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 15cflags-y := 16 17# 18# Select the object file format to substitute into the linker script. 19# 20ifdef CONFIG_CPU_LITTLE_ENDIAN 2132bit-tool-archpref = mipsel 2264bit-tool-archpref = mips64el 2332bit-bfd = elf32-tradlittlemips 2464bit-bfd = elf64-tradlittlemips 2532bit-emul = elf32ltsmip 2664bit-emul = elf64ltsmip 27else 2832bit-tool-archpref = mips 2964bit-tool-archpref = mips64 3032bit-bfd = elf32-tradbigmips 3164bit-bfd = elf64-tradbigmips 3232bit-emul = elf32btsmip 3364bit-emul = elf64btsmip 34endif 35 36ifdef CONFIG_32BIT 37tool-archpref = $(32bit-tool-archpref) 38UTS_MACHINE := mips 39endif 40ifdef CONFIG_64BIT 41tool-archpref = $(64bit-tool-archpref) 42UTS_MACHINE := mips64 43endif 44 45ifneq ($(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 49endif 50 51ifdef CONFIG_32BIT 52ld-emul = $(32bit-emul) 53vmlinux-32 = vmlinux 54vmlinux-64 = vmlinux.64 55 56cflags-y += -mabi=32 57endif 58 59ifdef CONFIG_64BIT 60ld-emul = $(64bit-emul) 61vmlinux-32 = vmlinux.32 62vmlinux-64 = vmlinux 63 64cflags-y += -mabi=64 65endif 66 67all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32) 68all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64) 69 70# 71# GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel 72# code since it only slows down the whole thing. At some point we might make 73# use of global pointer optimizations but their use of $28 conflicts with 74# the current pointer optimization. 75# 76# The DECStation requires an ECOFF kernel for remote booting, other MIPS 77# machines may also. Since BFD is incredibly buggy with respect to 78# crossformat linking we rely on the elf2ecoff tool for format conversion. 79# 80cflags-y += -G 0 -mno-abicalls -fno-pic -pipe 81cflags-y += -msoft-float 82LDFLAGS_vmlinux += -G 0 -static -n -nostdlib 83MODFLAGS += -mlong-calls 84 85cflags-y += -ffreestanding 86 87# 88# We explicitly add the endianness specifier if needed, this allows 89# to compile kernels with a toolchain for the other endianness. We 90# carefully avoid to add it redundantly because gcc 3.3/3.4 complains 91# when fed the toolchain default! 92# 93# Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of 94# 2006-10-10 don't properly change the predefined symbols if -EB / -EL 95# are used, so we kludge that here. A bug has been filed at 96# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413. 97# 98undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__ 99undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__ 100predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__ 101predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__ 102cflags-$(CONFIG_CPU_BIG_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be)) 103cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le)) 104 105cflags-$(CONFIG_CPU_HAS_SMARTMIPS) += $(call cc-option,-msmartmips) 106 107cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \ 108 -fno-omit-frame-pointer 109 110# 111# CPU-dependent compiler/assembler options for optimization. 