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/stdlib, \ 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/stdlib, \ 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 ASFLAGS += -g -Wa,--gdwarf-2 89 # Use LOG_LEVEL_INFO by default for debug builds 90 LOG_LEVEL := 40 91else 92 BUILD_TYPE := release 93 # Use LOG_LEVEL_NOTICE by default for release builds 94 LOG_LEVEL := 20 95endif 96 97# Default build string (git branch and commit) 98ifeq (${BUILD_STRING},) 99 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 100endif 101VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 102 103# The cert_create tool cannot generate certificates individually, so we use the 104# target 'certificates' to create them all 105ifneq (${GENERATE_COT},0) 106 FIP_DEPS += certificates 107 FWU_FIP_DEPS += fwu_certificates 108endif 109 110 111################################################################################ 112# Toolchain 113################################################################################ 114 115HOSTCC := gcc 116export HOSTCC 117 118CC := ${CROSS_COMPILE}gcc 119CPP := ${CROSS_COMPILE}cpp 120AS := ${CROSS_COMPILE}gcc 121AR := ${CROSS_COMPILE}ar 122LD := ${CROSS_COMPILE}ld 123OC := ${CROSS_COMPILE}objcopy 124OD := ${CROSS_COMPILE}objdump 125NM := ${CROSS_COMPILE}nm 126PP := ${CROSS_COMPILE}gcc -E 127DTC := dtc 128 129# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 130ifneq ($(strip $(wildcard ${LD}.bfd) \ 131 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LD}.bfd))),) 132LD := ${LD}.bfd 133endif 134 135ifeq (${ARM_ARCH_MAJOR},7) 136target32-directive = -target arm-none-eabi 137# Will set march32-directive from platform configuration 138else 139target32-directive = -target armv8a-none-eabi 140march32-directive = -march=armv8-a 141endif 142 143ifeq ($(notdir $(CC)),armclang) 144TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 145TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 146else ifneq ($(findstring clang,$(notdir $(CC))),) 147TF_CFLAGS_aarch32 = $(target32-directive) 148TF_CFLAGS_aarch64 = -target aarch64-elf 149else 150TF_CFLAGS_aarch32 = $(march32-directive) 151TF_CFLAGS_aarch64 = -march=armv8-a 152endif 153 154TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 155 156ASFLAGS_aarch32 = $(march32-directive) 157ASFLAGS_aarch64 = -march=armv8-a 158 159CPPFLAGS = ${DEFINES} ${INCLUDES} -nostdinc \ 160 -Wmissing-include-dirs -Werror 161ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 162 -D__ASSEMBLY__ -ffreestanding \ 163 -Wa,--fatal-warnings 164TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 165 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 166 -Os -ffunction-sections -fdata-sections 167 168GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 169PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 170 171ifneq ($(PIE_FOUND),) 172TF_CFLAGS += -fno-PIE 173endif 174 175TF_LDFLAGS += --fatal-warnings -O1 176TF_LDFLAGS += --gc-sections 177TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 178 179DTC_FLAGS += -I dts -O dtb 180 181################################################################################ 182# Common sources and include directories 183################################################################################ 184include lib/compiler-rt/compiler-rt.mk 185include lib/stdlib/stdlib.mk 186 187BL_COMMON_SOURCES += common/bl_common.c \ 188 common/tf_log.c \ 189 common/tf_printf.c \ 190 common/tf_snprintf.c \ 191 common/${ARCH}/debug.S \ 192 lib/${ARCH}/cache_helpers.S \ 193 lib/${ARCH}/misc_helpers.S \ 194 plat/common/plat_bl_common.c \ 195 plat/common/plat_log_common.c \ 196 plat/common/${ARCH}/plat_common.c \ 197 plat/common/${ARCH}/platform_helpers.S \ 198 ${COMPILER_RT_SRCS} \ 199 ${STDLIB_SRCS} 200 201INCLUDES += -Iinclude/bl1 \ 202 -Iinclude/bl2 \ 203 -Iinclude/bl2u \ 204 -Iinclude/bl31 \ 205 -Iinclude/common \ 206 -Iinclude/common/${ARCH} \ 207 -Iinclude/drivers \ 208 -Iinclude/drivers/arm \ 209 -Iinclude/drivers/auth \ 210 -Iinclude/drivers/io \ 211 -Iinclude/drivers/ti/uart \ 212 -Iinclude/lib \ 213 -Iinclude/lib/${ARCH} \ 214 -Iinclude/lib/cpus \ 215 -Iinclude/lib/cpus/${ARCH} \ 216 -Iinclude/lib/el3_runtime \ 217 -Iinclude/lib/el3_runtime/${ARCH} \ 218 -Iinclude/lib/extensions \ 219 -Iinclude/lib/pmf \ 220 -Iinclude/lib/psci \ 221 -Iinclude/lib/xlat_tables \ 222 -Iinclude/plat/common \ 223 -Iinclude/services \ 224 ${PLAT_INCLUDES} \ 225 ${SPD_INCLUDES} \ 226 -Iinclude/tools_share 