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, 1995, 1996 by Ralf Baechle
   7 # DECStation modifications by Paul M. Antoine, 1996
   8 # Copyright (C) 2002  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" and "archdep" for cleaning up and making dependencies for
  13 # this architecture
  14 #
  15
  16 #
  17 # Select the object file format to substitute into the linker script.
  18 #
  19 ifdef CONFIG_CPU_LITTLE_ENDIAN
  20 tool-prefix     = mipsel-linux-
  21 else
  22 tool-prefix     = mips-linux-
  23 endif
  24
  25 ifdef CONFIG_CROSSCOMPILE
  26 CROSS_COMPILE   = $(tool-prefix)
  27 endif
  28
  29 #
  30 # GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
  31 # code since it only slows down the whole thing.  At some point we might make
  32 # use of global pointer optimizations but their use of $28 conflicts with
  33 # the current pointer optimization.
  34 #
  35 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
  36 # machines may also.  Since BFD is incredibly buggy with respect to
  37 # crossformat linking we rely on the elf2ecoff tool for format conversion.
  38 #
  39 GCCFLAGS        := -I $(TOPDIR)/include/asm/gcc
  40 GCCFLAGS        += -G 0 -mno-abicalls -fno-pic -pipe
  41 LINKFLAGS       += -G 0 -static # -N
  42 MODFLAGS        += -mlong-calls
  43
  44 ifdef CONFIG_REMOTE_DEBUG
  45 GCCFLAGS        += -g
  46 endif
  47
  48 #
  49 # CPU-dependent compiler/assembler options for optimization.
  50 #
  51 ifdef CONFIG_CPU_R3000
  52 GCCFLAGS        += -mcpu=r3000 -mips1
  53 endif
  54 ifdef CONFIG_CPU_TX39XX
  55 GCCFLAGS        += -mcpu=r3000 -mips1
  56 endif
  57 ifdef CONFIG_CPU_R6000
  58 GCCFLAGS        += -mcpu=r6000 -mips2 -Wa,--trap
  59 endif
  60 ifdef CONFIG_CPU_R4300
  61 GCCFLAGS        += -mcpu=r4300 -mips2 -Wa,--trap
  62 endif
  63 ifdef CONFIG_CPU_VR41XX
  64 GCCFLAGS        += -mcpu=r4600 -mips2 -Wa,--trap
  65 endif
  66 ifdef CONFIG_CPU_R4X00
  67 GCCFLAGS        += -mcpu=r4600 -mips2 -Wa,--trap
  68 endif
  69 ifdef CONFIG_CPU_TX49XX
  70 GCCFLAGS        += -mcpu=r4600 -mips2 -Wa,--trap
  71 endif
  72 ifdef CONFIG_CPU_MIPS32
  73 GCCFLAGS        += -mcpu=r4600 -mips2 -Wa,--trap
  74 endif
  75 ifdef CONFIG_CPU_MIPS64
  76 GCCFLAGS        += -mcpu=r4600 -mips2 -Wa,--trap
  77 endif
  78 ifdef CONFIG_CPU_R5000
  79 GCCFLAGS        += -mcpu=r5000 -mips2 -Wa,--trap
  80 endif
  81 ifdef CONFIG_CPU_R5432
  82 GCCFLAGS        += -mcpu=r5000 -mips2 -Wa,--trap
  83 endif
  84 ifdef CONFIG_CPU_NEVADA
  85 # Cannot use -mmad with currently recommended tools
  86 GCCFLAGS        += -mcpu=r5000 -mips2 -Wa,--trap
  87 endif
  88 ifdef CONFIG_CPU_RM7000
  89 GCCFLAGS        += -mcpu=r5000 -mips2 -Wa,--trap
  90 endif
  91 ifdef CONFIG_CPU_SB1
  92 GCCFLAGS        += -mcpu=sb1 -mips2 -Wa,--trap
  93 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
  94 MODFLAGS        += -msb1-pass1-workarounds
  95 endif
  96 endif
  97
  98 AFLAGS          += $(GCCFLAGS)
