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 \ 368 -x assembler-with-cpp $(DEFINES) 369 370################################################################################ 371# Common sources and include directories 372################################################################################ 373include lib/compiler-rt/compiler-rt.mk 374 375BL_COMMON_SOURCES += common/bl_common.c \ 376 common/tf_log.c \ 377 common/${ARCH}/debug.S \ 378 drivers/console/multi_console.c \ 379 lib/${ARCH}/cache_helpers.S \ 380 lib/${ARCH}/misc_helpers.S \ 381 plat/common/plat_bl_common.c \ 382 plat/common/plat_log_common.c \ 383 plat/common/${ARCH}/plat_common.c \ 384 plat/common/${ARCH}/platform_helpers.S \ 385 ${COMPILER_RT_SRCS} 386 387ifeq ($(notdir $(CC)),armclang) 388BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 389endif 390 391ifeq (${SANITIZE_UB},on) 392BL_COMMON_SOURCES += plat/common/ubsan.c 393endif 394 395INCLUDES += -Iinclude \ 396 -Iinclude/arch/${ARCH} \ 397 -Iinclude/lib/cpus/${ARCH} \ 398 -Iinclude/lib/el3_runtime/${ARCH} \ 399 ${PLAT_INCLUDES} \ 400 ${SPD_INCLUDES} 401 402include common/backtrace/backtrace.mk 403 404################################################################################ 405# Generic definitions 406################################################################################ 407 408include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 409 410BUILD_BASE := ./build 411BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 412 413SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 414 415# Platforms providing their own TBB makefile may override this value 416INCLUDE_TBBR_MK := 1 417 418 419################################################################################ 420# Include SPD Makefile if one has been specified 421################################################################################ 422 423ifneq (${SPD},none) 424 ifeq (${ARCH},aarch32) 425 $(error "Error: SPD is incompatible with AArch32.") 426 endif 427 428 ifdef EL3_PAYLOAD_BASE 429 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 430 $(warning "The SPD and its BL32 companion will be present but ignored.") 431 endif 432 433 ifeq (${SPD},spmd) 434 $(warning "SPMD is an experimental feature") 435 # SPMD is located in std_svc directory 436 SPD_DIR := std_svc 437 438 ifeq ($(SPMD_SPM_AT_SEL2),1) 439 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 440 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 441 endif 442 endif 443 else 444 # All other SPDs in spd directory 445 SPD_DIR := spd 446 endif 447 448 # We expect to locate an spd.mk under the specified SPD directory 449 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 450 451 ifeq (${SPD_MAKE},) 452 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 453 endif 454 $(info Including ${SPD_MAKE}) 455 include ${SPD_MAKE} 456 457 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 458 # Makefile would set NEED_BL32 to "yes". In this case, the build system 459 # supports two mutually exclusive options: 460 # * BL32 is built from source: then BL32_SOURCES must contain the list 461 # of source files to build BL32 462 # * BL32 is a prebuilt binary: then BL32 must point to the image file 463 # that will be included in the FIP 464 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 465 # over the sources. 466endif 467 468################################################################################ 469# Include the platform specific Makefile after the SPD Makefile (the platform 470# makefile may use all previous definitions in this file) 471################################################################################ 472 473include ${PLAT_MAKEFILE_FULL} 474 475$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 476 477ifeq (${ARM_ARCH_MAJOR},7) 478include make_helpers/armv7-a-cpus.mk 479endif 480 481PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 482ifneq ($(PIE_FOUND),) 483 TF_CFLAGS += -fno-PIE 484endif 485 486ifneq ($(findstring gcc,$(notdir $(LD))),) 487 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 488else 489 PIE_LDFLAGS += -pie --no-dynamic-linker 490endif 491 492ifeq ($(ENABLE_PIE),1) 493ifeq ($(BL2_AT_EL3),1) 494ifneq ($(BL2_IN_XIP_MEM),1) 495 BL2_CFLAGS += -fpie 496 BL2_LDFLAGS += $(PIE_LDFLAGS) 497endif 498endif 499 BL31_CFLAGS += -fpie 500 BL31_LDFLAGS += $(PIE_LDFLAGS) 501ifeq ($(ARCH),aarch64) 502 BL32_CFLAGS += -fpie 503 BL32_LDFLAGS += $(PIE_LDFLAGS) 504endif 505endif 506 507# Include the CPU specific operations makefile, which provides default 508# values for all CPU errata workarounds and CPU specific optimisations. 