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