Makefile

   1 #
   2 # Copyright (c) 2013-2018, 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 ifdef ASM_ASSERTION
  30         $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.)
  31 endif
  32
  33 include ${MAKE_HELPERS_DIRECTORY}defaults.mk
  34
  35 # Assertions enabled for DEBUG builds by default
  36 ENABLE_ASSERTIONS               := ${DEBUG}
  37 ENABLE_PMF                      := ${ENABLE_RUNTIME_INSTRUMENTATION}
  38 PLAT                            := ${DEFAULT_PLAT}
  39
  40 ################################################################################
  41 # Checkpatch script options
  42 ################################################################################
  43
  44 CHECKCODE_ARGS          :=      --no-patch
  45 # Do not check the coding style on imported library files or documentation files
  46 INC_LIB_DIRS_TO_CHECK   :=      $(sort $(filter-out                     \
  47                                         include/lib/libfdt              \
  48                                         include/lib/libc,               \
  49                                         $(wildcard include/lib/*)))
  50 INC_DIRS_TO_CHECK       :=      $(sort $(filter-out                     \
  51                                         include/lib,                    \
  52                                         $(wildcard include/*)))
  53 LIB_DIRS_TO_CHECK       :=      $(sort $(filter-out                     \
  54                                         lib/compiler-rt                 \
  55                                         lib/libfdt%                     \
  56                                         lib/libc,                       \
  57                                         $(wildcard lib/*)))
  58 ROOT_DIRS_TO_CHECK      :=      $(sort $(filter-out                     \
  59                                         lib                             \
  60                                         include                         \
  61                                         docs                            \
  62                                         %.md,                           \
  63                                         $(wildcard *)))
  64 CHECK_PATHS             :=      ${ROOT_DIRS_TO_CHECK}                   \
  65                                 ${INC_DIRS_TO_CHECK}                    \
  66                                 ${INC_LIB_DIRS_TO_CHECK}                \
  67                                 ${LIB_DIRS_TO_CHECK}
  68
  69
  70 ################################################################################
  71 # Process build options
  72 ################################################################################
  73
  74 # Verbose flag
  75 ifeq (${V},0)
  76         Q:=@
  77         ECHO:=@echo
  78         CHECKCODE_ARGS  +=      --no-summary --terse
  79 else
  80         Q:=
  81         ECHO:=$(ECHO_QUIET)
  82 endif
  83
  84 ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
  85         Q:=@
  86         ECHO:=$(ECHO_QUIET)
  87 endif
  88
  89 export Q ECHO
  90
  91 # Process Debug flag
  92 $(eval $(call add_define,DEBUG))
  93 ifneq (${DEBUG}, 0)
  94         BUILD_TYPE      :=      debug
  95         TF_CFLAGS       +=      -g
  96
  97         ifneq ($(findstring clang,$(notdir $(CC))),)
  98              ASFLAGS            +=      -g
  99         else
 100              ASFLAGS            +=      -g -Wa,--gdwarf-2
 101         endif
 102
 103         # Use LOG_LEVEL_INFO by default for debug builds
 104         LOG_LEVEL       :=      40
 105 else
 106         BUILD_TYPE      :=      release
 107         # Use LOG_LEVEL_NOTICE by default for release builds
 108         LOG_LEVEL       :=      20
 109 endif
 110
 111 # Default build string (git branch and commit)
 112 ifeq (${BUILD_STRING},)
 113         BUILD_STRING    :=      $(shell git describe --always --dirty --tags 2> /dev/null)
 114 endif
 115 VERSION_STRING          :=      v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
 116
 117 # The cert_create tool cannot generate certificates individually, so we use the
 118 # target 'certificates' to create them all
 119 ifneq (${GENERATE_COT},0)
 120         FIP_DEPS += certificates
 121         FWU_FIP_DEPS += fwu_certificates
 122 endif
 123
 124
 125 ################################################################################
 126 # Toolchain
 127 ################################################################################
 128
 129 HOSTCC                  :=      gcc
 130 export HOSTCC
 131
 132 CC                      :=      ${CROSS_COMPILE}gcc
 133 CPP                     :=      ${CROSS_COMPILE}cpp
 134 AS                      :=      ${CROSS_COMPILE}gcc
 135 AR                      :=      ${CROSS_COMPILE}ar
 136 LINKER                  :=      ${CROSS_COMPILE}ld
 137 OC                      :=      ${CROSS_COMPILE}objcopy
 138 OD                      :=      ${CROSS_COMPILE}objdump
