1# 2# Copyright (c) 2013-2025, 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 := 13 12# VERSION_PATCH is only used for LTS releases 13VERSION_PATCH := 0 14VERSION := ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH} 15 16# Default goal is build all images 17.DEFAULT_GOAL := all 18 19# Avoid any implicit propagation of command line variable definitions to 20# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 21# usage. Other command line options like "-s" are still propagated as usual. 22MAKEOVERRIDES = 23 24MAKE_HELPERS_DIRECTORY := make_helpers/ 25include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 26include ${MAKE_HELPERS_DIRECTORY}build-rules.mk 27include ${MAKE_HELPERS_DIRECTORY}common.mk 28 29################################################################################ 30# Default values for build configurations, and their dependencies 31################################################################################ 32 33include ${MAKE_HELPERS_DIRECTORY}defaults.mk 34PLAT := ${DEFAULT_PLAT} 35include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 36 37# To be able to set platform specific defaults 38ifneq ($(PLAT_DEFAULTS_MAKEFILE_FULL),) 39include ${PLAT_DEFAULTS_MAKEFILE_FULL} 40endif 41 42################################################################################ 43# Configure the toolchains used to build TF-A and its tools 44################################################################################ 45 46include ${MAKE_HELPERS_DIRECTORY}toolchain.mk 47 48# Assertions enabled for DEBUG builds by default 49ENABLE_ASSERTIONS := ${DEBUG} 50ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 51 52################################################################################ 53# Checkpatch script options 54################################################################################ 55 56CHECKCODE_ARGS := --no-patch 57# Do not check the coding style on imported library files or documentation files 58INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \ 59 include/drivers/arm, \ 60 $(wildcard include/drivers/*))) 61INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 62 include/lib/libfdt \ 63 include/lib/libc, \ 64 $(wildcard include/lib/*))) 65INC_DIRS_TO_CHECK := $(sort $(filter-out \ 66 include/lib \ 67 include/drivers, \ 68 $(wildcard include/*))) 69LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 70 lib/compiler-rt \ 71 lib/libfdt% \ 72 lib/libc, \ 73 lib/zlib \ 74 $(wildcard lib/*))) 75ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 76 lib \ 77 include \ 78 docs \ 79 %.rst, \ 80 $(wildcard *))) 81CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 82 ${INC_DIRS_TO_CHECK} \ 83 ${INC_LIB_DIRS_TO_CHECK} \ 84 ${LIB_DIRS_TO_CHECK} \ 85 ${INC_DRV_DIRS_TO_CHECK} \ 86 ${INC_ARM_DIRS_TO_CHECK} 87 88################################################################################ 89# Process build options 90################################################################################ 91 92ifeq ($(verbose),) 93 CHECKCODE_ARGS += --no-summary --terse 94endif 95 96################################################################################ 97# Auxiliary tools (fiptool, cert_create, etc) 98################################################################################ 99 100# Variables for use with Certificate Generation Tool 101CRTTOOLPATH ?= tools/cert_create 102CRTTOOL ?= ${CRTTOOLPATH}/cert_create$(.exe) 103 104# Variables for use with Firmware Encryption Tool 105ENCTOOLPATH ?= tools/encrypt_fw 106ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw$(.exe) 107 108# Variables for use with Firmware Image Package 109FIPTOOLPATH ?= tools/fiptool 110FIPTOOL ?= ${FIPTOOLPATH}/fiptool$(.exe) 111 112# Variables for use with sptool 113SPTOOLPATH ?= tools/sptool 114SPTOOL ?= ${SPTOOLPATH}/sptool.py 115SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 116SP_DTS_LIST_FRAGMENT ?= ${BUILD_PLAT}/sp_list_fragment.dts 117 118# Variables for use with sptool 119TLCTOOL ?= poetry run tlc 120 121# Variables for use with ROMLIB 122ROMLIBPATH ?= lib/romlib 123 124# Variable for use with Python 125PYTHON ?= python3 126 127# Variables for use with documentation build using Sphinx tool 128DOCS_PATH ?= docs 129 130################################################################################ 131# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags 132################################################################################ 133ifeq (${ARM_ARCH_MAJOR},7) 134 target32-directive = -target arm-none-eabi 135# Will set march-directive from platform configuration 136else 137 target32-directive = -target armv8a-none-eabi 138endif #(ARM_ARCH_MAJOR) 139 140################################################################################ 141# Get Architecture Feature Modifiers 142################################################################################ 143arch-features = ${ARM_ARCH_FEATURE} 144 145ifneq ($(filter %-clang,$($(ARCH)-cc-id)),) 146 ifeq ($($(ARCH)-cc-id),arm-clang) 147 TF_CFLAGS_aarch32 := -target arm-arm-none-eabi 148 TF_CFLAGS_aarch64 := -target aarch64-arm-none-eabi 149 else 150 TF_CFLAGS_aarch32 = $(target32-directive) 151 TF_CFLAGS_aarch64 := -target aarch64-unknown-none-elf 152 endif 153 154else ifeq ($($(ARCH)-cc-id),gnu-gcc) 155 # Enable LTO only for aarch64 156 ifeq (${ARCH},aarch64) 157 LTO_CFLAGS = $(if $(filter-out 0,$(ENABLE_LTO)),-flto) 158 endif 159endif #(clang) 160 161# Process Debug flag 162ifneq (${DEBUG}, 0) 163 BUILD_TYPE := debug 164 TF_CFLAGS += -g -gdwarf-4 165 ASFLAGS += -g -Wa,-gdwarf-4 166 167 # Use LOG_LEVEL_INFO by default for debug builds 168 LOG_LEVEL := 40 169else 170 BUILD_TYPE := release 171 # Use LOG_LEVEL_NOTICE by default for release builds 172 LOG_LEVEL := 20 173endif #(Debug) 174 175# Default build string (git branch and commit) 176ifeq (${BUILD_STRING},) 177 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 178endif 179VERSION_STRING := v${VERSION}(${BUILD_TYPE}):${BUILD_STRING} 180 181ifeq (${AARCH32_INSTRUCTION_SET},A32) 182 TF_CFLAGS_aarch32 += -marm 183else ifeq (${AARCH32_INSTRUCTION_SET},T32) 184 TF_CFLAGS_aarch32 += -mthumb 185endif #(AARCH32_INSTRUCTION_SET) 186 187TF_CFLAGS_aarch32 += -mno-unaligned-access 188TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 