1# 2# Copyright (c) 2013-2022, 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 := 8 12VERSION := ${VERSION_MAJOR}.${VERSION_MINOR} 13 14# Default goal is build all images 15.DEFAULT_GOAL := all 16 17# Avoid any implicit propagation of command line variable definitions to 18# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 19# usage. Other command line options like "-s" are still propagated as usual. 20MAKEOVERRIDES = 21 22MAKE_HELPERS_DIRECTORY := make_helpers/ 23include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 24include ${MAKE_HELPERS_DIRECTORY}build_env.mk 25 26################################################################################ 27# Default values for build configurations, and their dependencies 28################################################################################ 29 30include ${MAKE_HELPERS_DIRECTORY}defaults.mk 31 32# Assertions enabled for DEBUG builds by default 33ENABLE_ASSERTIONS := ${DEBUG} 34ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 35PLAT := ${DEFAULT_PLAT} 36 37################################################################################ 38# Checkpatch script options 39################################################################################ 40 41CHECKCODE_ARGS := --no-patch 42# Do not check the coding style on imported library files or documentation files 43INC_ARM_DIRS_TO_CHECK := $(sort $(filter-out \ 44 include/drivers/arm/cryptocell, \ 45 $(wildcard include/drivers/arm/*))) 46INC_ARM_DIRS_TO_CHECK += include/drivers/arm/cryptocell/*.h 47INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \ 48 include/drivers/arm, \ 49 $(wildcard include/drivers/*))) 50INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 51 include/lib/libfdt \ 52 include/lib/libc, \ 53 $(wildcard include/lib/*))) 54INC_DIRS_TO_CHECK := $(sort $(filter-out \ 55 include/lib \ 56 include/drivers, \ 57 $(wildcard include/*))) 58LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 59 lib/compiler-rt \ 60 lib/libfdt% \ 61 lib/libc, \ 62 lib/zlib \ 63 $(wildcard lib/*))) 64ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 65 lib \ 66 include \ 67 docs \ 68 %.rst, \ 69 $(wildcard *))) 70CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 71 ${INC_DIRS_TO_CHECK} \ 72 ${INC_LIB_DIRS_TO_CHECK} \ 73 ${LIB_DIRS_TO_CHECK} \ 74 ${INC_DRV_DIRS_TO_CHECK} \ 75 ${INC_ARM_DIRS_TO_CHECK} 76 77 78################################################################################ 79# Process build options 80################################################################################ 81 82# Verbose flag 83ifeq (${V},0) 84 Q:=@ 85 ECHO:=@echo 86 CHECKCODE_ARGS += --no-summary --terse 87else 88 Q:= 89 ECHO:=$(ECHO_QUIET) 90endif 91 92ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 93 Q:=@ 94 ECHO:=$(ECHO_QUIET) 95endif 96 97export Q ECHO 98 99# The cert_create tool cannot generate certificates individually, so we use the 100# target 'certificates' to create them all 101ifneq (${GENERATE_COT},0) 102 FIP_DEPS += certificates 103 FWU_FIP_DEPS += fwu_certificates 104endif 105 106# Process BRANCH_PROTECTION value and set 107# Pointer Authentication and Branch Target Identification flags 108ifeq (${BRANCH_PROTECTION},0) 109 # Default value turns off all types of branch protection 110 BP_OPTION := none 111else ifneq (${ARCH},aarch64) 112 $(error BRANCH_PROTECTION requires AArch64) 113else ifeq (${BRANCH_PROTECTION},1) 114 # Enables all types of branch protection features 115 BP_OPTION := standard 116 ENABLE_BTI := 1 117 ENABLE_PAUTH := 1 118else ifeq (${BRANCH_PROTECTION},2) 119 # Return address signing to its standard level 120 BP_OPTION := pac-ret 121 ENABLE_PAUTH := 1 122else ifeq (${BRANCH_PROTECTION},3) 123 # Extend the signing to include leaf functions 124 BP_OPTION := pac-ret+leaf 125 ENABLE_PAUTH := 1 126else ifeq (${BRANCH_PROTECTION},4) 127 # Turn on branch target identification mechanism 128 BP_OPTION := bti 129 ENABLE_BTI := 1 130else 131 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 132endif 133 134# FEAT_RME 135ifeq (${ENABLE_RME},1) 136# RME doesn't support PIE 137ifneq (${ENABLE_PIE},0) 138 $(error ENABLE_RME does not support PIE) 139endif 140# RME doesn't support BRBE 141ifneq (${ENABLE_BRBE_FOR_NS},0) 142 $(error ENABLE_RME does not support BRBE.) 143endif 144# RME requires AARCH64 145ifneq (${ARCH},aarch64) 146 $(error ENABLE_RME requires AArch64) 147endif 148# RME requires el2 context to be saved for now. 149CTX_INCLUDE_EL2_REGS := 1 150CTX_INCLUDE_AARCH32_REGS := 0 151ARM_ARCH_MAJOR := 8 152ARM_ARCH_MINOR := 5 153ENABLE_FEAT_ECV = 1 154ENABLE_FEAT_FGT = 1 155 156endif 157 158# USE_SPINLOCK_CAS requires AArch64 build 159ifeq (${USE_SPINLOCK_CAS},1) 160ifneq (${ARCH},aarch64) 161 $(error USE_SPINLOCK_CAS requires AArch64) 162endif 163endif 164 165# USE_DEBUGFS experimental feature recommended only in debug builds 166ifeq (${USE_DEBUGFS},1) 167ifeq (${DEBUG},1) 168 $(warning DEBUGFS experimental feature is enabled.) 169else 170 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 171endif 172endif 173 174ifneq (${DECRYPTION_SUPPORT},none) 175ENC_ARGS += -f ${FW_ENC_STATUS} 176ENC_ARGS += -k ${ENC_KEY} 177ENC_ARGS += -n ${ENC_NONCE} 178FIP_DEPS += enctool 179FWU_FIP_DEPS += enctool 180endif 181 182################################################################################ 183# Toolchain 184################################################################################ 185 186HOSTCC := gcc 187export HOSTCC 188 189CC := ${CROSS_COMPILE}gcc 190CPP := ${CROSS_COMPILE}cpp 191AS := ${CROSS_COMPILE}gcc 192AR := ${CROSS_COMPILE}ar 193LINKER := ${CROSS_COMPILE}ld 194OC := ${CROSS_COMPILE}objcopy 195OD := ${CROSS_COMPILE}objdump 196NM := ${CROSS_COMPILE}nm 197PP := ${CROSS_COMPILE}gcc -E 198DTC := dtc 199 200# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 201ifneq ($(strip $(wildcard ${LD}.bfd) \ 202 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 203LINKER := ${LINKER}.bfd 204endif 205 206ifeq (${ARM_ARCH_MAJOR},7) 207target32-directive = -target arm-none-eabi 208# Will set march32-directive from platform configuration 209else 210target32-directive = -target armv8a-none-eabi 211 212# Set the compiler's target architecture profile based on 213# ARM_ARCH_MAJOR ARM_ARCH_MINOR options 214ifeq (${ARM_ARCH_MINOR},0) 215march32-directive = -march=armv${ARM_ARCH_MAJOR}-a 216march64-directive = -march=armv${ARM_ARCH_MAJOR}-a 217else 218march32-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 219march64-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 220endif 221endif 222 223# Memory tagging is supported in architecture Armv8.5-A AArch64 and onwards 224ifeq ($(ARCH), aarch64) 225# Check if revision is greater than or equal to 8.5 226ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 227mem_tag_arch_support = yes 228endif 229endif 230 231# Get architecture feature modifiers 232arch-features = ${ARM_ARCH_FEATURE} 233 234# Enable required options for memory stack tagging. 