509# This can be overridden by the platform. 510include lib/cpus/cpu-ops.mk 511 512ifeq (${ARCH},aarch32) 513NEED_BL32 := yes 514 515################################################################################ 516# Build `AARCH32_SP` as BL32 image for AArch32 517################################################################################ 518ifneq (${AARCH32_SP},none) 519# We expect to locate an sp.mk under the specified AARCH32_SP directory 520AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 521 522ifeq (${AARCH32_SP_MAKE},) 523 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 524endif 525 526$(info Including ${AARCH32_SP_MAKE}) 527include ${AARCH32_SP_MAKE} 528endif 529 530endif 531 532################################################################################ 533# Include libc if not overridden 534################################################################################ 535ifeq (${OVERRIDE_LIBC},0) 536include lib/libc/libc.mk 537endif 538 539################################################################################ 540# Check incompatible options 541################################################################################ 542 543ifdef EL3_PAYLOAD_BASE 544 ifdef PRELOADED_BL33_BASE 545 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 546 incompatible build options. EL3_PAYLOAD_BASE has priority.") 547 endif 548 ifneq (${GENERATE_COT},0) 549 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 550 endif 551 ifneq (${TRUSTED_BOARD_BOOT},0) 552 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 553 endif 554endif 555 556ifeq (${NEED_BL33},yes) 557 ifdef EL3_PAYLOAD_BASE 558 $(warning "BL33 image is not needed when option \ 559 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 560 endif 561 ifdef PRELOADED_BL33_BASE 562 $(warning "BL33 image is not needed when option \ 563 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 564 file.") 565 endif 566endif 567 568# When building for systems with hardware-assisted coherency, there's no need to 569# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 570ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 571$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 572endif 573 574#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 575ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 576$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 577endif 578 579# For RAS_EXTENSION, require that EAs are handled in EL3 first 580ifeq ($(RAS_EXTENSION),1) 581 ifneq ($(HANDLE_EA_EL3_FIRST),1) 582 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 583 endif 584endif 585 586# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 587ifeq ($(FAULT_INJECTION_SUPPORT),1) 588 ifneq ($(RAS_EXTENSION),1) 589 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 590 endif 591endif 592 593# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 594ifeq ($(DYN_DISABLE_AUTH), 1) 595 ifeq (${TRUSTED_BOARD_BOOT}, 0) 596 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 597 endif 598endif 599 600# If pointer authentication is used in the firmware, make sure that all the 601# registers associated to it are also saved and restored. 602# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 603ifeq ($(ENABLE_PAUTH),1) 604 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 605 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 606 endif 607endif 608 609ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 610 ifneq (${ARCH},aarch64) 611 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 612 else 613 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature) 614 endif 615endif 616 617ifeq ($(ENABLE_PAUTH),1) 618 $(info Pointer Authentication is an experimental feature) 619endif 620 621ifeq ($(ENABLE_BTI),1) 622 $(info Branch Protection is an experimental feature) 623endif 624 625ifeq ($(CTX_INCLUDE_MTE_REGS),1) 626 ifneq (${ARCH},aarch64) 627 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 628 else 629 $(info CTX_INCLUDE_MTE_REGS is an experimental feature) 630 endif 631endif 632 633ifeq ($(MEASURED_BOOT),1) 634 ifneq (${TRUSTED_BOARD_BOOT},1) 635 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1) 636 else 637 $(info MEASURED_BOOT is an experimental feature) 