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 229CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 230 -Wmissing-include-dirs -Werror $(WARNINGS) 231ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 232 -D__ASSEMBLY__ -ffreestanding \ 233 -Wa,--fatal-warnings 234TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 235 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 236 -Os -ffunction-sections -fdata-sections 237 238GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 239 240TF_LDFLAGS += --fatal-warnings -O1 241TF_LDFLAGS += --gc-sections 242TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 243 244DTC_FLAGS += -I dts -O dtb 245 246################################################################################ 247# Common sources and include directories 248################################################################################ 249include lib/compiler-rt/compiler-rt.mk 250include lib/libc/libc.mk 251 252BL_COMMON_SOURCES += common/bl_common.c \ 253 common/tf_log.c \ 254 common/${ARCH}/debug.S \ 255 drivers/console/multi_console.c \ 256 lib/${ARCH}/cache_helpers.S \ 257 lib/${ARCH}/misc_helpers.S \ 258 plat/common/plat_bl_common.c \ 259 plat/common/plat_log_common.c \ 260 plat/common/${ARCH}/plat_common.c \ 261 plat/common/${ARCH}/platform_helpers.S \ 262 ${COMPILER_RT_SRCS} 263 264ifeq ($(notdir $(CC)),armclang) 265BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 266endif 267 268INCLUDES += -Iinclude \ 269 -Iinclude/bl1 \ 270 -Iinclude/bl2 \ 271 -Iinclude/bl2u \ 272 -Iinclude/bl31 \ 273 -Iinclude/common \ 274 -Iinclude/common/${ARCH} \ 275 -Iinclude/drivers \ 276 -Iinclude/drivers/arm \ 277 -Iinclude/drivers/auth \ 278 -Iinclude/drivers/io \ 279 -Iinclude/drivers/ti/uart \ 280 -Iinclude/lib \ 281 -Iinclude/lib/${ARCH} \ 282 -Iinclude/lib/cpus \ 283 -Iinclude/lib/cpus/${ARCH} \ 284 -Iinclude/lib/el3_runtime \ 285 -Iinclude/lib/el3_runtime/${ARCH} \ 286 -Iinclude/lib/extensions \ 287 -Iinclude/lib/pmf \ 288 -Iinclude/lib/psci \ 289 -Iinclude/lib/xlat_tables \ 290 -Iinclude/plat/common \ 291 -Iinclude/services \ 292 ${PLAT_INCLUDES} \ 293 ${SPD_INCLUDES} \ 294 -Iinclude/tools_share 295 296include common/backtrace/backtrace.mk 297 298################################################################################ 299# Generic definitions 300################################################################################ 301 302include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 303 304BUILD_BASE := ./build 305BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 306 307SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 308 309# Platforms providing their own TBB makefile may override this value 310INCLUDE_TBBR_MK := 1 311 312 313################################################################################ 314# Include SPD Makefile if one has been specified 315################################################################################ 316 317ifneq (${SPD},none) 318ifeq (${ARCH},aarch32) 319 $(error "Error: SPD is incompatible with AArch32.") 320endif 321ifdef EL3_PAYLOAD_BASE 322 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 323 $(warning "The SPD and its BL32 companion will be present but ignored.") 324endif 325 # We expect to locate an spd.mk under the specified SPD directory 326 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 327 328 ifeq (${SPD_MAKE},) 329 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 330 endif 331 $(info Including ${SPD_MAKE}) 332 include ${SPD_MAKE} 333 334 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 335 # Makefile would set NEED_BL32 to "yes". In this case, the build system 336 # supports two mutually exclusive options: 337 # * BL32 is built from source: then BL32_SOURCES must contain the list 338 # of source files to build BL32 339 # * BL32 is a prebuilt binary: then BL32 must point to the image file 340 # that will be included in the FIP 341 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 342 # over the sources. 343endif 344 345################################################################################ 346# Include the platform specific Makefile after the SPD Makefile (the platform 347# makefile may use all previous definitions in this file) 348################################################################################ 349 350include ${PLAT_MAKEFILE_FULL} 351 352$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 353 354ifeq (${ARM_ARCH_MAJOR},7) 355include make_helpers/armv7-a-cpus.mk 356endif 357 358ifeq ($(ENABLE_PIE),1) 359 TF_CFLAGS += -fpie 360 TF_LDFLAGS += -pie 361else 362 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 363 ifneq ($(PIE_FOUND),) 364 TF_CFLAGS += -fno-PIE 365 endif 366endif 367 368# Include the CPU specific operations makefile, which provides default 369# values for all CPU errata workarounds and CPU specific optimisations. 