1# 2# Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7# 8# Trusted Firmware Version 9# 10VERSION_MAJOR := 2 11VERSION_MINOR := 2 12 13# Default goal is build all images 14.DEFAULT_GOAL := all 15 16# Avoid any implicit propagation of command line variable definitions to 17# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 18# usage. Other command line options like "-s" are still propagated as usual. 19MAKEOVERRIDES = 20 21MAKE_HELPERS_DIRECTORY := make_helpers/ 22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 23include ${MAKE_HELPERS_DIRECTORY}build_env.mk 24 25################################################################################ 26# Default values for build configurations, and their dependencies 27################################################################################ 28 29include ${MAKE_HELPERS_DIRECTORY}defaults.mk 30 31# Assertions enabled for DEBUG builds by default 32ENABLE_ASSERTIONS := ${DEBUG} 33ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 34PLAT := ${DEFAULT_PLAT} 35 36################################################################################ 37# Checkpatch script options 38################################################################################ 39 40CHECKCODE_ARGS := --no-patch 41# Do not check the coding style on imported library files or documentation files 42INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 43 include/lib/libfdt \ 44 include/lib/libc, \ 45 $(wildcard include/lib/*))) 46INC_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/lib, \ 48 $(wildcard include/*))) 49LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 50 lib/compiler-rt \ 51 lib/libfdt% \ 52 lib/libc, \ 53 $(wildcard lib/*))) 54ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 55 lib \ 56 include \ 57 docs \ 58 %.rst, \ 59 $(wildcard *))) 60CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 61 ${INC_DIRS_TO_CHECK} \ 62 ${INC_LIB_DIRS_TO_CHECK} \ 63 ${LIB_DIRS_TO_CHECK} 64 65 66################################################################################ 67# Process build options 68################################################################################ 69 70# Verbose flag 71ifeq (${V},0) 72 Q:=@ 73 ECHO:=@echo 74 CHECKCODE_ARGS += --no-summary --terse 75else 76 Q:= 77 ECHO:=$(ECHO_QUIET) 78endif 79 80ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 81 Q:=@ 82 ECHO:=$(ECHO_QUIET) 83endif 84 85export Q ECHO 86 87# Process Debug flag 88$(eval $(call add_define,DEBUG)) 89ifneq (${DEBUG}, 0) 90 BUILD_TYPE := debug 91 TF_CFLAGS += -g 92 93 ifneq ($(findstring clang,$(notdir $(CC))),) 94 ASFLAGS += -g 95 else 96 ASFLAGS += -g -Wa,--gdwarf-2 97 endif 98 99 # Use LOG_LEVEL_INFO by default for debug builds 100 LOG_LEVEL := 40 101else 102 BUILD_TYPE := release 103 # Use LOG_LEVEL_NOTICE by default for release builds 104 LOG_LEVEL := 20 105endif 106 107# Default build string (git branch and commit) 108ifeq (${BUILD_STRING},) 109 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 110endif 111VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 112 113# The cert_create tool cannot generate certificates individually, so we use the 114# target 'certificates' to create them all 115ifneq (${GENERATE_COT},0) 116 FIP_DEPS += certificates 117 FWU_FIP_DEPS += fwu_certificates 118endif 119 120# Process BRANCH_PROTECTION value and set 121# Pointer Authentication and Branch Target Identification flags 122ifeq (${BRANCH_PROTECTION},0) 123 # Default value turns off all types of branch protection 124 BP_OPTION := none 125else ifneq (${ARCH},aarch64) 126 $(error BRANCH_PROTECTION requires AArch64) 127else ifeq (${BRANCH_PROTECTION},1) 128 # Enables all types of branch protection features 129 BP_OPTION := standard 130 ENABLE_BTI := 1 131 ENABLE_PAUTH := 1 132else ifeq (${BRANCH_PROTECTION},2) 133 # Return address signing to its standard level 134 BP_OPTION := pac-ret 135 ENABLE_PAUTH := 1 136else ifeq (${BRANCH_PROTECTION},3) 137 # Extend the signing to include leaf functions 138 BP_OPTION := pac-ret+leaf 139 ENABLE_PAUTH := 1 140else 141 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 142endif 143 144# USE_SPINLOCK_CAS requires AArch64 build 145ifeq (${USE_SPINLOCK_CAS},1) 146ifneq (${ARCH},aarch64) 147 $(error USE_SPINLOCK_CAS requires AArch64) 148else 149 $(info USE_SPINLOCK_CAS is an experimental feature) 150endif 151endif 152 153# USE_DEBUGFS experimental feature recommended only in debug builds 154ifeq (${USE_DEBUGFS},1) 155ifeq (${DEBUG},1) 156 $(warning DEBUGFS experimental feature is enabled.) 