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 := 6 12 13# Default goal is build all images 14.DEFAULT_GOAL := all 15 16# Avoid any implicit propagation of command line variable definitions to 17# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 18# usage. Other command line options like "-s" are still propagated as usual. 19MAKEOVERRIDES = 20 21MAKE_HELPERS_DIRECTORY := make_helpers/ 22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 23include ${MAKE_HELPERS_DIRECTORY}build_env.mk 24 25################################################################################ 26# Default values for build configurations, and their dependencies 27################################################################################ 28 29include ${MAKE_HELPERS_DIRECTORY}defaults.mk 30 31# Assertions enabled for DEBUG builds by default 32ENABLE_ASSERTIONS := ${DEBUG} 33ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 34PLAT := ${DEFAULT_PLAT} 35 36################################################################################ 37# Checkpatch script options 38################################################################################ 39 40CHECKCODE_ARGS := --no-patch 41# Do not check the coding style on imported library files or documentation files 42INC_ARM_DIRS_TO_CHECK := $(sort $(filter-out \ 43 include/drivers/arm/cryptocell, \ 44 $(wildcard include/drivers/arm/*))) 45INC_ARM_DIRS_TO_CHECK += include/drivers/arm/cryptocell/*.h 46INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/drivers/arm, \ 48 $(wildcard include/drivers/*))) 49INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 50 include/lib/libfdt \ 51 include/lib/libc, \ 52 $(wildcard include/lib/*))) 53INC_DIRS_TO_CHECK := $(sort $(filter-out \ 54 include/lib \ 55 include/drivers, \ 56 $(wildcard include/*))) 57LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 58 lib/compiler-rt \ 59 lib/libfdt% \ 60 lib/libc, \ 61 $(wildcard lib/*))) 62ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 63 lib \ 64 include \ 65 docs \ 66 %.rst, \ 67 $(wildcard *))) 68CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 69 ${INC_DIRS_TO_CHECK} \ 70 ${INC_LIB_DIRS_TO_CHECK} \ 71 ${LIB_DIRS_TO_CHECK} \ 72 ${INC_DRV_DIRS_TO_CHECK} \ 73 ${INC_ARM_DIRS_TO_CHECK} 74 75 76################################################################################ 77# Process build options 78################################################################################ 79 80# Verbose flag 81ifeq (${V},0) 82 Q:=@ 83 ECHO:=@echo 84 CHECKCODE_ARGS += --no-summary --terse 85else 86 Q:= 87 ECHO:=$(ECHO_QUIET) 88endif 89 90ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 91 Q:=@ 92 ECHO:=$(ECHO_QUIET) 93endif 94 95export Q ECHO 96 97# The cert_create tool cannot generate certificates individually, so we use the 98# target 'certificates' to create them all 99ifneq (${GENERATE_COT},0) 100 FIP_DEPS += certificates 101 FWU_FIP_DEPS += fwu_certificates 102endif 103 104# Process BRANCH_PROTECTION value and set 105# Pointer Authentication and Branch Target Identification flags 106ifeq (${BRANCH_PROTECTION},0) 107 # Default value turns off all types of branch protection 108 BP_OPTION := none 109else ifneq (${ARCH},aarch64) 110 $(error BRANCH_PROTECTION requires AArch64) 111else ifeq (${BRANCH_PROTECTION},1) 112 # Enables all types of branch protection features 113 BP_OPTION := standard 114 ENABLE_BTI := 1 115 ENABLE_PAUTH := 1 116else ifeq (${BRANCH_PROTECTION},2) 117 # Return address signing to its standard level 118 BP_OPTION := pac-ret 119 ENABLE_PAUTH := 1 120else ifeq (${BRANCH_PROTECTION},3) 121 # Extend the signing to include leaf functions 122 BP_OPTION := pac-ret+leaf 123 ENABLE_PAUTH := 1 124else ifeq (${BRANCH_PROTECTION},4) 125 # Turn on branch target identification mechanism 126 BP_OPTION := bti 127 ENABLE_BTI := 1 128else 129 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 130endif 131 132# FEAT_RME 133ifeq (${ENABLE_RME},1) 134# RME doesn't support PIE 135ifneq (${ENABLE_PIE},0) 136 $(error ENABLE_RME does not support PIE) 137endif 138# RME requires AARCH64 139ifneq (${ARCH},aarch64) 140 $(error ENABLE_RME requires AArch64) 141endif 142# RME requires el2 context to be saved for now. 143CTX_INCLUDE_EL2_REGS := 1 144CTX_INCLUDE_AARCH32_REGS := 0 145ARM_ARCH_MAJOR := 8 146ARM_ARCH_MINOR := 6 147endif 148 149# USE_SPINLOCK_CAS requires AArch64 build 150ifeq (${USE_SPINLOCK_CAS},1) 151ifneq (${ARCH},aarch64) 152 $(error USE_SPINLOCK_CAS requires AArch64) 153endif 154endif 155 156# USE_DEBUGFS experimental feature recommended only in debug builds 157ifeq (${USE_DEBUGFS},1) 158ifeq (${DEBUG},1) 159 $(warning DEBUGFS experimental feature is enabled.) 160else 161 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 162endif 163endif 164 165ifneq (${DECRYPTION_SUPPORT},none) 166ENC_ARGS += -f ${FW_ENC_STATUS} 167ENC_ARGS += -k ${ENC_KEY} 168ENC_ARGS += -n ${ENC_NONCE} 169FIP_DEPS += enctool 170FWU_FIP_DEPS += enctool 171endif 172 173################################################################################ 174# Toolchain 175################################################################################ 176 177HOSTCC := gcc 178export HOSTCC 179 180CC := ${CROSS_COMPILE}gcc 181CPP := ${CROSS_COMPILE}cpp 182AS := ${CROSS_COMPILE}gcc 183AR := ${CROSS_COMPILE}ar 184LINKER := ${CROSS_COMPILE}ld 185OC := ${CROSS_COMPILE}objcopy 186OD := ${CROSS_COMPILE}objdump 187NM := ${CROSS_COMPILE}nm 188PP := ${CROSS_COMPILE}gcc -E 189DTC := dtc 190 191# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 192ifneq ($(strip $(wildcard ${LD}.bfd) \ 193 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 194LINKER := ${LINKER}.bfd 195endif 196 197ifeq (${ARM_ARCH_MAJOR},7) 198target32-directive = -target arm-none-eabi 199# Will set march32-directive from platform configuration 200else 201target32-directive = -target armv8a-none-eabi 202 203# Set the compiler's target architecture profile based on 204# ARM_ARCH_MAJOR ARM_ARCH_MINOR options 205ifeq (${ARM_ARCH_MINOR},0) 206march32-directive = -march=armv${ARM_ARCH_MAJOR}-a 207march64-directive = -march=armv${ARM_ARCH_MAJOR}-a 208else 209march32-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 210march64-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a 211endif 212endif 213 214# Memory tagging is supported in architecture Armv8.5-A AArch64 and onwards 215ifeq ($(ARCH), aarch64) 216# Check if revision is greater than or equal to 8.5 217ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 218mem_tag_arch_support = yes 219endif 220endif 221 222# Get architecture feature modifiers 223arch-features = ${ARM_ARCH_FEATURE} 224 225# Enable required options for memory stack tagging. 