189 190############################################################################## 191# WARNINGS Configuration 192############################################################################### 193# General warnings 194WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 195 -Wdisabled-optimization -Wvla -Wshadow \ 196 -Wredundant-decls 197# stricter warnings 198WARNINGS += -Wextra -Wno-trigraphs 199# too verbose for generic build 200WARNINGS += -Wno-missing-field-initializers \ 201 -Wno-type-limits -Wno-sign-compare \ 202# on clang this flag gets reset if -Wextra is set after it. No difference on gcc 203WARNINGS += -Wno-unused-parameter 204 205# Additional warnings 206# Level 1 - infrequent warnings we should have none of 207# full -Wextra 208WARNING1 += -Wsign-compare 209WARNING1 += -Wtype-limits 210WARNING1 += -Wmissing-field-initializers 211 212# Level 2 - problematic warnings that we want 213# zlib, compiler-rt, coreboot, and mbdedtls blow up with these 214# TODO: disable just for them and move into default build 215WARNING2 += -Wold-style-definition 216WARNING2 += -Wmissing-prototypes 217WARNING2 += -Wmissing-format-attribute 218# TF-A aims to comply with this eventually. Effort too large at present 219WARNING2 += -Wundef 220# currently very involved and many platforms set this off 221WARNING2 += -Wunused-const-variable=2 222 223# Level 3 - very pedantic, frequently ignored 224WARNING3 := -Wbad-function-cast 225WARNING3 += -Waggregate-return 226WARNING3 += -Wnested-externs 227WARNING3 += -Wcast-align 228WARNING3 += -Wcast-qual 229WARNING3 += -Wconversion 230WARNING3 += -Wpacked 231WARNING3 += -Wpointer-arith 232WARNING3 += -Wswitch-default 233 234# Setting W is quite verbose and most warnings will be pre-existing issues 235# outside of the contributor's control. Don't fail the build on them so warnings 236# can be seen and hopefully addressed 237ifdef W 238 ifneq (${W},0) 239 E ?= 0 240 endif 241endif 242 243ifeq (${W},1) 244 WARNINGS += $(WARNING1) 245else ifeq (${W},2) 246 WARNINGS += $(WARNING1) $(WARNING2) 247else ifeq (${W},3) 248 WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 249endif #(W) 250 251# Compiler specific warnings 252ifeq ($(filter %-clang,$($(ARCH)-cc-id)),) 253# not using clang 254WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 255 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 256 -Wlogical-op 257 258# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523 259TF_CFLAGS_MIN_PAGE_SIZE := $(call cc_option, --param=min-pagesize=0) 260TF_CFLAGS += $(TF_CFLAGS_MIN_PAGE_SIZE) 261 262ifeq ($(HARDEN_SLS), 1) 263 TF_CFLAGS_MHARDEN_SLS := $(call cc_option, -mharden-sls=all) 264 TF_CFLAGS_aarch64 += $(TF_CFLAGS_MHARDEN_SLS) 265endif 266 267else 268# using clang 269WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 270 -Wlogical-op-parentheses 271endif #(Clang Warning) 272 273ifneq (${E},0) 274 ERRORS := -Werror 275endif #(E) 276 277################################################################################ 278# Compiler and Linker Directives 279################################################################################ 280CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 281 $(ERRORS) $(WARNINGS) 282ASFLAGS += $(CPPFLAGS) \ 283 -ffreestanding -Wa,--fatal-warnings 284TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 285 -ffunction-sections -fdata-sections \ 286 -ffreestanding -fno-common \ 287 -Os -std=gnu99 288 289ifeq (${SANITIZE_UB},on) 290 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 291endif #(${SANITIZE_UB},on) 292 293ifeq (${SANITIZE_UB},trap) 294 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 295 -fsanitize-undefined-trap-on-error 296endif #(${SANITIZE_UB},trap) 297 298GCC_V_OUTPUT := $(if $($(ARCH)-cc),$(shell $($(ARCH)-cc) -v 2>&1)) 299 300TF_LDFLAGS += -z noexecstack 301 302# LD = armlink 303ifeq ($($(ARCH)-ld-id),arm-link) 304 TF_LDFLAGS += --diag_error=warning --lto_level=O1 305 TF_LDFLAGS += --remove --info=unused,unusedsymbols 306 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 307 308# LD = gcc (used when GCC LTO is enabled) 309else ifeq ($($(ARCH)-ld-id),gnu-gcc) 310 # Pass ld options with Wl or Xlinker switches 311 TF_LDFLAGS += $(call ld_option,-Xlinker --no-warn-rwx-segments) 312 TF_LDFLAGS += -Wl,--fatal-warnings -O1 313 TF_LDFLAGS += -Wl,--gc-sections 314 315 TF_LDFLAGS += -Wl,-z,common-page-size=4096 #Configure page size constants 316 TF_LDFLAGS += -Wl,-z,max-page-size=4096 317 TF_LDFLAGS += -Wl,--build-id=none 318 319 ifeq ($(ENABLE_LTO),1) 320 ifeq (${ARCH},aarch64) 321 TF_LDFLAGS += -flto -fuse-linker-plugin 322 TF_LDFLAGS += -flto-partition=one 323 endif 324 endif #(ENABLE_LTO) 325 326# GCC automatically adds fix-cortex-a53-843419 flag when used to link 327# which breaks some builds, so disable if errata fix is not explicitly enabled 328 ifeq (${ARCH},aarch64) 329 ifneq (${ERRATA_A53_843419},1) 330 TF_LDFLAGS += -mno-fix-cortex-a53-843419 331 endif 332 endif 333 TF_LDFLAGS += -nostdlib 334 TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 335 336# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 337else 338# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we 339# are not loaded by a elf loader. 340 TF_LDFLAGS += $(call ld_option, --no-warn-rwx-segments) 341 TF_LDFLAGS += -O1 342 TF_LDFLAGS += --gc-sections 343 344 TF_LDFLAGS += -z common-page-size=4096 # Configure page size constants 345 TF_LDFLAGS += -z max-page-size=4096 346 TF_LDFLAGS += --build-id=none 347 348# ld.lld doesn't recognize the errata flags, 349# therefore don't add those in that case. 350# ld.lld reports section type mismatch warnings, 351# therefore don't add --fatal-warnings to it. 352 ifneq ($($(ARCH)-ld-id),llvm-lld) 353 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) --fatal-warnings 354 endif 355 356endif #(LD = armlink) 357 358################################################################################ 359# Setup ARCH_MAJOR/MINOR before parsing arch_features. 360################################################################################ 361ifeq (${ENABLE_RME},1) 362 ARM_ARCH_MAJOR := 9 363 ARM_ARCH_MINOR := 2 364endif 365 366################################################################################ 367# Common sources and include directories 368################################################################################ 369include lib/compiler-rt/compiler-rt.mk 370 371# Allow overriding the timestamp, for example for reproducible builds, or to 372# synchronize timestamps across multiple projects. 