1# 2# Copyright (c) 2013-2020, 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 := 2 12 13# Default goal is build all images 14.DEFAULT_GOAL := all 15 16# Avoid any implicit propagation of command line variable definitions to 17# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 18# usage. Other command line options like "-s" are still propagated as usual. 19MAKEOVERRIDES = 20 21MAKE_HELPERS_DIRECTORY := make_helpers/ 22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 23include ${MAKE_HELPERS_DIRECTORY}build_env.mk 24 25################################################################################ 26# Default values for build configurations, and their dependencies 27################################################################################ 28 29include ${MAKE_HELPERS_DIRECTORY}defaults.mk 30 31# Assertions enabled for DEBUG builds by default 32ENABLE_ASSERTIONS := ${DEBUG} 33ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 34PLAT := ${DEFAULT_PLAT} 35 36################################################################################ 37# Checkpatch script options 38################################################################################ 39 40CHECKCODE_ARGS := --no-patch 41# Do not check the coding style on imported library files or documentation files 42INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 43 include/lib/libfdt \ 44 include/lib/libc, \ 45 $(wildcard include/lib/*))) 46INC_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/lib, \ 48 $(wildcard include/*))) 49LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 50 lib/compiler-rt \ 51 lib/libfdt% \ 52 lib/libc, \ 53 $(wildcard lib/*))) 54ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 55 lib \ 56 include \ 57 docs \ 58 %.rst, \ 59 $(wildcard *))) 60CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 61 ${INC_DIRS_TO_CHECK} \ 62 ${INC_LIB_DIRS_TO_CHECK} \ 63 ${LIB_DIRS_TO_CHECK} 64 65 66################################################################################ 67# Process build options 68################################################################################ 69 70# Verbose flag 71ifeq (${V},0) 72 Q:=@ 73 ECHO:=@echo 74 CHECKCODE_ARGS += --no-summary --terse 75else 76 Q:= 77 ECHO:=$(ECHO_QUIET) 78endif 79 80ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 81 Q:=@ 82 ECHO:=$(ECHO_QUIET) 83endif 84 85export Q ECHO 86 87# Process Debug flag 88$(eval $(call add_define,DEBUG)) 89ifneq (${DEBUG}, 0) 90 BUILD_TYPE := debug 91 TF_CFLAGS += -g 92 93 ifneq ($(findstring clang,$(notdir $(CC))),) 94 ASFLAGS += -g 95 else 96 ASFLAGS += -g -Wa,--gdwarf-2 97 endif 98 99 # Use LOG_LEVEL_INFO by default for debug builds 100 LOG_LEVEL := 40 101else 102 BUILD_TYPE := release 103 # Use LOG_LEVEL_NOTICE by default for release builds 104 LOG_LEVEL := 20 105endif 106 107# Default build string (git branch and commit) 108ifeq (${BUILD_STRING},) 109 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 110endif 111VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 112 113# The cert_create tool cannot generate certificates individually, so we use the 114# target 'certificates' to create them all 115ifneq (${GENERATE_COT},0) 116 FIP_DEPS += certificates 117 FWU_FIP_DEPS += fwu_certificates 118endif 119 120# Process BRANCH_PROTECTION value and set 121# Pointer Authentication and Branch Target Identification flags 122ifeq (${BRANCH_PROTECTION},0) 123 # Default value turns off all types of branch protection 124 BP_OPTION := none 125else ifneq (${ARCH},aarch64) 126 $(error BRANCH_PROTECTION requires AArch64) 127else ifeq (${BRANCH_PROTECTION},1) 128 # Enables all types of branch protection features 129 BP_OPTION := standard 130 ENABLE_BTI := 1 131 ENABLE_PAUTH := 1 132else ifeq (${BRANCH_PROTECTION},2) 133 # Return address signing to its standard level 134 BP_OPTION := pac-ret 135 ENABLE_PAUTH := 1 136else ifeq (${BRANCH_PROTECTION},3) 137 # Extend the signing to include leaf functions 138 BP_OPTION := pac-ret+leaf 139 ENABLE_PAUTH := 1 140else 141 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 142endif 143 144# USE_SPINLOCK_CAS requires AArch64 build 145ifeq (${USE_SPINLOCK_CAS},1) 146ifneq (${ARCH},aarch64) 147 $(error USE_SPINLOCK_CAS requires AArch64) 148else 149 $(info USE_SPINLOCK_CAS is an experimental feature) 150endif 151endif 152 153# USE_DEBUGFS experimental feature recommended only in debug builds 154ifeq (${USE_DEBUGFS},1) 155ifeq (${DEBUG},1) 156 $(warning DEBUGFS experimental feature is enabled.) 157else 158 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 159endif 160endif 161 162ifneq (${DECRYPTION_SUPPORT},none) 163ENC_ARGS += -f ${FW_ENC_STATUS} 164ENC_ARGS += -k ${ENC_KEY} 165ENC_ARGS += -n ${ENC_NONCE} 166FIP_DEPS += enctool 167FWU_FIP_DEPS += enctool 168endif 169 170################################################################################ 171# Toolchain 172################################################################################ 173 174HOSTCC := gcc 175export HOSTCC 176 177CC := ${CROSS_COMPILE}gcc 178CPP := ${CROSS_COMPILE}cpp 179AS := ${CROSS_COMPILE}gcc 180AR := ${CROSS_COMPILE}ar 181LINKER := ${CROSS_COMPILE}ld 182OC := ${CROSS_COMPILE}objcopy 183OD := ${CROSS_COMPILE}objdump 184NM := ${CROSS_COMPILE}nm 185PP := ${CROSS_COMPILE}gcc -E 186DTC := dtc 187 188# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 189ifneq ($(strip $(wildcard ${LD}.bfd) \ 190 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 191LINKER := ${LINKER}.bfd 192endif 193 194ifeq (${ARM_ARCH_MAJOR},7) 195target32-directive = -target arm-none-eabi 196# Will set march32-directive from platform configuration 197else 198target32-directive = -target armv8a-none-eabi 199 200# Set the compiler's target architecture profile based on ARM_ARCH_MINOR option 201ifeq (${ARM_ARCH_MINOR},0) 202march32-directive = -march=armv8-a 203march64-directive = -march=armv8-a 204else 205march32-directive = -march=armv8.