638 endif 639endif 640 641ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 642 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 643 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 644 endif 645endif 646 647ifneq (${DECRYPTION_SUPPORT},none) 648 ifeq (${TRUSTED_BOARD_BOOT}, 0) 649 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 650 else 651 $(info DECRYPTION_SUPPORT is an experimental feature) 652 endif 653endif 654 655################################################################################ 656# Process platform overrideable behaviour 657################################################################################ 658 659# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 660# Certificate generation tools. This flag can be overridden by the platform. 661ifdef BL2_SOURCES 662 ifdef EL3_PAYLOAD_BASE 663 # If booting an EL3 payload there is no need for a BL33 image 664 # in the FIP file. 665 NEED_BL33 := no 666 else 667 ifdef PRELOADED_BL33_BASE 668 # If booting a BL33 preloaded image there is no need of 669 # another one in the FIP file. 670 NEED_BL33 := no 671 else 672 NEED_BL33 ?= yes 673 endif 674 endif 675endif 676 677# If SCP_BL2 is given, we always want FIP to include it. 678ifdef SCP_BL2 679 NEED_SCP_BL2 := yes 680endif 681 682# For AArch32, BL31 is not currently supported. 683ifneq (${ARCH},aarch32) 684 ifdef BL31_SOURCES 685 # When booting an EL3 payload, there is no need to compile the BL31 image nor 686 # put it in the FIP. 687 ifndef EL3_PAYLOAD_BASE 688 NEED_BL31 := yes 689 endif 690 endif 691endif 692 693# Process TBB related flags 694ifneq (${GENERATE_COT},0) 695 # Common cert_create options 696 ifneq (${CREATE_KEYS},0) 697 $(eval CRT_ARGS += -n) 698 $(eval FWU_CRT_ARGS += -n) 699 ifneq (${SAVE_KEYS},0) 700 $(eval CRT_ARGS += -k) 701 $(eval FWU_CRT_ARGS += -k) 702 endif 703 endif 704 # Include TBBR makefile (unless the platform indicates otherwise) 705 ifeq (${INCLUDE_TBBR_MK},1) 706 include make_helpers/tbbr/tbbr_tools.mk 707 endif 708endif 709 710ifneq (${FIP_ALIGN},0) 711FIP_ARGS += --align ${FIP_ALIGN} 712endif 713 714################################################################################ 715# Include libraries' Makefile that are used in all BL 716################################################################################ 717 718include lib/stack_protector/stack_protector.mk 719 720################################################################################ 721# Auxiliary tools (fiptool, cert_create, etc) 722################################################################################ 723 724# Variables for use with Certificate Generation Tool 725CRTTOOLPATH ?= tools/cert_create 726CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 727 728# Variables for use with Firmware Encryption Tool 729ENCTOOLPATH ?= tools/encrypt_fw 730ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 731 732# Variables for use with Firmware Image Package 733FIPTOOLPATH ?= tools/fiptool 734FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 735 736# Variables for use with sptool 737SPTOOLPATH ?= tools/sptool 738SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 739SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 740 741# Variables for use with ROMLIB 742ROMLIBPATH ?= lib/romlib 743 744# Variable for use with Python 745PYTHON ?= python3 746 747# Variables for use with PRINT_MEMORY_MAP 748PRINT_MEMORY_MAP_PATH ?= tools/memory 749PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 750 751# Variables for use with documentation build using Sphinx tool 752DOCS_PATH ?= docs 753 754################################################################################ 755# Include BL specific makefiles 756################################################################################ 757ifdef BL1_SOURCES 758NEED_BL1 := yes 759include bl1/bl1.mk 760endif 761 762ifdef BL2_SOURCES 763NEED_BL2 := yes 764include bl2/bl2.mk 765endif 766 767ifdef BL2U_SOURCES 768NEED_BL2U := yes 769include bl2u/bl2u.mk 770endif 771 772ifeq (${NEED_BL31},yes) 773ifdef BL31_SOURCES 774include bl31/bl31.mk 775endif 776endif 777 778ifdef FDT_SOURCES 779NEED_FDT := yes 780endif 781 782################################################################################ 783# Build options checks 784################################################################################ 785 786$(eval $(call assert_boolean,ALLOW_RO_XLAT_TABLES)) 