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# 10VERSION_MAJOR := 2 11VERSION_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. 19MAKEOVERRIDES = 20 21MAKE_HELPERS_DIRECTORY := make_helpers/ 22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 23include ${MAKE_HELPERS_DIRECTORY}build_env.mk 24 25################################################################################ 26# Default values for build configurations, and their dependencies 27################################################################################ 28 29ifdef ASM_ASSERTION 30 $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.) 31endif 32 33include ${MAKE_HELPERS_DIRECTORY}defaults.mk 34 35# Assertions enabled for DEBUG builds by default 36ENABLE_ASSERTIONS := ${DEBUG} 37ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 38PLAT := ${DEFAULT_PLAT} 39 40################################################################################ 41# Checkpatch script options 42################################################################################ 43 44CHECKCODE_ARGS := --no-patch 45# Do not check the coding style on imported library files or documentation files 46INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/lib/libfdt \ 48 include/lib/libc, \ 49 $(wildcard include/lib/*))) 50INC_DIRS_TO_CHECK := $(sort $(filter-out \ 51 include/lib, \ 52 $(wildcard include/*))) 53LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 54 lib/compiler-rt \ 55 lib/libfdt% \ 56 lib/libc, \ 57 $(wildcard lib/*))) 58ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 59 lib \ 60 include \ 61 docs \ 62 %.md, \ 63 $(wildcard *))) 64CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 65 ${INC_DIRS_TO_CHECK} \ 66 ${INC_LIB_DIRS_TO_CHECK} \ 67 ${LIB_DIRS_TO_CHECK} 68 69 70################################################################################ 71# Process build options 72################################################################################ 73 74# Verbose flag 75ifeq (${V},0) 76 Q:=@ 77 ECHO:=@echo 78 CHECKCODE_ARGS += --no-summary --terse 79else 80 Q:= 81 ECHO:=$(ECHO_QUIET) 82endif 83 84ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 85 Q:=@ 86 ECHO:=$(ECHO_QUIET) 87endif 88 89export Q ECHO 90 91# Process Debug flag 92$(eval $(call add_define,DEBUG)) 93ifneq (${DEBUG}, 0) 94 BUILD_TYPE := debug 95 TF_CFLAGS += -g 96 97 ifneq ($(findstring clang,$(notdir $(CC))),) 98 ASFLAGS += -g 99 else 100 ASFLAGS += -g -Wa,--gdwarf-2 101 endif 102 103 # Use LOG_LEVEL_INFO by default for debug builds 104 LOG_LEVEL := 40 105else 106 BUILD_TYPE := release 107 # Use LOG_LEVEL_NOTICE by default for release builds 108 LOG_LEVEL := 20 109endif 110 111# Default build string (git branch and commit) 112ifeq (${BUILD_STRING},) 113 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 114endif 115VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 116 117# The cert_create tool cannot generate certificates individually, so we use the 118# target 'certificates' to create them all 119ifneq (${GENERATE_COT},0) 120 FIP_DEPS += certificates 121 FWU_FIP_DEPS += fwu_certificates 122endif 123 124 125################################################################################ 126# Toolchain 127################################################################################ 128 129HOSTCC := gcc 130export HOSTCC 131 132CC := ${CROSS_COMPILE}gcc 133CPP := ${CROSS_COMPILE}cpp 134AS := ${CROSS_COMPILE}gcc 135AR := ${CROSS_COMPILE}ar 136LINKER := ${CROSS_COMPILE}ld 137OC := ${CROSS_COMPILE}objcopy 138OD := ${CROSS_COMPILE}objdump 139NM := ${CROSS_COMPILE}nm 140PP := ${CROSS_COMPILE}gcc -E 141DTC := dtc 142 143# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 144ifneq ($(strip $(wildcard ${LD}.bfd) \ 145 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 146LINKER := ${LINKER}.bfd 147endif 148 149ifeq (${ARM_ARCH_MAJOR},7) 150target32-directive = -target arm-none-eabi 151# Will set march32-directive from platform configuration 152else 153target32-directive = -target armv8a-none-eabi 154march32-directive = -march=armv8-a 155endif 156 157ifeq ($(notdir $(CC)),armclang) 158TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 159TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 160LD = $(LINKER) 161AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 162CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 163PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 164else ifneq ($(findstring clang,$(notdir $(CC))),) 165TF_CFLAGS_aarch32 = $(target32-directive) 166TF_CFLAGS_aarch64 = -target aarch64-elf 167LD = $(LINKER) 168AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 169CPP = $(CC) -E 170PP = $(CC) -E 171else 172TF_CFLAGS_aarch32 = $(march32-directive) 173TF_CFLAGS_aarch64 = -march=armv8-a 174LD = $(LINKER) 175endif 176 177ifeq (${AARCH32_INSTRUCTION_SET},A32) 178TF_CFLAGS_aarch32 += -marm 179else ifeq (${AARCH32_INSTRUCTION_SET},T32) 180TF_CFLAGS_aarch32 += -mthumb 181else 182$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 183endif 184 185TF_CFLAGS_aarch32 += -mno-unaligned-access 186TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 187 188ASFLAGS_aarch32 = $(march32-directive) 189ASFLAGS_aarch64 = -march=armv8-a 190 191WARNING1 := -Wextra 192WARNING1 += -Wunused -Wno-unused-parameter 193WARNING1 += -Wmissing-declarations 194WARNING1 += -Wmissing-format-attribute 195WARNING1 += -Wmissing-prototypes 196WARNING1 += -Wold-style-definition 197WARNING1 += -Wunused-but-set-variable 198WARNING1 += -Wunused-const-variable 199 200WARNING2 := -Waggregate-return 201WARNING2 += -Wcast-align 202WARNING2 += -Wdisabled-optimization 203WARNING2 += -Wnested-externs 204WARNING2 += -Wshadow 205WARNING2 += -Wlogical-op 206WARNING2 += -Wmissing-field-initializers 207WARNING2 += -Wsign-compare 208WARNING2 += -Wmaybe-uninitialized 209 210WARNING3 := -Wbad-function-cast 211WARNING3 += -Wcast-qual 212WARNING3 += -Wconversion 213WARNING3 += -Wpacked 214WARNING3 += -Wpadded 215WARNING3 += -Wpointer-arith 216WARNING3 += -Wredundant-decls 217WARNING3 += -Wswitch-default 218WARNING3 += -Wpacked-bitfield-compat 219WARNING3 += -Wvla 220 221ifeq (${W},1) 222WARNINGS := $(WARNING1) 223else ifeq (${W},2) 224WARNINGS := $(WARNING1) $(WARNING2) 225else ifeq (${W},3) 226WARNINGS := $(WARNING1) $(WARNING2) $(WARNING3) 227endif 228 229ifneq (${E},0) 230ERRORS := -Werror 231endif 232 233CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 234 -Wmissing-include-dirs $(ERRORS) $(WARNINGS) 235ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 236 -D__ASSEMBLY__ -ffreestanding \ 237 -Wa,--fatal-warnings 238TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 239 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 240 -Os -ffunction-sections -fdata-sections 241 242GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 243 244TF_LDFLAGS += --fatal-warnings -O1 245TF_LDFLAGS += --gc-sections 246TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 247 248DTC_FLAGS += -I dts -O dtb 249 250################################################################################ 251# Common sources and include directories 252################################################################################ 253include lib/compiler-rt/compiler-rt.mk 254include lib/libc/libc.mk 255 256BL_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 ${COMPILER_RT_SRCS} 267 268ifeq ($(notdir $(CC)),armclang) 269BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 270endif 271 272INCLUDES += -Iinclude \ 273 -Iinclude/bl1 \ 274 -Iinclude/bl2 \ 275 -Iinclude/bl2u \ 276 -Iinclude/bl31 \ 277 -Iinclude/common \ 278 -Iinclude/common/${ARCH} \ 279 -Iinclude/drivers \ 280 -Iinclude/drivers/arm \ 281 -Iinclude/drivers/auth \ 282 -Iinclude/drivers/io \ 283 -Iinclude/drivers/ti/uart \ 284 -Iinclude/lib \ 285 -Iinclude/lib/${ARCH} \ 286 -Iinclude/lib/cpus \ 287 -Iinclude/lib/cpus/${ARCH} \ 288 -Iinclude/lib/el3_runtime \ 289 -Iinclude/lib/el3_runtime/${ARCH} \ 290 -Iinclude/lib/extensions \ 291 -Iinclude/lib/pmf \ 292 -Iinclude/lib/psci \ 293 -Iinclude/lib/xlat_tables \ 294 -Iinclude/plat/common \ 295 -Iinclude/services \ 296 ${PLAT_INCLUDES} \ 297 ${SPD_INCLUDES} \ 298 -Iinclude/tools_share 299 300include common/backtrace/backtrace.mk 301 302################################################################################ 303# Generic definitions 304################################################################################ 305 306include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 307 308BUILD_BASE := ./build 309BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 310 311SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 312 313# Platforms providing their own TBB makefile may override this value 314INCLUDE_TBBR_MK := 1 315 316 317################################################################################ 318# Include SPD Makefile if one has been specified 319################################################################################ 320 321ifneq (${SPD},none) 322ifeq (${ARCH},aarch32) 323 $(error "Error: SPD is incompatible with AArch32.") 