226# Currently, these options are enabled only for clang and armclang compiler. 227ifeq (${SUPPORT_STACK_MEMTAG},yes) 228ifdef mem_tag_arch_support 229# Check for armclang and clang compilers 230ifneq ( ,$(filter $(notdir $(CC)),armclang clang)) 231# Add "memtag" architecture feature modifier if not specified 232ifeq ( ,$(findstring memtag,$(arch-features))) 233arch-features := $(arch-features)+memtag 234endif # memtag 235ifeq ($(notdir $(CC)),armclang) 236TF_CFLAGS += -mmemtag-stack 237else ifeq ($(notdir $(CC)),clang) 238TF_CFLAGS += -fsanitize=memtag 239endif # armclang 240endif # armclang clang 241else 242$(error "Error: stack memory tagging is not supported for architecture \ 243 ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a") 244endif # mem_tag_arch_support 245endif # SUPPORT_STACK_MEMTAG 246 247# Set the compiler's architecture feature modifiers 248ifneq ($(arch-features), none) 249# Strip "none+" from arch-features 250arch-features := $(subst none+,,$(arch-features)) 251ifeq ($(ARCH), aarch32) 252march32-directive := $(march32-directive)+$(arch-features) 253else 254march64-directive := $(march64-directive)+$(arch-features) 255endif 256# Print features 257$(info Arm Architecture Features specified: $(subst +, ,$(arch-features))) 258endif # arch-features 259 260# Determine if FEAT_RNG is supported 261ENABLE_FEAT_RNG = $(if $(findstring rng,${arch-features}),1,0) 262 263# Determine if FEAT_SB is supported 264ENABLE_FEAT_SB = $(if $(findstring sb,${arch-features}),1,0) 265 266ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 267ENABLE_FEAT_SB = 1 268endif 269 270# Determine and enable FEAT_FGT to access HDFGRTR_EL2 register for v8.6 and higher versions. 271ifeq "8.6" "$(word 1, $(sort 8.6 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 272ENABLE_FEAT_FGT = 1 273endif 274 275# Determine and enable FEAT_ECV to access CNTPOFF_EL2 register for v8.6 and higher versions. 276ifeq "8.6" "$(word 1, $(sort 8.6 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 277ENABLE_FEAT_ECV = 1 278endif 279 280ifeq "8.4" "$(word 1, $(sort 8.4 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 281ENABLE_FEAT_DIT = 1 282endif 283 284ifneq ($(findstring armclang,$(notdir $(CC))),) 285TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 286TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive) 287LD = $(LINKER) 288AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 289CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 290PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 291else ifneq ($(findstring clang,$(notdir $(CC))),) 292CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),) 293TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 294TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive) 295LD = $(CLANG_CCDIR)ld.lld 296ifeq (, $(shell which $(LD))) 297$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker") 298endif 299AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 300CPP = $(CC) -E 301PP = $(CC) -E 302else ifneq ($(findstring gcc,$(notdir $(CC))),) 303TF_CFLAGS_aarch32 = $(march32-directive) 304TF_CFLAGS_aarch64 = $(march64-directive) 305ifeq ($(ENABLE_LTO),1) 306 # Enable LTO only for aarch64 307 ifeq (${ARCH},aarch64) 308 LTO_CFLAGS = -flto 309 # Use gcc as a wrapper for the ld, recommended for LTO 310 LINKER := ${CROSS_COMPILE}gcc 311 endif 312endif 313LD = $(LINKER) 314else 315TF_CFLAGS_aarch32 = $(march32-directive) 316TF_CFLAGS_aarch64 = $(march64-directive) 317LD = $(LINKER) 318endif 319 320# Process Debug flag 321$(eval $(call add_define,DEBUG)) 322ifneq (${DEBUG}, 0) 323 BUILD_TYPE := debug 324 TF_CFLAGS += -g 325 326 ifneq ($(findstring clang,$(notdir $(CC))),) 327 ASFLAGS += -g 328 else 329 ASFLAGS += -g -Wa,--gdwarf-2 330 endif 331 332 # Use LOG_LEVEL_INFO by default for debug builds 333 LOG_LEVEL := 40 334else 335 BUILD_TYPE := release 336 # Use LOG_LEVEL_NOTICE by default for release builds 337 LOG_LEVEL := 20 338endif 339 340# Default build string (git branch and commit) 341ifeq (${BUILD_STRING},) 342 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 343endif 344VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 345 346ifeq (${AARCH32_INSTRUCTION_SET},A32) 347TF_CFLAGS_aarch32 += -marm 348else ifeq (${AARCH32_INSTRUCTION_SET},T32) 349TF_CFLAGS_aarch32 += -mthumb 350else 351$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 352endif 353 354TF_CFLAGS_aarch32 += -mno-unaligned-access 355TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 356 357ifneq (${BP_OPTION},none) 358TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 359endif 360 361ASFLAGS_aarch32 = $(march32-directive) 362ASFLAGS_aarch64 = $(march64-directive) 363 364# General warnings 365WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 366 -Wdisabled-optimization -Wvla -Wshadow \ 367 -Wno-unused-parameter -Wredundant-decls 368 369# Additional warnings 370# Level 1 371WARNING1 := -Wextra 372WARNING1 += -Wmissing-format-attribute 373WARNING1 += -Wmissing-prototypes 374WARNING1 += -Wold-style-definition 375 376# Level 2 377WARNING2 := -Waggregate-return 378WARNING2 += -Wcast-align 379WARNING2 += -Wnested-externs 380 381WARNING3 := -Wbad-function-cast 382WARNING3 += -Wcast-qual 383WARNING3 += -Wconversion 384WARNING3 += -Wpacked 385WARNING3 += -Wpointer-arith 386WARNING3 += -Wswitch-default 387 388ifeq (${W},1) 389WARNINGS += $(WARNING1) 390else ifeq (${W},2) 391WARNINGS += $(WARNING1) $(WARNING2) 392else ifeq (${W},3) 393WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 394endif 395 396# Compiler specific warnings 397ifeq ($(findstring clang,$(notdir $(CC))),) 398# not using clang 399WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 400 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 401 -Wlogical-op 402else 403# using clang 404WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 405 -Wlogical-op-parentheses 406endif 407 408ifneq (${E},0) 409ERRORS := -Werror 410endif 411 412CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 413 $(ERRORS) $(WARNINGS) 414ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 415 -ffreestanding -Wa,--fatal-warnings 416TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 417 -ffunction-sections -fdata-sections \ 418 -ffreestanding -fno-builtin -fno-common \ 419 -Os -std=gnu99 420 421ifeq (${SANITIZE_UB},on) 422TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 423endif 424ifeq (${SANITIZE_UB},trap) 425TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 426 -fsanitize-undefined-trap-on-error 427endif 428 429GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 430 431# LD = armlink 432ifneq ($(findstring armlink,$(notdir $(LD))),) 433TF_LDFLAGS += --diag_error=warning --lto_level=O1 434TF_LDFLAGS += --remove --info=unused,unusedsymbols 435TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 436 437# LD = gcc (used when GCC LTO is enabled) 438else ifneq ($(findstring gcc,$(notdir $(LD))),) 439# Pass ld options with Wl or Xlinker switches 440TF_LDFLAGS += -Wl,--fatal-warnings -O1 441TF_LDFLAGS += -Wl,--gc-sections 442ifeq ($(ENABLE_LTO),1) 443 ifeq (${ARCH},aarch64) 444 TF_LDFLAGS += -flto -fuse-linker-plugin 445 endif 446endif 447# GCC automatically adds fix-cortex-a53-843419 flag when used to link 448# which breaks some builds, so disable if errata fix is not explicitly enabled 449ifneq (${ERRATA_A53_843419},1) 450 TF_LDFLAGS += -mno-fix-cortex-a53-843419 451endif 452TF_LDFLAGS += -nostdlib 453TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 454 455# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 456else 457TF_LDFLAGS += --fatal-warnings -O1 458TF_LDFLAGS += --gc-sections 459# ld.lld doesn't recognize the errata flags, 460# therefore don't add those in that case 461ifeq ($(findstring ld.lld,$(notdir $(LD))),) 462TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 463endif 464endif 465 466DTC_FLAGS += -I dts -O dtb 467DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \ 468 -x assembler-with-cpp $(DEFINES) 469 470ifeq ($(MEASURED_BOOT),1) 471DTC_CPPFLAGS += -DMEASURED_BOOT -DBL2_HASH_SIZE=${TCG_DIGEST_SIZE} 472endif 473 474################################################################################ 475# Common sources and include directories 476################################################################################ 477include lib/compiler-rt/compiler-rt.mk 478 479BL_COMMON_SOURCES += common/bl_common.c \ 480 common/tf_log.c \ 481 common/${ARCH}/debug.S \ 482 drivers/console/multi_console.c \ 483 lib/${ARCH}/cache_helpers.S \ 484 lib/${ARCH}/misc_helpers.S \ 485 plat/common/plat_bl_common.c \ 486 plat/common/plat_log_common.c \ 487 plat/common/${ARCH}/plat_common.c \ 488 plat/common/${ARCH}/platform_helpers.S \ 489 ${COMPILER_RT_SRCS} 490 491ifeq ($(notdir $(CC)),armclang) 492BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 493endif 494 495ifeq (${SANITIZE_UB},on) 496BL_COMMON_SOURCES += plat/common/ubsan.c 497endif 498 499INCLUDES += -Iinclude \ 500 -Iinclude/arch/${ARCH} \ 501 -Iinclude/lib/cpus/${ARCH} \ 502 -Iinclude/lib/el3_runtime/${ARCH} \ 503 ${PLAT_INCLUDES} \ 504 ${SPD_INCLUDES} 505 506include common/backtrace/backtrace.mk 507 508################################################################################ 509# Generic definitions 510################################################################################ 511 512include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 513 514ifeq (${BUILD_BASE},) 515 BUILD_BASE := ./build 516endif 517BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 518 519SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 520 521# Platforms providing their own TBB makefile may override this value 522INCLUDE_TBBR_MK := 1 523 524 525################################################################################ 526# Include SPD Makefile if one has been specified 527################################################################################ 528 529ifneq (${SPD},none) 530 ifeq (${ARCH},aarch32) 531 $(error "Error: SPD is incompatible with AArch32.") 532 endif 533 534 ifdef EL3_PAYLOAD_BASE 535 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 536 $(warning "The SPD and its BL32 companion will be present but ignored.") 537 endif 538 539 ifeq (${SPD},spmd) 540 # SPMD is located in std_svc directory 541 SPD_DIR := std_svc 542 543 ifeq ($(SPMD_SPM_AT_SEL2),1) 544 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 545 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 546 endif 547 endif 548 549 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 550 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 551 endif 552 553 ifeq ($(TS_SP_FW_CONFIG),1) 554 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 555 endif 556 557 ifneq ($(ARM_BL2_SP_LIST_DTS),) 558 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 559 endif 560 561 ifneq ($(SP_LAYOUT_FILE),) 562 BL2_ENABLE_SP_LOAD := 1 563 endif 564 else 565 # All other SPDs in spd directory 566 SPD_DIR := spd 567 endif 568 569 # We expect to locate an spd.mk under the specified SPD directory 570 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 571 572 ifeq (${SPD_MAKE},) 573 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 574 endif 575 $(info Including ${SPD_MAKE}) 576 include ${SPD_MAKE} 577 578 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 579 # Makefile would set NEED_BL32 to "yes". In this case, the build system 580 # supports two mutually exclusive options: 581 # * BL32 is built from source: then BL32_SOURCES must contain the list 582 # of source files to build BL32 583 # * BL32 is a prebuilt binary: then BL32 must point to the image file 584 # that will be included in the FIP 585 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 586 # over the sources. 