235# Currently, these options are enabled only for clang and armclang compiler. 236ifeq (${SUPPORT_STACK_MEMTAG},yes) 237ifdef mem_tag_arch_support 238# Check for armclang and clang compilers 239ifneq ( ,$(filter $(notdir $(CC)),armclang clang)) 240# Add "memtag" architecture feature modifier if not specified 241ifeq ( ,$(findstring memtag,$(arch-features))) 242arch-features := $(arch-features)+memtag 243endif # memtag 244ifeq ($(notdir $(CC)),armclang) 245TF_CFLAGS += -mmemtag-stack 246else ifeq ($(notdir $(CC)),clang) 247TF_CFLAGS += -fsanitize=memtag 248endif # armclang 249endif # armclang clang 250else 251$(error "Error: stack memory tagging is not supported for architecture \ 252 ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a") 253endif # mem_tag_arch_support 254endif # SUPPORT_STACK_MEMTAG 255 256# Set the compiler's architecture feature modifiers 257ifneq ($(arch-features), none) 258# Strip "none+" from arch-features 259arch-features := $(subst none+,,$(arch-features)) 260ifeq ($(ARCH), aarch32) 261march32-directive := $(march32-directive)+$(arch-features) 262else 263march64-directive := $(march64-directive)+$(arch-features) 264endif 265# Print features 266$(info Arm Architecture Features specified: $(subst +, ,$(arch-features))) 267endif # arch-features 268 269# Determine if FEAT_RNG is supported 270ENABLE_FEAT_RNG = $(if $(findstring rng,${arch-features}),1,0) 271 272# Determine if FEAT_SB is supported 273ENABLE_FEAT_SB = $(if $(findstring sb,${arch-features}),1,0) 274 275ifneq ($(findstring clang,$(notdir $(CC))),) 276 ifneq ($(findstring armclang,$(notdir $(CC))),) 277 TF_CFLAGS_aarch32 := -target arm-arm-none-eabi $(march32-directive) 278 TF_CFLAGS_aarch64 := -target aarch64-arm-none-eabi $(march64-directive) 279 LD := $(LINKER) 280 else 281 TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 282 TF_CFLAGS_aarch64 := -target aarch64-elf $(march64-directive) 283 LD := $(shell $(CC) --print-prog-name ld.lld) 284 285 AR := $(shell $(CC) --print-prog-name llvm-ar) 286 OD := $(shell $(CC) --print-prog-name llvm-objdump) 287 OC := $(shell $(CC) --print-prog-name llvm-objcopy) 288 endif 289 290 CPP := $(CC) -E $(TF_CFLAGS_$(ARCH)) 291 PP := $(CC) -E $(TF_CFLAGS_$(ARCH)) 292 AS := $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 293else ifneq ($(findstring gcc,$(notdir $(CC))),) 294TF_CFLAGS_aarch32 = $(march32-directive) 295TF_CFLAGS_aarch64 = $(march64-directive) 296ifeq ($(ENABLE_LTO),1) 297 # Enable LTO only for aarch64 298 ifeq (${ARCH},aarch64) 299 LTO_CFLAGS = -flto 300 # Use gcc as a wrapper for the ld, recommended for LTO 301 LINKER := ${CROSS_COMPILE}gcc 302 endif 303endif 304LD = $(LINKER) 305else 306TF_CFLAGS_aarch32 = $(march32-directive) 307TF_CFLAGS_aarch64 = $(march64-directive) 308LD = $(LINKER) 309endif 310 311# Process Debug flag 312$(eval $(call add_define,DEBUG)) 313ifneq (${DEBUG}, 0) 314 BUILD_TYPE := debug 315 TF_CFLAGS += -g -gdwarf-4 316 ASFLAGS += -g -Wa,-gdwarf-4 317 318 # Use LOG_LEVEL_INFO by default for debug builds 319 LOG_LEVEL := 40 320else 321 BUILD_TYPE := release 322 # Use LOG_LEVEL_NOTICE by default for release builds 323 LOG_LEVEL := 20 324endif 325 326# Default build string (git branch and commit) 327ifeq (${BUILD_STRING},) 328 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 329endif 330VERSION_STRING := v${VERSION}(${BUILD_TYPE}):${BUILD_STRING} 331 332ifeq (${AARCH32_INSTRUCTION_SET},A32) 333TF_CFLAGS_aarch32 += -marm 334else ifeq (${AARCH32_INSTRUCTION_SET},T32) 335TF_CFLAGS_aarch32 += -mthumb 336else 337$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 338endif 339 340TF_CFLAGS_aarch32 += -mno-unaligned-access 341TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 342 343ifneq (${BP_OPTION},none) 344TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 345endif 346 347ASFLAGS_aarch32 = $(march32-directive) 348ASFLAGS_aarch64 = $(march64-directive) 349 350# General warnings 351WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 352 -Wdisabled-optimization -Wvla -Wshadow \ 353 -Wredundant-decls 354# stricter warnings 355WARNINGS += -Wextra -Wno-trigraphs 356# too verbose for generic build 357WARNINGS += -Wno-missing-field-initializers \ 358 -Wno-type-limits -Wno-sign-compare \ 359# on clang this flag gets reset if -Wextra is set after it. No difference on gcc 360WARNINGS += -Wno-unused-parameter 361 362# Additional warnings 363# Level 1 - infrequent warnings we should have none of 364# full -Wextra 365WARNING1 += -Wsign-compare 366WARNING1 += -Wtype-limits 367WARNING1 += -Wmissing-field-initializers 368 369# Level 2 - problematic warnings that we want 370# zlib, compiler-rt, coreboot, and mbdedtls blow up with these 371# TODO: disable just for them and move into default build 372WARNING2 += -Wold-style-definition 373WARNING2 += -Wmissing-prototypes 374WARNING2 += -Wmissing-format-attribute 375# TF-A aims to comply with this eventually. Effort too large at present 376WARNING2 += -Wundef 377# currently very involved and many platforms set this off 378WARNING2 += -Wunused-const-variable=2 379 380# Level 3 - very pedantic, frequently ignored 381WARNING3 := -Wbad-function-cast 382WARNING3 += -Waggregate-return 383WARNING3 += -Wnested-externs 384WARNING3 += -Wcast-align 385WARNING3 += -Wcast-qual 386WARNING3 += -Wconversion 387WARNING3 += -Wpacked 388WARNING3 += -Wpointer-arith 389WARNING3 += -Wswitch-default 390 391# Setting W is quite verbose and most warnings will be pre-existing issues 392# outside of the contributor's control. Don't fail the build on them so warnings 393# can be seen and hopefully addressed 394ifdef W 395ifneq (${W},0) 396E ?