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 $(srctree)/arch/mips/Kbuild.platforms
 193
 194 #
 195 # DECstation family
 196 #
 197 core-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/
 198 cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
 199 libs-$(CONFIG_MACH_DECSTATION)  += arch/mips/dec/prom/
 200 load-$(CONFIG_MACH_DECSTATION)  += 0xffffffff80040000
 201
 202 #
 203 # Wind River PPMC Board (4KC + GT64120)
 204 #
 205 core-$(CONFIG_WR_PPMC)          += arch/mips/gt64120/wrppmc/
 206 cflags-$(CONFIG_WR_PPMC)                += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
 207 load-$(CONFIG_WR_PPMC)          += 0xffffffff80100000
 208
 209 #
 210 # MIPS Malta board
 211 #
 212 core-$(CONFIG_MIPS_MALTA)       += arch/mips/mti-malta/
 213 cflags-$(CONFIG_MIPS_MALTA)     += -I$(srctree)/arch/mips/include/asm/mach-malta
 214 load-$(CONFIG_MIPS_MALTA)       += 0xffffffff80100000
 215 all-$(CONFIG_MIPS_MALTA)        := $(COMPRESSION_FNAME).bin
 216
 217 #
 218 # LASAT platforms
 219 #
 220 core-$(CONFIG_LASAT)            += arch/mips/lasat/
 221 cflags-$(CONFIG_LASAT)          += -I$(srctree)/arch/mips/include/asm/mach-lasat
 222 load-$(CONFIG_LASAT)            += 0xffffffff80000000
 223
 224 # NXP STB225
 225 core-$(CONFIG_SOC_PNX833X)              += arch/mips/nxp/pnx833x/common/
 226 cflags-$(CONFIG_SOC_PNX833X)    += -Iarch/mips/include/asm/mach-pnx833x
 227 libs-$(CONFIG_NXP_STB220)               += arch/mips/nxp/pnx833x/stb22x/
 228 load-$(CONFIG_NXP_STB220)               += 0xffffffff80001000
 229 libs-$(CONFIG_NXP_STB225)               += arch/mips/nxp/pnx833x/stb22x/
 230 load-$(CONFIG_NXP_STB225)               += 0xffffffff80001000
 231
 232 #
 233 # Common NXP PNX8550
 234 #
 235 core-$(CONFIG_SOC_PNX8550)      += arch/mips/nxp/pnx8550/common/
 236 cflags-$(CONFIG_SOC_PNX8550)    += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 237
 238 #
 239 # NXP PNX8550 JBS board
 240 #
 241 libs-$(CONFIG_PNX8550_JBS)      += arch/mips/nxp/pnx8550/jbs/
 242 #cflags-$(CONFIG_PNX8550_JBS)   += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
 243 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 244
 245 # NXP PNX8550 STB810 board
 246 #
 247 libs-$(CONFIG_PNX8550_STB810)   += arch/mips/nxp/pnx8550/stb810/
 248 load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
 249
 250 #
 251 # Common NEC EMMAXXX
 252 #
 253 core-$(CONFIG_SOC_EMMA2RH)      += arch/mips/emma/common/
 254 cflags-$(CONFIG_SOC_EMMA2RH)    += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
 255
 256 #
 257 # NEC EMMA2RH Mark-eins
 258 #
 259 core-$(CONFIG_NEC_MARKEINS)     += arch/mips/emma/markeins/
 260 load-$(CONFIG_NEC_MARKEINS)     += 0xffffffff88100000
 261
 262 #
 263 # Cisco PowerTV Platform
 264 #
 265 core-$(CONFIG_POWERTV)          += arch/mips/powertv/
 266 cflags-$(CONFIG_POWERTV)        += -I$(srctree)/arch/mips/include/asm/mach-powertv
 267 load-$(CONFIG_POWERTV)          += 0xffffffff90800000
 268
 269 #
 270 # SGI IP22 (Indy/Indigo2)
 271 #
 272 # Set the load address to >= 0xffffffff88069000 if you want to leave space for
 273 # symmon, 0xffffffff80002000 for production kernels.  Note that the value must
 274 # be aligned to a multiple of the kernel stack size or the handling of the
 275 # current variable will break so for 64-bit kernels we have to raise the start
 276 # address by 8kb.
