Makefile

   1 #
   2 # Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
   3 #
   4 # SPDX-License-Identifier: BSD-3-Clause
   5 #
   6
   7 #
   8 # Trusted Firmware Version
   9 #
  10 VERSION_MAJOR                   := 2
  11 VERSION_MINOR                   := 0
  12
  13 # Default goal is build all images
  14 .DEFAULT_GOAL                   := all
  15
  16 # Avoid any implicit propagation of command line variable definitions to
  17 # sub-Makefiles, like CFLAGS that we reserved for the firmware images'
  18 # usage. Other command line options like "-s" are still propagated as usual.
  19 MAKEOVERRIDES =
  20
  21 MAKE_HELPERS_DIRECTORY := make_helpers/
  22 include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
  23 include ${MAKE_HELPERS_DIRECTORY}build_env.mk
  24
  25 ################################################################################
  26 # Default values for build configurations, and their dependencies
  27 ################################################################################
  28
  29 include ${MAKE_HELPERS_DIRECTORY}defaults.mk
  30
  31 # Assertions enabled for DEBUG builds by default
  32 ENABLE_ASSERTIONS               := ${DEBUG}
  33 ENABLE_PMF                      := ${ENABLE_RUNTIME_INSTRUMENTATION}
  34 PLAT                            := ${DEFAULT_PLAT}
  35
  36 ################################################################################
  37 # Checkpatch script options
  38 ################################################################################
  39
  40 CHECKCODE_ARGS          :=      --no-patch
  41 # Do not check the coding style on imported library files or documentation files
  42 INC_LIB_DIRS_TO_CHECK   :=      $(sort $(filter-out                     \
  43                                         include/lib/libfdt              \
  44                                         include/lib/libc,               \
  45                                         $(wildcard include/lib/*)))
  46 INC_DIRS_TO_CHECK       :=      $(sort $(filter-out                     \
  47                                         include/lib,                    \
  48                                         $(wildcard include/*)))
  49 LIB_DIRS_TO_CHECK       :=      $(sort $(filter-out                     \
  50                                         lib/compiler-rt                 \
  51                                         lib/libfdt%                     \
  52                                         lib/libc,                       \
  53                                         $(wildcard lib/*)))
  54 ROOT_DIRS_TO_CHECK      :=      $(sort $(filter-out                     \
  55                                         lib                             \
  56                                         include                         \
  57                                         docs                            \
  58                                         %.md,                           \
  59                                         $(wildcard *)))
  60 CHECK_PATHS             :=      ${ROOT_DIRS_TO_CHECK}                   \
  61                                 ${INC_DIRS_TO_CHECK}                    \
  62                                 ${INC_LIB_DIRS_TO_CHECK}                \
  63                                 ${LIB_DIRS_TO_CHECK}
  64
  65
  66 ################################################################################
  67 # Process build options
  68 ################################################################################
  69
  70 # Verbose flag
  71 ifeq (${V},0)
  72         Q:=@
  73         ECHO:=@echo
  74         CHECKCODE_ARGS  +=      --no-summary --terse
  75 else
  76         Q:=
  77         ECHO:=$(ECHO_QUIET)
  78 endif
  79
  80 ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
  81         Q:=@
  82         ECHO:=$(ECHO_QUIET)
  83 endif
  84
  85 export Q ECHO
  86
  87 # Process Debug flag
  88 $(eval $(call add_define,DEBUG))
  89 ifneq (${DEBUG}, 0)
  90         BUILD_TYPE      :=      debug
  91         TF_CFLAGS       +=      -g
  92
  93         ifneq ($(findstring clang,$(notdir $(CC))),)
  94              ASFLAGS            +=      -g
  95         else
  96              ASFLAGS            +=      -g -Wa,--gdwarf-2
  97         endif
  98
  99         # Use LOG_LEVEL_INFO by default for debug builds
 100         LOG_LEVEL       :=      40
 101 else
 102         BUILD_TYPE      :=      release
 103         # Use LOG_LEVEL_NOTICE by default for release builds
 104         LOG_LEVEL       :=      20
 105 endif
 106
 107 # Default build string (git branch and commit)
 108 ifeq (${BUILD_STRING},)
 109         BUILD_STRING    :=      $(shell git describe --always --dirty --tags 2> /dev/null)
 110 endif
 111 VERSION_STRING          :=      v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
 112