373# This must be set to a C string (including quotes where applicable). 374BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__ 375 376DEFINES += -DBUILD_MESSAGE_TIMESTAMP='$(BUILD_MESSAGE_TIMESTAMP)' 377DEFINES += -DBUILD_MESSAGE_VERSION_STRING='"$(VERSION_STRING)"' 378DEFINES += -DBUILD_MESSAGE_VERSION='"$(VERSION)"' 379 380BL_COMMON_SOURCES += common/bl_common.c \ 381 common/tf_log.c \ 382 common/${ARCH}/debug.S \ 383 drivers/console/multi_console.c \ 384 lib/${ARCH}/cache_helpers.S \ 385 lib/${ARCH}/misc_helpers.S \ 386 lib/extensions/pmuv3/${ARCH}/pmuv3.c \ 387 plat/common/plat_bl_common.c \ 388 plat/common/plat_log_common.c \ 389 plat/common/${ARCH}/plat_common.c \ 390 plat/common/${ARCH}/platform_helpers.S \ 391 ${COMPILER_RT_SRCS} 392 393ifeq ($($(ARCH)-cc-id),arm-clang) 394 BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 395endif 396 397ifeq (${SANITIZE_UB},on) 398 BL_COMMON_SOURCES += plat/common/ubsan.c 399endif 400 401INCLUDES += -Iinclude \ 402 -Iinclude/arch/${ARCH} \ 403 -Iinclude/lib/cpus/${ARCH} \ 404 -Iinclude/lib/el3_runtime/${ARCH} \ 405 ${PLAT_INCLUDES} \ 406 ${SPD_INCLUDES} 407 408DTC_FLAGS += -I dts -O dtb 409DTC_CPPFLAGS += -P -nostdinc $(INCLUDES) -Ifdts -undef \ 410 -x assembler-with-cpp $(DEFINES) 411 412include common/backtrace/backtrace.mk 413 414################################################################################ 415# Generic definitions 416################################################################################ 417 418ifeq (${BUILD_BASE},) 419 BUILD_BASE := ./build 420endif 421BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 422 423SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 424 425# Platforms providing their own TBB makefile may override this value 426INCLUDE_TBBR_MK := 1 427 428################################################################################ 429# Include SPD Makefile if one has been specified 430################################################################################ 431 432ifneq (${SPD},none) 433 ifeq (${SPD},spmd) 434 # SPMD is located in std_svc directory 435 SPD_DIR := std_svc 436 437 ifeq ($(SPMD_SPM_AT_SEL2),1) 438 CTX_INCLUDE_EL2_REGS := 1 439 endif 440 441 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 442 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 443 endif 444 445 ifeq ($(findstring trusty_sp,$(ARM_SPMC_MANIFEST_DTS)),trusty_sp) 446 DTC_CPPFLAGS += -DTRUSTY_SP_FW_CONFIG 447 endif 448 449 ifeq ($(TS_SP_FW_CONFIG),1) 450 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 451 endif 452 453 ifneq ($(ARM_BL2_SP_LIST_DTS),) 454 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 455 endif 456 457 ifneq ($(SP_LAYOUT_FILE),) 458 BL2_ENABLE_SP_LOAD := 1 459 endif 460 else 461 # All other SPDs in spd directory 462 SPD_DIR := spd 463 endif #(SPD) 464 465 # We expect to locate an spd.mk under the specified SPD directory 466 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 467 468 ifeq (${SPD_MAKE},) 469 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 470 endif 471 $(info Including ${SPD_MAKE}) 472 include ${SPD_MAKE} 473 474 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 475 # Makefile would set NEED_BL32 to "yes". In this case, the build system 476 # supports two mutually exclusive options: 477 # * BL32 is built from source: then BL32_SOURCES must contain the list 478 # of source files to build BL32 479 # * BL32 is a prebuilt binary: then BL32 must point to the image file 480 # that will be included in the FIP 481 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 482 # over the sources. 483endif #(SPD=none) 484 485################################################################################ 486# Include the platform specific Makefile after the SPD Makefile (the platform 487# makefile may use all previous definitions in this file) 488################################################################################ 489include ${PLAT_MAKEFILE_FULL} 490 491################################################################################ 492# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from 493# platform. 494################################################################################ 495 496include ${MAKE_HELPERS_DIRECTORY}arch_features.mk 497################################################################################ 498# Process BRANCH_PROTECTION value and set 499# Pointer Authentication and Branch Target Identification flags 500################################################################################ 501ifeq (${BRANCH_PROTECTION},0) 502 # Default value turns off all types of branch protection 503 BP_OPTION := none 504else ifneq (${ARCH},aarch64) 505 $(error BRANCH_PROTECTION requires AArch64) 506else ifeq (${BRANCH_PROTECTION},1) 507 # Enables all types of branch protection features 508 BP_OPTION := standard 509 ENABLE_BTI := 1 510 ENABLE_PAUTH := 1 511else ifeq (${BRANCH_PROTECTION},2) 512 # Return address signing to its standard level 513 BP_OPTION := pac-ret 514 ENABLE_PAUTH := 1 515else ifeq (${BRANCH_PROTECTION},3) 516 # Extend the signing to include leaf functions 517 BP_OPTION := pac-ret+leaf 518 ENABLE_PAUTH := 1 519else ifeq (${BRANCH_PROTECTION},4) 520 # Turn on branch target identification mechanism 521 BP_OPTION := bti 522 ENABLE_BTI := 1 523else ifeq (${BRANCH_PROTECTION},5) 524 # Turn on branch target identification mechanism 525 BP_OPTION := standard 526 ENABLE_BTI := 2 527 ENABLE_PAUTH := 2 528else 529 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 530endif #(BRANCH_PROTECTION) 531 532ifneq ($(ENABLE_PAUTH),0) 533 CTX_INCLUDE_PAUTH_REGS := ${ENABLE_PAUTH} 534endif 535ifneq (${BP_OPTION},none) 536 TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 537endif #(BP_OPTION) 538 539# Pointer Authentication sources 540ifneq (${ENABLE_PAUTH},0) 541# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the 542# Pauth support. As it's not secure, it must be reimplemented for real platforms 543 BL_COMMON_SOURCES += lib/extensions/pauth/pauth.c 544endif 545# 546ifneq (${ENABLE_FEAT_PAUTH_LR},0) 547# Currently, FEAT_PAUTH_LR is only supported by arm/clang compilers 548# TODO implement for GCC when support is added 549ifeq ($($(ARCH)-cc-id),arm-clang) 550 arch-features := $(arch-features)+pauth-lr 551else 552 $(error Error: ENABLE_FEAT_PAUTH_LR not supported for GCC compiler) 553endif 554endif 555 556################################################################################ 557# RME dependent flags configuration, Enable optional features for RME. 558################################################################################ 559# FEAT_RME 560ifeq (${ENABLE_RME},1) 561 # RME requires el2 context to be saved for now. 562 CTX_INCLUDE_EL2_REGS := 1 563 CTX_INCLUDE_AARCH32_REGS := 0 564 CTX_INCLUDE_PAUTH_REGS := 1 565 566 ifneq ($(ENABLE_FEAT_MPAM), 0) 567 CTX_INCLUDE_MPAM_REGS := 1 568 endif 569 570 # RME enables CSV2_2 extension by default. 