787$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 788$(eval $(call assert_boolean,CREATE_KEYS)) 789$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 790$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 791$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS)) 792$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS)) 793$(eval $(call assert_boolean,CTX_INCLUDE_EL2_REGS)) 794$(eval $(call assert_boolean,DEBUG)) 795$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 796$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 797$(eval $(call assert_boolean,ENABLE_AMU)) 798$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 799$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 800$(eval $(call assert_boolean,ENABLE_PIE)) 801$(eval $(call assert_boolean,ENABLE_PMF)) 802$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 803$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 804$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 805$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 806$(eval $(call assert_boolean,ERROR_DEPRECATED)) 807$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 808$(eval $(call assert_boolean,GENERATE_COT)) 809$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 810$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 811$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 812$(eval $(call assert_boolean,INVERTED_MEMMAP)) 813$(eval $(call assert_boolean,MEASURED_BOOT)) 814$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 815$(eval $(call assert_boolean,OVERRIDE_LIBC)) 816$(eval $(call assert_boolean,PL011_GENERIC_UART)) 817$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 818$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 819$(eval $(call assert_boolean,RAS_EXTENSION)) 820$(eval $(call assert_boolean,RESET_TO_BL31)) 821$(eval $(call assert_boolean,SAVE_KEYS)) 822$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 823$(eval $(call assert_boolean,SEPARATE_NOBITS_REGION)) 824$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 825$(eval $(call assert_boolean,SPM_MM)) 826$(eval $(call assert_boolean,SPMD_SPM_AT_SEL2)) 827$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 828$(eval $(call assert_boolean,USE_COHERENT_MEM)) 829$(eval $(call assert_boolean,USE_DEBUGFS)) 830$(eval $(call assert_boolean,ARM_IO_IN_DTB)) 831$(eval $(call assert_boolean,USE_ROMLIB)) 832$(eval $(call assert_boolean,USE_TBBR_DEFS)) 833$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 834$(eval $(call assert_boolean,BL2_AT_EL3)) 835$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 836$(eval $(call assert_boolean,BL2_INV_DCACHE)) 837$(eval $(call assert_boolean,USE_SPINLOCK_CAS)) 838$(eval $(call assert_boolean,ENCRYPT_BL31)) 839$(eval $(call assert_boolean,ENCRYPT_BL32)) 840 841$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 842$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 843$(eval $(call assert_numeric,BRANCH_PROTECTION)) 844$(eval $(call assert_numeric,FW_ENC_STATUS)) 845 846ifdef KEY_SIZE 847 $(eval $(call assert_numeric,KEY_SIZE)) 848endif 849 850ifeq ($(filter $(SANITIZE_UB), on off trap),) 851 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 852endif 853 854################################################################################ 855# Add definitions to the cpp preprocessor based on the current build options. 856# This is done after including the platform specific makefile to allow the 857# platform to overwrite the default options 858################################################################################ 859 860$(eval $(call add_define,ALLOW_RO_XLAT_TABLES)) 861$(eval $(call add_define,ARM_ARCH_MAJOR)) 862$(eval $(call add_define,ARM_ARCH_MINOR)) 863$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 864$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 865$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 866$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS)) 867$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 868$(eval $(call add_define,CTX_INCLUDE_MTE_REGS)) 869$(eval $(call add_define,CTX_INCLUDE_EL2_REGS)) 870$(eval $(call add_define,DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT})) 871$(eval $(call add_define,ENABLE_AMU)) 872$(eval $(call add_define,ENABLE_ASSERTIONS)) 873$(eval $(call add_define,ENABLE_BTI)) 874$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 875$(eval $(call