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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)        := $(vmlinux-64)
  72 all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz
  73
  74 #
  75 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  76 # code since it only slows down the whole thing.  At some point we might make
  77 # use of global pointer optimizations but their use of $28 conflicts with
  78 # the current pointer optimization.
  79 #
  80 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  81 # machines may also.  Since BFD is incredibly buggy with respect to
  82 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  83 #
  84 cflags-y                        += -G 0 -mno-abicalls -fno-pic -pipe
  85 cflags-y                        += -msoft-float
  86 LDFLAGS_vmlinux                 += -G 0 -static -n -nostdlib
  87 MODFLAGS                        += -mlong-calls
  88
  89 cflags-y += -ffreestanding
  90
  91 #
  92 # We explicitly add the endianness specifier if needed, this allows
  93 # to compile kernels with a toolchain for the other endianness. We
  94 # carefully avoid to add it redundantly because gcc 3.3/3.4 complains
  95 # when fed the toolchain default!
  96 #
  97 # Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
  98 # 2006-10-10 don't properly change the predefined symbols if -EB / -EL
  99 # are used, so we kludge that here.  A bug has been filed at
 100 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
 101 #
 102 undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
 103 undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
 104 predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
 105 predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 106 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 107 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
 108
 109 cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 110
 111 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
 112                                    -fno-omit-frame-pointer
 113
 114 #
 115 # CPU-dependent compiler/assembler options for optimization.
 116 #
 117 cflags-$(CONFIG_CPU_R3000)      += -march=r3000
 118 cflags-$(CONFIG_CPU_TX39XX)     += -march=r3900
 119 cflags-$(CONFIG_CPU_R6000)      += -march=r6000 -Wa,--trap
 120 cflags-$(CONFIG_CPU_R4300)      += -march=r4300 -Wa,--trap
 121 cflags-$(CONFIG_CPU_VR41XX)     += -march=r4100 -Wa,--trap
 122 cflags-$(CONFIG_CPU_R4X00)      += -march=r4600 -Wa,--trap
 123 cflags-$(CONFIG_CPU_TX49XX)     += -march=r4600 -Wa,--trap
 124 # only gcc >= 4.4 have the loongson-specific support
 125 cflags-$(CONFIG_CPU_LOONGSON2)  += -Wa,--trap
 126 cflags-$(CONFIG_CPU_LOONGSON2E) += \
 127         $(call cc-option,-march=loongson2e,-march=r4600)
 128
 129 cflags-$(CONFIG_CPU_MIPS32_R1)  += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 130                         -Wa,-mips32 -Wa,--trap
 131 cflags-$(CONFIG_CPU_MIPS32_R2)  += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
 132                         -Wa,-mips32r2 -Wa,--trap
 133 cflags-$(CONFIG_CPU_MIPS64_R1)  += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 134                         -Wa,-mips64 -Wa,--trap
 135 cflags-$(CONFIG_CPU_MIPS64_R2)  += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
 136                         -Wa,-mips64r2 -Wa,--trap
 137 cflags-$(CONFIG_CPU_R5000)      += -march=r5000 -Wa,--trap
 138 cflags-$(CONFIG_CPU_R5432)      += $(call cc-option,-march=r5400,-march=r5000) \
 139                         -Wa,--trap
 140 cflags-$(CONFIG_CPU_R5500)      += $(call cc-option,-march=r5500,-march=r5000) \
 141                         -Wa,--trap
 142 cflags-$(CONFIG_CPU_NEVADA)     += $(call cc-option,-march=rm5200,-march=r5000) \
 143                         -Wa,--trap
 144 cflags-$(CONFIG_CPU_RM7000)     += $(call cc-option,-march=rm7000,-march=r5000) \
 145                         -Wa,--trap
 146 cflags-$(CONFIG_CPU_RM9000)     += $(call cc-option,-march=rm9000,-march=r5000) \
 147                         -Wa,--trap
