1rule ArchitectureSetup architecture 2{ 3 # ArchitectureSetup <architecture> ; 4 # 5 # Initializes all global packaging architecture dependent variables for the 6 # given packaging architecture. Also sets HAIKU_ARCH (to the primary 7 # architecture), if this is the first invocation of the rule, and adds 8 # the architecture to HAIKU_ARCHS, if not yet contained. 9 10 # analyze GCC version 11 local gccVersion 12 = [ FAnalyzeGCCVersion HAIKU_GCC_RAW_VERSION_$(architecture) ] ; 13 HAIKU_GCC_VERSION_$(architecture) = $(gccVersion) ; 14 15 # enable GCC -pipe option, if requested 16 local ccBaseFlags ; 17 if $(HAIKU_USE_GCC_PIPE) = 1 { 18 ccBaseFlags = -pipe ; 19 } 20 21 # disable strict aliasing on anything newer than gcc 2 as it may lead to 22 # unexpected results. 23 # TODO: remove the -fno-strict-aliasing option when all code has been 24 # analyzed/fixed with regard to aliasing. 25 if $(gccVersion[1]) >= 3 { 26 ccBaseFlags += -fno-strict-aliasing ; 27 } 28 29 # Without this flag, GCC deletes many null-pointer checks that are 30 # technically undefined behavior (e.g. passing NULL to strdup, among 31 # others), which breaks both the kernel and various applications. See: 32 # - https://freelists.org/post/haiku-development/hrev45320-Yet-another-nonobvious-effect-of-ftreevrp-optimization 33 # - https://dev.haiku-os.org/ticket/13285#comment:8 (& subsequent comments) 34 # - https://dev.haiku-os.org/ticket/10803#comment:4 (& subsequent comments) 35 # Note that the Linux also does the same: 36 # - https://github.com/torvalds/linux/commit/a3ca86aea507904 37 if $(gccVersion[1]) >= 3 { 38 ccBaseFlags += -fno-delete-null-pointer-checks ; 39 } 40 41 # disable some builtins that are incompatible with our definitions 42 if $(gccVersion[1]) >= 3 { 43 ccBaseFlags += -fno-builtin-fork -fno-builtin-vfork ; 44 } 45 46 # default architecture tuning 47 local cpu = $(HAIKU_CPU_$(architecture)) ; 48 local archFlags ; 49 switch $(cpu) { 50 case ppc : archFlags += -mcpu=440fp ; 51 case arm : archFlags += -march=armv7-a -mfloat-abi=hard ; 52 case x86 : archFlags += -march=pentium ; 53 } 54 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 55 # TODO: These should be included in Clang's compiler specs. 56 archFlags += -fPIC ; 57 HAIKU_LINKFLAGS_$(architecture) += -shared ; 58 } 59 ccBaseFlags += $(archFlags) ; 60 61 if $(cpu) = arm { 62 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 63 # For stackcrawls - not supported by Clang 64 ccBaseFlags += -mapcs-frame ; 65 } 66 } 67 68 # activating graphite optimizations 69 if $(HAIKU_USE_GCC_GRAPHITE_$(architecture)) = 1 { 70 ccBaseFlags += -floop-interchange -ftree-loop-distribution 71 -floop-strip-mine -floop-block ; 72 } 73 HAIKU_GCC_BASE_FLAGS_$(architecture) = $(ccBaseFlags) ; 74 75 # initial state for flags etc. 76 HAIKU_C++_$(architecture) ?= $(HAIKU_CC_$(architecture)) ; 77 HAIKU_LINK_$(architecture) = $(HAIKU_CC_$(architecture)) ; 78 79 HAIKU_CCFLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 80 HAIKU_C++FLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 81 HAIKU_LINKFLAGS_$(architecture) += $(ccBaseFlags) ; 82 HAIKU_ASFLAGS_$(architecture) += $(archFlags) -nostdinc ; 83 84 # strip is required 85 if ! $(HAIKU_STRIP_$(architecture)) { 86 Exit "HAIKU_STRIP_$(architecture) not set. Please re-run configure." ; 87 } 88 89 HAIKU_ARCH_$(architecture) = $(cpu) ; 90 HAIKU_ARCH ?= $(cpu) ; 91 # Set only, if not set yet. This way HAIKU_ARCH is set to the primary 92 # architecture. 93 if ! $(cpu) in $(HAIKU_ARCHS) { 94 HAIKU_ARCHS += $(cpu) ; 95 } 96 HAIKU_DEFINES_$(architecture) += ARCH_$(cpu) ; 97 98 # directories 99 HAIKU_ARCH_OBJECT_DIR_$(architecture) 100 = [ FDirName $(HAIKU_OBJECT_BASE_DIR) $(architecture) ] ; 101 HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture) 102 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) common ] ; 103 HAIKU_DEBUG_0_OBJECT_DIR_$(architecture) 104 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) release ] ; 105 106 local level ; 107 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 108 HAIKU_DEBUG_$(level)_OBJECT_DIR_$(architecture) 109 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) 110 debug_$(level) ] ; 111 } 112 113 # set variables for gcc header options 114 SetIncludePropertiesVariables HAIKU : _$(architecture) ; 115 116 # C/C++ flags 117 if $(gccVersion[1]) >= 4 { 118 HAIKU_C++FLAGS_$(architecture) += -Wno-deprecated ; 119 } 120 121 # warning flags 122 HAIKU_WARNING_CCFLAGS_$(architecture) 123 = -Wall -Wno-trigraphs -Wmissing-prototypes 124 -Wpointer-arith -Wcast-align -Wsign-compare -Wno-multichar ; 125 HAIKU_WARNING_C++FLAGS_$(architecture) = -Wall -Wno-trigraphs 126 -Wno-ctor-dtor-privacy -Woverloaded-virtual -Wpointer-arith -Wcast-align 127 -Wsign-compare -Wno-multichar ; 128 # disable some Clang warnings that are not very useful 129 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 130 HAIKU_WARNING_CCFLAGS_$(architecture) += -Wno-address-of-packed-member 131 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator ; 132 HAIKU_WARNING_C++FLAGS_$(architecture) += -Wno-address-of-packed-member 133 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator ; 134 } 135 136 HAIKU_WERROR_FLAGS_$(architecture) = ; 137 138 if $(gccVersion[1]) >= 4 { 139 # -Wuninitialized gives too many false positives. 140 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-error=uninitialized 141 -Wno-error=maybe-uninitialized ; 142 143 # TODO: remove the -Wno-unused-but-set-variable option 144 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-unused-but-set-variable ; 145 } 146 147 # debug flags 148 local debugFlags = -ggdb ; 149 150 # debug 0: suppress asserts 151 HAIKU_DEBUG_0_CCFLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 152 HAIKU_DEBUG_0_C++FLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 153 154 local level ; 155 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 156 local flags = $(debugFlags) [ FDefines DEBUG=$(level) ] ; 157 HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture) = $(flags) ; 158 HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture) = $(flags) ; 159 } 160 161 # TODO: Temporary work-around. Should be defined in the compiler specs 162 HAIKU_LINKFLAGS_$(architecture) += -Xlinker --no-undefined ; 163 164 if $(gccVersion[1]) < 3 { 165 HAIKU_DEFINES_$(architecture) += _BEOS_R5_COMPATIBLE_ ; 166 } 167 168 # private shared kernel/libroot headers 169 HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture) 170 = [ PrivateHeaders $(DOT) system system/arch/$(cpu) ] ; 171 172 # library and executable glue code 173 local commonGlueCode = 174 <src!system!glue!$(architecture)>init_term_dyn.o 175 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 176 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 177 ; 178 HAIKU_LIBRARY_BEGIN_GLUE_CODE_$(architecture) = 179 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 180 <$(architecture)>crtbeginS.o 181 <src!system!glue!$(architecture)>init_term_dyn.o 182 ; 183 HAIKU_LIBRARY_END_GLUE_CODE_$(architecture) = 184 <$(architecture)>crtendS.o 185 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 186 ; 187 HAIKU_EXECUTABLE_BEGIN_GLUE_CODE_$(architecture) = 188 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 189 <$(architecture)>crtbeginS.o 190 <src!system!glue!$(architecture)>start_dyn.o 191 <src!system!glue!$(architecture)>init_term_dyn.o 192 ; 193 HAIKU_EXECUTABLE_END_GLUE_CODE_$(architecture) 194 = $(HAIKU_LIBRARY_END_GLUE_CODE_$(architecture)) ; 195 196 SEARCH on <$(architecture)>crtbeginS.o <$(architecture)>crtendS.o 197 = $(HAIKU_GCC_LIB_DIR_$(architecture)) ; 198 199 # init library name map 200 local libraryGrist = "" ; 201 if $(architecture) != $(HAIKU_PACKAGING_ARCHS[1]) { 202 libraryGrist = $(architecture) ; 203 } 204 local i ; 205 for i in be bnetapi codec debug device game locale mail media midi 206 midi2 network package root screensaver textencoding tracker 207 translation z { 208 local library = lib$(i).so ; 209 HAIKU_LIBRARY_NAME_MAP_$(architecture)_$(i) 210 = $(library:G=$(libraryGrist)) ; 211 } 212 HAIKU_LIBRARY_NAME_MAP_$(architecture)_localestub 213 = <$(architecture)>liblocalestub.a ; 214 HAIKU_LIBRARY_NAME_MAP_$(architecture)_shared 215 = <$(architecture)>libshared.a ; 216 if $(architecture) = $(HAIKU_PACKAGING_ARCHS[1]) { 217 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 218 = <nogrist>input_server ; 219 } else { 220 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 221 = <$(architecture)>input_server ; 222 } 223} 224 225 226rule KernelArchitectureSetup architecture 227{ 228 # KernelArchitectureSetup <architecture> ; 229 # 230 # Initializes the global kernel and boot loader related variables. Those 231 # don't have a packaging architecture suffix, since they are only set for 232 # the primary packaging architecture. <architecture> is the primary 233 # packaging architecture (supplied for convenience). 