112# 113cflags-$(CONFIG_CPU_R3000) += -march=r3000 114cflags-$(CONFIG_CPU_TX39XX) += -march=r3900 115cflags-$(CONFIG_CPU_R6000) += -march=r6000 -Wa,--trap 116cflags-$(CONFIG_CPU_R4300) += -march=r4300 -Wa,--trap 117cflags-$(CONFIG_CPU_VR41XX) += -march=r4100 -Wa,--trap 118cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap 119cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap 120cflags-$(CONFIG_CPU_LOONGSON2) += -march=r4600 -Wa,--trap 121cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ 122 -Wa,-mips32 -Wa,--trap 123cflags-$(CONFIG_CPU_MIPS32_R2) += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ 124 -Wa,-mips32r2 -Wa,--trap 125cflags-$(CONFIG_CPU_MIPS64_R1) += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \ 126 -Wa,-mips64 -Wa,--trap 127cflags-$(CONFIG_CPU_MIPS64_R2) += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \ 128 -Wa,-mips64r2 -Wa,--trap 129cflags-$(CONFIG_CPU_R5000) += -march=r5000 -Wa,--trap 130cflags-$(CONFIG_CPU_R5432) += $(call cc-option,-march=r5400,-march=r5000) \ 131 -Wa,--trap 132cflags-$(CONFIG_CPU_NEVADA) += $(call cc-option,-march=rm5200,-march=r5000) \ 133 -Wa,--trap 134cflags-$(CONFIG_CPU_RM7000) += $(call cc-option,-march=rm7000,-march=r5000) \ 135 -Wa,--trap 136cflags-$(CONFIG_CPU_RM9000) += $(call cc-option,-march=rm9000,-march=r5000) \ 137 -Wa,--trap 138cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-march=sb1,-march=r5000) \ 139 -Wa,--trap 140cflags-$(CONFIG_CPU_R8000) += -march=r8000 -Wa,--trap 141cflags-$(CONFIG_CPU_R10000) += $(call cc-option,-march=r10000,-march=r8000) \ 142 -Wa,--trap 143 144cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,) 145cflags-$(CONFIG_CPU_R4400_WORKAROUNDS) += $(call cc-option,-mfix-r4400,) 146cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS) += $(call cc-option,-mno-daddi,) 147 148ifdef CONFIG_CPU_SB1 149ifdef CONFIG_SB1_PASS_1_WORKAROUNDS 150MODFLAGS += -msb1-pass1-workarounds 151endif 152endif 153 154# 155# Firmware support 156# 157libs-$(CONFIG_ARC) += arch/mips/fw/arc/ 158libs-$(CONFIG_CFE) += arch/mips/fw/cfe/ 159libs-$(CONFIG_SNIPROM) += arch/mips/fw/sni/ 160libs-y += arch/mips/fw/lib/ 161libs-$(CONFIG_SIBYTE_CFE) += arch/mips/sibyte/cfe/ 162 163# 164# Board-dependent options and extra files 165# 166 167# 168# Acer PICA 61, Mips Magnum 4000 and Olivetti M700. 169# 170core-$(CONFIG_MACH_JAZZ) += arch/mips/jazz/ 171cflags-$(CONFIG_MACH_JAZZ) += -Iinclude/asm-mips/mach-jazz 172load-$(CONFIG_MACH_JAZZ) += 0xffffffff80080000 173 174# 175# Common Alchemy Au1x00 stuff 176# 177core-$(CONFIG_SOC_AU1X00) += arch/mips/au1000/common/ 178cflags-$(CONFIG_SOC_AU1X00) += -Iinclude/asm-mips/mach-au1x00 179 180# 181# AMD Alchemy Pb1000 eval board 182# 183libs-$(CONFIG_MIPS_PB1000) += arch/mips/au1000/pb1000/ 184cflags-$(CONFIG_MIPS_PB1000) += -Iinclude/asm-mips/mach-pb1x00 185load-$(CONFIG_MIPS_PB1000) += 