370# This can be overridden by the platform. 371include lib/cpus/cpu-ops.mk 372 373ifeq (${ARCH},aarch32) 374NEED_BL32 := yes 375 376################################################################################ 377# Build `AARCH32_SP` as BL32 image for AArch32 378################################################################################ 379ifneq (${AARCH32_SP},none) 380# We expect to locate an sp.mk under the specified AARCH32_SP directory 381AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 382 383ifeq (${AARCH32_SP_MAKE},) 384 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 385endif 386 387$(info Including ${AARCH32_SP_MAKE}) 388include ${AARCH32_SP_MAKE} 389endif 390 391endif 392 393################################################################################ 394# Check incompatible options 395################################################################################ 396 397ifdef EL3_PAYLOAD_BASE 398 ifdef PRELOADED_BL33_BASE 399 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 400 incompatible build options. EL3_PAYLOAD_BASE has priority.") 401 endif 402 ifneq (${GENERATE_COT},0) 403 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 404 endif 405 ifneq (${TRUSTED_BOARD_BOOT},0) 406 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 407 endif 408endif 409 410ifeq (${NEED_BL33},yes) 411 ifdef EL3_PAYLOAD_BASE 412 $(warning "BL33 image is not needed when option \ 413 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 414 endif 415 ifdef PRELOADED_BL33_BASE 416 $(warning "BL33 image is not needed when option \ 417 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 418 file.") 419 endif 420endif 421 422# When building for systems with hardware-assisted coherency, there's no need to 423# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 424ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 425$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 426endif 427 428#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 429ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 430$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 431endif 432 433# SMC Calling Convention checks 434ifneq (${SMCCC_MAJOR_VERSION},1) 435 ifneq (${SPD},none) 436 $(error "SMC Calling Convention 1.X must be used with SPDs") 437 endif 438 ifeq (${ARCH},aarch32) 439 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 440 endif 441endif 442 443# For RAS_EXTENSION, require that EAs are handled in EL3 first 444ifeq ($(RAS_EXTENSION),1) 445 ifneq ($(HANDLE_EA_EL3_FIRST),1) 446 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 447 endif 448endif 449 450# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 451ifeq ($(FAULT_INJECTION_SUPPORT),1) 452 ifneq ($(RAS_EXTENSION),1) 453 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 454 endif 455endif 456 457# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 458ifeq ($(DYN_DISABLE_AUTH), 1) 459 ifeq (${TRUSTED_BOARD_BOOT}, 0) 460 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 461 endif 462endif 463 464################################################################################ 465# Process platform overrideable behaviour 466################################################################################ 467 468# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 469# supplied for the FIP and Certificate generation tools. This flag can be 470# overridden by the platform. 471ifdef BL2_SOURCES 472 ifdef EL3_PAYLOAD_BASE 473 # If booting an EL3 payload there is no need for a BL33 image 474 # in the FIP file. 475 NEED_BL33 := no 476 else 477 ifdef PRELOADED_BL33_BASE 478 # If booting a BL33 preloaded image there is no need of 479 # another one in the FIP file. 480 NEED_BL33 := no 481 else 482 NEED_BL33 ?= yes 483 endif 484 endif 485endif 486 487# If SCP_BL2 is given, we always want FIP to include it. 488ifdef SCP_BL2 489 NEED_SCP_BL2 := yes 490endif 491 492# For AArch32, BL31 is not currently supported. 493ifneq (${ARCH},aarch32) 494 ifdef BL31_SOURCES 495 # When booting an EL3 payload, there is no need to compile the BL31 image nor 496 # put it in the FIP. 497 ifndef EL3_PAYLOAD_BASE 498 NEED_BL31 := yes 499 endif 500 endif 501endif 502 503# Process TBB related flags 504ifneq (${GENERATE_COT},0) 505 # Common cert_create options 506 ifneq (${CREATE_KEYS},0) 507 $(eval CRT_ARGS += -n) 508 $(eval FWU_CRT_ARGS += -n) 509 ifneq (${SAVE_KEYS},0) 510 $(eval CRT_ARGS += -k) 511 $(eval FWU_CRT_ARGS += -k) 512 endif 513 endif 514 # Include TBBR makefile (unless the platform indicates otherwise) 515 ifeq (${INCLUDE_TBBR_MK},1) 516 include make_helpers/tbbr/tbbr_tools.mk 517 endif 518endif 519 520ifneq (${FIP_ALIGN},0) 521FIP_ARGS += --align ${FIP_ALIGN} 522endif 523 524################################################################################ 525# Include libraries' Makefile that are used in all BL 526################################################################################ 527 528include lib/stack_protector/stack_protector.mk 529 530################################################################################ 531# Auxiliary tools (fiptool, cert_create, etc) 532################################################################################ 533 534# Variables for use with Certificate Generation Tool 535CRTTOOLPATH ?