add_define,ENABLE_PAUTH)) 876$(eval $(call add_define,ENABLE_PIE)) 877$(eval $(call add_define,ENABLE_PMF)) 878$(eval $(call add_define,ENABLE_PSCI_STAT)) 879$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 880$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 881$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 882$(eval $(call add_define,ENCRYPT_BL31)) 883$(eval $(call add_define,ENCRYPT_BL32)) 884$(eval $(call add_define,ERROR_DEPRECATED)) 885$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 886$(eval $(call add_define,GICV2_G0_FOR_EL3)) 887$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 888$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 889$(eval $(call add_define,LOG_LEVEL)) 890$(eval $(call add_define,MEASURED_BOOT)) 891$(eval $(call add_define,NS_TIMER_SWITCH)) 892$(eval $(call add_define,PL011_GENERIC_UART)) 893$(eval $(call add_define,PLAT_${PLAT})) 894$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 895$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 896$(eval $(call add_define,RAS_EXTENSION)) 897$(eval $(call add_define,RESET_TO_BL31)) 898$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 899$(eval $(call add_define,SEPARATE_NOBITS_REGION)) 900$(eval $(call add_define,RECLAIM_INIT_CODE)) 901$(eval $(call add_define,SPD_${SPD})) 902$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 903$(eval $(call add_define,SPM_MM)) 904$(eval $(call add_define,SPMD_SPM_AT_SEL2)) 905$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 906$(eval $(call add_define,USE_COHERENT_MEM)) 907$(eval $(call add_define,USE_DEBUGFS)) 908$(eval $(call add_define,ARM_IO_IN_DTB)) 909$(eval $(call add_define,USE_ROMLIB)) 910$(eval $(call add_define,USE_TBBR_DEFS)) 911$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 912$(eval $(call add_define,BL2_AT_EL3)) 913$(eval $(call add_define,BL2_IN_XIP_MEM)) 914$(eval $(call add_define,BL2_INV_DCACHE)) 915$(eval $(call add_define,USE_SPINLOCK_CAS)) 916 917ifeq (${SANITIZE_UB},trap) 918 $(eval $(call add_define,MONITOR_TRAPS)) 919endif 920 921# Define the EL3_PAYLOAD_BASE flag only if it is provided. 922ifdef EL3_PAYLOAD_BASE 923 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 924else 925 # Define the PRELOADED_BL33_BASE flag only if it is provided and 926 # EL3_PAYLOAD_BASE is not defined, as it has priority. 927 ifdef PRELOADED_BL33_BASE 928 $(eval $(call add_define,PRELOADED_BL33_BASE)) 929 endif 930endif 931 932# Define the DYN_DISABLE_AUTH flag only if set. 933ifeq (${DYN_DISABLE_AUTH},1) 934$(eval $(call add_define,DYN_DISABLE_AUTH)) 935endif 936 937ifneq ($(findstring armlink,$(notdir $(LD))),) 938$(eval $(call add_define,USE_ARM_LINK)) 939endif 940 941# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 942ifdef SP_LAYOUT_FILE 943ifeq (${SPD},spmd) 944 -include $(BUILD_PLAT)/sp_gen.mk 945 FIP_DEPS += sp 946 NEED_SP_PKG := yes 947else 948 $(error "SP_LAYOUT_FILE will be used only if SPD=spmd") 949endif 950endif 951 952################################################################################ 953# Build targets 954################################################################################ 955 956.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 957.SUFFIXES: 958 959all: msg_start 960 961msg_start: 962 @echo "Building ${PLAT}" 963 964ifeq (${ERROR_DEPRECATED},0) 965# Check if deprecated declarations and cpp warnings should be treated as error or not. 966ifneq ($(findstring clang,$(notdir $(CC))),) 967 CPPFLAGS += -Wno-error=deprecated-declarations 968else 969 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 970endif 971# __ASSEMBLY__ is deprecated in favor of the compiler-builtin __ASSEMBLER__. 972ASFLAGS += -D__ASSEMBLY__ 973# AARCH32/AARCH64 macros are deprecated in favor of the compiler-builtin __aarch64__. 