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 := 1 11VERSION_MINOR := 5 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 CHECKCODE_ARGS += --no-summary --terse 78else 79 Q:= 80endif 81export Q 82 83# Process Debug flag 84$(eval $(call add_define,DEBUG)) 85ifneq (${DEBUG}, 0) 86 BUILD_TYPE := debug 87 TF_CFLAGS += -g 88 89 ifneq ($(findstring clang,$(notdir $(CC))),) 90 ASFLAGS += -g 91 else 92 ASFLAGS += -g -Wa,--gdwarf-2 93 endif 94 95 # Use LOG_LEVEL_INFO by default for debug builds 96 LOG_LEVEL := 40 97else 98 BUILD_TYPE := release 99 # Use LOG_LEVEL_NOTICE by default for release builds 100 LOG_LEVEL := 20 101endif 102 103# Enable backtrace by default in DEBUG AArch64 builds 104ifeq (${ARCH},aarch32) 105 ENABLE_BACKTRACE := 0 106else 107 ENABLE_BACKTRACE := ${DEBUG} 108endif 109 110# Default build string (git branch and commit) 111ifeq (${BUILD_STRING},) 112 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 113endif 114VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 115 116# The cert_create tool cannot generate certificates individually, so we use the 117# target 'certificates' to create them all 118ifneq (${GENERATE_COT},0) 119 FIP_DEPS += certificates 120 FWU_FIP_DEPS += fwu_certificates 121endif 122 123 124################################################################################ 125# Toolchain 126################################################################################ 127 128HOSTCC := gcc 129export HOSTCC 130 131CC := ${CROSS_COMPILE}gcc 132CPP := ${CROSS_COMPILE}cpp 133AS := ${CROSS_COMPILE}gcc 134AR := ${CROSS_COMPILE}ar 135LINKER := ${CROSS_COMPILE}ld 136OC := ${CROSS_COMPILE}objcopy 137OD := ${CROSS_COMPILE}objdump 138NM := ${CROSS_COMPILE}nm 139PP := ${CROSS_COMPILE}gcc -E 140DTC := dtc 141 142# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 143ifneq ($(strip $(wildcard ${LD}.bfd) \ 144 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 145LINKER := ${LINKER}.bfd 146endif 147 148ifeq (${ARM_ARCH_MAJOR},7) 149target32-directive = -target arm-none-eabi 150# Will set march32-directive from platform configuration 151else 152target32-directive = -target armv8a-none-eabi 153march32-directive = -march=armv8-a 154endif 155 156ifeq ($(notdir $(CC)),armclang) 157TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 158TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 159LD = $(LINKER) 160AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 161CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 162PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 163else ifneq ($(findstring clang,$(notdir $(CC))),) 164TF_CFLAGS_aarch32 = $(target32-directive) 165TF_CFLAGS_aarch64 = -target aarch64-elf 166LD = $(LINKER) 167AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 168CPP = $(CC) -E 169PP = $(CC) -E 170else 171TF_CFLAGS_aarch32 = $(march32-directive) 172TF_CFLAGS_aarch64 = -march=armv8-a 173LD = $(LINKER) 174endif 175 176ifeq (${AARCH32_INSTRUCTION_SET},A32) 177TF_CFLAGS_aarch32 += -marm 178else ifeq (${AARCH32_INSTRUCTION_SET},T32) 179TF_CFLAGS_aarch32 += -mthumb 180else 181$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 182endif 183 184TF_CFLAGS_aarch32 += -mno-unaligned-access 185TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 186 187ASFLAGS_aarch32 = $(march32-directive) 188ASFLAGS_aarch64 = -march=armv8-a 189 190CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 191 -Wmissing-include-dirs -Werror 192ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 193 -D__ASSEMBLY__ -ffreestanding \ 194 -Wa,--fatal-warnings 195TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 196 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 197 -Os -ffunction-sections -fdata-sections 198 199GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 200PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 201 202ifneq ($(PIE_FOUND),) 203TF_CFLAGS += -fno-PIE 204endif 205 206# Force the compiler to include the frame pointer 207ifeq (${ENABLE_BACKTRACE},1) 208TF_CFLAGS += -fno-omit-frame-pointer 209endif 210 211TF_LDFLAGS += --fatal-warnings -O1 212TF_LDFLAGS += --gc-sections 213TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 214 215DTC_FLAGS += -I dts -O dtb 216 217################################################################################ 218# Common sources and include directories 219################################################################################ 220include lib/compiler-rt/compiler-rt.mk 221include lib/libc/libc.mk 222 223BL_COMMON_SOURCES += common/bl_common.c \ 224 common/tf_log.c \ 225 common/${ARCH}/debug.S \ 226 lib/${ARCH}/cache_helpers.S \ 227 