= 0 397endif 398endif 399 400ifeq (${W},1) 401WARNINGS += $(WARNING1) 402else ifeq (${W},2) 403WARNINGS += $(WARNING1) $(WARNING2) 404else ifeq (${W},3) 405WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 406endif 407 408# Compiler specific warnings 409ifeq ($(findstring clang,$(notdir $(CC))),) 410# not using clang 411WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 412 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 413 -Wlogical-op 414else 415# using clang 416WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 417 -Wlogical-op-parentheses 418endif 419 420ifneq (${E},0) 421ERRORS := -Werror 422endif 423 424CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 425 $(ERRORS) $(WARNINGS) 426ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 427 -ffreestanding -Wa,--fatal-warnings 428TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 429 -ffunction-sections -fdata-sections \ 430 -ffreestanding -fno-builtin -fno-common \ 431 -Os -std=gnu99 432 433$(eval $(call add_define,SVE_VECTOR_LEN)) 434 435ifeq (${SANITIZE_UB},on) 436TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 437endif 438ifeq (${SANITIZE_UB},trap) 439TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 440 -fsanitize-undefined-trap-on-error 441endif 442 443GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 444 445# LD = armlink 446ifneq ($(findstring armlink,$(notdir $(LD))),) 447TF_LDFLAGS += --diag_error=warning --lto_level=O1 448TF_LDFLAGS += --remove --info=unused,unusedsymbols 449TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 450 451# LD = gcc (used when GCC LTO is enabled) 452else ifneq ($(findstring gcc,$(notdir $(LD))),) 453# Pass ld options with Wl or Xlinker switches 454TF_LDFLAGS += -Wl,--fatal-warnings -O1 455TF_LDFLAGS += -Wl,--gc-sections 456ifeq ($(ENABLE_LTO),1) 457 ifeq (${ARCH},aarch64) 458 TF_LDFLAGS += -flto -fuse-linker-plugin 459 endif 460endif 461# GCC automatically adds fix-cortex-a53-843419 flag when used to link 462# which breaks some builds, so disable if errata fix is not explicitly enabled 463ifneq (${ERRATA_A53_843419},1) 464 TF_LDFLAGS += -mno-fix-cortex-a53-843419 465endif 466TF_LDFLAGS += -nostdlib 467TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 468 469# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 470else 471TF_LDFLAGS += --fatal-warnings -O1 472TF_LDFLAGS += --gc-sections 473# ld.lld doesn't recognize the errata flags, 474# therefore don't add those in that case 475ifeq ($(findstring ld.lld,$(notdir $(LD))),) 476TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 477endif 478endif 479 480DTC_FLAGS += -I dts -O dtb 481DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \ 482 -x assembler-with-cpp $(DEFINES) 483 484################################################################################ 485# Common sources and include directories 486################################################################################ 487include ${MAKE_HELPERS_DIRECTORY}arch_features.mk 488include lib/compiler-rt/compiler-rt.mk 489 490BL_COMMON_SOURCES += common/bl_common.c \ 491 common/tf_log.c \ 492 common/${ARCH}/debug.S \ 493 drivers/console/multi_console.c \ 494 lib/${ARCH}/cache_helpers.S \ 495 lib/${ARCH}/misc_helpers.S \ 496 plat/common/plat_bl_common.c \ 497 plat/common/plat_log_common.c \ 498 plat/common/${ARCH}/plat_common.c \ 499 plat/common/${ARCH}/platform_helpers.S \ 500 ${COMPILER_RT_SRCS} 501 502ifeq ($(notdir $(CC)),armclang) 503BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 504endif 505 506ifeq (${SANITIZE_UB},on) 507BL_COMMON_SOURCES += plat/common/ubsan.c 508endif 509 510INCLUDES += -Iinclude \ 511 -Iinclude/arch/${ARCH} \ 512 -Iinclude/lib/cpus/${ARCH} \ 513 -Iinclude/lib/el3_runtime/${ARCH} \ 514 ${PLAT_INCLUDES} \ 515 ${SPD_INCLUDES} 516 517include common/backtrace/backtrace.mk 518 519################################################################################ 520# Generic definitions 521################################################################################ 522 523include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 524 525ifeq (${BUILD_BASE},) 526 BUILD_BASE := ./build 527endif 528BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 529 530SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 531 532# Platforms providing their own TBB makefile may override this value 533INCLUDE_TBBR_MK := 1 534 535 536################################################################################ 537# Include SPD Makefile if one has been specified 538################################################################################ 539 540ifneq (${SPD},none) 541 ifeq (${ARCH},aarch32) 542 $(error "Error: SPD is incompatible with AArch32.") 543 endif 544 545 ifdef EL3_PAYLOAD_BASE 546 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 547 $(warning "The SPD and its BL32 companion will be present but ignored.") 548 endif 549 550 ifeq (${SPD},spmd) 551 # SPMD is located in std_svc directory 552 SPD_DIR := std_svc 553 554 ifeq ($(SPMD_SPM_AT_SEL2),1) 555 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 556 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 557 endif 558 ifeq ($(SPMC_AT_EL3),1) 559 $(error SPM cannot be enabled in both S-EL2 and EL3.) 560 endif 561 endif 562 563 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 564 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 565 endif 566 567 ifeq ($(TS_SP_FW_CONFIG),1) 568 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 569 endif 570 571 ifneq ($(ARM_BL2_SP_LIST_DTS),) 572 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 573 endif 574 575 ifneq ($(SP_LAYOUT_FILE),) 576 BL2_ENABLE_SP_LOAD := 1 577 endif 578 else 579 # All other SPDs in spd directory 580 SPD_DIR := spd 581 endif 582 583 # We expect to locate an spd.mk under the specified SPD directory 584 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 585 586 ifeq (${SPD_MAKE},) 587 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 588 endif 589 $(info Including ${SPD_MAKE}) 590 include ${SPD_MAKE} 591 592 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 593 # Makefile would set NEED_BL32 to "yes". In this case, the build system 594 # supports two mutually exclusive options: 595 # * BL32 is built from source: then BL32_SOURCES must contain the list 596 # of source files to build BL32 597 # * BL32 is a prebuilt binary: then BL32 must point to the image file 598 # that will be included in the FIP 599 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 600 # over the sources. 