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 := 4 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_ARM_DIRS_TO_CHECK := $(sort $(filter-out \ 43 include/drivers/arm/cryptocell, \ 44 $(wildcard include/drivers/arm/*))) 45INC_ARM_DIRS_TO_CHECK += include/drivers/arm/cryptocell/*.h 46INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/drivers/arm, \ 48 $(wildcard include/drivers/*))) 49INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 50 include/lib/libfdt \ 51 include/lib/libc, \ 52 $(wildcard include/lib/*))) 53INC_DIRS_TO_CHECK := $(sort $(filter-out \ 54 include/lib \ 55 include/drivers, \ 56 $(wildcard include/*))) 57LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 58 lib/compiler-rt \ 59 lib/libfdt% \ 60 lib/libc, \ 61 $(wildcard lib/*))) 62ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 63 lib \ 64 include \ 65 docs \ 66 %.rst, \ 67 $(wildcard *))) 68CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 69 ${INC_DIRS_TO_CHECK} \ 70 ${INC_LIB_DIRS_TO_CHECK} \ 71 ${LIB_DIRS_TO_CHECK} \ 72 ${INC_DRV_DIRS_TO_CHECK} \ 73 ${INC_ARM_DIRS_TO_CHECK} 74 75 76################################################################################ 77# Process build options 78################################################################################ 79 80# Verbose flag 81ifeq (${V},0) 82 Q:=@ 83 ECHO:=@echo 84 CHECKCODE_ARGS += --no-summary --terse 85else 86 Q:= 87 ECHO:=$(ECHO_QUIET) 88endif 89 90ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 91 Q:=@ 92 ECHO:=$(ECHO_QUIET) 93endif 94 95export Q ECHO 96 97# The cert_create tool cannot generate certificates individually, so we use the 98# target 'certificates' to create them all 99ifneq (${GENERATE_COT},0) 100 FIP_DEPS += certificates 101 FWU_FIP_DEPS += fwu_certificates 102endif 103 104# Process BRANCH_PROTECTION value and set 105# Pointer Authentication and Branch Target Identification flags 106ifeq (${BRANCH_PROTECTION},0) 107 # Default value turns off all types of branch protection 108 BP_OPTION := none 109else ifneq (${ARCH},aarch64) 110 $(error BRANCH_PROTECTION requires AArch64) 111else ifeq (${BRANCH_PROTECTION},1) 112 # Enables all types of branch protection features 113 BP_OPTION := standard 114 ENABLE_BTI := 1 115 ENABLE_PAUTH := 1 116else ifeq (${BRANCH_PROTECTION},2) 117 # Return address signing to its standard level 118 BP_OPTION := pac-ret 119 ENABLE_PAUTH := 1 120else ifeq (${BRANCH_PROTECTION},3) 121 # Extend the signing to include leaf functions 122 BP_OPTION := pac-ret+leaf 123 ENABLE_PAUTH := 1 124else ifeq (${BRANCH_PROTECTION},4) 125 # Turn on branch target identification mechanism 126 BP_OPTION := bti 127 ENABLE_BTI := 1 128else 129 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 130endif 131 132# USE_SPINLOCK_CAS requires AArch64 build 133ifeq (${USE_SPINLOCK_CAS},1) 134ifneq (${ARCH},aarch64) 135 $(error USE_SPINLOCK_CAS requires AArch64) 136else 137 $(info USE_SPINLOCK_CAS is an experimental feature) 138endif 139endif 140 141# USE_DEBUGFS experimental feature recommended only in debug builds 142ifeq (${USE_DEBUGFS},1) 143ifeq (${DEBUG},1) 144 $(warning DEBUGFS experimental feature is enabled.) 145else 146 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 147endif 148endif 149 150ifneq (${DECRYPTION_SUPPORT},none) 151ENC_ARGS += -f ${FW_ENC_STATUS} 152ENC_ARGS += -k ${ENC_KEY} 153ENC_ARGS += -n ${ENC_NONCE} 154FIP_DEPS += enctool 155FWU_FIP_DEPS += enctool 156endif 157 158################################################################################ 159# Toolchain 160################################################################################ 161 162HOSTCC := gcc 163export HOSTCC 164 165CC := ${CROSS_COMPILE}gcc 166CPP := ${CROSS_COMPILE}cpp 167AS := ${CROSS_COMPILE}gcc 168AR := ${CROSS_COMPILE}ar 169LINKER := ${CROSS_COMPILE}ld 170OC := ${CROSS_COMPILE}objcopy 171OD := ${CROSS_COMPILE}objdump 172NM := ${CROSS_COMPILE}nm 173PP := ${CROSS_COMPILE}gcc -E 174DTC := dtc 175 176# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 177ifneq ($(strip $(wildcard ${LD}.bfd) \ 178 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 179LINKER := ${LINKER}.bfd 180endif 181 182ifeq (${ARM_ARCH_MAJOR},7) 183target32-directive = -target arm-none-eabi 184# Will set march32-directive from platform configuration 185else 186target32-directive = -target armv8a-none-eabi 187 188# Set the compiler's target architecture profile based on 189# ARM_ARCH_MAJOR ARM_ARCH_MINOR options 190ifeq (${ARM_ARCH_MINOR},0) 191march32-directive = -march=armv${ARM_ARCH_MAJOR}-a 192march64-directive = -march=armv${ARM_ARCH_MAJOR}-a 193else 194march32-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 195march64-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 196endif 197endif 198 199# Memory tagging is supported in architecture Armv8.5-A AArch64 and onwards 200ifeq ($(ARCH), aarch64) 201# Check if revision is greater than or equal to 8.5 202ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 203mem_tag_arch_support = yes 204endif 205endif 206 207# Get architecture feature modifiers 208arch-features = ${ARM_ARCH_FEATURE} 209 210# Enable required options for memory stack tagging. 211# Currently, these options are enabled only for clang and armclang compiler. 