234 235 HAIKU_KERNEL_ARCH = $(HAIKU_ARCH) ; 236 237 local gccVersion = $(HAIKU_GCC_VERSION_$(architecture)) ; 238 local cpu = $(HAIKU_CPU_$(architecture)) ; 239 240 switch $(cpu) { 241 case ppc : 242 HAIKU_KERNEL_PLATFORM ?= openfirmware ; 243 HAIKU_BOOT_TARGETS += openfirmware ; 244 245 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 246 # offset in floppy image (>= sizeof(haiku_loader)) 247 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 384 ; # in kB 248 249 case arm : 250 HAIKU_KERNEL_PLATFORM ?= u-boot ; 251 HAIKU_BOOT_TARGETS += u-boot ; 252 253 HAIKU_BOOT_SDIMAGE_SIZE ?= 128 ; 254 # SOC's like allwinner need an offset to skip the hardcoded initial loader 255 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 256 257 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 258 # offset in floppy image (>= sizeof(haiku_loader)) 259 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 260 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 261 262 # Modern u-boot fill in sane addresses for us. 263 # We only need to fill in the FDT dtb 264 HAIKU_MMC_UBOOT_SCRIPT = "\ 265 test -e mmc 0 uEnv.txt && fatload mmc 0 ${scriptaddr} uEnv.txt && env import -t ${scriptaddr} ${filesize} \ 266 fatload mmc 0 ${kernel_addr_r} haiku_loader.u-boot \ 267 fatload mmc 0 ${ramdisk_addr_r} haiku-floppyboot.tgz.u-boot \ 268 fatload mmc 0 ${fdt_addr_r} ${dtb} \ 269 fdt addr ${fdt_addr_r} \ 270 bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}" ; 271 272 case arm64 : 273 HAIKU_BOOT_PLATFORM ?= efi ; 274 275 HAIKU_BOOT_SDIMAGE_SIZE ?= 128 ; 276 # SOC's like allwinner need an offset to skip the hardcoded initial loader 277 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 278 279 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 280 # offset in floppy image (>= sizeof(haiku_loader)) 281 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 282 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 283 284 case x86 : 285 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 286 HAIKU_BOOT_TARGETS += bios_ia32 pxe_ia32 ; 287 HAIKU_ANYBOOT_LEGACY = 1 ; 288 289 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 290 # offset in floppy image (>= sizeof(haiku_loader)) 291 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 292 293 # nasm is required for target arch x86 294 if ! $(HAIKU_NASM) { 295 Exit "HAIKU_NASM not set. Please re-run configure." ; 296 } 297 298 case riscv32 : 299 HAIKU_BOOT_PLATFORM ?= u-boot ; 300 HAIKU_BOOT_TARGETS += u-boot ; 301 302 HAIKU_BOOT_SDIMAGE_SIZE ?= 128 ; 303 # SOC's like allwinner need an offset to skip the hardcoded initial loader 304 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 305 306 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 307 # offset in floppy image (>= sizeof(haiku_loader)) 308 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 309 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 310 311 case riscv64 : 312 HAIKU_BOOT_PLATFORM ?= u-boot ; 313 HAIKU_BOOT_TARGETS += u-boot ; 314 315 HAIKU_BOOT_SDIMAGE_SIZE ?= 128 ; 316 # SOC's like allwinner need an offset to skip the hardcoded initial loader 317 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 318 319 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 320 # offset in floppy image (>= sizeof(haiku_loader)) 321 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 322 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 323 324 case x86_64 : 325 # x86_64 completely shares the x86 bootloader for MBR. 326 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 327 HAIKU_BOOT_TARGETS += bios_ia32 efi pxe_ia32 ; 328 329 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 330 # offset in floppy image (>= sizeof(haiku_loader)) 331 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 332 333 # x86_64 kernel source is under arch/x86. 334 HAIKU_KERNEL_ARCH = x86 ; 335 336 # nasm is required for target arch x86_64 337 if ! $(HAIKU_NASM) { 338 Exit "HAIKU_NASM not set. Please re-run configure." ; 339 } 340 341 case m68k : 342 HAIKU_KERNEL_PLATFORM ?