 139 NM                      :=      ${CROSS_COMPILE}nm
 140 PP                      :=      ${CROSS_COMPILE}gcc -E
 141 DTC                     :=      dtc
 142
 143 # Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
 144 ifneq ($(strip $(wildcard ${LD}.bfd) \
 145         $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
 146 LINKER                  :=      ${LINKER}.bfd
 147 endif
 148
 149 ifeq (${ARM_ARCH_MAJOR},7)
 150 target32-directive      =       -target arm-none-eabi
 151 # Will set march32-directive from platform configuration
 152 else
 153 target32-directive      =       -target armv8a-none-eabi
 154 march32-directive       =       -march=armv8-a
 155 endif
 156
 157 ifneq ($(findstring armclang,$(notdir $(CC))),)
 158 TF_CFLAGS_aarch32       =       -target arm-arm-none-eabi $(march32-directive)
 159 TF_CFLAGS_aarch64       =       -target aarch64-arm-none-eabi -march=armv8-a
 160 LD                      =       $(LINKER)
 161 AS                      =       $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
 162 CPP                     =       $(CC) -E $(TF_CFLAGS_$(ARCH))
 163 PP                      =       $(CC) -E $(TF_CFLAGS_$(ARCH))
 164 else ifneq ($(findstring clang,$(notdir $(CC))),)
 165 TF_CFLAGS_aarch32       =       $(target32-directive) $(march32-directive)
 166 TF_CFLAGS_aarch64       =       -target aarch64-elf
 167 LD                      =       $(LINKER)
 168 AS                      =       $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
 169 CPP                     =       $(CC) -E
 170 PP                      =       $(CC) -E
 171 else
 172 TF_CFLAGS_aarch32       =       $(march32-directive)
 173 TF_CFLAGS_aarch64       =       -march=armv8-a
 174 LD                      =       $(LINKER)
 175 endif
 176
 177 ifeq (${AARCH32_INSTRUCTION_SET},A32)
 178 TF_CFLAGS_aarch32       +=      -marm
 179 else ifeq (${AARCH32_INSTRUCTION_SET},T32)
 180 TF_CFLAGS_aarch32       +=      -mthumb
 181 else
 182 $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
 183 endif
 184
 185 TF_CFLAGS_aarch32       +=      -mno-unaligned-access
 186 TF_CFLAGS_aarch64       +=      -mgeneral-regs-only -mstrict-align
 187
 188 ASFLAGS_aarch32         =       $(march32-directive)
 189 ASFLAGS_aarch64         =       -march=armv8-a
 190
 191 WARNING1 := -Wextra
 192 WARNING1 += -Wunused -Wno-unused-parameter
 193 WARNING1 += -Wmissing-declarations
 194 WARNING1 += -Wmissing-format-attribute
 195 WARNING1 += -Wmissing-prototypes
 196 WARNING1 += -Wold-style-definition
 197 WARNING1 += -Wunused-but-set-variable
 198 WARNING1 += -Wunused-const-variable
 199
 200 WARNING2 := -Waggregate-return
 201 WARNING2 += -Wcast-align
 202 WARNING2 += -Wdisabled-optimization
 203 WARNING2 += -Wnested-externs
 204 WARNING2 += -Wshadow
 205 WARNING2 += -Wlogical-op
 206 WARNING2 += -Wmissing-field-initializers
 207 WARNING2 += -Wsign-compare
 208 WARNING2 += -Wmaybe-uninitialized
 209
 210 WARNING3 := -Wbad-function-cast
 211 WARNING3 += -Wcast-qual
 212 WARNING3 += -Wconversion
 213 WARNING3 += -Wpacked
 214 WARNING3 += -Wpadded
 215 WARNING3 += -Wpointer-arith
 216 WARNING3 += -Wredundant-decls
 217 WARNING3 += -Wswitch-default
 218 WARNING3 += -Wpacked-bitfield-compat
 219 WARNING3 += -Wvla
 220
 221 ifeq (${W},1)
 222 WARNINGS := $(WARNING1)
 223 else ifeq (${W},2)
 224 WARNINGS := $(WARNING1) $(WARNING2)
 225 else ifeq (${W},3)
 226 WARNINGS := $(WARNING1) $(WARNING2) $(WARNING3)
 227 endif
 228
 229 ifneq (${E},0)
 230 ERRORS := -Werror
 231 endif
 232
 233 CPPFLAGS                =       ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc         \
 234                                 -Wmissing-include-dirs $(ERRORS) $(WARNINGS)
 235 ASFLAGS                 +=      $(CPPFLAGS) $(ASFLAGS_$(ARCH))                  \
 236                                 -D__ASSEMBLY__ -ffreestanding                   \
 237                                 -Wa,--fatal-warnings
 238 TF_CFLAGS               +=      $(CPPFLAGS) $(TF_CFLAGS_$(ARCH))                \
 239                                 -ffreestanding -fno-builtin -Wall -std=gnu99    \
 240                                 -Os -ffunction-sections -fdata-sections
 241
 242 GCC_V_OUTPUT            :=      $(shell $(CC) -v 2>&1)
 243
 244 TF_LDFLAGS              +=      --fatal-warnings -O1
 245 TF_LDFLAGS              +=      --gc-sections
 246 TF_LDFLAGS              +=      $(TF_LDFLAGS_$(ARCH))
 247
 248 DTC_FLAGS               +=      -I dts -O dtb
 249
 250 ################################################################################
 251 # Common sources and include directories
 252 ################################################################################
 253 include lib/compiler-rt/compiler-rt.mk
 254 include lib/libc/libc.mk
 255
 256 BL_COMMON_SOURCES       +=      common/bl_common.c                      \
 257                                 common/tf_log.c                         \