  99 CFLAGS          += $(GCCFLAGS)
 100
 101
 102 #
 103 # We unconditionally build the math emulator
 104 #
 105 CORE_FILES      += arch/mips/math-emu/fpu_emulator.o
 106 SUBDIRS         += arch/mips/math-emu
 107
 108 #
 109 # ramdisk/initrd support
 110 # You need a compressed ramdisk image, named ramdisk.gz in
 111 # arch/mips/ramdisk
 112 #
 113 ifdef CONFIG_EMBEDDED_RAMDISK
 114 CORE_FILES      += arch/mips/ramdisk/ramdisk.o
 115 SUBDIRS         += arch/mips/ramdisk
 116 endif
 117
 118
 119 #
 120 # Board-dependent options and extra files
 121 #
 122
 123 #
 124 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
 125 #
 126 ifdef CONFIG_MIPS_JAZZ
 127 CORE_FILES      += arch/mips/jazz/jazz.o
 128 SUBDIRS         += arch/mips/jazz arch/mips/arc
 129 LIBS            += arch/mips/arc/arclib.a
 130 LOADADDR        := 0x80080000
 131 endif
 132
 133 #
 134 # Au1000 (Alchemy Semi PB1000) eval board
 135 #
 136 ifdef CONFIG_MIPS_PB1000
 137 LIBS            += arch/mips/au1000/pb1000/pb1000.o \
 138                    arch/mips/au1000/common/au1000.o
 139 SUBDIRS         += arch/mips/au1000/pb1000 arch/mips/au1000/common
 140 LOADADDR        := 0x80100000
 141 endif
 142
 143 #
 144 # Au1100 (Alchemy Semi PB1100) eval board
 145 #
 146 ifdef CONFIG_MIPS_PB1100
 147 LIBS          += arch/mips/au1000/pb1100/pb1100.o \
 148                  arch/mips/au1000/common/au1000.o
 149 SUBDIRS       += arch/mips/au1000/pb1100 arch/mips/au1000/common
 150 LOADADDR      += 0x80100000
 151 endif
 152
 153 #
 154 # Au1500 (Alchemy Semi PB1500) eval board
 155 #
 156 ifdef CONFIG_MIPS_PB1500
 157 LIBS            += arch/mips/au1000/pb1500/pb1500.o \
 158                    arch/mips/au1000/common/au1000.o
 159 SUBDIRS         += arch/mips/au1000/pb1500 arch/mips/au1000/common
 160 LOADADDR        := 0x80100000
 161 endif
 162
 163 #
 164 # Algorithmics P4032
 165 #
 166 ifdef CONFIG_ALGOR_P4032
 167 CORE_FILES      += arch/mips/algor/algor.o
 168 SUBDIRS         += arch/mips/algor
 169 LOADADDR        := 0x80000000
 170 endif
 171
 172 #
 173 # Baget/MIPS
 174 #
 175 ifdef CONFIG_BAGET_MIPS
 176 SUBDIRS         += arch/mips/baget arch/mips/baget/prom
 177 LIBS            += arch/mips/baget/baget.a arch/mips/baget/prom/bagetlib.a
 178 LOADADDR        := 0x80001000
 179 endif
 180
 181 #
 182 # Cobalt Server
 183 #
 184 ifdef CONFIG_MIPS_COBALT
 185 SUBDIRS         += arch/mips/cobalt
 186 CORE_FILES      += arch/mips/cobalt/cobalt.o
 187 LOADADDR        := 0x80080000
 188 endif
 189
 190 #
 191 # DECstation family
 192 #
 193 ifdef CONFIG_DECSTATION
 194 CORE_FILES      += arch/mips/dec/dec.o
 195 SUBDIRS         += arch/mips/dec arch/mips/dec/prom
 196 LIBS            += arch/mips/dec/prom/rexlib.a
 197 LOADADDR        := 0x80040000
 198 endif
 199
 200 #
 201 # Galileo EV64120 Board
 202 #
 203 ifdef CONFIG_MIPS_EV64120
 204 LIBS            += arch/mips/galileo-boards/ev64120/ev64120.o
 205 SUBDIRS         += arch/mips/galileo-boards/ev64120