571 ENABLE_FEAT_CSV2_2 = 1 572endif #(FEAT_RME) 573 574################################################################################ 575# Include rmmd Makefile if RME is enabled 576################################################################################ 577ifneq (${ENABLE_RME},0) 578include services/std_svc/rmmd/rmmd.mk 579$(warning "RME is an experimental feature") 580endif 581 582################################################################################ 583# Make 128-Bit sysreg read/writes availabe when FEAT_D128 is enabled. 584################################################################################ 585ifneq (${ENABLE_FEAT_D128}, 0) 586 BL_COMMON_SOURCES += lib/extensions/sysreg128/sysreg128.S 587endif 588 589################################################################################ 590# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come 591# up with appropriate march values for compiler. 592################################################################################ 593include ${MAKE_HELPERS_DIRECTORY}march.mk 594 595TF_CFLAGS += $(march-directive) 596ASFLAGS += $(march-directive) 597 598# This internal flag is common option which is set to 1 for scenarios 599# when the BL2 is running in EL3 level. This occurs in two scenarios - 600# 4 world system running BL2 at EL3 and two world system without BL1 running 601# BL2 in EL3 602 603ifeq (${RESET_TO_BL2},1) 604 BL2_RUNS_AT_EL3 := 1 605 ifeq (${ENABLE_RME},1) 606 $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \ 607 supported at the moment.) 608 endif 609else ifeq (${ENABLE_RME},1) 610 BL2_RUNS_AT_EL3 := 1 611else 612 BL2_RUNS_AT_EL3 := 0 613endif 614 615# This internal flag is set to 1 when Firmware First handling of External aborts 616# is required by lowe ELs. Currently only NS requires this support. 617ifeq ($(HANDLE_EA_EL3_FIRST_NS),1) 618 FFH_SUPPORT := 1 619else 620 FFH_SUPPORT := 0 621endif 622 623ifeq (${ARM_ARCH_MAJOR},7) 624include make_helpers/armv7-a-cpus.mk 625endif 626 627PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 628ifneq ($(PIE_FOUND),) 629 TF_CFLAGS += -fno-PIE 630ifeq ($($(ARCH)-ld-id),gnu-gcc) 631 TF_LDFLAGS += -no-pie 632endif 633endif #(PIE_FOUND) 634 635ifeq ($($(ARCH)-ld-id),gnu-gcc) 636 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 637else 638 PIE_LDFLAGS += -pie --no-dynamic-linker 639endif 640 641ifeq ($(ENABLE_PIE),1) 642 ifeq ($(RESET_TO_BL2),1) 643 ifneq ($(BL2_IN_XIP_MEM),1) 644 BL2_CPPFLAGS += -fpie 645 BL2_CFLAGS += -fpie 646 BL2_LDFLAGS += $(PIE_LDFLAGS) 647 endif #(BL2_IN_XIP_MEM) 648 endif #(RESET_TO_BL2) 649 BL31_CPPFLAGS += -fpie 650 BL31_CFLAGS += -fpie 651 BL31_LDFLAGS += $(PIE_LDFLAGS) 652 653 BL32_CPPFLAGS += -fpie 654 BL32_CFLAGS += -fpie 655 BL32_LDFLAGS += $(PIE_LDFLAGS) 656endif #(ENABLE_PIE) 657 658BL1_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 659BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 660BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 661 662BL1_CPPFLAGS += -DIMAGE_AT_EL3 663ifeq ($(RESET_TO_BL2),1) 664 BL2_CPPFLAGS += -DIMAGE_AT_EL3 665else 666 BL2_CPPFLAGS += -DIMAGE_AT_EL1 667endif #(RESET_TO_BL2) 668 669ifeq (${ARCH},aarch64) 670 BL2U_CPPFLAGS += -DIMAGE_AT_EL1 671 BL31_CPPFLAGS += -DIMAGE_AT_EL3 672 BL32_CPPFLAGS += -DIMAGE_AT_EL1 673else 674 BL32_CPPFLAGS += -DIMAGE_AT_EL3 675endif 676 677# Include the CPU specific operations makefile, which provides default 678# values for all CPU errata workarounds and CPU specific optimisations. 679# This can be overridden by the platform. 680include lib/cpus/cpu-ops.mk 681 682################################################################################ 683# Build `AARCH32_SP` as BL32 image for AArch32 684################################################################################ 685ifeq (${ARCH},aarch32) 686 NEED_BL32 := yes 687 688 ifneq (${AARCH32_SP},none) 689 # We expect to locate an sp.mk under the specified AARCH32_SP directory 690 AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 691 692 ifeq (${AARCH32_SP_MAKE},) 693 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 694 endif 695 $(info Including ${AARCH32_SP_MAKE}) 696 include ${AARCH32_SP_MAKE} 697 endif 698endif #(ARCH=aarch32) 699 700################################################################################ 701# Include libc if not overridden 702################################################################################ 703ifeq (${OVERRIDE_LIBC},0) 704include lib/libc/libc.mk 705endif 706 707ifneq (${USE_GIC_DRIVER},0) 708include drivers/arm/gic/gic.mk 709endif 710 711################################################################################ 712# Check incompatible options and dependencies 713################################################################################ 714include ${MAKE_HELPERS_DIRECTORY}constraints.mk 715 716# The cert_create tool cannot generate certificates individually, so we use the 717# target 'certificates' to create them all 718ifneq (${GENERATE_COT},0) 719 FIP_DEPS += certificates 720 FWU_FIP_DEPS += fwu_certificates 721endif 722 723ifneq (${DECRYPTION_SUPPORT},none) 724 ENC_ARGS += -f ${FW_ENC_STATUS} 725 ENC_ARGS += -k ${ENC_KEY} 726 ENC_ARGS += -n ${ENC_NONCE} 727 FIP_DEPS += enctool 728 FWU_FIP_DEPS += enctool 729endif #(DECRYPTION_SUPPORT) 730 731ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1) 732# Support authentication