324endif 325ifdef EL3_PAYLOAD_BASE 326 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 327 $(warning "The SPD and its BL32 companion will be present but ignored.") 328endif 329 # We expect to locate an spd.mk under the specified SPD directory 330 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 331 332 ifeq (${SPD_MAKE},) 333 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 334 endif 335 $(info Including ${SPD_MAKE}) 336 include ${SPD_MAKE} 337 338 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 339 # Makefile would set NEED_BL32 to "yes". In this case, the build system 340 # supports two mutually exclusive options: 341 # * BL32 is built from source: then BL32_SOURCES must contain the list 342 # of source files to build BL32 343 # * BL32 is a prebuilt binary: then BL32 must point to the image file 344 # that will be included in the FIP 345 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 346 # over the sources. 347endif 348 349################################################################################ 350# Include the platform specific Makefile after the SPD Makefile (the platform 351# makefile may use all previous definitions in this file) 352################################################################################ 353 354include ${PLAT_MAKEFILE_FULL} 355 356$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 357 358ifeq (${ARM_ARCH_MAJOR},7) 359include make_helpers/armv7-a-cpus.mk 360endif 361 362ifeq ($(ENABLE_PIE),1) 363 TF_CFLAGS += -fpie 364 TF_LDFLAGS += -pie 365else 366 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 367 ifneq ($(PIE_FOUND),) 368 TF_CFLAGS += -fno-PIE 369 endif 370endif 371 372# Include the CPU specific operations makefile, which provides default 373# values for all CPU errata workarounds and CPU specific optimisations. 374# This can be overridden by the platform. 375include lib/cpus/cpu-ops.mk 376 377ifeq (${ARCH},aarch32) 378NEED_BL32 := yes 379 380################################################################################ 381# Build `AARCH32_SP` as BL32 image for AArch32 382################################################################################ 383ifneq (${AARCH32_SP},none) 384# We expect to locate an sp.mk under the specified AARCH32_SP directory 385AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 386 387ifeq (${AARCH32_SP_MAKE},) 388 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 389endif 390 391$(info Including ${AARCH32_SP_MAKE}) 392include ${AARCH32_SP_MAKE} 393endif 394 395endif 396 397################################################################################ 398# Check incompatible options 399################################################################################ 400 401ifdef EL3_PAYLOAD_BASE 402 ifdef PRELOADED_BL33_BASE 403 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 404 incompatible build options. EL3_PAYLOAD_BASE has priority.") 405 endif 406 ifneq (${GENERATE_COT},0) 407 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 408 endif 409 ifneq (${TRUSTED_BOARD_BOOT},0) 410 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 411 endif 412endif 413 414ifeq (${NEED_BL33},yes) 415 ifdef EL3_PAYLOAD_BASE 416 $(warning "BL33 image is not needed when option \ 417 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 418 endif 419 ifdef PRELOADED_BL33_BASE 420 $(warning "BL33 image is not needed when option \ 421 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 422 file.") 423 endif 424endif 425 426# When building for systems with hardware-assisted coherency, there's no need to 427# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 428ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 429$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 430endif 431 432#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 433ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 434$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 