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:=$(ECHO_QUIET) 83endif 84 85export Q ECHO 86 87# Default build string (git branch and commit) 88ifeq (${BUILD_STRING},) 89 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 90endif 91VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 92 93# The cert_create tool cannot generate certificates individually, so we use the 94# target 'certificates' to create them all 95ifneq (${GENERATE_COT},0) 96 FIP_DEPS += certificates 97 FWU_FIP_DEPS += fwu_certificates 98endif 99 100# Process BRANCH_PROTECTION value and set 101# Pointer Authentication and Branch Target Identification flags 102ifeq (${BRANCH_PROTECTION},0) 103 # Default value turns off all types of branch protection 104 BP_OPTION := none 105else ifneq (${ARCH},aarch64) 106 $(error BRANCH_PROTECTION requires AArch64) 107else ifeq (${BRANCH_PROTECTION},1) 108 # Enables all types of branch protection features 109 BP_OPTION := standard 110 ENABLE_BTI := 1 111 ENABLE_PAUTH := 1 112else ifeq (${BRANCH_PROTECTION},2) 113 # Return address signing to its standard level 114 BP_OPTION := pac-ret 115 ENABLE_PAUTH := 1 116else ifeq (${BRANCH_PROTECTION},3) 117 # Extend the signing to include leaf functions 118 BP_OPTION := pac-ret+leaf 119 ENABLE_PAUTH := 1 120else 121 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 122endif 123 124# USE_SPINLOCK_CAS requires AArch64 build 125ifeq (${USE_SPINLOCK_CAS},1) 126ifneq (${ARCH},aarch64) 127 $(error USE_SPINLOCK_CAS requires AArch64) 128else 129 $(info USE_SPINLOCK_CAS is an experimental feature) 130endif 131endif 132 133# USE_DEBUGFS experimental feature recommended only in debug builds 134ifeq (${USE_DEBUGFS},1) 135ifeq (${DEBUG},1) 136 $(warning DEBUGFS experimental feature is enabled.) 137else 138 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 139endif 140endif 141 142ifneq (${DECRYPTION_SUPPORT},none) 143ENC_ARGS += -f ${FW_ENC_STATUS} 144ENC_ARGS += -k ${ENC_KEY} 145ENC_ARGS += -n ${ENC_NONCE} 146FIP_DEPS += enctool 147FWU_FIP_DEPS += enctool 148endif 149 150################################################################################ 151# Toolchain 152################################################################################ 153 154HOSTCC := gcc 155export HOSTCC 156 157CC := ${CROSS_COMPILE}gcc 158CPP := ${CROSS_COMPILE}cpp 159AS := ${CROSS_COMPILE}gcc 160AR := ${CROSS_COMPILE}ar 161LINKER := ${CROSS_COMPILE}ld 162OC := ${CROSS_COMPILE}objcopy 163OD := ${CROSS_COMPILE}objdump 164NM := ${CROSS_COMPILE}nm 165PP := ${CROSS_COMPILE}gcc -E 166DTC := dtc 167 168# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 169ifneq ($(strip $(wildcard ${LD}.bfd) \ 170 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 171LINKER := ${LINKER}.bfd 172endif 173 174ifeq (${ARM_ARCH_MAJOR},7) 175target32-directive = -target arm-none-eabi 176# Will set march32-directive from platform configuration 177else 178target32-directive = -target armv8a-none-eabi 179 180# Set the compiler's target architecture profile based on ARM_ARCH_MINOR option 181ifeq (${ARM_ARCH_MINOR},0) 182march32-directive = -march=armv8-a 183march64-directive = -march=armv8-a 184else 185march32-directive = -march=armv8.${ARM_ARCH_MINOR}-a 186march64-directive = -march=armv8.${ARM_ARCH_MINOR}-a 187endif 188endif 189 190ifneq ($(findstring armclang,$(notdir $(CC))),) 191TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 192TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive) 193LD = $(LINKER) 194AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 195CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 196PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 197else ifneq ($(findstring clang,$(notdir $(CC))),) 198CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),) 199TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 200TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive) 201LD = $(CLANG_CCDIR)ld.lld 202ifeq (, $(shell which $(LD))) 203$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker") 204endif 205AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 206CPP = $(CC) -E 207PP = $(CC) -E 208else ifneq ($(findstring gcc,$(notdir $(CC))),) 209TF_CFLAGS_aarch32 = $(march32-directive) 210TF_CFLAGS_aarch64 = $(march64-directive) 211ifeq ($(ENABLE_LTO),1) 212 # Enable LTO only for aarch64 213 ifeq (${ARCH},aarch64) 214 LTO_CFLAGS = -flto 215 # Use gcc as a wrapper for the ld, recommended for LTO 216 LINKER := ${CROSS_COMPILE}gcc 217 endif 218endif 219LD = $(LINKER) 220else 221TF_CFLAGS_aarch32 = $(march32-directive) 222TF_CFLAGS_aarch64 = $(march64-directive) 