 113 # The cert_create tool cannot generate certificates individually, so we use the
 114 # target 'certificates' to create them all
 115 ifneq (${GENERATE_COT},0)
 116         FIP_DEPS += certificates
 117         FWU_FIP_DEPS += fwu_certificates
 118 endif
 119
 120
 121 ################################################################################
 122 # Toolchain
 123 ################################################################################
 124
 125 HOSTCC                  :=      gcc
 126 export HOSTCC
 127
 128 CC                      :=      ${CROSS_COMPILE}gcc
 129 CPP                     :=      ${CROSS_COMPILE}cpp
 130 AS                      :=      ${CROSS_COMPILE}gcc
 131 AR                      :=      ${CROSS_COMPILE}ar
 132 LINKER                  :=      ${CROSS_COMPILE}ld
 133 OC                      :=      ${CROSS_COMPILE}objcopy
 134 OD                      :=      ${CROSS_COMPILE}objdump
 135 NM                      :=      ${CROSS_COMPILE}nm
 136 PP                      :=      ${CROSS_COMPILE}gcc -E
 137 DTC                     :=      dtc
 138
 139 # Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
 140 ifneq ($(strip $(wildcard ${LD}.bfd) \
 141         $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
 142 LINKER                  :=      ${LINKER}.bfd
 143 endif
 144
 145 ifeq (${ARM_ARCH_MAJOR},7)
 146 target32-directive      =       -target arm-none-eabi
 147 # Will set march32-directive from platform configuration
 148 else
 149 target32-directive      =       -target armv8a-none-eabi
 150 march32-directive       =       -march=armv8-a
 151 endif
 152
 153 ifneq ($(findstring armclang,$(notdir $(CC))),)
 154 TF_CFLAGS_aarch32       =       -target arm-arm-none-eabi $(march32-directive)
 155 TF_CFLAGS_aarch64       =       -target aarch64-arm-none-eabi -march=armv8-a
 156 LD                      =       $(LINKER)
 157 AS                      =       $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
 158 CPP                     =       $(CC) -E $(TF_CFLAGS_$(ARCH))
 159 PP                      =       $(CC) -E $(TF_CFLAGS_$(ARCH))
 160 else ifneq ($(findstring clang,$(notdir $(CC))),)
 161 TF_CFLAGS_aarch32       =       $(target32-directive) $(march32-directive)
 162 TF_CFLAGS_aarch64       =       -target aarch64-elf
 163 LD                      =       $(LINKER)
 164 AS                      =       $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
 165 CPP                     =       $(CC) -E
 166 PP                      =       $(CC) -E
 167 else
 168 TF_CFLAGS_aarch32       =       $(march32-directive)
 169 TF_CFLAGS_aarch64       =       -march=armv8-a
 170 LD                      =       $(LINKER)
 171 endif
 172
 173 ifeq (${AARCH32_INSTRUCTION_SET},A32)
 174 TF_CFLAGS_aarch32       +=      -marm
 175 else ifeq (${AARCH32_INSTRUCTION_SET},T32)
 176 TF_CFLAGS_aarch32       +=      -mthumb
 177 else
 178 $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
 179 endif
 180
 181 TF_CFLAGS_aarch32       +=      -mno-unaligned-access
 182 TF_CFLAGS_aarch64       +=      -mgeneral-regs-only -mstrict-align
 183
 184 ASFLAGS_aarch32         =       $(march32-directive)
 185 ASFLAGS_aarch64         =       -march=armv8-a
 186
 187 WARNING1 := -Wextra
 188 WARNING1 += -Wunused -Wno-unused-parameter
 189 WARNING1 += -Wmissing-declarations
 190 WARNING1 += -Wmissing-format-attribute
 191 WARNING1 += -Wmissing-prototypes
 192 WARNING1 += -Wold-style-definition
 193 WARNING1 += -Wunused-but-set-variable
 194 WARNING1 += -Wunused-const-variable
 195
 196 WARNING2 := -Waggregate-return
 197 WARNING2 += -Wcast-align
 198 WARNING2 += -Wdisabled-optimization
 199 WARNING2 += -Wnested-externs
 200 WARNING2 += -Wshadow
 201 WARNING2 += -Wlogical-op
 202 WARNING2 += -Wmissing-field-initializers
 203 WARNING2 += -Wsign-compare
 204 WARNING2 += -Wmaybe-uninitialized
 205
 206 WARNING3 := -Wbad-function-cast
 207 WARNING3 += -Wcast-qual
 208 WARNING3 += -Wconversion
 209 WARNING3 += -Wpacked
 210 WARNING3 += -Wpadded
 211 WARNING3 += -Wpointer-arith
 212 WARNING3 += -Wredundant-decls
 213 WARNING3 += -Wswitch-default
 214 WARNING3 += -Wpacked-bitfield-compat
 215 WARNING3 += -Wvla
 216
 217 ifeq (${W},1)
 218 WARNINGS := $(WARNING1)
 219 else ifeq (${W},2)
 220 WARNINGS := $(WARNING1) $(WARNING2)
 221 else ifeq (${W},3)
 222 WARNINGS := $(WARNING1) $(WARNING2) $(WARNING3)
 223 endif
 224
 225 ifneq (${E},0)
 226 ERRORS := -Werror
 227 endif
 228
 229 CPPFLAGS                =       ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc         \
 230                                 -Wmissing-include-dirs $(ERRORS) $(WARNINGS)
 231 ASFLAGS                 +=      $(CPPFLAGS) $(ASFLAGS_$(ARCH))                  \
 232                                 -D__ASSEMBLY__ -ffreestanding                   \
 233                                 -Wa,--fatal-warnings