157else 158 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 159endif 160endif 161 162ifneq (${DECRYPTION_SUPPORT},none) 163ENC_ARGS += -f ${FW_ENC_STATUS} 164ENC_ARGS += -k ${ENC_KEY} 165ENC_ARGS += -n ${ENC_NONCE} 166FIP_DEPS += enctool 167FWU_FIP_DEPS += enctool 168endif 169 170################################################################################ 171# Toolchain 172################################################################################ 173 174HOSTCC := gcc 175export HOSTCC 176 177CC := ${CROSS_COMPILE}gcc 178CPP := ${CROSS_COMPILE}cpp 179AS := ${CROSS_COMPILE}gcc 180AR := ${CROSS_COMPILE}ar 181LINKER := ${CROSS_COMPILE}ld 182OC := ${CROSS_COMPILE}objcopy 183OD := ${CROSS_COMPILE}objdump 184NM := ${CROSS_COMPILE}nm 185PP := ${CROSS_COMPILE}gcc -E 186DTC := dtc 187 188# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 189ifneq ($(strip $(wildcard ${LD}.bfd) \ 190 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 191LINKER := ${LINKER}.bfd 192endif 193 194ifeq (${ARM_ARCH_MAJOR},7) 195target32-directive = -target arm-none-eabi 196# Will set march32-directive from platform configuration 197else 198target32-directive = -target armv8a-none-eabi 199 200# Set the compiler's target architecture profile based on ARM_ARCH_MINOR option 201ifeq (${ARM_ARCH_MINOR},0) 202march32-directive = -march=armv8-a 203march64-directive = -march=armv8-a 204else 205march32-directive = -march=armv8.${ARM_ARCH_MINOR}-a 206march64-directive = -march=armv8.${ARM_ARCH_MINOR}-a 207endif 208endif 209 210ifneq ($(findstring armclang,$(notdir $(CC))),) 211TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 212TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive) 213LD = $(LINKER) 214AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 215CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 216PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 217else ifneq ($(findstring clang,$(notdir $(CC))),) 218CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),) 219TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 220TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive) 221LD = $(CLANG_CCDIR)ld.lld 222ifeq (, $(shell which $(LD))) 223$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker") 224endif 225AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 226CPP = $(CC) -E 227PP = $(CC) -E 228else ifneq ($(findstring gcc,$(notdir $(CC))),) 229TF_CFLAGS_aarch32 = $(march32-directive) 230TF_CFLAGS_aarch64 = $(march64-directive) 231ifeq ($(ENABLE_LTO),1) 232 # Enable LTO only for aarch64 233 ifeq (${ARCH},aarch64) 234 LTO_CFLAGS = -flto 235 # Use gcc as a wrapper for the ld, recommended for LTO 236 LINKER := ${CROSS_COMPILE}gcc 237 endif 238endif 239LD = $(LINKER) 240else 241TF_CFLAGS_aarch32 = $(march32-directive) 242TF_CFLAGS_aarch64 = $(march64-directive) 243LD = $(LINKER) 244endif 245 246ifeq (${AARCH32_INSTRUCTION_SET},A32) 247TF_CFLAGS_aarch32 += -marm 248else ifeq (${AARCH32_INSTRUCTION_SET},T32) 249TF_CFLAGS_aarch32 += -mthumb 250else 251$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 252endif 253 254TF_CFLAGS_aarch32 += -mno-unaligned-access 255TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 256 257ifneq (${BP_OPTION},none) 258TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 259endif 260 261ASFLAGS_aarch32 = $(march32-directive) 262ASFLAGS_aarch64 = $(march64-directive) 263 264# General warnings 265WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 266 -Wdisabled-optimization -Wvla -Wshadow \ 267 -Wno-unused-parameter -Wredundant-decls 268 269# Additional warnings 270# Level 1 271WARNING1 := -Wextra 272WARNING1 += -Wmissing-format-attribute 273WARNING1 += -Wmissing-prototypes 274WARNING1 += -Wold-style-definition 275 276# Level 2 277WARNING2 := -Waggregate-return 278WARNING2 += -Wcast-align 279WARNING2 += -Wnested-externs 280 281WARNING3 := -Wbad-function-cast 282WARNING3 += -Wcast-qual 283WARNING3 += -Wconversion 284WARNING3 += -Wpacked 285WARNING3 += -Wpointer-arith 286WARNING3 += -Wswitch-default 287 288ifeq (${W},1) 289WARNINGS += $(WARNING1) 290else ifeq (${W},2) 291WARNINGS += $(WARNING1) $(WARNING2) 292else ifeq (${W},3) 293WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 294endif 295 296# Compiler specific warnings 297ifeq ($(findstring clang,$(notdir $(CC))),) 298# not using clang 299WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 300 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 301 -Wlogical-op 302else 303# using clang 304WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 305 -Wlogical-op-parentheses 306endif 307 308ifneq (${E},0) 309ERRORS := -Werror 310endif 311 312CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 313 $(ERRORS) $(WARNINGS) 314ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 315 -ffreestanding -Wa,--fatal-warnings 316TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 317 -ffunction-sections -fdata-sections \ 318 -ffreestanding -fno-builtin -fno-common \ 319 -Os -std=gnu99 320 321ifeq (${SANITIZE_UB},on) 322TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 323endif 324ifeq (${SANITIZE_UB},trap) 325TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 326 -fsanitize-undefined-trap-on-error 327endif 328 329GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 330 331# LD = armlink 332ifneq ($(findstring armlink,$(notdir $(LD))),) 333TF_LDFLAGS += --diag_error=warning --lto_level=O1 334TF_LDFLAGS += --remove --info=unused,unusedsymbols 335TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 336 337# LD = gcc (used when GCC LTO is enabled) 338else ifneq ($(findstring gcc,$(notdir $(LD))),) 339# Pass ld options with Wl or Xlinker switches 340TF_LDFLAGS += -Wl,--fatal-warnings -O1 341TF_LDFLAGS += -Wl,--gc-sections 342ifeq ($(ENABLE_LTO),1) 343 ifeq (${ARCH},aarch64) 344 TF_LDFLAGS += -flto -fuse-linker-plugin 345 endif 346endif 347# GCC automatically adds fix-cortex-a53-843419 flag when used to link 348# which breaks some builds, so disable if errata fix is not explicitly enabled 349ifneq (${ERRATA_A53_843419},1) 350 TF_LDFLAGS += -mno-fix-cortex-a53-843419 351endif 352TF_LDFLAGS += -nostdlib 353TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 354 355# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 356else 357TF_LDFLAGS += --fatal-warnings -O1 358TF_LDFLAGS += --gc-sections 359# ld.lld doesn't recognize the errata flags, 360# therefore don't add those in that case 361ifeq ($(findstring ld.lld,$(notdir $(LD))),) 362TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 363endif 364endif 365 366DTC_FLAGS += -I dts -O dtb 367DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \ 368 -x assembler-with-cpp $(DEFINES) 369 370ifeq ($(MEASURED_BOOT),1) 371DTC_CPPFLAGS += -DMEASURED_BOOT -DBL2_HASH_SIZE=${TCG_DIGEST_SIZE} 372endif 373 374################################################################################ 375# Common sources and include directories 376################################################################################ 377include lib/compiler-rt/compiler-rt.mk 378 379BL_COMMON_SOURCES += common/bl_common.c \ 380 common/tf_log.c \ 381 common/${ARCH}/debug.S \ 382 drivers/console/multi_console.c \ 383 lib/${ARCH}/cache_helpers.S \ 384 lib/${ARCH}/misc_helpers.S \ 385 plat/common/plat_bl_common.c \ 386 plat/common/plat_log_common.c \ 387 plat/common/${ARCH}/plat_common.c \ 388 plat/common/${ARCH}/platform_helpers.S \ 389 ${COMPILER_RT_SRCS} 390 391ifeq ($(notdir $(CC)),armclang) 392BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 393endif 394 395ifeq (${SANITIZE_UB},on) 396BL_COMMON_SOURCES += plat/common/ubsan.c 397endif 398 399INCLUDES += -Iinclude \ 400 -Iinclude/arch/${ARCH} \ 401 -Iinclude/lib/cpus/${ARCH} \ 402 -Iinclude/lib/el3_runtime/${ARCH} \ 403 ${PLAT_INCLUDES} \ 404 ${SPD_INCLUDES} 405 406include common/backtrace/backtrace.mk 407 408################################################################################ 409# Generic definitions 410################################################################################ 411 412include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 413 414BUILD_BASE := ./build 415BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 416 417SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 418 419# Platforms providing their own TBB makefile may override this value 420INCLUDE_TBBR_MK := 1 421 422 423################################################################################ 424# Include SPD Makefile if one has been specified 425################################################################################ 426 427ifneq (${SPD},none) 428 ifeq (${ARCH},aarch32) 429 $(error "Error: SPD is incompatible with AArch32.") 