212ifeq (${SUPPORT_STACK_MEMTAG},yes) 213ifdef mem_tag_arch_support 214# Check for armclang and clang compilers 215ifneq ( ,$(filter $(notdir $(CC)),armclang clang)) 216# Add "memtag" architecture feature modifier if not specified 217ifeq ( ,$(findstring memtag,$(arch-features))) 218arch-features := $(arch-features)+memtag 219endif # memtag 220ifeq ($(notdir $(CC)),armclang) 221TF_CFLAGS += -mmemtag-stack 222else ifeq ($(notdir $(CC)),clang) 223TF_CFLAGS += -fsanitize=memtag 224endif # armclang 225endif # armclang clang 226else 227$(error "Error: stack memory tagging is not supported for architecture \ 228 ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a") 229endif # mem_tag_arch_support 230endif # SUPPORT_STACK_MEMTAG 231 232# Set the compiler's architecture feature modifiers 233ifneq ($(arch-features), none) 234# Strip "none+" from arch-features 235arch-features := $(subst none+,,$(arch-features)) 236ifeq ($(ARCH), aarch32) 237march32-directive := $(march32-directive)+$(arch-features) 238else 239march64-directive := $(march64-directive)+$(arch-features) 240endif 241# Print features 242$(info Arm Architecture Features specified: $(subst +, ,$(arch-features))) 243endif # arch-features 244 245ifneq ($(findstring armclang,$(notdir $(CC))),) 246TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 247TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive) 248LD = $(LINKER) 249AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 250CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 251PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 252else ifneq ($(findstring clang,$(notdir $(CC))),) 253CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),) 254TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 255TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive) 256LD = $(CLANG_CCDIR)ld.lld 257ifeq (, $(shell which $(LD))) 258$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker") 259endif 260AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 261CPP = $(CC) -E 262PP = $(CC) -E 263else ifneq ($(findstring gcc,$(notdir $(CC))),) 264TF_CFLAGS_aarch32 = $(march32-directive) 265TF_CFLAGS_aarch64 = $(march64-directive) 266ifeq ($(ENABLE_LTO),1) 267 # Enable LTO only for aarch64 268 ifeq (${ARCH},aarch64) 269 LTO_CFLAGS = -flto 270 # Use gcc as a wrapper for the ld, recommended for LTO 271 LINKER := ${CROSS_COMPILE}gcc 272 endif 273endif 274LD = $(LINKER) 275else 276TF_CFLAGS_aarch32 = $(march32-directive) 277TF_CFLAGS_aarch64 = $(march64-directive) 278LD = $(LINKER) 279endif 280 281# Process Debug flag 282$(eval $(call add_define,DEBUG)) 283ifneq (${DEBUG}, 0) 284 BUILD_TYPE := debug 285 TF_CFLAGS += -g 286 287 ifneq ($(findstring clang,$(notdir $(CC))),) 288 ASFLAGS += -g 289 else 290 ASFLAGS += -g -Wa,--gdwarf-2 291 endif 292 293 # Use LOG_LEVEL_INFO by default for debug builds 294 LOG_LEVEL := 40 295else 296 BUILD_TYPE := release 297 # Use LOG_LEVEL_NOTICE by default for release builds 298 LOG_LEVEL := 20 299endif 300 301# Default build string (git branch and commit) 302ifeq (${BUILD_STRING},) 303 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 304endif 305VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 306 307ifeq (${AARCH32_INSTRUCTION_SET},A32) 308TF_CFLAGS_aarch32 += -marm 309else ifeq (${AARCH32_INSTRUCTION_SET},T32) 310TF_CFLAGS_aarch32 += -mthumb 311else 312$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 313endif 314 315TF_CFLAGS_aarch32 += -mno-unaligned-access 316TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 317 318ifneq (${BP_OPTION},none) 319TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 320endif 321 322ASFLAGS_aarch32 = $(march32-directive) 323ASFLAGS_aarch64 = $(march64-directive) 324 325# General warnings 326WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 327 -Wdisabled-optimization -Wvla -Wshadow \ 328 -Wno-unused-parameter -Wredundant-decls 329 330# Additional warnings 331# Level 1 332WARNING1 := -Wextra 333WARNING1 += -Wmissing-format-attribute 334WARNING1 += -Wmissing-prototypes 335WARNING1 += -Wold-style-definition 336 337# Level 2 338WARNING2 := -Waggregate-return 339WARNING2 += -Wcast-align 340WARNING2 += -Wnested-externs 341 342WARNING3 := -Wbad-function-cast 343WARNING3 += -Wcast-qual 344WARNING3 += -Wconversion 345WARNING3 += -Wpacked 346WARNING3 += -Wpointer-arith 347WARNING3 += -Wswitch-default 348 349ifeq (${W},1) 350WARNINGS += $(WARNING1) 351else ifeq (${W},2) 352WARNINGS += $(WARNING1) $(WARNING2) 353else ifeq (${W},3) 354WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 355endif 356 357# Compiler specific warnings 358ifeq ($(findstring clang,$(notdir $(CC))),) 359# not using clang 360WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 361 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 362 -Wlogical-op 363else 364# using clang 365WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 366 -Wlogical-op-parentheses 367endif 368 369ifneq (${E},0) 370ERRORS := -Werror 371endif 372 373CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 374 $(ERRORS) $(WARNINGS) 375ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 376 -ffreestanding -Wa,--fatal-warnings 377TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 378 -ffunction-sections -fdata-sections \ 379 -ffreestanding -fno-builtin -fno-common \ 