verification and hash calculation 733 CRYPTO_SUPPORT := 3 734else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1) 735# Support authentication verification and hash calculation 736 CRYPTO_SUPPORT := 3 737else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),) 738# Support hash calculation only 739 CRYPTO_SUPPORT := 2 740else ifeq (${TRUSTED_BOARD_BOOT},1) 741# Support authentication verification only 742 CRYPTO_SUPPORT := 1 743else 744 CRYPTO_SUPPORT := 0 745endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT)) 746 747ifneq ($(filter 1 2 3,$(CRYPTO_SUPPORT)),) 748CRYPTO_LIB := $(BUILD_PLAT)/lib/libmbedtls.a 749endif 750 751################################################################################ 752# Process platform overrideable behaviour 753################################################################################ 754 755ifdef BL1_SOURCES 756 NEED_BL1 := yes 757endif #(BL1_SOURCES) 758 759ifdef BL2_SOURCES 760 NEED_BL2 := yes 761 762 # Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 763 # Certificate generation tools. This flag can be overridden by the platform. 764 ifdef EL3_PAYLOAD_BASE 765 # If booting an EL3 payload there is no need for a BL33 image 766 # in the FIP file. 767 NEED_BL33 := no 768 else 769 ifdef PRELOADED_BL33_BASE 770 # If booting a BL33 preloaded image there is no need of 771 # another one in the FIP file. 772 NEED_BL33 := no 773 else 774 NEED_BL33 ?= yes 775 endif 776 endif 777endif #(BL2_SOURCES) 778 779ifdef BL2U_SOURCES 780 NEED_BL2U := yes 781endif #(BL2U_SOURCES) 782 783# If SCP_BL2 is given, we always want FIP to include it. 784ifdef SCP_BL2 785 NEED_SCP_BL2 := yes 786endif #(SCP_BL2) 787 788# For AArch32, BL31 is not currently supported. 789ifneq (${ARCH},aarch32) 790 ifdef BL31_SOURCES 791 # When booting an EL3 payload, there is no need to compile the BL31 792 # image nor put it in the FIP. 793 ifndef EL3_PAYLOAD_BASE 794 NEED_BL31 := yes 795 endif 796 endif 797endif #(ARCH=aarch64) 798 799# Process TBB related flags 800ifneq (${GENERATE_COT},0) 801 # Common cert_create options 802 ifneq (${CREATE_KEYS},0) 803 $(eval CRT_ARGS += -n) 804 $(eval FWU_CRT_ARGS += -n) 805 ifneq (${SAVE_KEYS},0) 806 $(eval CRT_ARGS += -k) 807 $(eval FWU_CRT_ARGS += -k) 808 endif 809 endif 810 # Include TBBR makefile (unless the platform indicates otherwise) 811 ifeq (${INCLUDE_TBBR_MK},1) 812 include make_helpers/tbbr/tbbr_tools.mk 813 endif 814endif #(GENERATE_COT) 815 816ifneq (${FIP_ALIGN},0) 817 FIP_ARGS += --align ${FIP_ALIGN} 818endif #(FIP_ALIGN) 819 820ifdef FDT_SOURCES 821 NEED_FDT := yes 822endif #(FDT_SOURCES) 823 824################################################################################ 825# Include libraries' Makefile that are used in all BL 826################################################################################ 827 828include lib/stack_protector/stack_protector.mk 829 830################################################################################ 831# Include BL specific makefiles 832################################################################################ 833 834ifeq (${NEED_BL1},yes) 835include bl1/bl1.mk 836endif 837 838ifeq (${NEED_BL2},yes) 839include bl2/bl2.mk 840endif 841 842ifeq (${NEED_BL2U},yes) 843include bl2u/bl2u.mk 844endif 845 846ifeq (${NEED_BL31},yes) 847include bl31/bl31.mk 848endif 849 850################################################################################ 851# Build options checks 852################################################################################ 853 854# Boolean_Flags 855$(eval $(call assert_booleans,\ 856 $(sort \ 857 ALLOW_RO_XLAT_TABLES \ 858 BL2_ENABLE_SP_LOAD \ 859 COLD_BOOT_SINGLE_CPU \ 860 CREATE_KEYS \ 861 CTX_INCLUDE_AARCH32_REGS \ 862 CTX_INCLUDE_FPREGS \ 863 CTX_INCLUDE_SVE_REGS \ 864 CTX_INCLUDE_EL2_REGS \ 865 CTX_INCLUDE_MPAM_REGS \ 866 DEBUG \ 867 DYN_DISABLE_AUTH \ 868 EL3_EXCEPTION_HANDLING \ 869 ENABLE_AMU_AUXILIARY_COUNTERS \ 870 AMU_RESTRICT_COUNTERS \ 871 ENABLE_ASSERTIONS \ 872 ENABLE_PIE \ 873 ENABLE_PMF \ 874 ENABLE_PSCI_STAT \ 875 ENABLE_RUNTIME_INSTRUMENTATION \ 876 ENABLE_SME_FOR_SWD \ 877 ENABLE_SVE_FOR_SWD \ 878 ENABLE_FEAT_GCIE \ 879 ENABLE_FEAT_RAS \ 880 FFH_SUPPORT \ 881 ERROR_DEPRECATED \ 882 FAULT_INJECTION_SUPPORT \ 883 GENERATE_COT \ 884 GICV2_G0_FOR_EL3 \ 885 HANDLE_EA_EL3_FIRST_NS \ 886 HARDEN_SLS \ 887 HW_ASSISTED_COHERENCY \ 888 MEASURED_BOOT \ 889 DISCRETE_TPM \ 890 DICE_PROTECTION_ENVIRONMENT \ 891 RMMD_ENABLE_EL3_TOKEN_SIGN \ 892 RMMD_ENABLE_IDE_KEY_PROG \ 893 DRTM_SUPPORT \ 894 NS_TIMER_SWITCH \ 895 OVERRIDE_LIBC \ 896 PL011_GENERIC_UART \ 897 PROGRAMMABLE_RESET_ADDRESS \ 898 PSCI_EXTENDED_STATE_ID \ 899 PSCI_OS_INIT_MODE \ 900 ARCH_FEATURE_AVAILABILITY \ 901 RESET_TO_BL31 \ 902 SAVE_KEYS \ 903 SEPARATE_CODE_AND_RODATA \ 904 SEPARATE_BL2_NOLOAD_REGION \ 905 SEPARATE_NOBITS_REGION \ 906 SEPARATE_RWDATA_REGION \ 907 SEPARATE_SIMD_SECTION \ 908 SPIN_ON_BL1_EXIT \ 909 SPM_MM \ 910 SPMC_AT_EL3 \ 911 SPMC_AT_EL3_SEL0_SP \ 912 SPMD_SPM_AT_SEL2 \ 913 ENABLE_SPMD_LP \ 914 TRANSFER_LIST \ 915 TRUSTED_BOARD_BOOT \ 916 USE_COHERENT_MEM \ 917 USE_DEBUGFS \ 918 ARM_IO_IN_DTB \ 919 SDEI_IN_FCONF \ 920 SEC_INT_DESC_IN_FCONF \ 921 USE_ROMLIB \ 922 USE_TBBR_DEFS \ 923 WARMBOOT_ENABLE_DCACHE_EARLY \ 924 RESET_TO_BL2 \ 925 BL2_IN_XIP_MEM \ 926 BL2_INV_DCACHE \ 927 USE_SPINLOCK_CAS \ 928 ENCRYPT_BL31 \ 929 ENCRYPT_BL32 \ 930 ERRATA_SPECULATIVE_AT \ 931 ERRATA_SME_POWER_DOWN \ 932 RAS_TRAP_NS_ERR_REC_ACCESS \ 933 COT_DESC_IN_DTB \ 934 USE_SP804_TIMER \ 935 PSA_FWU_SUPPORT \ 936 PSA_FWU_METADATA_FW_STORE_DESC \ 937 ENABLE_MPMM \ 938 FEAT_PABANDON \ 939 FEATURE_DETECTION \ 940 TRNG_SUPPORT \ 941 ENABLE_ERRATA_ALL \ 942 ERRATA_ABI_SUPPORT \ 943 ERRATA_NON_ARM_INTERCONNECT \ 944 CONDITIONAL_CMO \ 945 PSA_CRYPTO \ 946 ENABLE_CONSOLE_GETC \ 947 INIT_UNUSED_NS_EL2 \ 948 PLATFORM_REPORT_CTX_MEM_USE \ 949 EARLY_CONSOLE \ 950 PRESERVE_DSU_PMU_REGS \ 951 HOB_LIST \ 952 LFA_SUPPORT \ 953))) 954 955# Numeric_Flags 956$(eval $(call assert_numerics,\ 957 $(sort \ 958 ARM_ARCH_MAJOR \ 959 ARM_ARCH_MINOR \ 960 BRANCH_PROTECTION \ 961 CTX_INCLUDE_PAUTH_REGS \ 962 CTX_INCLUDE_NEVE_REGS \ 963 CRYPTO_SUPPORT \ 964 DISABLE_MTPMU \ 965 ENABLE_BRBE_FOR_NS \ 966 ENABLE_TRBE_FOR_NS \ 967 ENABLE_BTI \ 968 ENABLE_PAUTH \ 969 ENABLE_FEAT_PAUTH_LR \ 