 234 TF_CFLAGS               +=      $(CPPFLAGS) $(TF_CFLAGS_$(ARCH))                \
 235                                 -ffreestanding -fno-builtin -Wall -std=gnu99    \
 236                                 -Os -ffunction-sections -fdata-sections
 237
 238 GCC_V_OUTPUT            :=      $(shell $(CC) -v 2>&1)
 239
 240 TF_LDFLAGS              +=      --fatal-warnings -O1
 241 TF_LDFLAGS              +=      --gc-sections
 242 TF_LDFLAGS              +=      $(TF_LDFLAGS_$(ARCH))
 243
 244 DTC_FLAGS               +=      -I dts -O dtb
 245 DTC_CPPFLAGS            +=      -nostdinc -Iinclude -undef -x assembler-with-cpp
 246
 247 ################################################################################
 248 # Common sources and include directories
 249 ################################################################################
 250 include lib/compiler-rt/compiler-rt.mk
 251 include lib/libc/libc.mk
 252
 253 BL_COMMON_SOURCES       +=      common/bl_common.c                      \
 254                                 common/tf_log.c                         \
 255                                 common/${ARCH}/debug.S                  \
 256                                 drivers/console/multi_console.c         \
 257                                 lib/${ARCH}/cache_helpers.S             \
 258                                 lib/${ARCH}/misc_helpers.S              \
 259                                 plat/common/plat_bl_common.c            \
 260                                 plat/common/plat_log_common.c           \
 261                                 plat/common/${ARCH}/plat_common.c       \
 262                                 plat/common/${ARCH}/platform_helpers.S  \
 263                                 ${COMPILER_RT_SRCS}
 264
 265 ifeq ($(notdir $(CC)),armclang)
 266 BL_COMMON_SOURCES       +=      lib/${ARCH}/armclang_printf.S
 267 endif
 268
 269 INCLUDES                +=      -Iinclude                               \
 270                                 -Iinclude/arch/${ARCH}                  \
 271                                 -Iinclude/lib/cpus/${ARCH}              \
 272                                 -Iinclude/lib/el3_runtime/${ARCH}       \
 273                                 ${PLAT_INCLUDES}                        \
 274                                 ${SPD_INCLUDES}
 275
 276 ifeq (${ERROR_DEPRECATED},0)
 277 INCLUDES                +=      -Iinclude/bl1                           \
 278                                 -Iinclude/bl2                           \
 279                                 -Iinclude/bl2u                          \
 280                                 -Iinclude/bl31                          \
 281                                 -Iinclude/drivers                       \
 282                                 -Iinclude/drivers/arm                   \
 283                                 -Iinclude/drivers/auth                  \
 284                                 -Iinclude/drivers/io                    \
 285                                 -Iinclude/drivers/ti/uart               \
 286                                 -Iinclude/lib                           \
 287                                 -Iinclude/lib/cpus                      \
 288                                 -Iinclude/lib/el3_runtime               \
 289                                 -Iinclude/lib/extensions                \
 290                                 -Iinclude/lib/pmf                       \
 291                                 -Iinclude/lib/psci                      \
 292                                 -Iinclude/lib/xlat_tables               \
 293                                 -Iinclude/plat/common                   \
 294                                 -Iinclude/services                      \
 295                                 -Iinclude/tools_share
 296 endif
 297
 298 include common/backtrace/backtrace.mk
 299
 300 ################################################################################
 301 # Generic definitions
 302 ################################################################################
 303
 304 include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
 305
 306 BUILD_BASE              :=      ./build
 307 BUILD_PLAT              :=      ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
 308
 309 SPDS                    :=      $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
 310
 311 # Platforms providing their own TBB makefile may override this value
 312 INCLUDE_TBBR_MK         :=      1
 313
 314
 315 ################################################################################
 316 # Include SPD Makefile if one has been specified
 317 ################################################################################
 318
 319 ifneq (${SPD},none)
 320 ifeq (${ARCH},aarch32)
 321         $(error "Error: SPD is incompatible with AArch32.")