380 -Os -std=gnu99 381 382ifeq (${SANITIZE_UB},on) 383TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 384endif 385ifeq (${SANITIZE_UB},trap) 386TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 387 -fsanitize-undefined-trap-on-error 388endif 389 390GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 391 392# LD = armlink 393ifneq ($(findstring armlink,$(notdir $(LD))),) 394TF_LDFLAGS += --diag_error=warning --lto_level=O1 395TF_LDFLAGS += --remove --info=unused,unusedsymbols 396TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 397 398# LD = gcc (used when GCC LTO is enabled) 399else ifneq ($(findstring gcc,$(notdir $(LD))),) 400# Pass ld options with Wl or Xlinker switches 401TF_LDFLAGS += -Wl,--fatal-warnings -O1 402TF_LDFLAGS += -Wl,--gc-sections 403ifeq ($(ENABLE_LTO),1) 404 ifeq (${ARCH},aarch64) 405 TF_LDFLAGS += -flto -fuse-linker-plugin 406 endif 407endif 408# GCC automatically adds fix-cortex-a53-843419 flag when used to link 409# which breaks some builds, so disable if errata fix is not explicitly enabled 410ifneq (${ERRATA_A53_843419},1) 411 TF_LDFLAGS += -mno-fix-cortex-a53-843419 412endif 413TF_LDFLAGS += -nostdlib 414TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 415 416# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 417else 418TF_LDFLAGS += --fatal-warnings -O1 419TF_LDFLAGS += --gc-sections 420# ld.lld doesn't recognize the errata flags, 421# therefore don't add those in that case 422ifeq ($(findstring ld.lld,$(notdir $(LD))),) 423TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 424endif 425endif 426 427DTC_FLAGS += -I dts -O dtb 428DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \ 429 -x assembler-with-cpp $(DEFINES) 430 431ifeq ($(MEASURED_BOOT),1) 432DTC_CPPFLAGS += -DMEASURED_BOOT -DBL2_HASH_SIZE=${TCG_DIGEST_SIZE} 433endif 434 435################################################################################ 436# Common sources and include directories 437################################################################################ 438include lib/compiler-rt/compiler-rt.mk 439 440BL_COMMON_SOURCES += common/bl_common.c \ 441 common/tf_log.c \ 442 common/${ARCH}/debug.S \ 443 drivers/console/multi_console.c \ 444 lib/${ARCH}/cache_helpers.S \ 445 lib/${ARCH}/misc_helpers.S \ 446 plat/common/plat_bl_common.c \ 447 plat/common/plat_log_common.c \ 448 plat/common/${ARCH}/plat_common.c \ 449 plat/common/${ARCH}/platform_helpers.S \ 450 ${COMPILER_RT_SRCS} 451 452ifeq ($(notdir $(CC)),armclang) 453BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 454endif 455 456ifeq (${SANITIZE_UB},on) 457BL_COMMON_SOURCES += plat/common/ubsan.c 458endif 459 460INCLUDES += -Iinclude \ 461 -Iinclude/arch/${ARCH} \ 462 -Iinclude/lib/cpus/${ARCH} \ 463 -Iinclude/lib/el3_runtime/${ARCH} \ 464 ${PLAT_INCLUDES} \ 465 ${SPD_INCLUDES} 466 467include common/backtrace/backtrace.mk 468 469################################################################################ 470# Generic definitions 471################################################################################ 472 473include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 474 475ifeq (${BUILD_BASE},) 476 BUILD_BASE := ./build 477endif 478BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 479 480SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 481 482# Platforms providing their own TBB makefile may override this value 483INCLUDE_TBBR_MK := 1 484 485 486################################################################################ 487# Include SPD Makefile if one has been specified 488################################################################################ 489 490ifneq (${SPD},none) 491 ifeq (${ARCH},aarch32) 492 $(error "Error: SPD is incompatible with AArch32.") 493 endif 494 495 ifdef EL3_PAYLOAD_BASE 496 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 497 $(warning "The SPD and its BL32 companion will be present but ignored.") 498 endif 499 500 ifeq (${SPD},spmd) 501 $(warning "SPMD is an experimental feature") 502 # SPMD is located in std_svc directory 503 SPD_DIR := std_svc 504 505 ifeq ($(SPMD_SPM_AT_SEL2),1) 506 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 507 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 508 endif 509 endif 510 511 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 512 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 513 endif 514 else 515 # All other SPDs in spd directory 516 SPD_DIR := spd 517 endif 518 519 # We expect to locate an spd.mk under the specified SPD directory 520 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 521 522 ifeq (${SPD_MAKE},) 523 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 524 endif 525 $(info Including ${SPD_MAKE}) 526 include ${SPD_MAKE} 527 528 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 529 # Makefile would set NEED_BL32 to "yes". In this case, the build system 530 # supports two mutually exclusive options: 531 # * BL32 is built from source: then BL32_SOURCES must contain the list 532 # of source files to build BL32 533 # * BL32 is a prebuilt binary: then BL32 must point to the image file 534 # that will be included in the FIP 535 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 536 # over the sources. 