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 419ifneq ($(MULTI_CONSOLE_API), 0) 420 ifeq (${ARCH},aarch32) 421 $(error "Error: MULTI_CONSOLE_API is not supported for AArch32") 422 endif 423endif 424 425#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 426ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 427$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 428endif 429 430# SMC Calling Convention checks 431ifneq (${SMCCC_MAJOR_VERSION},1) 432 ifneq (${SPD},none) 433 $(error "SMC Calling Convention 1.X must be used with SPDs") 434 endif 435 ifeq (${ARCH},aarch32) 436 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 437 endif 438endif 439 440# For RAS_EXTENSION, require that EAs are handled in EL3 first 441ifeq ($(RAS_EXTENSION),1) 442 ifneq ($(HANDLE_EA_EL3_FIRST),1) 443 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 444 endif 445endif 446 447# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 448ifeq ($(FAULT_INJECTION_SUPPORT),1) 449 ifneq ($(RAS_EXTENSION),1) 450 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 451 endif 452endif 453 454# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 and LOAD_IMAGE_V2=1 455ifeq ($(DYN_DISABLE_AUTH), 1) 456 ifeq (${TRUSTED_BOARD_BOOT}, 0) 457 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 458 endif 459 ifeq (${LOAD_IMAGE_V2}, 0) 460 $(error "DYN_DISABLE_AUTH is only supported for LOAD_IMAGE_V2.") 461 endif 462endif 463 464################################################################################ 465# Process platform overrideable behaviour 466################################################################################ 467 468# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 469# supplied for the FIP and Certificate generation tools. This flag can be 470# overridden by the platform. 471ifdef BL2_SOURCES 472 ifdef EL3_PAYLOAD_BASE 473 # If booting an EL3 payload there is no need for a BL33 image 474 # in the FIP file. 475 NEED_BL33 := no 476 else 477 ifdef PRELOADED_BL33_BASE 478 # If booting a BL33 preloaded image there is no need of 479 # another one in the FIP file. 480 NEED_BL33 := no 481 else 482 NEED_BL33 ?= yes 483 endif 484 endif 485endif 486 487# If SCP_BL2 is given, we always want FIP to include it. 488ifdef SCP_BL2 489 NEED_SCP_BL2 := yes 490endif 491 492# For AArch32, BL31 is not currently supported. 493ifneq (${ARCH},aarch32) 494 ifdef BL31_SOURCES 495 # When booting an EL3 payload, there is no need to compile the BL31 image nor 496 # put it in the FIP. 497 ifndef EL3_PAYLOAD_BASE 498 NEED_BL31 := yes 499 endif 500 endif 501endif 502 503# Process TBB related flags 504ifneq (${GENERATE_COT},0) 505 # Common cert_create options 506 ifneq (${CREATE_KEYS},0) 507 $(eval CRT_ARGS += -n) 508 $(eval FWU_CRT_ARGS += -n) 509 ifneq (${SAVE_KEYS},0) 510 $(eval CRT_ARGS += -k) 511 $(eval FWU_CRT_ARGS += -k) 512 endif 513 endif 514 # Include TBBR makefile (unless the platform indicates otherwise) 515 ifeq (${INCLUDE_TBBR_MK},1) 516 include make_helpers/tbbr/tbbr_tools.mk 517 endif 518endif 519 520ifneq (${FIP_ALIGN},0) 521FIP_ARGS += --align ${FIP_ALIGN} 522endif 523 524################################################################################ 525# Include libraries' Makefile that are used in all BL 526################################################################################ 527 528include lib/stack_protector/stack_protector.mk 529 530################################################################################ 531# Auxiliary tools (fiptool, cert_create, etc) 532################################################################################ 533 534# Variables for use with Certificate Generation Tool 535CRTTOOLPATH ?= tools/cert_create 536CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 537 538# Variables for use with Firmware Image Package 539FIPTOOLPATH ?= tools/fiptool 540FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 541 542# Variables for use with ROMLIB 543ROMLIBPATH ?= lib/romlib 544 545################################################################################ 546# Include BL specific makefiles 547################################################################################ 548ifdef BL1_SOURCES 549NEED_BL1 := yes 550include bl1/bl1.mk 551endif 552 553ifdef BL2_SOURCES 554NEED_BL2 := yes 555include bl2/bl2.mk 556endif 557 558ifdef BL2U_SOURCES 559NEED_BL2U := yes 560include bl2u/bl2u.mk 561endif 562 563ifeq (${NEED_BL31},yes) 564ifdef BL31_SOURCES 565include bl31/bl31.mk 566endif 567endif 568 569ifdef FDT_SOURCES 570NEED_FDT := yes 571endif 572 573################################################################################ 574# Build options checks 575################################################################################ 576 577$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 578$(eval $(call assert_boolean,CREATE_KEYS)) 579$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 580$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 581$(eval $(call assert_boolean,DEBUG)) 582$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 583$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 584$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 585$(eval $(call assert_boolean,ENABLE_AMU)) 586$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 587$(eval $(call assert_boolean,ENABLE_BACKTRACE)) 588$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 589$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 590$(eval $(call assert_boolean,ENABLE_PMF)) 591$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 592$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 593$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 594$(eval $(call assert_boolean,ENABLE_SPM)) 595$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 596$(eval $(call assert_boolean,ERROR_DEPRECATED)) 597$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 598$(eval $(call assert_boolean,GENERATE_COT)) 599$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 