= atari_m68k ; 343 HAIKU_BOOT_TARGETS += atari_m68k ; 344 switch $(HAIKU_KERNEL_PLATFORM) { 345 case atari_m68k : 346 { 347 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 348 } 349 case amiga_m68k : 350 { 351 # for now we have trouble reading from double-sided images 352 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 880 ; # in kB 353 } 354 } 355 # offset in floppy image (>= sizeof(haiku_loader)) 356 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 260 ; # in kB 357 HAIKU_CONTAINER_STRIP_EXECUTABLES on 358 $(HAIKU_FLOPPY_BOOT_IMAGE_CONTAINER_NAME) = 1 ; 359 360 case * : 361 Exit "Currently unsupported target CPU:" $(cpu) ; 362 } 363 364 # private kernel headers to be used when compiling kernel code 365 HAIKU_PRIVATE_KERNEL_HEADERS = 366 [ PrivateHeaders $(DOT) kernel libroot shared 367 kernel/boot/platform/$(HAIKU_KERNEL_PLATFORM) ] 368 [ ArchHeaders $(HAIKU_KERNEL_ARCH) ] 369 [ FDirName $(HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture)) system 370 kernel ] 371 $(HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture)) 372 ; 373 374 # C/C++ flags 375 local ccBaseFlags = $(HAIKU_GCC_BASE_FLAGS_$(architecture)) 376 -finline -fno-builtin ; 377 378 if $(gccVersion[1]) >= 4 { 379 ccBaseFlags += -ffreestanding ; 380 } 381 382 local c++BaseFlags = $(ccBaseFlags) -fno-exceptions ; 383 384 if $(gccVersion[1]) >= 3 && $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 385 c++BaseFlags += -fno-use-cxa-atexit ; 386 } 387 388 HAIKU_KERNEL_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 389 HAIKU_KERNEL_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 390 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic ; 391 HAIKU_KERNEL_PIC_LINKFLAGS = ; 392 HAIKU_KERNEL_ADDON_LINKFLAGS = ; 393 394 # Common boot-related cflags which apply to all loaders 395 HAIKU_BOOT_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 396 HAIKU_BOOT_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 397 HAIKU_BOOT_LINKFLAGS = ; 398 HAIKU_BOOT_LDFLAGS = -Bstatic ; 399 400 # Any special kernel base addresses 401 if $(HAIKU_BOOT_LOADER_BASE) { 402 HAIKU_BOOT_LDFLAGS += 403 --defsym BOOT_LOADER_BASE=$(HAIKU_BOOT_LOADER_BASE) ; 404 } 405 406 switch $(cpu) { 407 case arm : 408 # Workaround for ld using 32k for alignment despite forcing it in the config... 409 # should definitely not be needed! 410 HAIKU_KERNEL_LINKFLAGS += 411 -Wl,-z -Wl,max-page-size=0x1000 412 -Wl,-z -Wl,common-page-size=0x1000 ; 413 414 case ppc : 415 # Build a position independent PPC kernel. We need to be able to 416 # relocate the kernel, since the virtual address space layout at 417 # boot time is not fixed. 418 HAIKU_KERNEL_PIC_CCFLAGS = -fPIE ; 419 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIE ; 420 421 case m68k : 422 # We don't want to have to handle emulating missing FPU opcodes for 423 # 040 and 060 in the kernel. 424 HAIKU_KERNEL_CCFLAGS += -mtune=68020-60 ; 425 HAIKU_KERNEL_C++FLAGS += -mtune=68020-60 ; 426 427 case x86 : 428 HAIKU_KERNEL_CCFLAGS += -march=pentium ; 429 HAIKU_KERNEL_C++FLAGS += -march=pentium ; 430 431 case x86_64 : 432 # Kernel lives in the top 2GB of the address space, use kernel code 433 # model. 434 HAIKU_KERNEL_PIC_CCFLAGS += -mcmodel=kernel ; 435 436 # Disable the red zone, which cannot be used in kernel code due to 437 # interrupts, and always enable the frame pointer so stack traces 438 # are correct. 439 HAIKU_KERNEL_CCFLAGS += -mno-red-zone -fno-omit-frame-pointer ; 440 HAIKU_KERNEL_C++FLAGS += -mno-red-zone -fno-omit-frame-pointer ; 441 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 442 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 443 444 # Just slip these in here as well for EFI (if used) 445 HAIKU_BOOT_EFI_CCFLAGS += -mno-red-zone -maccumulate-outgoing-args ; 446 HAIKU_BOOT_EFI_C++FLAGS += -mno-red-zone -maccumulate-outgoing-args ; 447 448 if x86 in $(HAIKU_ARCHS[2-]) || x86_gcc2 in $(HAIKU_ARCHS[2-]) { 449 Echo "Enable kernel ia32 compatibility" ; 450 HAIKU_KERNEL_DEFINES += _COMPAT_MODE ; 451 HAIKU_KERNEL_COMPAT_MODE = 1 ; 452 } 453 } 454 455 # bootloader-centric flags 456 local bootTarget ; 457 for bootTarget in $(HAIKU_BOOT_TARGETS) { 458 switch $(bootTarget) { 459 case efi : 460 # efi bootloader is PIC 461 