makedefs/MakeInc.def

   1 export SOURCE=$(shell /bin/pwd)
   2 export RELATIVE_SOURCE_PATH ?= .
   3
   4 #
   5 # gnumake 3.77 support
   6 #
   7 export USE_APPLE_PB_SUPPORT = all
   8
   9 #
  10 # Incremental Build option
  11 #
  12 ifndef INCR_EXPORTHDRS
  13 ifeq ($(shell test -d $$OBJROOT/EXPORT_HDRS;echo $$?),0)
  14 export INCR_EXPORTHDRS  = TRUE
  15 else
  16 export INCR_EXPORTHDRS  = FALSE
  17 endif
  18 endif
  19
  20
  21 #
  22 # Component List
  23 #
  24 ifndef COMPONENT_LIST
  25 export COMPONENT_LIST   = osfmk bsd libkern iokit pexpert libsa security
  26 export COMPONENT_LIST_UC := $(shell printf "%s" "$(COMPONENT_LIST)" | $(TR) a-z A-Z)
  27 endif
  28 ifndef  COMPONENT
  29 export COMPONENT        := $(firstword $(subst /, ,$(RELATIVE_SOURCE_PATH)))
  30 export COMPONENT_IMPORT_LIST := $(filter-out $(COMPONENT),$(COMPONENT_LIST))
  31 else
  32 ifeq    ($(COMPONENT), .)
  33 export COMPONENT        := $(if $(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(firstword $(subst /, ,$(RELATIVE_SOURCE_PATH))))
  34 export COMPONENT_IMPORT_LIST := $(filter-out $(COMPONENT),$(COMPONENT_LIST))
  35 endif
  36 endif
  37
  38 # Architecture options
  39 #
  40 ifndef SUPPORTED_ARCH_CONFIGS
  41 export SUPPORTED_ARCH_CONFIGS = I386 X86_64
  42 endif
  43
  44 ifndef ARCH_CONFIGS
  45 ifdef RC_ARCHS
  46 export ARCH_CONFIGS     := $(shell printf "%s" "$(RC_ARCHS)" | $(TR) a-z A-Z | sed -E 's/ARMV[0-9][A-Z]?/ARM/g')
  47 else
  48 ifeq ($(PLATFORM),iPhoneOS)
  49         export ARCH_CONFIGS     := ARM
  50 else
  51         export ARCH_CONFIGS     := $(shell arch | $(TR) a-z A-Z | sed -E 's/ARMV[0-9][A-Z]?/ARM/g')
  52 endif
  53 endif
  54 endif
  55 ifdef   ARCH_CONFIG
  56 ifndef ARCH_CONFIG_LC
  57 export ARCH_CONFIG_LC   := $(shell printf "%s" "$(ARCH_CONFIG)" | $(TR) A-Z a-z)
  58 endif
  59 endif
  60
  61 #
  62 # Platform options
  63 #
  64 ifndef SUPPORTED_PLATFORMS
  65 export SUPPORTED_PLATFORMS = MacOSX iPhoneOS iPhoneSimulator
  66 endif
  67
  68 # PLATFORM is set earlier in MakeInc.cmd, closer to where decisions about
  69 # platform tools are made
  70
  71 #
  72 # Kernel Configuration options
  73 #
  74 ifndef SUPPORTED_KERNEL_CONFIGS
  75 export SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE
  76 endif
  77
  78 ifndef DEFAULT_KERNEL_CONFIG
  79 ifeq ($(RC_ProjectName),xnu_debug)
  80 export DEFAULT_KERNEL_CONFIG = DEBUG
  81 else
  82 export DEFAULT_KERNEL_CONFIG = RELEASE
  83 endif
  84 endif
  85
  86 # If KERNEL_CONFIGS is specified it should override KERNEL_CONFIG.
  87 # If KERNEL_CONFIG is specified it will override the default. Will quit with
  88 # error if more than one config is specified.
  89 # If DEFAULT_KERNEL_CONFIG is not specified then it will be built RELEASE.
