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 ?= ${BUILD_PLAT}/${CRTTOOLPATH}/cert_create$(.exe) 103 104# Variables for use with Firmware Encryption Tool 105ENCTOOLPATH ?= tools/encrypt_fw 106ENCTOOL ?= ${BUILD_PLAT}/${ENCTOOLPATH}/encrypt_fw$(.exe) 107 108# Variables for use with Firmware Image Package 109FIPTOOLPATH ?= tools/fiptool 110FIPTOOL ?= ${BUILD_PLAT}/${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 140ifneq ($(filter %-clang,$($(ARCH)-cc-id)),) 141 ifeq ($($(ARCH)-cc-id),arm-clang) 142 TF_CFLAGS_aarch32 := -target arm-arm-none-eabi 143 TF_CFLAGS_aarch64 := -target aarch64-arm-none-eabi 144 else 145 TF_CFLAGS_aarch32 = $(target32-directive) 146 TF_CFLAGS_aarch64 := -target aarch64-unknown-none-elf 147 endif 148 149else ifeq ($($(ARCH)-cc-id),gnu-gcc) 150 # Enable LTO only for aarch64 151 ifeq (${ARCH},aarch64) 152 LTO_CFLAGS = $(if $(filter-out 0,$(ENABLE_LTO)),-flto) 153 endif 154endif #(clang) 155 156# Process Debug flag 157ifneq (${DEBUG}, 0) 158 BUILD_TYPE := debug 159 TF_CFLAGS += -g -gdwarf-4 160 ASFLAGS += -g -Wa,-gdwarf-4 161 162 # Use LOG_LEVEL_INFO by default for debug builds 163 LOG_LEVEL := 40 164else 165 BUILD_TYPE := release 166 # Use LOG_LEVEL_NOTICE by default for release builds 167 LOG_LEVEL := 20 168endif #(Debug) 169 170# Default build string (git branch and commit) 171ifeq (${BUILD_STRING},) 172 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 173endif 174VERSION_STRING := v${VERSION}(${BUILD_TYPE}):${BUILD_STRING} 175 176ifeq (${AARCH32_INSTRUCTION_SET},A32) 177 TF_CFLAGS_aarch32 += -marm 178else ifeq (${AARCH32_INSTRUCTION_SET},T32) 179 TF_CFLAGS_aarch32 += -mthumb 180endif #(AARCH32_INSTRUCTION_SET) 181 182TF_CFLAGS_aarch32 += -mno-unaligned-access 183TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 184 185############################################################################## 186# WARNINGS Configuration 187############################################################################### 188# General warnings 189WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 190 -Wdisabled-optimization -Wvla -Wshadow \ 191 -Wredundant-decls 192# stricter warnings 193WARNINGS += -Wextra -Wno-trigraphs 194# too verbose for generic build 195WARNINGS += -Wno-missing-field-initializers \ 196 -Wno-type-limits -Wno-sign-compare \ 197# on clang this flag gets reset if -Wextra is set after it. No difference on gcc 198WARNINGS += -Wno-unused-parameter 199 200# Additional warnings 201# Level 1 - infrequent warnings we should have none of 202# full -Wextra 203WARNING1 += -Wsign-compare 204WARNING1 += -Wtype-limits 205WARNING1 += -Wmissing-field-initializers 206 207# Level 2 - problematic warnings that we want 208# zlib, compiler-rt, coreboot, and mbdedtls blow up with these 209# TODO: disable just for them and move into default build 210WARNING2 += -Wold-style-definition 211WARNING2 += -Wmissing-prototypes 212WARNING2 += -Wmissing-format-attribute 213# TF-A aims to comply with this eventually. Effort too large at present 214WARNING2 += -Wundef 215# currently very involved and many platforms set this off 216WARNING2 += -Wunused-const-variable=2 217 218# Level 3 - very pedantic, frequently ignored 219WARNING3 := -Wbad-function-cast 220WARNING3 += -Waggregate-return 221WARNING3 += -Wnested-externs 222WARNING3 += -Wcast-align 223WARNING3 += -Wcast-qual 224WARNING3 += -Wconversion 225WARNING3 += -Wpacked 226WARNING3 += -Wpointer-arith 227WARNING3 += -Wswitch-default 228 229# Setting W is quite verbose and most warnings will be pre-existing issues 230# outside of the contributor's control. Don't fail the build on them so warnings 231# can be seen and hopefully addressed 232ifdef W 233 ifneq (${W},0) 234 E ?= 0 235 endif 236endif 237 238ifeq (${W},1) 239 WARNINGS += $(WARNING1) 240else ifeq (${W},2) 241 WARNINGS += $(WARNING1) $(WARNING2) 242else ifeq (${W},3) 243 WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 244endif #(W) 245 246# Compiler specific warnings 247ifeq ($(filter %-clang,$($(ARCH)-cc-id)),) 248# not using clang 249WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 250 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 251 -Wlogical-op 252 253# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523 254TF_CFLAGS_MIN_PAGE_SIZE := $(call cc_option, --param=min-pagesize=0) 255TF_CFLAGS += $(TF_CFLAGS_MIN_PAGE_SIZE) 256 257ifeq ($(HARDEN_SLS), 1) 258 TF_CFLAGS_MHARDEN_SLS := $(call cc_option, -mharden-sls=all) 259 TF_CFLAGS_aarch64 += $(TF_CFLAGS_MHARDEN_SLS) 260endif 261 262else 263# using clang 264WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 265 -Wlogical-op-parentheses 266endif #(Clang Warning) 267 268ifneq (${E},0) 269 ERRORS := -Werror 270endif #(E) 271 272################################################################################ 273# Compiler and Linker Directives 274################################################################################ 275CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 276 $(ERRORS) $(WARNINGS) 277ASFLAGS += $(CPPFLAGS) \ 278 -ffreestanding -Wa,--fatal-warnings 279TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 280 -ffunction-sections -fdata-sections \ 281 -ffreestanding -fno-common \ 282 -Os -std=gnu99 283 284ifeq (${SANITIZE_UB},on) 285 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 286endif #(${SANITIZE_UB},on) 287 288ifeq (${SANITIZE_UB},trap) 289 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 290 -fsanitize-undefined-trap-on-error 291endif #(${SANITIZE_UB},trap) 292 293GCC_V_OUTPUT := $(if $($(ARCH)-cc),$(shell $($(ARCH)-cc) -v 2>&1)) 294 295TF_LDFLAGS += -z noexecstack 296 297# LD = armlink 298ifeq ($($(ARCH)-ld-id),arm-link) 299 TF_LDFLAGS += --diag_error=warning --lto_level=O1 300 TF_LDFLAGS += --remove --info=unused,unusedsymbols 301 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 302 303# LD = gcc (used when GCC LTO is enabled) 304else ifeq ($($(ARCH)-ld-id),gnu-gcc) 305 # Pass ld options with Wl or Xlinker switches 306 TF_LDFLAGS += $(call ld_option,-Xlinker --no-warn-rwx-segments) 307 TF_LDFLAGS += -Wl,--fatal-warnings -O1 308 TF_LDFLAGS += -Wl,--gc-sections 309 310 TF_LDFLAGS += -Wl,-z,common-page-size=4096 #Configure page size constants 311 TF_LDFLAGS += -Wl,-z,max-page-size=4096 312 TF_LDFLAGS += -Wl,--build-id=none 313 314 ifeq ($(ENABLE_LTO),1) 315 ifeq (${ARCH},aarch64) 316 TF_LDFLAGS += -flto -fuse-linker-plugin 317 TF_LDFLAGS += -flto-partition=one 318 endif 319 endif #(ENABLE_LTO) 320 321# GCC automatically adds fix-cortex-a53-843419 flag when used to link 322# which breaks some builds, so disable if errata fix is not explicitly enabled 323 ifeq (${ARCH},aarch64) 324 ifneq (${ERRATA_A53_843419},1) 325 TF_LDFLAGS += -mno-fix-cortex-a53-843419 326 endif 327 endif 328 TF_LDFLAGS += -nostdlib 329 TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 330 331# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 332else 333# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we 334# are not loaded by a elf loader. 335 TF_LDFLAGS += $(call ld_option, --no-warn-rwx-segments) 336 TF_LDFLAGS += -O1 337 TF_LDFLAGS += --gc-sections 338 339 TF_LDFLAGS += -z common-page-size=4096 # Configure page size constants 340 TF_LDFLAGS += -z max-page-size=4096 341 TF_LDFLAGS += --build-id=none 342 343# ld.lld doesn't recognize the errata flags, 344# therefore don't add those in that case. 345# ld.lld reports section type mismatch warnings, 346# therefore don't add --fatal-warnings to it. 347 ifneq ($($(ARCH)-ld-id),llvm-lld) 348 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) --fatal-warnings 349 endif 350 351endif #(LD = armlink) 352 353################################################################################ 354# Setup ARCH_MAJOR/MINOR before parsing arch_features. 355################################################################################ 356ifeq (${ENABLE_RME},1) 357 ARM_ARCH_MAJOR := 9 358 ARM_ARCH_MINOR := 2 359endif 360 361################################################################################ 362# Common sources and include directories 363################################################################################ 364include lib/compiler-rt/compiler-rt.mk 365 366# Allow overriding the timestamp, for example for reproducible builds, or to 367# synchronize timestamps across multiple projects. 368# This must be set to a C string (including quotes where applicable). 369BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__ 370 371DEFINES += -DBUILD_MESSAGE_TIMESTAMP='$(BUILD_MESSAGE_TIMESTAMP)' 372DEFINES += -DBUILD_MESSAGE_VERSION_STRING='"$(VERSION_STRING)"' 373DEFINES += -DBUILD_MESSAGE_VERSION='"$(VERSION)"' 374 375BL_COMMON_SOURCES += common/bl_common.c \ 376 common/tf_log.c \ 377 common/${ARCH}/debug.S \ 378 drivers/console/multi_console.c \ 379 lib/${ARCH}/cache_helpers.S \ 380 lib/${ARCH}/misc_helpers.S \ 381 lib/extensions/pmuv3/${ARCH}/pmuv3.c \ 382 plat/common/plat_bl_common.c \ 383 plat/common/plat_log_common.c \ 384 plat/common/${ARCH}/plat_common.c \ 385 plat/common/${ARCH}/platform_helpers.S \ 386 ${COMPILER_RT_SRCS} 387 388ifeq ($($(ARCH)-cc-id),arm-clang) 389 BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 390endif 391 392ifeq (${SANITIZE_UB},on) 393 BL_COMMON_SOURCES += plat/common/ubsan.c 394endif 395 396INCLUDES += -Iinclude \ 397 -Iinclude/arch/${ARCH} \ 398 -Iinclude/lib/cpus/${ARCH} \ 399 -Iinclude/lib/el3_runtime/${ARCH} \ 400 ${PLAT_INCLUDES} \ 401 ${SPD_INCLUDES} 402 403DTC_FLAGS += -I dts -O dtb 404DTC_CPPFLAGS += -P -nostdinc $(INCLUDES) -Ifdts -undef \ 405 -x assembler-with-cpp $(DEFINES) 406 407include common/backtrace/backtrace.mk 408 409################################################################################ 410# Generic definitions 411################################################################################ 412 413ifeq (${BUILD_BASE},) 414 BUILD_BASE := ./build 415endif 416BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 417 418SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 419 420# Platforms providing their own TBB makefile may override this value 421INCLUDE_TBBR_MK := 1 422 423################################################################################ 424# Include SPD Makefile if one has been specified 425################################################################################ 426 427ifneq (${SPD},none) 428 ifeq (${SPD},spmd) 429 # SPMD is located in std_svc directory 430 SPD_DIR := std_svc 431 432 ifeq ($(SPMD_SPM_AT_SEL2),1) 433 CTX_INCLUDE_EL2_REGS := 1 434 endif 435 436 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 437 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 438 endif 439 440 ifeq ($(findstring trusty_sp,$(ARM_SPMC_MANIFEST_DTS)),trusty_sp) 441 DTC_CPPFLAGS += -DTRUSTY_SP_FW_CONFIG 442 endif 443 444 ifeq ($(TS_SP_FW_CONFIG),1) 445 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 446 endif 447 448 ifneq ($(ARM_BL2_SP_LIST_DTS),) 449 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 450 endif 451 452 ifneq ($(SP_LAYOUT_FILE),) 453 BL2_ENABLE_SP_LOAD := 1 454 endif 455 else 456 # All other SPDs in spd directory 457 SPD_DIR := spd 458 endif #(SPD) 459 460 # We expect to locate an spd.mk under the specified SPD directory 461 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 462 463 ifeq (${SPD_MAKE},) 464 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 465 endif 466 $(info Including ${SPD_MAKE}) 467 include ${SPD_MAKE} 468 469 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 470 # Makefile would set NEED_BL32 to "yes". In this case, the build system 471 # supports two mutually exclusive options: 472 # * BL32 is built from source: then BL32_SOURCES must contain the list 473 # of source files to build BL32 474 # * BL32 is a prebuilt binary: then BL32 must point to the image file 475 # that will be included in the FIP 476 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 477 # over the sources. 