430 endif 431 432 ifdef EL3_PAYLOAD_BASE 433 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 434 $(warning "The SPD and its BL32 companion will be present but ignored.") 435 endif 436 437 ifeq (${SPD},spmd) 438 $(warning "SPMD is an experimental feature") 439 # SPMD is located in std_svc directory 440 SPD_DIR := std_svc 441 442 ifeq ($(SPMD_SPM_AT_SEL2),1) 443 ifeq ($(CTX_INCLUDE_EL2_REGS),0) 444 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option) 445 endif 446 endif 447 else 448 # All other SPDs in spd directory 449 SPD_DIR := spd 450 endif 451 452 # We expect to locate an spd.mk under the specified SPD directory 453 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 454 455 ifeq (${SPD_MAKE},) 456 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 457 endif 458 $(info Including ${SPD_MAKE}) 459 include ${SPD_MAKE} 460 461 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 462 # Makefile would set NEED_BL32 to "yes". In this case, the build system 463 # supports two mutually exclusive options: 464 # * BL32 is built from source: then BL32_SOURCES must contain the list 465 # of source files to build BL32 466 # * BL32 is a prebuilt binary: then BL32 must point to the image file 467 # that will be included in the FIP 468 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 469 # over the sources. 470endif 471 472################################################################################ 473# Include the platform specific Makefile after the SPD Makefile (the platform 474# makefile may use all previous definitions in this file) 475################################################################################ 476 477include ${PLAT_MAKEFILE_FULL} 478 479$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 480 481ifeq (${ARM_ARCH_MAJOR},7) 482include make_helpers/armv7-a-cpus.mk 483endif 484 485PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 486ifneq ($(PIE_FOUND),) 487 TF_CFLAGS += -fno-PIE 488endif 489 490ifneq ($(findstring gcc,$(notdir $(LD))),) 491 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 492else 493 PIE_LDFLAGS += -pie --no-dynamic-linker 494endif 495 496ifeq ($(ENABLE_PIE),1) 497ifeq ($(BL2_AT_EL3),1) 498ifneq ($(BL2_IN_XIP_MEM),1) 499 BL2_CFLAGS += -fpie 500 BL2_LDFLAGS += $(PIE_LDFLAGS) 501endif 502endif 503 BL31_CFLAGS += -fpie 504 BL31_LDFLAGS += $(PIE_LDFLAGS) 505ifeq ($(ARCH),aarch64) 506 BL32_CFLAGS += -fpie 507 BL32_LDFLAGS += $(PIE_LDFLAGS) 508endif 509endif 510 511# Include the CPU specific operations makefile, which provides default 512# values for all CPU errata workarounds and CPU specific optimisations. 513# This can be overridden by the platform. 514include lib/cpus/cpu-ops.mk 515 516ifeq (${ARCH},aarch32) 517NEED_BL32 := yes 518 519################################################################################ 520# Build `AARCH32_SP` as BL32 image for AArch32 521################################################################################ 522ifneq (${AARCH32_SP},none) 523# We expect to locate an sp.mk under the specified AARCH32_SP directory 524AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 525 526ifeq (${AARCH32_SP_MAKE},) 527 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 528endif 529 530$(info Including ${AARCH32_SP_MAKE}) 531include ${AARCH32_SP_MAKE} 532endif 533 534endif 535 536################################################################################ 537# Include libc if not overridden 538################################################################################ 539ifeq (${OVERRIDE_LIBC},0) 540include lib/libc/libc.mk 541endif 542 543################################################################################ 544# Check incompatible options 545################################################################################ 546 547ifdef EL3_PAYLOAD_BASE 548 ifdef PRELOADED_BL33_BASE 549 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 550 incompatible build options. EL3_PAYLOAD_BASE has priority.") 