 277 #
 278 core-$(CONFIG_SGI_IP22)         += arch/mips/sgi-ip22/
 279 cflags-$(CONFIG_SGI_IP22)       += -I$(srctree)/arch/mips/include/asm/mach-ip22
 280 ifdef CONFIG_32BIT
 281 load-$(CONFIG_SGI_IP22)         += 0xffffffff88002000
 282 endif
 283 ifdef CONFIG_64BIT
 284 load-$(CONFIG_SGI_IP22)         += 0xffffffff88004000
 285 endif
 286
 287 #
 288 # SGI IP28 (Indigo2 R10k)
 289 #
 290 # Set the load address to >= 0xa800000020080000 if you want to leave space for
 291 # symmon, 0xa800000020004000 for production kernels ?  Note that the value must
 292 # be 16kb aligned or the handling of the current variable will break.
 293 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 294 #
 295 ifdef CONFIG_SGI_IP28
 296   ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
 297       $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
 298   endif
 299 endif
 300 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
 301 cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 302 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 303
 304 #
 305 # SGI-IP32 (O2)
 306 #
 307 # Set the load address to >= 80069000 if you want to leave space for symmon,
 308 # 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
 309 # a multiple of the kernel stack size or the handling of the current variable
 310 # will break.
 311 #
 312 core-$(CONFIG_SGI_IP32)         += arch/mips/sgi-ip32/
 313 cflags-$(CONFIG_SGI_IP32)       += -I$(srctree)/arch/mips/include/asm/mach-ip32
 314 load-$(CONFIG_SGI_IP32)         += 0xffffffff80004000
 315
 316 #
 317 # Sibyte SB1250/BCM1480 SOC
 318 #
 319 # This is a LIB so that it links at the end, and initcalls are later
 320 # the sequence; but it is built as an object so that modules don't get
 321 # removed (as happens, even if they have __initcall/module_init)
 322 #
 323 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/sb1250/
 324 core-$(CONFIG_SIBYTE_BCM112X)   += arch/mips/sibyte/common/
 325 cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 326                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 327
 328 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/sb1250/
 329 core-$(CONFIG_SIBYTE_SB1250)    += arch/mips/sibyte/common/
 330 cflags-$(CONFIG_SIBYTE_SB1250)  += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 331                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 332
 333 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/bcm1480/
 334 core-$(CONFIG_SIBYTE_BCM1x55)   += arch/mips/sibyte/common/
 335 cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 336                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 337
 338 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/bcm1480/
 339 core-$(CONFIG_SIBYTE_BCM1x80)   += arch/mips/sibyte/common/
 340 cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
 341                         -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
 342
 343 #
 344 # Sibyte BCM91120x (Carmel) board
 345 # Sibyte BCM91120C (CRhine) board
 346 # Sibyte BCM91125C (CRhone) board
 347 # Sibyte BCM91125E (Rhone) board
 348 # Sibyte SWARM board
 349 # Sibyte BCM91x80 (BigSur) board
 350 #
 351 core-$(CONFIG_SIBYTE_CARMEL)    += arch/mips/sibyte/swarm/
 352 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
 353 core-$(CONFIG_SIBYTE_CRHINE)    += arch/mips/sibyte/swarm/
 354 load-$(CONFIG_SIBYTE_CRHINE)    := 0xffffffff80100000