= tools/cert_create 536CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 537 538# Variables for use with Firmware Image Package 539FIPTOOLPATH ?= tools/fiptool 540FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 541 542# Variables for use with ROMLIB 543ROMLIBPATH ?= lib/romlib 544 545################################################################################ 546# Include BL specific makefiles 547################################################################################ 548ifdef BL1_SOURCES 549NEED_BL1 := yes 550include bl1/bl1.mk 551endif 552 553ifdef BL2_SOURCES 554NEED_BL2 := yes 555include bl2/bl2.mk 556endif 557 558ifdef BL2U_SOURCES 559NEED_BL2U := yes 560include bl2u/bl2u.mk 561endif 562 563ifeq (${NEED_BL31},yes) 564ifdef BL31_SOURCES 565include bl31/bl31.mk 566endif 567endif 568 569ifdef FDT_SOURCES 570NEED_FDT := yes 571endif 572 573################################################################################ 574# Build options checks 575################################################################################ 576 577$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 578$(eval $(call assert_boolean,CREATE_KEYS)) 579$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 580$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 581$(eval $(call assert_boolean,DEBUG)) 582$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 583$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 584$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 585$(eval $(call assert_boolean,ENABLE_AMU)) 586$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 587$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 588$(eval $(call assert_boolean,ENABLE_PIE)) 589$(eval $(call assert_boolean,ENABLE_PMF)) 590$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 591$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 592$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 593$(eval $(call assert_boolean,ENABLE_SPM)) 594$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 595$(eval $(call assert_boolean,ERROR_DEPRECATED)) 596$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 597$(eval $(call assert_boolean,GENERATE_COT)) 598$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 599$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 600$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 601$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 602$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 603$(eval $(call assert_boolean,PL011_GENERIC_UART)) 604$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 605$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 606$(eval $(call assert_boolean,RAS_EXTENSION)) 607$(eval $(call assert_boolean,RESET_TO_BL31)) 608$(eval $(call assert_boolean,SAVE_KEYS)) 609$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 610$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 611$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 612$(eval $(call assert_boolean,USE_COHERENT_MEM)) 613$(eval $(call assert_boolean,USE_ROMLIB)) 614$(eval $(call assert_boolean,USE_TBBR_DEFS)) 615$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 616$(eval $(call assert_boolean,BL2_AT_EL3)) 617$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 618 619$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 620$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 621$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 622 623################################################################################ 624# Add definitions to the cpp preprocessor based on the current build options. 625# This is done after including the platform specific makefile to allow the 626# platform to overwrite the default options 627################################################################################ 628 629$(eval $(call add_define,ARM_ARCH_MAJOR)) 630$(eval $(call add_define,ARM_ARCH_MINOR)) 631$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 632$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 633$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 634$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 635$(eval $(call add_define,ENABLE_AMU)) 636$(eval $(call add_define,ENABLE_ASSERTIONS)) 637$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 638$(eval $(call add_define,ENABLE_PIE)) 639$(eval $(call add_define,ENABLE_PMF)) 640$(eval $(call add_define,ENABLE_PSCI_STAT)) 641$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 642$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 643$(eval $(call add_define,ENABLE_SPM)) 644$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 645$(eval $(call add_define,ERROR_DEPRECATED)) 646$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 647$(eval $(call add_define,GICV2_G0_FOR_EL3)) 648$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 649$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 650$(eval $(call add_define,LOG_LEVEL)) 651$(eval $(call add_define,MULTI_CONSOLE_API)) 652$(eval $(call add_define,NS_TIMER_SWITCH)) 653$(eval $(call add_define,PL011_GENERIC_UART)) 654$(eval $(call add_define,PLAT_${PLAT})) 655$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 656$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 657$(eval $(call add_define,RAS_EXTENSION)) 658$(eval $(call add_define,RESET_TO_BL31)) 659$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 660$(eval $(call add_define,RECLAIM_INIT_CODE)) 661$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 662$(eval $(call add_define,SPD_${SPD})) 663$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 664$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 665$(eval $(call add_define,USE_COHERENT_MEM)) 666$(eval $(call add_define,USE_ROMLIB)) 667$(eval $(call add_define,USE_TBBR_DEFS)) 668$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 669$(eval $(call add_define,BL2_AT_EL3)) 670$(eval $(call add_define,BL2_IN_XIP_MEM)) 671 672# Define the EL3_PAYLOAD_BASE flag only if it is provided. 673ifdef EL3_PAYLOAD_BASE 674 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 675else 676 # Define the PRELOADED_BL33_BASE flag only if it is provided and 677 # EL3_PAYLOAD_BASE is not defined, as it has priority. 678 ifdef PRELOADED_BL33_BASE 679 $(eval $(call add_define,PRELOADED_BL33_BASE)) 680 endif 681endif 682# Define the AARCH32/AARCH64 flag based on the ARCH flag 683ifeq (${ARCH},aarch32) 684 $(eval $(call add_define,AARCH32)) 685else 686 $(eval $(call add_define,AARCH64)) 687endif 688 689# Define the DYN_DISABLE_AUTH flag only if set. 690ifeq (${DYN_DISABLE_AUTH},1) 691$(eval $(call add_define,DYN_DISABLE_AUTH)) 692endif 693 694################################################################################ 695# Build targets 696################################################################################ 697 698.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 699.SUFFIXES: 700 701all: msg_start 702 703msg_start: 704 @echo "Building ${PLAT}" 705 706# Check if deprecated declarations and cpp warnings should be treated as error or not. 707ifeq (${ERROR_DEPRECATED},0) 708 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 709endif 710 711$(eval $(call MAKE_LIB_DIRS)) 712$(eval $(call MAKE_LIB,c)) 713 714# Expand build macros for the different images 715ifeq (${NEED_BL1},yes) 716$(eval $(call MAKE_BL,1)) 717endif 718 719ifeq (${NEED_BL2},yes) 720ifeq (${BL2_AT_EL3}, 0) 721FIP_BL2_ARGS := tb-fw 722endif 723 724$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 725 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 726endif 727 728ifeq (${NEED_SCP_BL2},yes) 729$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 730endif 731 732ifeq (${NEED_BL31},yes) 733BL31_SOURCES += ${SPD_SOURCES} 734$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 735 $(eval $(call MAKE_BL,31,soc-fw))) 736endif 737 738# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 739# build system will call TOOL_ADD_IMG to print a warning message and abort the 740# process. Note that the dependency on BL32 applies to the FIP only. 741ifeq (${NEED_BL32},yes) 742 743BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 744 745$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 746 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 747endif 748 749# Add the BL33 image if required by the platform 750ifeq (${NEED_BL33},yes) 751$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 752endif 753 754ifeq (${NEED_BL2U},yes) 755$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 756 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 757endif 758 759# Expand build macros for the different images 760ifeq (${NEED_FDT},yes) 761 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 762endif 763 764locate-checkpatch: 765ifndef CHECKPATCH 766 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 767else 768ifeq (,$(wildcard ${CHECKPATCH})) 769 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 770endif 771endif 772 773clean: 774 @echo " CLEAN" 775 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 776 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 777 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 778 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 779 780realclean