223LD = $(LINKER) 224endif 225 226# Process Debug flag 227$(eval $(call add_define,DEBUG)) 228ifneq (${DEBUG}, 0) 229 BUILD_TYPE := debug 230 TF_CFLAGS += -g 231 232 ifneq ($(findstring clang,$(notdir $(CC))),) 233 ASFLAGS += -g 234 else 235 ASFLAGS += -g -Wa,--gdwarf-2 236 endif 237 238 # Use LOG_LEVEL_INFO by default for debug builds 239 LOG_LEVEL := 40 240else 241 BUILD_TYPE := release 242 # Use LOG_LEVEL_NOTICE by default for release builds 243 LOG_LEVEL := 20 244endif 245 246ifeq (${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 $(DEFINES) 369 370ifeq ($(MEASURED_BOOT),1) 371DTC_CPPFLAGS += -DMEASURED_BOOT -DBL2_HASH_SIZE=${TCG_DIGEST_SIZE} 372endif 373 374################################################################################ 375# Common sources and include directories 376################################################################################ 377include lib/compiler-rt/compiler-rt.mk 378 379BL_COMMON_SOURCES += common/bl_common.c \ 380 common/tf_log.c \ 381 common/${ARCH}/debug.S \ 382 drivers/console/multi_console.c \ 383 lib/${ARCH}/cache_helpers.S \ 384 lib/${ARCH}/misc_helpers.S \ 385 plat/common/plat_bl_common.c \ 386 plat/common/plat_log_common.c \ 387 plat/common/${ARCH}/plat_common.c \ 388 plat/common/${ARCH}/platform_helpers.S \ 389 ${COMPILER_RT_SRCS} 390 391ifeq ($(notdir $(CC)),armclang) 392BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 393endif 394 395ifeq (${SANITIZE_UB},on) 396BL_COMMON_SOURCES += plat/common/ubsan.c 397endif 398 399INCLUDES += -Iinclude \ 400 -Iinclude/arch/${ARCH} \ 401 -Iinclude/lib/cpus/${ARCH} \ 402 -Iinclude/lib/el3_runtime/${ARCH} \ 403 ${PLAT_INCLUDES} \ 404 ${SPD_INCLUDES} 405 406include common/backtrace/backtrace.mk 407 408################################################################################ 409# Generic definitions 410################################################################################ 411 412include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 413 414BUILD_BASE := ./build 415BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 416 417SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 418 419# Platforms providing their own TBB makefile may override this value 420INCLUDE_TBBR_MK := 1 421 422 423################################################################################ 424# Include SPD Makefile if one has been specified 425################################################################################ 426 427ifneq (${SPD},none) 428 ifeq (${ARCH},aarch32) 429 $(error "Error: SPD is incompatible with AArch32.") 430 endif 431 432 ifdef EL3_PAYLOAD_BASE 433 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 434 $(warning "The SPD and its BL32 companion will be present but ignored.") 435 endif 436 437 ifeq (${SPD},spmd) 438 $(warning "SPMD is an experimental feature") 439 # SPMD is located in std_svc directory 440 SPD_DIR := std_svc 441 442 ifeq ($(SPMD_SPM_AT_SEL2),1) 443 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 444 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 445 endif 446 endif 447 else 448 # All other SPDs in spd directory 449 SPD_DIR := spd 450 endif 451 452 # We expect to locate an spd.mk under the specified SPD directory 453 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 454 455 ifeq (${SPD_MAKE},) 456 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 457 endif 458 $(info Including ${SPD_MAKE}) 459 include ${SPD_MAKE} 460 461 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 462 # Makefile would set NEED_BL32 to "yes". In this case, the build system 463 # supports two mutually exclusive options: 464 # * BL32 is built from source: then BL32_SOURCES must contain the list 465 # of source files to build BL32 466 # * BL32 is a prebuilt binary: then BL32 must point to the image file 467 # that will be included in the FIP 468 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 469 # over the sources. 