lib/${ARCH}/misc_helpers.S \ 228 plat/common/plat_bl_common.c \ 229 plat/common/plat_log_common.c \ 230 plat/common/${ARCH}/plat_common.c \ 231 plat/common/${ARCH}/platform_helpers.S \ 232 ${COMPILER_RT_SRCS} 233 234ifeq ($(notdir $(CC)),armclang) 235BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 236endif 237 238ifeq (${ENABLE_BACKTRACE},1) 239BL_COMMON_SOURCES += common/backtrace.c 240endif 241 242INCLUDES += -Iinclude \ 243 -Iinclude/bl1 \ 244 -Iinclude/bl2 \ 245 -Iinclude/bl2u \ 246 -Iinclude/bl31 \ 247 -Iinclude/common \ 248 -Iinclude/common/${ARCH} \ 249 -Iinclude/drivers \ 250 -Iinclude/drivers/arm \ 251 -Iinclude/drivers/auth \ 252 -Iinclude/drivers/io \ 253 -Iinclude/drivers/ti/uart \ 254 -Iinclude/lib \ 255 -Iinclude/lib/${ARCH} \ 256 -Iinclude/lib/cpus \ 257 -Iinclude/lib/cpus/${ARCH} \ 258 -Iinclude/lib/el3_runtime \ 259 -Iinclude/lib/el3_runtime/${ARCH} \ 260 -Iinclude/lib/extensions \ 261 -Iinclude/lib/pmf \ 262 -Iinclude/lib/psci \ 263 -Iinclude/lib/xlat_tables \ 264 -Iinclude/plat/common \ 265 -Iinclude/services \ 266 ${PLAT_INCLUDES} \ 267 ${SPD_INCLUDES} \ 268 -Iinclude/tools_share 269 270################################################################################ 271# Generic definitions 272################################################################################ 273 274include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 275 276BUILD_BASE := ./build 277BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 278 279SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 280 281# Platforms providing their own TBB makefile may override this value 282INCLUDE_TBBR_MK := 1 283 284 285################################################################################ 286# Include SPD Makefile if one has been specified 287################################################################################ 288 289ifneq (${SPD},none) 290ifeq (${ARCH},aarch32) 291 $(error "Error: SPD is incompatible with AArch32.") 292endif 293ifdef EL3_PAYLOAD_BASE 294 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 295 $(warning "The SPD and its BL32 companion will be present but ignored.") 296endif 297 # We expect to locate an spd.mk under the specified SPD directory 298 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 299 300 ifeq (${SPD_MAKE},) 301 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 302 endif 303 $(info Including ${SPD_MAKE}) 304 include ${SPD_MAKE} 305 306 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 307 # Makefile would set NEED_BL32 to "yes". In this case, the build system 308 # supports two mutually exclusive options: 309 # * BL32 is built from source: then BL32_SOURCES must contain the list 310 # of source files to build BL32 311 # * BL32 is a prebuilt binary: then BL32 must point to the image file 312 # that will be included in the FIP 313 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 314 # over the sources. 315endif 316 317################################################################################ 318# Include the platform specific Makefile after the SPD Makefile (the platform 319# makefile may use all previous definitions in this file) 320################################################################################ 321 322include ${PLAT_MAKEFILE_FULL} 323 324$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 325 326ifeq (${ARM_ARCH_MAJOR},7) 327include make_helpers/armv7-a-cpus.mk 328endif 329 330# Platform compatibility is not supported in AArch32 331ifneq (${ARCH},aarch32) 332# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 333ifndef ENABLE_PLAT_COMPAT 334ENABLE_PLAT_COMPAT := 1 335endif 336 337# Include the platform compatibility helpers for PSCI 338ifneq (${ENABLE_PLAT_COMPAT}, 0) 339include plat/compat/plat_compat.mk 340endif 341endif 342 343# Include the CPU specific operations makefile, which provides default 344# values for all CPU errata workarounds and CPU specific optimisations. 345# This can be overridden by the platform. 346include lib/cpus/cpu-ops.mk 347 348ifeq (${ARCH},aarch32) 349NEED_BL32 := yes 350 351################################################################################ 352# Build `AARCH32_SP` as BL32 image for AArch32 353################################################################################ 354ifneq (${AARCH32_SP},none) 355# We expect to locate an sp.mk under the specified AARCH32_SP directory 356AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 357 358ifeq (${AARCH32_SP_MAKE},) 359 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 360endif 361 362$(info Including ${AARCH32_SP_MAKE}) 363include ${AARCH32_SP_MAKE} 364endif 365 366endif 367 368################################################################################ 369# Check incompatible options 370################################################################################ 371 372ifeq (${ARCH},aarch32) 373 ifeq (${ENABLE_BACKTRACE},1) 374 ifneq (${AARCH32_INSTRUCTION_SET},A32) 375 $(error Error: AARCH32_INSTRUCTION_SET=A32 is needed \ 376 for ENABLE_BACKTRACE when compiling for AArch32.) 