  90 ifndef KERNEL_CONFIGS
  91         ifndef KERNEL_CONFIG
  92         export KERNEL_CONFIGS   = $(DEFAULT_KERNEL_CONFIG)
  93         else
  94         export KERNEL_CONFIGS   = $(KERNEL_CONFIG)
  95         endif
  96 endif
  97
  98 ifndef KERNEL_CONFIG
  99 export KERNEL_CONFIG    = $(firstword $(KERNEL_CONFIGS))
 100 endif
 101
 102 ifneq ($(words $(KERNEL_CONFIG)), 1)
 103 $(error There were $(words $(KERNEL_CONFIG)) parameters passed to KERNEL_CONFIG = $(KERNEL_CONFG). \
 104                 Are you sure? To specify multiple configurations please use KERNEL_CONFIGS)
 105 endif
 106
 107 ifndef MACHINE_CONFIG
 108 export MACHINE_CONFIG   = DEFAULT
 109 endif
 110
 111
 112 #
 113 # Machine Configuration options
 114 #
 115 export SUPPORTED_I386_MACHINE_CONFIGS := DEFAULT
 116 export SUPPORTED_X86_64_MACHINE_CONFIGS := DEFAULT
 117
 118
 119 #
 120 # Target configuration options.  NOTE - target configurations will
 121 # override ARCH_CONFIGS and KERNEL_CONFIGS.
 122 #
 123 # Target configs come in groups of three parameters.  The first is the
 124 # kernel configuration, the second is the architecture configuration,
 125 # and the third is the machine configuration.  You may pass in as
 126 # many groups of configurations as you wish.  Each item passed in is
 127 # separated by whitespace.
 128 #
 129 # Example:
 130 #       TARGET_CONFIGS="release x86_64 default debug i386 default release arm S5l8920X"
 131 # Parameters may be in upper or lower case (they are converted to upper).
 132 #
 133 # "default" parameter is a special case.  It means use the default value for
 134 # that parameter.  Here are the default values for each configuration:
 135 #
 136 # default kernel configuration = DEFAULT_KERNEL_CONFIG
 137 # default architecture configuration = system architecture where you are running make.
 138 # default machine configuration for i386 = none at this time.
 139 # default machine configuration for x86_64 = none at this time.
 140 # default machine configuration for arm = "S5L8920X".
 141 #
 142 ifndef TARGET_CONFIGS_UC
 143 ifdef TARGET_CONFIGS
 144         export TARGET_CONFIGS_UC := $(strip $(shell printf "%s" "$(TARGET_CONFIGS)" | $(TR) a-z A-Z))
 145         export MACHINE_CONFIG   = $(word 3, $(TARGET_CONFIGS_UC))
 146         export DEFAULT_KERNEL_CONFIG = $(word 1, $(TARGET_CONFIGS_UC))
 147 else
 148
 149         ifneq ($(filter %_embedded,$(MAKECMDGOALS)),)
 150 # generate set of standard embedded configs
 151                 export TARGET_CONFIGS = $(TARGET_CONFIGS_EMBEDDED)
 152         else ifneq ($(filter %_devicemap,$(MAKECMDGOALS)),)
 153                 DEVICEMAP_PLATFORMS = $(shell $(EMBEDDED_DEVICE_MAP) -query SELECT DISTINCT Platform FROM Targets | $(TR) [:lower:] [:upper:])
 154                 export TARGET_CONFIGS = $(foreach my_kernel_config,$(KERNEL_CONFIGS_EMBEDDED),$(foreach my_arch,$(ARCH_CONFIGS),$(foreach my_machine_config,$(filter $(DEVICEMAP_PLATFORMS),$(SUPPORTED_$(my_arch)_MACHINE_CONFIGS)),$(my_kernel_config) $(my_arch) $(my_machine_config) )))
 155         else