0xffffffff80100000 186 187# 188# AMD Alchemy Pb1100 eval board 189# 190libs-$(CONFIG_MIPS_PB1100) += arch/mips/au1000/pb1100/ 191cflags-$(CONFIG_MIPS_PB1100) += -Iinclude/asm-mips/mach-pb1x00 192load-$(CONFIG_MIPS_PB1100) += 0xffffffff80100000 193 194# 195# AMD Alchemy Pb1500 eval board 196# 197libs-$(CONFIG_MIPS_PB1500) += arch/mips/au1000/pb1500/ 198cflags-$(CONFIG_MIPS_PB1500) += -Iinclude/asm-mips/mach-pb1x00 199load-$(CONFIG_MIPS_PB1500) += 0xffffffff80100000 200 201# 202# AMD Alchemy Pb1550 eval board 203# 204libs-$(CONFIG_MIPS_PB1550) += arch/mips/au1000/pb1550/ 205cflags-$(CONFIG_MIPS_PB1550) += -Iinclude/asm-mips/mach-pb1x00 206load-$(CONFIG_MIPS_PB1550) += 0xffffffff80100000 207 208# 209# AMD Alchemy Pb1200 eval board 210# 211libs-$(CONFIG_MIPS_PB1200) += arch/mips/au1000/pb1200/ 212cflags-$(CONFIG_MIPS_PB1200) += -Iinclude/asm-mips/mach-pb1x00 213load-$(CONFIG_MIPS_PB1200) += 0xffffffff80100000 214 215# 216# AMD Alchemy Db1000 eval board 217# 218libs-$(CONFIG_MIPS_DB1000) += arch/mips/au1000/db1x00/ 219cflags-$(CONFIG_MIPS_DB1000) += -Iinclude/asm-mips/mach-db1x00 220load-$(CONFIG_MIPS_DB1000) += 0xffffffff80100000 221 222# 223# AMD Alchemy Db1100 eval board 224# 225libs-$(CONFIG_MIPS_DB1100) += arch/mips/au1000/db1x00/ 226cflags-$(CONFIG_MIPS_DB1100) += -Iinclude/asm-mips/mach-db1x00 227load-$(CONFIG_MIPS_DB1100) += 0xffffffff80100000 228 229# 230# AMD Alchemy Db1500 eval board 231# 232libs-$(CONFIG_MIPS_DB1500) += arch/mips/au1000/db1x00/ 233cflags-$(CONFIG_MIPS_DB1500) += -Iinclude/asm-mips/mach-db1x00 234load-$(CONFIG_MIPS_DB1500) += 0xffffffff80100000 235 236# 237# AMD Alchemy Db1550 eval board 238# 239libs-$(CONFIG_MIPS_DB1550) += arch/mips/au1000/db1x00/ 240cflags-$(CONFIG_MIPS_DB1550) += -Iinclude/asm-mips/mach-db1x00 241load-$(CONFIG_MIPS_DB1550) += 0xffffffff80100000 242 243# 244# AMD Alchemy Db1200 eval board 245# 246libs-$(CONFIG_MIPS_DB1200) += arch/mips/au1000/pb1200/ 247cflags-$(CONFIG_MIPS_DB1200) += -Iinclude/asm-mips/mach-db1x00 248load-$(CONFIG_MIPS_DB1200) += 0xffffffff80100000 249 250# 251# AMD Alchemy Bosporus eval board 252# 253libs-$(CONFIG_MIPS_BOSPORUS) += arch/mips/au1000/db1x00/ 254cflags-$(CONFIG_MIPS_BOSPORUS) += -Iinclude/asm-mips/mach-db1x00 255load-$(CONFIG_MIPS_BOSPORUS) += 0xffffffff80100000 256 257# 258# AMD Alchemy Mirage eval board 259# 260libs-$(CONFIG_MIPS_MIRAGE) += arch/mips/au1000/db1x00/ 261cflags-$(CONFIG_MIPS_MIRAGE) += -Iinclude/asm-mips/mach-db1x00 262load-$(CONFIG_MIPS_MIRAGE) += 0xffffffff80100000 263 264# 265# 4G-Systems eval board 266# 267libs-$(CONFIG_MIPS_MTX1) += arch/mips/au1000/mtx-1/ 268load-$(CONFIG_MIPS_MTX1) += 0xffffffff80100000 269 270# 271# MyCable eval board 272# 273libs-$(CONFIG_MIPS_XXS1500) += arch/mips/au1000/xxs1500/ 274load-$(CONFIG_MIPS_XXS1500) += 0xffffffff80100000 275 276# 277# Cobalt Server 278# 279core-$(CONFIG_MIPS_COBALT) += arch/mips/cobalt/ 280cflags-$(CONFIG_MIPS_COBALT) += -Iinclude/asm-mips/mach-cobalt 