478endif #(SPD=none) 479 480################################################################################ 481# Include the platform specific Makefile after the SPD Makefile (the platform 482# makefile may use all previous definitions in this file) 483################################################################################ 484include ${PLAT_MAKEFILE_FULL} 485 486################################################################################ 487# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from 488# platform. 489################################################################################ 490 491include ${MAKE_HELPERS_DIRECTORY}arch_features.mk 492################################################################################ 493# Process BRANCH_PROTECTION value and set 494# Pointer Authentication and Branch Target Identification flags 495################################################################################ 496ifeq (${BRANCH_PROTECTION},0) 497 # Default value turns off all types of branch protection 498 BP_OPTION := none 499else ifneq (${ARCH},aarch64) 500 $(error BRANCH_PROTECTION requires AArch64) 501else ifeq (${BRANCH_PROTECTION},1) 502 # Enables all types of branch protection features 503 BP_OPTION := standard 504 ENABLE_BTI := 1 505 ENABLE_PAUTH := 1 506else ifeq (${BRANCH_PROTECTION},2) 507 # Return address signing to its standard level 508 BP_OPTION := pac-ret 509 ENABLE_PAUTH := 1 510else ifeq (${BRANCH_PROTECTION},3) 511 # Extend the signing to include leaf functions 512 BP_OPTION := pac-ret+leaf 513 ENABLE_PAUTH := 1 514else ifeq (${BRANCH_PROTECTION},4) 515 # Turn on branch target identification mechanism 516 BP_OPTION := bti 517 ENABLE_BTI := 1 518else ifeq (${BRANCH_PROTECTION},5) 519 # Turn on branch target identification mechanism 520 BP_OPTION := standard 521 ENABLE_BTI := 2 522 ENABLE_PAUTH := 2 523else 524 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 525endif #(BRANCH_PROTECTION) 526 527ifneq ($(ENABLE_PAUTH),0) 528 CTX_INCLUDE_PAUTH_REGS := ${ENABLE_PAUTH} 529endif 530ifneq (${BP_OPTION},none) 531 TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 532endif #(BP_OPTION) 533 534# Pointer Authentication sources 535ifneq (${ENABLE_PAUTH},0) 536# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the 537# Pauth support. As it's not secure, it must be reimplemented for real platforms 538 BL_COMMON_SOURCES += lib/extensions/pauth/pauth.c 539endif 540# 541ifneq (${ENABLE_FEAT_PAUTH_LR},0) 542# Currently, FEAT_PAUTH_LR is only supported by arm/clang compilers 543# TODO implement for GCC when support is added 544ifeq ($($(ARCH)-cc-id),arm-clang) 545 arch-features := $(arch-features)+pauth-lr 546else 547 $(error Error: ENABLE_FEAT_PAUTH_LR not supported for GCC compiler) 548endif 549endif 550 551################################################################################ 552# RME dependent flags configuration, Enable optional features for RME. 553################################################################################ 554# FEAT_RME 555ifeq (${ENABLE_RME},1) 556 # RME requires el2 context to be saved for now. 557 CTX_INCLUDE_EL2_REGS := 1 558 CTX_INCLUDE_AARCH32_REGS := 0 559 CTX_INCLUDE_PAUTH_REGS := 1 560 561 ifneq ($(ENABLE_FEAT_MPAM), 0) 562 CTX_INCLUDE_MPAM_REGS := 1 563 endif 564 565 # RME enables CSV2_2 extension by default. 566 ENABLE_FEAT_CSV2_2 = 1 567endif #(FEAT_RME) 568 569################################################################################ 570# Include rmmd Makefile if RME is enabled 571################################################################################ 572ifneq (${ENABLE_RME},0) 573include services/std_svc/rmmd/rmmd.mk 574$(warning "RME is an experimental feature") 575endif 576 577################################################################################ 578# Make 128-Bit sysreg read/writes availabe when FEAT_D128 is enabled. 579################################################################################ 580ifneq (${ENABLE_FEAT_D128}, 0) 581 BL_COMMON_SOURCES += lib/extensions/sysreg128/sysreg128.S 582endif 583 584################################################################################ 585# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come 586# up with appropriate march values for compiler. 587################################################################################ 588include ${MAKE_HELPERS_DIRECTORY}march.mk 589 590TF_CFLAGS += $(march-directive) 591ASFLAGS += $(march-directive) 592 593# This internal flag is common option which is set to 1 for scenarios 594# when the BL2 is running in EL3 level. This occurs in two scenarios - 595# 4 world system running BL2 at EL3 and two world system without BL1 running 596# BL2 in EL3 597 598ifeq (${RESET_TO_BL2},1) 599 BL2_RUNS_AT_EL3 := 1 600 ifeq (${ENABLE_RME},1) 601 $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \ 602 supported at the moment.) 