 206 LOADADDR        := 0x80100000
 207 endif
 208
 209 #
 210 # Galileo EV96100 Board
 211 #
 212 ifdef CONFIG_MIPS_EV96100
 213 LIBS            += arch/mips/galileo-boards/ev96100/ev96100.o \
 214                    arch/mips/galileo-boards/generic/galboards.o
 215 SUBDIRS         += arch/mips/galileo-boards/generic \
 216                    arch/mips/galileo-boards/ev96100
 217 LOADADDR        := 0x80100000
 218 endif
 219
 220 #
 221 # Globespan IVR eval board with QED 5231 CPU
 222 #
 223 ifdef CONFIG_MIPS_IVR
 224 LIBS            += arch/mips/ite-boards/ivr/ivr.o \
 225                    arch/mips/ite-boards/generic/it8172.o
 226 SUBDIRS         += arch/mips/ite-boards/generic arch/mips/ite-boards/ivr
 227 LOADADDR        := 0x80100000
 228 endif
 229
 230 #
 231 # HP LaserJet
 232 #
 233 ifdef CONFIG_HP_LASERJET
 234 SUBDIRS         += arch/mips/hp-lj
 235 LIBS            += arch/mips/hp-lj/hp-lj.o
 236 LOADADDR        := 0x80030000
 237 endif
 238
 239 #
 240 # ITE 8172 eval board with QED 5231 CPU
 241 #
 242 ifdef CONFIG_MIPS_ITE8172
 243 LIBS            += arch/mips/ite-boards/qed-4n-s01b/ite.o \
 244                    arch/mips/ite-boards/generic/it8172.o
 245 SUBDIRS         += arch/mips/ite-boards/generic arch/mips/ite-boards/qed-4n-s01b
 246 LOADADDR        := 0x80100000
 247 endif
 248
 249 #
 250 # MIPS Atlas board
 251 #
 252 ifdef CONFIG_MIPS_ATLAS
 253 LIBS            += arch/mips/mips-boards/atlas/atlas.o \
 254                    arch/mips/mips-boards/generic/mipsboards.o
 255 SUBDIRS         += arch/mips/mips-boards/generic arch/mips/mips-boards/atlas
 256 LOADADDR        := 0x80100000
 257 endif
 258
 259 #
 260 # MIPS Malta board
 261 #
 262 ifdef CONFIG_MIPS_MALTA
 263 LIBS            += arch/mips/mips-boards/malta/malta.o \
 264                    arch/mips/mips-boards/generic/mipsboards.o
 265 SUBDIRS         += arch/mips/mips-boards/malta arch/mips/mips-boards/generic
 266 LOADADDR        := 0x80100000
 267 endif
 268
 269 #
 270 # MIPS SEAD board
 271 #
 272 ifdef CONFIG_MIPS_SEAD
 273 LIBS            += arch/mips/mips-boards/sead/sead.o \
 274                    arch/mips/mips-boards/generic/mipsboards.o
 275 SUBDIRS         += arch/mips/mips-boards/generic arch/mips/mips-boards/sead
 276 LOADADDR        := 0x80100000
 277 endif
 278
 279 #
 280 # Momentum Ocelot board
 281 #
 282 ifdef CONFIG_MOMENCO_OCELOT
 283 # The Ocelot setup.o must be linked early - it does the ioremap() for the
 284 # mips_io_port_base.
 285 CORE_FILES      += arch/mips/gt64120/common/gt64120.o \
 286                    arch/mips/gt64120/momenco_ocelot/momenco_ocelot.o
 287 SUBDIRS         += arch/mips/gt64120/common arch/mips/gt64120/momenco_ocelot
 288 LOADADDR        := 0x80100000
 289 endif
 290
 291 #
 292 # Momentum Ocelot-G board
 293 #
 294 ifdef CONFIG_MOMENCO_OCELOT_G
 295 # The Ocelot-G setup.o must be linked early - it does the ioremap() for the
 296 # mips_io_port_base.
