1# 2# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7# 8# Trusted Firmware Version 9# 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 29include ${MAKE_HELPERS_DIRECTORY}defaults.mk 30 31# Assertions enabled for DEBUG builds by default 32ENABLE_ASSERTIONS := ${DEBUG} 33ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 34PLAT := ${DEFAULT_PLAT} 35 36################################################################################ 37# Checkpatch script options 38################################################################################ 39 40CHECKCODE_ARGS := --no-patch 41# Do not check the coding style on imported library files or documentation files 42INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 43 include/lib/libfdt \ 44 include/lib/libc, \ 45 $(wildcard include/lib/*))) 46INC_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/lib, \ 48 $(wildcard include/*))) 49LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 50 lib/compiler-rt \ 51 lib/libfdt% \ 52 lib/libc, \ 53 $(wildcard lib/*))) 54ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 55 lib \ 56 include \ 57 docs \ 58 %.md, \ 59 $(wildcard *))) 60CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 61 ${INC_DIRS_TO_CHECK} \ 62 ${INC_LIB_DIRS_TO_CHECK} \ 63 ${LIB_DIRS_TO_CHECK} 64 65 66################################################################################ 67# Process build options 68################################################################################ 69 70# Verbose flag 71ifeq (${V},0) 72 Q:=@ 73 ECHO:=@echo 74 CHECKCODE_ARGS += --no-summary --terse 75else 76 Q:= 77 ECHO:=$(ECHO_QUIET) 78endif 79 80ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 81 Q:=@ 82 ECHO:=$(ECHO_QUIET) 83endif 84 85export Q ECHO 86 87# Process Debug flag 88$(eval $(call add_define,DEBUG)) 89ifneq (${DEBUG}, 0) 90 BUILD_TYPE := debug 91 TF_CFLAGS += -g 92 93 ifneq ($(findstring clang,$(notdir $(CC))),) 94 ASFLAGS += -g 95 else 96 ASFLAGS += -g -Wa,--gdwarf-2 97 endif 98 99 # Use LOG_LEVEL_INFO by default for debug builds 100 LOG_LEVEL := 40 101else 102 BUILD_TYPE := release 103 # Use LOG_LEVEL_NOTICE by default for release builds 104 LOG_LEVEL := 20 105endif 106 107# Default build string (git branch and commit) 108ifeq (${BUILD_STRING},) 109 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 110endif 111VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 112 113# The cert_create tool cannot generate certificates individually, so we use the 114# target 'certificates' to create them all 115ifneq (${GENERATE_COT},0) 116 FIP_DEPS += certificates 117 FWU_FIP_DEPS += fwu_certificates 118endif 119 120 121################################################################################ 122# Toolchain 123################################################################################ 124 125HOSTCC := gcc 126export HOSTCC 127 128CC := ${CROSS_COMPILE}gcc 129CPP := ${CROSS_COMPILE}cpp 130AS := ${CROSS_COMPILE}gcc 131AR := ${CROSS_COMPILE}ar 132LINKER := ${CROSS_COMPILE}ld 133OC := ${CROSS_COMPILE}objcopy 134OD := ${CROSS_COMPILE}objdump 135NM := ${CROSS_COMPILE}nm 136PP := ${CROSS_COMPILE}gcc -E 137DTC := dtc 138 139# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 140ifneq ($(strip $(wildcard ${LD}.bfd) \ 141 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 142LINKER := ${LINKER}.bfd 143endif 144 145ifeq (${ARM_ARCH_MAJOR},7) 146target32-directive = -target arm-none-eabi 147# Will set march32-directive from platform configuration 148else 149target32-directive = -target armv8a-none-eabi 150march32-directive = -march=armv8-a 151endif 152 153ifneq ($(findstring armclang,$(notdir $(CC))),) 154TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 155TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 156LD = $(LINKER) 157AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 158CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 159PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 160else ifneq ($(findstring clang,$(notdir $(CC))),) 161TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 162TF_CFLAGS_aarch64 = -target aarch64-elf 163LD = $(LINKER) 164AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 165CPP = $(CC) -E 166PP = $(CC) -E 167else 168TF_CFLAGS_aarch32 = $(march32-directive) 169TF_CFLAGS_aarch64 = -march=armv8-a 170LD = $(LINKER) 171endif 172 173ifeq (${AARCH32_INSTRUCTION_SET},A32) 174TF_CFLAGS_aarch32 += -marm 175else ifeq (${AARCH32_INSTRUCTION_SET},T32) 176TF_CFLAGS_aarch32 += -mthumb 177else 178$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 179endif 180 181TF_CFLAGS_aarch32 += -mno-unaligned-access 182TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 183 184ASFLAGS_aarch32 = $(march32-directive) 185ASFLAGS_aarch64 = -march=armv8-a 186 187# Set the compiler to ARMv8.3 mode so that it uses all the ARMv8.3-PAuth 188# instructions. Keeping it in 8.0 would make the compiler emit 189# backwards-compatible hint instructions, which needs more space. 