 355 core-$(CONFIG_SIBYTE_CRHONE)    += arch/mips/sibyte/swarm/
 356 load-$(CONFIG_SIBYTE_CRHONE)    := 0xffffffff80100000
 357 core-$(CONFIG_SIBYTE_RHONE)     += arch/mips/sibyte/swarm/
 358 load-$(CONFIG_SIBYTE_RHONE)     := 0xffffffff80100000
 359 core-$(CONFIG_SIBYTE_SENTOSA)   += arch/mips/sibyte/swarm/
 360 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 361 core-$(CONFIG_SIBYTE_SWARM)     += arch/mips/sibyte/swarm/
 362 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 363 core-$(CONFIG_SIBYTE_BIGSUR)    += arch/mips/sibyte/swarm/
 364 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 365
 366 #
 367 # Broadcom BCM47XX boards
 368 #
 369 core-$(CONFIG_BCM47XX)          += arch/mips/bcm47xx/
 370 cflags-$(CONFIG_BCM47XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
 371 load-$(CONFIG_BCM47XX)          := 0xffffffff80001000
 372
 373 #
 374 # Broadcom BCM63XX boards
 375 #
 376 core-$(CONFIG_BCM63XX)          += arch/mips/bcm63xx/
 377 cflags-$(CONFIG_BCM63XX)        += -I$(srctree)/arch/mips/include/asm/mach-bcm63xx/
 378 load-$(CONFIG_BCM63XX)          := 0xffffffff80010000
 379
 380 #
 381 # SNI RM
 382 #
 383 core-$(CONFIG_SNI_RM)           += arch/mips/sni/
 384 cflags-$(CONFIG_SNI_RM)         += -I$(srctree)/arch/mips/include/asm/mach-rm
 385 ifdef CONFIG_CPU_LITTLE_ENDIAN
 386 load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 387 else
 388 load-$(CONFIG_SNI_RM)           += 0xffffffff80030000
 389 endif
 390 all-$(CONFIG_SNI_RM)            := $(COMPRESSION_FNAME).ecoff
 391
 392 #
 393 # Common TXx9
 394 #
 395 core-$(CONFIG_MACH_TX39XX)      += arch/mips/txx9/generic/
 396 cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
 397 load-$(CONFIG_MACH_TX39XX)      += 0xffffffff80050000
 398 core-$(CONFIG_MACH_TX49XX)      += arch/mips/txx9/generic/
 399 cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
 400 load-$(CONFIG_MACH_TX49XX)      += 0xffffffff80100000
 401
 402 #
 403 # Toshiba JMR-TX3927 board
 404 #
 405 core-$(CONFIG_TOSHIBA_JMR3927)  += arch/mips/txx9/jmr3927/
 406
 407 #
 408 # Routerboard 532 board
 409 #
 410 core-$(CONFIG_MIKROTIK_RB532)   += arch/mips/rb532/
 411 cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
 412 load-$(CONFIG_MIKROTIK_RB532)   += 0xffffffff80101000
 413
 414 #
 415 # Toshiba RBTX49XX boards
 416 #
 417 core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
 418 core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
 419 core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
 420
 421 #
 422 # Cavium Octeon
 423 #
 424 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/
 425 cflags-$(CONFIG_CPU_CAVIUM_OCTEON)      += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
 426 core-$(CONFIG_CPU_CAVIUM_OCTEON)        += arch/mips/cavium-octeon/executive/
 427 ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
 428 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff84100000
 429 else
 430 load-$(CONFIG_CPU_CAVIUM_OCTEON)        += 0xffffffff81100000
 431 endif
 432
 433 cflags-y                        += -I$(srctree)/arch/mips/include/asm/mach-generic
 434 drivers-$(CONFIG_PCI)           += arch/mips/pci/
 435
 436 #
 437 # Automatically detect the build format. By default we choose
 438 # the elf format according to the load address.
 439 # We can always force a build with a 64-bits symbol format by
 440 # passing 'KBUILD_SYM32=no' option to the make's command line.