227 228 229################################################################################ 230# Generic definitions 231################################################################################ 232 233include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 234 235BUILD_BASE := ./build 236BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 237 238SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 239 240# Platforms providing their own TBB makefile may override this value 241INCLUDE_TBBR_MK := 1 242 243 244################################################################################ 245# Include SPD Makefile if one has been specified 246################################################################################ 247 248ifneq (${SPD},none) 249ifeq (${ARCH},aarch32) 250 $(error "Error: SPD is incompatible with AArch32.") 251endif 252ifdef EL3_PAYLOAD_BASE 253 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 254 $(warning "The SPD and its BL32 companion will be present but ignored.") 255endif 256 # We expect to locate an spd.mk under the specified SPD directory 257 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 258 259 ifeq (${SPD_MAKE},) 260 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 261 endif 262 $(info Including ${SPD_MAKE}) 263 include ${SPD_MAKE} 264 265 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 266 # Makefile would set NEED_BL32 to "yes". In this case, the build system 267 # supports two mutually exclusive options: 268 # * BL32 is built from source: then BL32_SOURCES must contain the list 269 # of source files to build BL32 270 # * BL32 is a prebuilt binary: then BL32 must point to the image file 271 # that will be included in the FIP 272 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 273 # over the sources. 274endif 275 276################################################################################ 277# Include the platform specific Makefile after the SPD Makefile (the platform 278# makefile may use all previous definitions in this file) 279################################################################################ 280 281include ${PLAT_MAKEFILE_FULL} 282 283$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 284 285ifeq (${ARM_ARCH_MAJOR},7) 286include make_helpers/armv7-a-cpus.mk 287endif 288 289# Platform compatibility is not supported in AArch32 290ifneq (${ARCH},aarch32) 291# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 292ifndef ENABLE_PLAT_COMPAT 293ENABLE_PLAT_COMPAT := 1 294endif 295 296# Include the platform compatibility helpers for PSCI 297ifneq (${ENABLE_PLAT_COMPAT}, 0) 298include plat/compat/plat_compat.mk 299endif 300endif 301 302# Include the CPU specific operations makefile, which provides default 303# values for all CPU errata workarounds and CPU specific optimisations. 304# This can be overridden by the platform. 305include lib/cpus/cpu-ops.mk 306 307ifeq (${ARCH},aarch32) 308NEED_BL32 := yes 309 310################################################################################ 311# Build `AARCH32_SP` as BL32 image for AArch32 312################################################################################ 313ifneq (${AARCH32_SP},none) 314# We expect to locate an sp.mk under the specified AARCH32_SP directory 315AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 316 317ifeq (${AARCH32_SP_MAKE},) 318 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 319endif 320 321$(info Including ${AARCH32_SP_MAKE}) 322include ${AARCH32_SP_MAKE} 323endif 324 325endif 326 327################################################################################ 328# Check incompatible options 329################################################################################ 330 331ifdef EL3_PAYLOAD_BASE 332 ifdef PRELOADED_BL33_BASE 333 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 334 incompatible build options. EL3_PAYLOAD_BASE has priority.") 335 endif 336 ifneq (${GENERATE_COT},0) 337 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 338 endif 339 ifneq (${TRUSTED_BOARD_BOOT},0) 340 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 341 endif 342endif 343 344ifeq (${NEED_BL33},yes) 345 ifdef EL3_PAYLOAD_BASE 346 $(warning "BL33 image is not needed when option \ 347 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 348 endif 349 ifdef PRELOADED_BL33_BASE 350 $(warning "BL33 image is not needed when option \ 351 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 352 file.") 353 endif 354endif 355 356# For AArch32, LOAD_IMAGE_V2 must be enabled. 