 322 endif
 323 ifdef EL3_PAYLOAD_BASE
 324         $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
 325         $(warning "The SPD and its BL32 companion will be present but ignored.")
 326 endif
 327         # We expect to locate an spd.mk under the specified SPD directory
 328         SPD_MAKE        :=      $(wildcard services/spd/${SPD}/${SPD}.mk)
 329
 330         ifeq (${SPD_MAKE},)
 331                 $(error Error: No services/spd/${SPD}/${SPD}.mk located)
 332         endif
 333         $(info Including ${SPD_MAKE})
 334         include ${SPD_MAKE}
 335
 336         # If there's BL32 companion for the chosen SPD, we expect that the SPD's
 337         # Makefile would set NEED_BL32 to "yes". In this case, the build system
 338         # supports two mutually exclusive options:
 339         # * BL32 is built from source: then BL32_SOURCES must contain the list
 340         #   of source files to build BL32
 341         # * BL32 is a prebuilt binary: then BL32 must point to the image file
 342         #   that will be included in the FIP
 343         # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
 344         # over the sources.
 345 endif
 346
 347 ################################################################################
 348 # Include the platform specific Makefile after the SPD Makefile (the platform
 349 # makefile may use all previous definitions in this file)
 350 ################################################################################
 351
 352 include ${PLAT_MAKEFILE_FULL}
 353
 354 $(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
 355
 356 ifeq (${ARM_ARCH_MAJOR},7)
 357 include make_helpers/armv7-a-cpus.mk
 358 endif
 359
 360 ifeq ($(ENABLE_PIE),1)
 361     TF_CFLAGS           +=      -fpie
 362     TF_LDFLAGS          +=      -pie
 363 else
 364     PIE_FOUND           :=      $(findstring --enable-default-pie,${GCC_V_OUTPUT})
 365     ifneq ($(PIE_FOUND),)
 366         TF_CFLAGS               +=      -fno-PIE
 367     endif
 368 endif
 369
 370 # Include the CPU specific operations makefile, which provides default
 371 # values for all CPU errata workarounds and CPU specific optimisations.
 372 # This can be overridden by the platform.
 373 include lib/cpus/cpu-ops.mk
 374
 375 ifeq (${ARCH},aarch32)
 376 NEED_BL32 := yes
 377
 378 ################################################################################
 379 # Build `AARCH32_SP` as BL32 image for AArch32
 380 ################################################################################
 381 ifneq (${AARCH32_SP},none)
 382 # We expect to locate an sp.mk under the specified AARCH32_SP directory
 383 AARCH32_SP_MAKE :=      $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
 384
 385 ifeq (${AARCH32_SP_MAKE},)
 386   $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
 387 endif
 388
 389 $(info Including ${AARCH32_SP_MAKE})
 390 include ${AARCH32_SP_MAKE}
 391 endif
 392
 393 endif
 394
 395 ################################################################################
 396 # Check incompatible options
 397 ################################################################################
 398
 399 ifdef EL3_PAYLOAD_BASE
 400         ifdef PRELOADED_BL33_BASE
 401                 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
 402                 incompatible build options. EL3_PAYLOAD_BASE has priority.")
 403         endif
 404         ifneq (${GENERATE_COT},0)
 405                 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
 406         endif
 407         ifneq (${TRUSTED_BOARD_BOOT},0)
 408                 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
 409         endif
 410 endif
 411
 412 ifeq (${NEED_BL33},yes)
 413         ifdef EL3_PAYLOAD_BASE
 414                 $(warning "BL33 image is not needed when option \
 415                 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
 416         endif
 417         ifdef PRELOADED_BL33_BASE
 418                 $(warning "BL33 image is not needed when option \
 419                 PRELOADED_BL33_BASE is used and won't be added to the FIP \
 420                 file.")
 421         endif
 422 endif
 423
 424 # When building for systems with hardware-assisted coherency, there's no need to
 425 # use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
 426 ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
 427 $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
 428 endif
 429
 430 #For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
 431 ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
 432 $(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
 433 endif
 434
 435 # For RAS_EXTENSION, require that EAs are handled in EL3 first
 436 ifeq ($(RAS_EXTENSION),1)
 437     ifneq ($(HANDLE_EA_EL3_FIRST),1)
 438         $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1)
 439     endif
 440 endif
 441
 442 # When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled
 443 ifeq ($(FAULT_INJECTION_SUPPORT),1)
 444     ifneq ($(RAS_EXTENSION),1)
 445         $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1)
 446     endif
 447 endif
 448
 449 # DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
 450 ifeq ($(DYN_DISABLE_AUTH), 1)
 451     ifeq (${TRUSTED_BOARD_BOOT}, 0)
 452         $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.")