435endif 436 437# SMC Calling Convention checks 438ifneq (${SMCCC_MAJOR_VERSION},1) 439 ifneq (${SPD},none) 440 $(error "SMC Calling Convention 1.X must be used with SPDs") 441 endif 442 ifeq (${ARCH},aarch32) 443 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 444 endif 445endif 446 447# For RAS_EXTENSION, require that EAs are handled in EL3 first 448ifeq ($(RAS_EXTENSION),1) 449 ifneq ($(HANDLE_EA_EL3_FIRST),1) 450 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 451 endif 452endif 453 454# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 455ifeq ($(FAULT_INJECTION_SUPPORT),1) 456 ifneq ($(RAS_EXTENSION),1) 457 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 458 endif 459endif 460 461# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 462ifeq ($(DYN_DISABLE_AUTH), 1) 463 ifeq (${TRUSTED_BOARD_BOOT}, 0) 464 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 465 endif 466endif 467 468################################################################################ 469# Process platform overrideable behaviour 470################################################################################ 471 472# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 473# supplied for the FIP and Certificate generation tools. This flag can be 474# overridden by the platform. 475ifdef BL2_SOURCES 476 ifdef EL3_PAYLOAD_BASE 477 # If booting an EL3 payload there is no need for a BL33 image 478 # in the FIP file. 479 NEED_BL33 := no 480 else 481 ifdef PRELOADED_BL33_BASE 482 # If booting a BL33 preloaded image there is no need of 483 # another one in the FIP file. 484 NEED_BL33 := no 485 else 486 NEED_BL33 ?= yes 487 endif 488 endif 489endif 490 491# If SCP_BL2 is given, we always want FIP to include it. 492ifdef SCP_BL2 493 NEED_SCP_BL2 := yes 494endif 495 496# For AArch32, BL31 is not currently supported. 497ifneq (${ARCH},aarch32) 498 ifdef BL31_SOURCES 499 # When booting an EL3 payload, there is no need to compile the BL31 image nor 500 # put it in the FIP. 501 ifndef EL3_PAYLOAD_BASE 502 NEED_BL31 := yes 503 endif 504 endif 505endif 506 507# Process TBB related flags 508ifneq (${GENERATE_COT},0) 509 # Common cert_create options 510 ifneq (${CREATE_KEYS},0) 511 $(eval CRT_ARGS += -n) 512 $(eval FWU_CRT_ARGS += -n) 513 ifneq (${SAVE_KEYS},0) 514 $(eval CRT_ARGS += -k) 515 $(eval FWU_CRT_ARGS += -k) 516 endif 517 endif 518 # Include TBBR makefile (unless the platform indicates otherwise) 519 ifeq (${INCLUDE_TBBR_MK},1) 520 include make_helpers/tbbr/tbbr_tools.mk 521 endif 522endif 523 524ifneq (${FIP_ALIGN},0) 525FIP_ARGS += --align ${FIP_ALIGN} 526endif 527 528################################################################################ 529# Include libraries' Makefile that are used in all BL 530################################################################################ 531 532include lib/stack_protector/stack_protector.mk 533 534################################################################################ 535# Auxiliary tools (fiptool, cert_create, etc) 536################################################################################ 537 538# Variables for use with Certificate Generation Tool 539CRTTOOLPATH ?= tools/cert_create 540CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 541 542# Variables for use with Firmware Image Package 543FIPTOOLPATH ?= tools/fiptool 544FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 545 546# Variables for use with ROMLIB 547ROMLIBPATH ?= lib/romlib 548 549################################################################################ 550# Include BL specific makefiles 551################################################################################ 552ifdef BL1_SOURCES 553NEED_BL1 := yes 554include bl1/bl1.mk 555endif 556 557ifdef BL2_SOURCES 558NEED_BL2 := yes 559include bl2/bl2.mk 560endif 561 562ifdef BL2U_SOURCES 563NEED_BL2U := yes 564include bl2u/bl2u.mk 565endif 566 567ifeq (${NEED_BL31},yes) 568ifdef BL31_SOURCES 569include bl31/bl31.mk 570endif 571endif 572 573ifdef FDT_SOURCES 574NEED_FDT := yes 575endif 576 577################################################################################ 578# Build options checks 579################################################################################ 580 581$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 