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 := 2 11VERSION_MINOR := 0 12 13# Default goal is build all images 14.DEFAULT_GOAL := all 15 16# Avoid any implicit propagation of command line variable definitions to 17# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 18# usage. Other command line options like "-s" are still propagated as usual. 19MAKEOVERRIDES = 20 21MAKE_HELPERS_DIRECTORY := make_helpers/ 22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 23include ${MAKE_HELPERS_DIRECTORY}build_env.mk 24 25################################################################################ 26# Default values for build configurations, and their dependencies 27################################################################################ 28 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 ECHO:=@echo 78 CHECKCODE_ARGS += --no-summary --terse 79else 80 Q:= 81 ECHO:=$(ECHO_QUIET) 82endif 83 84ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 85 Q:=@ 86 ECHO:=$(ECHO_QUIET) 87endif 88 89export Q ECHO 90 91# Process Debug flag 92$(eval $(call add_define,DEBUG)) 93ifneq (${DEBUG}, 0) 94 BUILD_TYPE := debug 95 TF_CFLAGS += -g 96 97 ifneq ($(findstring clang,$(notdir $(CC))),) 98 ASFLAGS += -g 99 else 100 ASFLAGS += -g -Wa,--gdwarf-2 101 endif 102 103 # Use LOG_LEVEL_INFO by default for debug builds 104 LOG_LEVEL := 40 105else 106 BUILD_TYPE := release 107 # Use LOG_LEVEL_NOTICE by default for release builds 108 LOG_LEVEL := 20 109endif 110 111# Default build string (git branch and commit) 112ifeq (${BUILD_STRING},) 113 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 114endif 115VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 116 117# The cert_create tool cannot generate certificates individually, so we use the 118# target 'certificates' to create them all 119ifneq (${GENERATE_COT},0) 120 FIP_DEPS += certificates 121 FWU_FIP_DEPS += fwu_certificates 122endif 123 124 125################################################################################ 126# Toolchain 127################################################################################ 128 129HOSTCC := gcc 130export HOSTCC 131 132CC := ${CROSS_COMPILE}gcc 133CPP := ${CROSS_COMPILE}cpp 134AS := ${CROSS_COMPILE}gcc 135AR := ${CROSS_COMPILE}ar 136LINKER := ${CROSS_COMPILE}ld 137OC := ${CROSS_COMPILE}objcopy 138OD := ${CROSS_COMPILE}objdump 139NM := ${CROSS_COMPILE}nm 140PP := ${CROSS_COMPILE}gcc -E 141DTC := dtc 142 143# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 144ifneq ($(strip $(wildcard ${LD}.bfd) \ 145 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 146LINKER := ${LINKER}.bfd 147endif 148 149ifeq (${ARM_ARCH_MAJOR},7) 150target32-directive = -target arm-none-eabi 151# Will set march32-directive from platform configuration 152else 153target32-directive = -target armv8a-none-eabi 154march32-directive = -march=armv8-a 155endif 156 157ifeq ($(notdir $(CC)),armclang) 158TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 159TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 160LD = $(LINKER) 161AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 162CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 163PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 164else ifneq ($(findstring clang,$(notdir $(CC))),) 165TF_CFLAGS_aarch32 = $(target32-directive) 166TF_CFLAGS_aarch64 = -target aarch64-elf 167LD = $(LINKER) 168AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 169CPP = $(CC) -E 170PP = $(CC) -E 171else 172TF_CFLAGS_aarch32 = $(march32-directive) 173TF_CFLAGS_aarch64 = -march=armv8-a 174LD = $(LINKER) 175endif 176 177ifeq (${AARCH32_INSTRUCTION_SET},A32) 178TF_CFLAGS_aarch32 += -marm 179else ifeq (${AARCH32_INSTRUCTION_SET},T32) 180TF_CFLAGS_aarch32 += -mthumb 181else 182$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 183endif 184 185TF_CFLAGS_aarch32 += -mno-unaligned-access 186TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 187 188ASFLAGS_aarch32 = $(march32-directive) 189ASFLAGS_aarch64 = -march=armv8-a 190 191CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 192 -Wmissing-include-dirs -Werror 193ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 194 -D__ASSEMBLY__ -ffreestanding \ 195 -Wa,--fatal-warnings 196TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 197 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 198 -Os -ffunction-sections -fdata-sections 199 200GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 201 202TF_LDFLAGS += --fatal-warnings -O1 203TF_LDFLAGS += --gc-sections 204TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 205 206DTC_FLAGS += -I dts -O dtb 207 208################################################################################ 