537endif 538 539################################################################################ 540# Include the platform specific Makefile after the SPD Makefile (the platform 541# makefile may use all previous definitions in this file) 542################################################################################ 543 544include ${PLAT_MAKEFILE_FULL} 545 546$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 547 548ifeq (${ARM_ARCH_MAJOR},7) 549include make_helpers/armv7-a-cpus.mk 550endif 551 552PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 553ifneq ($(PIE_FOUND),) 554 TF_CFLAGS += -fno-PIE 555endif 556 557ifneq ($(findstring gcc,$(notdir $(LD))),) 558 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 559else 560 PIE_LDFLAGS += -pie --no-dynamic-linker 561endif 562 563ifeq ($(ENABLE_PIE),1) 564ifeq ($(BL2_AT_EL3),1) 565ifneq ($(BL2_IN_XIP_MEM),1) 566 BL2_CFLAGS += -fpie 567 BL2_LDFLAGS += $(PIE_LDFLAGS) 568endif 569endif 570 BL31_CFLAGS += -fpie 571 BL31_LDFLAGS += $(PIE_LDFLAGS) 572ifeq ($(ARCH),aarch64) 573 BL32_CFLAGS += -fpie 574 BL32_LDFLAGS += $(PIE_LDFLAGS) 575endif 576endif 577 578ifeq (${ARCH},aarch64) 579BL1_CPPFLAGS += -DIMAGE_AT_EL3 580ifeq ($(BL2_AT_EL3),1) 581BL2_CPPFLAGS += -DIMAGE_AT_EL3 582else 583BL2_CPPFLAGS += -DIMAGE_AT_EL1 584endif 585BL2U_CPPFLAGS += -DIMAGE_AT_EL1 586BL31_CPPFLAGS += -DIMAGE_AT_EL3 587BL32_CPPFLAGS += -DIMAGE_AT_EL1 588endif 589 590# Include the CPU specific operations makefile, which provides default 591# values for all CPU errata workarounds and CPU specific optimisations. 592# This can be overridden by the platform. 593include lib/cpus/cpu-ops.mk 594 595ifeq (${ARCH},aarch32) 596NEED_BL32 := yes 597 598################################################################################ 599# Build `AARCH32_SP` as BL32 image for AArch32 600################################################################################ 601ifneq (${AARCH32_SP},none) 602# We expect to locate an sp.mk under the specified AARCH32_SP directory 603AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 604 605ifeq (${AARCH32_SP_MAKE},) 606 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 607endif 608 609$(info Including ${AARCH32_SP_MAKE}) 610include ${AARCH32_SP_MAKE} 611endif 612 613endif 614 615################################################################################ 616# Include libc if not overridden 617################################################################################ 618ifeq (${OVERRIDE_LIBC},0) 619include lib/libc/libc.mk 620endif 621 622################################################################################ 623# Check incompatible options 624################################################################################ 625 626ifdef EL3_PAYLOAD_BASE 627 ifdef PRELOADED_BL33_BASE 628 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 629 incompatible build options. EL3_PAYLOAD_BASE has priority.") 630 endif 631 ifneq (${GENERATE_COT},0) 632 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 633 endif 634 ifneq (${TRUSTED_BOARD_BOOT},0) 635 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 636 endif 637endif 638 639ifeq (${NEED_BL33},yes) 640 ifdef EL3_PAYLOAD_BASE 641 $(warning "BL33 image is not needed when option \ 642 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 643 endif 644 ifdef PRELOADED_BL33_BASE 645 $(warning "BL33 image is not needed when option \ 646 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 647 file.") 648 endif 649endif 650 651# When building for systems with hardware-assisted coherency, there's no need to 652# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 653ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 654$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 655endif 656 657#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 658ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 659$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 660endif 661 662# For RAS_EXTENSION, require that EAs are handled in EL3 first 663ifeq ($(RAS_EXTENSION),1) 664 ifneq ($(HANDLE_EA_EL3_FIRST),1) 665 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 666 endif 667endif 668 669# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 670ifeq ($(FAULT_INJECTION_SUPPORT),1) 671 ifneq ($(RAS_EXTENSION),1) 672 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 673 endif 674endif 675 676# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 677ifeq ($(DYN_DISABLE_AUTH), 1) 678 ifeq (${TRUSTED_BOARD_BOOT}, 0) 679 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 680 endif 681endif 682 683# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled. 684ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1) 685$(error "SDEI_IN_FCONF is an experimental feature and is only supported when \ 686 SDEI_SUPPORT is enabled") 687endif 688 689ifeq ($(COT_DESC_IN_DTB),1) 690 $(info CoT in device tree is an experimental feature) 691endif 692 693# If pointer authentication is used in the firmware, make sure that all the 694# registers associated to it are also saved and restored. 695# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 696ifeq ($(ENABLE_PAUTH),1) 697 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 698 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 699 endif 700endif 701 702ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 703 ifneq (${ARCH},aarch64) 704 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 705 else 706 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature) 707 endif 708endif 709 710ifeq ($(ENABLE_PAUTH),1) 711 $(info Pointer Authentication is an experimental feature) 712endif 713 714ifeq ($(ENABLE_BTI),1) 715 $(info Branch Protection is an experimental feature) 716endif 717 718ifeq ($(CTX_INCLUDE_MTE_REGS),1) 719 ifneq (${ARCH},aarch64) 720 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 721 else 722 $(info CTX_INCLUDE_MTE_REGS is an experimental feature) 723 endif 724endif 725 726ifeq ($(MEASURED_BOOT),1) 727 ifneq (${TRUSTED_BOARD_BOOT},1) 728 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1) 729 else 730 $(info MEASURED_BOOT is an experimental feature) 731 endif 732endif 733 734ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 735 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 736 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 737 endif 738endif 739 740ifneq (${DECRYPTION_SUPPORT},none) 741 ifeq (${TRUSTED_BOARD_BOOT}, 0) 742 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 743 else 744 $(info DECRYPTION_SUPPORT is an experimental feature) 745 endif 746endif 747 748################################################################################ 749# Process platform overrideable behaviour 750################################################################################ 751 752# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 753# Certificate generation tools. This flag can be overridden by the platform. 754ifdef BL2_SOURCES 755 ifdef EL3_PAYLOAD_BASE 756 # If booting an EL3 payload there is no need for a BL33 image 757 # in the FIP file. 758 NEED_BL33 := no 759 else 760 ifdef PRELOADED_BL33_BASE 761 # If booting a BL33 preloaded image there is no need of 762 # another one in the FIP file. 763 NEED_BL33 := no 764 else 765 NEED_BL33 ?= yes 766 endif 767 endif 768endif 769 770# If SCP_BL2 is given, we always want FIP to include it. 771ifdef SCP_BL2 772 NEED_SCP_BL2 := yes 773endif 774 775# For AArch32, BL31 is not currently supported. 776ifneq (${ARCH},aarch32) 777 ifdef BL31_SOURCES 778 # When booting an EL3 payload, there is no need to compile the BL31 image nor 779 # put it in the FIP. 780 ifndef EL3_PAYLOAD_BASE 781 NEED_BL31 := yes 782 endif 783 endif 784endif 785 786# Process TBB related flags 787ifneq (${GENERATE_COT},0) 788 # Common cert_create options 789 ifneq (${CREATE_KEYS},0) 790 $(eval CRT_ARGS += -n) 791 $(eval FWU_CRT_ARGS += -n) 792 ifneq (${SAVE_KEYS},0) 793 $(eval CRT_ARGS += -k) 794 $(eval FWU_CRT_ARGS += -k) 795 endif 796 endif 797 # Include TBBR makefile (unless the platform indicates otherwise) 798 ifeq (${INCLUDE_TBBR_MK},1) 799 include make_helpers/tbbr/tbbr_tools.mk 800 endif 801endif 802 803ifneq (${FIP_ALIGN},0) 804FIP_ARGS += --align ${FIP_ALIGN} 805endif 806 807################################################################################ 808# Include libraries' Makefile that are used in all BL 809################################################################################ 810 811include lib/stack_protector/stack_protector.mk 812 813################################################################################ 814# Auxiliary tools (fiptool, cert_create, etc) 815################################################################################ 816 817# Variables for use with Certificate Generation Tool 818CRTTOOLPATH ?= tools/cert_create 819CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 820 821# Variables for use with Firmware Encryption Tool 822ENCTOOLPATH ?= tools/encrypt_fw 823ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 824 825# Variables for use with Firmware Image Package 826FIPTOOLPATH ?= tools/fiptool 827FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 828 829# Variables for use with sptool 830SPTOOLPATH ?= tools/sptool 831SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 832SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 833 834# Variables for use with ROMLIB 835ROMLIBPATH ?= lib/romlib 836 837# Variable for use with Python 838PYTHON ?= python3 839 840# Variables for use with PRINT_MEMORY_MAP 841PRINT_MEMORY_MAP_PATH ?= tools/memory 842PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 843 844# Variables for use with documentation build using Sphinx tool 845DOCS_PATH ?= docs 846 847################################################################################ 848# Include BL specific makefiles 849################################################################################ 850ifdef BL1_SOURCES 851NEED_BL1 := yes 852include bl1/bl1.mk 853endif 854 855ifdef BL2_SOURCES 856NEED_BL2 := yes 857include bl2/bl2.mk 858endif 859 860ifdef BL2U_SOURCES 861NEED_BL2U := yes 862include bl2u/bl2u.mk 863endif 864 865ifeq (${NEED_BL31},yes) 866ifdef BL31_SOURCES 867include bl31/bl31.mk 868endif 869endif 870 871ifdef FDT_SOURCES 872NEED_FDT := yes 873endif 874 875################################################################################ 876# Build options checks 877################################################################################ 878 879$(eval $(call assert_booleans,\ 880 $(sort \ 881 