 258                                 common/${ARCH}/debug.S                  \
 259                                 drivers/console/multi_console.c         \
 260                                 lib/${ARCH}/cache_helpers.S             \
 261                                 lib/${ARCH}/misc_helpers.S              \
 262                                 plat/common/plat_bl_common.c            \
 263                                 plat/common/plat_log_common.c           \
 264                                 plat/common/${ARCH}/plat_common.c       \
 265                                 plat/common/${ARCH}/platform_helpers.S  \
 266                                 ${COMPILER_RT_SRCS}
 267
 268 ifeq ($(notdir $(CC)),armclang)
 269 BL_COMMON_SOURCES       +=      lib/${ARCH}/armclang_printf.S
 270 endif
 271
 272 INCLUDES                +=      -Iinclude                               \
 273                                 -Iinclude/arch/${ARCH}                  \
 274                                 -Iinclude/lib/cpus/${ARCH}              \
 275                                 -Iinclude/lib/el3_runtime/${ARCH}       \
 276                                 ${PLAT_INCLUDES}                        \
 277                                 ${SPD_INCLUDES}
 278
 279 ifeq (${ERROR_DEPRECATED},0)
 280 INCLUDES                +=      -Iinclude/bl1                           \
 281                                 -Iinclude/bl2                           \
 282                                 -Iinclude/bl2u                          \
 283                                 -Iinclude/bl31                          \
 284                                 -Iinclude/drivers                       \
 285                                 -Iinclude/drivers/arm                   \
 286                                 -Iinclude/drivers/auth                  \
 287                                 -Iinclude/drivers/io                    \
 288                                 -Iinclude/drivers/ti/uart               \
 289                                 -Iinclude/lib                           \
 290                                 -Iinclude/lib/cpus                      \
 291                                 -Iinclude/lib/el3_runtime               \
 292                                 -Iinclude/lib/extensions                \
 293                                 -Iinclude/lib/pmf                       \
 294                                 -Iinclude/lib/psci                      \
 295                                 -Iinclude/lib/xlat_tables               \
 296                                 -Iinclude/plat/common                   \
 297                                 -Iinclude/services                      \
 298                                 -Iinclude/tools_share
 299 endif
 300
 301 include common/backtrace/backtrace.mk
 302
 303 ################################################################################
 304 # Generic definitions
 305 ################################################################################
 306
 307 include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
 308
 309 BUILD_BASE              :=      ./build
 310 BUILD_PLAT              :=      ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
 311
 312 SPDS                    :=      $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
 313
 314 # Platforms providing their own TBB makefile may override this value
 315 INCLUDE_TBBR_MK         :=      1
 316
 317
 318 ################################################################################
 319 # Include SPD Makefile if one has been specified
 320 ################################################################################
 321
 322 ifneq (${SPD},none)
 323 ifeq (${ARCH},aarch32)
 324         $(error "Error: SPD is incompatible with AArch32.")
 325 endif
 326 ifdef EL3_PAYLOAD_BASE
 327         $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
 328         $(warning "The SPD and its BL32 companion will be present but ignored.")
 329 endif
 330         # We expect to locate an spd.mk under the specified SPD directory
 331         SPD_MAKE        :=      $(wildcard services/spd/${SPD}/${SPD}.mk)
 332
 333         ifeq (${SPD_MAKE},)
 334                 $(error Error: No services/spd/${SPD}/${SPD}.mk located)
 335         endif
 336         $(info Including ${SPD_MAKE})
 337         include ${SPD_MAKE}
 338
 339         # If there's BL32 companion for the chosen SPD, we expect that the SPD's
 340         # Makefile would set NEED_BL32 to "yes". In this case, the build system
 341         # supports two mutually exclusive options:
 342         # * BL32 is built from source: then BL32_SOURCES must contain the list
 343         #   of source files to build BL32
 344         # * BL32 is a prebuilt binary: then BL32 must point to the image file
 345         #   that will be included in the FIP
 346         # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
 347         # over the sources.