${ARM_ARCH_MINOR}-a 206march64-directive = -march=armv8.${ARM_ARCH_MINOR}-a 207endif 208endif 209 210ifneq ($(findstring armclang,$(notdir $(CC))),) 211TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 212TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive) 213LD = $(LINKER) 214AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 215CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 216PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 217else ifneq ($(findstring clang,$(notdir $(CC))),) 218CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),) 219TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 220TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive) 221LD = $(CLANG_CCDIR)ld.lld 222ifeq (, $(shell which $(LD))) 223$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker") 224endif 225AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 226CPP = $(CC) -E 227PP = $(CC) -E 228else ifneq ($(findstring gcc,$(notdir $(CC))),) 229TF_CFLAGS_aarch32 = $(march32-directive) 230TF_CFLAGS_aarch64 = $(march64-directive) 231ifeq ($(ENABLE_LTO),1) 232 # Enable LTO only for aarch64 233 ifeq (${ARCH},aarch64) 234 LTO_CFLAGS = -flto 235 # Use gcc as a wrapper for the ld, recommended for LTO 236 LINKER := ${CROSS_COMPILE}gcc 237 endif 238endif 239LD = $(LINKER) 240else 241TF_CFLAGS_aarch32 = $(march32-directive) 242TF_CFLAGS_aarch64 = $(march64-directive) 243LD = $(LINKER) 244endif 245 246ifeq (${AARCH32_INSTRUCTION_SET},A32) 247TF_CFLAGS_aarch32 += -marm 248else ifeq (${AARCH32_INSTRUCTION_SET},T32) 249TF_CFLAGS_aarch32 += -mthumb 250else 251$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 252endif 253 254TF_CFLAGS_aarch32 += -mno-unaligned-access 255TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 256 257ifneq (${BP_OPTION},none) 258TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 259endif 260 261ASFLAGS_aarch32 = $(march32-directive) 262ASFLAGS_aarch64 = $(march64-directive) 263 264# General warnings 265WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 266 -Wdisabled-optimization -Wvla -Wshadow \ 267 -Wno-unused-parameter -Wredundant-decls 268 269# Additional warnings 270# Level 1 271WARNING1 := -Wextra 272WARNING1 += -Wmissing-format-attribute 273WARNING1 += -Wmissing-prototypes 274WARNING1 += -Wold-style-definition 275 276# Level 2 277WARNING2 := -Waggregate-return 278WARNING2 += -Wcast-align 279WARNING2 += -Wnested-externs 280 281WARNING3 := -Wbad-function-cast 282WARNING3 += -Wcast-qual 283WARNING3 += -Wconversion 284WARNING3 += -Wpacked 285WARNING3 += -Wpointer-arith 286WARNING3 += -Wswitch-default 287 288ifeq (${W},1) 289WARNINGS += $(WARNING1) 290else ifeq (${W},2) 291WARNINGS += $(WARNING1) $(WARNING2) 292else ifeq (${W},3) 293WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 294endif 295 296# Compiler specific warnings 297ifeq ($(findstring clang,$(notdir $(CC))),) 298# not using clang 299WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 300 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 301 -Wlogical-op 302else 303# using clang 304WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 305 -Wlogical-op-parentheses 306endif 307 308ifneq (${E},0) 309ERRORS := -Werror 310endif 311 312CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 313 $(ERRORS) $(WARNINGS) 314ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 315 -ffreestanding -Wa,--fatal-warnings 316TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 317 -ffunction-sections -fdata-sections \ 318 -ffreestanding -fno-builtin -fno-common \ 319 -Os -std=gnu99 320 321ifeq (${SANITIZE_UB},on) 322TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 323endif 324ifeq (${SANITIZE_UB},trap) 325TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 326 -fsanitize-undefined-trap-on-error 327endif 328 329GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 330 331# LD = armlink 332ifneq ($(findstring armlink,$(notdir $(LD))),) 333TF_LDFLAGS += --diag_error=warning --lto_level=O1 334TF_LDFLAGS += --remove --info=unused,unusedsymbols 335TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 336 337# LD = gcc (used when GCC LTO is enabled) 338else ifneq ($(findstring gcc,$(notdir $(LD))),) 339# Pass ld options with Wl or Xlinker switches 340TF_LDFLAGS += -Wl,--fatal-warnings -O1 341TF_LDFLAGS += -Wl,--gc-sections 342ifeq ($(ENABLE_LTO),1) 343 ifeq (${ARCH},aarch64) 344 TF_LDFLAGS += -flto -fuse-linker-plugin 345 endif 346endif 347# GCC automatically adds fix-cortex-a53-843419 flag when used to link 348# which breaks some builds, so disable if