603 endif 604else ifeq (${ENABLE_RME},1) 605 BL2_RUNS_AT_EL3 := 1 606else 607 BL2_RUNS_AT_EL3 := 0 608endif 609 610# This internal flag is set to 1 when Firmware First handling of External aborts 611# is required by lowe ELs. Currently only NS requires this support. 612ifeq ($(HANDLE_EA_EL3_FIRST_NS),1) 613 FFH_SUPPORT := 1 614else 615 FFH_SUPPORT := 0 616endif 617 618ifeq (${ARM_ARCH_MAJOR},7) 619include make_helpers/armv7-a-cpus.mk 620endif 621 622PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 623ifneq ($(PIE_FOUND),) 624 TF_CFLAGS += -fno-PIE 625ifeq ($($(ARCH)-ld-id),gnu-gcc) 626 TF_LDFLAGS += -no-pie 627endif 628endif #(PIE_FOUND) 629 630ifeq ($($(ARCH)-ld-id),gnu-gcc) 631 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 632else 633 PIE_LDFLAGS += -pie --no-dynamic-linker 634endif 635 636ifeq ($(ENABLE_PIE),1) 637 ifeq ($(RESET_TO_BL2),1) 638 ifneq ($(BL2_IN_XIP_MEM),1) 639 BL2_CPPFLAGS += -fpie 640 BL2_CFLAGS += -fpie 641 BL2_LDFLAGS += $(PIE_LDFLAGS) 642 endif #(BL2_IN_XIP_MEM) 643 endif #(RESET_TO_BL2) 644 BL31_CPPFLAGS += -fpie 645 BL31_CFLAGS += -fpie 646 BL31_LDFLAGS += $(PIE_LDFLAGS) 647 648 BL32_CPPFLAGS += -fpie 649 BL32_CFLAGS += -fpie 650 BL32_LDFLAGS += $(PIE_LDFLAGS) 651endif #(ENABLE_PIE) 652 653BL1_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 654BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 655BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 656 657BL1_CPPFLAGS += -DIMAGE_AT_EL3 658ifeq ($(RESET_TO_BL2),1) 659 BL2_CPPFLAGS += -DIMAGE_AT_EL3 660else 661 BL2_CPPFLAGS += -DIMAGE_AT_EL1 662endif #(RESET_TO_BL2) 663 664ifeq (${ARCH},aarch64) 665 BL2U_CPPFLAGS += -DIMAGE_AT_EL1 666 BL31_CPPFLAGS += -DIMAGE_AT_EL3 667 BL32_CPPFLAGS += -DIMAGE_AT_EL1 668else 669 BL32_CPPFLAGS += -DIMAGE_AT_EL3 670endif 671 672# Include the CPU specific operations makefile, which provides default 673# values for all CPU errata workarounds and CPU specific optimisations. 674# This can be overridden by the platform. 675include lib/cpus/cpu-ops.mk 676 677################################################################################ 678# Build `AARCH32_SP` as BL32 image for AArch32 679################################################################################ 680ifeq (${ARCH},aarch32) 681 NEED_BL32 := yes 682 683 ifneq (${AARCH32_SP},none) 684 # We expect to locate an sp.mk under the specified AARCH32_SP directory 685 AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 686 687 ifeq (${AARCH32_SP_MAKE},) 688 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 689 endif 690 $(info Including ${AARCH32_SP_MAKE}) 691 include ${AARCH32_SP_MAKE} 692 endif 693endif #(ARCH=aarch32) 694 695################################################################################ 696# Include libc if not overridden 697################################################################################ 698ifeq (${OVERRIDE_LIBC},0) 699include lib/libc/libc.mk 700endif 701 702ifneq (${USE_GIC_DRIVER},0) 703include drivers/arm/gic/gic.mk 704endif 705 706################################################################################ 707# Check incompatible options and dependencies 708################################################################################ 709include ${MAKE_HELPERS_DIRECTORY}constraints.mk 710 711# The cert_create tool cannot generate certificates individually, so we use the 712# target 'certificates' to create them all 713ifneq (${GENERATE_COT},0) 714 FIP_DEPS += certificates 715 FWU_FIP_DEPS += fwu_certificates 716endif 717 718ifneq (${DECRYPTION_SUPPORT},none) 719 ENC_ARGS += -f ${FW_ENC_STATUS} 720 ENC_ARGS += -k ${ENC_KEY} 721 ENC_ARGS += -n ${ENC_NONCE} 722 FIP_DEPS += enctool 723 FWU_FIP_DEPS += enctool 724endif #(DECRYPTION_SUPPORT) 725 726ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1) 727# Support authentication verification and hash calculation 728 CRYPTO_SUPPORT := 3 729else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1) 730# Support authentication verification and hash calculation 731 CRYPTO_SUPPORT := 3 732else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),) 733# Support hash calculation only 734 CRYPTO_SUPPORT := 2 735else ifeq (${TRUSTED_BOARD_BOOT},1) 736# Support authentication verification only 737 CRYPTO_SUPPORT := 1 738else 739 CRYPTO_SUPPORT := 0 740endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT)) 741 742ifneq ($(filter 1 2 3,$(CRYPTO_SUPPORT)),) 743CRYPTO_LIB := $(BUILD_PLAT)/lib/libmbedtls.a 744endif 745 746################################################################################ 747# Process platform overrideable behaviour 748################################################################################ 749 750ifdef BL1_SOURCES 751 NEED_BL1 := yes 752endif #(BL1_SOURCES) 753 754ifdef BL2_SOURCES 755 NEED_BL2 := yes 756 757 # Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 758 # Certificate generation tools. This flag can be overridden by the platform. 759 ifdef EL3_PAYLOAD_BASE 760 # If booting an EL3 payload there is no need for a BL33 image 761 # in the FIP file. 762 NEED_BL33 := no 763 else 764 ifdef PRELOADED_BL33_BASE 765 # If booting a BL33 preloaded image there is no need of 766 # another one in the FIP file. 767 NEED_BL33 := no 768 else 769 NEED_BL33 ?= yes 770 endif 771 endif 772endif #(BL2_SOURCES) 773 774ifdef BL2U_SOURCES 775 NEED_BL2U := yes 776endif #(BL2U_SOURCES) 777 778# If SCP_BL2 is given, we always want FIP to include it. 779ifdef SCP_BL2 780 NEED_SCP_BL2 := yes 781endif #(SCP_BL2) 782 783# For AArch32, BL31 is not currently supported. 