357ifeq (${ARCH},aarch32) 358 ifeq (${LOAD_IMAGE_V2}, 0) 359 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 360 endif 361endif 362 363# When building for systems with hardware-assisted coherency, there's no need to 364# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 365ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 366$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 367endif 368 369ifneq ($(MULTI_CONSOLE_API), 0) 370 ifeq (${ARCH},aarch32) 371 $(error "Error: MULTI_CONSOLE_API is not supported for AArch32") 372 endif 373endif 374 375#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 376ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 377$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 378endif 379 380# SMC Calling Convention checks 381ifneq (${SMCCC_MAJOR_VERSION},1) 382 ifneq (${SPD},none) 383 $(error "SMC Calling Convention 1.X must be used with SPDs") 384 endif 385 ifeq (${ARCH},aarch32) 386 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 387 endif 388endif 389 390# For RAS_EXTENSION, require that EAs are handled in EL3 first 391ifeq ($(RAS_EXTENSION),1) 392 ifneq ($(HANDLE_EA_EL3_FIRST),1) 393 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 394 endif 395endif 396 397# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 398ifeq ($(FAULT_INJECTION_SUPPORT),1) 399 ifneq ($(RAS_EXTENSION),1) 400 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 401 endif 402endif 403 404# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 and LOAD_IMAGE_V2=1 405ifeq ($(DYN_DISABLE_AUTH), 1) 406 ifeq (${TRUSTED_BOARD_BOOT}, 0) 407 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 408 endif 409 ifeq (${LOAD_IMAGE_V2}, 0) 410 $(error "DYN_DISABLE_AUTH is only supported for LOAD_IMAGE_V2.") 411 endif 412endif 413 414################################################################################ 415# Process platform overrideable behaviour 416################################################################################ 417 418# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 419# supplied for the FIP and Certificate generation tools. This flag can be 420# overridden by the platform. 421ifdef BL2_SOURCES 422 ifdef EL3_PAYLOAD_BASE 423 # If booting an EL3 payload there is no need for a BL33 image 424 # in the FIP file. 425 NEED_BL33 := no 426 else 427 ifdef PRELOADED_BL33_BASE 428 # If booting a BL33 preloaded image there is no need of 429 # another one in the FIP file. 430 NEED_BL33 := no 431 else 432 NEED_BL33 ?= yes 433 endif 434 endif 435endif 436 437# If SCP_BL2 is given, we always want FIP to include it. 438ifdef SCP_BL2 439 NEED_SCP_BL2 := yes 440endif 441 442# For AArch32, BL31 is not currently supported. 443ifneq (${ARCH},aarch32) 444 ifdef BL31_SOURCES 445 # When booting an EL3 payload, there is no need to compile the BL31 image nor 446 # put it in the FIP. 447 ifndef EL3_PAYLOAD_BASE 448 NEED_BL31 := yes 449 endif 450 endif 451endif 452 453# Process TBB related flags 454ifneq (${GENERATE_COT},0) 455 # Common cert_create options 456 ifneq (${CREATE_KEYS},0) 457 $(eval CRT_ARGS += -n) 458 $(eval FWU_CRT_ARGS += -n) 459 ifneq (${SAVE_KEYS},0) 460 $(eval CRT_ARGS += -k) 461 $(eval FWU_CRT_ARGS += -k) 462 endif 463 endif 464 # Include TBBR makefile (unless the platform indicates otherwise) 465 ifeq (${INCLUDE_TBBR_MK},1) 466 include make_helpers/tbbr/tbbr_tools.mk 467 endif 468endif 469 470ifneq (${FIP_ALIGN},0) 471FIP_ARGS += --align ${FIP_ALIGN} 472endif 473 474################################################################################ 475# Include libraries' Makefile that are used in all BL 476################################################################################ 477 478include lib/stack_protector/stack_protector.mk 479 480################################################################################ 481# Auxiliary tools (fiptool, cert_create, etc) 482################################################################################ 483 484# Variables for use with Certificate Generation Tool 485CRTTOOLPATH ?= tools/cert_create 486CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 487 488# Variables for use with Firmware Image Package 489FIPTOOLPATH ?