209# Common sources and include directories 210################################################################################ 211include lib/compiler-rt/compiler-rt.mk 212include lib/libc/libc.mk 213 214BL_COMMON_SOURCES += common/bl_common.c \ 215 common/tf_log.c \ 216 common/${ARCH}/debug.S \ 217 lib/${ARCH}/cache_helpers.S \ 218 lib/${ARCH}/misc_helpers.S \ 219 plat/common/plat_bl_common.c \ 220 plat/common/plat_log_common.c \ 221 plat/common/${ARCH}/plat_common.c \ 222 plat/common/${ARCH}/platform_helpers.S \ 223 ${COMPILER_RT_SRCS} 224 225ifeq ($(notdir $(CC)),armclang) 226BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 227endif 228 229INCLUDES += -Iinclude \ 230 -Iinclude/bl1 \ 231 -Iinclude/bl2 \ 232 -Iinclude/bl2u \ 233 -Iinclude/bl31 \ 234 -Iinclude/common \ 235 -Iinclude/common/${ARCH} \ 236 -Iinclude/drivers \ 237 -Iinclude/drivers/arm \ 238 -Iinclude/drivers/auth \ 239 -Iinclude/drivers/io \ 240 -Iinclude/drivers/ti/uart \ 241 -Iinclude/lib \ 242 -Iinclude/lib/${ARCH} \ 243 -Iinclude/lib/cpus \ 244 -Iinclude/lib/cpus/${ARCH} \ 245 -Iinclude/lib/el3_runtime \ 246 -Iinclude/lib/el3_runtime/${ARCH} \ 247 -Iinclude/lib/extensions \ 248 -Iinclude/lib/pmf \ 249 -Iinclude/lib/psci \ 250 -Iinclude/lib/xlat_tables \ 251 -Iinclude/plat/common \ 252 -Iinclude/services \ 253 ${PLAT_INCLUDES} \ 254 ${SPD_INCLUDES} \ 255 -Iinclude/tools_share 256 257include common/backtrace/backtrace.mk 258 259################################################################################ 260# Generic definitions 261################################################################################ 262 263include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 264 265BUILD_BASE := ./build 266BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 267 268SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 269 270# Platforms providing their own TBB makefile may override this value 271INCLUDE_TBBR_MK := 1 272 273 274################################################################################ 275# Include SPD Makefile if one has been specified 276################################################################################ 277 278ifneq (${SPD},none) 279ifeq (${ARCH},aarch32) 280 $(error "Error: SPD is incompatible with AArch32.") 281endif 282ifdef EL3_PAYLOAD_BASE 283 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 284 $(warning "The SPD and its BL32 companion will be present but ignored.") 285endif 286 # We expect to locate an spd.mk under the specified SPD directory 287 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 288 289 ifeq (${SPD_MAKE},) 290 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 291 endif 292 $(info Including ${SPD_MAKE}) 293 include ${SPD_MAKE} 294 295 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 296 # Makefile would set NEED_BL32 to "yes". In this case, the build system 297 # supports two mutually exclusive options: 298 # * BL32 is built from source: then BL32_SOURCES must contain the list 299 # of source files to build BL32 300 # * BL32 is a prebuilt binary: then BL32 must point to the image file 301 # that will be included in the FIP 302 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 303 # over the sources. 304endif 305 306################################################################################ 307# Include the platform specific Makefile after the SPD Makefile (the platform 308# makefile may use all previous definitions in this file) 309################################################################################ 310 311include ${PLAT_MAKEFILE_FULL} 312 313$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 314 315ifeq (${ARM_ARCH_MAJOR},7) 316include make_helpers/armv7-a-cpus.mk 317endif 318 319ifeq ($(ENABLE_PIE),1) 320 TF_CFLAGS += -fpie 321 TF_LDFLAGS += -pie 322else 323 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 324 ifneq ($(PIE_FOUND),) 325 TF_CFLAGS += -fno-PIE 326 endif 327endif 328 329# Include the CPU specific operations makefile, which provides default 330# values for all CPU errata workarounds and CPU specific optimisations. 331# This can be overridden by the platform. 332include lib/cpus/cpu-ops.mk 333 334ifeq (${ARCH},aarch32) 335NEED_BL32 := yes 336 337################################################################################ 338# Build `AARCH32_SP` as BL32 image for AArch32 339################################################################################ 340ifneq (${AARCH32_SP},none) 341# We expect to locate an sp.mk under the specified AARCH32_SP directory 342AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 343 344ifeq (${AARCH32_SP_MAKE},) 345 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 346endif 347 348$(info Including ${AARCH32_SP_MAKE}) 349include ${AARCH32_SP_MAKE} 350endif 351 352endif 353 354################################################################################ 355# Check incompatible options 356################################################################################ 357 358ifdef EL3_PAYLOAD_BASE 359 ifdef PRELOADED_BL33_BASE 360 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 361 incompatible build options. EL3_PAYLOAD_BASE has priority.") 