377 endif 378 endif 379endif 380 381ifdef EL3_PAYLOAD_BASE 382 ifdef PRELOADED_BL33_BASE 383 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 384 incompatible build options. EL3_PAYLOAD_BASE has priority.") 385 endif 386 ifneq (${GENERATE_COT},0) 387 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 388 endif 389 ifneq (${TRUSTED_BOARD_BOOT},0) 390 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 391 endif 392endif 393 394ifeq (${NEED_BL33},yes) 395 ifdef EL3_PAYLOAD_BASE 396 $(warning "BL33 image is not needed when option \ 397 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 398 endif 399 ifdef PRELOADED_BL33_BASE 400 $(warning "BL33 image is not needed when option \ 401 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 402 file.") 403 endif 404endif 405 406# For AArch32, LOAD_IMAGE_V2 must be enabled. 407ifeq (${ARCH},aarch32) 408 ifeq (${LOAD_IMAGE_V2}, 0) 409 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 410 endif 411endif 412 413# When building for systems with hardware-assisted coherency, there's no need to 414# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 415ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 416$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 417endif 418 419#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 420ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 421$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 422endif 423 424# SMC Calling Convention checks 425ifneq (${SMCCC_MAJOR_VERSION},1) 426 ifneq (${SPD},none) 427 $(error "SMC Calling Convention 1.X must be used with SPDs") 428 endif 429 ifeq (${ARCH},aarch32) 430 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 431 endif 432endif 433 434# For RAS_EXTENSION, require that EAs are handled in EL3 first 435ifeq ($(RAS_EXTENSION),1) 436 ifneq ($(HANDLE_EA_EL3_FIRST),1) 437 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 438 endif 439endif 440 441# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 442ifeq ($(FAULT_INJECTION_SUPPORT),1) 443 ifneq ($(RAS_EXTENSION),1) 444 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 445 endif 446endif 447 448# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 and LOAD_IMAGE_V2=1 449ifeq ($(DYN_DISABLE_AUTH), 1) 450 ifeq (${TRUSTED_BOARD_BOOT}, 0) 451 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 452 endif 453 ifeq (${LOAD_IMAGE_V2}, 0) 454 $(error "DYN_DISABLE_AUTH is only supported for LOAD_IMAGE_V2.") 455 endif 456endif 457 458################################################################################ 459# Process platform overrideable behaviour 460################################################################################ 461 462# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 463# supplied for the FIP and Certificate generation tools. This flag can be 464# overridden by the platform. 465ifdef BL2_SOURCES 466 ifdef EL3_PAYLOAD_BASE 467 # If booting an EL3 payload there is no need for a BL33 image 468 # in the FIP file. 469 NEED_BL33 := no 470 else 471 ifdef PRELOADED_BL33_BASE 472 # If booting a BL33 preloaded image there is no need of 473 # another one in the FIP file. 474 NEED_BL33 := no 475 else 476 NEED_BL33 ?= yes 477 endif 478 endif 479endif 480 481# If SCP_BL2 is given, we always want FIP to include it. 482ifdef SCP_BL2 483 NEED_SCP_BL2 := yes 484endif 485 486# For AArch32, BL31 is not currently supported. 487ifneq (${ARCH},aarch32) 488 ifdef BL31_SOURCES 489 # When booting an EL3 payload, there is no need to compile the BL31 image nor 490 # put it in the FIP. 491 ifndef EL3_PAYLOAD_BASE 492 NEED_BL31 := yes 493 endif 494 endif 495endif 496 497# Process TBB related flags 498ifneq (${GENERATE_COT},0) 499 # Common cert_create options 500 ifneq (${CREATE_KEYS},0) 501 $(eval CRT_ARGS += -n) 502 $(eval FWU_CRT_ARGS += -n) 503 ifneq (${SAVE_KEYS},0) 504 $(eval CRT_ARGS += -k) 505 $(eval FWU_CRT_ARGS += -k) 506 endif 507 endif 508 # Include TBBR makefile (unless the platform indicates otherwise) 509 ifeq (${INCLUDE_TBBR_MK},1) 510 include make_helpers/tbbr/tbbr_tools.mk 511 endif 512endif 513 514ifneq (${FIP_ALIGN},0) 515FIP_ARGS += --align ${FIP_ALIGN} 516endif 517 518################################################################################ 519# Include libraries' Makefile that are used in all BL 520################################################################################ 521 522include lib/stack_protector/stack_protector.mk 523 524################################################################################ 525# Auxiliary tools (fiptool, cert_create, etc) 526################################################################################ 527 528# Variables for use with Certificate Generation Tool 529CRTTOOLPATH ?