587endif 588 589################################################################################ 590# Include rmmd Makefile if RME is enabled 591################################################################################ 592 593ifneq (${ENABLE_RME},0) 594ifneq (${ARCH},aarch64) 595 $(error ENABLE_RME requires AArch64) 596endif 597include services/std_svc/rmmd/rmmd.mk 598$(warning "RME is an experimental feature") 599endif 600 601################################################################################ 602# Include the platform specific Makefile after the SPD Makefile (the platform 603# makefile may use all previous definitions in this file) 604################################################################################ 605 606include ${PLAT_MAKEFILE_FULL} 607 608$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 609 610ifeq (${ARM_ARCH_MAJOR},7) 611include make_helpers/armv7-a-cpus.mk 612endif 613 614PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 615ifneq ($(PIE_FOUND),) 616 TF_CFLAGS += -fno-PIE 617endif 618 619ifneq ($(findstring gcc,$(notdir $(LD))),) 620 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 621else 622 PIE_LDFLAGS += -pie --no-dynamic-linker 623endif 624 625ifeq ($(ENABLE_PIE),1) 626ifeq ($(BL2_AT_EL3),1) 627ifneq ($(BL2_IN_XIP_MEM),1) 628 BL2_CFLAGS += -fpie 629 BL2_LDFLAGS += $(PIE_LDFLAGS) 630endif 631endif 632 BL31_CFLAGS += -fpie 633 BL31_LDFLAGS += $(PIE_LDFLAGS) 634 BL32_CFLAGS += -fpie 635 BL32_LDFLAGS += $(PIE_LDFLAGS) 636endif 637 638ifeq (${ARCH},aarch64) 639BL1_CPPFLAGS += -DIMAGE_AT_EL3 640ifeq ($(BL2_AT_EL3),1) 641BL2_CPPFLAGS += -DIMAGE_AT_EL3 642else 643BL2_CPPFLAGS += -DIMAGE_AT_EL1 644endif 645BL2U_CPPFLAGS += -DIMAGE_AT_EL1 646BL31_CPPFLAGS += -DIMAGE_AT_EL3 647BL32_CPPFLAGS += -DIMAGE_AT_EL1 648endif 649 650# Include the CPU specific operations makefile, which provides default 651# values for all CPU errata workarounds and CPU specific optimisations. 652# This can be overridden by the platform. 653include lib/cpus/cpu-ops.mk 654 655ifeq (${ARCH},aarch32) 656NEED_BL32 := yes 657 658################################################################################ 659# Build `AARCH32_SP` as BL32 image for AArch32 660################################################################################ 661ifneq (${AARCH32_SP},none) 662# We expect to locate an sp.mk under the specified AARCH32_SP directory 663AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 664 665ifeq (${AARCH32_SP_MAKE},) 666 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 667endif 668 669$(info Including ${AARCH32_SP_MAKE}) 670include ${AARCH32_SP_MAKE} 671endif 672 673endif 674 675################################################################################ 676# Include libc if not overridden 677################################################################################ 678ifeq (${OVERRIDE_LIBC},0) 679include lib/libc/libc.mk 680endif 681 682################################################################################ 683# Check incompatible options 684################################################################################ 685 686ifdef EL3_PAYLOAD_BASE 687 ifdef PRELOADED_BL33_BASE 688 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 689 incompatible build options. EL3_PAYLOAD_BASE has priority.") 690 endif 691 ifneq (${GENERATE_COT},0) 692 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 693 endif 694 ifneq (${TRUSTED_BOARD_BOOT},0) 695 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 696 endif 697endif 698 699ifeq (${NEED_BL33},yes) 700 ifdef EL3_PAYLOAD_BASE 701 $(warning "BL33 image is not needed when option \ 702 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 703 endif 704 ifdef PRELOADED_BL33_BASE 705 $(warning "BL33 image is not needed when option \ 706 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 707 file.") 708 endif 709endif 710 711# When building for systems with hardware-assisted coherency, there's no need to 712# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 713ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 714$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 715endif 716 717#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 718ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 719$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 720endif 721 722# For RAS_EXTENSION, require that EAs are handled in EL3 first 723ifeq ($(RAS_EXTENSION),1) 724 ifneq ($(HANDLE_EA_EL3_FIRST),1) 725 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 726 endif 727endif 728 729# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 730ifeq ($(FAULT_INJECTION_SUPPORT),1) 731 ifneq ($(RAS_EXTENSION),1) 732 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 733 endif 734endif 735 736# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 737ifeq ($(DYN_DISABLE_AUTH), 1) 738 ifeq (${TRUSTED_BOARD_BOOT}, 0) 739 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 740 endif 741endif 742 743ifneq ($(filter 1,${MEASURED_BOOT} ${TRUSTED_BOARD_BOOT}),) 744 CRYPTO_SUPPORT := 1 745else 746 CRYPTO_SUPPORT := 0 747endif 748 749# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled. 750ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1) 751$(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled") 752endif 753 754# If pointer authentication is used in the firmware, make sure that all the 755# registers associated to it are also saved and restored. 756# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 757ifeq ($(ENABLE_PAUTH),1) 758 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 759 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 760 endif 761endif 762 763ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 764 ifneq (${ARCH},aarch64) 765 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 766 endif 767endif 768 769ifeq ($(CTX_INCLUDE_MTE_REGS),1) 770 ifneq (${ARCH},aarch64) 771 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 772 endif 773endif 774 775ifeq ($(PSA_FWU_SUPPORT),1) 776 $(info PSA_FWU_SUPPORT is an experimental feature) 777endif 778 779ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 780 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 781 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 782 endif 783endif 784 785ifneq (${DECRYPTION_SUPPORT},none) 786 ifeq (${TRUSTED_BOARD_BOOT}, 0) 787 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 788 endif 789endif 790 791# SME/SVE only supported on AArch64 792ifeq (${ARCH},aarch32) 793 ifeq (${ENABLE_SME_FOR_NS},1) 794 $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32") 795 endif 796 ifeq (${ENABLE_SVE_FOR_NS},1) 797 # Warning instead of error due to CI dependency on this 798 $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32") 799 endif 800endif 801 802# Ensure ENABLE_RME is not used with SME 803ifeq (${ENABLE_RME},1) 804 ifeq (${ENABLE_SME_FOR_NS},1) 805 $(error "ENABLE_SME_FOR_NS cannot be used with ENABLE_RME") 806 endif 807endif 808 809# Secure SME/SVE requires the non-secure component as well 810ifeq (${ENABLE_SME_FOR_SWD},1) 811 ifeq (${ENABLE_SME_FOR_NS},0) 812 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS") 813 endif 814endif 815ifeq (${ENABLE_SVE_FOR_SWD},1) 816 ifeq (${ENABLE_SVE_FOR_NS},0) 817 $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS") 818 endif 819endif 820 821# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does 822# its own context management including FPU registers. 823ifeq (${CTX_INCLUDE_FPREGS},1) 824 ifeq (${ENABLE_SME_FOR_NS},1) 825 $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 826 endif 827 ifeq (${ENABLE_SVE_FOR_NS},1) 828 # Warning instead of error due to CI dependency on this 829 $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 830 $(warning "Forced ENABLE_SVE_FOR_NS=0") 831 override ENABLE_SVE_FOR_NS := 0 832 endif 833endif 834 835################################################################################ 836# Process platform overrideable behaviour 837################################################################################ 838 839ifdef BL1_SOURCES 840NEED_BL1 := yes 841endif 842 843ifdef BL2_SOURCES 844 NEED_BL2 := yes 845 846 # Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 847 # Certificate generation tools. This flag can be overridden by the platform. 848 ifdef EL3_PAYLOAD_BASE 849 # If booting an EL3 payload there is no need for a BL33 image 850 # in the FIP file. 851 NEED_BL33 := no 852 else 853 ifdef PRELOADED_BL33_BASE 854 # If booting a BL33 preloaded image there is no need of 855 # another one in the FIP file. 856 NEED_BL33 := no 857 else 858 NEED_BL33 ?= yes 859 endif 860 endif 861endif 862 863ifdef BL2U_SOURCES 864NEED_BL2U := yes 865endif 866 867# If SCP_BL2 is given, we always want FIP to include it. 868ifdef SCP_BL2 869 NEED_SCP_BL2 := yes 870endif 871 872# For AArch32, BL31 is not currently supported. 873ifneq (${ARCH},aarch32) 874 ifdef BL31_SOURCES 875 # When booting an EL3 payload, there is no need to compile the BL31 image nor 876 # put it in the FIP. 877 ifndef EL3_PAYLOAD_BASE 878 NEED_BL31 := yes 879 endif 880 endif 881endif 882 883# Process TBB related flags 884ifneq (${GENERATE_COT},0) 885 # Common cert_create options 886 ifneq (${CREATE_KEYS},0) 887 $(eval CRT_ARGS += -n) 888 $(eval FWU_CRT_ARGS += -n) 889 ifneq (${SAVE_KEYS},0) 890 $(eval CRT_ARGS += -k) 891 $(eval FWU_CRT_ARGS += -k) 892 endif 893 endif 894 # Include TBBR makefile (unless the platform indicates otherwise) 895 ifeq (${INCLUDE_TBBR_MK},1) 896 include make_helpers/tbbr/tbbr_tools.mk 897 endif 898endif 899 900ifneq (${FIP_ALIGN},0) 901FIP_ARGS += --align ${FIP_ALIGN} 902endif 903 904ifdef FDT_SOURCES 905NEED_FDT := yes 906endif 907 908################################################################################ 909# Include libraries' Makefile that are used in all BL 910################################################################################ 911 912include lib/stack_protector/stack_protector.mk 913 914################################################################################ 915# Auxiliary tools (fiptool, cert_create, etc) 916################################################################################ 917 918# Variables for use with Certificate Generation Tool 919CRTTOOLPATH ?= tools/cert_create 920CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 921 922# Variables for use with Firmware Encryption Tool 923ENCTOOLPATH ?= tools/encrypt_fw 924ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 925 926# Variables for use with Firmware Image Package 927FIPTOOLPATH ?= tools/fiptool 928FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 929 930# Variables for use with sptool 931SPTOOLPATH ?= tools/sptool 932SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 933SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 934 935# Variables for use with ROMLIB 936ROMLIBPATH ?= lib/romlib 937 938# Variable for use with Python 939PYTHON ?= python3 940 941# Variables for use with PRINT_MEMORY_MAP 942PRINT_MEMORY_MAP_PATH ?= tools/memory 943PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 944 945# Variables for use with documentation build using Sphinx tool 946DOCS_PATH ?