ALLOW_RO_XLAT_TABLES \ 882 COLD_BOOT_SINGLE_CPU \ 883 CREATE_KEYS \ 884 CTX_INCLUDE_AARCH32_REGS \ 885 CTX_INCLUDE_FPREGS \ 886 CTX_INCLUDE_PAUTH_REGS \ 887 CTX_INCLUDE_MTE_REGS \ 888 CTX_INCLUDE_EL2_REGS \ 889 CTX_INCLUDE_NEVE_REGS \ 890 DEBUG \ 891 DISABLE_MTPMU \ 892 DYN_DISABLE_AUTH \ 893 EL3_EXCEPTION_HANDLING \ 894 ENABLE_AMU \ 895 ENABLE_ASSERTIONS \ 896 ENABLE_MPAM_FOR_LOWER_ELS \ 897 ENABLE_PIE \ 898 ENABLE_PMF \ 899 ENABLE_PSCI_STAT \ 900 ENABLE_RUNTIME_INSTRUMENTATION \ 901 ENABLE_SPE_FOR_LOWER_ELS \ 902 ENABLE_SVE_FOR_NS \ 903 ERROR_DEPRECATED \ 904 FAULT_INJECTION_SUPPORT \ 905 GENERATE_COT \ 906 GICV2_G0_FOR_EL3 \ 907 HANDLE_EA_EL3_FIRST \ 908 HW_ASSISTED_COHERENCY \ 909 INVERTED_MEMMAP \ 910 MEASURED_BOOT \ 911 NS_TIMER_SWITCH \ 912 OVERRIDE_LIBC \ 913 PL011_GENERIC_UART \ 914 PROGRAMMABLE_RESET_ADDRESS \ 915 PSCI_EXTENDED_STATE_ID \ 916 RAS_EXTENSION \ 917 RESET_TO_BL31 \ 918 SAVE_KEYS \ 919 SEPARATE_CODE_AND_RODATA \ 920 SEPARATE_NOBITS_REGION \ 921 SPIN_ON_BL1_EXIT \ 922 SPM_MM \ 923 SPMD_SPM_AT_SEL2 \ 924 TRUSTED_BOARD_BOOT \ 925 USE_COHERENT_MEM \ 926 USE_DEBUGFS \ 927 ARM_IO_IN_DTB \ 928 SDEI_IN_FCONF \ 929 SEC_INT_DESC_IN_FCONF \ 930 USE_ROMLIB \ 931 USE_TBBR_DEFS \ 932 WARMBOOT_ENABLE_DCACHE_EARLY \ 933 BL2_AT_EL3 \ 934 BL2_IN_XIP_MEM \ 935 BL2_INV_DCACHE \ 936 USE_SPINLOCK_CAS \ 937 ENCRYPT_BL31 \ 938 ENCRYPT_BL32 \ 939 ERRATA_SPECULATIVE_AT \ 940 RAS_TRAP_LOWER_EL_ERR_ACCESS \ 941 COT_DESC_IN_DTB \ 942 USE_SP804_TIMER \ 943))) 944 945$(eval $(call assert_numerics,\ 946 $(sort \ 947 ARM_ARCH_MAJOR \ 948 ARM_ARCH_MINOR \ 949 BRANCH_PROTECTION \ 950 FW_ENC_STATUS \ 951))) 952 953ifdef KEY_SIZE 954 $(eval $(call assert_numeric,KEY_SIZE)) 955endif 956 957ifeq ($(filter $(SANITIZE_UB), on off trap),) 958 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 959endif 960 961################################################################################ 962# Add definitions to the cpp preprocessor based on the current build options. 963# This is done after including the platform specific makefile to allow the 964# platform to overwrite the default options 965################################################################################ 966 967$(eval $(call add_defines,\ 968 $(sort \ 969 ALLOW_RO_XLAT_TABLES \ 970 ARM_ARCH_MAJOR \ 971 ARM_ARCH_MINOR \ 972 COLD_BOOT_SINGLE_CPU \ 973 CTX_INCLUDE_AARCH32_REGS \ 974 CTX_INCLUDE_FPREGS \ 975 CTX_INCLUDE_PAUTH_REGS \ 976 EL3_EXCEPTION_HANDLING \ 977 CTX_INCLUDE_MTE_REGS \ 978 CTX_INCLUDE_EL2_REGS \ 979 CTX_INCLUDE_NEVE_REGS \ 980 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 981 DISABLE_MTPMU \ 982 ENABLE_AMU \ 983 ENABLE_ASSERTIONS \ 984 ENABLE_BTI \ 985 ENABLE_MPAM_FOR_LOWER_ELS \ 986 ENABLE_PAUTH \ 987 ENABLE_PIE \ 988 ENABLE_PMF \ 989 ENABLE_PSCI_STAT \ 990 ENABLE_RUNTIME_INSTRUMENTATION \ 991 ENABLE_SPE_FOR_LOWER_ELS \ 992 ENABLE_SVE_FOR_NS \ 993 ENCRYPT_BL31 \ 994 ENCRYPT_BL32 \ 995 ERROR_DEPRECATED \ 996 FAULT_INJECTION_SUPPORT \ 997 GICV2_G0_FOR_EL3 \ 998 HANDLE_EA_EL3_FIRST \ 999 HW_ASSISTED_COHERENCY \ 1000 LOG_LEVEL \ 1001 MEASURED_BOOT \ 1002 NS_TIMER_SWITCH \ 1003 PL011_GENERIC_UART \ 1004 PLAT_${PLAT} \ 1005 PROGRAMMABLE_RESET_ADDRESS \ 1006 PSCI_EXTENDED_STATE_ID \ 1007 RAS_EXTENSION \ 1008 RESET_TO_BL31 \ 1009 SEPARATE_CODE_AND_RODATA \ 1010 SEPARATE_NOBITS_REGION \ 1011 RECLAIM_INIT_CODE \ 1012 SPD_${SPD} \ 1013 SPIN_ON_BL1_EXIT \ 1014 SPM_MM \ 1015 SPMD_SPM_AT_SEL2 \ 1016 TRUSTED_BOARD_BOOT \ 1017 USE_COHERENT_MEM \ 1018 USE_DEBUGFS \ 1019 ARM_IO_IN_DTB \ 1020 SDEI_IN_FCONF \ 1021 SEC_INT_DESC_IN_FCONF \ 1022 USE_ROMLIB \ 1023 USE_TBBR_DEFS \ 1024 WARMBOOT_ENABLE_DCACHE_EARLY \ 1025 BL2_AT_EL3 \ 1026 BL2_IN_XIP_MEM \ 1027 BL2_INV_DCACHE \ 1028 USE_SPINLOCK_CAS \ 1029 ERRATA_SPECULATIVE_AT \ 1030 RAS_TRAP_LOWER_EL_ERR_ACCESS \ 1031 COT_DESC_IN_DTB \ 1032 USE_SP804_TIMER \ 1033))) 1034 1035ifeq (${SANITIZE_UB},trap) 1036 $(eval $(call add_define,MONITOR_TRAPS)) 1037endif 1038 1039# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1040ifdef EL3_PAYLOAD_BASE 1041 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1042else 1043 # Define the PRELOADED_BL33_BASE flag only if it is provided and 1044 # EL3_PAYLOAD_BASE is not defined, as it has priority. 1045 ifdef PRELOADED_BL33_BASE 1046 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1047 endif 1048endif 1049 1050# Define the DYN_DISABLE_AUTH flag only if set. 1051ifeq (${DYN_DISABLE_AUTH},1) 1052$(eval $(call add_define,DYN_DISABLE_AUTH)) 1053endif 1054 1055ifneq ($(findstring armlink,$(notdir $(LD))),) 1056$(eval $(call add_define,USE_ARM_LINK)) 1057endif 1058 1059# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1060ifeq (${SPD},spmd) 1061ifdef SP_LAYOUT_FILE 1062 ifeq (${SPMD_SPM_AT_SEL2},0) 1063 $(error "SPMD with SPM at S-EL1 does not require SP_LAYOUT_FILE") 1064 endif 1065 -include $(BUILD_PLAT)/sp_gen.mk 1066 FIP_DEPS += sp 1067 CRT_DEPS += sp 1068 NEED_SP_PKG := yes 1069else 1070 ifeq (${SPMD_SPM_AT_SEL2},1) 1071 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1072 endif 1073endif 1074endif 1075 1076################################################################################ 1077# Build targets 1078################################################################################ 1079 1080.