 156 # generate TARGET_CONFIGS using KERNEL_CONFIGS and ARCH_CONFIGS and MACHINE_CONFIG (which defaults to "DEFAULT")
 157                 export TARGET_CONFIGS = $(strip $(foreach my_arch_config, $(ARCH_CONFIGS), $(foreach my_kern_config, $(KERNEL_CONFIGS), $(my_kern_config) $(my_arch_config) $(MACHINE_CONFIG))))
 158         endif
 159         export TARGET_CONFIGS_UC := $(shell printf "%s" "$(TARGET_CONFIGS)" | $(TR) a-z A-Z)
 160         export MACHINE_CONFIG   = $(word 3, $(TARGET_CONFIGS_UC))
 161         export DEFAULT_KERNEL_CONFIG = $(word 1, $(TARGET_CONFIGS_UC))
 162 endif
 163 endif
 164
 165 export MACHINE_CONFIG_LC := $(shell printf "%s" "$(MACHINE_CONFIG)" | $(TR) A-Z a-z)
 166 export KERNEL_CONFIG_LC := $(shell printf "%s" "$(KERNEL_CONFIG)" | $(TR) A-Z a-z)
 167
 168 #
 169 # Validate configuration options
 170 #
 171 ifneq ($(ARCH_CONFIG),)
 172 ifeq ($(filter $(ARCH_CONFIG),$(SUPPORTED_ARCH_CONFIGS)),)
 173 $(error Unsupported ARCH_CONFIG $(ARCH_CONFIG))
 174 endif
 175 endif
 176
 177 ifneq ($(KERNEL_CONFIG),)
 178 ifeq ($(filter $(KERNEL_CONFIG),$(SUPPORTED_KERNEL_CONFIGS)),)
 179 $(error Unsupported KERNEL_CONFIG $(KERNEL_CONFIG))
 180 endif
 181 endif
 182
 183 ifneq ($(MACHINE_CONFIG),)
 184 ifneq ($(ARCH_CONFIG),)
 185 ifeq ($(filter $(MACHINE_CONFIG),$(SUPPORTED_$(ARCH_CONFIG)_MACHINE_CONFIGS)),)
 186 $(error Unsupported MACHINE_CONFIG $(MACHINE_CONFIG))
 187 endif
 188 endif
 189 endif
 190
 191 ifneq ($(PLATFORM),)
 192 ifeq ($(filter $(PLATFORM),$(SUPPORTED_PLATFORMS)),)
 193 $(error Unsupported PLATFORM $(PLATFORM))
 194 endif
 195 endif
 196
 197 #
 198 # Kernel Configuration to install
 199 #
 200 #  supported install architecture : I386 X86_64
 201 #
 202 export INSTALL_TYPE     = $(DEFAULT_KERNEL_CONFIG)
 203
 204 ifndef INSTALL_ARCHS
 205 export INSTALL_ARCHS    = $(strip $(foreach my_config, $(SUPPORTED_ARCH_CONFIGS), $(filter $(TARGET_CONFIGS_UC),$(my_config))))
 206 export INSTALL_ARCHS_LC := $(shell printf "%s" "$(INSTALL_ARCHS)" | $(TR) A-Z a-z)
 207 endif
 208
 209 export INSTALL_ARCH_DEFAULT     = $(firstword $(INSTALL_ARCHS))
 210 ifeq ($(INSTALL_ARCH_DEFAULT),)
 211 $(error Could not determine INSTALL_ARCH_DEFAULT)
 212 endif
 213
 214 #
 215 # Deployment target flag
 216 #
 217 ifndef DEPLOYMENT_TARGET_FLAGS
 218 SDKVERSION=$(shell xcodebuild -sdk $(SDKROOT) -version SDKVersion | head -1)
 219 ifeq ($(PLATFORM),MacOSX)
 220     export DEPLOYMENT_TARGET_FLAGS := -mmacosx-version-min=$(SDKVERSION)
 221 else ifeq ($(PLATFORM),iPhoneOS)
 222     export DEPLOYMENT_TARGET_FLAGS := -miphoneos-version-min=$(SDKVERSION)
 223 else ifeq ($(PLATFORM),iPhoneSimulator)
 224     export DEPLOYMENT_TARGET_FLAGS :=
 225 else
 226     export DEPLOYMENT_TARGET_FLAGS :=
 227 endif
 228 endif
 229
 230 #
 231 # Standard defines list
 232 #
 233 export DEFINES = -DAPPLE -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE \
 234        -DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(IDENT)
 235
 236 #
 237 # Compiler command
 238 #
 239 KCC  := $(CC)
 240 KC++ := $(CXX)
 241
 242 #
 243 # Compiler warning flags
 244 #
 245
 246 CWARNFLAGS_STD = \