190ifeq (${ENABLE_PAUTH},1) 191TF_CFLAGS_aarch64 += -march=armv8.3-a 192ASFLAGS_aarch64 += -march=armv8.3-a 193endif 194 195WARNING1 := -Wextra 196WARNING1 += -Wunused -Wno-unused-parameter 197WARNING1 += -Wmissing-declarations 198WARNING1 += -Wmissing-format-attribute 199WARNING1 += -Wmissing-prototypes 200WARNING1 += -Wold-style-definition 201WARNING1 += -Wunused-but-set-variable 202WARNING1 += -Wunused-const-variable 203 204WARNING2 := -Waggregate-return 205WARNING2 += -Wcast-align 206WARNING2 += -Wdisabled-optimization 207WARNING2 += -Wnested-externs 208WARNING2 += -Wshadow 209WARNING2 += -Wlogical-op 210WARNING2 += -Wmissing-field-initializers 211WARNING2 += -Wsign-compare 212WARNING2 += -Wmaybe-uninitialized 213 214WARNING3 := -Wbad-function-cast 215WARNING3 += -Wcast-qual 216WARNING3 += -Wconversion 217WARNING3 += -Wpacked 218WARNING3 += -Wpadded 219WARNING3 += -Wpointer-arith 220WARNING3 += -Wredundant-decls 221WARNING3 += -Wswitch-default 222WARNING3 += -Wpacked-bitfield-compat 223WARNING3 += -Wvla 224 225ifeq (${W},1) 226WARNINGS := $(WARNING1) 227else ifeq (${W},2) 228WARNINGS := $(WARNING1) $(WARNING2) 229else ifeq (${W},3) 230WARNINGS := $(WARNING1) $(WARNING2) $(WARNING3) 231endif 232 233ifneq (${E},0) 234ERRORS := -Werror 235endif 236 237CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 238 -Wmissing-include-dirs $(ERRORS) $(WARNINGS) 239ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 240 -D__ASSEMBLY__ -ffreestanding \ 241 -Wa,--fatal-warnings 242TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 243 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 244 -Os -ffunction-sections -fdata-sections 245 246GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 247 248TF_LDFLAGS += --fatal-warnings -O1 249TF_LDFLAGS += --gc-sections 250TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 251 252DTC_FLAGS += -I dts -O dtb 253DTC_CPPFLAGS += -nostdinc -Iinclude -undef -x assembler-with-cpp 254 255################################################################################ 256# Common sources and include directories 257################################################################################ 258include lib/compiler-rt/compiler-rt.mk 259 260BL_COMMON_SOURCES += common/bl_common.c \ 261 common/tf_log.c \ 262 common/${ARCH}/debug.S \ 263 drivers/console/multi_console.c \ 264 lib/${ARCH}/cache_helpers.S \ 265 lib/${ARCH}/misc_helpers.S \ 266 plat/common/plat_bl_common.c \ 267 plat/common/plat_log_common.c \ 268 plat/common/${ARCH}/plat_common.c \ 269 plat/common/${ARCH}/platform_helpers.S \ 270 ${COMPILER_RT_SRCS} 271 272ifeq ($(notdir $(CC)),armclang) 273BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 274endif 275 276INCLUDES += -Iinclude \ 277 -Iinclude/arch/${ARCH} \ 278 -Iinclude/lib/cpus/${ARCH} \ 279 -Iinclude/lib/el3_runtime/${ARCH} \ 280 ${PLAT_INCLUDES} \ 281 ${SPD_INCLUDES} 282 283ifeq (${ERROR_DEPRECATED},0) 284INCLUDES += -Iinclude/bl1 \ 285 -Iinclude/bl2 \ 286 -Iinclude/bl2u \ 287 -Iinclude/bl31 \ 288 -Iinclude/drivers \ 289 -Iinclude/drivers/arm \ 290 -Iinclude/drivers/auth \ 291 -Iinclude/drivers/io \ 292 -Iinclude/drivers/ti/uart \ 293 -Iinclude/lib \ 294 -Iinclude/lib/cpus \ 295 -Iinclude/lib/el3_runtime \ 296 -Iinclude/lib/extensions \ 297 -Iinclude/lib/pmf \ 298 -Iinclude/lib/psci \ 299 -Iinclude/lib/xlat_tables \ 300 -Iinclude/plat/common \ 301 -Iinclude/services \ 302 -Iinclude/tools_share 303endif 304 305include common/backtrace/backtrace.mk 306 307################################################################################ 308# Generic definitions 309################################################################################ 310 311include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 312 313BUILD_BASE := ./build 314BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 315 316SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 317 318# Platforms providing their own TBB makefile may override this value 319INCLUDE_TBBR_MK := 1 320 321 322################################################################################ 323# Include SPD Makefile if one has been specified 324################################################################################ 325 326ifneq (${SPD},none) 327ifeq (${ARCH},aarch32) 328 $(error "Error: SPD is incompatible with AArch32.") 