784ifneq (${ARCH},aarch32) 785 ifdef BL31_SOURCES 786 # When booting an EL3 payload, there is no need to compile the BL31 787 # image nor put it in the FIP. 788 ifndef EL3_PAYLOAD_BASE 789 NEED_BL31 := yes 790 endif 791 endif 792endif #(ARCH=aarch64) 793 794# Process TBB related flags 795ifneq (${GENERATE_COT},0) 796 # Common cert_create options 797 ifneq (${CREATE_KEYS},0) 798 $(eval CRT_ARGS += -n) 799 $(eval FWU_CRT_ARGS += -n) 800 ifneq (${SAVE_KEYS},0) 801 $(eval CRT_ARGS += -k) 802 $(eval FWU_CRT_ARGS += -k) 803 endif 804 endif 805 # Include TBBR makefile (unless the platform indicates otherwise) 806 ifeq (${INCLUDE_TBBR_MK},1) 807 include make_helpers/tbbr/tbbr_tools.mk 808 endif 809endif #(GENERATE_COT) 810 811ifneq (${FIP_ALIGN},0) 812 FIP_ARGS += --align ${FIP_ALIGN} 813endif #(FIP_ALIGN) 814 815ifdef FDT_SOURCES 816 NEED_FDT := yes 817endif #(FDT_SOURCES) 818 819################################################################################ 820# Include libraries' Makefile that are used in all BL 821################################################################################ 822 823include lib/stack_protector/stack_protector.mk 824 825################################################################################ 826# Include BL specific makefiles 827################################################################################ 828 829ifeq (${NEED_BL1},yes) 830include bl1/bl1.mk 831endif 832 833ifeq (${NEED_BL2},yes) 834include bl2/bl2.mk 835endif 836 837ifeq (${NEED_BL2U},yes) 838include bl2u/bl2u.mk 839endif 840 841ifeq (${NEED_BL31},yes) 842include bl31/bl31.mk 843endif 844 845################################################################################ 846# Build options checks 847################################################################################ 848 849# Boolean_Flags 850$(eval $(call assert_booleans,\ 851 $(sort \ 852 ALLOW_RO_XLAT_TABLES \ 853 BL2_ENABLE_SP_LOAD \ 854 COLD_BOOT_SINGLE_CPU \ 855 CREATE_KEYS \ 856 CTX_INCLUDE_AARCH32_REGS \ 857 CTX_INCLUDE_FPREGS \ 858 CTX_INCLUDE_SVE_REGS \ 859 CTX_INCLUDE_EL2_REGS \ 860 CTX_INCLUDE_MPAM_REGS \ 861 DEBUG \ 862 DYN_DISABLE_AUTH \ 863 EL3_EXCEPTION_HANDLING \ 864 ENABLE_AMU_AUXILIARY_COUNTERS \ 865 AMU_RESTRICT_COUNTERS \ 866 ENABLE_ASSERTIONS \ 867 ENABLE_PIE \ 868 ENABLE_PMF \ 869 ENABLE_PSCI_STAT \ 870 ENABLE_RUNTIME_INSTRUMENTATION \ 871 ENABLE_SME_FOR_SWD \ 872 ENABLE_SVE_FOR_SWD \ 873 ENABLE_FEAT_GCIE \ 874 ENABLE_FEAT_RAS \ 875 FFH_SUPPORT \ 876 ERROR_DEPRECATED \ 877 FAULT_INJECTION_SUPPORT \ 878 GENERATE_COT \ 879 GICV2_G0_FOR_EL3 \ 880 HANDLE_EA_EL3_FIRST_NS \ 881 HARDEN_SLS \ 882 HW_ASSISTED_COHERENCY \ 883 MEASURED_BOOT \ 884 DISCRETE_TPM \ 885 DICE_PROTECTION_ENVIRONMENT \ 886 RMMD_ENABLE_EL3_TOKEN_SIGN \ 887 RMMD_ENABLE_IDE_KEY_PROG \ 888 DRTM_SUPPORT \ 889 NS_TIMER_SWITCH \ 890 OVERRIDE_LIBC \ 891 PL011_GENERIC_UART \ 892 PROGRAMMABLE_RESET_ADDRESS \ 893 PSCI_EXTENDED_STATE_ID \ 894 PSCI_OS_INIT_MODE \ 895 ARCH_FEATURE_AVAILABILITY \ 896 RESET_TO_BL31 \ 897 SAVE_KEYS \ 898 SEPARATE_CODE_AND_RODATA \ 899 SEPARATE_BL2_NOLOAD_REGION \ 900 SEPARATE_NOBITS_REGION \ 901 SEPARATE_RWDATA_REGION \ 902 SEPARATE_SIMD_SECTION \ 903 SPIN_ON_BL1_EXIT \ 904 SPM_MM \ 905 SPMC_AT_EL3 \ 906 SPMC_AT_EL3_SEL0_SP \ 907 SPMD_SPM_AT_SEL2 \ 908 ENABLE_SPMD_LP \ 909 TRANSFER_LIST \ 910 TRUSTED_BOARD_BOOT \ 911 USE_COHERENT_MEM \ 912 USE_DEBUGFS \ 913 ARM_IO_IN_DTB \ 914 SDEI_IN_FCONF \ 915 SEC_INT_DESC_IN_FCONF \ 916 USE_ROMLIB \ 917 USE_TBBR_DEFS \ 918 WARMBOOT_ENABLE_DCACHE_EARLY \ 919 RESET_TO_BL2 \ 920 BL2_IN_XIP_MEM \ 921 BL2_INV_DCACHE \ 922 USE_SPINLOCK_CAS \ 923 ENCRYPT_BL31 \ 924 ENCRYPT_BL32 \ 925 ERRATA_SPECULATIVE_AT \ 926 ERRATA_SME_POWER_DOWN \ 927 RAS_TRAP_NS_ERR_REC_ACCESS \ 928 COT_DESC_IN_DTB \ 929 USE_SP804_TIMER \ 930 PSA_FWU_SUPPORT \ 931 PSA_FWU_METADATA_FW_STORE_DESC \ 932 ENABLE_MPMM \ 933 FEAT_PABANDON \ 934 FEATURE_DETECTION \ 935 TRNG_SUPPORT \ 936 ENABLE_ERRATA_ALL \ 937 ERRATA_ABI_SUPPORT \ 938 ERRATA_NON_ARM_INTERCONNECT \ 939 CONDITIONAL_CMO \ 940 PSA_CRYPTO \ 941 ENABLE_CONSOLE_GETC \ 942 INIT_UNUSED_NS_EL2 \ 943 PLATFORM_REPORT_CTX_MEM_USE \ 944 EARLY_CONSOLE \ 945 PRESERVE_DSU_PMU_REGS \ 946 HOB_LIST \ 947 LFA_SUPPORT \ 948))) 949 950# Numeric_Flags 951$(eval $(call assert_numerics,\ 952 $(sort \ 953 ARM_ARCH_MAJOR \ 954 ARM_ARCH_MINOR \ 955 BRANCH_PROTECTION \ 956 CTX_INCLUDE_PAUTH_REGS \ 957 CTX_INCLUDE_NEVE_REGS \ 958 CRYPTO_SUPPORT \ 959 DISABLE_MTPMU \ 960 ENABLE_BRBE_FOR_NS \ 961 ENABLE_TRBE_FOR_NS \ 962 ENABLE_BTI \ 963 ENABLE_PAUTH \ 964 ENABLE_FEAT_PAUTH_LR \ 965 ENABLE_FEAT_AMU \ 966 ENABLE_FEAT_AMUv1p1 \ 967 ENABLE_FEAT_CSV2_2 \ 968 ENABLE_FEAT_CSV2_3 \ 969 ENABLE_FEAT_DEBUGV8P9 \ 970 ENABLE_FEAT_DIT \ 971 ENABLE_FEAT_ECV \ 972 ENABLE_FEAT_FGT \ 973 ENABLE_FEAT_FGT2 \ 974 ENABLE_FEAT_FPMR \ 975 ENABLE_FEAT_HCX \ 976 ENABLE_FEAT_LS64_ACCDATA \ 977 ENABLE_FEAT_MEC \ 978 ENABLE_FEAT_MOPS \ 979 ENABLE_FEAT_MTE2 \ 980 ENABLE_FEAT_PAN \ 981 ENABLE_FEAT_RNG \ 982 ENABLE_FEAT_RNG_TRAP \ 983 ENABLE_FEAT_SEL2 \ 984 ENABLE_FEAT_TCR2 \ 985 ENABLE_FEAT_THE \ 986 ENABLE_FEAT_SB \ 987 ENABLE_FEAT_S2PIE \ 988 ENABLE_FEAT_S1PIE \ 989 ENABLE_FEAT_S2POE \ 990 ENABLE_FEAT_S1POE \ 991 ENABLE_FEAT_SCTLR2 \ 992 ENABLE_FEAT_D128 \ 993 ENABLE_FEAT_GCS \ 994 ENABLE_FEAT_VHE \ 995 ENABLE_FEAT_MPAM \ 996 ENABLE_RME \ 997 ENABLE_SPE_FOR_NS \ 998 ENABLE_SYS_REG_TRACE_FOR_NS \ 999 ENABLE_SME_FOR_NS \ 1000 ENABLE_SME2_FOR_NS \ 1001 ENABLE_SVE_FOR_NS \ 1002 ENABLE_TRF_FOR_NS \ 1003 FW_ENC_STATUS \ 1004 NR_OF_FW_BANKS \ 1005 NR_OF_IMAGES_IN_FW_BANK \ 1006 TWED_DELAY \ 1007 ENABLE_FEAT_TWED \ 1008 SVE_VECTOR_LEN \ 1009 IMPDEF_SYSREG_TRAP \ 1010 W \ 1011))) 1012 1013ifdef KEY_SIZE 1014 $(eval $(call assert_numeric,KEY_SIZE)) 1015endif 1016 1017ifeq ($(filter $(SANITIZE_UB), on off trap),) 1018 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 1019endif 1020 1021################################################################################ 1022# Add definitions to the cpp preprocessor based on the current build options. 