 247         -Wall -Werror -Wno-format-y2k -Wextra -Wstrict-prototypes \
 248         -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual \
 249         -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wchar-subscripts \
 250         -Winline -Wnested-externs -Wredundant-decls -Wextra-tokens
 251
 252 # Certain warnings are non-fatal (8474835)
 253 CWARNFLAGS_STD += -Wno-error=cast-align
 254
 255 # Can be overridden in Makefile.template or Makefile.$arch
 256 export CWARNFLAGS ?= $(CWARNFLAGS_STD)
 257
 258 define add_perfile_cflags
 259 $(1)_CWARNFLAGS_ADD += $2
 260 endef
 261
 262 CXXWARNFLAGS_STD = \
 263         -Wall -Werror -Wno-format-y2k -Wextra -Wpointer-arith -Wreturn-type \
 264         -Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wchar-subscripts \
 265         -Wredundant-decls -Wextra-tokens
 266
 267 # Certain warnings are non-fatal (8474835, 9000888)
 268 CXXWARNFLAGS_STD += -Wno-error=cast-align -Wno-error=overloaded-virtual
 269
 270 # Can be overridden in Makefile.template or Makefile.$arch
 271 export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)
 272
 273 define add_perfile_cxxflags
 274 $(1)_CXXWARNFLAGS_ADD += $2
 275 endef
 276
 277 #
 278 # Setup for parallel sub-makes based on 2 times number of logical CPUs
 279 #
 280 ifndef MAKEJOBS
 281 export MAKEJOBS = --jobs=$(shell expr `/usr/sbin//sysctl -n hw.logicalcpu` \* 2)
 282 endif
 283
 284 #
 285 # Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers
 286
 287 ARCH_FLAGS_I386           = -arch i386
 288 ARCH_FLAGS_X86_64         = -arch x86_64
 289
 290
 291 #
 292 # Default CFLAGS
 293 #
 294 ifdef RC_CFLAGS
 295 export OTHER_CFLAGS     = $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))
 296 endif
 297
 298 export DSYMRESDIR   = ./Contents/Resources/
 299 export DSYMBUILDDIR = ./Contents/Resources/DWARF/
 300
 301 #
 302 # We must not use -fno-keep-inline-functions, or it will remove the dtrace
 303 # probes from the kernel.
 304 #
 305 export CFLAGS_GEN = $(DEBUG_CFLAGS) -nostdinc \
 306         -freorder-blocks -fno-builtin -fno-common \
 307         -fsigned-bitfields $(OTHER_CFLAGS)
 308
 309 ifeq ($(BUILD_STABS),1)
 310 export CFLAGS_GEN += -gstabs+
 311 export BUILD_DWARF = 0
 312 export BUILD_STABS = 1
 313 else
 314 export CFLAGS_GEN += -gdwarf-2
 315 export BUILD_DWARF = 1
 316 export BUILD_STABS = 0
 317 endif
 318
 319 export CFLAGS_RELEASE   =
 320 export CFLAGS_DEVELOPMENT       =
 321 export CFLAGS_DEBUG     = -fstack-protector-all
 322 export CFLAGS_PROFILE   = -pg
 323
 324 export CFLAGS_I386      = -static -Di386 -DI386 -D__I386__ \
 325                                 -DPAGE_SIZE_FIXED -msoft-float \
 326                                 -integrated-as
 327 export CFLAGS_X86_64    = -Dx86_64 -DX86_64 -D__X86_64__ -DLP64 \
 328                                 -DPAGE_SIZE_FIXED -mkernel -msoft-float \
 329                                 -integrated-as
 330
 331
 332 ifeq (-arch armv7,$(ARCH_FLAGS_ARM))
 333 CFLAGS_ARM              += -mthumb
 334 endif
 335 ifeq (-arch armv6,$(ARCH_FLAGS_ARM))
 336 CFLAGS_ARM              += -mthumb
 337 endif
 338