 297 CORE_FILES      += arch/mips/momentum/ocelot_g/ocelot_g.o
 298 SUBDIRS         += arch/mips/momentum/ocelot_g
 299 LOADADDR        := 0x80100000
 300 endif
 301
 302 #
 303 # NEC DDB Vrc-5074
 304 #
 305 ifdef CONFIG_DDB5074
 306 SUBDIRS         += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5074
 307 LIBS            += arch/mips/ddb5xxx/common/ddb5xxx.o arch/mips/ddb5xxx/ddb5074/ddb5074.o
 308 LOADADDR        := 0x80080000
 309 endif
 310
 311 #
 312 # NEC DDB Vrc-5476
 313 #
 314 ifdef CONFIG_DDB5476
 315 SUBDIRS         += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5476
 316 LIBS            += arch/mips/ddb5xxx/common/ddb5xxx.o \
 317                    arch/mips/ddb5xxx/ddb5476/ddb5476.o
 318 LOADADDR        := 0x80080000
 319 endif
 320
 321 #
 322 # NEC DDB Vrc-5477
 323 #
 324 ifdef CONFIG_DDB5477
 325 SUBDIRS         += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5477
 326 LIBS            += arch/mips/ddb5xxx/common/ddb5xxx.o \
 327                    arch/mips/ddb5xxx/ddb5477/ddb5477.o
 328 LOADADDR        := 0x80100000
 329 endif
 330
 331 #
 332 # NEC Osprey (vr4181) board
 333 #
 334 ifdef CONFIG_NEC_OSPREY
 335 SUBDIRS         += arch/mips/vr4181/common arch/mips/vr4181/osprey
 336 LIBS            += arch/mips/vr4181/common/vr4181.o \
 337                    arch/mips/vr4181/osprey/osprey.o
 338 LOADADDR        := 0x80002000
 339 endif
 340
 341 #
 342 # NEC Eagle/Hawk (VR4122/VR4131) board
 343 #
 344 ifdef CONFIG_NEC_EAGLE
 345 SUBDIRS         += arch/mips/vr41xx/common \
 346                    arch/mips/vr41xx/nec-eagle
 347 LIBS            += arch/mips/vr41xx/common/vr41xx.o \
 348                    arch/mips/vr41xx/nec-eagle/eagle.o
 349 LOADADDR        := 0x80000000
 350 endif
 351
 352 #
 353 # ZAO Networks Capcella (VR4131)
 354 #
 355 ifdef CONFIG_ZAO_CAPCELLA
 356 SUBDIRS         += arch/mips/vr41xx/common \
 357                    arch/mips/vr41xx/zao-capcella
 358 LIBS            += arch/mips/vr41xx/common/vr41xx.o \
 359                    arch/mips/vr41xx/zao-capcella/capcella.o
 360 LOADADDR        := 0x80000000
 361 endif
 362
 363 #
 364 # Philips Nino
 365 #
 366 ifdef CONFIG_NINO
 367 CORE_FILES      += arch/mips/philips/nino/nino.o
 368 SUBDIRS         += arch/mips/philips/nino
 369 LOADADDR        := 0x80000000
 370 endif
 371
 372 #
 373 # SGI IP22 (Indy/Indigo2)
 374 #
 375 ifdef CONFIG_SGI_IP22
 376 CORE_FILES      += arch/mips/sgi-ip22/ip22-kern.o
 377 LIBS            += arch/mips/arc/arclib.a
 378 SUBDIRS         += arch/mips/sgi-ip22 arch/mips/arc
 379 #
 380 # Set LOADADDR to >= 0x88069000 if you want to leave space for symmon,
 381 # 0x88002000 for production kernels.  Note that the value must be
 382 # 8kb aligned or the handling of the current variable will break.