974ifeq (${ARCH},aarch32) 975 $(eval $(call add_define,AARCH32)) 976else 977 $(eval $(call add_define,AARCH64)) 978endif 979endif # !ERROR_DEPRECATED 980 981$(eval $(call MAKE_LIB_DIRS)) 982$(eval $(call MAKE_LIB,c)) 983 984# Expand build macros for the different images 985ifeq (${NEED_BL1},yes) 986$(eval $(call MAKE_BL,1)) 987endif 988 989ifeq (${NEED_BL2},yes) 990ifeq (${BL2_AT_EL3}, 0) 991FIP_BL2_ARGS := tb-fw 992endif 993 994$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 995 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 996endif 997 998ifeq (${NEED_SCP_BL2},yes) 999$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1000endif 1001 1002ifeq (${NEED_BL31},yes) 1003BL31_SOURCES += ${SPD_SOURCES} 1004# Sort BL31 source files to remove duplicates 1005BL31_SOURCES := $(sort ${BL31_SOURCES}) 1006ifneq (${DECRYPTION_SUPPORT},none) 1007$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1008 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31)))) 1009else 1010$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1011 $(eval $(call MAKE_BL,31,soc-fw))) 1012endif 1013endif 1014 1015# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1016# build system will call TOOL_ADD_IMG to print a warning message and abort the 1017# process. Note that the dependency on BL32 applies to the FIP only. 1018ifeq (${NEED_BL32},yes) 1019# Sort BL32 source files to remove duplicates 1020BL32_SOURCES := $(sort ${BL32_SOURCES}) 1021BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1022 1023ifneq (${DECRYPTION_SUPPORT},none) 1024$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\ 1025 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1026else 1027$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 1028 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1029endif 1030endif 1031 1032# Add the BL33 image if required by the platform 1033ifeq (${NEED_BL33},yes) 1034$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1035endif 1036 1037ifeq (${NEED_BL2U},yes) 1038$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1039 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 1040endif 1041 1042# Expand build macros for the different images 1043ifeq (${NEED_FDT},yes) 1044 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1045endif 1046 1047# Add Secure Partition packages 1048ifeq (${NEED_SP_PKG},yes) 1049$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1050 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) 1051sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1052 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1053 @${ECHO_BLANK_LINE} 1054 @echo "Built SP Images successfully" 1055 @${ECHO_BLANK_LINE} 1056endif 1057 1058locate-checkpatch: 1059ifndef CHECKPATCH 1060 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1061else 1062ifeq (,$(wildcard ${CHECKPATCH})) 1063 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1064endif 1065endif 1066 1067clean: 1068 @echo " CLEAN" 1069 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1070 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1071 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1072 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1073 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1074 1075realclean distclean: 1076 @echo " REALCLEAN" 1077 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1078 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1079 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1080 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1081 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1082 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1083 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1084 1085checkcodebase: locate-checkpatch 1086 @echo " CHECKING STYLE" 1087 @if test -d .git ; then \ 1088 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1089 while read GIT_FILE ; \ 1090 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1091 done ; \ 1092 else \ 1093 find . -type f -not -iwholename "*.git*" \ 1094 -not -iwholename "*build*" \ 1095 -not -iwholename "*libfdt*" \ 1096 -not -iwholename "*libc*" \ 1097 -not -iwholename "*docs*" \ 1098 -not -iwholename "*.rst" \ 1099 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1100 fi 1101 1102checkpatch: locate-checkpatch 1103 @echo " CHECKING STYLE" 1104 @if test -n "${CHECKPATCH_OPTS}"; then \ 1105 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1106 fi 1107 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1108 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 1109 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1110 git log --format=email "$$commit~..$$commit" \ 1111 -- ${CHECK_PATHS} | \ 1112 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1113 git diff --format=email "$$commit~..