470endif 471 472################################################################################ 473# Include the platform specific Makefile after the SPD Makefile (the platform 474# makefile may use all previous definitions in this file) 475################################################################################ 476 477include ${PLAT_MAKEFILE_FULL} 478 479$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 480 481ifeq (${ARM_ARCH_MAJOR},7) 482include make_helpers/armv7-a-cpus.mk 483endif 484 485PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 486ifneq ($(PIE_FOUND),) 487 TF_CFLAGS += -fno-PIE 488endif 489 490ifneq ($(findstring gcc,$(notdir $(LD))),) 491 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 492else 493 PIE_LDFLAGS += -pie --no-dynamic-linker 494endif 495 496ifeq ($(ENABLE_PIE),1) 497ifeq ($(BL2_AT_EL3),1) 498ifneq ($(BL2_IN_XIP_MEM),1) 499 BL2_CFLAGS += -fpie 500 BL2_LDFLAGS += $(PIE_LDFLAGS) 501endif 502endif 503 BL31_CFLAGS += -fpie 504 BL31_LDFLAGS += $(PIE_LDFLAGS) 505ifeq ($(ARCH),aarch64) 506 BL32_CFLAGS += -fpie 507 BL32_LDFLAGS += $(PIE_LDFLAGS) 508endif 509endif 510 511ifeq (${ARCH},aarch64) 512BL1_CFLAGS += -DIMAGE_AT_EL3 513ifeq ($(BL2_AT_EL3),1) 514BL2_CFLAGS += -DIMAGE_AT_EL3 515else 516BL2_CFLAGS += -DIMAGE_AT_EL1 517endif 518BL2U_CFLAGS += -DIMAGE_AT_EL1 519BL31_CFLAGS += -DIMAGE_AT_EL3 520BL32_CFLAGS += -DIMAGE_AT_EL1 521endif 522 523# Include the CPU specific operations makefile, which provides default 524# values for all CPU errata workarounds and CPU specific optimisations. 525# This can be overridden by the platform. 526include lib/cpus/cpu-ops.mk 527 528ifeq (${ARCH},aarch32) 529NEED_BL32 := yes 530 531################################################################################ 532# Build `AARCH32_SP` as BL32 image for AArch32 533################################################################################ 534ifneq (${AARCH32_SP},none) 535# We expect to locate an sp.mk under the specified AARCH32_SP directory 536AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 537 538ifeq (${AARCH32_SP_MAKE},) 539 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 540endif 541 542$(info Including ${AARCH32_SP_MAKE}) 543include ${AARCH32_SP_MAKE} 544endif 545 546endif 547 548################################################################################ 549# Include libc if not overridden 550################################################################################ 551ifeq (${OVERRIDE_LIBC},0) 552include lib/libc/libc.mk 553endif 554 555################################################################################ 556# Check incompatible options 557################################################################################ 558 559ifdef EL3_PAYLOAD_BASE 560 ifdef PRELOADED_BL33_BASE 561 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 562 incompatible build options. EL3_PAYLOAD_BASE has priority.") 563 endif 564 ifneq (${GENERATE_COT},0) 565 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 566 endif 567 ifneq (${TRUSTED_BOARD_BOOT},0) 568 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 569 endif 570endif 571 572ifeq (${NEED_BL33},yes) 573 ifdef EL3_PAYLOAD_BASE 574 $(warning "BL33 image is not needed when option \ 575 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 576 endif 577 ifdef PRELOADED_BL33_BASE 578 $(warning "BL33 image is not needed when option \ 579 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 580 file.") 581 endif 582endif 583 584# When building for systems with hardware-assisted coherency, there's no need to 585# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 586ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 587$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 588endif 589 590#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 591ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 592$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 593endif 594 595# For RAS_EXTENSION, require that EAs are handled in EL3 first 596ifeq ($(RAS_EXTENSION),1) 597 ifneq ($(HANDLE_EA_EL3_FIRST),1) 598 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 599 endif 600endif 601 602# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 603ifeq ($(FAULT_INJECTION_SUPPORT),1) 604 ifneq ($(RAS_EXTENSION),1) 605 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 606 endif 607endif 608 609# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 610ifeq ($(DYN_DISABLE_AUTH), 1) 611 ifeq (${TRUSTED_BOARD_BOOT}, 0) 612 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 613 endif 614endif 615 616# If pointer authentication is used in the firmware, make sure that all the 617# registers associated to it are also saved and restored. 618# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 619ifeq ($(ENABLE_PAUTH),1) 620 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 621 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 622 endif 623endif 624 625ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 626 ifneq (${ARCH},aarch64) 627 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 628 else 629 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature) 630 endif 631endif 632 633ifeq ($(ENABLE_PAUTH),1) 634 $(info Pointer Authentication is an experimental feature) 635endif 636 637ifeq ($(ENABLE_BTI),1) 638 $(info Branch Protection is an experimental feature) 639endif 640 641ifeq ($(CTX_INCLUDE_MTE_REGS),1) 642 ifneq (${ARCH},aarch64) 643 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 644 else 645 $(info CTX_INCLUDE_MTE_REGS is an experimental feature) 646 endif 647endif 648 649ifeq ($(MEASURED_BOOT),1) 650 ifneq (${TRUSTED_BOARD_BOOT},1) 651 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1) 652 else 653 $(info MEASURED_BOOT is an experimental feature) 654 endif 655endif 656 657ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 658 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 659 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 660 endif 661endif 662 663ifneq (${DECRYPTION_SUPPORT},none) 664 ifeq (${TRUSTED_BOARD_BOOT}, 0) 665 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 666 else 667 $(info DECRYPTION_SUPPORT is an experimental feature) 668 endif 669endif 670 671################################################################################ 672# Process platform overrideable behaviour 673################################################################################ 674 675# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 676# Certificate generation tools. This flag can be overridden by the platform. 677ifdef BL2_SOURCES 678 ifdef EL3_PAYLOAD_BASE 679 # If booting an EL3 payload there is no need for a BL33 image 680 # in the FIP file. 681 NEED_BL33 := no 682 else 683 ifdef PRELOADED_BL33_BASE 684 # If booting a BL33 preloaded image there is no need of 685 # another one in the FIP file. 686 NEED_BL33 := no 687 else 688 NEED_BL33 ?= yes 689 endif 690 endif 691endif 692 693# If SCP_BL2 is given, we always want FIP to include it. 694ifdef SCP_BL2 695 NEED_SCP_BL2 := yes 696endif 697 698# For AArch32, BL31 is not currently supported. 699ifneq (${ARCH},aarch32) 700 ifdef BL31_SOURCES 701 # When booting an EL3 payload, there is no need to compile the BL31 image nor 702 # put it in the FIP. 703 ifndef EL3_PAYLOAD_BASE 704 NEED_BL31 := yes 705 endif 706 endif 707endif 708 709# Process TBB related flags 710ifneq (${GENERATE_COT},0) 711 # Common cert_create options 712 ifneq (${CREATE_KEYS},0) 713 $(eval CRT_ARGS += -n) 714 $(eval FWU_CRT_ARGS += -n) 715 ifneq (${SAVE_KEYS},0) 716 $(eval CRT_ARGS += -k) 717 $(eval FWU_CRT_ARGS += -k) 718 endif 719 endif 720 # Include TBBR makefile (unless the platform indicates otherwise) 721 ifeq (${INCLUDE_TBBR_MK},1) 722 include make_helpers/tbbr/tbbr_tools.mk 723 endif 724endif 725 726ifneq (${FIP_ALIGN},0) 727FIP_ARGS += --align ${FIP_ALIGN} 728endif 729 730################################################################################ 731# Include libraries' Makefile that are used in all BL 732################################################################################ 733 734include lib/stack_protector/stack_protector.mk 735 736################################################################################ 737# Auxiliary tools (fiptool, cert_create, etc) 738################################################################################ 739 740# Variables for use with Certificate Generation Tool 741CRTTOOLPATH ?= tools/cert_create 742CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 743 744# Variables for use with Firmware Encryption Tool 745ENCTOOLPATH ?= tools/encrypt_fw 746ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 747 748# Variables for use with Firmware Image Package 749FIPTOOLPATH ?= tools/fiptool 750FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 751 752# Variables for use with sptool 753SPTOOLPATH ?= tools/sptool 754SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 755SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 756 757# Variables for use with ROMLIB 758ROMLIBPATH ?= lib/romlib 759 760# Variable for use with Python 761PYTHON ?= python3 762 763# Variables for use with PRINT_MEMORY_MAP 764PRINT_MEMORY_MAP_PATH ?= tools/memory 765PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 766 767# Variables for use with documentation build using Sphinx tool 768DOCS_PATH ?