 348 endif
 349
 350 ################################################################################
 351 # Include the platform specific Makefile after the SPD Makefile (the platform
 352 # makefile may use all previous definitions in this file)
 353 ################################################################################
 354
 355 include ${PLAT_MAKEFILE_FULL}
 356
 357 $(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
 358
 359 ifeq (${ARM_ARCH_MAJOR},7)
 360 include make_helpers/armv7-a-cpus.mk
 361 endif
 362
 363 ifeq ($(ENABLE_PIE),1)
 364     TF_CFLAGS           +=      -fpie
 365     TF_LDFLAGS          +=      -pie
 366 else
 367     PIE_FOUND           :=      $(findstring --enable-default-pie,${GCC_V_OUTPUT})
 368     ifneq ($(PIE_FOUND),)
 369         TF_CFLAGS               +=      -fno-PIE
 370     endif
 371 endif
 372
 373 # Include the CPU specific operations makefile, which provides default
 374 # values for all CPU errata workarounds and CPU specific optimisations.
 375 # This can be overridden by the platform.
 376 include lib/cpus/cpu-ops.mk
 377
 378 ifeq (${ARCH},aarch32)
 379 NEED_BL32 := yes
 380
 381 ################################################################################
 382 # Build `AARCH32_SP` as BL32 image for AArch32
 383 ################################################################################
 384 ifneq (${AARCH32_SP},none)
 385 # We expect to locate an sp.mk under the specified AARCH32_SP directory
 386 AARCH32_SP_MAKE :=      $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
 387
 388 ifeq (${AARCH32_SP_MAKE},)
 389   $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
 390 endif
 391
 392 $(info Including ${AARCH32_SP_MAKE})
 393 include ${AARCH32_SP_MAKE}
 394 endif
 395
 396 endif
 397
 398 ################################################################################
 399 # Check incompatible options
 400 ################################################################################
 401
 402 ifdef EL3_PAYLOAD_BASE
 403         ifdef PRELOADED_BL33_BASE
 404                 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
 405                 incompatible build options. EL3_PAYLOAD_BASE has priority.")
 406         endif
 407         ifneq (${GENERATE_COT},0)
 408                 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
 409         endif
 410         ifneq (${TRUSTED_BOARD_BOOT},0)
 411                 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
 412         endif
 413 endif
 414
 415 ifeq (${NEED_BL33},yes)
 416         ifdef EL3_PAYLOAD_BASE
 417                 $(warning "BL33 image is not needed when option \
 418                 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
 419         endif
 420         ifdef PRELOADED_BL33_BASE
 421                 $(warning "BL33 image is not needed when option \
 422                 PRELOADED_BL33_BASE is used and won't be added to the FIP \
 423                 file.")
 424         endif
 425 endif
 426
 427 # When building for systems with hardware-assisted coherency, there's no need to
 428 # use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
 429 ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
 430 $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
 431 endif
 432
 433 #For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
 434 ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
 435 $(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
 436 endif
 437
 438 # SMC Calling Convention checks
 439 ifneq (${SMCCC_MAJOR_VERSION},1)
 440     ifneq (${SPD},none)
 441         $(error "SMC Calling Convention 1.X must be used with SPDs")
 442     endif
 443     ifeq (${ARCH},aarch32)
 444         $(error "Only SMCCC 1.X is supported in AArch32 mode.")
 445     endif
 446 endif
 447
 448 # For RAS_EXTENSION, require that EAs are handled in EL3 first
 449 ifeq ($(RAS_EXTENSION),1)
 450     ifneq ($(HANDLE_EA_EL3_FIRST),1)
 451         $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1)
 452     endif
 453 endif
 454
 455 # When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled
 456 ifeq ($(FAULT_INJECTION_SUPPORT),1)
 457     ifneq ($(RAS_EXTENSION),1)
 458         $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1)
 459     endif
 460 endif
 461
 462 # DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
 463 ifeq ($(DYN_DISABLE_AUTH), 1)
 464     ifeq (${TRUSTED_BOARD_BOOT}, 0)
 465         $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.")
 466     endif
 467 endif
 468
 469 ################################################################################
 470 # Process platform overrideable behaviour
 471 ################################################################################
 472
 473 # Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
 474 # supplied for the FIP and Certificate generation tools. This flag can be
 475 # overridden by the platform.