582$(eval $(call assert_boolean,CREATE_KEYS)) 583$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 584$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 585$(eval $(call assert_boolean,DEBUG)) 586$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 587$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 588$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 589$(eval $(call assert_boolean,ENABLE_AMU)) 590$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 591$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 592$(eval $(call assert_boolean,ENABLE_PIE)) 593$(eval $(call assert_boolean,ENABLE_PMF)) 594$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 595$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 596$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 597$(eval $(call assert_boolean,ENABLE_SPM)) 598$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 599$(eval $(call assert_boolean,ERROR_DEPRECATED)) 600$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 601$(eval $(call assert_boolean,GENERATE_COT)) 602$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 603$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 604$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 605$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 606$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 607$(eval $(call assert_boolean,PL011_GENERIC_UART)) 608$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 609$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 610$(eval $(call assert_boolean,RAS_EXTENSION)) 611$(eval $(call assert_boolean,RESET_TO_BL31)) 612$(eval $(call assert_boolean,SAVE_KEYS)) 613$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 614$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 615$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 616$(eval $(call assert_boolean,USE_COHERENT_MEM)) 617$(eval $(call assert_boolean,USE_ROMLIB)) 618$(eval $(call assert_boolean,USE_TBBR_DEFS)) 619$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 620$(eval $(call assert_boolean,BL2_AT_EL3)) 621$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 622 623$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 624$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 625$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 626 627################################################################################ 628# Add definitions to the cpp preprocessor based on the current build options. 629# This is done after including the platform specific makefile to allow the 630# platform to overwrite the default options 631################################################################################ 632 633$(eval $(call add_define,ARM_ARCH_MAJOR)) 634$(eval $(call add_define,ARM_ARCH_MINOR)) 635$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 636$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 637$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 638$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 639$(eval $(call add_define,ENABLE_AMU)) 640$(eval $(call add_define,ENABLE_ASSERTIONS)) 641$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 642$(eval $(call add_define,ENABLE_PIE)) 643$(eval $(call add_define,ENABLE_PMF)) 644$(eval $(call add_define,ENABLE_PSCI_STAT)) 645$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 646$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 647$(eval $(call add_define,ENABLE_SPM)) 648$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 649$(eval $(call add_define,ERROR_DEPRECATED)) 650$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 651$(eval $(call add_define,GICV2_G0_FOR_EL3)) 652$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 653$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 654$(eval $(call add_define,LOG_LEVEL)) 655$(eval $(call add_define,MULTI_CONSOLE_API)) 656$(eval $(call add_define,NS_TIMER_SWITCH)) 657$(eval $(call add_define,PL011_GENERIC_UART)) 658$(eval $(call add_define,PLAT_${PLAT})) 659$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 660$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 661$(eval $(call add_define,RAS_EXTENSION)) 662$(eval $(call add_define,RESET_TO_BL31)) 663$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 664$(eval $(call add_define,RECLAIM_INIT_CODE)) 665$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 666$(eval $(call add_define,SPD_${SPD})) 667$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 668$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 669$(eval $(call add_define,USE_COHERENT_MEM)) 670$(eval $(call add_define,USE_ROMLIB)) 671$(eval $(call add_define,USE_TBBR_DEFS)) 672$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 673$(eval $(call add_define,BL2_AT_EL3)) 674$(eval $(call add_define,BL2_IN_XIP_MEM)) 675 676# Define the EL3_PAYLOAD_BASE flag only if it is provided. 