= docs 769 770################################################################################ 771# Include BL specific makefiles 772################################################################################ 773ifdef BL1_SOURCES 774NEED_BL1 := yes 775include bl1/bl1.mk 776endif 777 778ifdef BL2_SOURCES 779NEED_BL2 := yes 780include bl2/bl2.mk 781endif 782 783ifdef BL2U_SOURCES 784NEED_BL2U := yes 785include bl2u/bl2u.mk 786endif 787 788ifeq (${NEED_BL31},yes) 789ifdef BL31_SOURCES 790include bl31/bl31.mk 791endif 792endif 793 794ifdef FDT_SOURCES 795NEED_FDT := yes 796endif 797 798################################################################################ 799# Build options checks 800################################################################################ 801 802$(eval $(call assert_boolean,ALLOW_RO_XLAT_TABLES)) 803$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 804$(eval $(call assert_boolean,CREATE_KEYS)) 805$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 806$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 807$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS)) 808$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS)) 809$(eval $(call assert_boolean,CTX_INCLUDE_EL2_REGS)) 810$(eval $(call assert_boolean,DEBUG)) 811$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 812$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 813$(eval $(call assert_boolean,ENABLE_AMU)) 814$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 815$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 816$(eval $(call assert_boolean,ENABLE_PIE)) 817$(eval $(call assert_boolean,ENABLE_PMF)) 818$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 819$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 820$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 821$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 822$(eval $(call assert_boolean,ERROR_DEPRECATED)) 823$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 824$(eval $(call assert_boolean,GENERATE_COT)) 825$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 826$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 827$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 828$(eval $(call assert_boolean,INVERTED_MEMMAP)) 829$(eval $(call assert_boolean,MEASURED_BOOT)) 830$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 831$(eval $(call assert_boolean,OVERRIDE_LIBC)) 832$(eval $(call assert_boolean,PL011_GENERIC_UART)) 833$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 834$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 835$(eval $(call assert_boolean,RAS_EXTENSION)) 836$(eval $(call assert_boolean,RESET_TO_BL31)) 837$(eval $(call assert_boolean,SAVE_KEYS)) 838$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 839$(eval $(call assert_boolean,SEPARATE_NOBITS_REGION)) 840$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 841$(eval $(call assert_boolean,SPM_MM)) 842$(eval $(call assert_boolean,SPMD_SPM_AT_SEL2)) 843$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 844$(eval $(call assert_boolean,USE_COHERENT_MEM)) 845$(eval $(call assert_boolean,USE_DEBUGFS)) 846$(eval $(call assert_boolean,ARM_IO_IN_DTB)) 847$(eval $(call assert_boolean,USE_ROMLIB)) 848$(eval $(call assert_boolean,USE_TBBR_DEFS)) 849$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 850$(eval $(call assert_boolean,BL2_AT_EL3)) 851$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 852$(eval $(call assert_boolean,BL2_INV_DCACHE)) 853$(eval $(call assert_boolean,USE_SPINLOCK_CAS)) 854$(eval $(call assert_boolean,ENCRYPT_BL31)) 855$(eval $(call assert_boolean,ENCRYPT_BL32)) 856 857$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 858$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 859$(eval $(call assert_numeric,BRANCH_PROTECTION)) 860$(eval $(call assert_numeric,FW_ENC_STATUS)) 861 862ifdef KEY_SIZE 863 $(eval $(call assert_numeric,KEY_SIZE)) 864endif 865 866ifeq ($(filter $(SANITIZE_UB), on off trap),) 867 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 868endif 869 870################################################################################ 871# Add definitions to the cpp preprocessor based on the current build options. 872# This is done after including the platform specific makefile to allow the 873# platform to overwrite the default options 874################################################################################ 875 876$(eval $(call add_define,ALLOW_RO_XLAT_TABLES)) 877$(eval $(call add_define,ARM_ARCH_MAJOR)) 878$(eval $(call add_define,ARM_ARCH_MINOR)) 879$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 880$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 881$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 882$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS)) 883$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 884$(eval $(call add_define,CTX_INCLUDE_MTE_REGS)) 885$(eval $(call add_define,CTX_INCLUDE_EL2_REGS)) 886$(eval $(call