errata fix is not explicitly enabled 349ifneq (${ERRATA_A53_843419},1) 350 TF_LDFLAGS += -mno-fix-cortex-a53-843419 351endif 352TF_LDFLAGS += -nostdlib 353TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 354 355# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 356else 357TF_LDFLAGS += --fatal-warnings -O1 358TF_LDFLAGS += --gc-sections 359# ld.lld doesn't recognize the errata flags, 360# therefore don't add those in that case 361ifeq ($(findstring ld.lld,$(notdir $(LD))),) 362TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 363endif 364endif 365 366DTC_FLAGS += -I dts -O dtb 367DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef -x assembler-with-cpp 368 369################################################################################ 370# Common sources and include directories 371################################################################################ 372include lib/compiler-rt/compiler-rt.mk 373 374BL_COMMON_SOURCES += common/bl_common.c \ 375 common/tf_log.c \ 376 common/${ARCH}/debug.S \ 377 drivers/console/multi_console.c \ 378 lib/${ARCH}/cache_helpers.S \ 379 lib/${ARCH}/misc_helpers.S \ 380 plat/common/plat_bl_common.c \ 381 plat/common/plat_log_common.c \ 382 plat/common/${ARCH}/plat_common.c \ 383 plat/common/${ARCH}/platform_helpers.S \ 384 ${COMPILER_RT_SRCS} 385 386ifeq ($(notdir $(CC)),armclang) 387BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 388endif 389 390ifeq (${SANITIZE_UB},on) 391BL_COMMON_SOURCES += plat/common/ubsan.c 392endif 393 394INCLUDES += -Iinclude \ 395 -Iinclude/arch/${ARCH} \ 396 -Iinclude/lib/cpus/${ARCH} \ 397 -Iinclude/lib/el3_runtime/${ARCH} \ 398 ${PLAT_INCLUDES} \ 399 ${SPD_INCLUDES} 400 401include common/backtrace/backtrace.mk 402 403################################################################################ 404# Generic definitions 405################################################################################ 406 407include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 408 409BUILD_BASE := ./build 410BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 411 412SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 413 414# Platforms providing their own TBB makefile may override this value 415INCLUDE_TBBR_MK := 1 416 417 418################################################################################ 419# Include SPD Makefile if one has been specified 420################################################################################ 421 422ifneq (${SPD},none) 423 ifeq (${ARCH},aarch32) 424 $(error "Error: SPD is incompatible with AArch32.") 425 endif 426 427 ifdef EL3_PAYLOAD_BASE 428 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 429 $(warning "The SPD and its BL32 companion will be present but ignored.") 430 endif 431 432 ifeq (${SPD},spmd) 433 $(warning "SPMD is an experimental feature") 434 # SPMD is located in std_svc directory 435 SPD_DIR := std_svc 436 437 ifeq ($(SPMD_SPM_AT_SEL2),1) 438 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 439 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 440 endif 441 endif 442 else 443 # All other SPDs in spd directory 444 SPD_DIR := spd 445 endif 446 447 # We expect to locate an spd.mk under the specified SPD directory 448 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 449 450 ifeq (${SPD_MAKE},) 451 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 452 endif 453 $(info Including ${SPD_MAKE}) 454 include ${SPD_MAKE} 455 456 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 457 # Makefile would set NEED_BL32 to "yes". In this case, the build system 458 # supports two mutually exclusive options: 459 # * BL32 is built from source: then BL32_SOURCES must contain the list 460 # of source files to build BL32 461 # * BL32 is a prebuilt binary: then BL32 must point to the image file 462 # that will be included in the FIP 463 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 464 # over the sources. 465endif 466 467################################################################################ 468# Include the platform specific Makefile after the SPD Makefile (the platform 469# makefile may use all previous definitions in this file) 470################################################################################ 471 472include ${PLAT_MAKEFILE_FULL} 473 474$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 475 476ifeq (${ARM_ARCH_MAJOR},7) 477include make_helpers/armv7-a-cpus.mk 478endif 479 480PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 481ifneq ($(PIE_FOUND),) 482 TF_CFLAGS += -fno-PIE 483endif 484 485ifneq ($(findstring gcc,$(notdir $(LD))),) 486 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 487else 488 PIE_LDFLAGS += -pie --no-dynamic-linker 489endif 490 491ifeq ($(ENABLE_PIE),1) 492ifeq ($(BL2_AT_EL3),1) 493ifneq ($(BL2_IN_XIP_MEM),1) 494 BL2_CFLAGS += -fpie 495 BL2_LDFLAGS += $(PIE_LDFLAGS) 496endif 497endif 498 BL31_CFLAGS += -fpie 499 BL31_LDFLAGS += $(PIE_LDFLAGS) 500ifeq ($(ARCH),aarch64) 501 BL32_CFLAGS += -fpie 502 BL32_LDFLAGS += $(PIE_LDFLAGS) 503endif 504endif 505 506# Include the CPU specific operations makefile, which provides default 507# values for all CPU errata workarounds and CPU specific optimisations. 