 453     endif
 454 endif
 455
 456 ################################################################################
 457 # Process platform overrideable behaviour
 458 ################################################################################
 459
 460 # Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
 461 # supplied for the FIP and Certificate generation tools. This flag can be
 462 # overridden by the platform.
 463 ifdef BL2_SOURCES
 464         ifdef EL3_PAYLOAD_BASE
 465                 # If booting an EL3 payload there is no need for a BL33 image
 466                 # in the FIP file.
 467                 NEED_BL33               :=      no
 468         else
 469                 ifdef PRELOADED_BL33_BASE
 470                         # If booting a BL33 preloaded image there is no need of
 471                         # another one in the FIP file.
 472                         NEED_BL33               :=      no
 473                 else
 474                         NEED_BL33               ?=      yes
 475                 endif
 476         endif
 477 endif
 478
 479 # If SCP_BL2 is given, we always want FIP to include it.
 480 ifdef SCP_BL2
 481         NEED_SCP_BL2            :=      yes
 482 endif
 483
 484 # For AArch32, BL31 is not currently supported.
 485 ifneq (${ARCH},aarch32)
 486     ifdef BL31_SOURCES
 487         # When booting an EL3 payload, there is no need to compile the BL31 image nor
 488         # put it in the FIP.
 489         ifndef EL3_PAYLOAD_BASE
 490             NEED_BL31 := yes
 491         endif
 492     endif
 493 endif
 494
 495 # Process TBB related flags
 496 ifneq (${GENERATE_COT},0)
 497         # Common cert_create options
 498         ifneq (${CREATE_KEYS},0)
 499                 $(eval CRT_ARGS += -n)
 500                 $(eval FWU_CRT_ARGS += -n)
 501                 ifneq (${SAVE_KEYS},0)
 502                         $(eval CRT_ARGS += -k)
 503                         $(eval FWU_CRT_ARGS += -k)
 504                 endif
 505         endif
 506         # Include TBBR makefile (unless the platform indicates otherwise)
 507         ifeq (${INCLUDE_TBBR_MK},1)
 508                 include make_helpers/tbbr/tbbr_tools.mk
 509         endif
 510 endif
 511
 512 ifneq (${FIP_ALIGN},0)
 513 FIP_ARGS += --align ${FIP_ALIGN}
 514 endif
 515
 516 ################################################################################
 517 # Include libraries' Makefile that are used in all BL
 518 ################################################################################
 519
 520 include lib/stack_protector/stack_protector.mk
 521
 522 ################################################################################
 523 # Auxiliary tools (fiptool, cert_create, etc)
 524 ################################################################################
 525
 526 # Variables for use with Certificate Generation Tool
 527 CRTTOOLPATH             ?=      tools/cert_create
 528 CRTTOOL                 ?=      ${CRTTOOLPATH}/cert_create${BIN_EXT}
 529
 530 # Variables for use with Firmware Image Package
 531 FIPTOOLPATH             ?=      tools/fiptool
 532 FIPTOOL                 ?=      ${FIPTOOLPATH}/fiptool${BIN_EXT}
 533
 534 # Variables for use with sptool
 535 SPTOOLPATH              ?=      tools/sptool
 536 SPTOOL                  ?=      ${SPTOOLPATH}/sptool${BIN_EXT}
 537
 538 # Variables for use with ROMLIB
 539 ROMLIBPATH              ?=      lib/romlib
 540
 541 ################################################################################
 542 # Include BL specific makefiles
 543 ################################################################################
 544 ifdef BL1_SOURCES
 545 NEED_BL1 := yes
 546 include bl1/bl1.mk
 547 endif
 548
 549 ifdef BL2_SOURCES
 550 NEED_BL2 := yes
 551 include bl2/bl2.mk
 552 endif
 553
 554 ifdef BL2U_SOURCES
 555 NEED_BL2U := yes
 556 include bl2u/bl2u.mk
 557 endif
 558
 559 ifeq (${NEED_BL31},yes)
 560 ifdef BL31_SOURCES
 561 include bl31/bl31.mk
 562 endif
 563 endif
 564
 565 ifdef FDT_SOURCES
 566 NEED_FDT := yes
 567 endif
 568
 569 ################################################################################
 570 # Build options checks
 571 ################################################################################
 572
 573 $(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
 574 $(eval $(call assert_boolean,CREATE_KEYS))
 575 $(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
 576 $(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
 577 $(eval $(call assert_boolean,DEBUG))
 578 $(eval $(call assert_boolean,DYN_DISABLE_AUTH))