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fpic -fno-stack-protector 462 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 463 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fpic -fno-stack-protector 464 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 465 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS = -Bstatic -Bsymbolic 466 -nostdlib -znocombreloc -nostartfiles -no-undefined ; 467 case bios_ia32 : 468 # bios_ia32 is non-PIC 469 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 470 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 471 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 472 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 473 } else { 474 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 475 } 476 if $(gccVersion[1]) >= 3 { 477 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 478 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 479 } 480 case pxe_ia32 : 481 # pxe_ia32 is non-PIC 482 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 483 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 484 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 485 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 486 } else { 487 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 488 } 489 if $(gccVersion[1]) >= 3 { 490 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 491 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 492 } 493 case * : 494 # all other bootloaders are non-PIC 495 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 496 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 497 } 498 } 499 500 # warning flags 501 HAIKU_KERNEL_WARNING_CCFLAGS = -Wall -Wno-trigraphs -Wmissing-prototypes 502 -Wno-multichar ; 503 HAIKU_KERNEL_WARNING_C++FLAGS = -Wall -Wno-trigraphs -Wno-multichar ; 504 505 # debug flags 506 local level ; 507 for level in $(HAIKU_DEBUG_LEVELS) { 508 local flags = $(HAIKU_DEBUG_FLAGS) [ FDefines DEBUG=$(level) ] ; 509 HAIKU_KERNEL_DEBUG_$(level)_CCFLAGS 510 = $(HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture)) ; 511 HAIKU_KERNEL_DEBUG_$(level)_C++FLAGS 512 = $(HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture)) ; 513 } 514 515 # defines 516 HAIKU_KERNEL_DEFINES += _KERNEL_MODE ; 517 518 HAIKU_DEFINES_$(architecture) 519 += BOOT_ARCHIVE_IMAGE_OFFSET=$(HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET) ; 520 # TODO: That doesn't need to be a general define. It's just needed for 521 # compiling (part of) the boot loader. 522 523 # kernel add-on glue code 524 HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE = <$(architecture)>crtbeginS.o 525 <src!system!glue!$(architecture)>haiku_version_glue.o ; 526 HAIKU_KERNEL_ADDON_END_GLUE_CODE = <$(architecture)>crtendS.o ; 527} 528 529 530rule ArchitectureSetupWarnings architecture 531{ 532 # ArchitectureSetupWarnings <architecture> ; 533 # 534 # Sets up compiler warnings and error flags for various subdirectories for 535 # the given packaging architecture. 536 537 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 538 AppendToConfigVar CCFLAGS : 539 HAIKU_TOP src system libroot posix glibc : 540 -fgnu89-inline -fheinous-gnu-extensions : global ; 541 } 542 543 local cpu = $(HAIKU_CPU_$(architecture)) ; 544 switch $(cpu) { 545 case arm : 546 return ; 547 # we use #warning as placeholders for things to write... 548 case m68k : 549 return ; 550 # we use #warning as placeholders for things to write... 551 case ppc : 552 return ; 553 # we use #warning as placeholders for things to write... 554 } 555 556 # enable -Werror for certain parts of the source tree 557 HAIKU_WERROR_ARCH = $(architecture) ; 558 559 rule EnableWerror dirTokens : scope { 560 # Clang gives way more warnings than GCC, so that code won't compile 561 # with -Werror when using Clang. 