 339
 340 export CFLAGS_RELEASEI386 = -O2
 341 export CFLAGS_DEVELOPMENTI386 = -O2
 342 export CFLAGS_DEBUGI386 = -O0
 343 export CFLAGS_PROFILEI386 = -O2
 344
 345 export CFLAGS_RELEASEX86_64 = -O2
 346 export CFLAGS_DEVELOPMENTX86_64 = -O2
 347 # No space optimization for the DEBUG kernel for the benefit of gdb:
 348 export CFLAGS_DEBUGX86_64 = -O0
 349 export CFLAGS_PROFILEX86_64 = -O2
 350
 351 export CFLAGS_RELEASEARM = -O2
 352 export CFLAGS_DEVELOPMENTARM = -O2
 353 export CFLAGS_DEBUGARM = -O0
 354 export CFLAGS_PROFILEARM = -O2
 355
 356 export CFLAGS   = $(CFLAGS_GEN) \
 357                   $($(addsuffix $(MACHINE_CONFIG),MACHINE_FLAGS_)) \
 358                   $($(addsuffix $(ARCH_CONFIG),ARCH_FLAGS_)) \
 359                   $($(addsuffix $(ARCH_CONFIG),CFLAGS_)) \
 360                   $($(addsuffix $(KERNEL_CONFIG),CFLAGS_)) \
 361                   $($(addsuffix $(ARCH_CONFIG), $(addsuffix $(KERNEL_CONFIG),CFLAGS_))) \
 362                   $(DEPLOYMENT_TARGET_FLAGS) \
 363                   $(DEFINES)
 364
 365 #
 366 # Default C++ flags
 367 #
 368
 369 OTHER_CXXFLAGS  =
 370
 371 CXXFLAGS_GEN  = -fapple-kext $(OTHER_CXXFLAGS)
 372
 373 CXXFLAGS      = $(CXXFLAGS_GEN) \
 374                   $($(addsuffix $(ARCH_CONFIG),CXXFLAGS_)) \
 375                   $($(addsuffix $(KERNEL_CONFIG),CXXFLAGS_))
 376
 377 #
 378 # Assembler command
 379 #
 380 AS      = $(CC)
 381 S_KCC   = $(CC)
 382
 383 #
 384 # Default SFLAGS
 385 #
 386 export SFLAGS_GEN = -D__ASSEMBLER__ $(OTHER_CFLAGS)
 387
 388 export SFLAGS_RELEASE   =
 389 export SFLAGS_DEVELOPMENT       =
 390 export SFLAGS_DEBUG     =
 391 export SFLAGS_PROFILE   =
 392
 393 export SFLAGS_I386      = $(CFLAGS_I386)
 394 export SFLAGS_X86_64    = $(CFLAGS_X86_64)
 395
 396
 397 export SFLAGS   = $(SFLAGS_GEN) \
 398                   $($(addsuffix $(MACHINE_CONFIG),MACHINE_FLAGS_)) \
 399                   $($(addsuffix $(ARCH_CONFIG),ARCH_FLAGS_)) \
 400                   $($(addsuffix $(ARCH_CONFIG),SFLAGS_)) \
 401                   $($(addsuffix $(KERNEL_CONFIG),SFLAGS_)) \
 402                   $(DEPLOYMENT_TARGET_FLAGS) \
 403                   $(DEFINES)
 404
 405
 406 #
 407 # Linker command
 408 #
 409 LD      = $(KC++) -nostdlib
 410
 411 #
 412 # Default LDFLAGS
 413 #
 414 export LDFLAGS_KERNEL_GEN = \
 415         -nostdlib \
 416         -fapple-kext \
 417         -Wl,-e,__start \
 418         -Wl,-sectalign,__TEXT,__text,0x1000 \
 419         -Wl,-sectalign,__TEXT,initcode,0x1000 \
 420         -Wl,-sectalign,__DATA,__common,0x1000 \
 421         -Wl,-sectalign,__DATA,__bss,0x1000 \
 422         -Wl,-sectcreate,__PRELINK_TEXT,__text,/dev/null \
 423         -Wl,-sectcreate,__PRELINK_STATE,__kernel,/dev/null \
 424         -Wl,-sectcreate,__PRELINK_STATE,__kexts,/dev/null \
 425         -Wl,-sectcreate,__PRELINK_INFO,__info,/dev/null \
 426         -Wl,-new_linker \
 427         -Wl,-pagezero_size,0x0 \
 428         -Wl,-version_load_command \
 429         -Wl,-function_starts
 430
 431 # Availability of DWARF allows DTrace CTF (compressed type format) to be constructed.