1023# This is done after including the platform specific makefile to allow the 1024# platform to overwrite the default options 1025################################################################################ 1026 1027$(eval $(call add_defines,\ 1028 $(sort \ 1029 ALLOW_RO_XLAT_TABLES \ 1030 ARM_ARCH_MAJOR \ 1031 ARM_ARCH_MINOR \ 1032 BL2_ENABLE_SP_LOAD \ 1033 COLD_BOOT_SINGLE_CPU \ 1034 CTX_INCLUDE_AARCH32_REGS \ 1035 CTX_INCLUDE_FPREGS \ 1036 CTX_INCLUDE_SVE_REGS \ 1037 CTX_INCLUDE_PAUTH_REGS \ 1038 CTX_INCLUDE_MPAM_REGS \ 1039 EL3_EXCEPTION_HANDLING \ 1040 CTX_INCLUDE_EL2_REGS \ 1041 CTX_INCLUDE_NEVE_REGS \ 1042 DEBUG \ 1043 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 1044 DISABLE_MTPMU \ 1045 ENABLE_FEAT_AMU \ 1046 ENABLE_AMU_AUXILIARY_COUNTERS \ 1047 AMU_RESTRICT_COUNTERS \ 1048 ENABLE_ASSERTIONS \ 1049 ENABLE_BTI \ 1050 ENABLE_FEAT_DEBUGV8P9 \ 1051 ENABLE_FEAT_MPAM \ 1052 ENABLE_PAUTH \ 1053 ENABLE_FEAT_PAUTH_LR \ 1054 ENABLE_PIE \ 1055 ENABLE_PMF \ 1056 ENABLE_PSCI_STAT \ 1057 ENABLE_RME \ 1058 RMMD_ENABLE_EL3_TOKEN_SIGN \ 1059 RMMD_ENABLE_IDE_KEY_PROG \ 1060 ENABLE_RUNTIME_INSTRUMENTATION \ 1061 ENABLE_SME_FOR_NS \ 1062 ENABLE_SME2_FOR_NS \ 1063 ENABLE_SME_FOR_SWD \ 1064 ENABLE_SPE_FOR_NS \ 1065 ENABLE_SVE_FOR_NS \ 1066 ENABLE_SVE_FOR_SWD \ 1067 ENABLE_FEAT_RAS \ 1068 FFH_SUPPORT \ 1069 ENCRYPT_BL31 \ 1070 ENCRYPT_BL32 \ 1071 ERROR_DEPRECATED \ 1072 FAULT_INJECTION_SUPPORT \ 1073 GICV2_G0_FOR_EL3 \ 1074 HANDLE_EA_EL3_FIRST_NS \ 1075 HW_ASSISTED_COHERENCY \ 1076 LOG_LEVEL \ 1077 MEASURED_BOOT \ 1078 DISCRETE_TPM \ 1079 DICE_PROTECTION_ENVIRONMENT \ 1080 DRTM_SUPPORT \ 1081 NS_TIMER_SWITCH \ 1082 PL011_GENERIC_UART \ 1083 PLAT_${PLAT} \ 1084 PROGRAMMABLE_RESET_ADDRESS \ 1085 PSCI_EXTENDED_STATE_ID \ 1086 PSCI_OS_INIT_MODE \ 1087 ARCH_FEATURE_AVAILABILITY \ 1088 RESET_TO_BL31 \ 1089 RME_GPT_BITLOCK_BLOCK \ 1090 RME_GPT_MAX_BLOCK \ 1091 SEPARATE_CODE_AND_RODATA \ 1092 SEPARATE_BL2_NOLOAD_REGION \ 1093 SEPARATE_NOBITS_REGION \ 1094 SEPARATE_RWDATA_REGION \ 1095 SEPARATE_SIMD_SECTION \ 1096 RECLAIM_INIT_CODE \ 1097 SPD_${SPD} \ 1098 SPIN_ON_BL1_EXIT \ 1099 SPM_MM \ 1100 SPMC_AT_EL3 \ 1101 SPMC_AT_EL3_SEL0_SP \ 1102 SPMD_SPM_AT_SEL2 \ 1103 TRANSFER_LIST \ 1104 TRUSTED_BOARD_BOOT \ 1105 CRYPTO_SUPPORT \ 1106 TRNG_SUPPORT \ 1107 ERRATA_ABI_SUPPORT \ 1108 ERRATA_NON_ARM_INTERCONNECT \ 1109 USE_COHERENT_MEM \ 1110 USE_DEBUGFS \ 1111 ARM_IO_IN_DTB \ 1112 SDEI_IN_FCONF \ 1113 SEC_INT_DESC_IN_FCONF \ 1114 USE_ROMLIB \ 1115 USE_TBBR_DEFS \ 1116 WARMBOOT_ENABLE_DCACHE_EARLY \ 1117 RESET_TO_BL2 \ 1118 BL2_RUNS_AT_EL3 \ 1119 BL2_IN_XIP_MEM \ 1120 BL2_INV_DCACHE \ 1121 USE_SPINLOCK_CAS \ 1122 ERRATA_SPECULATIVE_AT \ 1123 ERRATA_SME_POWER_DOWN \ 1124 RAS_TRAP_NS_ERR_REC_ACCESS \ 1125 COT_DESC_IN_DTB \ 1126 USE_SP804_TIMER \ 1127 ENABLE_FEAT_RNG \ 1128 ENABLE_FEAT_RNG_TRAP \ 1129 ENABLE_FEAT_SB \ 1130 ENABLE_FEAT_DIT \ 1131 NR_OF_FW_BANKS \ 1132 NR_OF_IMAGES_IN_FW_BANK \ 1133 PSA_FWU_SUPPORT \ 1134 PSA_FWU_METADATA_FW_STORE_DESC \ 1135 ENABLE_BRBE_FOR_NS \ 1136 ENABLE_TRBE_FOR_NS \ 1137 ENABLE_SYS_REG_TRACE_FOR_NS \ 1138 ENABLE_TRF_FOR_NS \ 1139 ENABLE_FEAT_HCX \ 1140 ENABLE_MPMM \ 1141 FEAT_PABANDON \ 1142 ENABLE_FEAT_FGT \ 1143 ENABLE_FEAT_FGT2 \ 1144 ENABLE_FEAT_FPMR \ 1145 ENABLE_FEAT_ECV \ 1146 ENABLE_FEAT_AMUv1p1 \ 1147 ENABLE_FEAT_SEL2 \ 1148 ENABLE_FEAT_VHE \ 1149 ENABLE_FEAT_CSV2_2 \ 1150 ENABLE_FEAT_CSV2_3 \ 1151 ENABLE_FEAT_LS64_ACCDATA \ 1152 ENABLE_FEAT_MEC \ 1153 ENABLE_FEAT_PAN \ 1154 ENABLE_FEAT_TCR2 \ 1155 ENABLE_FEAT_THE \ 1156 ENABLE_FEAT_S2PIE \ 1157 ENABLE_FEAT_S1PIE \ 1158 ENABLE_FEAT_S2POE \ 1159 ENABLE_FEAT_S1POE \ 1160 ENABLE_FEAT_SCTLR2 \ 1161 ENABLE_FEAT_D128 \ 1162 ENABLE_FEAT_GCS \ 1163 ENABLE_FEAT_MOPS \ 1164 ENABLE_FEAT_GCIE \ 1165 ENABLE_FEAT_MTE2 \ 1166 FEATURE_DETECTION \ 1167 TWED_DELAY \ 1168 ENABLE_FEAT_TWED \ 1169 CONDITIONAL_CMO \ 1170 IMPDEF_SYSREG_TRAP \ 1171 SVE_VECTOR_LEN \ 1172 ENABLE_SPMD_LP \ 1173 PSA_CRYPTO \ 1174 ENABLE_CONSOLE_GETC \ 1175 INIT_UNUSED_NS_EL2 \ 1176 PLATFORM_REPORT_CTX_MEM_USE \ 1177 EARLY_CONSOLE \ 1178 PRESERVE_DSU_PMU_REGS \ 1179 HOB_LIST \ 1180 LFA_SUPPORT \ 1181))) 1182 1183ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1) 1184ifeq (${DEBUG}, 0) 1185 $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only") 1186 override PLATFORM_REPORT_CTX_MEM_USE := 0 1187endif 1188endif 1189 1190ifeq (${SANITIZE_UB},trap) 1191 $(eval $(call add_define,MONITOR_TRAPS)) 1192endif #(SANITIZE_UB) 1193 1194# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1195ifdef EL3_PAYLOAD_BASE 1196 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1197else 1198# Define the PRELOADED_BL33_BASE flag only if it is provided and 1199# EL3_PAYLOAD_BASE is not defined, as it has priority. 1200 ifdef PRELOADED_BL33_BASE 1201 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1202 endif 1203endif #(EL3_PAYLOAD_BASE) 1204 1205# Define the DYN_DISABLE_AUTH flag only if set. 1206ifeq (${DYN_DISABLE_AUTH},1) 1207 $(eval $(call add_define,DYN_DISABLE_AUTH)) 1208endif 1209 1210ifeq ($($(ARCH)-ld-id),arm-link) 1211 $(eval $(call add_define,USE_ARM_LINK)) 1212endif 1213 1214# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1215ifeq (${SPD},spmd) 1216ifdef SP_LAYOUT_FILE 1217 -include $(BUILD_PLAT)/sp_gen.mk 1218 FIP_DEPS += sp 1219 CRT_DEPS += sp 1220 NEED_SP_PKG := yes 1221else 1222 ifeq (${SPMD_SPM_AT_SEL2},1) 1223 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1224 endif 1225endif #(SP_LAYOUT_FILE) 1226endif #(SPD) 1227 1228################################################################################ 1229# Build targets 1230################################################################################ 1231 1232.