 476 ifdef BL2_SOURCES
 477         ifdef EL3_PAYLOAD_BASE
 478                 # If booting an EL3 payload there is no need for a BL33 image
 479                 # in the FIP file.
 480                 NEED_BL33               :=      no
 481         else
 482                 ifdef PRELOADED_BL33_BASE
 483                         # If booting a BL33 preloaded image there is no need of
 484                         # another one in the FIP file.
 485                         NEED_BL33               :=      no
 486                 else
 487                         NEED_BL33               ?=      yes
 488                 endif
 489         endif
 490 endif
 491
 492 # If SCP_BL2 is given, we always want FIP to include it.
 493 ifdef SCP_BL2
 494         NEED_SCP_BL2            :=      yes
 495 endif
 496
 497 # For AArch32, BL31 is not currently supported.
 498 ifneq (${ARCH},aarch32)
 499     ifdef BL31_SOURCES
 500         # When booting an EL3 payload, there is no need to compile the BL31 image nor
 501         # put it in the FIP.
 502         ifndef EL3_PAYLOAD_BASE
 503             NEED_BL31 := yes
 504         endif
 505     endif
 506 endif
 507
 508 # Process TBB related flags
 509 ifneq (${GENERATE_COT},0)
 510         # Common cert_create options
 511         ifneq (${CREATE_KEYS},0)
 512                 $(eval CRT_ARGS += -n)
 513                 $(eval FWU_CRT_ARGS += -n)
 514                 ifneq (${SAVE_KEYS},0)
 515                         $(eval CRT_ARGS += -k)
 516                         $(eval FWU_CRT_ARGS += -k)
 517                 endif
 518         endif
 519         # Include TBBR makefile (unless the platform indicates otherwise)
 520         ifeq (${INCLUDE_TBBR_MK},1)
 521                 include make_helpers/tbbr/tbbr_tools.mk
 522         endif
 523 endif
 524
 525 ifneq (${FIP_ALIGN},0)
 526 FIP_ARGS += --align ${FIP_ALIGN}
 527 endif
 528
 529 ################################################################################
 530 # Include libraries' Makefile that are used in all BL
 531 ################################################################################
 532
 533 include lib/stack_protector/stack_protector.mk
 534
 535 ################################################################################
 536 # Auxiliary tools (fiptool, cert_create, etc)
 537 ################################################################################
 538
 539 # Variables for use with Certificate Generation Tool
 540 CRTTOOLPATH             ?=      tools/cert_create
 541 CRTTOOL                 ?=      ${CRTTOOLPATH}/cert_create${BIN_EXT}
 542
 543 # Variables for use with Firmware Image Package
 544 FIPTOOLPATH             ?=      tools/fiptool
 545 FIPTOOL                 ?=      ${FIPTOOLPATH}/fiptool${BIN_EXT}
 546
 547 # Variables for use with sptool
 548 SPTOOLPATH              ?=      tools/sptool
 549 SPTOOL                  ?=      ${SPTOOLPATH}/sptool${BIN_EXT}
 550
 551 # Variables for use with ROMLIB
 552 ROMLIBPATH              ?=      lib/romlib
 553
 554 ################################################################################
 555 # Include BL specific makefiles
 556 ################################################################################
 557 ifdef BL1_SOURCES
 558 NEED_BL1 := yes
 559 include bl1/bl1.mk
 560 endif
 561
 562 ifdef BL2_SOURCES
 563 NEED_BL2 := yes
 564 include bl2/bl2.mk
 565 endif
 566
 567 ifdef BL2U_SOURCES
 568 NEED_BL2U := yes
 569 include bl2u/bl2u.mk
 570 endif
 571
 572 ifeq (${NEED_BL31},yes)
 573 ifdef BL31_SOURCES
 574 include bl31/bl31.mk
 575 endif
 576 endif
 577
 578 ifdef FDT_SOURCES
 579 NEED_FDT := yes
 580 endif
 581
 582 ################################################################################
 583 # Build options checks
 584 ################################################################################
 585
 586 $(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
 587 $(eval $(call assert_boolean,CREATE_KEYS))
 588 $(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
 589 $(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
 590 $(eval $(call assert_boolean,DEBUG))
 591 $(eval $(call assert_boolean,DISABLE_PEDANTIC))
 592 $(eval $(call assert_boolean,DYN_DISABLE_AUTH))
 593 $(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
 594 $(eval $(call assert_boolean,ENABLE_AMU))
 595 $(eval $(call assert_boolean,ENABLE_ASSERTIONS))
 596 $(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS))