distclean: 781 @echo " REALCLEAN" 782 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 783 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 784 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 785 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 786 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 787 788checkcodebase: locate-checkpatch 789 @echo " CHECKING STYLE" 790 @if test -d .git ; then \ 791 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 792 while read GIT_FILE ; \ 793 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 794 done ; \ 795 else \ 796 find . -type f -not -iwholename "*.git*" \ 797 -not -iwholename "*build*" \ 798 -not -iwholename "*libfdt*" \ 799 -not -iwholename "*libc*" \ 800 -not -iwholename "*docs*" \ 801 -not -iwholename "*.md" \ 802 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 803 fi 804 805checkpatch: locate-checkpatch 806 @echo " CHECKING STYLE" 807 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 808 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 809 printf "\n[*] Checking style of '$$commit'\n\n"; \ 810 git log --format=email "$$commit~..$$commit" \ 811 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 812 git diff --format=email "$$commit~..$$commit" \ 813 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 814 done 815 816certtool: ${CRTTOOL} 817 818.PHONY: ${CRTTOOL} 819${CRTTOOL}: 820 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 821 @${ECHO_BLANK_LINE} 822 @echo "Built $@ successfully" 823 @${ECHO_BLANK_LINE} 824 825ifneq (${GENERATE_COT},0) 826certificates: ${CRT_DEPS} ${CRTTOOL} 827 ${Q}${CRTTOOL} ${CRT_ARGS} 828 @${ECHO_BLANK_LINE} 829 @echo "Built $@ successfully" 830 @echo "Certificates can be found in ${BUILD_PLAT}" 831 @${ECHO_BLANK_LINE} 832endif 833 834${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 835 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 836 ${Q}${FIPTOOL} info $@ 837 @${ECHO_BLANK_LINE} 838 @echo "Built $@ successfully" 839 @${ECHO_BLANK_LINE} 840 841ifneq (${GENERATE_COT},0) 842fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 843 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 844 @${ECHO_BLANK_LINE} 845 @echo "Built $@ successfully" 846 @echo "FWU certificates can be found in ${BUILD_PLAT}" 847 @${ECHO_BLANK_LINE} 848endif 849 850${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 851 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 852 ${Q}${FIPTOOL} info $@ 853 @${ECHO_BLANK_LINE} 854 @echo "Built $@ successfully" 855 @${ECHO_BLANK_LINE} 856 857fiptool: ${FIPTOOL} 858fip: ${BUILD_PLAT}/${FIP_NAME} 859fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 860 861.PHONY: ${FIPTOOL} 862${FIPTOOL}: 863 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 864 865.PHONY: libraries 866romlib.bin: libraries 867 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 868 869cscope: 870 @echo " CSCOPE" 871 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 872 ${Q}cscope -b -q -k 873 874help: 875 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 876 @echo "" 877 @echo "PLAT is used to specify which platform you wish to build." 878 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 879 @echo "" 880 @echo "Please refer to the User Guide for a list of all supported options." 881 @echo "Note that the build system doesn't track dependencies for build " 882 @echo "options. Therefore, if any of the build options are changed " 883 @echo "from a previous build, a clean build must be performed." 884 @echo "" 885 @echo "Supported Targets:" 886 @echo " all Build all individual bootloader binaries" 887 @echo " bl1 Build the BL1 binary" 888 @echo " bl2 Build the BL2 binary" 889 @echo " bl2u Build the BL2U binary" 890 @echo " bl31 Build the BL31 binary" 891 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 892 @echo " this builds secure payload specified by AARCH32_SP" 893 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 894 @echo " fip Build the Firmware Image Package (FIP)" 895 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 896 @echo " checkcodebase Check the coding style of the entire source tree" 897 @echo " checkpatch Check the coding style on changes in the current" 898 @echo " branch against BASE_COMMIT (default origin/master)" 899 @echo " clean Clean the build for the selected platform" 900 @echo " cscope Generate cscope index" 901 @echo " distclean Remove all build artifacts for all platforms" 902 @echo " certtool Build the Certificate generation tool" 903 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 904 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 905 @echo "" 906 @echo "Note: most build targets require PLAT to be set to a specific platform." 907 @echo "" 908 @echo "example: build all targets for the FVP platform:" 909 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 910