281load-$(CONFIG_MIPS_COBALT) += 0xffffffff80080000 282 283# 284# DECstation family 285# 286core-$(CONFIG_MACH_DECSTATION) += arch/mips/dec/ 287cflags-$(CONFIG_MACH_DECSTATION)+= -Iinclude/asm-mips/mach-dec 288libs-$(CONFIG_MACH_DECSTATION) += arch/mips/dec/prom/ 289load-$(CONFIG_MACH_DECSTATION) += 0xffffffff80040000 290 291# 292# Wind River PPMC Board (4KC + GT64120) 293# 294core-$(CONFIG_WR_PPMC) += arch/mips/gt64120/wrppmc/ 295cflags-$(CONFIG_WR_PPMC) += -Iinclude/asm-mips/mach-wrppmc 296load-$(CONFIG_WR_PPMC) += 0xffffffff80100000 297 298# 299# lemote fulong mini-PC board 300# 301core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/ 302load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000 303cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote 304 305# 306# For all MIPS, Inc. eval boards 307# 308core-$(CONFIG_MIPS_BOARDS_GEN) += arch/mips/mips-boards/generic/ 309 310# 311# MIPS Atlas board 312# 313core-$(CONFIG_MIPS_ATLAS) += arch/mips/mips-boards/atlas/ 314cflags-$(CONFIG_MIPS_ATLAS) += -Iinclude/asm-mips/mach-atlas 315cflags-$(CONFIG_MIPS_ATLAS) += -Iinclude/asm-mips/mach-mips 316load-$(CONFIG_MIPS_ATLAS) += 0xffffffff80100000 317all-$(CONFIG_MIPS_ATLAS) := vmlinux.srec 318 319# 320# MIPS Malta board 321# 322core-$(CONFIG_MIPS_MALTA) += arch/mips/mips-boards/malta/ 323cflags-$(CONFIG_MIPS_MALTA) += -Iinclude/asm-mips/mach-mips 324load-$(CONFIG_MIPS_MALTA) += 0xffffffff80100000 325all-$(CONFIG_MIPS_MALTA) := vmlinux.srec 326 327# 328# MIPS SEAD board 329# 330core-$(CONFIG_MIPS_SEAD) += arch/mips/mips-boards/sead/ 331cflags-$(CONFIG_MIPS_SEAD) += -Iinclude/asm-mips/mach-mips 332load-$(CONFIG_MIPS_SEAD) += 0xffffffff80100000 333all-$(CONFIG_MIPS_SEAD) := vmlinux.srec 334 335# 336# MIPS SIM 337# 338core-$(CONFIG_MIPS_SIM) += arch/mips/mipssim/ 339cflags-$(CONFIG_MIPS_SIM) += -Iinclude/asm-mips/mach-mipssim 340load-$(CONFIG_MIPS_SIM) += 0x80100000 341 342# 343# PMC-Sierra MSP SOCs 344# 345core-$(CONFIG_PMC_MSP) += arch/mips/pmc-sierra/msp71xx/ 346cflags-$(CONFIG_PMC_MSP) += -Iinclude/asm-mips/pmc-sierra/msp71xx \ 347 -mno-branch-likely 348load-$(CONFIG_PMC_MSP) += 0xffffffff80100000 349 350# 351# PMC-Sierra Yosemite 352# 353core-$(CONFIG_PMC_YOSEMITE) += arch/mips/pmc-sierra/yosemite/ 354cflags-$(CONFIG_PMC_YOSEMITE) += -Iinclude/asm-mips/mach-yosemite 355load-$(CONFIG_PMC_YOSEMITE) += 0xffffffff80100000 356 357# 358# Qemu simulating MIPS32 4Kc 359# 360core-$(CONFIG_QEMU) += arch/mips/qemu/ 361cflags-$(CONFIG_QEMU) += -Iinclude/asm-mips/mach-qemu 362load-$(CONFIG_QEMU) += 0xffffffff80010000 363all-$(CONFIG_QEMU) := vmlinux.bin 364 365# 366# Basler eXcite 367# 368core-$(CONFIG_BASLER_EXCITE) += arch/mips/basler/excite/ 369cflags-$(CONFIG_BASLER_EXCITE) += -Iinclude/asm-mips/mach-excite 370load-$(CONFIG_BASLER_EXCITE) += 0x80100000 371 372# 373# LASAT platforms 374# 375core-$(CONFIG_LASAT) += arch/mips/lasat/ 376cflags-$(CONFIG_LASAT) += -Iinclude/asm-mips/mach-lasat 