329endif 330ifdef EL3_PAYLOAD_BASE 331 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 332 $(warning "The SPD and its BL32 companion will be present but ignored.") 333endif 334 # We expect to locate an spd.mk under the specified SPD directory 335 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 336 337 ifeq (${SPD_MAKE},) 338 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 339 endif 340 $(info Including ${SPD_MAKE}) 341 include ${SPD_MAKE} 342 343 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 344 # Makefile would set NEED_BL32 to "yes". In this case, the build system 345 # supports two mutually exclusive options: 346 # * BL32 is built from source: then BL32_SOURCES must contain the list 347 # of source files to build BL32 348 # * BL32 is a prebuilt binary: then BL32 must point to the image file 349 # that will be included in the FIP 350 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 351 # over the sources. 352endif 353 354################################################################################ 355# Include the platform specific Makefile after the SPD Makefile (the platform 356# makefile may use all previous definitions in this file) 357################################################################################ 358 359include ${PLAT_MAKEFILE_FULL} 360 361$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 362 363ifeq (${ARM_ARCH_MAJOR},7) 364include make_helpers/armv7-a-cpus.mk 365endif 366 367ifeq ($(ENABLE_PIE),1) 368 TF_CFLAGS += -fpie 369 TF_LDFLAGS += -pie 370else 371 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 372 ifneq ($(PIE_FOUND),) 373 TF_CFLAGS += -fno-PIE 374 endif 375endif 376 377# Include the CPU specific operations makefile, which provides default 378# values for all CPU errata workarounds and CPU specific optimisations. 379# This can be overridden by the platform. 380include lib/cpus/cpu-ops.mk 381 382ifeq (${ARCH},aarch32) 383NEED_BL32 := yes 384 385################################################################################ 386# Build `AARCH32_SP` as BL32 image for AArch32 387################################################################################ 388ifneq (${AARCH32_SP},none) 389# We expect to locate an sp.mk under the specified AARCH32_SP directory 390AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 391 392ifeq (${AARCH32_SP_MAKE},) 393 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 394endif 395 396$(info Including ${AARCH32_SP_MAKE}) 397include ${AARCH32_SP_MAKE} 398endif 399 400endif 401 402################################################################################ 403# Include libc if not overridden 404################################################################################ 405ifeq (${OVERRIDE_LIBC},0) 406include lib/libc/libc.mk 407endif 408 409################################################################################ 410# Check incompatible options 411################################################################################ 412 413ifdef EL3_PAYLOAD_BASE 414 ifdef PRELOADED_BL33_BASE 415 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 416 incompatible build options. EL3_PAYLOAD_BASE has priority.") 417 endif 418 ifneq (${GENERATE_COT},0) 419 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 420 endif 421 ifneq (${TRUSTED_BOARD_BOOT},0) 422 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 423 endif 424endif 425 426ifeq (${NEED_BL33},yes) 427 ifdef EL3_PAYLOAD_BASE 428 $(warning "BL33 image is not needed when option \ 429 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 430 endif 431 ifdef PRELOADED_BL33_BASE 432 $(warning "BL33 image is not needed when option \ 433 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 434 file.") 435 endif 436endif 437 438# When building for systems with hardware-assisted coherency, there's no need to 439# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 440ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 441$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 442endif 443 444#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 445ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 446$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 