 597 $(eval $(call assert_boolean,ENABLE_PIE))
 598 $(eval $(call assert_boolean,ENABLE_PMF))
 599 $(eval $(call assert_boolean,ENABLE_PSCI_STAT))
 600 $(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
 601 $(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS))
 602 $(eval $(call assert_boolean,ENABLE_SPM))
 603 $(eval $(call assert_boolean,ENABLE_SVE_FOR_NS))
 604 $(eval $(call assert_boolean,ERROR_DEPRECATED))
 605 $(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT))
 606 $(eval $(call assert_boolean,GENERATE_COT))
 607 $(eval $(call assert_boolean,GICV2_G0_FOR_EL3))
 608 $(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST))
 609 $(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
 610 $(eval $(call assert_boolean,MULTI_CONSOLE_API))
 611 $(eval $(call assert_boolean,NS_TIMER_SWITCH))
 612 $(eval $(call assert_boolean,PL011_GENERIC_UART))
 613 $(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
 614 $(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
 615 $(eval $(call assert_boolean,RAS_EXTENSION))
 616 $(eval $(call assert_boolean,RESET_TO_BL31))
 617 $(eval $(call assert_boolean,SAVE_KEYS))
 618 $(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
 619 $(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
 620 $(eval $(call assert_boolean,SPM_DEPRECATED))
 621 $(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
 622 $(eval $(call assert_boolean,USE_COHERENT_MEM))
 623 $(eval $(call assert_boolean,USE_ROMLIB))
 624 $(eval $(call assert_boolean,USE_TBBR_DEFS))
 625 $(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
 626 $(eval $(call assert_boolean,BL2_AT_EL3))
 627 $(eval $(call assert_boolean,BL2_IN_XIP_MEM))
 628
 629 $(eval $(call assert_numeric,ARM_ARCH_MAJOR))
 630 $(eval $(call assert_numeric,ARM_ARCH_MINOR))
 631 $(eval $(call assert_numeric,SMCCC_MAJOR_VERSION))
 632
 633 ################################################################################
 634 # Add definitions to the cpp preprocessor based on the current build options.
 635 # This is done after including the platform specific makefile to allow the
 636 # platform to overwrite the default options
 637 ################################################################################
 638
 639 $(eval $(call add_define,ARM_ARCH_MAJOR))
 640 $(eval $(call add_define,ARM_ARCH_MINOR))
 641 $(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
 642 $(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
 643 $(eval $(call add_define,CTX_INCLUDE_FPREGS))
 644 $(eval $(call add_define,EL3_EXCEPTION_HANDLING))
 645 $(eval $(call add_define,ENABLE_AMU))
 646 $(eval $(call add_define,ENABLE_ASSERTIONS))
 647 $(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS))
 648 $(eval $(call add_define,ENABLE_PIE))
 649 $(eval $(call add_define,ENABLE_PMF))
 650 $(eval $(call add_define,ENABLE_PSCI_STAT))
 651 $(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
 652 $(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS))
 653 $(eval $(call add_define,ENABLE_SPM))
 654 $(eval $(call add_define,ENABLE_SVE_FOR_NS))
 655 $(eval $(call add_define,ERROR_DEPRECATED))
 656 $(eval $(call add_define,FAULT_INJECTION_SUPPORT))
 657 $(eval $(call add_define,GICV2_G0_FOR_EL3))
 658 $(eval $(call add_define,HANDLE_EA_EL3_FIRST))
 659 $(eval $(call add_define,HW_ASSISTED_COHERENCY))
 660 $(eval $(call add_define,LOG_LEVEL))
 661 $(eval $(call add_define,MULTI_CONSOLE_API))
 662 $(eval $(call add_define,NS_TIMER_SWITCH))
 663 $(eval $(call add_define,PL011_GENERIC_UART))
 664 $(eval $(call add_define,PLAT_${PLAT}))
 665 $(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
 666 $(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
 667 $(eval $(call add_define,RAS_EXTENSION))
 668 $(eval $(call add_define,RESET_TO_BL31))
 669 $(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
 670 $(eval $(call add_define,RECLAIM_INIT_CODE))
 671 $(eval $(call add_define,SMCCC_MAJOR_VERSION))
 672 $(eval $(call add_define,SPD_${SPD}))
 673 $(eval $(call add_define,SPIN_ON_BL1_EXIT))
 674 $(eval $(call add_define,SPM_DEPRECATED))
 675 $(eval $(call add_define,TRUSTED_BOARD_BOOT))
 676 $(eval $(call add_define,USE_COHERENT_MEM))
 677 $(eval $(call add_define,USE_ROMLIB))
 678 $(eval $(call add_define,USE_TBBR_DEFS))
 679 $(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
 680 $(eval $(call add_define,BL2_AT_EL3))
 681 $(eval $(call add_define,BL2_IN_XIP_MEM))
 682
 683 # Define the EL3_PAYLOAD_BASE flag only if it is provided.