= tools/cert_create 530CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 531 532# Variables for use with Firmware Image Package 533FIPTOOLPATH ?= tools/fiptool 534FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 535 536# Variables for use with ROMLIB 537ROMLIBPATH ?= lib/romlib 538 539################################################################################ 540# Include BL specific makefiles 541################################################################################ 542ifdef BL1_SOURCES 543NEED_BL1 := yes 544include bl1/bl1.mk 545endif 546 547ifdef BL2_SOURCES 548NEED_BL2 := yes 549include bl2/bl2.mk 550endif 551 552ifdef BL2U_SOURCES 553NEED_BL2U := yes 554include bl2u/bl2u.mk 555endif 556 557ifeq (${NEED_BL31},yes) 558ifdef BL31_SOURCES 559include bl31/bl31.mk 560endif 561endif 562 563ifdef FDT_SOURCES 564NEED_FDT := yes 565endif 566 567################################################################################ 568# Build options checks 569################################################################################ 570 571$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 572$(eval $(call assert_boolean,CREATE_KEYS)) 573$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 574$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 575$(eval $(call assert_boolean,DEBUG)) 576$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 577$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 578$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 579$(eval $(call assert_boolean,ENABLE_AMU)) 580$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 581$(eval $(call assert_boolean,ENABLE_BACKTRACE)) 582$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 583$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 584$(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 $(call assert_boolean,LOAD_IMAGE_V2)) 597$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 598$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 599$(eval $(call assert_boolean,PL011_GENERIC_UART)) 600$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 601$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 602$(eval $(call assert_boolean,RAS_EXTENSION)) 603$(eval $(call assert_boolean,RESET_TO_BL31)) 604$(eval $(call assert_boolean,SAVE_KEYS)) 605$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 606$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 607$(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 $(call assert_numeric,ARM_ARCH_MINOR)) 617$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 618 619################################################################################ 620# Add definitions to the cpp preprocessor based on the current build options. 621# This is done after including the platform specific makefile to allow the 622# platform to overwrite the default options 623################################################################################ 624 625$(eval $(call add_define,ARM_ARCH_MAJOR)) 626$(eval $(call add_define,ARM_ARCH_MINOR)) 627$(eval $(call add_define,ARM_GIC_ARCH)) 628$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 629$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 630$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 631$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 632$(eval $(call add_define,ENABLE_AMU)) 633$(eval $(call add_define,ENABLE_ASSERTIONS)) 634$(eval $(call add_define,ENABLE_BACKTRACE)) 635$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 636$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 637$(eval $(call add_define,ENABLE_PMF)) 638$(eval $(call add_define,ENABLE_PSCI_STAT)) 639$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 640$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 641$(eval $(call add_define,ENABLE_SPM)) 642$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 643$(eval $(call add_define,ERROR_DEPRECATED)) 644$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 645$(eval $(call add_define,GICV2_G0_FOR_EL3)) 646$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 