447endif 448 449# For RAS_EXTENSION, require that EAs are handled in EL3 first 450ifeq ($(RAS_EXTENSION),1) 451 ifneq ($(HANDLE_EA_EL3_FIRST),1) 452 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 453 endif 454endif 455 456# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 457ifeq ($(FAULT_INJECTION_SUPPORT),1) 458 ifneq ($(RAS_EXTENSION),1) 459 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 460 endif 461endif 462 463# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 464ifeq ($(DYN_DISABLE_AUTH), 1) 465 ifeq (${TRUSTED_BOARD_BOOT}, 0) 466 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 467 endif 468endif 469 470# If pointer authentication is used in the firmware, make sure that all the 471# registers associated to it are also saved and restored. Not doing it would 472# leak the value of the key used by EL3 to EL1 and S-EL1. 473ifeq ($(ENABLE_PAUTH),1) 474 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 475 $(error ENABLE_PAUTH=1 requires CTX_INCLUDE_PAUTH_REGS=1) 476 endif 477endif 478 479################################################################################ 480# Process platform overrideable behaviour 481################################################################################ 482 483# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 484# supplied for the FIP and Certificate generation tools. This flag can be 485# overridden by the platform. 486ifdef BL2_SOURCES 487 ifdef EL3_PAYLOAD_BASE 488 # If booting an EL3 payload there is no need for a BL33 image 489 # in the FIP file. 490 NEED_BL33 := no 491 else 492 ifdef PRELOADED_BL33_BASE 493 # If booting a BL33 preloaded image there is no need of 494 # another one in the FIP file. 495 NEED_BL33 := no 496 else 497 NEED_BL33 ?= yes 498 endif 499 endif 500endif 501 502# If SCP_BL2 is given, we always want FIP to include it. 503ifdef SCP_BL2 504 NEED_SCP_BL2 := yes 505endif 506 507# For AArch32, BL31 is not currently supported. 508ifneq (${ARCH},aarch32) 509 ifdef BL31_SOURCES 510 # When booting an EL3 payload, there is no need to compile the BL31 image nor 511 # put it in the FIP. 512 ifndef EL3_PAYLOAD_BASE 513 NEED_BL31 := yes 514 endif 515 endif 516endif 517 518# Process TBB related flags 519ifneq (${GENERATE_COT},0) 520 # Common cert_create options 521 ifneq (${CREATE_KEYS},0) 522 $(eval CRT_ARGS += -n) 523 $(eval FWU_CRT_ARGS += -n) 524 ifneq (${SAVE_KEYS},0) 525 $(eval CRT_ARGS += -k) 526 $(eval FWU_CRT_ARGS += -k) 527 endif 528 endif 529 # Include TBBR makefile (unless the platform indicates otherwise) 530 ifeq (${INCLUDE_TBBR_MK},1) 531 include make_helpers/tbbr/tbbr_tools.mk 532 endif 533endif 534 535ifneq (${FIP_ALIGN},0) 536FIP_ARGS += --align ${FIP_ALIGN} 537endif 538 539################################################################################ 540# Include libraries' Makefile that are used in all BL 541################################################################################ 542 543include lib/stack_protector/stack_protector.mk 544 545################################################################################ 546# Auxiliary tools (fiptool, cert_create, etc) 547################################################################################ 548 549# Variables for use with Certificate Generation Tool 550CRTTOOLPATH ?= tools/cert_create 551CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 552 553# Variables for use with Firmware Image Package 554FIPTOOLPATH ?= tools/fiptool 555FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 556 557# Variables for use with sptool 558SPTOOLPATH ?= tools/sptool 559SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 560 561# Variables for use with ROMLIB 562ROMLIBPATH ?= lib/romlib 563 564################################################################################ 565# Include BL specific makefiles 566################################################################################ 567ifdef BL1_SOURCES 568NEED_BL1 := yes 569include bl1/bl1.mk 570endif 571 572ifdef BL2_SOURCES 573NEED_BL2 := yes 574include bl2/bl2.mk 575endif 576 577ifdef BL2U_SOURCES 578NEED_BL2U := yes 579include bl2u/bl2u.mk 580endif 581 582ifeq (${NEED_BL31},yes) 583ifdef BL31_SOURCES 584include bl31/bl31.mk 585endif 586endif 587 588ifdef FDT_SOURCES 589NEED_FDT := yes 590endif 591 592################################################################################ 593# Build options checks 594################################################################################ 