551 endif 552 ifneq (${GENERATE_COT},0) 553 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 554 endif 555 ifneq (${TRUSTED_BOARD_BOOT},0) 556 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 557 endif 558endif 559 560ifeq (${NEED_BL33},yes) 561 ifdef EL3_PAYLOAD_BASE 562 $(warning "BL33 image is not needed when option \ 563 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 564 endif 565 ifdef PRELOADED_BL33_BASE 566 $(warning "BL33 image is not needed when option \ 567 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 568 file.") 569 endif 570endif 571 572# When building for systems with hardware-assisted coherency, there's no need to 573# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 574ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 575$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 576endif 577 578#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 579ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 580$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 581endif 582 583# For RAS_EXTENSION, require that EAs are handled in EL3 first 584ifeq ($(RAS_EXTENSION),1) 585 ifneq ($(HANDLE_EA_EL3_FIRST),1) 586 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 587 endif 588endif 589 590# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 591ifeq ($(FAULT_INJECTION_SUPPORT),1) 592 ifneq ($(RAS_EXTENSION),1) 593 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 594 endif 595endif 596 597# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 598ifeq ($(DYN_DISABLE_AUTH), 1) 599 ifeq (${TRUSTED_BOARD_BOOT}, 0) 600 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 601 endif 602endif 603 604# If pointer authentication is used in the firmware, make sure that all the 605# registers associated to it are also saved and restored. 606# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 607ifeq ($(ENABLE_PAUTH),1) 608 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 609 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 610 endif 611endif 612 613ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 614 ifneq (${ARCH},aarch64) 615 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 616 else 617 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature) 618 endif 619endif 620 621ifeq ($(ENABLE_PAUTH),1) 622 $(info Pointer Authentication is an experimental feature) 623endif 624 625ifeq ($(ENABLE_BTI),1) 626 $(info Branch Protection is an experimental feature) 627endif 628 629ifeq ($(CTX_INCLUDE_MTE_REGS),1) 630 ifneq (${ARCH},aarch64) 631 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 632 else 633 $(info CTX_INCLUDE_MTE_REGS is an experimental feature) 634 endif 635endif 636 637ifeq ($(MEASURED_BOOT),1) 638 ifneq (${TRUSTED_BOARD_BOOT},1) 639 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1) 640 else 641 $(info MEASURED_BOOT is an experimental feature) 642 endif 643endif 644 645ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 646 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 647 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2") 648 endif 649endif 650 651ifneq (${DECRYPTION_SUPPORT},none) 652 ifeq (${TRUSTED_BOARD_BOOT}, 0) 653 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set) 654 else 655 $(info DECRYPTION_SUPPORT is an experimental feature) 656 endif 657endif 658 659################################################################################ 660# Process platform overrideable behaviour 661################################################################################ 662 663# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 664# Certificate generation tools. This flag can be overridden by the platform. 665ifdef BL2_SOURCES 666 ifdef EL3_PAYLOAD_BASE 667 # If booting an EL3 payload there is no need for a BL33 image 668 # in the FIP file. 669 NEED_BL33 := no 670 else 671 ifdef PRELOADED_BL33_BASE 672 # If booting a BL33 preloaded image there is no need of 673 # another one in the FIP file. 674 NEED_BL33 := no 675 else 676 NEED_BL33 ?= yes 677 endif 678 endif 679endif 680 681# If SCP_BL2 is given, we always want FIP to include it. 682ifdef SCP_BL2 683 NEED_SCP_BL2 := yes 684endif 685 686# For AArch32, BL31 is not currently supported. 