508# This can be overridden by the platform. 509include lib/cpus/cpu-ops.mk 510 511ifeq (${ARCH},aarch32) 512NEED_BL32 := yes 513 514################################################################################ 515# Build `AARCH32_SP` as BL32 image for AArch32 516################################################################################ 517ifneq (${AARCH32_SP},none) 518# We expect to locate an sp.mk under the specified AARCH32_SP directory 519AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 520 521ifeq (${AARCH32_SP_MAKE},) 522 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 523endif 524 525$(info Including ${AARCH32_SP_MAKE}) 526include ${AARCH32_SP_MAKE} 527endif 528 529endif 530 531################################################################################ 532# Include libc if not overridden 533################################################################################ 534ifeq (${OVERRIDE_LIBC},0) 535include lib/libc/libc.mk 536endif 537 538################################################################################ 539# Check incompatible options 540################################################################################ 541 542ifdef EL3_PAYLOAD_BASE 543 ifdef PRELOADED_BL33_BASE 544 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 545 incompatible build options. EL3_PAYLOAD_BASE has priority.") 546 endif 547 ifneq (${GENERATE_COT},0) 548 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 549 endif 550 ifneq (${TRUSTED_BOARD_BOOT},0) 551 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 552 endif 553endif 554 555ifeq (${NEED_BL33},yes) 556 ifdef EL3_PAYLOAD_BASE 557 $(warning "BL33 image is not needed when option \ 558 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 559 endif 560 ifdef PRELOADED_BL33_BASE 561 $(warning "BL33 image is not needed when option \ 562 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 563 file.") 564 endif 565endif 566 567# When building for systems with hardware-assisted coherency, there's no need to 568# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 569ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 570$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 571endif 572 573#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 574ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 575$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 576endif 577 578# For RAS_EXTENSION, require that EAs are handled in EL3 first 579ifeq ($(RAS_EXTENSION),1) 580 ifneq ($(HANDLE_EA_EL3_FIRST),1) 581 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 582 endif 583endif 584 585# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 586ifeq ($(FAULT_INJECTION_SUPPORT),1) 587 ifneq ($(RAS_EXTENSION),1) 588 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 589 endif 590endif 591 592# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 593ifeq ($(DYN_DISABLE_AUTH), 1) 594 ifeq (${TRUSTED_BOARD_BOOT}, 0) 595 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 596 endif 597endif 598 599# If pointer authentication is used in the firmware, make sure that all the 600# registers associated to it are also saved and restored. 601# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 602ifeq ($(ENABLE_PAUTH),1) 603 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 604 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 605 endif 606endif 607 608ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 609 ifneq (${ARCH},aarch64) 610 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 611 else 612 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature) 613 endif 614endif 615 616ifeq ($(ENABLE_PAUTH),1) 617 $(info Pointer Authentication is an experimental feature) 618endif 619 620ifeq ($(ENABLE_BTI),1) 621 $(info Branch Protection is an experimental feature) 622endif 623 624ifeq ($(CTX_INCLUDE_MTE_REGS),1) 625 ifneq (${ARCH},aarch64) 626 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 627 else 628 $(info CTX_INCLUDE_MTE_REGS is an experimental feature) 629 endif 630endif 631 632ifeq ($(MEASURED_BOOT),1) 633 ifneq (${TRUSTED_BOARD_BOOT},1) 634 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1) 635 else 636 $(info MEASURED_BOOT is an experimental feature) 637 endif 638endif 639 640ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 641 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 642 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 643 endif 644endif 645 646ifneq (${DECRYPTION_SUPPORT},none) 647 ifeq (${TRUSTED_BOARD_BOOT}, 0) 648 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 649 else 650 $(info DECRYPTION_SUPPORT is an experimental feature) 651 endif 652endif 653 654################################################################################ 655# Process platform overrideable behaviour 656################################################################################ 657 658# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 659# Certificate generation tools. This flag can be overridden by the platform. 660ifdef BL2_SOURCES 661 ifdef EL3_PAYLOAD_BASE 662 # If booting an EL3 payload there is no need for a BL33 image 663 # in the FIP file. 664 NEED_BL33 := no 665 else 666 ifdef PRELOADED_BL33_BASE 667 # If booting a BL33 preloaded image there is no need of 668 # another one in the FIP file. 669 NEED_BL33 := no 670 else 671 NEED_BL33 ?