595 596$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 597$(eval $(call assert_boolean,CREATE_KEYS)) 598$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 599$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 600$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS)) 601$(eval $(call assert_boolean,DEBUG)) 602$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 603$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 604$(eval $(call assert_boolean,ENABLE_AMU)) 605$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 606$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 607$(eval $(call assert_boolean,ENABLE_PAUTH)) 608$(eval $(call assert_boolean,ENABLE_PIE)) 609$(eval $(call assert_boolean,ENABLE_PMF)) 610$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 611$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 612$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 613$(eval $(call assert_boolean,ENABLE_SPM)) 614$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 615$(eval $(call assert_boolean,ERROR_DEPRECATED)) 616$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 617$(eval $(call assert_boolean,GENERATE_COT)) 618$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 619$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 620$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 621$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 622$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 623$(eval $(call assert_boolean,OVERRIDE_LIBC)) 624$(eval $(call assert_boolean,PL011_GENERIC_UART)) 625$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 626$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 627$(eval $(call assert_boolean,RAS_EXTENSION)) 628$(eval $(call assert_boolean,RESET_TO_BL31)) 629$(eval $(call assert_boolean,SAVE_KEYS)) 630$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 631$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 632$(eval $(call assert_boolean,SPM_MM)) 633$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 634$(eval $(call assert_boolean,USE_COHERENT_MEM)) 635$(eval $(call assert_boolean,USE_ROMLIB)) 636$(eval $(call assert_boolean,USE_TBBR_DEFS)) 637$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 638$(eval $(call assert_boolean,BL2_AT_EL3)) 639$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 640 641$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 642$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 643 644################################################################################ 645# Add definitions to the cpp preprocessor based on the current build options. 646# This is done after including the platform specific makefile to allow the 647# platform to overwrite the default options 648################################################################################ 649 650$(eval $(call add_define,ARM_ARCH_MAJOR)) 651$(eval $(call add_define,ARM_ARCH_MINOR)) 652$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 653$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 654$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 655$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS)) 656$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 657$(eval $(call add_define,ENABLE_AMU)) 658$(eval $(call add_define,ENABLE_ASSERTIONS)) 659$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 660$(eval $(call add_define,ENABLE_PAUTH)) 661$(eval $(call add_define,ENABLE_PIE)) 662$(eval $(call add_define,ENABLE_PMF)) 663$(eval $(call add_define,ENABLE_PSCI_STAT)) 664$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 665$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 666$(eval $(call add_define,ENABLE_SPM)) 667$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 668$(eval $(call add_define,ERROR_DEPRECATED)) 669$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 670$(eval $(call add_define,GICV2_G0_FOR_EL3)) 671$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 672$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 673$(eval $(call add_define,LOG_LEVEL)) 674$(eval $(call add_define,MULTI_CONSOLE_API)) 675$(eval $(call add_define,NS_TIMER_SWITCH)) 676$(eval $(call add_define,PL011_GENERIC_UART)) 677$(eval $(call add_define,PLAT_${PLAT})) 678$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 679$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 680$(eval $(call add_define,RAS_EXTENSION)) 681$(eval $(call add_define,RESET_TO_BL31)) 682$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 683$(eval $(call add_define,RECLAIM_INIT_CODE)) 684$(eval $(call add_define,SPD_${SPD})) 685$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 686$(eval $(call add_define,SPM_MM)) 687$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 688$(eval $(call add_define,USE_COHERENT_MEM)) 689$(eval $(call add_define,USE_ROMLIB)) 690$(eval $(call add_define,USE_TBBR_DEFS)) 691$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 692$(eval $(call add_define,BL2_AT_EL3)) 693$(eval $(call add_define,BL2_IN_XIP_MEM)) 694 695# Define the EL3_PAYLOAD_BASE flag only if it is provided. 