= tools/fiptool 490FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 491 492################################################################################ 493# Include BL specific makefiles 494################################################################################ 495ifdef BL1_SOURCES 496NEED_BL1 := yes 497include bl1/bl1.mk 498endif 499 500ifdef BL2_SOURCES 501NEED_BL2 := yes 502include bl2/bl2.mk 503endif 504 505ifdef BL2U_SOURCES 506NEED_BL2U := yes 507include bl2u/bl2u.mk 508endif 509 510ifeq (${NEED_BL31},yes) 511ifdef BL31_SOURCES 512include bl31/bl31.mk 513endif 514endif 515 516ifdef FDT_SOURCES 517NEED_FDT := yes 518endif 519 520################################################################################ 521# Build options checks 522################################################################################ 523 524$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 525$(eval $(call assert_boolean,CREATE_KEYS)) 526$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 527$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 528$(eval $(call assert_boolean,DEBUG)) 529$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 530$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 531$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 532$(eval $(call assert_boolean,ENABLE_AMU)) 533$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 534$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 535$(eval $(call assert_boolean,ENABLE_PMF)) 536$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 537$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 538$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 539$(eval $(call assert_boolean,ENABLE_SPM)) 540$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 541$(eval $(call assert_boolean,ERROR_DEPRECATED)) 542$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 543$(eval $(call assert_boolean,GENERATE_COT)) 544$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 545$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 546$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 547$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 548$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 549$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 550$(eval $(call assert_boolean,PL011_GENERIC_UART)) 551$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 552$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 553$(eval $(call assert_boolean,RAS_EXTENSION)) 554$(eval $(call assert_boolean,RESET_TO_BL31)) 555$(eval $(call assert_boolean,SAVE_KEYS)) 556$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 557$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 558$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 559$(eval $(call assert_boolean,USE_COHERENT_MEM)) 560$(eval $(call assert_boolean,USE_TBBR_DEFS)) 561$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 562$(eval $(call assert_boolean,BL2_AT_EL3)) 563$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 564 565$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 566$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 567$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 568 569################################################################################ 570# Add definitions to the cpp preprocessor based on the current build options. 571# This is done after including the platform specific makefile to allow the 572# platform to overwrite the default options 573################################################################################ 574 575$(eval $(call add_define,ARM_ARCH_MAJOR)) 576$(eval $(call add_define,ARM_ARCH_MINOR)) 577$(eval $(call add_define,ARM_GIC_ARCH)) 578$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 579$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 580$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 581$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 582$(eval $(call add_define,ENABLE_AMU)) 583$(eval $(call add_define,ENABLE_ASSERTIONS)) 584$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 585$(eval $(call add_define,ENABLE_PMF)) 586$(eval $(call add_define,ENABLE_PSCI_STAT)) 587$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 588$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 589$(eval $(call add_define,ENABLE_SPM)) 590$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 591$(eval $(call add_define,ERROR_DEPRECATED)) 592$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 593$(eval $(call add_define,GICV2_G0_FOR_EL3)) 594$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 