 579 $(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
 580 $(eval $(call assert_boolean,ENABLE_AMU))
 581 $(eval $(call assert_boolean,ENABLE_ASSERTIONS))
 582 $(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS))
 583 $(eval $(call assert_boolean,ENABLE_PIE))
 584 $(eval $(call assert_boolean,ENABLE_PMF))
 585 $(eval $(call assert_boolean,ENABLE_PSCI_STAT))
 586 $(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
 587 $(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS))
 588 $(eval $(call assert_boolean,ENABLE_SPM))
 589 $(eval $(call assert_boolean,ENABLE_SVE_FOR_NS))
 590 $(eval $(call assert_boolean,ERROR_DEPRECATED))
 591 $(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT))
 592 $(eval $(call assert_boolean,GENERATE_COT))
 593 $(eval $(call assert_boolean,GICV2_G0_FOR_EL3))
 594 $(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST))
 595 $(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
 596 $(eval $(call assert_boolean,MULTI_CONSOLE_API))
 597 $(eval $(call assert_boolean,NS_TIMER_SWITCH))
 598 $(eval $(call assert_boolean,PL011_GENERIC_UART))
 599 $(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
 600 $(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
 601 $(eval $(call assert_boolean,RAS_EXTENSION))
 602 $(eval $(call assert_boolean,RESET_TO_BL31))
 603 $(eval $(call assert_boolean,SAVE_KEYS))
 604 $(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
 605 $(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
 606 $(eval $(call assert_boolean,SPM_MM))
 607 $(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
 608 $(eval $(call assert_boolean,USE_COHERENT_MEM))
 609 $(eval $(call assert_boolean,USE_ROMLIB))
 610 $(eval $(call assert_boolean,USE_TBBR_DEFS))
 611 $(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
 612 $(eval $(call assert_boolean,BL2_AT_EL3))
 613 $(eval $(call assert_boolean,BL2_IN_XIP_MEM))
 614
 615 $(eval $(call assert_numeric,ARM_ARCH_MAJOR))
 616 $(eval $(call assert_numeric,ARM_ARCH_MINOR))
 617
 618 ################################################################################
 619 # Add definitions to the cpp preprocessor based on the current build options.
 620 # This is done after including the platform specific makefile to allow the
 621 # platform to overwrite the default options
 622 ################################################################################
 623
 624 $(eval $(call add_define,ARM_ARCH_MAJOR))
 625 $(eval $(call add_define,ARM_ARCH_MINOR))
 626 $(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
 627 $(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
 628 $(eval $(call add_define,CTX_INCLUDE_FPREGS))
 629 $(eval $(call add_define,EL3_EXCEPTION_HANDLING))
 630 $(eval $(call add_define,ENABLE_AMU))
 631 $(eval $(call add_define,ENABLE_ASSERTIONS))
 632 $(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS))
 633 $(eval $(call add_define,ENABLE_PIE))
 634 $(eval $(call add_define,ENABLE_PMF))
 635 $(eval $(call add_define,ENABLE_PSCI_STAT))
 636 $(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
 637 $(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS))
 638 $(eval $(call add_define,ENABLE_SPM))
 639 $(eval $(call add_define,ENABLE_SVE_FOR_NS))
 640 $(eval $(call add_define,ERROR_DEPRECATED))
 641 $(eval $(call add_define,FAULT_INJECTION_SUPPORT))
 642 $(eval $(call add_define,GICV2_G0_FOR_EL3))
 643 $(eval $(call add_define,HANDLE_EA_EL3_FIRST))
 644 $(eval $(call add_define,HW_ASSISTED_COHERENCY))
 645 $(eval $(call add_define,LOG_LEVEL))
 646 $(eval $(call add_define,MULTI_CONSOLE_API))
 647 $(eval $(call add_define,NS_TIMER_SWITCH))
 648 $(eval $(call add_define,PL011_GENERIC_UART))
 649 $(eval $(call add_define,PLAT_${PLAT}))
 650 $(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
 651 $(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
 652 $(eval $(call add_define,RAS_EXTENSION))
 653 $(eval $(call add_define,RESET_TO_BL31))
 654 $(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
 655 $(eval $(call add_define,RECLAIM_INIT_CODE))
 656 $(eval $(call add_define,SPD_${SPD}))
 657 $(eval $(call add_define,SPIN_ON_BL1_EXIT))
 658 $(eval $(call add_define,SPM_MM))
 659 $(eval $(call add_define,TRUSTED_BOARD_BOOT))
 660 $(eval $(call add_define,USE_COHERENT_MEM))
 661 $(eval $(call add_define,USE_ROMLIB))
 662 $(eval $(call add_define,USE_TBBR_DEFS))
 663 $(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
 664 $(eval $(call add_define,BL2_AT_EL3))
 665 $(eval $(call add_define,BL2_IN_XIP_MEM))
 666
 667 # Define the EL3_PAYLOAD_BASE flag only if it is provided.