add_define,DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT})) 887$(eval $(call add_define,ENABLE_AMU)) 888$(eval $(call add_define,ENABLE_ASSERTIONS)) 889$(eval $(call add_define,ENABLE_BTI)) 890$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 891$(eval $(call add_define,ENABLE_PAUTH)) 892$(eval $(call add_define,ENABLE_PIE)) 893$(eval $(call add_define,ENABLE_PMF)) 894$(eval $(call add_define,ENABLE_PSCI_STAT)) 895$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 896$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 897$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 898$(eval $(call add_define,ENCRYPT_BL31)) 899$(eval $(call add_define,ENCRYPT_BL32)) 900$(eval $(call add_define,ERROR_DEPRECATED)) 901$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 902$(eval $(call add_define,GICV2_G0_FOR_EL3)) 903$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 904$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 905$(eval $(call add_define,LOG_LEVEL)) 906$(eval $(call add_define,MEASURED_BOOT)) 907$(eval $(call add_define,NS_TIMER_SWITCH)) 908$(eval $(call add_define,PL011_GENERIC_UART)) 909$(eval $(call add_define,PLAT_${PLAT})) 910$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 911$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 912$(eval $(call add_define,RAS_EXTENSION)) 913$(eval $(call add_define,RESET_TO_BL31)) 914$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 915$(eval $(call add_define,SEPARATE_NOBITS_REGION)) 916$(eval $(call add_define,RECLAIM_INIT_CODE)) 917$(eval $(call add_define,SPD_${SPD})) 918$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 919$(eval $(call add_define,SPM_MM)) 920$(eval $(call add_define,SPMD_SPM_AT_SEL2)) 921$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 922$(eval $(call add_define,USE_COHERENT_MEM)) 923$(eval $(call add_define,USE_DEBUGFS)) 924$(eval $(call add_define,ARM_IO_IN_DTB)) 925$(eval $(call add_define,USE_ROMLIB)) 926$(eval $(call add_define,USE_TBBR_DEFS)) 927$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 928$(eval $(call add_define,BL2_AT_EL3)) 929$(eval $(call add_define,BL2_IN_XIP_MEM)) 930$(eval $(call add_define,BL2_INV_DCACHE)) 931$(eval $(call add_define,USE_SPINLOCK_CAS)) 932 933ifeq (${SANITIZE_UB},trap) 934 $(eval $(call add_define,MONITOR_TRAPS)) 935endif 936 937# Define the EL3_PAYLOAD_BASE flag only if it is provided. 938ifdef EL3_PAYLOAD_BASE 939 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 940else 941 # Define the PRELOADED_BL33_BASE flag only if it is provided and 942 # EL3_PAYLOAD_BASE is not defined, as it has priority. 943 ifdef PRELOADED_BL33_BASE 944 $(eval $(call add_define,PRELOADED_BL33_BASE)) 945 endif 946endif 947 948# Define the DYN_DISABLE_AUTH flag only if set. 949ifeq (${DYN_DISABLE_AUTH},1) 950$(eval $(call add_define,DYN_DISABLE_AUTH)) 951endif 952 953ifneq ($(findstring armlink,$(notdir $(LD))),) 954$(eval $(call add_define,USE_ARM_LINK)) 955endif 956 957# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 958ifeq (${SPD},spmd) 959ifdef SP_LAYOUT_FILE 960 ifeq (${SPMD_SPM_AT_SEL2},0) 961 $(error "SPMD with SPM at S-EL1 does not require SP_LAYOUT_FILE") 962 endif 963 -include $(BUILD_PLAT)/sp_gen.mk 964 FIP_DEPS += sp 965 NEED_SP_PKG := yes 966else 967 ifeq (${SPMD_SPM_AT_SEL2},1) 968 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 969 endif 970endif 971endif 972 973################################################################################ 974# Build targets 975################################################################################ 976 977.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 978.SUFFIXES: 979 980all: msg_start 981 982msg_start: 983 @echo "Building ${PLAT}" 984 985ifeq (${ERROR_DEPRECATED},0) 986# Check if deprecated declarations and cpp warnings should be treated as error or not. 987ifneq ($(findstring clang,$(notdir $(CC))),) 988 CPPFLAGS += -Wno-error=deprecated-declarations 989else 990 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 991endif 992# __ASSEMBLY__ is deprecated in favor of the compiler-builtin __ASSEMBLER__. 993ASFLAGS += -D__ASSEMBLY__ 994# AARCH32/AARCH64 macros are deprecated in favor of the compiler-builtin __aarch64__. 