= docs 947 948################################################################################ 949# Include BL specific makefiles 950################################################################################ 951 952ifeq (${NEED_BL1},yes) 953include bl1/bl1.mk 954endif 955 956ifeq (${NEED_BL2},yes) 957include bl2/bl2.mk 958endif 959 960ifeq (${NEED_BL2U},yes) 961include bl2u/bl2u.mk 962endif 963 964ifeq (${NEED_BL31},yes) 965include bl31/bl31.mk 966endif 967 968################################################################################ 969# Build options checks 970################################################################################ 971 972$(eval $(call assert_booleans,\ 973 $(sort \ 974 ALLOW_RO_XLAT_TABLES \ 975 BL2_ENABLE_SP_LOAD \ 976 COLD_BOOT_SINGLE_CPU \ 977 CREATE_KEYS \ 978 CTX_INCLUDE_AARCH32_REGS \ 979 CTX_INCLUDE_FPREGS \ 980 CTX_INCLUDE_PAUTH_REGS \ 981 CTX_INCLUDE_MTE_REGS \ 982 CTX_INCLUDE_EL2_REGS \ 983 CTX_INCLUDE_NEVE_REGS \ 984 DEBUG \ 985 DISABLE_MTPMU \ 986 DYN_DISABLE_AUTH \ 987 EL3_EXCEPTION_HANDLING \ 988 ENABLE_AMU \ 989 ENABLE_AMU_AUXILIARY_COUNTERS \ 990 ENABLE_AMU_FCONF \ 991 AMU_RESTRICT_COUNTERS \ 992 ENABLE_ASSERTIONS \ 993 ENABLE_MPAM_FOR_LOWER_ELS \ 994 ENABLE_PIE \ 995 ENABLE_PMF \ 996 ENABLE_PSCI_STAT \ 997 ENABLE_RME \ 998 ENABLE_RUNTIME_INSTRUMENTATION \ 999 ENABLE_SME_FOR_NS \ 1000 ENABLE_SME_FOR_SWD \ 1001 ENABLE_SPE_FOR_LOWER_ELS \ 1002 ENABLE_SVE_FOR_NS \ 1003 ENABLE_SVE_FOR_SWD \ 1004 ERROR_DEPRECATED \ 1005 FAULT_INJECTION_SUPPORT \ 1006 GENERATE_COT \ 1007 GICV2_G0_FOR_EL3 \ 1008 HANDLE_EA_EL3_FIRST \ 1009 HW_ASSISTED_COHERENCY \ 1010 INVERTED_MEMMAP \ 1011 MEASURED_BOOT \ 1012 NS_TIMER_SWITCH \ 1013 OVERRIDE_LIBC \ 1014 PL011_GENERIC_UART \ 1015 PROGRAMMABLE_RESET_ADDRESS \ 1016 PSCI_EXTENDED_STATE_ID \ 1017 RAS_EXTENSION \ 1018 RESET_TO_BL31 \ 1019 SAVE_KEYS \ 1020 SEPARATE_CODE_AND_RODATA \ 1021 SEPARATE_NOBITS_REGION \ 1022 SPIN_ON_BL1_EXIT \ 1023 SPM_MM \ 1024 SPMD_SPM_AT_SEL2 \ 1025 TRUSTED_BOARD_BOOT \ 1026 CRYPTO_SUPPORT \ 1027 USE_COHERENT_MEM \ 1028 USE_DEBUGFS \ 1029 ARM_IO_IN_DTB \ 1030 SDEI_IN_FCONF \ 1031 SEC_INT_DESC_IN_FCONF \ 1032 USE_ROMLIB \ 1033 USE_TBBR_DEFS \ 1034 WARMBOOT_ENABLE_DCACHE_EARLY \ 1035 BL2_AT_EL3 \ 1036 BL2_IN_XIP_MEM \ 1037 BL2_INV_DCACHE \ 1038 USE_SPINLOCK_CAS \ 1039 ENCRYPT_BL31 \ 1040 ENCRYPT_BL32 \ 1041 ERRATA_SPECULATIVE_AT \ 1042 RAS_TRAP_LOWER_EL_ERR_ACCESS \ 1043 COT_DESC_IN_DTB \ 1044 USE_SP804_TIMER \ 1045 ENABLE_FEAT_RNG \ 1046 ENABLE_FEAT_SB \ 1047 ENABLE_FEAT_DIT \ 1048 PSA_FWU_SUPPORT \ 1049 ENABLE_TRBE_FOR_NS \ 1050 ENABLE_SYS_REG_TRACE_FOR_NS \ 1051 ENABLE_TRF_FOR_NS \ 1052 ENABLE_FEAT_HCX \ 1053 ENABLE_MPMM \ 1054 ENABLE_MPMM_FCONF \ 1055 ENABLE_FEAT_FGT \ 1056 ENABLE_FEAT_AMUv1 \ 1057 ENABLE_FEAT_ECV \ 1058))) 1059 1060$(eval $(call assert_numerics,\ 1061 $(sort \ 1062 ARM_ARCH_MAJOR \ 1063 ARM_ARCH_MINOR \ 1064 BRANCH_PROTECTION \ 1065 FW_ENC_STATUS \ 1066 NR_OF_FW_BANKS \ 1067 NR_OF_IMAGES_IN_FW_BANK \ 1068))) 1069 1070ifdef KEY_SIZE 1071 $(eval $(call assert_numeric,KEY_SIZE)) 1072endif 1073 1074ifeq ($(filter $(SANITIZE_UB), on off trap),) 1075 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 1076endif 1077 1078################################################################################ 1079# Add definitions to the cpp preprocessor based on the current build options. 1080# This is done after including the platform specific makefile to allow the 1081# platform to overwrite the default options 1082################################################################################ 1083 1084$(eval $(call add_defines,\ 1085 $(sort \ 1086 ALLOW_RO_XLAT_TABLES \ 1087 ARM_ARCH_MAJOR \ 1088 ARM_ARCH_MINOR \ 1089 BL2_ENABLE_SP_LOAD \ 1090 COLD_BOOT_SINGLE_CPU \ 1091 CTX_INCLUDE_AARCH32_REGS \ 1092 CTX_INCLUDE_FPREGS \ 1093 CTX_INCLUDE_PAUTH_REGS \ 1094 EL3_EXCEPTION_HANDLING \ 1095 CTX_INCLUDE_MTE_REGS \ 1096 CTX_INCLUDE_EL2_REGS \ 1097 CTX_INCLUDE_NEVE_REGS \ 1098 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 1099 DISABLE_MTPMU \ 1100 ENABLE_AMU \ 1101 ENABLE_AMU_AUXILIARY_COUNTERS \ 1102 ENABLE_AMU_FCONF \ 1103 AMU_RESTRICT_COUNTERS \ 1104 ENABLE_ASSERTIONS \ 1105 ENABLE_BTI \ 1106 ENABLE_MPAM_FOR_LOWER_ELS \ 1107 ENABLE_PAUTH \ 1108 ENABLE_PIE \ 1109 ENABLE_PMF \ 1110 ENABLE_PSCI_STAT \ 1111 ENABLE_RME \ 1112 ENABLE_RUNTIME_INSTRUMENTATION \ 1113 ENABLE_SME_FOR_NS \ 1114 ENABLE_SME_FOR_SWD \ 1115 ENABLE_SPE_FOR_LOWER_ELS \ 1116 ENABLE_SVE_FOR_NS \ 1117 ENABLE_SVE_FOR_SWD \ 1118 ENCRYPT_BL31 \ 1119 ENCRYPT_BL32 \ 1120 ERROR_DEPRECATED \ 1121 FAULT_INJECTION_SUPPORT \ 1122 GICV2_G0_FOR_EL3 \ 1123 HANDLE_EA_EL3_FIRST \ 1124 HW_ASSISTED_COHERENCY \ 1125 LOG_LEVEL \ 1126 MEASURED_BOOT \ 1127 NS_TIMER_SWITCH \ 1128 PL011_GENERIC_UART \ 1129 PLAT_${PLAT} \ 1130 PROGRAMMABLE_RESET_ADDRESS \ 1131 PSCI_EXTENDED_STATE_ID \ 1132 RAS_EXTENSION \ 1133 RESET_TO_BL31 \ 1134 SEPARATE_CODE_AND_RODATA \ 1135 SEPARATE_NOBITS_REGION \ 1136 RECLAIM_INIT_CODE \ 1137 SPD_${SPD} \ 1138 SPIN_ON_BL1_EXIT \ 1139 SPM_MM \ 1140 SPMD_SPM_AT_SEL2 \ 1141 TRUSTED_BOARD_BOOT \ 1142 CRYPTO_SUPPORT \ 1143 TRNG_SUPPORT \ 1144 USE_COHERENT_MEM \ 1145 USE_DEBUGFS \ 1146 ARM_IO_IN_DTB \ 1147 SDEI_IN_FCONF \ 1148 SEC_INT_DESC_IN_FCONF \ 1149 USE_ROMLIB \ 1150 USE_TBBR_DEFS \ 1151 WARMBOOT_ENABLE_DCACHE_EARLY \ 1152 BL2_AT_EL3 \ 1153 BL2_IN_XIP_MEM \ 1154 BL2_INV_DCACHE \ 1155 USE_SPINLOCK_CAS \ 1156 ERRATA_SPECULATIVE_AT \ 1157 RAS_TRAP_LOWER_EL_ERR_ACCESS \ 1158 COT_DESC_IN_DTB \ 1159 USE_SP804_TIMER \ 1160 ENABLE_FEAT_RNG \ 1161 ENABLE_FEAT_SB \ 1162 ENABLE_FEAT_DIT \ 1163 NR_OF_FW_BANKS \ 1164 NR_OF_IMAGES_IN_FW_BANK \ 1165 PSA_FWU_SUPPORT \ 1166 ENABLE_TRBE_FOR_NS \ 1167 ENABLE_SYS_REG_TRACE_FOR_NS \ 1168 ENABLE_TRF_FOR_NS \ 1169 ENABLE_FEAT_HCX \ 1170 ENABLE_MPMM \ 1171 ENABLE_MPMM_FCONF \ 1172 ENABLE_FEAT_FGT \ 1173 ENABLE_FEAT_AMUv1 \ 1174 ENABLE_FEAT_ECV \ 1175))) 1176 1177ifeq (${SANITIZE_UB},trap) 1178 $(eval $(call add_define,MONITOR_TRAPS)) 1179endif 1180 1181# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1182ifdef EL3_PAYLOAD_BASE 1183 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1184else 1185 # Define the PRELOADED_BL33_BASE flag only if it is provided and 1186 # EL3_PAYLOAD_BASE is not defined, as it has priority. 