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp tl fwu_fip certtool dtbs memmap doc enctool 1233 1234all: msg_start 1235 1236msg_start: 1237 $(s)echo "Building ${PLAT}" 1238 1239ifeq (${ERROR_DEPRECATED},0) 1240# Check if deprecated declarations and cpp warnings should be treated as error or not. 1241ifneq ($(filter %-clang,$($(ARCH)-cc-id)),) 1242 CPPFLAGS += -Wno-error=deprecated-declarations 1243else 1244 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1245endif 1246endif #(!ERROR_DEPRECATED) 1247 1248$(eval $(call MAKE_LIB,c)) 1249 1250# Expand build macros for the different images 1251ifeq (${NEED_BL1},yes) 1252BL1_SOURCES := $(sort ${BL1_SOURCES}) 1253$(eval $(call MAKE_BL,bl1)) 1254endif #(NEED_BL1) 1255 1256ifeq (${NEED_BL2},yes) 1257 1258ifeq (${RESET_TO_BL2}, 0) 1259FIP_BL2_ARGS := tb-fw 1260endif 1261 1262BL2_SOURCES := $(sort ${BL2_SOURCES}) 1263 1264$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1265 $(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS}))) 1266 1267endif #(NEED_BL2) 1268 1269ifeq (${NEED_SCP_BL2},yes) 1270$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1271endif #(NEED_SCP_BL2) 1272 1273ifeq (${NEED_BL31},yes) 1274BL31_SOURCES += ${SPD_SOURCES} 1275# Sort BL31 source files to remove duplicates 1276BL31_SOURCES := $(sort ${BL31_SOURCES}) 1277ifneq (${DECRYPTION_SUPPORT},none) 1278$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1279 $(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31)))) 1280else 1281$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1282 $(eval $(call MAKE_BL,bl31,soc-fw))) 1283endif #(DECRYPTION_SUPPORT) 1284endif #(NEED_BL31) 1285 1286# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1287# build system will call TOOL_ADD_IMG to print a warning message and abort the 1288# process. Note that the dependency on BL32 applies to the FIP only. 1289ifeq (${NEED_BL32},yes) 1290# Sort BL32 source files to remove duplicates 1291BL32_SOURCES := $(sort ${BL32_SOURCES}) 1292BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1293 1294ifneq (${DECRYPTION_SUPPORT},none) 1295$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\ 1296 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1297else 1298$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\ 1299 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1300endif #(DECRYPTION_SUPPORT) 1301endif #(NEED_BL32) 1302 1303# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP) 1304# needs to be built from RMM_SOURCES. 1305ifeq (${NEED_RMM},yes) 1306# Sort RMM source files to remove duplicates 1307RMM_SOURCES := $(sort ${RMM_SOURCES}) 1308BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1)) 1309 1310$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\ 1311 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw))) 1312endif #(NEED_RMM) 1313 1314# Add the BL33 image if required by the platform 1315ifeq (${NEED_BL33},yes) 1316$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1317endif #(NEED_BL33) 1318 1319ifeq (${NEED_BL2U},yes) 1320$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1321 $(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_))) 1322endif #(NEED_BL2U) 1323 1324# Expand build macros for the different images 1325ifeq (${NEED_FDT},yes) 1326 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1327 1328 ifneq (${INITRD_SIZE}${INITRD_PATH},) 1329 ifndef INITRD_BASE 1330 $(error INITRD_BASE must be set when inserting initrd properties to the DTB.) 1331 endif 1332 1333 INITRD_SIZE ?= $(shell printf "0x%x\n" $$(stat -Lc %s $(INITRD_PATH))) 1334 initrd_end = $(shell printf "0x%x\n" $$(expr $$(($(INITRD_BASE) + $(INITRD_SIZE))))) 1335 1336 define $(HW_CONFIG)-after += 1337 $(s)echo " INITRD $(HW_CONFIG)" 1338 $(q)fdtput -t x $@ /chosen linux,initrd-start $(INITRD_BASE) 1339 $(q)fdtput -t x $@ /chosen linux,initrd-end $(initrd_end) 1340 endef 1341 endif 1342endif #(NEED_FDT) 1343 1344# Add Secure Partition packages 1345ifeq (${NEED_SP_PKG},yes) 1346$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | $$(@D)/ 1347 $(if $(host-poetry),$(q)poetry -q install --no-root) 1348 $(q)$(if $(host-poetry),poetry run )${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT} 1349sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS) 1350 $(s)echo 1351 $(s)echo "Built SP Images successfully" 1352 $(s)echo 1353endif #(NEED_SP_PKG) 1354 1355locate-checkpatch: 1356ifndef CHECKPATCH 1357 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1358else 1359ifeq (,$(wildcard ${CHECKPATCH})) 1360 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1361endif 1362endif #(CHECKPATCH) 1363 1364clean: 1365 $(s)echo " CLEAN" 1366 $(q)rm -rf $(BUILD_PLAT) 1367 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${FIPTOOLPATH} clean 1368 $(q)rm -rf ${FIPTOOLPATH}/fiptool 1369 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1370 $(q)rm -rf ${CRTTOOLPATH}/cert_create 1371 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1372 $(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1373 1374realclean distclean: 1375 $(s)echo " REALCLEAN" 1376 $(q)rm -rf $(BUILD_BASE) 1377 $(q)rm -rf $(CURDIR)/cscope.