970 ENABLE_FEAT_AMU \ 971 ENABLE_FEAT_AMUv1p1 \ 972 ENABLE_FEAT_CSV2_2 \ 973 ENABLE_FEAT_CSV2_3 \ 974 ENABLE_FEAT_DEBUGV8P9 \ 975 ENABLE_FEAT_DIT \ 976 ENABLE_FEAT_ECV \ 977 ENABLE_FEAT_FGT \ 978 ENABLE_FEAT_FGT2 \ 979 ENABLE_FEAT_FPMR \ 980 ENABLE_FEAT_HCX \ 981 ENABLE_FEAT_LS64_ACCDATA \ 982 ENABLE_FEAT_MEC \ 983 ENABLE_FEAT_MOPS \ 984 ENABLE_FEAT_MTE2 \ 985 ENABLE_FEAT_PAN \ 986 ENABLE_FEAT_RNG \ 987 ENABLE_FEAT_RNG_TRAP \ 988 ENABLE_FEAT_SEL2 \ 989 ENABLE_FEAT_TCR2 \ 990 ENABLE_FEAT_THE \ 991 ENABLE_FEAT_SB \ 992 ENABLE_FEAT_S2PIE \ 993 ENABLE_FEAT_S1PIE \ 994 ENABLE_FEAT_S2POE \ 995 ENABLE_FEAT_S1POE \ 996 ENABLE_FEAT_SCTLR2 \ 997 ENABLE_FEAT_D128 \ 998 ENABLE_FEAT_GCS \ 999 ENABLE_FEAT_VHE \ 1000 ENABLE_FEAT_MPAM \ 1001 ENABLE_RME \ 1002 ENABLE_SPE_FOR_NS \ 1003 ENABLE_SYS_REG_TRACE_FOR_NS \ 1004 ENABLE_SME_FOR_NS \ 1005 ENABLE_SME2_FOR_NS \ 1006 ENABLE_SVE_FOR_NS \ 1007 ENABLE_TRF_FOR_NS \ 1008 FW_ENC_STATUS \ 1009 NR_OF_FW_BANKS \ 1010 NR_OF_IMAGES_IN_FW_BANK \ 1011 TWED_DELAY \ 1012 ENABLE_FEAT_TWED \ 1013 SVE_VECTOR_LEN \ 1014 IMPDEF_SYSREG_TRAP \ 1015 W \ 1016))) 1017 1018ifdef KEY_SIZE 1019 $(eval $(call assert_numeric,KEY_SIZE)) 1020endif 1021 1022ifeq ($(filter $(SANITIZE_UB), on off trap),) 1023 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 1024endif 1025 1026################################################################################ 1027# Add definitions to the cpp preprocessor based on the current build options. 1028# This is done after including the platform specific makefile to allow the 1029# platform to overwrite the default options 1030################################################################################ 1031 1032$(eval $(call add_defines,\ 1033 $(sort \ 1034 ALLOW_RO_XLAT_TABLES \ 1035 ARM_ARCH_MAJOR \ 1036 ARM_ARCH_MINOR \ 1037 BL2_ENABLE_SP_LOAD \ 1038 COLD_BOOT_SINGLE_CPU \ 1039 CTX_INCLUDE_AARCH32_REGS \ 1040 CTX_INCLUDE_FPREGS \ 1041 CTX_INCLUDE_SVE_REGS \ 1042 CTX_INCLUDE_PAUTH_REGS \ 1043 CTX_INCLUDE_MPAM_REGS \ 1044 EL3_EXCEPTION_HANDLING \ 1045 CTX_INCLUDE_EL2_REGS \ 1046 CTX_INCLUDE_NEVE_REGS \ 1047 DEBUG \ 1048 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 1049 DISABLE_MTPMU \ 1050 ENABLE_FEAT_AMU \ 1051 ENABLE_AMU_AUXILIARY_COUNTERS \ 1052 AMU_RESTRICT_COUNTERS \ 1053 ENABLE_ASSERTIONS \ 1054 ENABLE_BTI \ 1055 ENABLE_FEAT_DEBUGV8P9 \ 1056 ENABLE_FEAT_MPAM \ 1057 ENABLE_PAUTH \ 1058 ENABLE_FEAT_PAUTH_LR \ 1059 ENABLE_PIE \ 1060 ENABLE_PMF \ 1061 ENABLE_PSCI_STAT \ 1062 ENABLE_RME \ 1063 RMMD_ENABLE_EL3_TOKEN_SIGN \ 1064 RMMD_ENABLE_IDE_KEY_PROG \ 1065 ENABLE_RUNTIME_INSTRUMENTATION \ 1066 ENABLE_SME_FOR_NS \ 1067 ENABLE_SME2_FOR_NS \ 1068 ENABLE_SME_FOR_SWD \ 1069 ENABLE_SPE_FOR_NS \ 1070 ENABLE_SVE_FOR_NS \ 1071 ENABLE_SVE_FOR_SWD \ 1072 ENABLE_FEAT_RAS \ 1073 FFH_SUPPORT \ 1074 ENCRYPT_BL31 \ 1075 ENCRYPT_BL32 \ 1076 ERROR_DEPRECATED \ 1077 FAULT_INJECTION_SUPPORT \ 1078 GICV2_G0_FOR_EL3 \ 1079 HANDLE_EA_EL3_FIRST_NS \ 1080 HW_ASSISTED_COHERENCY \ 1081 LOG_LEVEL \ 1082 MEASURED_BOOT \ 1083 DISCRETE_TPM \ 1084 DICE_PROTECTION_ENVIRONMENT \ 1085 DRTM_SUPPORT \ 1086 NS_TIMER_SWITCH \ 1087 PL011_GENERIC_UART \ 1088 PLAT_${PLAT} \ 1089 PROGRAMMABLE_RESET_ADDRESS \ 1090 PSCI_EXTENDED_STATE_ID \ 1091 PSCI_OS_INIT_MODE \ 1092 ARCH_FEATURE_AVAILABILITY \ 1093 RESET_TO_BL31 \ 1094 RME_GPT_BITLOCK_BLOCK \ 1095 RME_GPT_MAX_BLOCK \ 1096 SEPARATE_CODE_AND_RODATA \ 1097 SEPARATE_BL2_NOLOAD_REGION \ 1098 SEPARATE_NOBITS_REGION \ 1099 SEPARATE_RWDATA_REGION \ 1100 SEPARATE_SIMD_SECTION \ 1101 RECLAIM_INIT_CODE \ 1102 SPD_${SPD} \ 1103 SPIN_ON_BL1_EXIT \ 1104 SPM_MM \ 1105 SPMC_AT_EL3 \ 1106 SPMC_AT_EL3_SEL0_SP \ 1107 SPMD_SPM_AT_SEL2 \ 1108 TRANSFER_LIST \ 1109 TRUSTED_BOARD_BOOT \ 1110 CRYPTO_SUPPORT \ 1111 TRNG_SUPPORT \ 1112 ERRATA_ABI_SUPPORT \ 1113 ERRATA_NON_ARM_INTERCONNECT \ 1114 USE_COHERENT_MEM \ 1115 USE_DEBUGFS \ 1116 ARM_IO_IN_DTB \ 1117 SDEI_IN_FCONF \ 1118 SEC_INT_DESC_IN_FCONF \ 1119 USE_ROMLIB \ 1120 USE_TBBR_DEFS \ 1121 WARMBOOT_ENABLE_DCACHE_EARLY \ 1122 RESET_TO_BL2 \ 1123 BL2_RUNS_AT_EL3 \ 1124 BL2_IN_XIP_MEM \ 1125 BL2_INV_DCACHE \ 1126 USE_SPINLOCK_CAS \ 1127 ERRATA_SPECULATIVE_AT \ 1128 ERRATA_SME_POWER_DOWN \ 1129 RAS_TRAP_NS_ERR_REC_ACCESS \ 1130 COT_DESC_IN_DTB \ 1131 USE_SP804_TIMER \ 1132 ENABLE_FEAT_RNG \ 1133 ENABLE_FEAT_RNG_TRAP \ 1134 ENABLE_FEAT_SB \ 1135 ENABLE_FEAT_DIT \ 1136 NR_OF_FW_BANKS \ 1137 NR_OF_IMAGES_IN_FW_BANK \ 1138 PSA_FWU_SUPPORT \ 1139 PSA_FWU_METADATA_FW_STORE_DESC \ 1140 ENABLE_BRBE_FOR_NS \ 1141 ENABLE_TRBE_FOR_NS \ 1142 ENABLE_SYS_REG_TRACE_FOR_NS \ 1143 ENABLE_TRF_FOR_NS \ 1144 ENABLE_FEAT_HCX \ 1145 ENABLE_MPMM \ 1146 FEAT_PABANDON \ 1147 ENABLE_FEAT_FGT \ 1148 ENABLE_FEAT_FGT2 \ 1149 ENABLE_FEAT_FPMR \ 1150 ENABLE_FEAT_ECV \ 1151 ENABLE_FEAT_AMUv1p1 \ 1152 ENABLE_FEAT_SEL2 \ 1153 ENABLE_FEAT_VHE \ 1154 ENABLE_FEAT_CSV2_2 \ 1155 ENABLE_FEAT_CSV2_3 \ 1156 ENABLE_FEAT_LS64_ACCDATA \ 1157 ENABLE_FEAT_MEC \ 1158 ENABLE_FEAT_PAN \ 1159 ENABLE_FEAT_TCR2 \ 1160 ENABLE_FEAT_THE \ 1161 ENABLE_FEAT_S2PIE \ 1162 ENABLE_FEAT_S1PIE \ 1163 ENABLE_FEAT_S2POE \ 1164 ENABLE_FEAT_S1POE \ 1165 ENABLE_FEAT_SCTLR2 \ 1166 ENABLE_FEAT_D128 \ 1167 ENABLE_FEAT_GCS \ 1168 ENABLE_FEAT_MOPS \ 1169 ENABLE_FEAT_GCIE \ 1170 ENABLE_FEAT_MTE2 \ 1171 FEATURE_DETECTION \ 1172 TWED_DELAY \ 1173 ENABLE_FEAT_TWED \ 1174 CONDITIONAL_CMO \ 1175 IMPDEF_SYSREG_TRAP \ 1176 SVE_VECTOR_LEN \ 1177 ENABLE_SPMD_LP \ 1178 PSA_CRYPTO \ 1179 ENABLE_CONSOLE_GETC \ 1180 INIT_UNUSED_NS_EL2 \ 1181 PLATFORM_REPORT_CTX_MEM_USE \ 1182 EARLY_CONSOLE \ 1183 PRESERVE_DSU_PMU_REGS \ 1184 HOB_LIST \ 1185 LFA_SUPPORT \ 1186))) 1187 1188ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1) 1189ifeq (${DEBUG}, 0) 1190 $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only") 1191 override PLATFORM_REPORT_CTX_MEM_USE := 0 1192endif 1193endif 1194 1195ifeq (${SANITIZE_UB},trap) 1196 $(eval $(call add_define,MONITOR_TRAPS)) 1197endif #(SANITIZE_UB) 1198 1199# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1200ifdef EL3_PAYLOAD_BASE 1201 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1202else 1203# Define the PRELOADED_BL33_BASE flag only if it is provided and 1204# EL3_PAYLOAD_BASE is not defined, as it has priority. 