= yes 672 endif 673 endif 674endif 675 676# If SCP_BL2 is given, we always want FIP to include it. 677ifdef SCP_BL2 678 NEED_SCP_BL2 := yes 679endif 680 681# For AArch32, BL31 is not currently supported. 682ifneq (${ARCH},aarch32) 683 ifdef BL31_SOURCES 684 # When booting an EL3 payload, there is no need to compile the BL31 image nor 685 # put it in the FIP. 686 ifndef EL3_PAYLOAD_BASE 687 NEED_BL31 := yes 688 endif 689 endif 690endif 691 692# Process TBB related flags 693ifneq (${GENERATE_COT},0) 694 # Common cert_create options 695 ifneq (${CREATE_KEYS},0) 696 $(eval CRT_ARGS += -n) 697 $(eval FWU_CRT_ARGS += -n) 698 ifneq (${SAVE_KEYS},0) 699 $(eval CRT_ARGS += -k) 700 $(eval FWU_CRT_ARGS += -k) 701 endif 702 endif 703 # Include TBBR makefile (unless the platform indicates otherwise) 704 ifeq (${INCLUDE_TBBR_MK},1) 705 include make_helpers/tbbr/tbbr_tools.mk 706 endif 707endif 708 709ifneq (${FIP_ALIGN},0) 710FIP_ARGS += --align ${FIP_ALIGN} 711endif 712 713################################################################################ 714# Include libraries' Makefile that are used in all BL 715################################################################################ 716 717include lib/stack_protector/stack_protector.mk 718 719################################################################################ 720# Auxiliary tools (fiptool, cert_create, etc) 721################################################################################ 722 723# Variables for use with Certificate Generation Tool 724CRTTOOLPATH ?= tools/cert_create 725CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 726 727# Variables for use with Firmware Encryption Tool 728ENCTOOLPATH ?= tools/encrypt_fw 729ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 730 731# Variables for use with Firmware Image Package 732FIPTOOLPATH ?= tools/fiptool 733FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 734 735# Variables for use with sptool 736SPTOOLPATH ?= tools/sptool 737SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 738SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 739 740# Variables for use with ROMLIB 741ROMLIBPATH ?= lib/romlib 742 743# Variable for use with Python 744PYTHON ?= python3 745 746# Variables for use with PRINT_MEMORY_MAP 747PRINT_MEMORY_MAP_PATH ?= tools/memory 748PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 749 750# Variables for use with documentation build using Sphinx tool 751DOCS_PATH ?= docs 752 753################################################################################ 754# Include BL specific makefiles 755################################################################################ 756ifdef BL1_SOURCES 757NEED_BL1 := yes 758include bl1/bl1.mk 759endif 760 761ifdef BL2_SOURCES 762NEED_BL2 := yes 763include bl2/bl2.mk 764endif 765 766ifdef BL2U_SOURCES 767NEED_BL2U := yes 768include bl2u/bl2u.mk 769endif 770 771ifeq (${NEED_BL31},yes) 772ifdef BL31_SOURCES 773include bl31/bl31.mk 774endif 775endif 776 777ifdef FDT_SOURCES 778NEED_FDT := yes 779endif 780 781################################################################################ 782# Build options checks 783################################################################################ 784 785$(eval $(call assert_boolean,ALLOW_RO_XLAT_TABLES)) 786$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 787$(eval $(call assert_boolean,CREATE_KEYS)) 788$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 789$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 790$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS)) 791$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS)) 792$(eval $(call assert_boolean,CTX_INCLUDE_EL2_REGS)) 793$(eval $(call assert_boolean,DEBUG)) 794$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 795$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 796$(eval $(call assert_boolean,ENABLE_AMU)) 797$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 798$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 799$(eval $(call assert_boolean,ENABLE_PIE)) 800$(eval $(call assert_boolean,ENABLE_PMF)) 801$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 802$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 803$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 804$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 805$(eval $(call assert_boolean,ERROR_DEPRECATED)) 806$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 807$(eval $(call assert_boolean,GENERATE_COT)) 808$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 809$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 810$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 811$(eval $(call assert_boolean,INVERTED_MEMMAP)) 812$(eval $(call assert_boolean,MEASURED_BOOT)) 813$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 814$(eval $(call assert_boolean,OVERRIDE_LIBC)) 815$(eval $(call assert_boolean,PL011_GENERIC_UART)) 816$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 817$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 818$(eval $(call assert_boolean,RAS_EXTENSION)) 819$(eval $(call assert_boolean,RESET_TO_BL31)) 