696ifdef EL3_PAYLOAD_BASE 697 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 698else 699 # Define the PRELOADED_BL33_BASE flag only if it is provided and 700 # EL3_PAYLOAD_BASE is not defined, as it has priority. 701 ifdef PRELOADED_BL33_BASE 702 $(eval $(call add_define,PRELOADED_BL33_BASE)) 703 endif 704endif 705# Define the AARCH32/AARCH64 flag based on the ARCH flag 706ifeq (${ARCH},aarch32) 707 $(eval $(call add_define,AARCH32)) 708else 709 $(eval $(call add_define,AARCH64)) 710endif 711 712# Define the DYN_DISABLE_AUTH flag only if set. 713ifeq (${DYN_DISABLE_AUTH},1) 714$(eval $(call add_define,DYN_DISABLE_AUTH)) 715endif 716 717################################################################################ 718# Build targets 719################################################################################ 720 721.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip fwu_fip certtool dtbs 722.SUFFIXES: 723 724all: msg_start 725 726msg_start: 727 @echo "Building ${PLAT}" 728 729# Check if deprecated declarations and cpp warnings should be treated as error or not. 730ifeq (${ERROR_DEPRECATED},0) 731 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 732endif 733 734$(eval $(call MAKE_LIB_DIRS)) 735$(eval $(call MAKE_LIB,c)) 736 737# Expand build macros for the different images 738ifeq (${NEED_BL1},yes) 739$(eval $(call MAKE_BL,1)) 740endif 741 742ifeq (${NEED_BL2},yes) 743ifeq (${BL2_AT_EL3}, 0) 744FIP_BL2_ARGS := tb-fw 745endif 746 747$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 748 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 749endif 750 751ifeq (${NEED_SCP_BL2},yes) 752$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 753endif 754 755ifeq (${NEED_BL31},yes) 756BL31_SOURCES += ${SPD_SOURCES} 757$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 758 $(eval $(call MAKE_BL,31,soc-fw))) 759endif 760 761# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 762# build system will call TOOL_ADD_IMG to print a warning message and abort the 763# process. Note that the dependency on BL32 applies to the FIP only. 764ifeq (${NEED_BL32},yes) 765 766BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 767 768$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 769 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 770endif 771 772# Add the BL33 image if required by the platform 773ifeq (${NEED_BL33},yes) 774$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 775endif 776 777ifeq (${NEED_BL2U},yes) 778$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 779 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 780endif 781 782# Expand build macros for the different images 783ifeq (${NEED_FDT},yes) 784 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 785endif 786 787locate-checkpatch: 788ifndef CHECKPATCH 789 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 790else 791ifeq (,$(wildcard ${CHECKPATCH})) 792 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 793endif 794endif 795 796clean: 797 @echo " CLEAN" 798 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 799 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 800 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 801 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 802 803realclean distclean: 804 @echo " REALCLEAN" 805 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 806 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 807 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 808 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 809 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 810 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 811 812checkcodebase: locate-checkpatch 813 @echo " CHECKING STYLE" 814 @if test -d .git ; then \ 815 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 816 while read GIT_FILE ; \ 817 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 818 done ; \ 819 else \ 820 find . -type f -not -iwholename "*.git*" \ 821 -not -iwholename "*build*" \ 822 -not -iwholename "*libfdt*" \ 823 -not -iwholename "*libc*" \ 824 -not -iwholename "*docs*" \ 825 -not -iwholename "*.md" \ 826 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 827 fi 828 829checkpatch: locate-checkpatch 830 @echo " CHECKING STYLE" 831 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 832 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 833 printf "\n[*] Checking style of '$$commit'\n\n"; \ 834 git log --format=email "$$commit~..