* 1378 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${FIPTOOLPATH} clean 1379 $(q)rm -rf ${FIPTOOLPATH}/fiptool 1380 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1381 $(q)rm -rf ${CRTTOOLPATH}/cert_create 1382 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=${BUILD_PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1383 $(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1384 1385checkcodebase: locate-checkpatch 1386 $(s)echo " CHECKING STYLE" 1387 $(q)if test -d .git ; then \ 1388 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1389 while read GIT_FILE ; \ 1390 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1391 done ; \ 1392 else \ 1393 find . -type f -not -iwholename "*.git*" \ 1394 -not -iwholename "*build*" \ 1395 -not -iwholename "*libfdt*" \ 1396 -not -iwholename "*libc*" \ 1397 -not -iwholename "*docs*" \ 1398 -not -iwholename "*.rst" \ 1399 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1400 fi 1401 1402checkpatch: locate-checkpatch 1403 $(s)echo " CHECKING STYLE" 1404 $(q)if test -n "${CHECKPATCH_OPTS}"; then \ 1405 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1406 fi 1407 $(q)COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1408 for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`; \ 1409 do \ 1410 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1411 ( git log --format=email "$$commit~..$$commit" \ 1412 -- ${CHECK_PATHS} ; \ 1413 git diff --format=email "$$commit~..$$commit" \ 1414 -- ${CHECK_PATHS}; ) | \ 1415 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1416 done 1417 1418certtool: ${CRTTOOL} 1419 1420${CRTTOOL}: FORCE 1421 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=$(abspath ${BUILD_PLAT}) USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${CRTTOOLPATH} all 1422 $(q)ln -sf ${CRTTOOL} ${CRTTOOLPATH}/cert_create 1423 $(s)echo 1424 $(s)echo "Built $@ successfully" 1425 $(s)echo 1426 1427ifneq (${GENERATE_COT},0) 1428certificates: ${CRT_DEPS} ${CRTTOOL} ${DTBS} 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# symlink for compatibility before tools were in the build directory 1466${FIPTOOL}: FORCE 1467 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=$(abspath ${BUILD_PLAT}) CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${FIPTOOLPATH} all 1468 $(q)ln -sf ${FIPTOOL} ${FIPTOOLPATH}/fiptool 1469 1470$(BUILD_PLAT)/romlib/romlib.bin $(BUILD_PLAT)/lib/libwrappers.a $&: $(BUILD_PLAT)/lib/libfdt.a $(BUILD_PLAT)/lib/libc.a $(CRYPTO_LIB) 1471 $(q)${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 1472 1473memmap: all 1474 $(if $(host-poetry),$(q)poetry -q install --no-root) 1475 $(q)$(if $(host-poetry),poetry run )memory symbols --root ${BUILD_PLAT} 1476 1477tl: ${BUILD_PLAT}/tl.bin 1478${BUILD_PLAT}/tl.bin: ${HW_CONFIG} 1479 $(if $(host-poetry),$(q)poetry -q install --no-root) 1480 $(q)$(if $(host-poetry),poetry run )tlc create --fdt $< -s ${FW_HANDOFF_SIZE} $@ 1481 1482doc: 1483 $(s)echo " BUILD DOCUMENTATION" 1484 $(if $(host-poetry),$(q)poetry -q install --with docs --no-root) 1485 $(q)$(if $(host-poetry),poetry run )${MAKE} --no-print-directory -C ${DOCS_PATH} html 1486 1487enctool: ${ENCTOOL} 1488 1489${ENCTOOL}: FORCE 1490 $(q)${MAKE} PLAT=${PLAT} BUILD_PLAT=$(abspath ${BUILD_PLAT}) BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${ENCTOOLPATH} all 1491 $(s)echo 1492 $(s)echo "Built $@ successfully" 1493 $(s)echo 1494 1495cscope: 1496 $(s)echo " CSCOPE" 1497 $(q)find ${CURDIR} -name "*.[chsS]" > cscope.files 1498 $(q)cscope -b -q -k 1499 1500help: 1501 $(s)echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1502 $(s)echo "" 1503 $(s)echo "PLAT is used to specify which platform you wish to build." 1504 $(s)echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1505 $(s)echo "" 1506 $(s)echo "platform = ${PLATFORM_LIST}" 1507 $(s)echo "" 1508 $(s)echo "Please refer to the User Guide for a list of all supported options." 1509 $(s)echo "Note that the build system doesn't track dependencies for build " 1510 $(s)echo "options. Therefore, if any of the build options are changed " 1511 $(s)echo "from a previous build, a clean build must be performed." 1512 $(s)echo "" 1513 $(s)echo "Supported Targets:" 1514 $(s)echo " all Build all individual bootloader binaries" 1515 $(s)echo " bl1 Build the BL1 binary" 1516 $(s)echo " bl2 Build the BL2 binary" 1517 $(s)echo " bl2u Build the BL2U binary" 1518 $(s)echo " bl31 Build the BL31 binary" 1519 $(s)echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1520 $(s)echo " this builds secure payload specified by AARCH32_SP" 1521 $(s)echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1522 $(s)echo " fip Build the Firmware Image Package (FIP)" 1523 $(s)echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1524 $(s)echo " checkcodebase Check the coding style of the entire source tree" 1525 $(s)echo " checkpatch Check the coding style on changes in the current" 1526 $(s)echo " branch against BASE_COMMIT (default origin/master)" 1527 $(s)echo " clean Clean the build for the selected platform" 1528 $(s)echo " cscope Generate cscope index" 1529 $(s)echo " distclean Remove all build artifacts for all platforms" 1530 $(s)echo " certtool Build the Certificate generation tool" 1531 $(s)echo " enctool Build the Firmware encryption tool" 1532 $(s)echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1533 $(s)echo " sp Build the Secure Partition Packages" 1534 $(s)echo " sptool Build the Secure Partition Package creation tool" 1535 $(s)echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1536 $(s)echo " memmap Print the memory map of the built binaries" 1537 $(s)echo " doc Build html based documentation using Sphinx tool" 1538 $(s)echo "" 1539 $(s)echo "Note: most build targets require PLAT to be set to a specific platform." 1540 $(s)echo "" 1541 $(s)echo "example: build all targets for the FVP platform:" 1542 $(s)echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1543 1544.PHONY: FORCE 1545FORCE:; 1546