377load-$(CONFIG_LASAT) += 0xffffffff80000000 378 379# 380# Common VR41xx 381# 382core-$(CONFIG_MACH_VR41XX) += arch/mips/vr41xx/common/ 383cflags-$(CONFIG_MACH_VR41XX) += -Iinclude/asm-mips/mach-vr41xx 384 385# 386# NEC VR4133 387# 388core-$(CONFIG_NEC_CMBVR4133) += arch/mips/vr41xx/nec-cmbvr4133/ 389load-$(CONFIG_NEC_CMBVR4133) += 0xffffffff80100000 390 391# 392# ZAO Networks Capcella (VR4131) 393# 394load-$(CONFIG_ZAO_CAPCELLA) += 0xffffffff80000000 395 396# 397# Victor MP-C303/304 (VR4122) 398# 399load-$(CONFIG_VICTOR_MPC30X) += 0xffffffff80001000 400 401# 402# IBM WorkPad z50 (VR4121) 403# 404core-$(CONFIG_IBM_WORKPAD) += arch/mips/vr41xx/ibm-workpad/ 405load-$(CONFIG_IBM_WORKPAD) += 0xffffffff80004000 406 407# 408# CASIO CASSIPEIA E-55/65 (VR4111) 409# 410core-$(CONFIG_CASIO_E55) += arch/mips/vr41xx/casio-e55/ 411load-$(CONFIG_CASIO_E55) += 0xffffffff80004000 412 413# 414# TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131) 415# 416load-$(CONFIG_TANBAC_TB022X) += 0xffffffff80000000 417 418# 419# Common Philips PNX8550 420# 421core-$(CONFIG_SOC_PNX8550) += arch/mips/philips/pnx8550/common/ 422cflags-$(CONFIG_SOC_PNX8550) += -Iinclude/asm-mips/mach-pnx8550 423 424# 425# Philips PNX8550 JBS board 426# 427libs-$(CONFIG_PNX8550_JBS) += arch/mips/philips/pnx8550/jbs/ 428#cflags-$(CONFIG_PNX8550_JBS) += -Iinclude/asm-mips/mach-pnx8550 429load-$(CONFIG_PNX8550_JBS) += 0xffffffff80060000 430 431# Philips PNX8550 STB810 board 432# 433libs-$(CONFIG_PNX8550_STB810) += arch/mips/philips/pnx8550/stb810/ 434load-$(CONFIG_PNX8550_STB810) += 0xffffffff80060000 435 436# NEC EMMA2RH boards 437# 438core-$(CONFIG_EMMA2RH) += arch/mips/emma2rh/common/ 439cflags-$(CONFIG_EMMA2RH) += -Iinclude/asm-mips/mach-emma2rh 440 441# NEC EMMA2RH Mark-eins 442core-$(CONFIG_MARKEINS) += arch/mips/emma2rh/markeins/ 443load-$(CONFIG_MARKEINS) += 0xffffffff88100000 444 445# 446# SGI IP22 (Indy/Indigo2) 447# 448# Set the load address to >= 0xffffffff88069000 if you want to leave space for 449# symmon, 0xffffffff80002000 for production kernels. Note that the value must 450# be aligned to a multiple of the kernel stack size or the handling of the 451# current variable will break so for 64-bit kernels we have to raise the start 452# address by 8kb. 453# 454core-$(CONFIG_SGI_IP22) += arch/mips/sgi-ip22/ 455cflags-$(CONFIG_SGI_IP22) += -Iinclude/asm-mips/mach-ip22 456ifdef CONFIG_32BIT 457load-$(CONFIG_SGI_IP22) += 0xffffffff88002000 458endif 459ifdef CONFIG_64BIT 460load-$(CONFIG_SGI_IP22) += 0xffffffff88004000 461endif 462 463# 464# SGI-IP27 (Origin200/2000) 465# 466# Set the load address to >= 0xc000000000300000 if you want to leave space for 467# symmon, 0xc00000000001c000 for production kernels. Note that the value must 468# be 16kb aligned or the handling of the current variable will break. 