995ifeq (${ARCH},aarch32) 996 $(eval $(call add_define,AARCH32)) 997else 998 $(eval $(call add_define,AARCH64)) 999endif 1000endif # !ERROR_DEPRECATED 1001 1002$(eval $(call MAKE_LIB_DIRS)) 1003$(eval $(call MAKE_LIB,c)) 1004 1005# Expand build macros for the different images 1006ifeq (${NEED_BL1},yes) 1007$(eval $(call MAKE_BL,1)) 1008endif 1009 1010ifeq (${NEED_BL2},yes) 1011ifeq (${BL2_AT_EL3}, 0) 1012FIP_BL2_ARGS := tb-fw 1013endif 1014 1015$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1016 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 1017endif 1018 1019ifeq (${NEED_SCP_BL2},yes) 1020$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1021endif 1022 1023ifeq (${NEED_BL31},yes) 1024BL31_SOURCES += ${SPD_SOURCES} 1025# Sort BL31 source files to remove duplicates 1026BL31_SOURCES := $(sort ${BL31_SOURCES}) 1027ifneq (${DECRYPTION_SUPPORT},none) 1028$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1029 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31)))) 1030else 1031$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1032 $(eval $(call MAKE_BL,31,soc-fw))) 1033endif 1034endif 1035 1036# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1037# build system will call TOOL_ADD_IMG to print a warning message and abort the 1038# process. Note that the dependency on BL32 applies to the FIP only. 1039ifeq (${NEED_BL32},yes) 1040# Sort BL32 source files to remove duplicates 1041BL32_SOURCES := $(sort ${BL32_SOURCES}) 1042BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1043 1044ifneq (${DECRYPTION_SUPPORT},none) 1045$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\ 1046 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1047else 1048$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 1049 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1050endif 1051endif 1052 1053# Add the BL33 image if required by the platform 1054ifeq (${NEED_BL33},yes) 1055$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1056endif 1057 1058ifeq (${NEED_BL2U},yes) 1059$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1060 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 1061endif 1062 1063# Expand build macros for the different images 1064ifeq (${NEED_FDT},yes) 1065 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1066endif 1067 1068# Add Secure Partition packages 1069ifeq (${NEED_SP_PKG},yes) 1070$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1071 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) 1072sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1073 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1074 @${ECHO_BLANK_LINE} 1075 @echo "Built SP Images successfully" 1076 @${ECHO_BLANK_LINE} 1077endif 1078 1079locate-checkpatch: 1080ifndef CHECKPATCH 1081 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1082else 1083ifeq (,$(wildcard ${CHECKPATCH})) 1084 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1085endif 1086endif 1087 1088clean: 1089 @echo " CLEAN" 1090 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1091 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1092 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1093 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1094 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1095 1096realclean distclean: 1097 @echo " REALCLEAN" 1098 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1099 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1100 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1101 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1102 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1103 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1104 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1105 1106checkcodebase: locate-checkpatch 1107 @echo " CHECKING STYLE" 1108 @if test -d .git ; then \ 1109 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1110 while read GIT_FILE ; \ 1111 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1112 done ; \ 1113 else \ 1114 find . -type f -not -iwholename "*.git*" \ 1115 -not -iwholename "*build*" \ 1116 -not -iwholename "*libfdt*" \ 1117 -not -iwholename "*libc*" \ 1118 -not -iwholename "*docs*" \ 1119 -not -iwholename "*.rst" \ 1120 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1121 fi 1122 1123checkpatch: locate-checkpatch 1124 @echo " CHECKING STYLE" 1125 @if test -n "${CHECKPATCH_OPTS}"; then \ 1126 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1127 fi 1128 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1129 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 1130 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1131 git log --format=email "$$commit~..$$commit" \ 1132 -- ${CHECK_PATHS} | \ 1133 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1134 git diff --format=email "$$commit~..