 383 #
 384 LOADADDR        := 0x88002000
 385 endif
 386
 387 #
 388 # Sibyte SB1250 SOC
 389 #
 390 ifdef CONFIG_SIBYTE_SB1250
 391 # This is a LIB so that it links at the end, and initcalls are later
 392 # the sequence; but it is built as an object so that modules don't get
 393 # removed (as happens, even if they have __initcall/module_init)
 394 LIBS            += arch/mips/sibyte/sb1250/sb1250.o
 395 SUBDIRS         += arch/mips/sibyte/sb1250
 396 endif
 397
 398 #
 399 # Sibyte SWARM board
 400 #
 401 ifdef CONFIG_SIBYTE_SWARM
 402 LIBS            += arch/mips/sibyte/swarm/sbswarm.a
 403 SUBDIRS         += arch/mips/sibyte/swarm
 404 LOADADDR        := 0x80100000
 405 endif
 406
 407 #
 408 # Sibyte CFE firmware
 409 #
 410 ifdef CONFIG_SIBYTE_CFE
 411 LIBS            += arch/mips/sibyte/cfe/cfe.a
 412 SUBDIRS         += arch/mips/sibyte/cfe
 413 endif
 414
 415 #
 416 # SB1 Cache Error handler
 417 #
 418 ifdef CONFIG_SB1_CACHE_ERROR
 419 LIBS            += arch/mips/sibyte/sb1/sb1kern.a
 420 SUBDIRS         += arch/mips/sibyte/sb1
 421 endif
 422
 423 #
 424 # SNI RM200 PCI
 425 #
 426 ifdef CONFIG_SNI_RM200_PCI
 427 CORE_FILES      += arch/mips/sni/sni.o
 428 SUBDIRS         += arch/mips/sni arch/mips/arc
 429 LIBS            += arch/mips/arc/arclib.a
 430 LOADADDR        := 0x80080000
 431 endif
 432
 433 #
 434 # Toshiba JMR-TX3927 board
 435 #
 436 ifdef CONFIG_TOSHIBA_JMR3927
 437 CORE_FILES      += arch/mips/jmr3927/rbhma3100/jmr3927.o \
 438                    arch/mips/jmr3927/common/tx3927.o
 439 SUBDIRS         += arch/mips/jmr3927/rbhma3100 arch/mips/jmr3927/common
 440 LOADADDR        := 0x80050000
 441 endif
 442
 443
 444 #
 445 # Choosing incompatible machines durings configuration will result in
 446 # error messages during linking.  Select a default linkscript if
 447 # none has been choosen above.
 448 #
 449 vmlinux: arch/$(ARCH)/ld.script
 450
 451 arch/$(ARCH)/ld.script: arch/$(ARCH)/ld.script.in arch/$(ARCH)/Makefile
 452         sed -e 's/@@LOADADDR@@/$(LOADADDR)/' <$< >$@
 453 LINKFLAGS       += -T arch/$(ARCH)/ld.script
 454
 455 HEAD := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 456
 457 SUBDIRS := $(addprefix arch/mips/, tools) $(SUBDIRS) $(addprefix arch/mips/, kernel mm lib)
 458 CORE_FILES := arch/mips/kernel/kernel.o arch/mips/mm/mm.o $(CORE_FILES)
 459 LIBS := arch/mips/lib/lib.a $(LIBS)
 460
 461 ifdef CONFIG_BAGET_MIPS
 462
 463 BAGETBOOT = $(MAKE) -C arch/$(ARCH)/baget
 464
 465 balo: vmlinux
 466         $(BAGETBOOT) balo
 467
 468 endif
 469
 470 ifdef CONFIG_MIPS_EV64120
 471 GALILEOBOOT = $(MAKE) -C arch/$(ARCH)/galileo-boards/ev64120
 472
 473 gboot: vmlinux
 474         $(MAKE) -C arch/$(ARCH)/galileo-boards/ev64120/compressed
 475 endif
 476
 477 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
 478
 479 vmlinux.ecoff: vmlinux
 480         @$(MAKEBOOT) $@
 481
 482 archclean:
 483         @$(MAKEBOOT) clean
 484         rm -f arch/$(ARCH)/ld.script
 485         $(MAKE) -C arch/$(ARCH)/tools clean
 486         $(MAKE) -C arch/mips/baget clean
 487
 488 archmrproper:
 489         @$(MAKEBOOT) mrproper
 490         $(MAKE) -C arch/$(ARCH)/tools mrproper
 491
 492 archdep:
 493         if [ ! -f $(TOPDIR)/include/asm-$(ARCH)/offset.h ]; then \
 494                 touch $(TOPDIR)/include/asm-$(ARCH)/offset.h; \
 495         fi;
 496         @$(MAKEBOOT) dep