 148 cflags-$(CONFIG_CPU_SB1)        += $(call cc-option,-march=sb1,-march=r5000) \
 149                         -Wa,--trap
 150 cflags-$(CONFIG_CPU_R8000)      += -march=r8000 -Wa,--trap
 151 cflags-$(CONFIG_CPU_R10000)     += $(call cc-option,-march=r10000,-march=r8000) \
 152                         -Wa,--trap
 153 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
 154 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
 155 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
 156 endif
 157
 158 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)  += $(call cc-option,-mfix-r4000,)
 159 cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)  += $(call cc-option,-mfix-r4400,)
 160 cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)  += $(call cc-option,-mno-daddi,)
 161
 162 ifdef CONFIG_CPU_SB1
 163 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 164 MODFLAGS        += -msb1-pass1-workarounds
 165 endif
 166 endif
 167
 168 #
 169 # Firmware support
 170 #
 171 libs-$(CONFIG_ARC)              += arch/mips/fw/arc/
 172 libs-$(CONFIG_CFE)              += arch/mips/fw/cfe/
 173 libs-$(CONFIG_SNIPROM)          += arch/mips/fw/sni/
 174 libs-y                          += arch/mips/fw/lib/
 175
 176 #
 177 # Board-dependent options and extra files
 178 #
 179
 180 #
 181 # Texas Instruments AR7
 182 #
 183 core-$(CONFIG_AR7)              += arch/mips/ar7/
 184 cflags-$(CONFIG_AR7)            += -I$(srctree)/arch/mips/include/asm/mach-ar7
 185 load-$(CONFIG_AR7)              += 0xffffffff94100000
 186
 187 #
 188 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 189 #
 190 core-$(CONFIG_MACH_JAZZ)        += arch/mips/jazz/
 191 cflags-$(CONFIG_MACH_JAZZ)      += -I$(srctree)/arch/mips/include/asm/mach-jazz
 192 load-$(CONFIG_MACH_JAZZ)        += 0xffffffff80080000
 193
 194 #
 195 # Common Alchemy Au1x00 stuff
 196 #
 197 core-$(CONFIG_SOC_AU1X00)       += arch/mips/alchemy/common/
 198
 199 #
 200 # AMD Alchemy Pb1000 eval board
 201 #
 202 core-$(CONFIG_MIPS_PB1000)      += arch/mips/alchemy/devboards/
 203 cflags-$(CONFIG_MIPS_PB1000)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 204 load-$(CONFIG_MIPS_PB1000)      += 0xffffffff80100000
 205
 206 #
 207 # AMD Alchemy Pb1100 eval board
 208 #
 209 core-$(CONFIG_MIPS_PB1100)      += arch/mips/alchemy/devboards/
 210 cflags-$(CONFIG_MIPS_PB1100)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 211 load-$(CONFIG_MIPS_PB1100)      += 0xffffffff80100000
 212
 213 #
 214 # AMD Alchemy Pb1500 eval board
 215 #
 216 core-$(CONFIG_MIPS_PB1500)      += arch/mips/alchemy/devboards/
 217 cflags-$(CONFIG_MIPS_PB1500)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 218 load-$(CONFIG_MIPS_PB1500)      += 0xffffffff80100000
 219
 220 #
 221 # AMD Alchemy Pb1550 eval board
 222 #
 223 core-$(CONFIG_MIPS_PB1550)      += arch/mips/alchemy/devboards/
 224 cflags-$(CONFIG_MIPS_PB1550)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 225 load-$(CONFIG_MIPS_PB1550)      += 0xffffffff80100000
 226
 227 #
 228 # AMD Alchemy Pb1200 eval board
 229 #
 230 core-$(CONFIG_MIPS_PB1200)      += arch/mips/alchemy/devboards/
 231 cflags-$(CONFIG_MIPS_PB1200)    += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
 232 load-$(CONFIG_MIPS_PB1200)      += 0xffffffff80100000
 233
 234 #
 235 # AMD Alchemy Db1000 eval board
 236 #
 237 core-$(CONFIG_MIPS_DB1000)      += arch/mips/alchemy/devboards/
 238 cflags-$(CONFIG_MIPS_DB1000)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 239 load-$(CONFIG_MIPS_DB1000)      += 0xffffffff80100000
 240
 241 #
 242 # AMD Alchemy Db1100 eval board
 243 #
 244 core-$(CONFIG_MIPS_DB1100)      += arch/mips/alchemy/devboards/
 245 cflags-$(CONFIG_MIPS_DB1100)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 246 load-$(CONFIG_MIPS_DB1100)      += 0xffffffff80100000
 247
 248 #
 249 # AMD Alchemy Db1500 eval board
 250 #
 251 core-$(CONFIG_MIPS_DB1500)      += arch/mips/alchemy/devboards/
 252 cflags-$(CONFIG_MIPS_DB1500)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 253 load-$(CONFIG_MIPS_DB1500)      += 0xffffffff80100000
 254
 255 #