677ifdef EL3_PAYLOAD_BASE 678 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 679else 680 # Define the PRELOADED_BL33_BASE flag only if it is provided and 681 # EL3_PAYLOAD_BASE is not defined, as it has priority. 682 ifdef PRELOADED_BL33_BASE 683 $(eval $(call add_define,PRELOADED_BL33_BASE)) 684 endif 685endif 686# Define the AARCH32/AARCH64 flag based on the ARCH flag 687ifeq (${ARCH},aarch32) 688 $(eval $(call add_define,AARCH32)) 689else 690 $(eval $(call add_define,AARCH64)) 691endif 692 693# Define the DYN_DISABLE_AUTH flag only if set. 694ifeq (${DYN_DISABLE_AUTH},1) 695$(eval $(call add_define,DYN_DISABLE_AUTH)) 696endif 697 698################################################################################ 699# Build targets 700################################################################################ 701 702.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 703.SUFFIXES: 704 705all: msg_start 706 707msg_start: 708 @echo "Building ${PLAT}" 709 710# Check if deprecated declarations and cpp warnings should be treated as error or not. 711ifeq (${ERROR_DEPRECATED},0) 712 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 713endif 714 715$(eval $(call MAKE_LIB_DIRS)) 716$(eval $(call MAKE_LIB,c)) 717 718# Expand build macros for the different images 719ifeq (${NEED_BL1},yes) 720$(eval $(call MAKE_BL,1)) 721endif 722 723ifeq (${NEED_BL2},yes) 724ifeq (${BL2_AT_EL3}, 0) 725FIP_BL2_ARGS := tb-fw 726endif 727 728$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 729 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 730endif 731 732ifeq (${NEED_SCP_BL2},yes) 733$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 734endif 735 736ifeq (${NEED_BL31},yes) 737BL31_SOURCES += ${SPD_SOURCES} 738$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 739 $(eval $(call MAKE_BL,31,soc-fw))) 740endif 741 742# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 743# build system will call TOOL_ADD_IMG to print a warning message and abort the 744# process. Note that the dependency on BL32 applies to the FIP only. 745ifeq (${NEED_BL32},yes) 746 747BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 748 749$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 750 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 751endif 752 753# Add the BL33 image if required by the platform 754ifeq (${NEED_BL33},yes) 755$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 756endif 757 758ifeq (${NEED_BL2U},yes) 759$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 760 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 761endif 762 763# Expand build macros for the different images 764ifeq (${NEED_FDT},yes) 765 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 766endif 767 768locate-checkpatch: 769ifndef CHECKPATCH 770 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 771else 772ifeq (,$(wildcard ${CHECKPATCH})) 773 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 774endif 775endif 776 777clean: 778 @echo " CLEAN" 779 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 780 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 781 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 782 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 783 784realclean distclean: 785 @echo " REALCLEAN" 786 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 787 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 788 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 789 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 790 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 791 792checkcodebase: locate-checkpatch 793 @echo " CHECKING STYLE" 794 @if test -d .git ; then \ 795 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 796 while read GIT_FILE ; \ 797 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 798 done ; \ 799 else \ 800 find . -type f -not -iwholename "*.git*" \ 801 -not -iwholename "*build*" \ 802 -not -iwholename "*libfdt*" \ 803 -not -iwholename "*libc*" \ 804 -not -iwholename "*docs*" \ 805 -not -iwholename "*.md" \ 806 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 807 fi 808 809checkpatch: locate-checkpatch 810 @echo " CHECKING STYLE" 811 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 812 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 813 printf "\n[*] Checking style of '$$commit'\n\n"; \ 814 git log --format=email "$$commit~..