 441 #
 442 ifdef CONFIG_64BIT
 443   ifndef KBUILD_SYM32
 444     ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
 445       KBUILD_SYM32 = y
 446     endif
 447   endif
 448
 449   ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
 450     cflags-y += -msym32 -DKBUILD_64BIT_SYM32
 451   else
 452     ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
 453       $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
 454     endif
 455   endif
 456 endif
 457
 458 KBUILD_AFLAGS   += $(cflags-y)
 459 KBUILD_CFLAGS   += $(cflags-y)
 460 KBUILD_CPPFLAGS += -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
 461 KBUILD_CPPFLAGS += -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 462
 463 LDFLAGS                 += -m $(ld-emul)
 464
 465 ifdef CONFIG_MIPS
 466 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
 467         egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
 468         sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
 469 ifdef CONFIG_64BIT
 470 CHECKFLAGS              += -m64
 471 endif
 472 endif
 473
 474 OBJCOPYFLAGS            += --remove-section=.reginfo
 475
 476 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 477
 478 libs-y                  += arch/mips/lib/
 479
 480 # See arch/mips/Kbuild for content of core part of the kernel
 481 core-y += arch/mips/
 482
 483 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 484
 485 # suspend and hibernation support
 486 drivers-$(CONFIG_PM)    += arch/mips/power/
 487
 488 ifdef CONFIG_LASAT
 489 rom.bin rom.sw: vmlinux
 490         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
 491 endif
 492
 493 #
 494 # Some machines like the Indy need 32-bit ELF binaries for booting purposes.
 495 # Other need ECOFF, so we build a 32-bit ELF binary for them which we then
 496 # convert to ECOFF using elf2ecoff.
 497 #
 498 vmlinux.32: vmlinux
 499         $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
 500
 501 #
 502 # The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
 503 # ELF files from 32-bit files by conversion.
 504 #
 505 vmlinux.64: vmlinux
 506         $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
 507
 508 makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
 509 makezboot =$(Q)$(MAKE) $(build)=arch/mips/boot/compressed \
 510            VMLINUX_LOAD_ADDRESS=$(load-y) 32bit-bfd=$(32bit-bfd) $(1)
 511
 512 all:    $(all-y)
 513
 514 vmlinuz: vmlinux FORCE
 515         +@$(call makezboot,$@)
 516
 517 vmlinuz.bin: vmlinux
 518         +@$(call makezboot,$@)
 519
 520 vmlinuz.ecoff: vmlinux
 521         +@$(call makezboot,$@)
 522
 523 vmlinuz.srec: vmlinux
 524         +@$(call makezboot,$@)
 525
 526 vmlinux.bin: $(vmlinux-32)
 527         +@$(call makeboot,$@)
 528
 529 vmlinux.ecoff: $(vmlinux-32)
 530         +@$(call makeboot,$@)
 531
 532 vmlinux.srec: $(vmlinux-32)
 533         +@$(call makeboot,$@)
 534
 535 CLEAN_FILES += vmlinux.ecoff \
 536                vmlinux.srec
 537
 538 archprepare:
 539 ifdef CONFIG_MIPS32_N32
 540         @echo '  Checking missing-syscalls for N32'
 541         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
 542 endif
 543 ifdef CONFIG_MIPS32_O32
 544         @echo '  Checking missing-syscalls for O32'
 545         $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
 546 endif
 547
 548 install:
 549         $(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
 550         $(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE)
 551         $(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
 552         $(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)
 553
 554 archclean:
 555         @$(MAKE) $(clean)=arch/mips/boot
 556         @$(MAKE) $(clean)=arch/mips/boot/compressed
 557         @$(MAKE) $(clean)=arch/mips/lasat
 558
 559 define archhelp
 560         echo '  install              - install kernel into $(INSTALL_PATH)'
 561         echo '  vmlinux.ecoff        - ECOFF boot image'
 562         echo '  vmlinux.bin          - Raw binary boot image'
 563         echo '  vmlinux.srec         - SREC boot image'
 564         echo '  vmlinuz              - Compressed boot(zboot) image'
 565         echo '  vmlinuz.ecoff        - ECOFF zboot image'
 566         echo '  vmlinuz.bin          - Raw binary zboot image'
 567         echo '  vmlinuz.srec         - SREC zboot image'
 568         echo
 569         echo '  These will be default as apropriate for a configured platform.'
 570 endef
 571
 572 CLEAN_FILES += vmlinux.32 \
 573                vmlinux.64 \
 574                vmlinux.ecoff \
 575                vmlinuz \
 576                vmlinuz.ecoff \
 577                vmlinuz.bin \
 578                vmlinuz.srec