362 endif 363 ifneq (${GENERATE_COT},0) 364 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 365 endif 366 ifneq (${TRUSTED_BOARD_BOOT},0) 367 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 368 endif 369endif 370 371ifeq (${NEED_BL33},yes) 372 ifdef EL3_PAYLOAD_BASE 373 $(warning "BL33 image is not needed when option \ 374 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 375 endif 376 ifdef PRELOADED_BL33_BASE 377 $(warning "BL33 image is not needed when option \ 378 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 379 file.") 380 endif 381endif 382 383# When building for systems with hardware-assisted coherency, there's no need to 384# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 385ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 386$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 387endif 388 389#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 390ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 391$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 392endif 393 394# SMC Calling Convention checks 395ifneq (${SMCCC_MAJOR_VERSION},1) 396 ifneq (${SPD},none) 397 $(error "SMC Calling Convention 1.X must be used with SPDs") 398 endif 399 ifeq (${ARCH},aarch32) 400 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 401 endif 402endif 403 404# For RAS_EXTENSION, require that EAs are handled in EL3 first 405ifeq ($(RAS_EXTENSION),1) 406 ifneq ($(HANDLE_EA_EL3_FIRST),1) 407 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 408 endif 409endif 410 411# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 412ifeq ($(FAULT_INJECTION_SUPPORT),1) 413 ifneq ($(RAS_EXTENSION),1) 414 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 415 endif 416endif 417 418# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 419ifeq ($(DYN_DISABLE_AUTH), 1) 420 ifeq (${TRUSTED_BOARD_BOOT}, 0) 421 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 422 endif 423endif 424 425################################################################################ 426# Process platform overrideable behaviour 427################################################################################ 428 429# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 430# supplied for the FIP and Certificate generation tools. This flag can be 431# overridden by the platform. 432ifdef BL2_SOURCES 433 ifdef EL3_PAYLOAD_BASE 434 # If booting an EL3 payload there is no need for a BL33 image 435 # in the FIP file. 436 NEED_BL33 := no 437 else 438 ifdef PRELOADED_BL33_BASE 439 # If booting a BL33 preloaded image there is no need of 440 # another one in the FIP file. 441 NEED_BL33 := no 442 else 443 NEED_BL33 ?= yes 444 endif 445 endif 446endif 447 448# If SCP_BL2 is given, we always want FIP to include it. 449ifdef SCP_BL2 450 NEED_SCP_BL2 := yes 451endif 452 453# For AArch32, BL31 is not currently supported. 454ifneq (${ARCH},aarch32) 455 ifdef BL31_SOURCES 456 # When booting an EL3 payload, there is no need to compile the BL31 image nor 457 # put it in the FIP. 458 ifndef EL3_PAYLOAD_BASE 459 NEED_BL31 := yes 460 endif 461 endif 462endif 463 464# Process TBB related flags 465ifneq (${GENERATE_COT},0) 466 # Common cert_create options 467 ifneq (${CREATE_KEYS},0) 468 $(eval CRT_ARGS += -n) 469 $(eval FWU_CRT_ARGS += -n) 470 ifneq (${SAVE_KEYS},0) 471 $(eval CRT_ARGS += -k) 472 $(eval FWU_CRT_ARGS += -k) 473 endif 474 endif 475 # Include TBBR makefile (unless the platform indicates otherwise) 476 ifeq (${INCLUDE_TBBR_MK},1) 477 include make_helpers/tbbr/tbbr_tools.mk 478 endif 479endif 480 481ifneq (${FIP_ALIGN},0) 482FIP_ARGS += --align ${FIP_ALIGN} 483endif 484 485################################################################################ 486# Include libraries' Makefile that are used in all BL 487################################################################################ 488 489include lib/stack_protector/stack_protector.mk 490 491################################################################################ 492# Auxiliary tools (fiptool, cert_create, etc) 493################################################################################ 494 495# Variables for use with Certificate Generation Tool 496CRTTOOLPATH ?