820$(eval $(call assert_boolean,SAVE_KEYS)) 821$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 822$(eval $(call assert_boolean,SEPARATE_NOBITS_REGION)) 823$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 824$(eval $(call assert_boolean,SPM_MM)) 825$(eval $(call assert_boolean,SPMD_SPM_AT_SEL2)) 826$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 827$(eval $(call assert_boolean,USE_COHERENT_MEM)) 828$(eval $(call assert_boolean,USE_DEBUGFS)) 829$(eval $(call assert_boolean,USE_FCONF_BASED_IO)) 830$(eval $(call assert_boolean,USE_ROMLIB)) 831$(eval $(call assert_boolean,USE_TBBR_DEFS)) 832$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 833$(eval $(call assert_boolean,BL2_AT_EL3)) 834$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 835$(eval $(call assert_boolean,BL2_INV_DCACHE)) 836$(eval $(call assert_boolean,USE_SPINLOCK_CAS)) 837$(eval $(call assert_boolean,ENCRYPT_BL31)) 838$(eval $(call assert_boolean,ENCRYPT_BL32)) 839 840$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 841$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 842$(eval $(call assert_numeric,BRANCH_PROTECTION)) 843$(eval $(call assert_numeric,FW_ENC_STATUS)) 844 845ifdef KEY_SIZE 846 $(eval $(call assert_numeric,KEY_SIZE)) 847endif 848 849ifeq ($(filter $(SANITIZE_UB), on off trap),) 850 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 851endif 852 853################################################################################ 854# Add definitions to the cpp preprocessor based on the current build options. 855# This is done after including the platform specific makefile to allow the 856# platform to overwrite the default options 857################################################################################ 858 859$(eval $(call add_define,ALLOW_RO_XLAT_TABLES)) 860$(eval $(call add_define,ARM_ARCH_MAJOR)) 861$(eval $(call add_define,ARM_ARCH_MINOR)) 862$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 863$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 864$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 865$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS)) 866$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 867$(eval $(call add_define,CTX_INCLUDE_MTE_REGS)) 868$(eval $(call add_define,CTX_INCLUDE_EL2_REGS)) 869$(eval $(call add_define,DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT})) 870$(eval $(call add_define,ENABLE_AMU)) 871$(eval $(call add_define,ENABLE_ASSERTIONS)) 872$(eval $(call add_define,ENABLE_BTI)) 873$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 874$(eval $(call add_define,ENABLE_PAUTH)) 875$(eval $(call add_define,ENABLE_PIE)) 876$(eval $(call add_define,ENABLE_PMF)) 877$(eval $(call add_define,ENABLE_PSCI_STAT)) 878$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 879$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 880$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 881$(eval $(call add_define,ENCRYPT_BL31)) 882$(eval $(call add_define,ENCRYPT_BL32)) 883$(eval $(call add_define,ERROR_DEPRECATED)) 884$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 885$(eval $(call add_define,GICV2_G0_FOR_EL3)) 886$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 887$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 888$(eval $(call add_define,LOG_LEVEL)) 889$(eval $(call add_define,MEASURED_BOOT)) 890$(eval $(call add_define,NS_TIMER_SWITCH)) 891$(eval $(call add_define,PL011_GENERIC_UART)) 892$(eval $(call add_define,PLAT_${PLAT})) 893$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 894$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 895$(eval $(call add_define,RAS_EXTENSION)) 896$(eval $(call add_define,RESET_TO_BL31)) 897$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 898$(eval $(call add_define,SEPARATE_NOBITS_REGION)) 899$(eval $(call add_define,RECLAIM_INIT_CODE)) 900$(eval $(call add_define,SPD_${SPD})) 901$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 902$(eval $(call add_define,SPM_MM)) 903$(eval $(call add_define,SPMD_SPM_AT_SEL2)) 904$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 905$(eval $(call add_define,USE_COHERENT_MEM)) 906$(eval $(call add_define,USE_DEBUGFS)) 907$(eval $(call add_define,USE_FCONF_BASED_IO)) 908$(eval $(call add_define,USE_ROMLIB)) 909$(eval $(call add_define,USE_TBBR_DEFS)) 910$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 911$(eval $(call add_define,BL2_AT_EL3)) 912$(eval $(call add_define,BL2_IN_XIP_MEM)) 913$(eval $(call add_define,BL2_INV_DCACHE)) 914$(eval $(call add_define,USE_SPINLOCK_CAS)) 915 916ifeq (${SANITIZE_UB},trap) 917 $(eval $(call add_define,MONITOR_TRAPS)) 918endif 919 920# Define the EL3_PAYLOAD_BASE flag only if it is provided. 921ifdef EL3_PAYLOAD_BASE 922 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 923else 924 # Define the PRELOADED_BL33_BASE flag only if it is provided and 925 # EL3_PAYLOAD_BASE is not defined, as it has priority. 