469# 470ifdef CONFIG_SGI_IP27 471core-$(CONFIG_SGI_IP27) += arch/mips/sgi-ip27/ 472cflags-$(CONFIG_SGI_IP27) += -Iinclude/asm-mips/mach-ip27 473ifdef CONFIG_MAPPED_KERNEL 474load-$(CONFIG_SGI_IP27) += 0xc00000004001c000 475OBJCOPYFLAGS := --change-addresses=0x3fffffff80000000 476dataoffset-$(CONFIG_SGI_IP27) += 0x01000000 477else 478load-$(CONFIG_SGI_IP27) += 0xa80000000001c000 479OBJCOPYFLAGS := --change-addresses=0x57ffffff80000000 480endif 481endif 482 483# 484# SGI IP28 (Indigo2 R10k) 485# 486# Set the load address to >= 0xa800000020080000 if you want to leave space for 487# symmon, 0xa800000020004000 for production kernels ? Note that the value must 488# be 16kb aligned or the handling of the current variable will break. 489# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys 490# 491#core-$(CONFIG_SGI_IP28) += arch/mips/sgi-ip22/ arch/mips/arc/arc_con.o 492core-$(CONFIG_SGI_IP28) += arch/mips/sgi-ip22/ 493cflags-$(CONFIG_SGI_IP28) += -mr10k-cache-barrier=1 -Iinclude/asm-mips/mach-ip28 494#cflags-$(CONFIG_SGI_IP28) += -Iinclude/asm-mips/mach-ip28 495load-$(CONFIG_SGI_IP28) += 0xa800000020004000 496 497# 498# SGI-IP32 (O2) 499# 500# Set the load address to >= 80069000 if you want to leave space for symmon, 501# 0xffffffff80004000 for production kernels. Note that the value must be aligned to 502# a multiple of the kernel stack size or the handling of the current variable 503# will break. 504# 505core-$(CONFIG_SGI_IP32) += arch/mips/sgi-ip32/ 506cflags-$(CONFIG_SGI_IP32) += -Iinclude/asm-mips/mach-ip32 507load-$(CONFIG_SGI_IP32) += 0xffffffff80004000 508 509# 510# Sibyte SB1250/BCM1480 SOC 511# 512# This is a LIB so that it links at the end, and initcalls are later 513# the sequence; but it is built as an object so that modules don't get 514# removed (as happens, even if they have __initcall/module_init) 515# 516core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/sb1250/ 517core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/common/ 518cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte \ 519 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL 520 521core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/sb1250/ 522core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/common/ 523cflags-$(CONFIG_SIBYTE_SB1250) += -Iinclude/asm-mips/mach-sibyte \ 524 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL 525 526core-$(CONFIG_SIBYTE_BCM1x55) += arch/mips/sibyte/bcm1480/ 527core-$(CONFIG_SIBYTE_BCM1x55) += arch/mips/sibyte/common/ 528cflags-$(CONFIG_SIBYTE_BCM1x55) += -Iinclude/asm-mips/mach-sibyte \ 529 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL 530 531core-$(CONFIG_SIBYTE_BCM1x80) += arch/mips/sibyte/bcm1480/ 532core-$(CONFIG_SIBYTE_BCM1x80) += arch/mips/sibyte/common/ 533cflags-$(CONFIG_SIBYTE_BCM1x80) += -Iinclude/asm-mips/mach-sibyte \ 534 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL 535 536# 537# Sibyte BCM91120x (Carmel) board 538# Sibyte BCM91120C (CRhine) board 539# Sibyte BCM91125C (CRhone) board 540# Sibyte BCM91125E (Rhone) board 541# Sibyte