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 1081.SUFFIXES: 1082 1083all: msg_start 1084 1085msg_start: 1086 @echo "Building ${PLAT}" 1087 1088ifeq (${ERROR_DEPRECATED},0) 1089# Check if deprecated declarations and cpp warnings should be treated as error or not. 1090ifneq ($(findstring clang,$(notdir $(CC))),) 1091 CPPFLAGS += -Wno-error=deprecated-declarations 1092else 1093 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1094endif 1095endif # !ERROR_DEPRECATED 1096 1097$(eval $(call MAKE_LIB_DIRS)) 1098$(eval $(call MAKE_LIB,c)) 1099 1100# Expand build macros for the different images 1101ifeq (${NEED_BL1},yes) 1102$(eval $(call MAKE_BL,1)) 1103endif 1104 1105ifeq (${NEED_BL2},yes) 1106ifeq (${BL2_AT_EL3}, 0) 1107FIP_BL2_ARGS := tb-fw 1108endif 1109 1110$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1111 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 1112endif 1113 1114ifeq (${NEED_SCP_BL2},yes) 1115$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1116endif 1117 1118ifeq (${NEED_BL31},yes) 1119BL31_SOURCES += ${SPD_SOURCES} 1120# Sort BL31 source files to remove duplicates 1121BL31_SOURCES := $(sort ${BL31_SOURCES}) 1122ifneq (${DECRYPTION_SUPPORT},none) 1123$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1124 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31)))) 1125else 1126$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1127 $(eval $(call MAKE_BL,31,soc-fw))) 1128endif 1129endif 1130 1131# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1132# build system will call TOOL_ADD_IMG to print a warning message and abort the 1133# process. Note that the dependency on BL32 applies to the FIP only. 1134ifeq (${NEED_BL32},yes) 1135# Sort BL32 source files to remove duplicates 1136BL32_SOURCES := $(sort ${BL32_SOURCES}) 1137BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1138 1139ifneq (${DECRYPTION_SUPPORT},none) 1140$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\ 1141 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1142else 1143$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 1144 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1145endif 1146endif 1147 1148# Add the BL33 image if required by the platform 1149ifeq (${NEED_BL33},yes) 1150$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1151endif 1152 1153ifeq (${NEED_BL2U},yes) 1154$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1155 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 1156endif 1157 1158# Expand build macros for the different images 1159ifeq (${NEED_FDT},yes) 1160 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1161endif 1162 1163# Add Secure Partition packages 1164ifeq (${NEED_SP_PKG},yes) 1165$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1166 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} 1167sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1168 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1169 @${ECHO_BLANK_LINE} 1170 @echo "Built SP Images successfully" 1171 @${ECHO_BLANK_LINE} 1172endif 1173 1174locate-checkpatch: 1175ifndef CHECKPATCH 1176 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1177else 1178ifeq (,$(wildcard ${CHECKPATCH})) 1179 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1180endif 1181endif 1182 1183clean: 1184 @echo " CLEAN" 1185 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1186ifdef UNIX_MK 1187 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1188else 1189# Clear the MAKEFLAGS as we do not want 1190# to pass the gnumake flags to nmake. 1191 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean 1192endif 1193 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1194 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1195 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1196 1197realclean distclean: 1198 @echo " REALCLEAN" 1199 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1200 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1201ifdef UNIX_MK 1202 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1203else 1204# Clear the MAKEFLAGS as we do not want 1205# to pass the gnumake flags to nmake. 1206 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean 1207endif 1208 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1209 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1210 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1211 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1212 1213checkcodebase: locate-checkpatch 1214 @echo " CHECKING STYLE" 1215 @if test -d .git ; then \ 1216 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1217 while read GIT_FILE ; \ 1218 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1219 done ; \ 1220 else \ 1221 find . -type f -not -iwholename "*.git*" \ 1222 -not -iwholename "*build*" \ 1223 -not -iwholename "*libfdt*" \ 1224 -not -iwholename "*libc*" \ 1225 -not -iwholename "*docs*" \ 1226 -not -iwholename "*.rst" \ 1227 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1228 fi 1229 1230checkpatch: locate-checkpatch 1231 @echo " CHECKING STYLE" 1232 @if test -n "${CHECKPATCH_OPTS}"; then \ 1233 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1234 fi 1235 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1236 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 1237 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1238 git log --format=email "$$commit~..