647$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 648$(eval $(call add_define,LOAD_IMAGE_V2)) 649$(eval $(call add_define,LOG_LEVEL)) 650$(eval $(call add_define,MULTI_CONSOLE_API)) 651$(eval $(call add_define,NS_TIMER_SWITCH)) 652$(eval $(call add_define,PL011_GENERIC_UART)) 653$(eval $(call add_define,PLAT_${PLAT})) 654$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 655$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 656$(eval $(call add_define,RAS_EXTENSION)) 657$(eval $(call add_define,RESET_TO_BL31)) 658$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 659$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 660$(eval $(call add_define,SPD_${SPD})) 661$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 662$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 663$(eval $(call add_define,USE_COHERENT_MEM)) 664$(eval $(call add_define,USE_ROMLIB)) 665$(eval $(call add_define,USE_TBBR_DEFS)) 666$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 667$(eval $(call add_define,BL2_AT_EL3)) 668$(eval $(call add_define,BL2_IN_XIP_MEM)) 669 670# Define the EL3_PAYLOAD_BASE flag only if it is provided. 671ifdef EL3_PAYLOAD_BASE 672 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 673else 674 # Define the PRELOADED_BL33_BASE flag only if it is provided and 675 # EL3_PAYLOAD_BASE is not defined, as it has priority. 676 ifdef PRELOADED_BL33_BASE 677 $(eval $(call add_define,PRELOADED_BL33_BASE)) 678 endif 679endif 680# Define the AARCH32/AARCH64 flag based on the ARCH flag 681ifeq (${ARCH},aarch32) 682 $(eval $(call add_define,AARCH32)) 683else 684 $(eval $(call add_define,AARCH64)) 685endif 686 687# Define the DYN_DISABLE_AUTH flag only if set. 688ifeq (${DYN_DISABLE_AUTH},1) 689$(eval $(call add_define,DYN_DISABLE_AUTH)) 690endif 691 692################################################################################ 693# Build targets 694################################################################################ 695 696.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 697.SUFFIXES: 698 699all: msg_start 700 701msg_start: 702 @echo "Building ${PLAT}" 703 704# Check if deprecated declarations and cpp warnings should be treated as error or not. 705ifeq (${ERROR_DEPRECATED},0) 706 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 707endif 708 709$(eval $(call MAKE_LIB_DIRS)) 710$(eval $(call MAKE_LIB,c)) 711 712# Expand build macros for the different images 713ifeq (${NEED_BL1},yes) 714$(eval $(call MAKE_BL,1)) 715endif 716 717ifeq (${NEED_BL2},yes) 718ifeq (${BL2_AT_EL3}, 0) 719FIP_BL2_ARGS := tb-fw 720endif 721 722$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 723 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 724endif 725 726ifeq (${NEED_SCP_BL2},yes) 727$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 728endif 729 730ifeq (${NEED_BL31},yes) 731BL31_SOURCES += ${SPD_SOURCES} 732$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 733 $(eval $(call MAKE_BL,31,soc-fw))) 734endif 735 736# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 737# build system will call TOOL_ADD_IMG to print a warning message and abort the 738# process. Note that the dependency on BL32 applies to the FIP only. 739ifeq (${NEED_BL32},yes) 740 741BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 742 743$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 744 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 745endif 746 747# Add the BL33 image if required by the platform 748ifeq (${NEED_BL33},yes) 749$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 750endif 751 752ifeq (${NEED_BL2U},yes) 753$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 754 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 755endif 756 757# Expand build macros for the different images 758ifeq (${NEED_FDT},yes) 759 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 760endif 761 762locate-checkpatch: 763ifndef CHECKPATCH 764 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 765else 766ifeq (,$(wildcard ${CHECKPATCH})) 767 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 768endif 769endif 770 771clean: 772 @echo " CLEAN" 773 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 774 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 775 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 776 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 777 778realclean distclean: 779 @echo " REALCLEAN" 780 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 781 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 782 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 783 