SWARM board 542# Sibyte BCM91x80 (BigSur) board 543# 544libs-$(CONFIG_SIBYTE_CARMEL) += arch/mips/sibyte/swarm/ 545load-$(CONFIG_SIBYTE_CARMEL) := 0xffffffff80100000 546libs-$(CONFIG_SIBYTE_CRHINE) += arch/mips/sibyte/swarm/ 547load-$(CONFIG_SIBYTE_CRHINE) := 0xffffffff80100000 548libs-$(CONFIG_SIBYTE_CRHONE) += arch/mips/sibyte/swarm/ 549load-$(CONFIG_SIBYTE_CRHONE) := 0xffffffff80100000 550libs-$(CONFIG_SIBYTE_RHONE) += arch/mips/sibyte/swarm/ 551load-$(CONFIG_SIBYTE_RHONE) := 0xffffffff80100000 552libs-$(CONFIG_SIBYTE_SENTOSA) += arch/mips/sibyte/swarm/ 553load-$(CONFIG_SIBYTE_SENTOSA) := 0xffffffff80100000 554libs-$(CONFIG_SIBYTE_SWARM) += arch/mips/sibyte/swarm/ 555load-$(CONFIG_SIBYTE_SWARM) := 0xffffffff80100000 556libs-$(CONFIG_SIBYTE_BIGSUR) += arch/mips/sibyte/swarm/ 557load-$(CONFIG_SIBYTE_BIGSUR) := 0xffffffff80100000 558 559# 560# Broadcom BCM47XX boards 561# 562core-$(CONFIG_BCM47XX) += arch/mips/bcm47xx/ 563cflags-$(CONFIG_BCM47XX) += -Iinclude/asm-mips/mach-bcm47xx 564load-$(CONFIG_BCM47XX) := 0xffffffff80001000 565 566# 567# SNI RM 568# 569core-$(CONFIG_SNI_RM) += arch/mips/sni/ 570cflags-$(CONFIG_SNI_RM) += -Iinclude/asm-mips/mach-rm 571load-$(CONFIG_SNI_RM) += 0xffffffff80600000 572all-$(CONFIG_SNI_RM) := vmlinux.ecoff 573 574# 575# Toshiba JMR-TX3927 board 576# 577core-$(CONFIG_TOSHIBA_JMR3927) += arch/mips/jmr3927/rbhma3100/ \ 578 arch/mips/jmr3927/common/ 579cflags-$(CONFIG_TOSHIBA_JMR3927) += -Iinclude/asm-mips/mach-jmr3927 580load-$(CONFIG_TOSHIBA_JMR3927) += 0xffffffff80050000 581 582# 583# Toshiba RBTX4927 board or 584# Toshiba RBTX4937 board 585# 586core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/toshiba_rbtx4927/ 587core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/tx4927/common/ 588cflags-$(CONFIG_TOSHIBA_RBTX4927) += -Iinclude/asm-mips/mach-tx49xx 589load-$(CONFIG_TOSHIBA_RBTX4927) += 0xffffffff80020000 590 591# 592# Toshiba RBTX4938 board 593# 594core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/toshiba_rbtx4938/ 595core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/tx4938/common/ 596cflags-$(CONFIG_TOSHIBA_RBTX4938) += -Iinclude/asm-mips/mach-tx49xx 597load-$(CONFIG_TOSHIBA_RBTX4938) += 0xffffffff80100000 598 599cflags-y += -Iinclude/asm-mips/mach-generic 600drivers-$(CONFIG_PCI) += arch/mips/pci/ 601 602ifdef CONFIG_32BIT 603ifdef CONFIG_CPU_LITTLE_ENDIAN 604JIFFIES = jiffies_64 605else 606JIFFIES = jiffies_64 + 4 607endif 608else 609JIFFIES = jiffies_64 610endif 611 612# 613# Automatically detect the build format. By default we choose 614# the elf format according to the load address. 