= tools/cert_create 497CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 498 499# Variables for use with Firmware Image Package 500FIPTOOLPATH ?= tools/fiptool 501FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 502 503# Variables for use with ROMLIB 504ROMLIBPATH ?= lib/romlib 505 506################################################################################ 507# Include BL specific makefiles 508################################################################################ 509ifdef BL1_SOURCES 510NEED_BL1 := yes 511include bl1/bl1.mk 512endif 513 514ifdef BL2_SOURCES 515NEED_BL2 := yes 516include bl2/bl2.mk 517endif 518 519ifdef BL2U_SOURCES 520NEED_BL2U := yes 521include bl2u/bl2u.mk 522endif 523 524ifeq (${NEED_BL31},yes) 525ifdef BL31_SOURCES 526include bl31/bl31.mk 527endif 528endif 529 530ifdef FDT_SOURCES 531NEED_FDT := yes 532endif 533 534################################################################################ 535# Build options checks 536################################################################################ 537 538$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 539$(eval $(call assert_boolean,CREATE_KEYS)) 540$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 541$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 542$(eval $(call assert_boolean,DEBUG)) 543$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 544$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 545$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 546$(eval $(call assert_boolean,ENABLE_AMU)) 547$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 548$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 549$(eval $(call assert_boolean,ENABLE_PIE)) 550$(eval $(call assert_boolean,ENABLE_PMF)) 551$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 552$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 553$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 554$(eval $(call assert_boolean,ENABLE_SPM)) 555$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 556$(eval $(call assert_boolean,ERROR_DEPRECATED)) 557$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 558$(eval $(call assert_boolean,GENERATE_COT)) 559$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 560$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 561$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 562$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 563$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 564$(eval $(call assert_boolean,PL011_GENERIC_UART)) 565$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 566$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 567$(eval $(call assert_boolean,RAS_EXTENSION)) 568$(eval $(call assert_boolean,RESET_TO_BL31)) 569$(eval $(call assert_boolean,SAVE_KEYS)) 570$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 571$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 572$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 573$(eval $(call assert_boolean,USE_COHERENT_MEM)) 574$(eval $(call assert_boolean,USE_ROMLIB)) 575$(eval $(call assert_boolean,USE_TBBR_DEFS)) 576$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 577$(eval $(call assert_boolean,BL2_AT_EL3)) 578$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 579 580$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 581$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 582$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 583 584################################################################################ 585# Add definitions to the cpp preprocessor based on the current build options. 586# This is done after including the platform specific makefile to allow the 587# platform to overwrite the default options 588################################################################################ 589 590$(eval $(call add_define,ARM_ARCH_MAJOR)) 591$(eval $(call add_define,ARM_ARCH_MINOR)) 592$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 593$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 594$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 595$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 596$(eval $(call add_define,ENABLE_AMU)) 597$(eval $(call add_define,ENABLE_ASSERTIONS)) 598$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 599$(eval $(call add_define,ENABLE_PIE)) 600$(eval $(call add_define,ENABLE_PMF)) 601$(eval $(call add_define,ENABLE_PSCI_STAT)) 602$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 603$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 604$(eval $(call add_define,ENABLE_SPM)) 605$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 606$(eval $(call add_define,ERROR_DEPRECATED)) 