$$commit" \ 835 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 836 git diff --format=email "$$commit~..$$commit" \ 837 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 838 done 839 840certtool: ${CRTTOOL} 841 842.PHONY: ${CRTTOOL} 843${CRTTOOL}: 844 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 845 @${ECHO_BLANK_LINE} 846 @echo "Built $@ successfully" 847 @${ECHO_BLANK_LINE} 848 849ifneq (${GENERATE_COT},0) 850certificates: ${CRT_DEPS} ${CRTTOOL} 851 ${Q}${CRTTOOL} ${CRT_ARGS} 852 @${ECHO_BLANK_LINE} 853 @echo "Built $@ successfully" 854 @echo "Certificates can be found in ${BUILD_PLAT}" 855 @${ECHO_BLANK_LINE} 856endif 857 858${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 859 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 860 ${Q}${FIPTOOL} info $@ 861 @${ECHO_BLANK_LINE} 862 @echo "Built $@ successfully" 863 @${ECHO_BLANK_LINE} 864 865ifneq (${GENERATE_COT},0) 866fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 867 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 868 @${ECHO_BLANK_LINE} 869 @echo "Built $@ successfully" 870 @echo "FWU certificates can be found in ${BUILD_PLAT}" 871 @${ECHO_BLANK_LINE} 872endif 873 874${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 875 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 876 ${Q}${FIPTOOL} info $@ 877 @${ECHO_BLANK_LINE} 878 @echo "Built $@ successfully" 879 @${ECHO_BLANK_LINE} 880 881fiptool: ${FIPTOOL} 882fip: ${BUILD_PLAT}/${FIP_NAME} 883fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 884 885.PHONY: ${FIPTOOL} 886${FIPTOOL}: 887 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 888 889sptool: ${SPTOOL} 890.PHONY: ${SPTOOL} 891${SPTOOL}: 892 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 893 894.PHONY: libraries 895romlib.bin: libraries 896 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 897 898cscope: 899 @echo " CSCOPE" 900 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 901 ${Q}cscope -b -q -k 902 903help: 904 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 905 @echo "" 906 @echo "PLAT is used to specify which platform you wish to build." 907 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 908 @echo "" 909 @echo "Please refer to the User Guide for a list of all supported options." 910 @echo "Note that the build system doesn't track dependencies for build " 911 @echo "options. Therefore, if any of the build options are changed " 912 @echo "from a previous build, a clean build must be performed." 913 @echo "" 914 @echo "Supported Targets:" 915 @echo " all Build all individual bootloader binaries" 916 @echo " bl1 Build the BL1 binary" 917 @echo " bl2 Build the BL2 binary" 918 @echo " bl2u Build the BL2U binary" 919 @echo " bl31 Build the BL31 binary" 920 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 921 @echo " this builds secure payload specified by AARCH32_SP" 922 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 923 @echo " fip Build the Firmware Image Package (FIP)" 924 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 925 @echo " checkcodebase Check the coding style of the entire source tree" 926 @echo " checkpatch Check the coding style on changes in the current" 927 @echo " branch against BASE_COMMIT (default origin/master)" 928 @echo " clean Clean the build for the selected platform" 929 @echo " cscope Generate cscope index" 930 @echo " distclean Remove all build artifacts for all platforms" 931 @echo " certtool Build the Certificate generation tool" 932 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 933 @echo " sptool Build the Secure Partition Package creation tool" 934 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 935 @echo "" 936 @echo "Note: most build targets require PLAT to be set to a specific platform." 937 @echo "" 938 @echo "example: build all targets for the FVP platform:" 939 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 940