615# We can always force a build with a 64-bits symbol format by 616# passing 'KBUILD_SYM32=no' option to the make's command line. 617# 618ifdef CONFIG_64BIT 619 ifndef KBUILD_SYM32 620 ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0) 621 KBUILD_SYM32 = y 622 endif 623 endif 624 625 ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy) 626 cflags-y += -msym32 -DKBUILD_64BIT_SYM32 627 else 628 ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y) 629 $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32) 630 endif 631 endif 632endif 633 634KBUILD_AFLAGS += $(cflags-y) 635KBUILD_CFLAGS += $(cflags-y) \ 636 -D"VMLINUX_LOAD_ADDRESS=$(load-y)" 637 638LDFLAGS += -m $(ld-emul) 639 640ifdef CONFIG_MIPS 641CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \ 642 egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \ 643 sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/") 644ifdef CONFIG_64BIT 645CHECKFLAGS += -m64 646endif 647endif 648 649OBJCOPYFLAGS += --remove-section=.reginfo 650 651# 652# Choosing incompatible machines durings configuration will result in 653# error messages during linking. Select a default linkscript if 654# none has been choosen above. 655# 656 657CPPFLAGS_vmlinux.lds := \ 658 $(KBUILD_CFLAGS) \ 659 -D"LOADADDR=$(load-y)" \ 660 -D"JIFFIES=$(JIFFIES)" \ 661 -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)" 662 663head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o 664 665libs-y += arch/mips/lib/ 666 667core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/ 668 669drivers-$(CONFIG_OPROFILE) += arch/mips/oprofile/ 670 671ifdef CONFIG_LASAT 672rom.bin rom.sw: vmlinux 673 $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@ 674endif 675 676# 677# Some machines like the Indy need 32-bit ELF binaries for booting purposes. 678# Other need ECOFF, so we build a 32-bit ELF binary for them which we then 679# convert to ECOFF using elf2ecoff. 680# 681vmlinux.32: vmlinux 682 $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@ 683 684# 685# The 64-bit ELF tools are pretty broken so at this time we generate 64-bit 686# ELF files from 32-bit files by conversion. 687# 688vmlinux.64: vmlinux 689 $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@ 690 691makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1) 692 693all: $(all-y) 694 695vmlinux.bin: $(vmlinux-32) 696 +@$(call makeboot,$@) 697 698vmlinux.ecoff: $(vmlinux-32) 699 +@$(call makeboot,$@) 700 701vmlinux.srec: $(vmlinux-32) 702 +@$(call makeboot,$@) 703 704CLEAN_FILES += vmlinux.ecoff \ 705 vmlinux.srec 706 707archprepare: 708ifdef CONFIG_MIPS32_N32 709 @echo ' Checking missing-syscalls for N32' 710 $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32" 711endif 712ifdef CONFIG_MIPS32_O32 713 @echo ' Checking missing-syscalls for O32' 714 $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32" 715endif 716 717archclean: 718 @$(MAKE) $(clean)=arch/mips/boot 719 @$(MAKE) $(clean)=arch/mips/lasat 720 721define archhelp 722 echo ' vmlinux.ecoff - ECOFF boot image' 723 echo ' vmlinux.bin - Raw binary boot image' 724 echo ' vmlinux.srec - SREC boot image' 725 echo 726 echo ' These will be default as apropriate for a configured platform.' 727endef 728 729CLEAN_FILES += vmlinux.32 \ 730 vmlinux.64 \ 731 vmlinux.ecoff 732