 668 ifdef EL3_PAYLOAD_BASE
 669         $(eval $(call add_define,EL3_PAYLOAD_BASE))
 670 else
 671         # Define the PRELOADED_BL33_BASE flag only if it is provided and
 672         # EL3_PAYLOAD_BASE is not defined, as it has priority.
 673         ifdef PRELOADED_BL33_BASE
 674                 $(eval $(call add_define,PRELOADED_BL33_BASE))
 675         endif
 676 endif
 677 # Define the AARCH32/AARCH64 flag based on the ARCH flag
 678 ifeq (${ARCH},aarch32)
 679         $(eval $(call add_define,AARCH32))
 680 else
 681         $(eval $(call add_define,AARCH64))
 682 endif
 683
 684 # Define the DYN_DISABLE_AUTH flag only if set.
 685 ifeq (${DYN_DISABLE_AUTH},1)
 686 $(eval $(call add_define,DYN_DISABLE_AUTH))
 687 endif
 688
 689 ################################################################################
 690 # Build targets
 691 ################################################################################
 692
 693 .PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip fwu_fip certtool dtbs
 694 .SUFFIXES:
 695
 696 all: msg_start
 697
 698 msg_start:
 699         @echo "Building ${PLAT}"
 700
 701 # Check if deprecated declarations and cpp warnings should be treated as error or not.
 702 ifeq (${ERROR_DEPRECATED},0)
 703     CPPFLAGS            +=      -Wno-error=deprecated-declarations -Wno-error=cpp
 704 endif
 705
 706 $(eval $(call MAKE_LIB_DIRS))
 707 $(eval $(call MAKE_LIB,c))
 708
 709 # Expand build macros for the different images
 710 ifeq (${NEED_BL1},yes)
 711 $(eval $(call MAKE_BL,1))
 712 endif
 713
 714 ifeq (${NEED_BL2},yes)
 715 ifeq (${BL2_AT_EL3}, 0)
 716 FIP_BL2_ARGS := tb-fw
 717 endif
 718
 719 $(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
 720         $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
 721 endif
 722
 723 ifeq (${NEED_SCP_BL2},yes)
 724 $(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
 725 endif
 726
 727 ifeq (${NEED_BL31},yes)
 728 BL31_SOURCES += ${SPD_SOURCES}
 729 $(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
 730         $(eval $(call MAKE_BL,31,soc-fw)))
 731 endif
 732
 733 # If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
 734 # build system will call TOOL_ADD_IMG to print a warning message and abort the
 735 # process. Note that the dependency on BL32 applies to the FIP only.
 736 ifeq (${NEED_BL32},yes)
 737
 738 BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
 739
 740 $(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
 741         $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
 742 endif
 743
 744 # Add the BL33 image if required by the platform
 745 ifeq (${NEED_BL33},yes)
 746 $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
 747 endif
 748
 749 ifeq (${NEED_BL2U},yes)
 750 $(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
 751         $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
 752 endif
 753
 754 # Expand build macros for the different images
 755 ifeq (${NEED_FDT},yes)
 756     $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
 757 endif
 758
 759 locate-checkpatch:
 760 ifndef CHECKPATCH
 761         $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
 762 else
 763 ifeq (,$(wildcard ${CHECKPATCH}))
 764         $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
 765 endif
 766 endif
 767
 768 clean:
 769         @echo "  CLEAN"
 770         $(call SHELL_REMOVE_DIR,${BUILD_PLAT})
 771         ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
 772         ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
 773         ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
 774
 775 realclean distclean:
 776         @echo "  REALCLEAN"
 777         $(call SHELL_REMOVE_DIR,${BUILD_BASE})
 778         $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
 779         ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
 780         ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean
 781         ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
 782         ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
 783
 784 checkcodebase:          locate-checkpatch
 785         @echo "  CHECKING STYLE"
 786         @if test -d .git ; then                                         \
 787                 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' |     \
 788                 while read GIT_FILE ;                                   \
 789                 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;      \
 790                 done ;                                                  \
 791         else                                                            \
 792                  find . -type f -not -iwholename "*.git*"               \
 793                  -not -iwholename "*build*"                             \
 794                  -not -iwholename "*libfdt*"                            \
 795                  -not -iwholename "*libc*"                              \
 796                  -not -iwholename "*docs*"                              \
 797                  -not -iwholename "*.md"                                \
 798                  -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;       \