601endif 602 603################################################################################ 604# Include rmmd Makefile if RME is enabled 605################################################################################ 606 607ifneq (${ENABLE_RME},0) 608ifneq (${ARCH},aarch64) 609 $(error ENABLE_RME requires AArch64) 610endif 611ifeq ($(SPMC_AT_EL3),1) 612 $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.) 613endif 614include services/std_svc/rmmd/rmmd.mk 615$(warning "RME is an experimental feature") 616endif 617 618################################################################################ 619# Include the platform specific Makefile after the SPD Makefile (the platform 620# makefile may use all previous definitions in this file) 621################################################################################ 622 623include ${PLAT_MAKEFILE_FULL} 624 625$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 626 627ifeq (${ARM_ARCH_MAJOR},7) 628include make_helpers/armv7-a-cpus.mk 629endif 630 631PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 632ifneq ($(PIE_FOUND),) 633 TF_CFLAGS += -fno-PIE 634ifneq ($(findstring gcc,$(notdir $(LD))),) 635 TF_LDFLAGS += -no-pie 636endif 637endif 638 639ifneq ($(findstring gcc,$(notdir $(LD))),) 640 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 641else 642 PIE_LDFLAGS += -pie --no-dynamic-linker 643endif 644 645ifeq ($(ENABLE_PIE),1) 646ifeq ($(BL2_AT_EL3),1) 647ifneq ($(BL2_IN_XIP_MEM),1) 648 BL2_CFLAGS += -fpie 649 BL2_LDFLAGS += $(PIE_LDFLAGS) 650endif 651endif 652 BL31_CFLAGS += -fpie 653 BL31_LDFLAGS += $(PIE_LDFLAGS) 654 BL32_CFLAGS += -fpie 655 BL32_LDFLAGS += $(PIE_LDFLAGS) 656endif 657 658ifeq (${ARCH},aarch64) 659BL1_CPPFLAGS += -DIMAGE_AT_EL3 660ifeq ($(BL2_AT_EL3),1) 661BL2_CPPFLAGS += -DIMAGE_AT_EL3 662else 663BL2_CPPFLAGS += -DIMAGE_AT_EL1 664endif 665BL2U_CPPFLAGS += -DIMAGE_AT_EL1 666BL31_CPPFLAGS += -DIMAGE_AT_EL3 667BL32_CPPFLAGS += -DIMAGE_AT_EL1 668endif 669 670# Include the CPU specific operations makefile, which provides default 671# values for all CPU errata workarounds and CPU specific optimisations. 672# This can be overridden by the platform. 673include lib/cpus/cpu-ops.mk 674 675ifeq (${ARCH},aarch32) 676NEED_BL32 := yes 677 678################################################################################ 679# Build `AARCH32_SP` as BL32 image for AArch32 680################################################################################ 681ifneq (${AARCH32_SP},none) 682# We expect to locate an sp.mk under the specified AARCH32_SP directory 683AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 684 685ifeq (${AARCH32_SP_MAKE},) 686 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 687endif 688 689$(info Including ${AARCH32_SP_MAKE}) 690include ${AARCH32_SP_MAKE} 691endif 692 693endif 694 695################################################################################ 696# Include libc if not overridden 697################################################################################ 698ifeq (${OVERRIDE_LIBC},0) 699include lib/libc/libc.mk 700endif 701 702################################################################################ 703# Check incompatible options 704################################################################################ 705 706ifdef EL3_PAYLOAD_BASE 707 ifdef PRELOADED_BL33_BASE 708 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 709 incompatible build options. EL3_PAYLOAD_BASE has priority.") 710 endif 711 ifneq (${GENERATE_COT},0) 712 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 713 endif 714 ifneq (${TRUSTED_BOARD_BOOT},0) 715 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 716 endif 717endif 718 719ifeq (${NEED_BL33},yes) 720 ifdef EL3_PAYLOAD_BASE 721 $(warning "BL33 image is not needed when option \ 722 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 723 endif 724 ifdef PRELOADED_BL33_BASE 725 $(warning "BL33 image is not needed when option \ 726 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 727 file.") 728 endif 729endif 730 731# When building for systems with hardware-assisted coherency, there's no need to 732# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 733ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 734$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 735endif 736 737#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 738ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 739$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 740endif 741 742# For RAS_EXTENSION, require that EAs are handled in EL3 first 743ifeq ($(RAS_EXTENSION),1) 744 ifneq ($(HANDLE_EA_EL3_FIRST_NS),1) 745 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST_NS must also be 1) 746 endif 747endif 748 749# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 750ifeq ($(FAULT_INJECTION_SUPPORT),1) 751 ifneq ($(RAS_EXTENSION),1) 752 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 753 endif 754endif 755 756# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 757ifeq ($(DYN_DISABLE_AUTH), 1) 758 ifeq (${TRUSTED_BOARD_BOOT}, 0) 759 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 760 endif 761endif 762 763ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1) 764# Support authentication verification and hash calculation 765 CRYPTO_SUPPORT := 3 766else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1) 767# Support authentication verification and hash calculation 768 CRYPTO_SUPPORT := 3 769else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),) 770# Support hash calculation only 771 CRYPTO_SUPPORT := 2 772else ifeq (${TRUSTED_BOARD_BOOT},1) 773# Support authentication verification only 774 CRYPTO_SUPPORT := 1 775else 776 CRYPTO_SUPPORT := 0 777endif 778 779# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled. 780ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1) 781$(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled") 782endif 783 784# If pointer authentication is used in the firmware, make sure that all the 785# registers associated to it are also saved and restored. 786# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 787ifeq ($(ENABLE_PAUTH),1) 788 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 789 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 790 endif 791endif 792 793ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 794 ifneq (${ARCH},aarch64) 795 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 796 endif 797endif 798 799ifeq ($(CTX_INCLUDE_MTE_REGS),1) 800 ifneq (${ARCH},aarch64) 801 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 802 endif 803endif 804 805ifeq ($(PSA_FWU_SUPPORT),1) 806 $(info PSA_FWU_SUPPORT is an experimental feature) 807endif 808 809ifeq ($(FEATURE_DETECTION),1) 810 $(info FEATURE_DETECTION is an experimental feature) 811endif 812 813ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 814 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 815 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 816 endif 817endif 818 819ifneq (${DECRYPTION_SUPPORT},none) 820 ifeq (${TRUSTED_BOARD_BOOT}, 0) 821 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 822 endif 823endif 824 825# Ensure that no Aarch64-only features are enabled in Aarch32 build 826ifeq (${ARCH},aarch32) 827 828 # SME/SVE only supported on AArch64 829 ifeq (${ENABLE_SME_FOR_NS},1) 830 $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32") 831 endif 832 ifeq (${ENABLE_SVE_FOR_NS},1) 833 # Warning instead of error due to CI dependency on this 834 $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32") 835 endif 836 837 # BRBE is not supported in AArch32 838 ifeq (${ENABLE_BRBE_FOR_NS},1) 839 $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32") 840 endif 841 842 # FEAT_RNG_TRAP is not supported in AArch32 843 ifeq (${ENABLE_FEAT_RNG_TRAP},1) 844 $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32") 845 endif 846endif 847 848# Ensure ENABLE_RME is not used with SME 849ifeq (${ENABLE_RME},1) 850 ifeq (${ENABLE_SME_FOR_NS},1) 851 $(error "ENABLE_SME_FOR_NS cannot be used with ENABLE_RME") 852 endif 853endif 854 855# Secure SME/SVE requires the non-secure component as well 856ifeq (${ENABLE_SME_FOR_SWD},1) 857 ifeq (${ENABLE_SME_FOR_NS},0) 858 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS") 859 endif 860endif 861ifeq (${ENABLE_SVE_FOR_SWD},1) 862 ifeq (${ENABLE_SVE_FOR_NS},0) 863 $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS") 864 endif 865endif 866 867# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does 868# its own context management including FPU registers. 869ifeq (${CTX_INCLUDE_FPREGS},1) 870 ifeq (${ENABLE_SME_FOR_NS},1) 871 $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 872 endif 873 ifeq (${ENABLE_SVE_FOR_NS},1) 874 # Warning instead of error due to CI dependency on this 875 $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 876 $(warning "Forced ENABLE_SVE_FOR_NS=0") 877 override ENABLE_SVE_FOR_NS := 0 878 endif 879endif 880 881ifeq ($(DRTM_SUPPORT),1) 882 $(info DRTM_SUPPORT is an experimental feature) 883endif 884 885ifeq (${ENABLE_RME},1) 886 ifneq (${SEPARATE_CODE_AND_RODATA},1) 887 $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`) 888 endif 889endif 890 891################################################################################ 892# Process platform overrideable behaviour 893################################################################################ 894 895ifdef BL1_SOURCES 896NEED_BL1 := yes 897endif 898 899ifdef BL2_SOURCES 900 NEED_BL2 := yes 901 902 # Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 903 # Certificate generation tools. This flag can be overridden by the platform. 904 ifdef EL3_PAYLOAD_BASE 905 # If booting an EL3 payload there is no need for a BL33 image 906 # in the FIP file. 907 NEED_BL33 := no 908 else 909 ifdef PRELOADED_BL33_BASE 910 # If booting a BL33 preloaded image there is no need of 911 # another one in the FIP file. 912 NEED_BL33 := no 913 else 914 NEED_BL33 ?= yes 915 endif 916 endif 917endif 918 919ifdef BL2U_SOURCES 920NEED_BL2U := yes 921endif 922 923# If SCP_BL2 is given, we always want FIP to include it. 924ifdef SCP_BL2 925 NEED_SCP_BL2 := yes 926endif 927 928# For AArch32, BL31 is not currently supported. 929ifneq (${ARCH},aarch32) 930 ifdef BL31_SOURCES 931 # When booting an EL3 payload, there is no need to compile the BL31 image nor 932 # put it in the FIP. 933 ifndef EL3_PAYLOAD_BASE 934 NEED_BL31 := yes 935 endif 936 endif 937endif 938 939# Process TBB related flags 940ifneq (${GENERATE_COT},0) 941 # Common cert_create options 942 ifneq (${CREATE_KEYS},0) 943 $(eval CRT_ARGS += -n) 944 $(eval FWU_CRT_ARGS += -n) 945 ifneq (${SAVE_KEYS},0) 946 $(eval CRT_ARGS += -k) 947 $(eval FWU_CRT_ARGS += -k) 948 endif 949 endif 950 # Include TBBR makefile (unless the platform indicates otherwise) 951 ifeq (${INCLUDE_TBBR_MK},1) 952 include make_helpers/tbbr/tbbr_tools.mk 953 endif 954endif 955 956ifneq (${FIP_ALIGN},0) 957FIP_ARGS += --align ${FIP_ALIGN} 958endif 959 960ifdef FDT_SOURCES 961NEED_FDT := yes 962endif 963 964################################################################################ 965# Include libraries' Makefile that are used in all BL 966################################################################################ 967 968include lib/stack_protector/stack_protector.mk 969 970################################################################################ 971# Auxiliary tools (fiptool, cert_create, etc) 972################################################################################ 973 974# Variables for use with Certificate Generation Tool 975CRTTOOLPATH ?= tools/cert_create 976CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 977 978# Variables for use with Firmware Encryption Tool 979ENCTOOLPATH ?= tools/encrypt_fw 980ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 981 982# Variables for use with Firmware Image Package 983FIPTOOLPATH ?= tools/fiptool 984FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 985 986# Variables for use with sptool 987SPTOOLPATH ?= tools/sptool 988SPTOOL ?= ${SPTOOLPATH}/sptool.py 989SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 990 991# Variables for use with ROMLIB 992ROMLIBPATH ?= lib/romlib 993 994# Variable for use with Python 995PYTHON ?= python3 996 997# Variables for use with PRINT_MEMORY_MAP 998PRINT_MEMORY_MAP_PATH ?= tools/memory 999PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 1000 1001# Variables for use with documentation build using Sphinx tool 1002DOCS_PATH ?