$$commit" \ 1114 -- ${CHECK_PATHS} | \ 1115 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1116 done 1117 1118certtool: ${CRTTOOL} 1119 1120.PHONY: ${CRTTOOL} 1121${CRTTOOL}: 1122 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} --no-print-directory -C ${CRTTOOLPATH} 1123 @${ECHO_BLANK_LINE} 1124 @echo "Built $@ successfully" 1125 @${ECHO_BLANK_LINE} 1126 1127ifneq (${GENERATE_COT},0) 1128certificates: ${CRT_DEPS} ${CRTTOOL} 1129 ${Q}${CRTTOOL} ${CRT_ARGS} 1130 @${ECHO_BLANK_LINE} 1131 @echo "Built $@ successfully" 1132 @echo "Certificates can be found in ${BUILD_PLAT}" 1133 @${ECHO_BLANK_LINE} 1134endif 1135 1136${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1137 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1138 ${Q}${FIPTOOL} info $@ 1139 @${ECHO_BLANK_LINE} 1140 @echo "Built $@ successfully" 1141 @${ECHO_BLANK_LINE} 1142 1143ifneq (${GENERATE_COT},0) 1144fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1145 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1146 @${ECHO_BLANK_LINE} 1147 @echo "Built $@ successfully" 1148 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1149 @${ECHO_BLANK_LINE} 1150endif 1151 1152${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1153 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1154 ${Q}${FIPTOOL} info $@ 1155 @${ECHO_BLANK_LINE} 1156 @echo "Built $@ successfully" 1157 @${ECHO_BLANK_LINE} 1158 1159fiptool: ${FIPTOOL} 1160fip: ${BUILD_PLAT}/${FIP_NAME} 1161fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1162 1163.PHONY: ${FIPTOOL} 1164${FIPTOOL}: 1165 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 1166 1167sptool: ${SPTOOL} 1168.PHONY: ${SPTOOL} 1169${SPTOOL}: 1170 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 1171 1172.PHONY: libraries 1173romlib.bin: libraries 1174 ${Q}${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 1175 1176# Call print_memory_map tool 1177memmap: all 1178 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1179 1180doc: 1181 @echo " BUILD DOCUMENTATION" 1182 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1183 1184enctool: ${ENCTOOL} 1185 1186.PHONY: ${ENCTOOL} 1187${ENCTOOL}: 1188 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 --no-print-directory -C ${ENCTOOLPATH} 1189 @${ECHO_BLANK_LINE} 1190 @echo "Built $@ successfully" 1191 @${ECHO_BLANK_LINE} 1192 1193cscope: 1194 @echo " CSCOPE" 1195 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1196 ${Q}cscope -b -q -k 1197 1198help: 1199 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1200 @echo "" 1201 @echo "PLAT is used to specify which platform you wish to build." 1202 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1203 @echo "" 1204 @echo "platform = ${PLATFORM_LIST}" 1205 @echo "" 1206 @echo "Please refer to the User Guide for a list of all supported options." 1207 @echo "Note that the build system doesn't track dependencies for build " 1208 @echo "options. Therefore, if any of the build options are changed " 1209 @echo "from a previous build, a clean build must be performed." 1210 @echo "" 1211 @echo "Supported Targets:" 1212 @echo " all Build all individual bootloader binaries" 1213 @echo " bl1 Build the BL1 binary" 1214 @echo " bl2 Build the BL2 binary" 1215 @echo " bl2u Build the BL2U binary" 1216 @echo " bl31 Build the BL31 binary" 1217 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1218 @echo " this builds secure payload specified by AARCH32_SP" 1219 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1220 @echo " fip Build the Firmware Image Package (FIP)" 1221 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1222 @echo " checkcodebase Check the coding style of the entire source tree" 1223 @echo " checkpatch Check the coding style on changes in the current" 1224 @echo " branch against BASE_COMMIT (default origin/master)" 1225 @echo " clean Clean the build for the selected platform" 1226 @echo " cscope Generate cscope index" 1227 @echo " distclean Remove all build artifacts for all platforms" 1228 @echo " certtool Build the Certificate generation tool" 1229 @echo " enctool Build the Firmware encryption tool" 1230 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1231 @echo " sp Build the Secure Partition Packages" 1232 @echo " sptool Build the Secure Partition Package creation tool" 1233 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1234 @echo " memmap Print the memory map of the built binaries" 1235 @echo " doc Build html based documentation using Sphinx tool" 1236 @echo "" 1237 @echo "Note: most build targets require PLAT to be set to a specific platform." 1238 @echo "" 1239 @echo "example: build all targets for the FVP platform:" 1240 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1241