 432 # ctf_insert creates the CTF section.  It needs reserved padding in the
 433 # headers for the load command segment and the CTF section structures.
 434 ifeq ($(BUILD_DWARF),1)
 435 export LDFLAGS_KERNEL_GEN += \
 436     -Wl,-headerpad,152
 437 endif
 438
 439 export LDFLAGS_KERNEL_RELEASE   =
 440 export LDFLAGS_KERNEL_DEVELOPMENT       =
 441 export LDFLAGS_KERNEL_DEBUG     =
 442 export LDFLAGS_KERNEL_PROFILE   =
 443
 444 export LDFLAGS_KERNEL_RELEASEI386     = \
 445         -Wl,-segaddr,__INITPT,0x00100000 \
 446         -Wl,-segaddr,__INITGDT,0x00106000 \
 447         -Wl,-segaddr,__SLEEP,0x00107000 \
 448         -Wl,-segaddr,__HIB,0x00108000 \
 449         -Wl,-image_base,0x200000 \
 450         -Wl,-seg_page_size,__TEXT,0x200000
 451
 452 export LDFLAGS_KERNEL_DEBUGI386 = $(LDFLAGS_KERNEL_RELEASEI386)
 453 export LDFLAGS_KERNEL_DEVELOPMENTI386 = $(LDFLAGS_KERNEL_RELEASEI386)
 454 export LDFLAGS_KERNEL_PROFILEI386 = $(LDFLAGS_KERNEL_RELEASEI386)
 455
 456 # KASLR static slide config:
 457 ifndef SLIDE
 458 SLIDE=0x00
 459 endif
 460 KERNEL_MIN_ADDRESS      := 0xffffff8000000000
 461 KERNEL_BASE_OFFSET      := 0x100000
 462 KERNEL_STATIC_SLIDE     := $(shell printf "0x%016x" \
 463                            $$[ $(SLIDE) << 21 ])
 464 KERNEL_STATIC_BASE      := $(shell printf "0x%016x" \
 465                            $$[ $(KERNEL_MIN_ADDRESS) + $(KERNEL_BASE_OFFSET) ])
 466 KERNEL_HIB_SECTION_BASE := $(shell printf "0x%016x" \
 467                            $$[ $(KERNEL_STATIC_BASE) + $(KERNEL_STATIC_SLIDE) ])
 468 KERNEL_TEXT_BASE        := $(shell printf "0x%016x" \
 469                            $$[ $(KERNEL_HIB_SECTION_BASE) + 0x100000 ])
 470
 471 export LDFLAGS_KERNEL_RELEASEX86_64 = \
 472         -Wl,-pie \
 473         -Wl,-segaddr,__HIB,$(KERNEL_HIB_SECTION_BASE) \
 474         -Wl,-image_base,$(KERNEL_TEXT_BASE) \
 475         -Wl,-seg_page_size,__TEXT,0x200000 \
 476         -Wl,-sectalign,__DATA,__const,0x1000 \
 477         -Wl,-sectalign,__DATA,__sysctl_set,0x1000 \
 478         -Wl,-sectalign,__HIB,__bootPT,0x1000 \
 479         -Wl,-sectalign,__HIB,__desc,0x1000 \
 480         -Wl,-sectalign,__HIB,__data,0x1000 \
 481         -Wl,-sectalign,__HIB,__text,0x1000 \
 482         -Wl,-sectalign,__HIB,__const,0x1000 \
 483         -Wl,-sectalign,__HIB,__bss,0x1000 \
 484         -Wl,-sectalign,__HIB,__common,0x1000 \
 485
 486 # Define KERNEL_BASE_OFFSET so known at compile time:
 487 export CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
 488
 489 export LDFLAGS_KERNEL_DEBUGX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
 490 export LDFLAGS_KERNEL_DEVELOPMENTX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
 491 export LDFLAGS_KERNEL_PROFILEX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
 492
 493 export LDFLAGS_KERNEL_RELEASEARM     = \
 494         -Wl,-pie \
 495         -Wl,-static \
 496         -Wl,-image_base,0x80001000 \
 497         -Wl,-exported_symbols_list,$(TARGET)/kernel-kpi.exp
 498
 499 export LDFLAGS_KERNEL_DEVELOPMENTARM     = \
 500         -Wl,-pie \
 501         -Wl,-static \
 502         -Wl,-image_base,0x80001000
 503
 504 export LDFLAGS_KERNEL_DEBUGARM = $(LDFLAGS_KERNEL_DEVELOPMENTARM)
 505
 506 # Offset image base by page to have iBoot load kernel TEXT correctly.