562 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 563 SetConfigVar WARNINGS : HAIKU_TOP $(dirTokens) : treatAsErrors 564 : $(scope) ; 565 } 566 } 567 568 # Work-around for GCC 2 problem -- despite -Wno-multichar it reports 569 # multichar warnings in headers/private/kernel/debugger_keymaps.h included 570 # by src/system/kernel/arch/x86/arch_debug_console.cpp. 571 local gccVersion = $(HAIKU_GCC_VERSION_$(architecture)) ; 572 if $(gccVersion[1]) = 2 { 573 local file = <src!system!kernel!arch!x86>arch_debug_console.o ; 574 WARNINGS on $(file) = $(WARNINGS) ; 575 } 576 577 EnableWerror src add-ons accelerants ; 578 EnableWerror src add-ons bluetooth ; 579 EnableWerror src add-ons decorators ; 580 EnableWerror src add-ons disk_systems ; 581 EnableWerror src add-ons input_server devices ; 582 EnableWerror src add-ons input_server filters ; 583# EnableWerror src add-ons input_server methods pen ; 584 EnableWerror src add-ons input_server methods t9 ; 585 EnableWerror src add-ons kernel bluetooth ; 586 EnableWerror src add-ons kernel bus_managers acpi ; 587 EnableWerror src add-ons kernel bus_managers agp_gart ; 588 EnableWerror src add-ons kernel bus_managers ata ; 589 EnableWerror src add-ons kernel bus_managers config_manager ; 590# EnableWerror src add-ons kernel bus_managers firewire ; 591 EnableWerror src add-ons kernel bus_managers ide ; 592 EnableWerror src add-ons kernel bus_managers isa ; 593 EnableWerror src add-ons kernel bus_managers pci ; 594 EnableWerror src add-ons kernel bus_managers ps2 ; 595 EnableWerror src add-ons kernel bus_managers random ; 596 EnableWerror src add-ons kernel bus_managers scsi ; 597 EnableWerror src add-ons kernel bus_managers tty ; 598 EnableWerror src add-ons kernel bus_managers usb ; 599 EnableWerror src add-ons kernel bus_managers virtio ; 600 EnableWerror src add-ons kernel busses agp_gart ; 601 EnableWerror src add-ons kernel busses ata ; 602 EnableWerror src add-ons kernel busses scsi ; 603 EnableWerror src add-ons kernel busses usb ; 604 EnableWerror src add-ons kernel console ; 605 EnableWerror src add-ons kernel cpu ; 606# EnableWerror src add-ons kernel debugger ; # gcc2 607# EnableWerror src add-ons kernel drivers audio ; 608 EnableWerror src add-ons kernel drivers bluetooth ; 609 EnableWerror src add-ons kernel drivers bus ; 610 EnableWerror src add-ons kernel drivers common ; 611 EnableWerror src add-ons kernel drivers disk ; 612 EnableWerror src add-ons kernel drivers dvb ; 613# EnableWerror src add-ons kernel drivers graphics ; 614 EnableWerror src add-ons kernel drivers graphics intel_extreme ; 615# EnableWerror src add-ons kernel drivers input ; 616 EnableWerror src add-ons kernel drivers joystick ; 617 EnableWerror src add-ons kernel drivers midi ; 618 EnableWerror src add-ons kernel drivers misc ; 619# EnableWerror src add-ons kernel drivers network ; 620 EnableWerror src add-ons kernel drivers ports ; 621# EnableWerror src add-ons kernel drivers power ; 622 EnableWerror src add-ons kernel drivers printer ; 623 EnableWerror src add-ons kernel drivers random ; 624 EnableWerror src add-ons kernel drivers tty ; 625 EnableWerror src add-ons kernel drivers video ; 626 EnableWerror src add-ons kernel file_systems bfs ; 627 EnableWerror src add-ons kernel file_systems cdda ; 628# EnableWerror src add-ons kernel file_systems ext2 ; 629# EnableWerror src add-ons kernel file_systems fat ; 630# EnableWerror src add-ons kernel file_systems googlefs ; 631 EnableWerror src add-ons kernel file_systems iso9660 ; 632 EnableWerror src add-ons kernel file_systems layers ; 633 EnableWerror src add-ons kernel file_systems netfs ; 634 EnableWerror src add-ons kernel file_systems nfs ; 635 EnableWerror src add-ons kernel file_systems nfs4 ; 636# EnableWerror src add-ons kernel file_systems ntfs ; 637 EnableWerror src add-ons kernel file_systems packagefs ; 638# EnableWerror src add-ons kernel file_systems ramfs ; 639# EnableWerror src add-ons kernel file_systems reiserfs ; 640 EnableWerror src add-ons kernel file_systems udf ; 641 EnableWerror src add-ons kernel file_systems userlandfs ; 642 EnableWerror src add-ons kernel generic ; 643# EnableWerror src add-ons kernel network datalink_protocols ; 644 EnableWerror src add-ons kernel network devices ; 645 EnableWerror src add-ons kernel network dns_resolver ; 646 EnableWerror src add-ons kernel network notifications ; 647 EnableWerror src add-ons kernel network ppp ; 648 EnableWerror src add-ons kernel network protocols ; 649# EnableWerror src add-ons kernel network stack ; 650 EnableWerror src add-ons kernel partitioning_systems ; 651 EnableWerror src add-ons kernel power ; 652 EnableWerror src add-ons locale ; 653 EnableWerror src add-ons mail_daemon ; 654 EnableWerror src add-ons media media-add-ons demultiplexer ; 655 EnableWerror src add-ons