926 ifdef PRELOADED_BL33_BASE 927 $(eval $(call add_define,PRELOADED_BL33_BASE)) 928 endif 929endif 930 931# Define the DYN_DISABLE_AUTH flag only if set. 932ifeq (${DYN_DISABLE_AUTH},1) 933$(eval $(call add_define,DYN_DISABLE_AUTH)) 934endif 935 936ifneq ($(findstring armlink,$(notdir $(LD))),) 937$(eval $(call add_define,USE_ARM_LINK)) 938endif 939 940# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 941ifdef SP_LAYOUT_FILE 942ifeq (${SPD},spmd) 943 -include $(BUILD_PLAT)/sp_gen.mk 944 FIP_DEPS += sp 945 NEED_SP_PKG := yes 946else 947 $(error "SP_LAYOUT_FILE will be used only if SPD=spmd") 948endif 949endif 950 951################################################################################ 952# Build targets 953################################################################################ 954 955.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 956.SUFFIXES: 957 958all: msg_start 959 960msg_start: 961 @echo "Building ${PLAT}" 962 963ifeq (${ERROR_DEPRECATED},0) 964# Check if deprecated declarations and cpp warnings should be treated as error or not. 965ifneq ($(findstring clang,$(notdir $(CC))),) 966 CPPFLAGS += -Wno-error=deprecated-declarations 967else 968 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 969endif 970# __ASSEMBLY__ is deprecated in favor of the compiler-builtin __ASSEMBLER__. 971ASFLAGS += -D__ASSEMBLY__ 972# AARCH32/AARCH64 macros are deprecated in favor of the compiler-builtin __aarch64__. 973ifeq (${ARCH},aarch32) 974 $(eval $(call add_define,AARCH32)) 975else 976 $(eval $(call add_define,AARCH64)) 977endif 978endif # !ERROR_DEPRECATED 979 980$(eval $(call MAKE_LIB_DIRS)) 981$(eval $(call MAKE_LIB,c)) 982 983# Expand build macros for the different images 984ifeq (${NEED_BL1},yes) 985$(eval $(call MAKE_BL,1)) 986endif 987 988ifeq (${NEED_BL2},yes) 989ifeq (${BL2_AT_EL3}, 0) 990FIP_BL2_ARGS := tb-fw 991endif 992 993$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 994 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 995endif 996 997ifeq (${NEED_SCP_BL2},yes) 998$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 999endif 1000 1001ifeq (${NEED_BL31},yes) 1002BL31_SOURCES += ${SPD_SOURCES} 1003ifneq (${DECRYPTION_SUPPORT},none) 1004$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1005 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31)))) 1006else 1007$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1008 $(eval $(call MAKE_BL,31,soc-fw))) 1009endif 1010endif 1011 1012# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1013# build system will call TOOL_ADD_IMG to print a warning message and abort the 1014# process. Note that the dependency on BL32 applies to the FIP only. 1015ifeq (${NEED_BL32},yes) 1016 1017BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1018 1019ifneq (${DECRYPTION_SUPPORT},none) 1020$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\ 1021 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1022else 1023$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 1024 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1025endif 1026endif 1027 1028# Add the BL33 image if required by the platform 1029ifeq (${NEED_BL33},yes) 1030$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1031endif 1032 1033ifeq (${NEED_BL2U},yes) 1034$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1035 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 1036endif 1037 1038# Expand build macros for the different images 1039ifeq (${NEED_FDT},yes) 1040 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1041endif 1042 1043# Add Secure Partition packages 1044ifeq (${NEED_SP_PKG},yes) 1045$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1046 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) 1047sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1048 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1049 @${ECHO_BLANK_LINE} 1050 @echo "Built SP Images successfully" 1051 @${ECHO_BLANK_LINE} 1052endif 1053 1054locate-checkpatch: 1055ifndef CHECKPATCH 1056 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1057else 1058ifeq (,$(wildcard ${CHECKPATCH})) 1059 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1060endif 1061endif 1062 1063clean: 1064 @echo " CLEAN" 1065 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1066 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1067 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1068 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1069 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1070 1071realclean distclean: 1072 @echo " REALCLEAN" 1073 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1074 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1075 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1076 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1077 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1078 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1079 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1080 1081checkcodebase: locate-checkpatch 1082 @echo " CHECKING STYLE" 1083 @if test -d .git ; then \ 1084 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1085 while read GIT_FILE ; \ 1086 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1087 done ; \ 1088 else \ 1089 find . -type f -not -iwholename "*.git*" \ 1090 -not -iwholename "*build*" \ 1091 -not -iwholename "*libfdt*" \ 1092 -not -iwholename "*libc*" \ 1093 -not -iwholename "*docs*" \ 1094 -not -iwholename "*.rst" \ 1095 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1096 fi 1097 1098checkpatch: locate-checkpatch 1099 @echo " CHECKING STYLE" 1100 @if test -n "${CHECKPATCH_OPTS}"; then \ 1101 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1102 fi 1103 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1104 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 1105 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1106 git log --format=email "$$commit~..