1187 ifdef PRELOADED_BL33_BASE 1188 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1189 endif 1190endif 1191 1192# Define the DYN_DISABLE_AUTH flag only if set. 1193ifeq (${DYN_DISABLE_AUTH},1) 1194$(eval $(call add_define,DYN_DISABLE_AUTH)) 1195endif 1196 1197ifneq ($(findstring armlink,$(notdir $(LD))),) 1198$(eval $(call add_define,USE_ARM_LINK)) 1199endif 1200 1201# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1202ifeq (${SPD},spmd) 1203ifdef SP_LAYOUT_FILE 1204 -include $(BUILD_PLAT)/sp_gen.mk 1205 FIP_DEPS += sp 1206 CRT_DEPS += sp 1207 NEED_SP_PKG := yes 1208else 1209 ifeq (${SPMD_SPM_AT_SEL2},1) 1210 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1211 endif 1212endif 1213endif 1214 1215################################################################################ 1216# Build targets 1217################################################################################ 1218 1219.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 1220.SUFFIXES: 1221 1222all: msg_start 1223 1224msg_start: 1225 @echo "Building ${PLAT}" 1226 1227ifeq (${ERROR_DEPRECATED},0) 1228# Check if deprecated declarations and cpp warnings should be treated as error or not. 1229ifneq ($(findstring clang,$(notdir $(CC))),) 1230 CPPFLAGS += -Wno-error=deprecated-declarations 1231else 1232 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1233endif 1234endif # !ERROR_DEPRECATED 1235 1236$(eval $(call MAKE_LIB_DIRS)) 1237$(eval $(call MAKE_LIB,c)) 1238 1239# Expand build macros for the different images 1240ifeq (${NEED_BL1},yes) 1241BL1_SOURCES := $(sort ${BL1_SOURCES}) 1242 1243$(eval $(call MAKE_BL,bl1)) 1244endif 1245 1246ifeq (${NEED_BL2},yes) 1247ifeq (${BL2_AT_EL3}, 0) 1248FIP_BL2_ARGS := tb-fw 1249endif 1250 1251BL2_SOURCES := $(sort ${BL2_SOURCES}) 1252 1253$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1254 $(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS}))) 1255endif 1256 1257ifeq (${NEED_SCP_BL2},yes) 1258$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1259endif 1260 1261ifeq (${NEED_BL31},yes) 1262BL31_SOURCES += ${SPD_SOURCES} 1263# Sort BL31 source files to remove duplicates 1264BL31_SOURCES := $(sort ${BL31_SOURCES}) 1265ifneq (${DECRYPTION_SUPPORT},none) 1266$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1267 $(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31)))) 1268else 1269$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1270 $(eval $(call MAKE_BL,bl31,soc-fw))) 1271endif 1272endif 1273 1274# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1275# build system will call TOOL_ADD_IMG to print a warning message and abort the 1276# process. Note that the dependency on BL32 applies to the FIP only. 1277ifeq (${NEED_BL32},yes) 1278# Sort BL32 source files to remove duplicates 1279BL32_SOURCES := $(sort ${BL32_SOURCES}) 1280BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1281 1282ifneq (${DECRYPTION_SUPPORT},none) 1283$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\ 1284 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1285else 1286$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\ 1287 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1288endif 1289endif 1290 1291# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP) 1292# needs to be built from RMM_SOURCES. 1293ifeq (${NEED_RMM},yes) 1294# Sort RMM source files to remove duplicates 1295RMM_SOURCES := $(sort ${RMM_SOURCES}) 1296BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1)) 1297 1298$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\ 1299 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw))) 1300endif 1301 1302# Add the BL33 image if required by the platform 1303ifeq (${NEED_BL33},yes) 1304$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1305endif 1306 1307ifeq (${NEED_BL2U},yes) 1308$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1309 $(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_))) 1310endif 1311 1312# Expand build macros for the different images 1313ifeq (${NEED_FDT},yes) 1314 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1315endif 1316 1317# Add Secure Partition packages 1318ifeq (${NEED_SP_PKG},yes) 1319$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1320 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} 1321sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1322 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1323 @${ECHO_BLANK_LINE} 1324 @echo "Built SP Images successfully" 1325 @${ECHO_BLANK_LINE} 1326endif 1327 1328locate-checkpatch: 1329ifndef CHECKPATCH 1330 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1331else 1332ifeq (,$(wildcard ${CHECKPATCH})) 1333 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1334endif 1335endif 1336 1337clean: 1338 @echo " CLEAN" 1339 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1340ifdef UNIX_MK 1341 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1342else 1343# Clear the MAKEFLAGS as we do not want 1344# to pass the gnumake flags to nmake. 1345 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean 1346endif 1347 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1348 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1349 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1350 1351realclean distclean: 1352 @echo " REALCLEAN" 1353 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1354 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1355ifdef UNIX_MK 1356 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1357else 1358# Clear the MAKEFLAGS as we do not want 1359# to pass the gnumake flags to nmake. 