$$commit" \ 1239 -- ${CHECK_PATHS} | \ 1240 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1241 git diff --format=email "$$commit~..$$commit" \ 1242 -- ${CHECK_PATHS} | \ 1243 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1244 done 1245 1246certtool: ${CRTTOOL} 1247 1248.PHONY: ${CRTTOOL} 1249${CRTTOOL}: 1250 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} --no-print-directory -C ${CRTTOOLPATH} 1251 @${ECHO_BLANK_LINE} 1252 @echo "Built $@ successfully" 1253 @${ECHO_BLANK_LINE} 1254 1255ifneq (${GENERATE_COT},0) 1256certificates: ${CRT_DEPS} ${CRTTOOL} 1257 ${Q}${CRTTOOL} ${CRT_ARGS} 1258 @${ECHO_BLANK_LINE} 1259 @echo "Built $@ successfully" 1260 @echo "Certificates can be found in ${BUILD_PLAT}" 1261 @${ECHO_BLANK_LINE} 1262endif 1263 1264${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1265 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1266 ${Q}${FIPTOOL} info $@ 1267 @${ECHO_BLANK_LINE} 1268 @echo "Built $@ successfully" 1269 @${ECHO_BLANK_LINE} 1270 1271ifneq (${GENERATE_COT},0) 1272fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1273 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1274 @${ECHO_BLANK_LINE} 1275 @echo "Built $@ successfully" 1276 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1277 @${ECHO_BLANK_LINE} 1278endif 1279 1280${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1281 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1282 ${Q}${FIPTOOL} info $@ 1283 @${ECHO_BLANK_LINE} 1284 @echo "Built $@ successfully" 1285 @${ECHO_BLANK_LINE} 1286 1287fiptool: ${FIPTOOL} 1288fip: ${BUILD_PLAT}/${FIP_NAME} 1289fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1290 1291.PHONY: ${FIPTOOL} 1292${FIPTOOL}: 1293 @${ECHO_BLANK_LINE} 1294 @echo "Building $@" 1295ifdef UNIX_MK 1296 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} --no-print-directory -C ${FIPTOOLPATH} 1297else 1298# Clear the MAKEFLAGS as we do not want 1299# to pass the gnumake flags to nmake. 1300 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) 1301endif 1302 @${ECHO_BLANK_LINE} 1303 1304sptool: ${SPTOOL} 1305.PHONY: ${SPTOOL} 1306${SPTOOL}: 1307 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" SPTOOL=${SPTOOL} --no-print-directory -C ${SPTOOLPATH} 1308 1309.PHONY: libraries 1310romlib.bin: libraries 1311 ${Q}${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 1312 1313# Call print_memory_map tool 1314memmap: all 1315 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1316 1317doc: 1318 @echo " BUILD DOCUMENTATION" 1319 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1320 1321enctool: ${ENCTOOL} 1322 1323.PHONY: ${ENCTOOL} 1324${ENCTOOL}: 1325 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} --no-print-directory -C ${ENCTOOLPATH} 1326 @${ECHO_BLANK_LINE} 1327 @echo "Built $@ successfully" 1328 @${ECHO_BLANK_LINE} 1329 1330cscope: 1331 @echo " CSCOPE" 1332 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1333 ${Q}cscope -b -q -k 1334 1335help: 1336 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1337 @echo "" 1338 @echo "PLAT is used to specify which platform you wish to build." 1339 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1340 @echo "" 1341 @echo "platform = ${PLATFORM_LIST}" 1342 @echo "" 1343 @echo "Please refer to the User Guide for a list of all supported options." 1344 @echo "Note that the build system doesn't track dependencies for build " 1345 @echo "options. Therefore, if any of the build options are changed " 1346 @echo "from a previous build, a clean build must be performed." 1347 @echo "" 1348 @echo "Supported Targets:" 1349 @echo " all Build all individual bootloader binaries" 1350 @echo " bl1 Build the BL1 binary" 1351 @echo " bl2 Build the BL2 binary" 1352 @echo " bl2u Build the BL2U binary" 1353 @echo " bl31 Build the BL31 binary" 1354 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1355 @echo " this builds secure payload specified by AARCH32_SP" 1356 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1357 @echo " fip Build the Firmware Image Package (FIP)" 1358 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1359 @echo " checkcodebase Check the coding style of the entire source tree" 1360 @echo " checkpatch Check the coding style on changes in the current" 1361 @echo " branch against BASE_COMMIT (default origin/master)" 1362 @echo " clean Clean the build for the selected platform" 1363 @echo " cscope Generate cscope index" 1364 @echo " distclean Remove all build artifacts for all platforms" 1365 @echo " certtool Build the Certificate generation tool" 1366 @echo " enctool Build the Firmware encryption tool" 1367 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1368 @echo " sp Build the Secure Partition Packages" 1369 @echo " sptool Build the Secure Partition Package creation tool" 1370 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1371 @echo " memmap Print the memory map of the built binaries" 1372 @echo " doc Build html based documentation using Sphinx tool" 1373 @echo "" 1374 @echo "Note: most build targets require PLAT to be set to a specific platform." 1375 @echo "" 1376 @echo "example: build all targets for the FVP platform:" 1377 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1378