 479 # a multiple of the kernel stack size or the handling of the current variable
 480 # will break.
 481 #
 482 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 483 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 484 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 485
 486 #
 487 # Sibyte SB1250/BCM1480 SOC
 488 #
 489 # This is a LIB so that it links at the end, and initcalls are later
 490 # the sequence; but it is built as an object so that modules don't get
 491 # removed (as happens, even if they have __initcall/module_init)
 492 #
 493 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 494 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 495 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 496                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 497
 498 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 499 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 500 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 501                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 502
 503 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 504 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 505 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 506                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 507
 508 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 509 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 510 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 511                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 512
 513 #
 514 # Sibyte BCM91120x (Carmel) board
 515 # Sibyte BCM91120C (CRhine) board
 516 # Sibyte BCM91125C (CRhone) board
 517 # Sibyte BCM91125E (Rhone) board
 518 # Sibyte SWARM board
 519 # Sibyte BCM91x80 (BigSur) board
 520 #
 521 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 522 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 523 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 524 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 525 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 526 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 527 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 528 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 529 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 530 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 531 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 532 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 533 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 534 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 535
 536 #
 537 # Broadcom BCM47XX boards
 538 #
 539 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 540 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 541 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 542
 543 #
 544 # SNI RM
 545 #
 546 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 547 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 548 ifdef CONFIG_CPU_LITTLE_ENDIAN
 549 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 550 else
 551 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 552 endif
 553 all-$(CONFIG_SNI_RM)            := vmlinux.ecoff
 554
 555 #
 556 # Common TXx9
 557 #
 558 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 559 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 560 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 561 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 562 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 563 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 564
 565 #
 566 # Toshiba JMR-TX3927 board
 567 #
 568 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 569
 570 #
 571 # Routerboard 532 board
 572 #
 573 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 574 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 575 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 576
 577 #
 578 # Toshiba RBTX49XX boards
 579 #
 580 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 581 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 582 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 583
 584 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 585 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 586
 587 ifdef CONFIG_32BIT
 588 ifdef CONFIG_CPU_LITTLE_ENDIAN
 589 JIFFIES                 = jiffies_64
 590 else
 591 JIFFIES                 = jiffies_64 + 4
 592 endif
 593 else
 594 JIFFIES                 = jiffies_64
 595 endif
 596
 597 #
 598 # Automatically detect the build format. By default we choose
 599 # the elf format according to the load address.
 600 # We can always force a build with a 64-bits symbol format by
 601 # passing 'KBUILD_SYM32=no' option to the make's command line.
 602 #
 603 ifdef CONFIG_64BIT
 604   ifndef KBUILD_SYM32
 605     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 606       KBUILD_SYM32 = y
 607     endif
 608   endif
 609
 610   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 611     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 612   else
 613     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 614       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 615     endif
 616   endif
 617 endif
 618
 619 KBUILD_AFLAGS   += $(cflags-y)
 620 KBUILD_CFLAGS   += $(cflags-y) \
 621                         -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 622
 623 LDFLAGS                 += -m $(ld-emul)
 624
 625 ifdef CONFIG_MIPS
 626 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 627         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 628         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 629 ifdef CONFIG_64BIT
 630 CHECKFLAGS              += -m64
 631 endif
 632 endif
 633
 634 OBJCOPYFLAGS            += --remove-section=.reginfo
 635
 636 #
 637 # Choosing incompatible machines durings configuration will result in
 638 # error messages during linking.  Select a default linkscript if
 639 # none has been choosen above.
 640 #
 641
 642 CPPFLAGS_vmlinux.lds := \
 643         $(KBUILD_CFLAGS) \
 644         -D"LOADADDR=$(load-y)" \
 645         -D"JIFFIES=$(JIFFIES)" \
 646         -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 647
 648 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 649
 650 libs-y                  += arch/mips/lib/
 651
 652 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 653
 654 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 655
 656 ifdef CONFIG_LASAT
 657 rom.bin rom.sw: vmlinux
 658         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 659 endif
 660
 661 #
 662 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 663 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 664 # convert to ECOFF using elf2ecoff.
 665 #
 666 vmlinux.32: vmlinux
 667         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 668
 669 #
 670 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 671 # ELF files from 32-bit files by conversion.
 672 #
 673 vmlinux.64: vmlinux
 674         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 675
 676 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 677
 678 all:    $(all-y)
 679
 680 vmlinux.bin: $(vmlinux-32)
 681         +@$(call makeboot,$@)
 682
 683 vmlinux.ecoff: $(vmlinux-32)
 684         +@$(call makeboot,$@)
 685
 686 vmlinux.srec: $(vmlinux-32)
 687         +@$(call makeboot,$@)
 688
 689 CLEAN_FILES += vmlinux.ecoff \
 690                vmlinux.srec
 691
 692 archprepare:
 693 ifdef CONFIG_MIPS32_N32
 694         @echo '  Checking missing-syscalls for N32'
 695         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 696 endif
 697 ifdef CONFIG_MIPS32_O32
 698         @echo '  Checking missing-syscalls for O32'
 699         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 700 endif
 701
 702 archclean:
 703         @$(MAKE) $(clean)=arch/mips/boot
 704         @$(MAKE) $(clean)=arch/mips/lasat
 705
 706 define archhelp
 707         echo '  vmlinux.ecoff        - ECOFF boot image'
 708         echo '  vmlinux.bin          - Raw binary boot image'
 709         echo '  vmlinux.srec         - SREC boot image'
 710         echo
 711         echo '  These will be default as apropriate for a configured platform.'
 712 endef
 713
 714 CLEAN_FILES += vmlinux.32 \
 715                vmlinux.64 \
 716                vmlinux.ecoff