 507 # First page is used for various purposes : sleep token, reset vector.
 508
 509 export LDFLAGS_KERNEL   = $(LDFLAGS_KERNEL_GEN) \
 510                   $($(addsuffix $(MACHINE_CONFIG),MACHINE_FLAGS_)) \
 511                   $($(addsuffix $(ARCH_CONFIG),ARCH_FLAGS_)) \
 512                   $($(addsuffix $(ARCH_CONFIG),LDFLAGS_KERNEL_)) \
 513                   $($(addsuffix $(KERNEL_CONFIG),LDFLAGS_KERNEL_)) \
 514                   $($(addsuffix $(ARCH_CONFIG), $(addsuffix $(KERNEL_CONFIG),LDFLAGS_KERNEL_))) \
 515                   $(DEPLOYMENT_TARGET_FLAGS)
 516
 517 #
 518 # Default runtime libraries to be linked with the kernel
 519 #
 520 export LD_KERNEL_LIBS   = -lcc_kext
 521
 522
 523 #
 524 # Default INCFLAGS
 525 #
 526 export INCFLAGS_IMPORT  = $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
 527 export INCFLAGS_EXTERN  = -I$(OBJROOT)/EXTERN_HDRS -I$(SRCROOT)/EXTERNAL_HEADERS -I$(SRCROOT)/EXTERNAL_HEADERS/bsd
 528 export INCFLAGS_GEN     = -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
 529 export INCFLAGS_POSIX   = -I$(OBJROOT)/EXPORT_HDRS/bsd
 530 export INCFLAGS_LOCAL   = -I.
 531
 532 export INCFLAGS         = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE)
 533
 534 #
 535 # Default MIGFLAGS
 536 #
 537 export MIGFLAGS = $(DEFINES) $(INCFLAGS) $($(addsuffix $(ARCH_CONFIG),CFLAGS_)) \
 538                           $($(addsuffix $(ARCH_CONFIG),ARCH_FLAGS_)) \
 539                           $(DEPLOYMENT_TARGET_FLAGS)
 540
 541 #
 542 # Support for LLVM Link Time Optimization (LTO)
 543 #
 544
 545 ifeq ($(BUILD_LTO),1)
 546 export CFLAGS_GEN       += -flto
 547 export CXXFLAGS_GEN     += -flto
 548 export LDFLAGS_KERNEL_GEN       += -Wl,-object_path_lto,$(TARGET)/lto.o
 549 export CFLAGS_NOLTO_FLAG = -fno-lto
 550 export BUILD_MACHO_OBJ  = 0
 551 export BUILD_LTO        = 1
 552 else
 553 export CFLAGS_NOLTO_FLAG =
 554 export BUILD_MACHO_OBJ  = 1
 555 export BUILD_LTO        = 0
 556 endif
 557
 558 #
 559 # Support for LLVM Integrated Assembler with clang driver
 560 #
 561 ifeq ($(BUILD_INTEGRATED_ASSEMBLER),1)
 562 export SFLAGS_GEN       += -integrated-as
 563 export CFLAGS_GEN       += -integrated-as
 564 export CXXFLAGS_GEN     += -integrated-as
 565 export SFLAGS_NOINTEGRATEDAS_FLAGS      = -no-integrated-as
 566 export CFLAGS_NOINTEGRATEDAS_FLAGS      = -no-integrated-as
 567 else
 568 export SFLAGS_NOINTEGRATEDAS_FLAGS      =
 569 export CFLAGS_NOINTEGRATEDAS_FLAGS      =
 570 endif
 571
 572 #
 573 # Default VPATH
 574 #
 575 empty:=
 576 space:= $(empty) $(empty)
 577 export VPATH_IMPORT     = $(subst $(space),:,$(patsubst %,$(OBJROOT)/EXPORT_HDRS/%,$(strip $(COMPONENT_IMPORT_LIST)))):
 578 export VPATH_EXTERN     = $(OBJROOT)/EXTERN_HDRS:
 579 export VPATH_GEN        = .:$(SOURCE):
 580
 581 export VPATH            = $(VPATH_GEN)$(VPATH_IMPORT)$(VPATH_EXTERN)$(VPATH_MAKEFILE)
 582
 583 #