687ifneq (${ARCH},aarch32) 688 ifdef BL31_SOURCES 689 # When booting an EL3 payload, there is no need to compile the BL31 image nor 690 # put it in the FIP. 691 ifndef EL3_PAYLOAD_BASE 692 NEED_BL31 := yes 693 endif 694 endif 695endif 696 697# Process TBB related flags 698ifneq (${GENERATE_COT},0) 699 # Common cert_create options 700 ifneq (${CREATE_KEYS},0) 701 $(eval CRT_ARGS += -n) 702 $(eval FWU_CRT_ARGS += -n) 703 ifneq (${SAVE_KEYS},0) 704 $(eval CRT_ARGS += -k) 705 $(eval FWU_CRT_ARGS += -k) 706 endif 707 endif 708 # Include TBBR makefile (unless the platform indicates otherwise) 709 ifeq (${INCLUDE_TBBR_MK},1) 710 include make_helpers/tbbr/tbbr_tools.mk 711 endif 712endif 713 714ifneq (${FIP_ALIGN},0) 715FIP_ARGS += --align ${FIP_ALIGN} 716endif 717 718################################################################################ 719# Include libraries' Makefile that are used in all BL 720################################################################################ 721 722include lib/stack_protector/stack_protector.mk 723 724################################################################################ 725# Auxiliary tools (fiptool, cert_create, etc) 726################################################################################ 727 728# Variables for use with Certificate Generation Tool 729CRTTOOLPATH ?= tools/cert_create 730CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 731 732# Variables for use with Firmware Encryption Tool 733ENCTOOLPATH ?= tools/encrypt_fw 734ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 735 736# Variables for use with Firmware Image Package 737FIPTOOLPATH ?= tools/fiptool 738FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 739 740# Variables for use with sptool 741SPTOOLPATH ?= tools/sptool 742SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 743SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 744 745# Variables for use with ROMLIB 746ROMLIBPATH ?= lib/romlib 747 748# Variable for use with Python 749PYTHON ?= python3 750 751# Variables for use with PRINT_MEMORY_MAP 752PRINT_MEMORY_MAP_PATH ?= tools/memory 753PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py 754 755# Variables for use with documentation build using Sphinx tool 756DOCS_PATH ?= docs 757 758################################################################################ 759# Include BL specific makefiles 760################################################################################ 761ifdef BL1_SOURCES 762NEED_BL1 := yes 763include bl1/bl1.mk 764endif 765 766ifdef BL2_SOURCES 767NEED_BL2 := yes 768include bl2/bl2.mk 769endif 770 771ifdef BL2U_SOURCES 772NEED_BL2U := yes 773include bl2u/bl2u.mk 774endif 775 776ifeq (${NEED_BL31},yes) 777ifdef BL31_SOURCES 778include bl31/bl31.mk 779endif 780endif 781 782ifdef FDT_SOURCES 783NEED_FDT := yes 784endif 785 786################################################################################ 787# Build options checks 788################################################################################ 789 790$(eval $(call assert_boolean,ALLOW_RO_XLAT_TABLES)) 791$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 792$(eval $(call assert_boolean,CREATE_KEYS)) 793$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 794$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 795$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS)) 796$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS)) 797$(eval $(call assert_boolean,CTX_INCLUDE_EL2_REGS)) 798$(eval $(call assert_boolean,DEBUG)) 799$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 800$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 801$(eval $(call assert_boolean,ENABLE_AMU)) 802$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 803$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 804$(eval $(call assert_boolean,ENABLE_PIE)) 805$(eval $(call assert_boolean,ENABLE_PMF)) 806$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 807$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 808$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 809$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 810$(eval $(call assert_boolean,ERROR_DEPRECATED)) 811$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 812$(eval $(call assert_boolean,GENERATE_COT)) 813$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 814$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 815$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 