$$commit" \ 815 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 816 git diff --format=email "$$commit~..$$commit" \ 817 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 818 done 819 820certtool: ${CRTTOOL} 821 822.PHONY: ${CRTTOOL} 823${CRTTOOL}: 824 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 825 @${ECHO_BLANK_LINE} 826 @echo "Built $@ successfully" 827 @${ECHO_BLANK_LINE} 828 829ifneq (${GENERATE_COT},0) 830certificates: ${CRT_DEPS} ${CRTTOOL} 831 ${Q}${CRTTOOL} ${CRT_ARGS} 832 @${ECHO_BLANK_LINE} 833 @echo "Built $@ successfully" 834 @echo "Certificates can be found in ${BUILD_PLAT}" 835 @${ECHO_BLANK_LINE} 836endif 837 838${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 839 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 840 ${Q}${FIPTOOL} info $@ 841 @${ECHO_BLANK_LINE} 842 @echo "Built $@ successfully" 843 @${ECHO_BLANK_LINE} 844 845ifneq (${GENERATE_COT},0) 846fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 847 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 848 @${ECHO_BLANK_LINE} 849 @echo "Built $@ successfully" 850 @echo "FWU certificates can be found in ${BUILD_PLAT}" 851 @${ECHO_BLANK_LINE} 852endif 853 854${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 855 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 856 ${Q}${FIPTOOL} info $@ 857 @${ECHO_BLANK_LINE} 858 @echo "Built $@ successfully" 859 @${ECHO_BLANK_LINE} 860 861fiptool: ${FIPTOOL} 862fip: ${BUILD_PLAT}/${FIP_NAME} 863fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 864 865.PHONY: ${FIPTOOL} 866${FIPTOOL}: 867 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 868 869.PHONY: libraries 870romlib.bin: libraries 871 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 872 873cscope: 874 @echo " CSCOPE" 875 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 876 ${Q}cscope -b -q -k 877 878help: 879 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 880 @echo "" 881 @echo "PLAT is used to specify which platform you wish to build." 882 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 883 @echo "" 884 @echo "Please refer to the User Guide for a list of all supported options." 885 @echo "Note that the build system doesn't track dependencies for build " 886 @echo "options. Therefore, if any of the build options are changed " 887 @echo "from a previous build, a clean build must be performed." 888 @echo "" 889 @echo "Supported Targets:" 890 @echo " all Build all individual bootloader binaries" 891 @echo " bl1 Build the BL1 binary" 892 @echo " bl2 Build the BL2 binary" 893 @echo " bl2u Build the BL2U binary" 894 @echo " bl31 Build the BL31 binary" 895 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 896 @echo " this builds secure payload specified by AARCH32_SP" 897 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 898 @echo " fip Build the Firmware Image Package (FIP)" 899 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 900 @echo " checkcodebase Check the coding style of the entire source tree" 901 @echo " checkpatch Check the coding style on changes in the current" 902 @echo " branch against BASE_COMMIT (default origin/master)" 903 @echo " clean Clean the build for the selected platform" 904 @echo " cscope Generate cscope index" 905 @echo " distclean Remove all build artifacts for all platforms" 906 @echo " certtool Build the Certificate generation tool" 907 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 908 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 909 @echo "" 910 @echo "Note: most build targets require PLAT to be set to a specific platform." 911 @echo "" 912 @echo "example: build all targets for the FVP platform:" 913 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 914