600$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 601$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 602$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 603$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 604$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 605$(eval $(call assert_boolean,PL011_GENERIC_UART)) 606$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 607$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 608$(eval $(call assert_boolean,RAS_EXTENSION)) 609$(eval $(call assert_boolean,RESET_TO_BL31)) 610$(eval $(call assert_boolean,SAVE_KEYS)) 611$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 612$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 613$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 614$(eval $(call assert_boolean,USE_COHERENT_MEM)) 615$(eval $(call assert_boolean,USE_ROMLIB)) 616$(eval $(call assert_boolean,USE_TBBR_DEFS)) 617$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 618$(eval $(call assert_boolean,BL2_AT_EL3)) 619$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 620 621$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 622$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 623$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 624 625################################################################################ 626# Add definitions to the cpp preprocessor based on the current build options. 627# This is done after including the platform specific makefile to allow the 628# platform to overwrite the default options 629################################################################################ 630 631$(eval $(call add_define,ARM_ARCH_MAJOR)) 632$(eval $(call add_define,ARM_ARCH_MINOR)) 633$(eval $(call add_define,ARM_GIC_ARCH)) 634$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 635$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 636$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 637$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 638$(eval $(call add_define,ENABLE_AMU)) 639$(eval $(call add_define,ENABLE_ASSERTIONS)) 640$(eval $(call add_define,ENABLE_BACKTRACE)) 641$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 642$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 643$(eval $(call add_define,ENABLE_PMF)) 644$(eval $(call add_define,ENABLE_PSCI_STAT)) 645$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 646$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 647$(eval $(call add_define,ENABLE_SPM)) 648$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 649$(eval $(call add_define,ERROR_DEPRECATED)) 650$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 651$(eval $(call add_define,GICV2_G0_FOR_EL3)) 652$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 653$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 654$(eval $(call add_define,LOAD_IMAGE_V2)) 655$(eval $(call add_define,LOG_LEVEL)) 656$(eval $(call add_define,MULTI_CONSOLE_API)) 657$(eval $(call add_define,NS_TIMER_SWITCH)) 658$(eval $(call add_define,PL011_GENERIC_UART)) 659$(eval $(call add_define,PLAT_${PLAT})) 660$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 661$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 662$(eval $(call add_define,RAS_EXTENSION)) 663$(eval $(call add_define,RESET_TO_BL31)) 664$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 665$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 666$(eval $(call add_define,SPD_${SPD})) 667$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 668$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 669$(eval $(call add_define,USE_COHERENT_MEM)) 670$(eval $(call add_define,USE_ROMLIB)) 671$(eval $(call add_define,USE_TBBR_DEFS)) 672$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 673$(eval $(call add_define,BL2_AT_EL3)) 674$(eval $(call add_define,BL2_IN_XIP_MEM)) 675 676# Define the EL3_PAYLOAD_BASE flag only if it is provided. 677ifdef EL3_PAYLOAD_BASE 678 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 679else 680 # Define the PRELOADED_BL33_BASE flag only if it is provided and 681 # EL3_PAYLOAD_BASE is not defined, as it has priority. 682 ifdef PRELOADED_BL33_BASE 683 $(eval $(call add_define,PRELOADED_BL33_BASE)) 684 endif 685endif 686# Define the AARCH32/AARCH64 flag based on the ARCH flag 687ifeq (${ARCH},aarch32) 688 $(eval $(call add_define,AARCH32)) 689else 690 $(eval $(call add_define,AARCH64)) 691endif 692 693# Define the DYN_DISABLE_AUTH flag only if set. 694ifeq (${DYN_DISABLE_AUTH},1) 695$(eval $(call add_define,DYN_DISABLE_AUTH)) 696endif 697 698################################################################################ 699# Build targets 700################################################################################ 701 702.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 703.SUFFIXES: 704 705all: msg_start 706 707msg_start: 708 @echo "Building ${PLAT}" 709 710# Check if deprecated declarations and cpp warnings should be treated as error or not. 711ifeq (${ERROR_DEPRECATED},0) 712 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 713endif 714 715$(eval $(call MAKE_LIB_DIRS)) 716$(eval $(call MAKE_LIB,c)) 717 718# Expand build macros for the different images 719ifeq (${NEED_BL1},yes) 720$(eval $(call MAKE_BL,1)) 721endif 722 723ifeq (${NEED_BL2},yes) 724ifeq (${BL2_AT_EL3}, 0) 725FIP_BL2_ARGS := tb-fw 726endif 727 728$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 729 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 730endif 731 732ifeq (${NEED_SCP_BL2},yes) 733$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 734endif 735 736ifeq (${NEED_BL31},yes) 737BL31_SOURCES += ${SPD_SOURCES} 738$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 739 $(eval $(call MAKE_BL,31,soc-fw))) 740endif 741 742# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 743# build system will call TOOL_ADD_IMG to print a warning message and abort the 744# process. Note that the dependency on BL32 applies to the FIP only. 745ifeq (${NEED_BL32},yes) 