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