595$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 596$(eval $(call add_define,LOAD_IMAGE_V2)) 597$(eval $(call add_define,LOG_LEVEL)) 598$(eval $(call add_define,MULTI_CONSOLE_API)) 599$(eval $(call add_define,NS_TIMER_SWITCH)) 600$(eval $(call add_define,PL011_GENERIC_UART)) 601$(eval $(call add_define,PLAT_${PLAT})) 602$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 603$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 604$(eval $(call add_define,RAS_EXTENSION)) 605$(eval $(call add_define,RESET_TO_BL31)) 606$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 607$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 608$(eval $(call add_define,SPD_${SPD})) 609$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 610$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 611$(eval $(call add_define,USE_COHERENT_MEM)) 612$(eval $(call add_define,USE_TBBR_DEFS)) 613$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 614$(eval $(call add_define,BL2_AT_EL3)) 615$(eval $(call add_define,BL2_IN_XIP_MEM)) 616 617# Define the EL3_PAYLOAD_BASE flag only if it is provided. 618ifdef EL3_PAYLOAD_BASE 619 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 620else 621 # Define the PRELOADED_BL33_BASE flag only if it is provided and 622 # EL3_PAYLOAD_BASE is not defined, as it has priority. 623 ifdef PRELOADED_BL33_BASE 624 $(eval $(call add_define,PRELOADED_BL33_BASE)) 625 endif 626endif 627# Define the AARCH32/AARCH64 flag based on the ARCH flag 628ifeq (${ARCH},aarch32) 629 $(eval $(call add_define,AARCH32)) 630else 631 $(eval $(call add_define,AARCH64)) 632endif 633 634# Define the DYN_DISABLE_AUTH flag only if set. 635ifeq (${DYN_DISABLE_AUTH},1) 636$(eval $(call add_define,DYN_DISABLE_AUTH)) 637endif 638 639################################################################################ 640# Build targets 641################################################################################ 642 643.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 644.SUFFIXES: 645 646all: msg_start 647 648msg_start: 649 @echo "Building ${PLAT}" 650 651# Check if deprecated declarations and cpp warnings should be treated as error or not. 652ifeq (${ERROR_DEPRECATED},0) 653 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 654endif 655 656# Expand build macros for the different images 657ifeq (${NEED_BL1},yes) 658$(eval $(call MAKE_BL,1)) 659endif 660 661ifeq (${NEED_BL2},yes) 662ifeq (${BL2_AT_EL3}, 0) 663FIP_BL2_ARGS := tb-fw 664endif 665 666$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 667 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 668endif 669 670ifeq (${NEED_SCP_BL2},yes) 671$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 672endif 673 674ifeq (${NEED_BL31},yes) 675BL31_SOURCES += ${SPD_SOURCES} 676$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 677 $(eval $(call MAKE_BL,31,soc-fw))) 678endif 679 680# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 681# build system will call TOOL_ADD_IMG to print a warning message and abort the 682# process. Note that the dependency on BL32 applies to the FIP only. 683ifeq (${NEED_BL32},yes) 684 685BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 686 687$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 688 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 689endif 690 691# Add the BL33 image if required by the platform 692ifeq (${NEED_BL33},yes) 693$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 694endif 695 696ifeq (${NEED_BL2U},yes) 697$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 698 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 699endif 700 701# Expand build macros for the different images 702ifeq (${NEED_FDT},yes) 703 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 704endif 705 706locate-checkpatch: 707ifndef CHECKPATCH 708 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 709else 710ifeq (,$(wildcard ${CHECKPATCH})) 711 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 712endif 713endif 714 715clean: 716 @echo " CLEAN" 717 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 718 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 719 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 720 721realclean distclean: 722 @echo " REALCLEAN" 723 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 724 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 725 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 726 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 