607$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 608$(eval $(call add_define,GICV2_G0_FOR_EL3)) 609$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 610$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 611$(eval $(call add_define,LOG_LEVEL)) 612$(eval $(call add_define,MULTI_CONSOLE_API)) 613$(eval $(call add_define,NS_TIMER_SWITCH)) 614$(eval $(call add_define,PL011_GENERIC_UART)) 615$(eval $(call add_define,PLAT_${PLAT})) 616$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 617$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 618$(eval $(call add_define,RAS_EXTENSION)) 619$(eval $(call add_define,RESET_TO_BL31)) 620$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 621$(eval $(call add_define,RECLAIM_INIT_CODE)) 622$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 623$(eval $(call add_define,SPD_${SPD})) 624$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 625$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 626$(eval $(call add_define,USE_COHERENT_MEM)) 627$(eval $(call add_define,USE_ROMLIB)) 628$(eval $(call add_define,USE_TBBR_DEFS)) 629$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 630$(eval $(call add_define,BL2_AT_EL3)) 631$(eval $(call add_define,BL2_IN_XIP_MEM)) 632 633# Define the EL3_PAYLOAD_BASE flag only if it is provided. 634ifdef EL3_PAYLOAD_BASE 635 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 636else 637 # Define the PRELOADED_BL33_BASE flag only if it is provided and 638 # EL3_PAYLOAD_BASE is not defined, as it has priority. 639 ifdef PRELOADED_BL33_BASE 640 $(eval $(call add_define,PRELOADED_BL33_BASE)) 641 endif 642endif 643# Define the AARCH32/AARCH64 flag based on the ARCH flag 644ifeq (${ARCH},aarch32) 645 $(eval $(call add_define,AARCH32)) 646else 647 $(eval $(call add_define,AARCH64)) 648endif 649 650# Define the DYN_DISABLE_AUTH flag only if set. 651ifeq (${DYN_DISABLE_AUTH},1) 652$(eval $(call add_define,DYN_DISABLE_AUTH)) 653endif 654 655################################################################################ 656# Build targets 657################################################################################ 658 659.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 660.SUFFIXES: 661 662all: msg_start 663 664msg_start: 665 @echo "Building ${PLAT}" 666 667# Check if deprecated declarations and cpp warnings should be treated as error or not. 668ifeq (${ERROR_DEPRECATED},0) 669 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 670endif 671 672$(eval $(call MAKE_LIB_DIRS)) 673$(eval $(call MAKE_LIB,c)) 674 675# Expand build macros for the different images 676ifeq (${NEED_BL1},yes) 677$(eval $(call MAKE_BL,1)) 678endif 679 680ifeq (${NEED_BL2},yes) 681ifeq (${BL2_AT_EL3}, 0) 682FIP_BL2_ARGS := tb-fw 683endif 684 685$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 686 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 687endif 688 689ifeq (${NEED_SCP_BL2},yes) 690$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 691endif 692 693ifeq (${NEED_BL31},yes) 694BL31_SOURCES += ${SPD_SOURCES} 695$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 696 $(eval $(call MAKE_BL,31,soc-fw))) 697endif 698 699# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 700# build system will call TOOL_ADD_IMG to print a warning message and abort the 701# process. Note that the dependency on BL32 applies to the FIP only. 702ifeq (${NEED_BL32},yes) 703 704BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 705 706$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 707 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 708endif 709 710# Add the BL33 image if required by the platform 711ifeq (${NEED_BL33},yes) 712$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 713endif 714 715ifeq (${NEED_BL2U},yes) 716$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 717 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 718endif 719 720# Expand build macros for the different images 721ifeq (${NEED_FDT},yes) 722 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 723endif 724 725locate-checkpatch: 726ifndef CHECKPATCH 727 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 728else 729ifeq (,$(wildcard ${CHECKPATCH})) 730 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 731endif 732endif 733 734clean: 735 @echo " CLEAN" 736 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 737 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 738 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 739 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 740 741realclean distclean: 742 @echo " REALCLEAN" 743 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 744 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 745 