1205 ifdef PRELOADED_BL33_BASE 1206 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1207 endif 1208endif #(EL3_PAYLOAD_BASE) 1209 1210# Define the DYN_DISABLE_AUTH flag only if set. 1211ifeq (${DYN_DISABLE_AUTH},1) 1212 $(eval $(call add_define,DYN_DISABLE_AUTH)) 1213endif 1214 1215ifeq ($($(ARCH)-ld-id),arm-link) 1216 $(eval $(call add_define,USE_ARM_LINK)) 1217endif 1218 1219# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1220ifeq (${SPD},spmd) 1221ifdef SP_LAYOUT_FILE 1222 -include $(BUILD_PLAT)/sp_gen.mk 1223 FIP_DEPS += sp 1224 CRT_DEPS += sp 1225 NEED_SP_PKG := yes 1226else 1227 ifeq (${SPMD_SPM_AT_SEL2},1) 1228 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1229 endif 1230endif #(SP_LAYOUT_FILE) 1231endif #(SPD) 1232 1233################################################################################ 1234# Build targets 1235################################################################################ 1236 1237.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp tl fwu_fip certtool dtbs memmap doc enctool 1238 1239all: msg_start 1240 1241msg_start: 1242 $(s)echo "Building ${PLAT}" 1243 1244ifeq (${ERROR_DEPRECATED},0) 1245# Check if deprecated declarations and cpp warnings should be treated as error or not. 1246ifneq ($(filter %-clang,$($(ARCH)-cc-id)),) 1247 CPPFLAGS += -Wno-error=deprecated-declarations 1248else 1249 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1250endif 1251endif #(!ERROR_DEPRECATED) 1252 1253$(eval $(call MAKE_LIB,c)) 1254 1255# Expand build macros for the different images 1256ifeq (${NEED_BL1},yes) 1257BL1_SOURCES := $(sort ${BL1_SOURCES}) 1258$(eval $(call MAKE_BL,bl1)) 1259endif #(NEED_BL1) 1260 1261ifeq (${NEED_BL2},yes) 1262 1263ifeq (${RESET_TO_BL2}, 0) 1264FIP_BL2_ARGS := tb-fw 1265endif 1266 1267BL2_SOURCES := $(sort ${BL2_SOURCES}) 1268 1269$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1270 $(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS}))) 1271 1272endif #(NEED_BL2) 1273 1274ifeq (${NEED_SCP_BL2},yes) 1275$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1276endif #(NEED_SCP_BL2) 1277 1278ifeq (${NEED_BL31},yes) 1279BL31_SOURCES += ${SPD_SOURCES} 1280# Sort BL31 source files to remove duplicates 1281BL31_SOURCES := $(sort ${BL31_SOURCES}) 1282ifneq (${DECRYPTION_SUPPORT},none) 1283$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1284 $(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31)))) 1285else 1286$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1287 $(eval $(call MAKE_BL,bl31,soc-fw))) 1288endif #(DECRYPTION_SUPPORT) 1289endif #(NEED_BL31) 1290 1291# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1292# build system will call TOOL_ADD_IMG to print a warning message and abort the 1293# process. Note that the dependency on BL32 applies to the FIP only. 1294ifeq (${NEED_BL32},yes) 1295# Sort BL32 source files to remove duplicates 1296BL32_SOURCES := $(sort ${BL32_SOURCES}) 1297BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1298 1299ifneq (${DECRYPTION_SUPPORT},none) 1300$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\ 1301 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1302else 1303$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\ 1304 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1305endif #(DECRYPTION_SUPPORT) 1306endif #(NEED_BL32) 1307 1308# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP) 1309# needs to be built from RMM_SOURCES. 1310ifeq (${NEED_RMM},yes) 1311# Sort RMM source files to remove duplicates 1312RMM_SOURCES := $(sort ${RMM_SOURCES}) 1313BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1)) 1314 1315$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\ 1316 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw))) 1317endif #(NEED_RMM) 1318 1319# Add the BL33 image if required by the platform 1320ifeq (${NEED_BL33},yes) 1321$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1322endif #(NEED_BL33) 1323 1324ifeq (${NEED_BL2U},yes) 1325$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1326 $(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_))) 1327endif #(NEED_BL2U) 1328 1329# Expand build macros for the different images 1330ifeq (${NEED_FDT},yes) 1331 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1332 1333 ifneq (${INITRD_SIZE}${INITRD_PATH},) 1334 ifndef INITRD_BASE 1335 $(error INITRD_BASE must be set when inserting initrd properties to the DTB.) 1336 endif 1337 1338 INITRD_SIZE ?= $(shell printf "0x%x\n" $$(stat -Lc %s $(INITRD_PATH))) 1339 initrd_end = $(shell printf "0x%x\n" $$(expr $$(($(INITRD_BASE) + $(INITRD_SIZE))))) 1340 1341 define $(HW_CONFIG)-after += 1342 $(s)echo " INITRD $(HW_CONFIG)" 1343 $(q)fdtput -t x $@ /chosen linux,initrd-start $(INITRD_BASE) 1344 $(q)fdtput -t x $@ /chosen linux,initrd-end $(initrd_end) 1345 endef 1346 endif 1347endif #(NEED_FDT) 1348 1349# Add Secure Partition packages 1350ifeq (${NEED_SP_PKG},yes) 1351$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | $$(@D)/ 1352 $(if $(host-poetry),$(q)poetry -q install --no-root) 1353 $(q)$(if $(host-poetry),poetry run )${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT} 1354sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS) 1355 $(s)echo 1356 $(s)echo "Built SP Images successfully" 1357 $(s)echo 1358endif #(NEED_SP_PKG) 1359 1360locate-checkpatch: 1361ifndef CHECKPATCH 1362 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1363else 1364ifeq (,$(wildcard ${CHECKPATCH})) 1365 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1366endif 1367endif #(CHECKPATCH) 1368 1369clean: 1370 $(s)echo " CLEAN" 1371 $(q)rm -rf $(BUILD_PLAT) 1372 $(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1373 $(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1374 $(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1375 $(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1376 1377realclean distclean: 1378 $(s)echo " REALCLEAN" 1379 $(q)rm -rf $(BUILD_BASE) 1380 $(q)rm -rf $(CURDIR)/cscope.