media media-add-ons dvb ; 656 EnableWerror src add-ons media media-add-ons esound_sink ; 657 EnableWerror src add-ons media media-add-ons finepix_webcam ; 658 EnableWerror src add-ons media media-add-ons firewire_dv ; 659 EnableWerror src add-ons media media-add-ons legacy ; 660 EnableWerror src add-ons media media-add-ons mixer ; 661 EnableWerror src add-ons media media-add-ons multi_audio ; 662 EnableWerror src add-ons media media-add-ons opensound ; 663 EnableWerror src add-ons media media-add-ons radeon ; 664 EnableWerror src add-ons media media-add-ons reader ; 665 EnableWerror src add-ons media media-add-ons tone_producer_demo ; 666 EnableWerror src add-ons media media-add-ons usb_vision ; 667# EnableWerror src add-ons media media-add-ons usb_webcam ; 668 EnableWerror src add-ons media media-add-ons video_mixer ; 669# EnableWerror src add-ons media media-add-ons video_producer_demo ; 670 EnableWerror src add-ons media media-add-ons videowindow ; 671 EnableWerror src add-ons media media-add-ons writer ; 672 EnableWerror src add-ons media plugins aiff_reader ; 673 EnableWerror src add-ons media plugins ape_reader ; 674# EnableWerror src add-ons media plugins asf_reader ; 675 EnableWerror src add-ons media plugins au_reader ; 676# EnableWerror src add-ons media plugins avi_reader ; 677# EnableWerror src add-ons media plugins ffmpeg ; 678# EnableWerror src add-ons media plugins matroska ; 679# EnableWerror src add-ons media plugins mov_reader ; 680 EnableWerror src add-ons media plugins mp3_decoder ; 681# EnableWerror src add-ons media plugins mp3_reader ; 682 EnableWerror src add-ons media plugins mp4_reader ; 683 EnableWerror src add-ons media plugins musepack ; 684# EnableWerror src add-ons media plugins ogg ; 685# EnableWerror src add-ons media plugins raw_decoder ; 686# EnableWerror src add-ons media plugins speex ; 687 EnableWerror src add-ons media plugins theora ; 688 EnableWerror src add-ons media plugins vorbis ; 689# EnableWerror src add-ons media plugins wav_reader ; 690 EnableWerror src add-ons print ; 691 EnableWerror src add-ons screen_savers ; 692 EnableWerror src add-ons tracker ; 693 EnableWerror src add-ons translators bmp ; 694 EnableWerror src add-ons translators exr ; 695 EnableWerror src add-ons translators gif ; 696 EnableWerror src add-ons translators hvif ; 697 EnableWerror src add-ons translators ico ; 698 EnableWerror src add-ons translators jpeg ; 699# EnableWerror src add-ons translators jpeg2000 ; 700 EnableWerror src add-ons translators pcx ; 701 EnableWerror src add-ons translators png ; 702 EnableWerror src add-ons translators ppm ; 703 EnableWerror src add-ons translators raw ; 704 EnableWerror src add-ons translators rtf ; 705 EnableWerror src add-ons translators sgi ; 706 EnableWerror src add-ons translators shared ; 707 EnableWerror src add-ons translators stxt ; 708 EnableWerror src add-ons translators tga ; 709 EnableWerror src add-ons translators tiff ; 710 EnableWerror src add-ons translators wonderbrush ; 711 EnableWerror src add-ons print ; 712 EnableWerror src bin desklink ; 713 EnableWerror src bin multiuser ; 714 EnableWerror src bin package ; 715 EnableWerror src bin package_repo ; 716 EnableWerror src bin pkgman ; 717 EnableWerror src libs bsd ; 718 EnableWerror src apps ; 719 EnableWerror src kits ; 720 EnableWerror src preferences ; 721 EnableWerror src servers ; 722 EnableWerror src system boot ; 723# EnableWerror src system kernel ; 724 EnableWerror src system libroot add-ons ; 725 EnableWerror src system libroot os ; 726 EnableWerror src system libroot posix locale ; 727 EnableWerror src system libroot posix wchar ; 728 EnableWerror src system runtime_loader ; 729} 730 731 732rule MultiArchIfPrimary ifValue : elseValue : architecture 733{ 734 # MultiArchIfPrimary <ifValue> : <elseValue> 735 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 736 # 737 # Returns one of the two given values depending on whether 738 # <architecture> is the primary packaging architecture. 739 740 architecture ?