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 784 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 785 786checkcodebase: locate-checkpatch 787 @echo " CHECKING STYLE" 788 @if test -d .git ; then \ 789 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 790 while read GIT_FILE ; \ 791 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 792 done ; \ 793 else \ 794 find . -type f -not -iwholename "*.git*" \ 795 -not -iwholename "*build*" \ 796 -not -iwholename "*libfdt*" \ 797 -not -iwholename "*libc*" \ 798 -not -iwholename "*docs*" \ 799 -not -iwholename "*.md" \ 800 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 801 fi 802 803checkpatch: locate-checkpatch 804 @echo " CHECKING STYLE" 805 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 806 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 807 printf "\n[*] Checking style of '$$commit'\n\n"; \ 808 git log --format=email "$$commit~..$$commit" \ 809 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 810 git diff --format=email "$$commit~..$$commit" \ 811 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 812 done 813 814certtool: ${CRTTOOL} 815 816.PHONY: ${CRTTOOL} 817${CRTTOOL}: 818 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 819 @${ECHO_BLANK_LINE} 820 @echo "Built $@ successfully" 821 @${ECHO_BLANK_LINE} 822 823ifneq (${GENERATE_COT},0) 824certificates: ${CRT_DEPS} ${CRTTOOL} 825 ${Q}${CRTTOOL} ${CRT_ARGS} 826 @${ECHO_BLANK_LINE} 827 @echo "Built $@ successfully" 828 @echo "Certificates can be found in ${BUILD_PLAT}" 829 @${ECHO_BLANK_LINE} 830endif 831 832${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 833 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 834 ${Q}${FIPTOOL} info $@ 835 @${ECHO_BLANK_LINE} 836 @echo "Built $@ successfully" 837 @${ECHO_BLANK_LINE} 838 839ifneq (${GENERATE_COT},0) 840fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 841 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 842 @${ECHO_BLANK_LINE} 843 @echo "Built $@ successfully" 844 @echo "FWU certificates can be found in ${BUILD_PLAT}" 845 @${ECHO_BLANK_LINE} 846endif 847 848${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 849 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 850 ${Q}${FIPTOOL} info $@ 851 @${ECHO_BLANK_LINE} 852 @echo "Built $@ successfully" 853 @${ECHO_BLANK_LINE} 854 855fiptool: ${FIPTOOL} 856fip: ${BUILD_PLAT}/${FIP_NAME} 857fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 858 859.PHONY: ${FIPTOOL} 860${FIPTOOL}: 861 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 862 863.PHONY: libraries 864romlib.bin: libraries 865 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 866 867cscope: 868 @echo " CSCOPE" 869 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 870 ${Q}cscope -b -q -k 871 872help: 873 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 874 @echo "" 875 @echo "PLAT is used to specify which platform you wish to build." 876 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 877 @echo "" 878 @echo "Please refer to the User Guide for a list of all supported options." 879 @echo "Note that the build system doesn't track dependencies for build " 880 @echo "options. Therefore, if any of the build options are changed " 881 @echo "from a previous build, a clean build must be performed." 882 @echo "" 883 @echo "Supported Targets:" 884 @echo " all Build all individual bootloader binaries" 885 @echo " bl1 Build the BL1 binary" 886 @echo " bl2 Build the BL2 binary" 887 @echo " bl2u Build the BL2U binary" 888 @echo " bl31 Build the BL31 binary" 889 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 890 @echo " this builds secure payload specified by AARCH32_SP" 891 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 892 @echo " fip Build the Firmware Image Package (FIP)" 893 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 894 @echo " checkcodebase Check the coding style of the entire source tree" 895 @echo " checkpatch Check the coding style on changes in the current" 896 @echo " branch against BASE_COMMIT (default origin/master)" 897 @echo " clean Clean the build for the selected platform" 898 @echo " cscope Generate cscope index" 899 @echo " distclean Remove all build artifacts for all platforms" 900 @echo " certtool Build the Certificate generation tool" 901 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 902 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 903 @echo "" 904 @echo "Note: most build targets require PLAT to be set to a specific platform." 905 @echo "" 906 @echo "example: build all targets for the FVP platform:" 907 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 908