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 746 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 747 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 748 749checkcodebase: locate-checkpatch 750 @echo " CHECKING STYLE" 751 @if test -d .git ; then \ 752 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 753 while read GIT_FILE ; \ 754 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 755 done ; \ 756 else \ 757 find . -type f -not -iwholename "*.git*" \ 758 -not -iwholename "*build*" \ 759 -not -iwholename "*libfdt*" \ 760 -not -iwholename "*libc*" \ 761 -not -iwholename "*docs*" \ 762 -not -iwholename "*.md" \ 763 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 764 fi 765 766checkpatch: locate-checkpatch 767 @echo " CHECKING STYLE" 768 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 769 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 770 printf "\n[*] Checking style of '$$commit'\n\n"; \ 771 git log --format=email "$$commit~..$$commit" \ 772 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 773 git diff --format=email "$$commit~..$$commit" \ 774 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 775 done 776 777certtool: ${CRTTOOL} 778 779.PHONY: ${CRTTOOL} 780${CRTTOOL}: 781 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 782 @${ECHO_BLANK_LINE} 783 @echo "Built $@ successfully" 784 @${ECHO_BLANK_LINE} 785 786ifneq (${GENERATE_COT},0) 787certificates: ${CRT_DEPS} ${CRTTOOL} 788 ${Q}${CRTTOOL} ${CRT_ARGS} 789 @${ECHO_BLANK_LINE} 790 @echo "Built $@ successfully" 791 @echo "Certificates can be found in ${BUILD_PLAT}" 792 @${ECHO_BLANK_LINE} 793endif 794 795${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 796 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 797 ${Q}${FIPTOOL} info $@ 798 @${ECHO_BLANK_LINE} 799 @echo "Built $@ successfully" 800 @${ECHO_BLANK_LINE} 801 802ifneq (${GENERATE_COT},0) 803fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 804 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 805 @${ECHO_BLANK_LINE} 806 @echo "Built $@ successfully" 807 @echo "FWU certificates can be found in ${BUILD_PLAT}" 808 @${ECHO_BLANK_LINE} 809endif 810 811${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 812 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 813 ${Q}${FIPTOOL} info $@ 814 @${ECHO_BLANK_LINE} 815 @echo "Built $@ successfully" 816 @${ECHO_BLANK_LINE} 817 818fiptool: ${FIPTOOL} 819fip: ${BUILD_PLAT}/${FIP_NAME} 820fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 821 822.PHONY: ${FIPTOOL} 823${FIPTOOL}: 824 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 825 826.PHONY: libraries 827romlib.bin: libraries 828 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 829 830cscope: 831 @echo " CSCOPE" 832 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 833 ${Q}cscope -b -q -k 834 835help: 836 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 837 @echo "" 838 @echo "PLAT is used to specify which platform you wish to build." 839 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 840 @echo "" 841 @echo "Please refer to the User Guide for a list of all supported options." 842 @echo "Note that the build system doesn't track dependencies for build " 843 @echo "options. Therefore, if any of the build options are changed " 844 @echo "from a previous build, a clean build must be performed." 845 @echo "" 846 @echo "Supported Targets:" 847 @echo " all Build all individual bootloader binaries" 848 @echo " bl1 Build the BL1 binary" 849 @echo " bl2 Build the BL2 binary" 850 @echo " bl2u Build the BL2U binary" 851 @echo " bl31 Build the BL31 binary" 852 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 853 @echo " this builds secure payload specified by AARCH32_SP" 854 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 855 @echo " fip Build the Firmware Image Package (FIP)" 856 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 857 @echo " checkcodebase Check the coding style of the entire source tree" 858 @echo " checkpatch Check the coding style on changes in the current" 859 @echo " branch against BASE_COMMIT (default origin/master)" 860 @echo " clean Clean the build for the selected platform" 861 @echo " cscope Generate cscope index" 862 @echo " distclean Remove all build artifacts for all platforms" 863 @echo " certtool Build the Certificate generation tool" 864 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 865 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 866 @echo "" 867 @echo "Note: most build targets require PLAT to be set to a specific platform." 868 @echo "" 869 @echo "example: build all targets for the FVP platform:" 870 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 871