= $(TARGET_PACKAGING_ARCH) ; 741 742 if $(architecture) = $(TARGET_PACKAGING_ARCHS[1]) { 743 return $(ifValue) ; 744 } 745 return $(elseValue) ; 746} 747 748 749rule MultiArchConditionalGristFiles files : primaryGrist : secondaryGrist 750 : architecture 751{ 752 # MultiArchConditionalGristFiles <files> : <primaryGrist> 753 # : <secondaryGrist> [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 754 # 755 # Returns <files> with their grist set to either <primaryGrist> or 756 # <secondaryGrist> depending on whether <architecture> is the primary 757 # packaging architecture. 758 759 architecture ?= $(TARGET_PACKAGING_ARCH) ; 760 761 local grist = [ MultiArchIfPrimary $(primaryGrist) : $(secondaryGrist) 762 : $(architecture) ] ; 763 return $(files:G=$(grist:E=)) ; 764} 765 766 767rule MultiArchDefaultGristFiles files : gristPrefix : architecture 768{ 769 # MultiArchDefaultGristFiles <files> : <gristPrefix> 770 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 771 # 772 # Convenient shorthand for MultiArchConditionalGristFiles for the common 773 # case that for a secondary packaging architecture the packaging 774 # architecture name shall be appended to the grist while it shall be omitted 775 # for the primary packaging architecture. IOW, if architecture is the 776 # primary packaging architecture, <files> are returned with their grist set 777 # to <gristPrefix>, otherwise <files> are returned with their grist set to 778 # <gristPrefix>!<architecture> respectively <architecture> (if <gristPrefix> 779 # is empty). 780 781 architecture ?= $(TARGET_PACKAGING_ARCH) ; 782 783 local secondaryGrist = $(gristPrefix)!$(architecture) ; 784 secondaryGrist ?= $(architecture) ; 785 786 return [ MultiArchConditionalGristFiles $(files) : $(gristPrefix) : 787 $(secondaryGrist) : $(architecture) ] ; 788} 789 790 791rule MultiArchSubDirSetup architectures 792{ 793 # MultiArchSubDirSetup <architectures> ; 794 # 795 # For each of the given packaging architectures <architectures> that are 796 # in the packaging architectures configured for the build (or all configured 797 # packaging architectures, if <architectures> is empty) an object is 798 # prepared that can be used for an "on ... { ... }" block to set up subdir 799 # variables for the respective packaging architecture. Most notably 800 # TARGET_PACKAGING_ARCH, TARGET_ARCH are set to the values for the 801 # respective packaging architecture. The per-subdir variables SOURCE_GRIST, 802 # LOCATE_TARGET, LOCATE_SOURCE, SEARCH_SOURCE, *_LOCATE_TARGET, are reset. 803 # All SUBDIR* and config variables are set to the values they had when this 804 # rule was invoked. 805 806 local result ; 807 architectures ?= $(TARGET_PACKAGING_ARCHS) ; 808 local architecture ; 809 for architecture in $(architectures) { 810 if ! $(architecture) in $(TARGET_PACKAGING_ARCHS) { 811 continue ; 812 } 813 814 local architectureObject = $(architecture:G=<arch-object>) ; 815 result += $(architectureObject) ; 816 817 # Set the variables that default to the values of the respective 818 # variables for the primary architecture. 819 TARGET_PACKAGING_ARCH on $(architectureObject) = $(architecture) ; 820 821 local var ; 822 for var in TARGET_ARCH { 823 $(var) on $(architectureObject) = $($(var)_$(architecture)) ; 824 } 825 826 # Clone the current config variable values and the variables SubDir 827 # resets. 828 for var in $(AUTO_SET_UP_CONFIG_VARIABLES) SUBDIR$(SUBDIRRESET) { 829 $(var) on $(architectureObject) = $($(var)) ; 830 } 831 832 # adjust SOURCE_GRIST and HDRGRIST 833 SOURCE_GRIST on $(architectureObject) 834 = $(SOURCE_GRIST:E=)!$(architecture) ; 835 836 HDRGRIST on $(architectureObject) 837 = $(HDRGRIST:E=)!$(architecture) ; 838 839 # Adjust the subdir's object dirs that are architecture dependent. To 840 # avoid duplicating the code from SetupObjectsDir, we call it. Since it 841 # sets global variables, we set these variables on our object, call 842 # SetupObjectsDir in an "on" block, and grab the new variable values. 843 local hostTarget = HOST TARGET ; 844 local objectDirVars = 845 COMMON_ARCH COMMON_DEBUG DEBUG_$(HAIKU_DEBUG_LEVELS) 846 ; 847 objectDirVars = 848 COMMON_PLATFORM_LOCATE_TARGET 849 $(hostTarget)_$(objectDirVars)_LOCATE_TARGET 850 LOCATE_TARGET 851 LOCATE_SOURCE 852 SEARCH_SOURCE 853 ; 854 855 for var in $(objectDirVars) { 856 $(var) on $(architectureObject) = ; 857 } 858 859 on $(architectureObject) { 860 SetupObjectsDir ; 861 862 for var in $(objectDirVars) { 863 $(var) on $(architectureObject) = $($(var)) ; 864 } 865 } 866 } 867 868 return $(result) ; 869} 870