* 1381 $(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1382 $(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean 1383 $(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1384 $(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1385 1386checkcodebase: locate-checkpatch 1387 $(s)echo " CHECKING STYLE" 1388 $(q)if test -d .git ; then \ 1389 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1390 while read GIT_FILE ; \ 1391 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1392 done ; \ 1393 else \ 1394 find . -type f -not -iwholename "*.git*" \ 1395 -not -iwholename "*build*" \ 1396 -not -iwholename "*libfdt*" \ 1397 -not -iwholename "*libc*" \ 1398 -not -iwholename "*docs*" \ 1399 -not -iwholename "*.rst" \ 1400 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1401 fi 1402 1403checkpatch: locate-checkpatch 1404 $(s)echo " CHECKING STYLE" 1405 $(q)if test -n "${CHECKPATCH_OPTS}"; then \ 1406 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1407 fi 1408 $(q)COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1409 for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`; \ 1410 do \ 1411 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1412 ( git log --format=email "$$commit~..$$commit" \ 1413 -- ${CHECK_PATHS} ; \ 1414 git diff --format=email "$$commit~..$$commit" \ 1415 -- ${CHECK_PATHS}; ) | \ 1416 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1417 done 1418 1419certtool: ${CRTTOOL} 1420 1421${CRTTOOL}: FORCE 1422 $(q)${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} --no-print-directory -C ${CRTTOOLPATH} all 1423 $(s)echo 1424 $(s)echo "Built $@ successfully" 1425 $(s)echo 1426 1427ifneq (${GENERATE_COT},0) 1428certificates: ${CRT_DEPS} ${CRTTOOL} 1429 $(q)${CRTTOOL} ${CRT_ARGS} 1430 $(s)echo 1431 $(s)echo "Built $@ successfully" 1432 $(s)echo "Certificates can be found in ${BUILD_PLAT}" 1433 $(s)echo 1434endif #(GENERATE_COT) 1435 1436${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1437 $(eval ${CHECK_FIP_CMD}) 1438 $(q)${FIPTOOL} create ${FIP_ARGS} $@ 1439 $(q)${FIPTOOL} info $@ 1440 $(s)echo 1441 $(s)echo "Built $@ successfully" 1442 $(s)echo 1443 1444ifneq (${GENERATE_COT},0) 1445fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1446 $(q)${CRTTOOL} ${FWU_CRT_ARGS} 1447 $(s)echo 1448 $(s)echo "Built $@ successfully" 1449 $(s)echo "FWU certificates can be found in ${BUILD_PLAT}" 1450 $(s)echo 1451endif #(GENERATE_COT) 1452 1453${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1454 $(eval ${CHECK_FWU_FIP_CMD}) 1455 $(q)${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1456 $(q)${FIPTOOL} info $@ 1457 $(s)echo 1458 $(s)echo "Built $@ successfully" 1459 $(s)echo 1460 1461fiptool: ${FIPTOOL} 1462fip: ${BUILD_PLAT}/${FIP_NAME} 1463fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1464 1465${FIPTOOL}: FORCE 1466 $(q)${MAKE} PLAT=${PLAT} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${FIPTOOLPATH} all 1467 1468$(BUILD_PLAT)/romlib/romlib.bin $(BUILD_PLAT)/lib/libwrappers.a $&: $(BUILD_PLAT)/lib/libfdt.a $(BUILD_PLAT)/lib/libc.a $(CRYPTO_LIB) 1469 $(q)${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} CRYPTO_SUPPORT=${CRYPTO_SUPPORT} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES=$(call escape-shell,$(INCLUDES)) DEFINES=$(call escape-shell,$(DEFINES)) --no-print-directory -C ${ROMLIBPATH} all 1470 1471memmap: all 1472 $(if $(host-poetry),$(q)poetry -q install --no-root) 1473 $(q)$(if $(host-poetry),poetry run )memory symbols --root ${BUILD_PLAT} 1474 1475tl: ${BUILD_PLAT}/tl.bin 1476${BUILD_PLAT}/tl.bin: ${HW_CONFIG} 1477 $(if $(host-poetry),$(q)poetry -q install --no-root) 1478 $(q)$(if $(host-poetry),poetry run )tlc create --fdt $< -s ${FW_HANDOFF_SIZE} $@ 1479 1480doc: 1481 $(s)echo " BUILD DOCUMENTATION" 1482 $(if $(host-poetry),$(q)poetry -q install --with docs --no-root) 1483 $(q)$(if $(host-poetry),poetry run )${MAKE} --no-print-directory -C ${DOCS_PATH} html 1484 1485enctool: ${ENCTOOL} 1486 1487${ENCTOOL}: FORCE 1488 $(q)${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} --no-print-directory -C ${ENCTOOLPATH} all 1489 $(s)echo 1490 $(s)echo "Built $@ successfully" 1491 $(s)echo 1492 1493cscope: 1494 $(s)echo " CSCOPE" 1495 $(q)find ${CURDIR} -name "*.[chsS]" > cscope.files 1496 $(q)cscope -b -q -k 1497 1498help: 1499 $(s)echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1500 $(s)echo "" 1501 $(s)echo "PLAT is used to specify which platform you wish to build." 1502 $(s)echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1503 $(s)echo "" 1504 $(s)echo "platform = ${PLATFORM_LIST}" 1505 $(s)echo "" 1506 $(s)echo "Please refer to the User Guide for a list of all supported options." 1507 $(s)echo "Note that the build system doesn't track dependencies for build " 1508 $(s)echo "options. Therefore, if any of the build options are changed " 1509 $(s)echo "from a previous build, a clean build must be performed." 1510 $(s)echo "" 1511 $(s)echo "Supported Targets:" 1512 $(s)echo " all Build all individual bootloader binaries" 1513 $(s)echo " bl1 Build the BL1 binary" 1514 $(s)echo " bl2 Build the BL2 binary" 1515 $(s)echo " bl2u Build the BL2U binary" 1516 $(s)echo " bl31 Build the BL31 binary" 1517 $(s)echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1518 $(s)echo " this builds secure payload specified by AARCH32_SP" 1519 $(s)echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1520 $(s)echo " fip Build the Firmware Image Package (FIP)" 1521 $(s)echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1522 $(s)echo " checkcodebase Check the coding style of the entire source tree" 1523 $(s)echo " checkpatch Check the coding style on changes in the current" 1524 $(s)echo " branch against BASE_COMMIT (default origin/master)" 1525 $(s)echo " clean Clean the build for the selected platform" 1526 $(s)echo " cscope Generate cscope index" 1527 $(s)echo " distclean Remove all build artifacts for all platforms" 1528 $(s)echo " certtool Build the Certificate generation tool" 1529 $(s)echo " enctool Build the Firmware encryption tool" 1530 $(s)echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1531 $(s)echo " sp Build the Secure Partition Packages" 1532 $(s)echo " sptool Build the Secure Partition Package creation tool" 1533 $(s)echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1534 $(s)echo " memmap Print the memory map of the built binaries" 1535 $(s)echo " doc Build html based documentation using Sphinx tool" 1536 $(s)echo "" 1537 $(s)echo "Note: most build targets require PLAT to be set to a specific platform." 1538 $(s)echo "" 1539 $(s)echo "example: build all targets for the FVP platform:" 1540 $(s)echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1541 1542.PHONY: FORCE 1543FORCE:; 1544