746 747BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 748 749$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 750 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 751endif 752 753# Add the BL33 image if required by the platform 754ifeq (${NEED_BL33},yes) 755$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 756endif 757 758ifeq (${NEED_BL2U},yes) 759$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 760 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 761endif 762 763# Expand build macros for the different images 764ifeq (${NEED_FDT},yes) 765 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 766endif 767 768locate-checkpatch: 769ifndef CHECKPATCH 770 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 771else 772ifeq (,$(wildcard ${CHECKPATCH})) 773 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 774endif 775endif 776 777clean: 778 @echo " CLEAN" 779 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 780 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 781 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 782 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 783 784realclean distclean: 785 @echo " REALCLEAN" 786 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 787 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 788 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 789 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 790 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 791 792checkcodebase: locate-checkpatch 793 @echo " CHECKING STYLE" 794 @if test -d .git ; then \ 795 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 796 while read GIT_FILE ; \ 797 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 798 done ; \ 799 else \ 800 find . -type f -not -iwholename "*.git*" \ 801 -not -iwholename "*build*" \ 802 -not -iwholename "*libfdt*" \ 803 -not -iwholename "*libc*" \ 804 -not -iwholename "*docs*" \ 805 -not -iwholename "*.md" \ 806 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 807 fi 808 809checkpatch: locate-checkpatch 810 @echo " CHECKING STYLE" 811 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 812 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 813 printf "\n[*] Checking style of '$$commit'\n\n"; \ 814 git log --format=email "$$commit~..$$commit" \ 815 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 816 git diff --format=email "$$commit~..$$commit" \ 817 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 818 done 819 820certtool: ${CRTTOOL} 821 822.PHONY: ${CRTTOOL} 823${CRTTOOL}: 824 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 825 @${ECHO_BLANK_LINE} 826 @echo "Built $@ successfully" 827 @${ECHO_BLANK_LINE} 828 829ifneq (${GENERATE_COT},0) 830certificates: ${CRT_DEPS} ${CRTTOOL} 831 ${Q}${CRTTOOL} ${CRT_ARGS} 832 @${ECHO_BLANK_LINE} 833 @echo "Built $@ successfully" 834 @echo "Certificates can be found in ${BUILD_PLAT}" 835 @${ECHO_BLANK_LINE} 836endif 837 838${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 839 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 840 ${Q}${FIPTOOL} info $@ 841 @${ECHO_BLANK_LINE} 842 @echo "Built $@ successfully" 843 @${ECHO_BLANK_LINE} 844 845ifneq (${GENERATE_COT},0) 846fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 847 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 848 @${ECHO_BLANK_LINE} 849 @echo "Built $@ successfully" 850 @echo "FWU certificates can be found in ${BUILD_PLAT}" 851 @${ECHO_BLANK_LINE} 852endif 853 854${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 855 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 856 ${Q}${FIPTOOL} info $@ 857 @${ECHO_BLANK_LINE} 858 @echo "Built $@ successfully" 859 @${ECHO_BLANK_LINE} 860 861fiptool: ${FIPTOOL} 862fip: ${BUILD_PLAT}/${FIP_NAME} 863fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 864 865.PHONY: ${FIPTOOL} 866${FIPTOOL}: 867 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 868 869.PHONY: libraries 870romlib.bin: libraries 871 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 872 873cscope: 874 @echo " CSCOPE" 875 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 876 ${Q}cscope -b -q -k 877 878help: 879 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 880 @echo "" 881 @echo "PLAT is used to specify which platform you wish to build." 882 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 883 @echo "" 884 @echo "Please refer to the User Guide for a list of all supported options." 885 @echo "Note that the build system doesn't track dependencies for build " 886 @echo "options. Therefore, if any of the build options are changed " 887 @echo "from a previous build, a clean build must be performed." 888 @echo "" 889 @echo "Supported Targets:" 890 @echo " all Build all individual bootloader binaries" 891 @echo " bl1 Build the BL1 binary" 892 @echo " bl2 Build the BL2 binary" 893 @echo " bl2u Build the BL2U binary" 894 @echo " bl31 Build the BL31 binary" 895 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 896 @echo " this builds secure payload specified by AARCH32_SP" 897 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 898 @echo " fip Build the Firmware Image Package (FIP)" 899 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 900 @echo " checkcodebase Check the coding style of the entire source tree" 901 @echo " checkpatch Check the coding style on changes in the current" 902 @echo " branch against BASE_COMMIT (default origin/master)" 903 @echo " clean Clean the build for the selected platform" 904 @echo " cscope Generate cscope index" 905 @echo " distclean Remove all build artifacts for all platforms" 906 @echo " certtool Build the Certificate generation tool" 907 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 908 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 909 @echo "" 910 @echo "Note: most build targets require PLAT to be set to a specific platform." 911 @echo "" 912 @echo "example: build all targets for the FVP platform:" 913 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 914