 256 # AMD Alchemy Db1550 eval board
 257 #
 258 core-$(CONFIG_MIPS_DB1550)      += arch/mips/alchemy/devboards/
 259 cflags-$(CONFIG_MIPS_DB1550)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 260 load-$(CONFIG_MIPS_DB1550)      += 0xffffffff80100000
 261
 262 #
 263 # AMD Alchemy Db1200 eval board
 264 #
 265 core-$(CONFIG_MIPS_DB1200)      += arch/mips/alchemy/devboards/
 266 cflags-$(CONFIG_MIPS_DB1200)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 267 load-$(CONFIG_MIPS_DB1200)      += 0xffffffff80100000
 268
 269 #
 270 # AMD Alchemy Bosporus eval board
 271 #
 272 core-$(CONFIG_MIPS_BOSPORUS)    += arch/mips/alchemy/devboards/
 273 cflags-$(CONFIG_MIPS_BOSPORUS)  += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 274 load-$(CONFIG_MIPS_BOSPORUS)    += 0xffffffff80100000
 275
 276 #
 277 # AMD Alchemy Mirage eval board
 278 #
 279 core-$(CONFIG_MIPS_MIRAGE)      += arch/mips/alchemy/devboards/
 280 cflags-$(CONFIG_MIPS_MIRAGE)    += -I$(srctree)/arch/mips/include/asm/mach-db1x00
 281 load-$(CONFIG_MIPS_MIRAGE)      += 0xffffffff80100000
 282
 283 #
 284 # 4G-Systems eval board
 285 #
 286 libs-$(CONFIG_MIPS_MTX1)        += arch/mips/alchemy/mtx-1/
 287 load-$(CONFIG_MIPS_MTX1)        += 0xffffffff80100000
 288
 289 #
 290 # MyCable eval board
 291 #
 292 libs-$(CONFIG_MIPS_XXS1500)     += arch/mips/alchemy/xxs1500/
 293 load-$(CONFIG_MIPS_XXS1500)     += 0xffffffff80100000
 294
 295 # must be last for Alchemy systems for GPIO to work properly
 296 cflags-$(CONFIG_SOC_AU1X00)     += -I$(srctree)/arch/mips/include/asm/mach-au1x00
 297
 298
 299 #
 300 # Cobalt Server
 301 #
 302 core-$(CONFIG_MIPS_COBALT)      += arch/mips/cobalt/
 303 cflags-$(CONFIG_MIPS_COBALT)    += -I$(srctree)/arch/mips/include/asm/mach-cobalt
 304 load-$(CONFIG_MIPS_COBALT)      += 0xffffffff80080000
 305
 306 #
 307 # DECstation family
 308 #
 309 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 310 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 311 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 312 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 313
 314 #
 315 # Wind River PPMC Board (4KC + GT64120)
 316 #
 317 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 318 cflags-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
 319 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 320
 321 #
 322 # Loongson family
 323 #
 324 core-$(CONFIG_MACH_LOONGSON) +=arch/mips/loongson/
 325 cflags-$(CONFIG_MACH_LOONGSON) += -I$(srctree)/arch/mips/include/asm/mach-loongson \
 326                     -mno-branch-likely
 327 load-$(CONFIG_LEMOTE_FULOONG2E) +=0xffffffff80100000
 328
 329 #
 330 # MIPS Malta board
 331 #
 332 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 333 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 334 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 335 all-$(CONFIG_MIPS_MALTA)        := vmlinuz.bin
 336
 337 #
 338 # MIPS SIM
 339 #
 340 core-$(CONFIG_MIPS_SIM)         += arch/mips/mipssim/
 341 cflags-$(CONFIG_MIPS_SIM)       += -I$(srctree)/arch/mips/include/asm/mach-mipssim
 342 load-$(CONFIG_MIPS_SIM)         += 0x80100000
 343
 344 #
 345 # PMC-Sierra MSP SOCs
 346 #
 347 core-$(CONFIG_PMC_MSP)          += arch/mips/pmc-sierra/msp71xx/
 348 cflags-$(CONFIG_PMC_MSP)        += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
 349                                         -mno-branch-likely
 350 load-$(CONFIG_PMC_MSP)          += 0xffffffff80100000
 351
 352 #
 353 # PMC-Sierra Yosemite
 354 #
 355 core-$(CONFIG_PMC_YOSEMITE)     += arch/mips/pmc-sierra/yosemite/
 356 cflags-$(CONFIG_PMC_YOSEMITE)   += -I$(srctree)/arch/mips/include/asm/mach-yosemite
 357 load-$(CONFIG_PMC_YOSEMITE)     += 0xffffffff80100000
 358
 359 #
 360 # Basler eXcite
 361 #
 362 core-$(CONFIG_BASLER_EXCITE)    += arch/mips/basler/excite/
 363 cflags-$(CONFIG_BASLER_EXCITE)  += -I$(srctree)/arch/mips/include/asm/mach-excite
 364 load-$(CONFIG_BASLER_EXCITE)    += 0x80100000
 365
 366 #
 367 # LASAT platforms
 368 #