= docs 1003 1004# Defination of SIMICS flag 1005SIMICS_BUILD ?= 0 1006 1007################################################################################ 1008# Include BL specific makefiles 1009################################################################################ 1010 1011ifeq (${NEED_BL1},yes) 1012include bl1/bl1.mk 1013endif 1014 1015ifeq (${NEED_BL2},yes) 1016include bl2/bl2.mk 1017endif 1018 1019ifeq (${NEED_BL2U},yes) 1020include bl2u/bl2u.mk 1021endif 1022 1023ifeq (${NEED_BL31},yes) 1024include bl31/bl31.mk 1025endif 1026 1027################################################################################ 1028# Build options checks 1029################################################################################ 1030 1031$(eval $(call assert_booleans,\ 1032 $(sort \ 1033 ALLOW_RO_XLAT_TABLES \ 1034 BL2_ENABLE_SP_LOAD \ 1035 COLD_BOOT_SINGLE_CPU \ 1036 CREATE_KEYS \ 1037 CTX_INCLUDE_AARCH32_REGS \ 1038 CTX_INCLUDE_FPREGS \ 1039 CTX_INCLUDE_EL2_REGS \ 1040 DEBUG \ 1041 DISABLE_MTPMU \ 1042 DYN_DISABLE_AUTH \ 1043 EL3_EXCEPTION_HANDLING \ 1044 ENABLE_AMU \ 1045 ENABLE_AMU_AUXILIARY_COUNTERS \ 1046 ENABLE_AMU_FCONF \ 1047 AMU_RESTRICT_COUNTERS \ 1048 ENABLE_ASSERTIONS \ 1049 ENABLE_PIE \ 1050 ENABLE_PMF \ 1051 ENABLE_PSCI_STAT \ 1052 ENABLE_RUNTIME_INSTRUMENTATION \ 1053 ENABLE_SME_FOR_NS \ 1054 ENABLE_SME_FOR_SWD \ 1055 ENABLE_SPE_FOR_LOWER_ELS \ 1056 ENABLE_SVE_FOR_NS \ 1057 ENABLE_SVE_FOR_SWD \ 1058 ERROR_DEPRECATED \ 1059 FAULT_INJECTION_SUPPORT \ 1060 GENERATE_COT \ 1061 GICV2_G0_FOR_EL3 \ 1062 HANDLE_EA_EL3_FIRST_NS \ 1063 HW_ASSISTED_COHERENCY \ 1064 INVERTED_MEMMAP \ 1065 MEASURED_BOOT \ 1066 DRTM_SUPPORT \ 1067 NS_TIMER_SWITCH \ 1068 OVERRIDE_LIBC \ 1069 PL011_GENERIC_UART \ 1070 PLAT_RSS_NOT_SUPPORTED \ 1071 PROGRAMMABLE_RESET_ADDRESS \ 1072 PSCI_EXTENDED_STATE_ID \ 1073 RESET_TO_BL31 \ 1074 RESET_TO_BL31_WITH_PARAMS \ 1075 SAVE_KEYS \ 1076 SEPARATE_CODE_AND_RODATA \ 1077 SEPARATE_BL2_NOLOAD_REGION \ 1078 SEPARATE_NOBITS_REGION \ 1079 SPIN_ON_BL1_EXIT \ 1080 SPM_MM \ 1081 SPMC_AT_EL3 \ 1082 SPMD_SPM_AT_SEL2 \ 1083 TRUSTED_BOARD_BOOT \ 1084 USE_COHERENT_MEM \ 1085 USE_DEBUGFS \ 1086 ARM_IO_IN_DTB \ 1087 SDEI_IN_FCONF \ 1088 SEC_INT_DESC_IN_FCONF \ 1089 USE_ROMLIB \ 1090 USE_TBBR_DEFS \ 1091 WARMBOOT_ENABLE_DCACHE_EARLY \ 1092 BL2_AT_EL3 \ 1093 BL2_IN_XIP_MEM \ 1094 BL2_INV_DCACHE \ 1095 USE_SPINLOCK_CAS \ 1096 ENCRYPT_BL31 \ 1097 ENCRYPT_BL32 \ 1098 ERRATA_SPECULATIVE_AT \ 1099 RAS_TRAP_NS_ERR_REC_ACCESS \ 1100 COT_DESC_IN_DTB \ 1101 USE_SP804_TIMER \ 1102 PSA_FWU_SUPPORT \ 1103 ENABLE_SYS_REG_TRACE_FOR_NS \ 1104 ENABLE_MPMM \ 1105 ENABLE_MPMM_FCONF \ 1106 SIMICS_BUILD \ 1107 FEATURE_DETECTION \ 1108 TRNG_SUPPORT \ 1109 CONDITIONAL_CMO \ 1110))) 1111 1112$(eval $(call assert_numerics,\ 1113 $(sort \ 1114 ARM_ARCH_MAJOR \ 1115 ARM_ARCH_MINOR \ 1116 BRANCH_PROTECTION \ 1117 CTX_INCLUDE_PAUTH_REGS \ 1118 CTX_INCLUDE_MTE_REGS \ 1119 CTX_INCLUDE_NEVE_REGS \ 1120 CRYPTO_SUPPORT \ 1121 ENABLE_BRBE_FOR_NS \ 1122 ENABLE_TRBE_FOR_NS \ 1123 ENABLE_BTI \ 1124 ENABLE_PAUTH \ 1125 ENABLE_FEAT_AMUv1 \ 1126 ENABLE_FEAT_AMUv1p1 \ 1127 ENABLE_FEAT_CSV2_2 \ 1128 ENABLE_FEAT_DIT \ 1129 ENABLE_FEAT_ECV \ 1130 ENABLE_FEAT_FGT \ 1131 ENABLE_FEAT_HCX \ 1132 ENABLE_FEAT_PAN \ 1133 ENABLE_FEAT_RNG \ 1134 ENABLE_FEAT_RNG_TRAP \ 1135 ENABLE_FEAT_SB \ 1136 ENABLE_FEAT_SEL2 \ 1137 ENABLE_FEAT_VHE \ 1138 ENABLE_MPAM_FOR_LOWER_ELS \ 1139 ENABLE_RME \ 1140 ENABLE_TRF_FOR_NS \ 1141 FW_ENC_STATUS \ 1142 NR_OF_FW_BANKS \ 1143 NR_OF_IMAGES_IN_FW_BANK \ 1144 RAS_EXTENSION \ 1145 TWED_DELAY \ 1146 ENABLE_FEAT_TWED \ 1147 SVE_VECTOR_LEN \ 1148))) 1149 1150ifdef KEY_SIZE 1151 $(eval $(call assert_numeric,KEY_SIZE)) 1152endif 1153 1154ifeq ($(filter $(SANITIZE_UB), on off trap),) 1155 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 1156endif 1157 1158################################################################################ 1159# Add definitions to the cpp preprocessor based on the current build options. 1160# This is done after including the platform specific makefile to allow the 1161# platform to overwrite the default options 1162################################################################################ 1163 1164$(eval $(call add_defines,\ 1165 $(sort \ 1166 ALLOW_RO_XLAT_TABLES \ 1167 ARM_ARCH_MAJOR \ 1168 ARM_ARCH_MINOR \ 1169 BL2_ENABLE_SP_LOAD \ 1170 COLD_BOOT_SINGLE_CPU \ 1171 CTX_INCLUDE_AARCH32_REGS \ 1172 CTX_INCLUDE_FPREGS \ 1173 CTX_INCLUDE_PAUTH_REGS \ 1174 EL3_EXCEPTION_HANDLING \ 1175 CTX_INCLUDE_MTE_REGS \ 1176 CTX_INCLUDE_EL2_REGS \ 1177 CTX_INCLUDE_NEVE_REGS \ 1178 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 1179 DISABLE_MTPMU \ 1180 ENABLE_AMU \ 1181 ENABLE_AMU_AUXILIARY_COUNTERS \ 1182 ENABLE_AMU_FCONF \ 1183 AMU_RESTRICT_COUNTERS \ 1184 ENABLE_ASSERTIONS \ 1185 ENABLE_BTI \ 1186 ENABLE_MPAM_FOR_LOWER_ELS \ 1187 ENABLE_PAUTH \ 1188 ENABLE_PIE \ 1189 ENABLE_PMF \ 1190 ENABLE_PSCI_STAT \ 1191 ENABLE_RME \ 1192 ENABLE_RUNTIME_INSTRUMENTATION \ 1193 ENABLE_SME_FOR_NS \ 1194 ENABLE_SME_FOR_SWD \ 1195 ENABLE_SPE_FOR_LOWER_ELS \ 1196 ENABLE_SVE_FOR_NS \ 1197 ENABLE_SVE_FOR_SWD \ 1198 ENCRYPT_BL31 \ 1199 ENCRYPT_BL32 \ 1200 ERROR_DEPRECATED \ 1201 FAULT_INJECTION_SUPPORT \ 1202 GICV2_G0_FOR_EL3 \ 1203 HANDLE_EA_EL3_FIRST_NS \ 1204 HW_ASSISTED_COHERENCY \ 1205 LOG_LEVEL \ 1206 MEASURED_BOOT \ 1207 DRTM_SUPPORT \ 1208 NS_TIMER_SWITCH \ 1209 PL011_GENERIC_UART \ 1210 PLAT_${PLAT} \ 1211 PLAT_RSS_NOT_SUPPORTED \ 1212 PROGRAMMABLE_RESET_ADDRESS \ 1213 PSCI_EXTENDED_STATE_ID \ 1214 RAS_EXTENSION \ 1215 RESET_TO_BL31 \ 1216 RESET_TO_BL31_WITH_PARAMS \ 1217 SEPARATE_CODE_AND_RODATA \ 1218 SEPARATE_BL2_NOLOAD_REGION \ 1219 SEPARATE_NOBITS_REGION \ 1220 RECLAIM_INIT_CODE \ 1221 SPD_${SPD} \ 1222 SPIN_ON_BL1_EXIT \ 1223 SPM_MM \ 1224 SPMC_AT_EL3 \ 1225 SPMD_SPM_AT_SEL2 \ 1226 TRUSTED_BOARD_BOOT \ 1227 CRYPTO_SUPPORT \ 1228 TRNG_SUPPORT \ 1229 USE_COHERENT_MEM \ 1230 USE_DEBUGFS \ 1231 ARM_IO_IN_DTB \ 1232 SDEI_IN_FCONF \ 1233 SEC_INT_DESC_IN_FCONF \ 1234 USE_ROMLIB \ 1235 USE_TBBR_DEFS \ 1236 WARMBOOT_ENABLE_DCACHE_EARLY \ 1237 BL2_AT_EL3 \ 1238 BL2_IN_XIP_MEM \ 1239 BL2_INV_DCACHE \ 1240 USE_SPINLOCK_CAS \ 1241 ERRATA_SPECULATIVE_AT \ 1242 RAS_TRAP_NS_ERR_REC_ACCESS \ 1243 COT_DESC_IN_DTB \ 1244 USE_SP804_TIMER \ 1245 ENABLE_FEAT_RNG \ 1246 ENABLE_FEAT_RNG_TRAP \ 1247 ENABLE_FEAT_SB \ 1248 ENABLE_FEAT_DIT \ 1249 NR_OF_FW_BANKS \ 1250 NR_OF_IMAGES_IN_FW_BANK \ 1251 PSA_FWU_SUPPORT \ 1252 ENABLE_BRBE_FOR_NS \ 1253 ENABLE_TRBE_FOR_NS \ 1254 ENABLE_SYS_REG_TRACE_FOR_NS \ 1255 ENABLE_TRF_FOR_NS \ 1256 ENABLE_FEAT_HCX \ 1257 ENABLE_MPMM \ 1258 ENABLE_MPMM_FCONF \ 1259 ENABLE_FEAT_FGT \ 1260 ENABLE_FEAT_AMUv1 \ 1261 ENABLE_FEAT_ECV \ 1262 SIMICS_BUILD \ 1263 ENABLE_FEAT_AMUv1p1 \ 1264 ENABLE_FEAT_SEL2 \ 1265 ENABLE_FEAT_VHE \ 1266 ENABLE_FEAT_CSV2_2 \ 1267 ENABLE_FEAT_PAN \ 1268 FEATURE_DETECTION \ 1269 TWED_DELAY \ 1270 ENABLE_FEAT_TWED \ 1271 CONDITIONAL_CMO \ 1272))) 1273 1274ifeq (${SANITIZE_UB},trap) 1275 $(eval $(call add_define,MONITOR_TRAPS)) 1276endif 1277 1278# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1279ifdef EL3_PAYLOAD_BASE 1280 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1281else 1282 # Define the PRELOADED_BL33_BASE flag only if it is provided and 1283 # EL3_PAYLOAD_BASE is not defined, as it has priority. 1284 ifdef PRELOADED_BL33_BASE 1285 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1286 endif 1287endif 1288 1289# Define the DYN_DISABLE_AUTH flag only if set. 1290ifeq (${DYN_DISABLE_AUTH},1) 1291$(eval $(call add_define,DYN_DISABLE_AUTH)) 1292endif 1293 1294ifneq ($(findstring armlink,$(notdir $(LD))),) 1295$(eval $(call add_define,USE_ARM_LINK)) 1296endif 1297 1298# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1299ifeq (${SPD},spmd) 1300ifdef SP_LAYOUT_FILE 1301 -include $(BUILD_PLAT)/sp_gen.mk 1302 FIP_DEPS += sp 1303 CRT_DEPS += sp 1304 NEED_SP_PKG := yes 1305else 1306 ifeq (${SPMD_SPM_AT_SEL2},1) 1307 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1308 endif 1309endif 1310endif 1311 1312################################################################################ 1313# Build targets 1314################################################################################ 1315 1316.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 1317.SUFFIXES: 1318 1319all: msg_start 1320 1321msg_start: 1322 @echo "Building ${PLAT}" 1323 1324ifeq (${ERROR_DEPRECATED},0) 1325# Check if deprecated declarations and cpp warnings should be treated as error or not. 1326ifneq ($(findstring clang,$(notdir $(CC))),) 1327 CPPFLAGS += -Wno-error=deprecated-declarations 1328else 1329 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1330endif 1331endif # !ERROR_DEPRECATED 1332 1333$(eval $(call MAKE_LIB_DIRS)) 1334$(eval $(call MAKE_LIB,c)) 1335 1336# Expand build macros for the different images 1337ifeq (${NEED_BL1},yes) 1338BL1_SOURCES := $(sort ${BL1_SOURCES}) 1339 1340$(eval $(call MAKE_BL,bl1)) 1341endif 1342 1343ifeq (${NEED_BL2},yes) 1344ifeq (${BL2_AT_EL3}, 0) 1345FIP_BL2_ARGS := tb-fw 1346endif 1347 1348BL2_SOURCES := $(sort ${BL2_SOURCES}) 1349 1350$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1351 $(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS}))) 1352endif 1353 1354ifeq (${NEED_SCP_BL2},yes) 1355$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1356endif 1357 1358ifeq (${NEED_BL31},yes) 1359BL31_SOURCES += ${SPD_SOURCES} 1360# Sort BL31 source files to remove duplicates 1361BL31_SOURCES := $(sort ${BL31_SOURCES}) 1362ifneq (${DECRYPTION_SUPPORT},none) 1363$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1364 $(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31)))) 1365else 1366$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1367 $(eval $(call MAKE_BL,bl31,soc-fw))) 1368endif 1369endif 1370 1371# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1372# build system will call TOOL_ADD_IMG to print a warning message and abort the 1373# process. Note that the dependency on BL32 applies to the FIP only. 1374ifeq (${NEED_BL32},yes) 1375# Sort BL32 source files to remove duplicates 1376BL32_SOURCES := $(sort ${BL32_SOURCES}) 1377BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1378 1379ifneq (${DECRYPTION_SUPPORT},none) 1380$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\ 1381 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1382else 1383$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\ 1384 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1385endif 1386endif 1387 1388# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP) 1389# needs to be built from RMM_SOURCES. 1390ifeq (${NEED_RMM},yes) 1391# Sort RMM source files to remove duplicates 1392RMM_SOURCES := $(sort ${RMM_SOURCES}) 1393BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1)) 1394 1395$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\ 1396 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw))) 1397endif 1398 1399# Add the BL33 image if required by the platform 1400ifeq (${NEED_BL33},yes) 1401$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1402endif 1403 1404ifeq (${NEED_BL2U},yes) 1405$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1406 $(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_))) 1407endif 1408 1409# Expand build macros for the different images 1410ifeq (${NEED_FDT},yes) 1411 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1412endif 1413 1414# Add Secure Partition packages 1415ifeq (${NEED_SP_PKG},yes) 1416$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1417 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} 1418sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS) 1419 @${ECHO_BLANK_LINE} 1420 @echo "Built SP Images successfully" 1421 @${ECHO_BLANK_LINE} 1422endif 1423 1424locate-checkpatch: 1425ifndef CHECKPATCH 1426 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1427else 1428ifeq (,$(wildcard ${CHECKPATCH})) 1429 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1430endif 1431endif 1432 1433clean: 1434 @echo " CLEAN" 1435 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1436ifdef UNIX_MK 1437 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1438else 1439# Clear the MAKEFLAGS as we do not want 1440# to pass the gnumake flags to nmake. 1441 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean 1442endif 1443 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1444 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1445 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1446 1447realclean distclean: 1448 @echo " REALCLEAN" 1449 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1450 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1451ifdef UNIX_MK 1452 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1453else 1454# Clear the MAKEFLAGS as we do not want 1455# to pass the gnumake flags to nmake. 1456 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean 1457endif 1458 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean 1459 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1460 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1461 1462checkcodebase: locate-checkpatch 1463 @echo " CHECKING STYLE" 1464 @if test -d .git ; then \ 1465 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1466 while read GIT_FILE ; \ 1467 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1468 done ; \ 1469 else \ 1470 find . -type f -not -iwholename "*.git*" \ 1471 -not -iwholename "*build*" \ 1472 -not -iwholename "*libfdt*" \ 1473 -not -iwholename "*libc*" \ 1474 -not -iwholename "*docs*" \ 1475 -not -iwholename "*.rst" \ 1476 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1477 fi 1478 1479checkpatch: locate-checkpatch 1480 @echo " CHECKING STYLE" 1481 @if test -n "${CHECKPATCH_OPTS}"; then \ 1482 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1483 fi 1484 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1485 for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`; \ 1486 do \ 1487 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1488 git log --format=email "$$commit~..$$commit" \ 1489 -- ${CHECK_PATHS} | \ 1490 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1491 git diff --format=email "$$commit~..$$commit" \ 1492 -- ${CHECK_PATHS} | \ 1493 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1494 done 1495 1496certtool: ${CRTTOOL} 1497 1498${CRTTOOL}: FORCE 1499 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${CRTTOOLPATH} all 1500 @${ECHO_BLANK_LINE} 1501 @echo "Built $@ successfully" 1502 @${ECHO_BLANK_LINE} 1503 1504ifneq (${GENERATE_COT},0) 1505certificates: ${CRT_DEPS} ${CRTTOOL} 1506 ${Q}${CRTTOOL} ${CRT_ARGS} 1507 @${ECHO_BLANK_LINE} 1508 @echo "Built $@ successfully" 1509 @echo "Certificates can be found in ${BUILD_PLAT}" 1510 @${ECHO_BLANK_LINE} 1511endif 1512 1513${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1514 $(eval ${CHECK_FIP_CMD}) 1515 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1516 ${Q}${FIPTOOL} info $@ 1517 @${ECHO_BLANK_LINE} 1518 @echo "Built $@ successfully" 1519 @${ECHO_BLANK_LINE} 1520 1521ifneq (${GENERATE_COT},0) 1522fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1523 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1524 @${ECHO_BLANK_LINE} 1525 @echo "Built $@ successfully" 1526 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1527 @${ECHO_BLANK_LINE} 1528endif 1529 1530${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1531 $(eval ${CHECK_FWU_FIP_CMD}) 1532 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1533 ${Q}${FIPTOOL} info $@ 1534 @${ECHO_BLANK_LINE} 1535 @echo "Built $@ successfully" 1536 @${ECHO_BLANK_LINE} 1537 1538fiptool: ${FIPTOOL} 1539fip: ${BUILD_PLAT}/${FIP_NAME} 1540fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1541 1542${FIPTOOL}: FORCE 1543ifdef UNIX_MK 1544 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all 1545else 1546# Clear the MAKEFLAGS as we do not want 1547# to pass the gnumake flags to nmake. 1548 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) 1549endif 1550 1551romlib.bin: libraries FORCE 1552 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 1553 1554# Call print_memory_map tool 1555memmap: all 1556 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1557 1558doc: 1559 @echo " BUILD DOCUMENTATION" 1560 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1561 1562enctool: ${ENCTOOL} 1563 1564${ENCTOOL}: FORCE 1565 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all 1566 @${ECHO_BLANK_LINE} 1567 @echo "Built $@ successfully" 1568 @${ECHO_BLANK_LINE} 1569 1570cscope: 1571 @echo " CSCOPE" 1572 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1573 ${Q}cscope -b -q -k 1574 1575help: 1576 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1577 @echo "" 1578 @echo "PLAT is used to specify which platform you wish to build." 1579 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1580 @echo "" 1581 @echo "platform = ${PLATFORM_LIST}" 1582 @echo "" 1583 @echo "Please refer to the User Guide for a list of all supported options." 1584 @echo "Note that the build system doesn't track dependencies for build " 1585 @echo "options. Therefore, if any of the build options are changed " 1586 @echo "from a previous build, a clean build must be performed." 1587 @echo "" 1588 @echo "Supported Targets:" 1589 @echo " all Build all individual bootloader binaries" 1590 @echo " bl1 Build the BL1 binary" 1591 @echo " bl2 Build the BL2 binary" 1592 @echo " bl2u Build the BL2U binary" 1593 @echo " bl31 Build the BL31 binary" 1594 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1595 @echo " this builds secure payload specified by AARCH32_SP" 1596 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1597 @echo " fip Build the Firmware Image Package (FIP)" 1598 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1599 @echo " checkcodebase Check the coding style of the entire source tree" 1600 @echo " checkpatch Check the coding style on changes in the current" 1601 @echo " branch against BASE_COMMIT (default origin/master)" 1602 @echo " clean Clean the build for the selected platform" 1603 @echo " cscope Generate cscope index" 1604 @echo " distclean Remove all build artifacts for all platforms" 1605 @echo " certtool Build the Certificate generation tool" 1606 @echo " enctool Build the Firmware encryption tool" 1607 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1608 @echo " sp Build the Secure Partition Packages" 1609 @echo " sptool Build the Secure Partition Package creation tool" 1610 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1611 @echo " memmap Print the memory map of the built binaries" 1612 @echo " doc Build html based documentation using Sphinx tool" 1613 @echo "" 1614 @echo "Note: most build targets require PLAT to be set to a specific platform." 1615 @echo "" 1616 @echo "example: build all targets for the FVP platform:" 1617 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1618 1619.PHONY: FORCE 1620FORCE:; 1621