 684 ifdef EL3_PAYLOAD_BASE
 685         $(eval $(call add_define,EL3_PAYLOAD_BASE))
 686 else
 687         # Define the PRELOADED_BL33_BASE flag only if it is provided and
 688         # EL3_PAYLOAD_BASE is not defined, as it has priority.
 689         ifdef PRELOADED_BL33_BASE
 690                 $(eval $(call add_define,PRELOADED_BL33_BASE))
 691         endif
 692 endif
 693 # Define the AARCH32/AARCH64 flag based on the ARCH flag
 694 ifeq (${ARCH},aarch32)
 695         $(eval $(call add_define,AARCH32))
 696 else
 697         $(eval $(call add_define,AARCH64))
 698 endif
 699
 700 # Define the DYN_DISABLE_AUTH flag only if set.
 701 ifeq (${DYN_DISABLE_AUTH},1)
 702 $(eval $(call add_define,DYN_DISABLE_AUTH))
 703 endif
 704
 705 ################################################################################
 706 # Build targets
 707 ################################################################################
 708
 709 .PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip fwu_fip certtool dtbs
 710 .SUFFIXES:
 711
 712 all: msg_start
 713
 714 msg_start:
 715         @echo "Building ${PLAT}"
 716
 717 # Check if deprecated declarations and cpp warnings should be treated as error or not.
 718 ifeq (${ERROR_DEPRECATED},0)
 719     CPPFLAGS            +=      -Wno-error=deprecated-declarations -Wno-error=cpp
 720 endif
 721
 722 $(eval $(call MAKE_LIB_DIRS))
 723 $(eval $(call MAKE_LIB,c))
 724
 725 # Expand build macros for the different images
 726 ifeq (${NEED_BL1},yes)
 727 $(eval $(call MAKE_BL,1))
 728 endif
 729
 730 ifeq (${NEED_BL2},yes)
 731 ifeq (${BL2_AT_EL3}, 0)
 732 FIP_BL2_ARGS := tb-fw
 733 endif
 734
 735 $(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
 736         $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
 737 endif
 738
 739 ifeq (${NEED_SCP_BL2},yes)
 740 $(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
 741 endif
 742
 743 ifeq (${NEED_BL31},yes)
 744 BL31_SOURCES += ${SPD_SOURCES}
 745 $(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
 746         $(eval $(call MAKE_BL,31,soc-fw)))
 747 endif
 748
 749 # If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
 750 # build system will call TOOL_ADD_IMG to print a warning message and abort the
 751 # process. Note that the dependency on BL32 applies to the FIP only.
 752 ifeq (${NEED_BL32},yes)
 753
 754 BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
 755
 756 $(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
 757         $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
 758 endif
 759
 760 # Add the BL33 image if required by the platform
 761 ifeq (${NEED_BL33},yes)
 762 $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
 763 endif
 764
 765 ifeq (${NEED_BL2U},yes)
 766 $(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
 767         $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
 768 endif
 769
 770 # Expand build macros for the different images
 771 ifeq (${NEED_FDT},yes)
 772     $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
 773 endif
 774
 775 locate-checkpatch:
 776 ifndef CHECKPATCH
 777         $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
 778 else
 779 ifeq (,$(wildcard ${CHECKPATCH}))
 780         $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
 781 endif
 782 endif
 783
 784 clean:
 785         @echo "  CLEAN"
 786         $(call SHELL_REMOVE_DIR,${BUILD_PLAT})
 787         ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
 788         ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
 789         ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
 790
 791 realclean distclean:
 792         @echo "  REALCLEAN"
 793         $(call SHELL_REMOVE_DIR,${BUILD_BASE})
 794         $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
 795         ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
 796         ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean
 797         ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
 798         ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
 799
 800 checkcodebase:          locate-checkpatch
 801         @echo "  CHECKING STYLE"
 802         @if test -d .git ; then                                         \
 803                 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' |     \
 804                 while read GIT_FILE ;                                   \
 805                 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;      \
 806                 done ;                                                  \
 807         else                                                            \
 808                  find . -type f -not -iwholename "*.git*"               \
 809                  -not -iwholename "*build*"                             \
 810                  -not -iwholename "*libfdt*"                            \
 811                  -not -iwholename "*libc*"                              \
 812                  -not -iwholename "*docs*"                              \
 813                  -not -iwholename "*.md"                                \
 814                  -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;       \