 584 # Macros that control installation of kernel and its header files
 585 #
 586 # install flags for header files
 587 #
 588 INSTALL_FLAGS = -c -m 0444
 589 FILE_INSTALL_FLAGS = -c -m 0644
 590 DATA_INSTALL_FLAGS = -c -m 0644
 591
 592 #
 593 # Header file destinations
 594 #
 595 ifeq ($(RC_ProjectName),xnu_headers_Sim)
 596         HEADER_INSTALL_PREFIX = $(SDKROOT)
 597 else
 598         HEADER_INSTALL_PREFIX =
 599 endif
 600
 601 FRAMEDIR = $(HEADER_INSTALL_PREFIX)/System/Library/Frameworks
 602
 603 SINCVERS = B
 604 SINCFRAME = $(FRAMEDIR)/System.framework
 605 SINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Headers
 606 SPINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/PrivateHeaders
 607 SRESDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Resources
 608
 609 ifndef INCDIR
 610     INCDIR = $(HEADER_INSTALL_PREFIX)/usr/include
 611 endif
 612 ifndef LCLDIR
 613     LCLDIR = $(SPINCDIR)
 614 endif
 615
 616 KINCVERS = A
 617 KINCFRAME = $(FRAMEDIR)/Kernel.framework
 618 KINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Headers
 619 KPINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/PrivateHeaders
 620 KRESDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Resources
 621
 622 XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE
 623
 624 PLATFORM_UNIFDEF = $(foreach x,$(SUPPORTED_PLATFORMS),$(if $(filter $(PLATFORM),$(x)),-DPLATFORM_$(x),-UPLATFORM_$(x)))
 625
 626 SPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE -U_OPEN_SOURCE_
 627 SINCFRAME_UNIFDEF  = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE -D_OPEN_SOURCE_
 628 KPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL -U_OPEN_SOURCE_
 629 KINCFRAME_UNIFDEF  = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL -D_OPEN_SOURCE_
 630
 631
 632 #
 633 # Component Header file destinations
 634 #
 635 EXPDIR = EXPORT_HDRS/$(COMPONENT)
 636
 637 #
 638 # Strip Flags
 639 #
 640 export STRIP_FLAGS_RELEASE      = -S -x
 641 export STRIP_FLAGS_DEVELOPMENT  = -S -x
 642 export STRIP_FLAGS_DEBUG        = -S
 643 export STRIP_FLAGS_PROFILE      = -S -x
 644
 645 export STRIP_FLAGS      = $($(addsuffix $(KERNEL_CONFIG),STRIP_FLAGS_))
 646
 647 #
 648 # dsymutil flags
 649 #
 650 export DSYMUTIL_FLAGS_I386 = --arch=i386
 651 export DSYMUTIL_FLAGS_X86_64 = --arch=x86_64
 652
 653 export DSYMUTIL_FLAGS = $($(addsuffix $(ARCH_CONFIG),DSYMUTIL_FLAGS_))
 654
 655 #
 656 # Man Page destination
 657 #
 658 MANDIR = usr/share/man
 659
 660 #
 661 # DEBUG alias location
 662 #
 663 DEVELOPER_EXTRAS_DIR = AppleInternal/Developer/Extras
 664
 665 #
 666 #  This must be here before any rules are possibly defined by the
 667 #  machine dependent makefile fragment so that a plain "make" command
 668 #  always works.  The config program will emit an appropriate rule to
 669 #  cause "all" to depend on every kernel configuration it generates.
 670 #
 671
 672 default: all
 673
 674 # vim: set ft=make: