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 #
  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-  $(tool-archpref)-unknown-linux-gnu-)
  48   endif
  49 endif
  50
  51 ifndef CONFIG_FUNCTION_TRACER
  52 cflags-y := -ffunction-sections
  53 endif
  54 ifdef CONFIG_FUNCTION_GRAPH_TRACER
  55   ifndef KBUILD_MCOUNT_RA_ADDRESS
  56     ifeq ($(call cc-option-yn,-mmcount-ra-address), y)
  57       cflags-y += -mmcount-ra-address -DKBUILD_MCOUNT_RA_ADDRESS
  58     endif
  59   endif
  60 endif
  61 cflags-y += $(call cc-option, -mno-check-zero-division)
  62
  63 ifdef CONFIG_32BIT
  64 ld-emul                 = $(32bit-emul)
  65 vmlinux-32              = vmlinux
  66 vmlinux-64              = vmlinux.64
  67
  68 cflags-y                += -mabi=32
  69 endif
  70
  71 ifdef CONFIG_64BIT
  72 ld-emul                 = $(64bit-emul)
  73 vmlinux-32              = vmlinux.32
  74 vmlinux-64              = vmlinux
  75
  76 cflags-y                += -mabi=64
  77 endif
  78
  79 all-$(CONFIG_BOOT_ELF32)        := $(vmlinux-32)
  80 all-$(CONFIG_BOOT_ELF64)        := $(vmlinux-64)
  81 all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz
  82
  83 #
  84 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  85 # code since it only slows down the whole thing.  At some point we might make
  86 # use of global pointer optimizations but their use of $28 conflicts with
  87 # the current pointer optimization.
  88 #
  89 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  90 # machines may also.  Since BFD is incredibly buggy with respect to
  91 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  92 #
  93 cflags-y                        += -G 0 -mno-abicalls -fno-pic -pipe
  94 cflags-y                        += -msoft-float
  95 LDFLAGS_vmlinux                 += -G 0 -static -n -nostdlib
  96 MODFLAGS                        += -mlong-calls
  97
  98 cflags-y += -ffreestanding
  99
 100 #
 101 # We explicitly add the endianness specifier if needed, this allows
 102 # to compile kernels with a toolchain for the other endianness. We
 103 # carefully avoid to add it redundantly because gcc 3.3/3.4 complains
 104 # when fed the toolchain default!
 105 #
 106 # Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
 107 # 2006-10-10 don't properly change the predefined symbols if -EB / -EL
 108 # are used, so we kludge that here.  A bug has been filed at
 109 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
 110 #
 111 undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
 112 undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
 113 predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
 114 predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 115 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 116 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
 117
 118 cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 119
 120 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
 121                                    -fno-omit-frame-pointer
 122
 123 #
 124 # CPU-dependent compiler/assembler options for optimization.
 125 #
 126 cflags-$(CONFIG_CPU_R3000)      += -march=r3000
 127 cflags-$(CONFIG_CPU_TX39XX)     += -march=r3900
 128 cflags-$(CONFIG_CPU_R6000)      += -march=r6000 -Wa,--trap
 129 cflags-$(CONFIG_CPU_R4300)      += -march=r4300 -Wa,--trap
 130 cflags-$(CONFIG_CPU_VR41XX)     += -march=r4100 -Wa,--trap
 131 cflags-$(CONFIG_CPU_R4X00)      += -march=r4600 -Wa,--trap
 132 cflags-$(CONFIG_CPU_TX49XX)     += -march=r4600 -Wa,--trap
 133 cflags-$(CONFIG_CPU_MIPS32_R1)  += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 134                         -Wa,-mips32 -Wa,--trap
 135 cflags-$(CONFIG_CPU_MIPS32_R2)  += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 136                         -Wa,-mips32r2 -Wa,--trap
 137 cflags-$(CONFIG_CPU_MIPS64_R1)  += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 138                         -Wa,-mips64 -Wa,--trap
 139 cflags-$(CONFIG_CPU_MIPS64_R2)  += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 140                         -Wa,-mips64r2 -Wa,--trap
 141 cflags-$(CONFIG_CPU_R5000)      += -march=r5000 -Wa,--trap
 142 cflags-$(CONFIG_CPU_R5432)      += $(call cc-option,-march=r5400,-march=r5000) \
 143                         -Wa,--trap
 144 cflags-$(CONFIG_CPU_R5500)      += $(call cc-option,-march=r5500,-march=r5000) \
 145                         -Wa,--trap
 146 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 147                         -Wa,--trap
 148 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 149                         -Wa,--trap
 150 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 151                         -Wa,--trap
 152 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 153                         -Wa,--trap
 154 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 155 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 156                         -Wa,--trap
 157 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
 158 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
 159 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
 160 endif
 161
 162 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 163 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 164 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 165
 166 ifdef CONFIG_CPU_SB1
 167 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 168 MODFLAGS        += -msb1-pass1-workarounds
 169 endif
 170 endif
 171
 172 #
 173 # Firmware support
 174 #
 175 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 176 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 177 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 178 libs-y                          += arch/mips/fw/lib/
 179
 180 #
 181 # Kernel compression
 182 #
 183 ifdef SYS_SUPPORTS_ZBOOT
 184 COMPRESSION_FNAME               = vmlinuz
 185 else
 186 COMPRESSION_FNAME               = vmlinux
 187 endif
 188
 189 #
 190 # Board-dependent options and extra files
 191 #
 192 include $(srctree)/arch/mips/Kbuild.platforms
 193
 194 #
 195 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 196 #
 197 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 198 cflags-$(CONFIG_MACH_JAZZ)      += -I$(srctree)/arch/mips/include/asm/mach-jazz
 199 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 200
 201 #
 202 # Common Alchemy Au1x00 stuff
 203 #
 204 core-$(CONFIG_SOC_AU1X00)       += arch/mips/alchemy/common/
 205
 206 #
 207 # AMD Alchemy Pb1000 eval board
 208 #
 209 core-$(CONFIG_MIPS_PB1000)      += arch/mips/alchemy/devboards/
 210 cflags-$(CONFIG_MIPS_PB1000)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 211 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 212
 213 #
 214 # AMD Alchemy Pb1100 eval board
 215 #
 216 core-$(CONFIG_MIPS_PB1100)      += arch/mips/alchemy/devboards/
 217 cflags-$(CONFIG_MIPS_PB1100)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 218 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 219
 220 #
 221 # AMD Alchemy Pb1500 eval board
 222 #
 223 core-$(CONFIG_MIPS_PB1500)      += arch/mips/alchemy/devboards/
 224 cflags-$(CONFIG_MIPS_PB1500)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 225 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 226
 227 #
 228 # AMD Alchemy Pb1550 eval board
 229 #
 230 core-$(CONFIG_MIPS_PB1550)      += arch/mips/alchemy/devboards/
 231 cflags-$(CONFIG_MIPS_PB1550)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 232 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 233
 234 #
 235 # AMD Alchemy Pb1200 eval board
 236 #
 237 core-$(CONFIG_MIPS_PB1200)      += arch/mips/alchemy/devboards/
 238 cflags-$(CONFIG_MIPS_PB1200)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 239 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 240
 241 #
 242 # AMD Alchemy Db1000 eval board
 243 #
 244 core-$(CONFIG_MIPS_DB1000)      += arch/mips/alchemy/devboards/
 245 cflags-$(CONFIG_MIPS_DB1000)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 246 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 247
 248 #
 249 # AMD Alchemy Db1100 eval board
 250 #
 251 core-$(CONFIG_MIPS_DB1100)      += arch/mips/alchemy/devboards/
 252 cflags-$(CONFIG_MIPS_DB1100)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 253 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 254
 255 #
 256 # AMD Alchemy Db1500 eval board
 257 #
 258 core-$(CONFIG_MIPS_DB1500)      += arch/mips/alchemy/devboards/
 259 cflags-$(CONFIG_MIPS_DB1500)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 260 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 261
 262 #
 263 # AMD Alchemy Db1550 eval board
 264 #
 265 core-$(CONFIG_MIPS_DB1550)      += arch/mips/alchemy/devboards/
 266 cflags-$(CONFIG_MIPS_DB1550)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 267 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 268
 269 #
 270 # AMD Alchemy Db1200 eval board
 271 #
 272 core-$(CONFIG_MIPS_DB1200)      += arch/mips/alchemy/devboards/
 273 cflags-$(CONFIG_MIPS_DB1200)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 274 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 275
 276 #
 277 # AMD Alchemy Bosporus eval board
 278 #
 279 core-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/alchemy/devboards/
 280 cflags-$(CONFIG_MIPS_BOSPORUS)  += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 281 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 282
 283 #
 284 # AMD Alchemy Mirage eval board
 285 #
 286 core-$(CONFIG_MIPS_MIRAGE)      += arch/mips/alchemy/devboards/
 287 cflags-$(CONFIG_MIPS_MIRAGE)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 288 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 289
 290 #
 291 # 4G-Systems eval board
 292 #
 293 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/alchemy/mtx-1/
 294 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 295
 296 #
 297 # MyCable eval board
 298 #
 299 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/alchemy/xxs1500/
 300 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 301
 302 # must be last for Alchemy systems for GPIO to work properly
 303 cflags-$(CONFIG_SOC_AU1X00)     += -I$(srctree)/arch/mips/include/asm/mach-au1x00
 304
 305
 306 #
 307 # Cobalt Server
 308 #
 309 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 310 cflags-$(CONFIG_MIPS_COBALT)    += -I$(srctree)/arch/mips/include/asm/mach-cobalt
 311 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 312
 313 #
 314 # DECstation family
 315 #
 316 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 317 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 318 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 319 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 320
 321 #
 322 # Wind River PPMC Board (4KC + GT64120)
 323 #
 324 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 325 cflags-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
 326 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 327
 328 #
 329 # MIPS Malta board
 330 #
 331 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 332 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 333 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 334 all-$(CONFIG_MIPS_MALTA)        := $(COMPRESSION_FNAME).bin
 335
 336 #
 337 # MIPS SIM
 338 #
 339 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 340 cflags-$(CONFIG_MIPS_SIM)       += -I$(srctree)/arch/mips/include/asm/mach-mipssim
 341 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 342
 343 #
 344 # PMC-Sierra MSP SOCs
 345 #
 346 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 347 cflags-$(CONFIG_PMC_MSP)        += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
 348                                         -mno-branch-likely
 349 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 350
 351 #
 352 # PMC-Sierra Yosemite
 353 #
 354 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 355 cflags-$(CONFIG_PMC_YOSEMITE)   += -I$(srctree)/arch/mips/include/asm/mach-yosemite
 356 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 357
 358 #
 359 # LASAT platforms
 360 #
 361 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 362 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 363 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 364
 365 #
 366 # Common VR41xx
 367 #
 368 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 369 cflags-$(CONFIG_MACH_VR41XX)    += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
 370
 371 #
 372 # ZAO Networks Capcella (VR4131)
 373 #
 374 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 375
 376 #
 377 # Victor MP-C303/304 (VR4122)
 378 #
 379 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 380
 381 #
 382 # IBM WorkPad z50 (VR4121)
 383 #
 384 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 385 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 386
 387 #
 388 # CASIO CASSIPEIA E-55/65 (VR4111)
 389 #
 390 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 391 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 392
 393 #
 394 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 395 #
 396 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 397
 398 # NXP STB225
 399 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 400 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 401 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 402 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 403 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 404 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 405
 406 #
 407 # Common NXP PNX8550
 408 #
 409 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 410 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 411
 412 #
 413 # NXP PNX8550 JBS board
 414 #
 415 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 416 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 417 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 418
 419 # NXP PNX8550 STB810 board
 420 #
 421 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 422 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 423
 424 #
 425 # Common NEC EMMAXXX
 426 #
 427 core-$(CONFIG_SOC_EMMA2RH)      += arch/mips/emma/common/
 428 cflags-$(CONFIG_SOC_EMMA2RH)    += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 429
 430 #
 431 # NEC EMMA2RH Mark-eins
 432 #
 433 core-$(CONFIG_NEC_MARKEINS)     += arch/mips/emma/markeins/
 434 load-$(CONFIG_NEC_MARKEINS)     += 0xffffffff88100000
 435
 436 #
 437 # Cisco PowerTV Platform
 438 #
 439 core-$(CONFIG_POWERTV)          += arch/mips/powertv/
 440 cflags-$(CONFIG_POWERTV)        += -I$(srctree)/arch/mips/include/asm/mach-powertv
 441 load-$(CONFIG_POWERTV)          += 0xffffffff90800000
 442
 443 #
 444 # SGI IP22 (Indy/Indigo2)
 445 #
 446 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 447 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 448 # be aligned to a multiple of the kernel stack size or the handling of the
 449 # current variable will break so for 64-bit kernels we have to raise the start
 450 # address by 8kb.
 451 #
 452 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 453 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 454 ifdef CONFIG_32BIT
 455 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 456 endif
 457 ifdef CONFIG_64BIT
 458 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 459 endif
 460
 461 #
 462 # SGI-IP27 (Origin200/2000)
 463 #
 464 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 465 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 466 # be 16kb aligned or the handling of the current variable will break.
 467 #
 468 ifdef CONFIG_SGI_IP27
 469 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 470 cflags-$(CONFIG_SGI_IP27)       += -I$(srctree)/arch/mips/include/asm/mach-ip27
 471 ifdef CONFIG_MAPPED_KERNEL
 472 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 473 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 474 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 475 else
 476 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 477 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 478 endif
 479 endif
 480
 481 #
 482 # SGI IP28 (Indigo2 R10k)
 483 #
 484 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 485 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 486 # be 16kb aligned or the handling of the current variable will break.
 487 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 488 #
 489 ifdef CONFIG_SGI_IP28
 490   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
 491       $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
 492   endif
 493 endif
 494 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 495 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 496 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 497
 498 #
 499 # SGI-IP32 (O2)
 500 #
 501 # Set the load address to >= 80069000 if you want to leave space for symmon,
 502 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 503 # a multiple of the kernel stack size or the handling of the current variable
 504 # will break.
 505 #
 506 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 507 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 508 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 509
 510 #
 511 # Sibyte SB1250/BCM1480 SOC
 512 #
 513 # This is a LIB so that it links at the end, and initcalls are later
 514 # the sequence; but it is built as an object so that modules don't get
 515 # removed (as happens, even if they have __initcall/module_init)
 516 #
 517 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 518 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 519 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 520                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 521
 522 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 523 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 524 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 525                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 526
 527 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 528 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 529 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 530                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 531
 532 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 533 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 534 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 535                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 536
 537 #
 538 # Sibyte BCM91120x (Carmel) board
 539 # Sibyte BCM91120C (CRhine) board
 540 # Sibyte BCM91125C (CRhone) board
 541 # Sibyte BCM91125E (Rhone) board
 542 # Sibyte SWARM board
 543 # Sibyte BCM91x80 (BigSur) board
 544 #
 545 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 546 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 547 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 548 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 549 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 550 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 551 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 552 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 553 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 554 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 555 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 556 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 557 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 558 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 559
 560 #
 561 # Broadcom BCM47XX boards
 562 #
 563 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 564 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 565 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 566
 567 #
 568 # Broadcom BCM63XX boards
 569 #
 570 core-$(CONFIG_BCM63XX)          += arch/mips/bcm63xx/
 571 cflags-$(CONFIG_BCM63XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm63xx/
 572 load-$(CONFIG_BCM63XX)          := 0xffffffff80010000
 573
 574 #
 575 # SNI RM
 576 #
 577 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 578 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 579 ifdef CONFIG_CPU_LITTLE_ENDIAN
 580 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 581 else
 582 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 583 endif
 584 all-$(CONFIG_SNI_RM)            := $(COMPRESSION_FNAME).ecoff
 585
 586 #
 587 # Common TXx9
 588 #
 589 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 590 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 591 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 592 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 593 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 594 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 595
 596 #
 597 # Toshiba JMR-TX3927 board
 598 #
 599 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 600
 601 #
 602 # Routerboard 532 board
 603 #
 604 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 605 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 606 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 607
 608 #
 609 # Toshiba RBTX49XX boards
 610 #
 611 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 612 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 613 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 614
 615 #
 616 # Cavium Octeon
 617 #
 618 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/
 619 cflags-$(CONFIG_CPU_CAVIUM_OCTEON)      += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
 620 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/executive/
 621 ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
 622 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff84100000
 623 else
 624 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff81100000
 625 endif
 626
 627 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 628 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 629
 630 #
 631 # Automatically detect the build format. By default we choose
 632 # the elf format according to the load address.
 633 # We can always force a build with a 64-bits symbol format by
 634 # passing 'KBUILD_SYM32=no' option to the make's command line.
 635 #
 636 ifdef CONFIG_64BIT
 637   ifndef KBUILD_SYM32
 638     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 639       KBUILD_SYM32 = y
 640     endif
 641   endif
 642
 643   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 644     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 645   else
 646     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 647       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 648     endif
 649   endif
 650 endif
 651
 652 KBUILD_AFLAGS   += $(cflags-y)
 653 KBUILD_CFLAGS   += $(cflags-y)
 654 KBUILD_CPPFLAGS += -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 655 KBUILD_CPPFLAGS += -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 656
 657 LDFLAGS                 += -m $(ld-emul)
 658
 659 ifdef CONFIG_MIPS
 660 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 661         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 662         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 663 ifdef CONFIG_64BIT
 664 CHECKFLAGS              += -m64
 665 endif
 666 endif
 667
 668 OBJCOPYFLAGS            += --remove-section=.reginfo
 669
 670 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 671
 672 libs-y                  += arch/mips/lib/
 673
 674 # See arch/mips/Kbuild for content of core part of the kernel
 675 core-y += arch/mips/
 676
 677 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 678
 679 # suspend and hibernation support
 680 drivers-$(CONFIG_PM)    += arch/mips/power/
 681
 682 ifdef CONFIG_LASAT
 683 rom.bin rom.sw: vmlinux
 684         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 685 endif
 686
 687 #
 688 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 689 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 690 # convert to ECOFF using elf2ecoff.
 691 #
 692 vmlinux.32: vmlinux
 693         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 694
 695 #
 696 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 697 # ELF files from 32-bit files by conversion.
 698 #
 699 vmlinux.64: vmlinux
 700         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 701
 702 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 703 makezboot =$(Q)$(MAKE) $(build)=arch/mips/boot/compressed \
 704            VMLINUX_LOAD_ADDRESS=$(load-y) 32bit-bfd=$(32bit-bfd) $(1)
 705
 706 all:    $(all-y)
 707
 708 vmlinuz: vmlinux FORCE
 709         +@$(call makezboot,$@)
 710
 711 vmlinuz.bin: vmlinux
 712         +@$(call makezboot,$@)
 713
 714 vmlinuz.ecoff: vmlinux
 715         +@$(call makezboot,$@)
 716
 717 vmlinuz.srec: vmlinux
 718         +@$(call makezboot,$@)
 719
 720 vmlinux.bin: $(vmlinux-32)
 721         +@$(call makeboot,$@)
 722
 723 vmlinux.ecoff: $(vmlinux-32)
 724         +@$(call makeboot,$@)
 725
 726 vmlinux.srec: $(vmlinux-32)
 727         +@$(call makeboot,$@)
 728
 729 CLEAN_FILES += vmlinux.ecoff \
 730                vmlinux.srec
 731
 732 archprepare:
 733 ifdef CONFIG_MIPS32_N32
 734         @echo '  Checking missing-syscalls for N32'
 735         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 736 endif
 737 ifdef CONFIG_MIPS32_O32
 738         @echo '  Checking missing-syscalls for O32'
 739         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 740 endif
 741
 742 install:
 743         $(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
 744         $(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE)
 745         $(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
 746         $(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)
 747
 748 archclean:
 749         @$(MAKE) $(clean)=arch/mips/boot
 750         @$(MAKE) $(clean)=arch/mips/boot/compressed
 751         @$(MAKE) $(clean)=arch/mips/lasat
 752
 753 define archhelp
 754         echo '  install              - install kernel into $(INSTALL_PATH)'
 755         echo '  vmlinux.ecoff        - ECOFF boot image'
 756         echo '  vmlinux.bin          - Raw binary boot image'
 757         echo '  vmlinux.srec         - SREC boot image'
 758         echo '  vmlinuz              - Compressed boot(zboot) image'
 759         echo '  vmlinuz.ecoff        - ECOFF zboot image'
 760         echo '  vmlinuz.bin          - Raw binary zboot image'
 761         echo '  vmlinuz.srec         - SREC zboot image'
 762         echo
 763         echo '  These will be default as apropriate for a configured platform.'
 764 endef
 765
 766 CLEAN_FILES += vmlinux.32 \
 767                vmlinux.64 \
 768                vmlinux.ecoff \
 769                vmlinuz \
 770                vmlinuz.ecoff \
 771                vmlinuz.bin \
 772                vmlinuz.srec