1360 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean 1361endif 1362 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1363 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1364 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1365 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1366 1367checkcodebase: locate-checkpatch 1368 @echo " CHECKING STYLE" 1369 @if test -d .git ; then \ 1370 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1371 while read GIT_FILE ; \ 1372 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1373 done ; \ 1374 else \ 1375 find . -type f -not -iwholename "*.git*" \ 1376 -not -iwholename "*build*" \ 1377 -not -iwholename "*libfdt*" \ 1378 -not -iwholename "*libc*" \ 1379 -not -iwholename "*docs*" \ 1380 -not -iwholename "*.rst" \ 1381 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1382 fi 1383 1384checkpatch: locate-checkpatch 1385 @echo " CHECKING STYLE" 1386 @if test -n "${CHECKPATCH_OPTS}"; then \ 1387 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1388 fi 1389 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1390 for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`; \ 1391 do \ 1392 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1393 git log --format=email "$$commit~..$$commit" \ 1394 -- ${CHECK_PATHS} | \ 1395 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1396 git diff --format=email "$$commit~..$$commit" \ 1397 -- ${CHECK_PATHS} | \ 1398 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1399 done 1400 1401certtool: ${CRTTOOL} 1402 1403${CRTTOOL}: FORCE 1404 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} --no-print-directory -C ${CRTTOOLPATH} 1405 @${ECHO_BLANK_LINE} 1406 @echo "Built $@ successfully" 1407 @${ECHO_BLANK_LINE} 1408 1409ifneq (${GENERATE_COT},0) 1410certificates: ${CRT_DEPS} ${CRTTOOL} 1411 ${Q}${CRTTOOL} ${CRT_ARGS} 1412 @${ECHO_BLANK_LINE} 1413 @echo "Built $@ successfully" 1414 @echo "Certificates can be found in ${BUILD_PLAT}" 1415 @${ECHO_BLANK_LINE} 1416endif 1417 1418${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1419 $(eval ${CHECK_FIP_CMD}) 1420 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1421 ${Q}${FIPTOOL} info $@ 1422 @${ECHO_BLANK_LINE} 1423 @echo "Built $@ successfully" 1424 @${ECHO_BLANK_LINE} 1425 1426ifneq (${GENERATE_COT},0) 1427fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1428 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1429 @${ECHO_BLANK_LINE} 1430 @echo "Built $@ successfully" 1431 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1432 @${ECHO_BLANK_LINE} 1433endif 1434 1435${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1436 $(eval ${CHECK_FWU_FIP_CMD}) 1437 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1438 ${Q}${FIPTOOL} info $@ 1439 @${ECHO_BLANK_LINE} 1440 @echo "Built $@ successfully" 1441 @${ECHO_BLANK_LINE} 1442 1443fiptool: ${FIPTOOL} 1444fip: ${BUILD_PLAT}/${FIP_NAME} 1445fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1446 1447${FIPTOOL}: FORCE 1448ifdef UNIX_MK 1449 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} --no-print-directory -C ${FIPTOOLPATH} 1450else 1451# Clear the MAKEFLAGS as we do not want 1452# to pass the gnumake flags to nmake. 1453 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) 1454endif 1455 1456sptool: ${SPTOOL} 1457${SPTOOL}: FORCE 1458 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" SPTOOL=${SPTOOL} --no-print-directory -C ${SPTOOLPATH} 1459 1460romlib.bin: libraries FORCE 1461 ${Q}${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 1462 1463# Call print_memory_map tool 1464memmap: all 1465 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1466 1467doc: 1468 @echo " BUILD DOCUMENTATION" 1469 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1470 1471enctool: ${ENCTOOL} 1472 1473${ENCTOOL}: FORCE 1474 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} --no-print-directory -C ${ENCTOOLPATH} 1475 @${ECHO_BLANK_LINE} 1476 @echo "Built $@ successfully" 1477 @${ECHO_BLANK_LINE} 1478 1479cscope: 1480 @echo " CSCOPE" 1481 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1482 ${Q}cscope -b -q -k 1483 1484help: 1485 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1486 @echo "" 1487 @echo "PLAT is used to specify which platform you wish to build." 1488 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1489 @echo "" 1490 @echo "platform = ${PLATFORM_LIST}" 1491 @echo "" 1492 @echo "Please refer to the User Guide for a list of all supported options." 1493 @echo "Note that the build system doesn't track dependencies for build " 1494 @echo "options. Therefore, if any of the build options are changed " 1495 @echo "from a previous build, a clean build must be performed." 1496 @echo "" 1497 @echo "Supported Targets:" 1498 @echo " all Build all individual bootloader binaries" 1499 @echo " bl1 Build the BL1 binary" 1500 @echo " bl2 Build the BL2 binary" 1501 @echo " bl2u Build the BL2U binary" 1502 @echo " bl31 Build the BL31 binary" 1503 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1504 @echo " this builds secure payload specified by AARCH32_SP" 1505 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1506 @echo " fip Build the Firmware Image Package (FIP)" 1507 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1508 @echo " checkcodebase Check the coding style of the entire source tree" 1509 @echo " checkpatch Check the coding style on changes in the current" 1510 @echo " branch against BASE_COMMIT (default origin/master)" 1511 @echo " clean Clean the build for the selected platform" 1512 @echo " cscope Generate cscope index" 1513 @echo " distclean Remove all build artifacts for all platforms" 1514 @echo " certtool Build the Certificate generation tool" 1515 @echo " enctool Build the Firmware encryption tool" 1516 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1517 @echo " sp Build the Secure Partition Packages" 1518 @echo " sptool Build the Secure Partition Package creation tool" 1519 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1520 @echo " memmap Print the memory map of the built binaries" 1521 @echo " doc Build html based documentation using Sphinx tool" 1522 @echo "" 1523 @echo "Note: most build targets require PLAT to be set to a specific platform." 1524 @echo "" 1525 @echo "example: build all targets for the FVP platform:" 1526 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1527 1528.PHONY: FORCE 1529FORCE:; 1530