 799         fi
 800
 801 checkpatch:             locate-checkpatch
 802         @echo "  CHECKING STYLE"
 803         ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});       \
 804         for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do          \
 805                 printf "\n[*] Checking style of '$$commit'\n\n";        \
 806                 git log --format=email "$$commit~..$$commit"            \
 807                         -- ${CHECK_PATHS} | ${CHECKPATCH} - || true;    \
 808                 git diff --format=email "$$commit~..$$commit"           \
 809                         -- ${CHECK_PATHS} | ${CHECKPATCH} - || true;    \
 810         done
 811
 812 certtool: ${CRTTOOL}
 813
 814 .PHONY: ${CRTTOOL}
 815 ${CRTTOOL}:
 816         ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH}
 817         @${ECHO_BLANK_LINE}
 818         @echo "Built $@ successfully"
 819         @${ECHO_BLANK_LINE}
 820
 821 ifneq (${GENERATE_COT},0)
 822 certificates: ${CRT_DEPS} ${CRTTOOL}
 823         ${Q}${CRTTOOL} ${CRT_ARGS}
 824         @${ECHO_BLANK_LINE}
 825         @echo "Built $@ successfully"
 826         @echo "Certificates can be found in ${BUILD_PLAT}"
 827         @${ECHO_BLANK_LINE}
 828 endif
 829
 830 ${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
 831         ${Q}${FIPTOOL} create ${FIP_ARGS} $@
 832         ${Q}${FIPTOOL} info $@
 833         @${ECHO_BLANK_LINE}
 834         @echo "Built $@ successfully"
 835         @${ECHO_BLANK_LINE}
 836
 837 ifneq (${GENERATE_COT},0)
 838 fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
 839         ${Q}${CRTTOOL} ${FWU_CRT_ARGS}
 840         @${ECHO_BLANK_LINE}
 841         @echo "Built $@ successfully"
 842         @echo "FWU certificates can be found in ${BUILD_PLAT}"
 843         @${ECHO_BLANK_LINE}
 844 endif
 845
 846 ${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
 847         ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
 848         ${Q}${FIPTOOL} info $@
 849         @${ECHO_BLANK_LINE}
 850         @echo "Built $@ successfully"
 851         @${ECHO_BLANK_LINE}
 852
 853 fiptool: ${FIPTOOL}
 854 fip: ${BUILD_PLAT}/${FIP_NAME}
 855 fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
 856
 857 .PHONY: ${FIPTOOL}
 858 ${FIPTOOL}:
 859         ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
 860
 861 sptool: ${SPTOOL}
 862 .PHONY: ${SPTOOL}
 863 ${SPTOOL}:
 864         ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH}
 865
 866 .PHONY: libraries
 867 romlib.bin: libraries
 868         ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all
 869
 870 cscope:
 871         @echo "  CSCOPE"
 872         ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
 873         ${Q}cscope -b -q -k
 874
 875 help:
 876         @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
 877         @echo ""
 878         @echo "PLAT is used to specify which platform you wish to build."
 879         @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
 880         @echo ""
 881         @echo "Please refer to the User Guide for a list of all supported options."
 882         @echo "Note that the build system doesn't track dependencies for build "
 883         @echo "options. Therefore, if any of the build options are changed "
 884         @echo "from a previous build, a clean build must be performed."
 885         @echo ""
 886         @echo "Supported Targets:"
 887         @echo "  all            Build all individual bootloader binaries"
 888         @echo "  bl1            Build the BL1 binary"
 889         @echo "  bl2            Build the BL2 binary"
 890         @echo "  bl2u           Build the BL2U binary"
 891         @echo "  bl31           Build the BL31 binary"
 892         @echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
 893         @echo "                 this builds secure payload specified by AARCH32_SP"
 894         @echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
 895         @echo "  fip            Build the Firmware Image Package (FIP)"
 896         @echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
 897         @echo "  checkcodebase  Check the coding style of the entire source tree"
 898         @echo "  checkpatch     Check the coding style on changes in the current"
 899         @echo "                 branch against BASE_COMMIT (default origin/master)"
 900         @echo "  clean          Clean the build for the selected platform"
 901         @echo "  cscope         Generate cscope index"
 902         @echo "  distclean      Remove all build artifacts for all platforms"
 903         @echo "  certtool       Build the Certificate generation tool"
 904         @echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
 905         @echo "  sptool         Build the Secure Partition Package creation tool"
 906         @echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
 907         @echo ""
 908         @echo "Note: most build targets require PLAT to be set to a specific platform."
 909         @echo ""
 910         @echo "example: build all targets for the FVP platform:"
 911         @echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"