 369 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 370 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 371 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 372
 373 #
 374 # Common VR41xx
 375 #
 376 core-$(CONFIG_MACH_VR41XX)      += arch/mips/vr41xx/common/
 377 cflags-$(CONFIG_MACH_VR41XX)    += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
 378
 379 #
 380 # ZAO Networks Capcella (VR4131)
 381 #
 382 load-$(CONFIG_ZAO_CAPCELLA)     += 0xffffffff80000000
 383
 384 #
 385 # Victor MP-C303/304 (VR4122)
 386 #
 387 load-$(CONFIG_VICTOR_MPC30X)    += 0xffffffff80001000
 388
 389 #
 390 # IBM WorkPad z50 (VR4121)
 391 #
 392 core-$(CONFIG_IBM_WORKPAD)      += arch/mips/vr41xx/ibm-workpad/
 393 load-$(CONFIG_IBM_WORKPAD)      += 0xffffffff80004000
 394
 395 #
 396 # CASIO CASSIPEIA E-55/65 (VR4111)
 397 #
 398 core-$(CONFIG_CASIO_E55)        += arch/mips/vr41xx/casio-e55/
 399 load-$(CONFIG_CASIO_E55)        += 0xffffffff80004000
 400
 401 #
 402 # TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
 403 #
 404 load-$(CONFIG_TANBAC_TB022X)    += 0xffffffff80000000
 405
 406 # NXP STB225
 407 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 408 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 409 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 410 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 411 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 412 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 413
 414 #
 415 # Common NXP PNX8550
 416 #
 417 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 418 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 419
 420 #
 421 # NXP PNX8550 JBS board
 422 #
 423 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 424 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 425 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 426
 427 # NXP PNX8550 STB810 board
 428 #
 429 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 430 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 431
 432 #
 433 # Common NEC EMMAXXX
 434 #
 435 core-$(CONFIG_SOC_EMMA2RH)      += arch/mips/emma/common/
 436 cflags-$(CONFIG_SOC_EMMA2RH)    += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 437
 438 #
 439 # NEC EMMA2RH Mark-eins
 440 #
 441 core-$(CONFIG_NEC_MARKEINS)     += arch/mips/emma/markeins/
 442 load-$(CONFIG_NEC_MARKEINS)     += 0xffffffff88100000
 443
 444 #
 445 # SGI IP22 (Indy/Indigo2)
 446 #
 447 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 448 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 449 # be aligned to a multiple of the kernel stack size or the handling of the
 450 # current variable will break so for 64-bit kernels we have to raise the start
 451 # address by 8kb.
 452 #
 453 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 454 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 455 ifdef CONFIG_32BIT
 456 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 457 endif
 458 ifdef CONFIG_64BIT
 459 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 460 endif
 461
 462 #
 463 # SGI-IP27 (Origin200/2000)
 464 #
 465 # Set the load address to >= 0xc000000000300000 if you want to leave space for
 466 # symmon, 0xc00000000001c000 for production kernels.  Note that the value must
 467 # be 16kb aligned or the handling of the current variable will break.
 468 #
 469 ifdef CONFIG_SGI_IP27
 470 core-$(CONFIG_SGI_IP27)         += arch/mips/sgi-ip27/
 471 cflags-$(CONFIG_SGI_IP27)       += -I$(srctree)/arch/mips/include/asm/mach-ip27
 472 ifdef CONFIG_MAPPED_KERNEL
 473 load-$(CONFIG_SGI_IP27)         += 0xc00000004001c000
 474 OBJCOPYFLAGS                    := --change-addresses=0x3fffffff80000000
 475 dataoffset-$(CONFIG_SGI_IP27)   += 0x01000000
 476 else
 477 load-$(CONFIG_SGI_IP27)         += 0xa80000000001c000
 478 OBJCOPYFLAGS                    := --change-addresses=0x57ffffff80000000
 479 endif
 480 endif
 481
 482 #
 483 # SGI IP28 (Indigo2 R10k)
 484 #
 485 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 486 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 487 # be 16kb aligned or the handling of the current variable will break.
 488 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 489 #
 490 ifdef CONFIG_SGI_IP28
 491   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
 492       $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
 493   endif
 494 endif
 495 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 496 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 497 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 498
 499 #
 500 # SGI-IP32 (O2)
 501 #
 502 # Set the load address to >= 80069000 if you want to leave space for symmon,
 503 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 504 # a multiple of the kernel stack size or the handling of the current variable
 505 # will break.
 506 #
 507 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 508 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 509 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 510
 511 #
 512 # Sibyte SB1250/BCM1480 SOC
 513 #
 514 # This is a LIB so that it links at the end, and initcalls are later
 515 # the sequence; but it is built as an object so that modules don't get
 516 # removed (as happens, even if they have __initcall/module_init)
 517 #
 518 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 519 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 520 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 521                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 522
 523 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 524 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 525 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 526                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 527
 528 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 529 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 530 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 531                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 532
 533 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 534 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 535 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 536                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 537
 538 #
 539 # Sibyte BCM91120x (Carmel) board
 540 # Sibyte BCM91120C (CRhine) board
 541 # Sibyte BCM91125C (CRhone) board
 542 # Sibyte BCM91125E (Rhone) board
 543 # Sibyte SWARM board
 544 # Sibyte BCM91x80 (BigSur) board
 545 #
 546 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 547 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 548 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 549 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 550 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 551 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 552 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 553 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 554 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 555 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 556 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 557 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 558 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 559 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 560
 561 #
 562 # Broadcom BCM47XX boards
 563 #
 564 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 565 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 566 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 567
 568 #
 569 # Broadcom BCM63XX boards
 570 #
 571 core-$(CONFIG_BCM63XX)          += arch/mips/bcm63xx/
 572 cflags-$(CONFIG_BCM63XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm63xx/
 573 load-$(CONFIG_BCM63XX)          := 0xffffffff80010000
 574
 575 #
 576 # SNI RM
 577 #
 578 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 579 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 580 ifdef CONFIG_CPU_LITTLE_ENDIAN
 581 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 582 else
 583 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 584 endif
 585 all-$(CONFIG_SNI_RM)            := vmlinuz.ecoff
 586
 587 #
 588 # Common TXx9
 589 #
 590 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 591 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 592 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 593 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 594 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 595 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 596
 597 #
 598 # Toshiba JMR-TX3927 board
 599 #
 600 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 601
 602 #
 603 # Routerboard 532 board
 604 #
 605 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 606 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 607 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 608
 609 #
 610 # Toshiba RBTX49XX boards
 611 #
 612 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 613 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 614 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 615
 616 #
 617 # Cavium Octeon
 618 #
 619 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/
 620 cflags-$(CONFIG_CPU_CAVIUM_OCTEON)      += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
 621 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/executive/
 622 ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
 623 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff84100000
 624 else
 625 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff81100000
 626 endif
 627
 628 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 629 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 630
 631 #
 632 # Automatically detect the build format. By default we choose
 633 # the elf format according to the load address.
 634 # We can always force a build with a 64-bits symbol format by
 635 # passing 'KBUILD_SYM32=no' option to the make's command line.
 636 #
 637 ifdef CONFIG_64BIT
 638   ifndef KBUILD_SYM32
 639     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 640       KBUILD_SYM32 = y
 641     endif
 642   endif
 643
 644   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 645     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 646   else
 647     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 648       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 649     endif
 650   endif
 651 endif
 652
 653 KBUILD_AFLAGS   += $(cflags-y)
 654 KBUILD_CFLAGS   += $(cflags-y)
 655 KBUILD_CPPFLAGS += -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 656 KBUILD_CPPFLAGS += -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 657
 658 LDFLAGS                 += -m $(ld-emul)
 659
 660 ifdef CONFIG_MIPS
 661 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 662         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 663         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 664 ifdef CONFIG_64BIT
 665 CHECKFLAGS              += -m64
 666 endif
 667 endif
 668
 669 OBJCOPYFLAGS            += --remove-section=.reginfo
 670
 671 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 672
 673 libs-y                  += arch/mips/lib/
 674
 675 core-y                  += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 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