727 728checkcodebase: locate-checkpatch 729 @echo " CHECKING STYLE" 730 @if test -d .git ; then \ 731 git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' | \ 732 while read GIT_FILE ; \ 733 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 734 done ; \ 735 else \ 736 find . -type f -not -iwholename "*.git*" \ 737 -not -iwholename "*build*" \ 738 -not -iwholename "*libfdt*" \ 739 -not -iwholename "*stdlib*" \ 740 -not -iwholename "*docs*" \ 741 -not -iwholename "*.md" \ 742 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 743 fi 744 745checkpatch: locate-checkpatch 746 @echo " CHECKING STYLE" 747 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 748 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 749 printf "\n[*] Checking style of '$$commit'\n\n"; \ 750 git log --format=email "$$commit~..$$commit" \ 751 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 752 git diff --format=email "$$commit~..$$commit" \ 753 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 754 done 755 756certtool: ${CRTTOOL} 757 758.PHONY: ${CRTTOOL} 759${CRTTOOL}: 760 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 761 @${ECHO_BLANK_LINE} 762 @echo "Built $@ successfully" 763 @${ECHO_BLANK_LINE} 764 765ifneq (${GENERATE_COT},0) 766certificates: ${CRT_DEPS} ${CRTTOOL} 767 ${Q}${CRTTOOL} ${CRT_ARGS} 768 @${ECHO_BLANK_LINE} 769 @echo "Built $@ successfully" 770 @echo "Certificates can be found in ${BUILD_PLAT}" 771 @${ECHO_BLANK_LINE} 772endif 773 774${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 775 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 776 ${Q}${FIPTOOL} info $@ 777 @${ECHO_BLANK_LINE} 778 @echo "Built $@ successfully" 779 @${ECHO_BLANK_LINE} 780 781ifneq (${GENERATE_COT},0) 782fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 783 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 784 @${ECHO_BLANK_LINE} 785 @echo "Built $@ successfully" 786 @echo "FWU certificates can be found in ${BUILD_PLAT}" 787 @${ECHO_BLANK_LINE} 788endif 789 790${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 791 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 792 ${Q}${FIPTOOL} info $@ 793 @${ECHO_BLANK_LINE} 794 @echo "Built $@ successfully" 795 @${ECHO_BLANK_LINE} 796 797fiptool: ${FIPTOOL} 798fip: ${BUILD_PLAT}/${FIP_NAME} 799fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 800 801.PHONY: ${FIPTOOL} 802${FIPTOOL}: 803 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 804 805cscope: 806 @echo " CSCOPE" 807 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 808 ${Q}cscope -b -q -k 809 810help: 811 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 812 @echo "" 813 @echo "PLAT is used to specify which platform you wish to build." 814 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 815 @echo "" 816 @echo "Please refer to the User Guide for a list of all supported options." 817 @echo "Note that the build system doesn't track dependencies for build " 818 @echo "options. Therefore, if any of the build options are changed " 819 @echo "from a previous build, a clean build must be performed." 820 @echo "" 821 @echo "Supported Targets:" 822 @echo " all Build all individual bootloader binaries" 823 @echo " bl1 Build the BL1 binary" 824 @echo " bl2 Build the BL2 binary" 825 @echo " bl2u Build the BL2U binary" 826 @echo " bl31 Build the BL31 binary" 827 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 828 @echo " this builds secure payload specified by AARCH32_SP" 829 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 830 @echo " fip Build the Firmware Image Package (FIP)" 831 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 832 @echo " checkcodebase Check the coding style of the entire source tree" 833 @echo " checkpatch Check the coding style on changes in the current" 834 @echo " branch against BASE_COMMIT (default origin/master)" 835 @echo " clean Clean the build for the selected platform" 836 @echo " cscope Generate cscope index" 837 @echo " distclean Remove all build artifacts for all platforms" 838 @echo " certtool Build the Certificate generation tool" 839 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 840 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 841 @echo "" 842 @echo "Note: most build targets require PLAT to be set to a specific platform." 843 @echo "" 844 @echo "example: build all targets for the FVP platform:" 845 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 846