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 157ifneq ($(findstring armclang,$(notdir $(CC))),) 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) $(march32-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/arch/${ARCH} \ 274 -Iinclude/lib/cpus/${ARCH} \ 275 -Iinclude/lib/el3_runtime/${ARCH} \ 276 ${PLAT_INCLUDES} \ 277 ${SPD_INCLUDES} 278 279ifeq (${ERROR_DEPRECATED},0) 280INCLUDES += -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 299endif 300 301include common/backtrace/backtrace.mk 302 303################################################################################ 304# Generic definitions 305################################################################################ 306 307include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 308 309BUILD_BASE := ./build 310BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 311 312SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 313 314# Platforms providing their own TBB makefile may override this value 315INCLUDE_TBBR_MK := 1 316 317 318################################################################################ 319# Include SPD Makefile if one has been specified 320################################################################################ 321 322ifneq (${SPD},none) 323ifeq (${ARCH},aarch32) 324 $(error "Error: SPD is incompatible with AArch32.") 325endif 326ifdef 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.") 329endif 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. 348endif 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 355include ${PLAT_MAKEFILE_FULL} 356 357$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 358 359ifeq (${ARM_ARCH_MAJOR},7) 360include make_helpers/armv7-a-cpus.mk 361endif 362 363ifeq ($(ENABLE_PIE),1) 364 TF_CFLAGS += -fpie 365 TF_LDFLAGS += -pie 366else 367 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 368 ifneq ($(PIE_FOUND),) 369 TF_CFLAGS += -fno-PIE 370 endif 371endif 372 373# Include the CPU specific operations makefile, which provides default 374# values for all CPU errata workarounds and CPU specific optimisations. 375# This can be overridden by the platform. 376include lib/cpus/cpu-ops.mk 377 378ifeq (${ARCH},aarch32) 379NEED_BL32 := yes 380 381################################################################################ 382# Build `AARCH32_SP` as BL32 image for AArch32 383################################################################################ 384ifneq (${AARCH32_SP},none) 385# We expect to locate an sp.mk under the specified AARCH32_SP directory 386AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 387 388ifeq (${AARCH32_SP_MAKE},) 389 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 390endif 391 392$(info Including ${AARCH32_SP_MAKE}) 393include ${AARCH32_SP_MAKE} 394endif 395 396endif 397 398################################################################################ 399# Check incompatible options 400################################################################################ 401 402ifdef 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 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 412 endif 413endif 414 415ifeq (${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 $(warning "BL33 image is not needed when option \ 422 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 423 file.") 424 endif 425endif 426 427# When building for systems with hardware-assisted coherency, there's no need to 428# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 429ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 430$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 431endif 432 433#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 434ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 435$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 436endif 437 438# SMC Calling Convention checks 439ifneq (${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 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 445 endif 446endif 447 448# For RAS_EXTENSION, require that EAs are handled in EL3 first 449ifeq ($(RAS_EXTENSION),1) 450 ifneq ($(HANDLE_EA_EL3_FIRST),1) 451 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 452 endif 453endif 454 455# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 456ifeq ($(FAULT_INJECTION_SUPPORT),1) 457 ifneq ($(RAS_EXTENSION),1) 458 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 459 endif 460endif 461 462# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 463ifeq ($(DYN_DISABLE_AUTH), 1) 464 ifeq (${TRUSTED_BOARD_BOOT}, 0) 465 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 466 endif 467endif 468 469################################################################################ 470# Process platform overrideable behaviour 471################################################################################ 472 473# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 474# supplied for the FIP and Certificate generation tools. This flag can be 475# overridden by the platform. 476ifdef BL2_SOURCES 477 ifdef EL3_PAYLOAD_BASE 478 # If booting an EL3 payload there is no need for a BL33 image 479 # in the FIP file. 480 NEED_BL33 := no 481 else 482 ifdef PRELOADED_BL33_BASE 483 # If booting a BL33 preloaded image there is no need of 484 # another one in the FIP file. 485 NEED_BL33 := no 486 else 487 NEED_BL33 ?= yes 488 endif 489 endif 490endif 491 492# If SCP_BL2 is given, we always want FIP to include it. 493ifdef SCP_BL2 494 NEED_SCP_BL2 := yes 495endif 496 497# For AArch32, BL31 is not currently supported. 