$$commit" \ 1135 -- ${CHECK_PATHS} | \ 1136 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1137 done 1138 1139certtool: ${CRTTOOL} 1140 1141.PHONY: ${CRTTOOL} 1142${CRTTOOL}: 1143 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} --no-print-directory -C ${CRTTOOLPATH} 1144 @${ECHO_BLANK_LINE} 1145 @echo "Built $@ successfully" 1146 @${ECHO_BLANK_LINE} 1147 1148ifneq (${GENERATE_COT},0) 1149certificates: ${CRT_DEPS} ${CRTTOOL} 1150 ${Q}${CRTTOOL} ${CRT_ARGS} 1151 @${ECHO_BLANK_LINE} 1152 @echo "Built $@ successfully" 1153 @echo "Certificates can be found in ${BUILD_PLAT}" 1154 @${ECHO_BLANK_LINE} 1155endif 1156 1157${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1158 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1159 ${Q}${FIPTOOL} info $@ 1160 @${ECHO_BLANK_LINE} 1161 @echo "Built $@ successfully" 1162 @${ECHO_BLANK_LINE} 1163 1164ifneq (${GENERATE_COT},0) 1165fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1166 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1167 @${ECHO_BLANK_LINE} 1168 @echo "Built $@ successfully" 1169 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1170 @${ECHO_BLANK_LINE} 1171endif 1172 1173${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1174 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1175 ${Q}${FIPTOOL} info $@ 1176 @${ECHO_BLANK_LINE} 1177 @echo "Built $@ successfully" 1178 @${ECHO_BLANK_LINE} 1179 1180fiptool: ${FIPTOOL} 1181fip: ${BUILD_PLAT}/${FIP_NAME} 1182fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1183 1184.PHONY: ${FIPTOOL} 1185${FIPTOOL}: 1186 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 1187 1188sptool: ${SPTOOL} 1189.PHONY: ${SPTOOL} 1190${SPTOOL}: 1191 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 1192 1193.PHONY: libraries 1194romlib.bin: libraries 1195 ${Q}${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 1196 1197# Call print_memory_map tool 1198memmap: all 1199 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1200 1201doc: 1202 @echo " BUILD DOCUMENTATION" 1203 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1204 1205enctool: ${ENCTOOL} 1206 1207.PHONY: ${ENCTOOL} 1208${ENCTOOL}: 1209 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 --no-print-directory -C ${ENCTOOLPATH} 1210 @${ECHO_BLANK_LINE} 1211 @echo "Built $@ successfully" 1212 @${ECHO_BLANK_LINE} 1213 1214cscope: 1215 @echo " CSCOPE" 1216 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1217 ${Q}cscope -b -q -k 1218 1219help: 1220 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1221 @echo "" 1222 @echo "PLAT is used to specify which platform you wish to build." 1223 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1224 @echo "" 1225 @echo "platform = ${PLATFORM_LIST}" 1226 @echo "" 1227 @echo "Please refer to the User Guide for a list of all supported options." 1228 @echo "Note that the build system doesn't track dependencies for build " 1229 @echo "options. Therefore, if any of the build options are changed " 1230 @echo "from a previous build, a clean build must be performed." 1231 @echo "" 1232 @echo "Supported Targets:" 1233 @echo " all Build all individual bootloader binaries" 1234 @echo " bl1 Build the BL1 binary" 1235 @echo " bl2 Build the BL2 binary" 1236 @echo " bl2u Build the BL2U binary" 1237 @echo " bl31 Build the BL31 binary" 1238 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1239 @echo " this builds secure payload specified by AARCH32_SP" 1240 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1241 @echo " fip Build the Firmware Image Package (FIP)" 1242 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1243 @echo " checkcodebase Check the coding style of the entire source tree" 1244 @echo " checkpatch Check the coding style on changes in the current" 1245 @echo " branch against BASE_COMMIT (default origin/master)" 1246 @echo " clean Clean the build for the selected platform" 1247 @echo " cscope Generate cscope index" 1248 @echo " distclean Remove all build artifacts for all platforms" 1249 @echo " certtool Build the Certificate generation tool" 1250 @echo " enctool Build the Firmware encryption tool" 1251 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1252 @echo " sp Build the Secure Partition Packages" 1253 @echo " sptool Build the Secure Partition Package creation tool" 1254 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1255 @echo " memmap Print the memory map of the built binaries" 1256 @echo " doc Build html based documentation using Sphinx tool" 1257 @echo "" 1258 @echo "Note: most build targets require PLAT to be set to a specific platform." 1259 @echo "" 1260 @echo "example: build all targets for the FVP platform:" 1261 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1262