 815         fi
 816
 817 checkpatch:             locate-checkpatch
 818         @echo "  CHECKING STYLE"
 819         ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});       \
 820         for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do          \
 821                 printf "\n[*] Checking style of '$$commit'\n\n";        \
 822                 git log --format=email "$$commit~..$$commit"            \
 823                         -- ${CHECK_PATHS} | ${CHECKPATCH} - || true;    \
 824                 git diff --format=email "$$commit~..$$commit"           \
 825                         -- ${CHECK_PATHS} | ${CHECKPATCH} - || true;    \
 826         done
 827
 828 certtool: ${CRTTOOL}
 829
 830 .PHONY: ${CRTTOOL}
 831 ${CRTTOOL}:
 832         ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH}
 833         @${ECHO_BLANK_LINE}
 834         @echo "Built $@ successfully"
 835         @${ECHO_BLANK_LINE}
 836
 837 ifneq (${GENERATE_COT},0)
 838 certificates: ${CRT_DEPS} ${CRTTOOL}
 839         ${Q}${CRTTOOL} ${CRT_ARGS}
 840         @${ECHO_BLANK_LINE}
 841         @echo "Built $@ successfully"
 842         @echo "Certificates can be found in ${BUILD_PLAT}"
 843         @${ECHO_BLANK_LINE}
 844 endif
 845
 846 ${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
 847         ${Q}${FIPTOOL} create ${FIP_ARGS} $@
 848         ${Q}${FIPTOOL} info $@
 849         @${ECHO_BLANK_LINE}
 850         @echo "Built $@ successfully"
 851         @${ECHO_BLANK_LINE}
 852
 853 ifneq (${GENERATE_COT},0)
 854 fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
 855         ${Q}${CRTTOOL} ${FWU_CRT_ARGS}
 856         @${ECHO_BLANK_LINE}
 857         @echo "Built $@ successfully"
 858         @echo "FWU certificates can be found in ${BUILD_PLAT}"
 859         @${ECHO_BLANK_LINE}
 860 endif
 861
 862 ${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
 863         ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
 864         ${Q}${FIPTOOL} info $@
 865         @${ECHO_BLANK_LINE}
 866         @echo "Built $@ successfully"
 867         @${ECHO_BLANK_LINE}
 868
 869 fiptool: ${FIPTOOL}
 870 fip: ${BUILD_PLAT}/${FIP_NAME}
 871 fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
 872
 873 .PHONY: ${FIPTOOL}
 874 ${FIPTOOL}:
 875         ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
 876
 877 sptool: ${SPTOOL}
 878 .PHONY: ${SPTOOL}
 879 ${SPTOOL}:
 880         ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH}
 881
 882 .PHONY: libraries
 883 romlib.bin: libraries
 884         ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all
 885
 886 cscope:
 887         @echo "  CSCOPE"
 888         ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
 889         ${Q}cscope -b -q -k
 890
 891 help:
 892         @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
 893         @echo ""
 894         @echo "PLAT is used to specify which platform you wish to build."
 895         @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
 896         @echo ""
 897         @echo "Please refer to the User Guide for a list of all supported options."
 898         @echo "Note that the build system doesn't track dependencies for build "
 899         @echo "options. Therefore, if any of the build options are changed "
 900         @echo "from a previous build, a clean build must be performed."
 901         @echo ""
 902         @echo "Supported Targets:"
 903         @echo "  all            Build all individual bootloader binaries"
 904         @echo "  bl1            Build the BL1 binary"
 905         @echo "  bl2            Build the BL2 binary"
 906         @echo "  bl2u           Build the BL2U binary"
 907         @echo "  bl31           Build the BL31 binary"
 908         @echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
 909         @echo "                 this builds secure payload specified by AARCH32_SP"
 910         @echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
 911         @echo "  fip            Build the Firmware Image Package (FIP)"
 912         @echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
 913         @echo "  checkcodebase  Check the coding style of the entire source tree"
 914         @echo "  checkpatch     Check the coding style on changes in the current"
 915         @echo "                 branch against BASE_COMMIT (default origin/master)"
 916         @echo "  clean          Clean the build for the selected platform"
 917         @echo "  cscope         Generate cscope index"
 918         @echo "  distclean      Remove all build artifacts for all platforms"
 919         @echo "  certtool       Build the Certificate generation tool"
 920         @echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
 921         @echo "  sptool         Build the Secure Partition Package creation tool"
 922         @echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
 923         @echo ""
 924         @echo "Note: most build targets require PLAT to be set to a specific platform."
 925         @echo ""
 926         @echo "example: build all targets for the FVP platform:"
 927         @echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"