498ifneq (${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 506endif 507 508# Process TBB related flags 509ifneq (${GENERATE_COT},0) 510 # Common cert_create options 511 ifneq (${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 523endif 524 525ifneq (${FIP_ALIGN},0) 526FIP_ARGS += --align ${FIP_ALIGN} 527endif 528 529################################################################################ 530# Include libraries' Makefile that are used in all BL 531################################################################################ 532 533include 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 540CRTTOOLPATH ?= tools/cert_create 541CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 542 543# Variables for use with Firmware Image Package 544FIPTOOLPATH ?= tools/fiptool 545FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 546 547# Variables for use with sptool 548SPTOOLPATH ?= tools/sptool 549SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 550 551# Variables for use with ROMLIB 552ROMLIBPATH ?= lib/romlib 553 554################################################################################ 555# Include BL specific makefiles 556################################################################################ 557ifdef BL1_SOURCES 558NEED_BL1 := yes 559include bl1/bl1.mk 560endif 561 562ifdef BL2_SOURCES 563NEED_BL2 := yes 564include bl2/bl2.mk 565endif 566 567ifdef BL2U_SOURCES 568NEED_BL2U := yes 569include bl2u/bl2u.mk 570endif 571 572ifeq (${NEED_BL31},yes) 573ifdef BL31_SOURCES 574include bl31/bl31.mk 575endif 576endif 577 578ifdef FDT_SOURCES 579NEED_FDT := yes 580endif 581 582################################################################################ 583# Build options checks 584################################################################################ 585 586$(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. 684ifdef EL3_PAYLOAD_BASE 685 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 686else 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 $(call add_define,PRELOADED_BL33_BASE)) 691 endif 692endif 693# Define the AARCH32/AARCH64 flag based on the ARCH flag 694ifeq (${ARCH},aarch32) 695 $(eval $(call add_define,AARCH32)) 696else 697 $(eval $(call add_define,AARCH64)) 698endif 699 700# Define the DYN_DISABLE_AUTH flag only if set. 701ifeq (${DYN_DISABLE_AUTH},1) 702$(eval $(call add_define,DYN_DISABLE_AUTH)) 703endif 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 712all: msg_start 713 714msg_start: 715 @echo "Building ${PLAT}" 716 717# Check if deprecated declarations and cpp warnings should be treated as error or not. 718ifeq (${ERROR_DEPRECATED},0) 719 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 720endif 721 722$(eval $(call MAKE_LIB_DIRS)) 723$(eval $(call MAKE_LIB,c)) 724 725# Expand build macros for the different images 726ifeq (${NEED_BL1},yes) 727$(eval $(call MAKE_BL,1)) 728endif 729 730ifeq (${NEED_BL2},yes) 731ifeq (${BL2_AT_EL3}, 0) 732FIP_BL2_ARGS := tb-fw 733endif 734 735$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 736 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 737endif 738 739ifeq (${NEED_SCP_BL2},yes) 740$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 741endif 742 743ifeq (${NEED_BL31},yes) 744BL31_SOURCES += ${SPD_SOURCES} 745$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 746 $(eval $(call MAKE_BL,31,soc-fw))) 747endif 748 749# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 750# build system will call TOOL_ADD_IMG to print a warning message and abort the 751# process. Note that the dependency on BL32 applies to the FIP only. 752ifeq (${NEED_BL32},yes) 753 754BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 755 756$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 757 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 758endif 759 760# Add the BL33 image if required by the platform 761ifeq (${NEED_BL33},yes) 762$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 763endif 764 765ifeq (${NEED_BL2U},yes) 766$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 767 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 768endif 769 770# Expand build macros for the different images 771ifeq (${NEED_FDT},yes) 772 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 773endif 774 775locate-checkpatch: 776ifndef CHECKPATCH 777 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 778else 779ifeq (,$(wildcard ${CHECKPATCH})) 780 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 781endif 782endif 783 784clean: 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 791realclean 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 800checkcodebase: 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 $$GIT_FILE ; \ 806 done ; \ 807 else \ 808 find . -type f -not -iwholename "*.git*" \ 809 -not -iwholename "*build*" \ 810 -not -iwholename "*libfdt*" \ 811 -not -iwholename "*libc*" \ 812 -not -iwholename "*docs*" \ 813 -not -iwholename "*.md" \ 814 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 815 fi 816 817checkpatch: locate-checkpatch 818 @echo " CHECKING STYLE" 819 ${Q}COMMON_COMMIT=$$(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 828certtool: ${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 837ifneq (${GENERATE_COT},0) 838certificates: ${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} 844endif 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 853ifneq (${GENERATE_COT},0) 854fwu_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} 860endif 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 869fiptool: ${FIPTOOL} 870fip: ${BUILD_PLAT}/${FIP_NAME} 871fwu_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 877sptool: ${SPTOOL} 878.PHONY: ${SPTOOL} 879${SPTOOL}: 880 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 881 882.PHONY: libraries 883romlib.bin: libraries 884 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 885 886cscope: 887 @echo " CSCOPE" 888 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 889 ${Q}cscope -b -q -k 890 891help: 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" 928