$$commit" \ 1107 -- ${CHECK_PATHS} | \ 1108 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1109 git diff --format=email "$$commit~..$$commit" \ 1110 -- ${CHECK_PATHS} | \ 1111 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1112 done 1113 1114certtool: ${CRTTOOL} 1115 1116.PHONY: ${CRTTOOL} 1117${CRTTOOL}: 1118 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} --no-print-directory -C ${CRTTOOLPATH} 1119 @${ECHO_BLANK_LINE} 1120 @echo "Built $@ successfully" 1121 @${ECHO_BLANK_LINE} 1122 1123ifneq (${GENERATE_COT},0) 1124certificates: ${CRT_DEPS} ${CRTTOOL} 1125 ${Q}${CRTTOOL} ${CRT_ARGS} 1126 @${ECHO_BLANK_LINE} 1127 @echo "Built $@ successfully" 1128 @echo "Certificates can be found in ${BUILD_PLAT}" 1129 @${ECHO_BLANK_LINE} 1130endif 1131 1132${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1133 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1134 ${Q}${FIPTOOL} info $@ 1135 @${ECHO_BLANK_LINE} 1136 @echo "Built $@ successfully" 1137 @${ECHO_BLANK_LINE} 1138 1139ifneq (${GENERATE_COT},0) 1140fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1141 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1142 @${ECHO_BLANK_LINE} 1143 @echo "Built $@ successfully" 1144 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1145 @${ECHO_BLANK_LINE} 1146endif 1147 1148${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1149 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1150 ${Q}${FIPTOOL} info $@ 1151 @${ECHO_BLANK_LINE} 1152 @echo "Built $@ successfully" 1153 @${ECHO_BLANK_LINE} 1154 1155fiptool: ${FIPTOOL} 1156fip: ${BUILD_PLAT}/${FIP_NAME} 1157fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1158 1159.PHONY: ${FIPTOOL} 1160${FIPTOOL}: 1161 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 1162 1163sptool: ${SPTOOL} 1164.PHONY: ${SPTOOL} 1165${SPTOOL}: 1166 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 1167 1168.PHONY: libraries 1169romlib.bin: libraries 1170 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 1171 1172# Call print_memory_map tool 1173memmap: all 1174 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1175 1176doc: 1177 @echo " BUILD DOCUMENTATION" 1178 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1179 1180enctool: ${ENCTOOL} 1181 1182.PHONY: ${ENCTOOL} 1183${ENCTOOL}: 1184 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 --no-print-directory -C ${ENCTOOLPATH} 1185 @${ECHO_BLANK_LINE} 1186 @echo "Built $@ successfully" 1187 @${ECHO_BLANK_LINE} 1188 1189cscope: 1190 @echo " CSCOPE" 1191 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1192 ${Q}cscope -b -q -k 1193 1194help: 1195 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1196 @echo "" 1197 @echo "PLAT is used to specify which platform you wish to build." 1198 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1199 @echo "" 1200 @echo "platform = ${PLATFORM_LIST}" 1201 @echo "" 1202 @echo "Please refer to the User Guide for a list of all supported options." 1203 @echo "Note that the build system doesn't track dependencies for build " 1204 @echo "options. Therefore, if any of the build options are changed " 1205 @echo "from a previous build, a clean build must be performed." 1206 @echo "" 1207 @echo "Supported Targets:" 1208 @echo " all Build all individual bootloader binaries" 1209 @echo " bl1 Build the BL1 binary" 1210 @echo " bl2 Build the BL2 binary" 1211 @echo " bl2u Build the BL2U binary" 1212 @echo " bl31 Build the BL31 binary" 1213 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1214 @echo " this builds secure payload specified by AARCH32_SP" 1215 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1216 @echo " fip Build the Firmware Image Package (FIP)" 1217 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1218 @echo " checkcodebase Check the coding style of the entire source tree" 1219 @echo " checkpatch Check the coding style on changes in the current" 1220 @echo " branch against BASE_COMMIT (default origin/master)" 1221 @echo " clean Clean the build for the selected platform" 1222 @echo " cscope Generate cscope index" 1223 @echo " distclean Remove all build artifacts for all platforms" 1224 @echo " certtool Build the Certificate generation tool" 1225 @echo " enctool Build the Firmware encryption tool" 1226 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1227 @echo " sp Build the Secure Partition Packages" 1228 @echo " sptool Build the Secure Partition Package creation tool" 1229 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1230 @echo " memmap Print the memory map of the built binaries" 1231 @echo " doc Build html based documentation using Sphinx tool" 1232 @echo "" 1233 @echo "Note: most build targets require PLAT to be set to a specific platform." 1234 @echo "" 1235 @echo "example: build all targets for the FVP platform:" 1236 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1237