816$(eval $(call assert_boolean,INVERTED_MEMMAP)) 817$(eval $(call assert_boolean,MEASURED_BOOT)) 818$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 819$(eval $(call assert_boolean,OVERRIDE_LIBC)) 820$(eval $(call assert_boolean,PL011_GENERIC_UART)) 821$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 822$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 823$(eval $(call assert_boolean,RAS_EXTENSION)) 824$(eval $(call assert_boolean,RESET_TO_BL31)) 825$(eval $(call assert_boolean,SAVE_KEYS)) 826$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 827$(eval $(call assert_boolean,SEPARATE_NOBITS_REGION)) 828$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 829$(eval $(call assert_boolean,SPM_MM)) 830$(eval $(call assert_boolean,SPMD_SPM_AT_SEL2)) 831$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 832$(eval $(call assert_boolean,USE_COHERENT_MEM)) 833$(eval $(call assert_boolean,USE_DEBUGFS)) 834$(eval $(call assert_boolean,ARM_IO_IN_DTB)) 835$(eval $(call assert_boolean,USE_ROMLIB)) 836$(eval $(call assert_boolean,USE_TBBR_DEFS)) 837$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 838$(eval $(call assert_boolean,BL2_AT_EL3)) 839$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 840$(eval $(call assert_boolean,BL2_INV_DCACHE)) 841$(eval $(call assert_boolean,USE_SPINLOCK_CAS)) 842$(eval $(call assert_boolean,ENCRYPT_BL31)) 843$(eval $(call assert_boolean,ENCRYPT_BL32)) 844 845$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 846$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 847$(eval $(call assert_numeric,BRANCH_PROTECTION)) 848$(eval $(call assert_numeric,FW_ENC_STATUS)) 849 850ifdef KEY_SIZE 851 $(eval $(call assert_numeric,KEY_SIZE)) 852endif 853 854ifeq ($(filter $(SANITIZE_UB), on off trap),) 855 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 856endif 857 858################################################################################ 859# Add definitions to the cpp preprocessor based on the current build options. 860# This is done after including the platform specific makefile to allow the 861# platform to overwrite the default options 862################################################################################ 863 864$(eval $(call add_define,ALLOW_RO_XLAT_TABLES)) 865$(eval $(call add_define,ARM_ARCH_MAJOR)) 866$(eval $(call add_define,ARM_ARCH_MINOR)) 867$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 868$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 869$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 870$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS)) 871$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 872$(eval $(call add_define,CTX_INCLUDE_MTE_REGS)) 873$(eval $(call add_define,CTX_INCLUDE_EL2_REGS)) 874$(eval $(call add_define,DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT})) 875$(eval $(call add_define,ENABLE_AMU)) 876$(eval $(call add_define,ENABLE_ASSERTIONS)) 877$(eval $(call add_define,ENABLE_BTI)) 878$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 879$(eval $(call add_define,ENABLE_PAUTH)) 880$(eval $(call add_define,ENABLE_PIE)) 881$(eval $(call add_define,ENABLE_PMF)) 882$(eval $(call add_define,ENABLE_PSCI_STAT)) 883$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 884$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 885$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 886$(eval $(call add_define,ENCRYPT_BL31)) 887$(eval $(call add_define,ENCRYPT_BL32)) 888$(eval $(call add_define,ERROR_DEPRECATED)) 889$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 890$(eval $(call add_define,GICV2_G0_FOR_EL3)) 891$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 892$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 893$(eval $(call add_define,LOG_LEVEL)) 894$(eval $(call add_define,MEASURED_BOOT)) 895$(eval $(call add_define,NS_TIMER_SWITCH)) 896$(eval $(call add_define,PL011_GENERIC_UART)) 897$(eval $(call add_define,PLAT_${PLAT})) 898$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 899$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 900$(eval $(call add_define,RAS_EXTENSION)) 901$(eval $(call add_define,RESET_TO_BL31)) 902$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 903$(eval $(call add_define,SEPARATE_NOBITS_REGION)) 904$(eval $(call add_define,RECLAIM_INIT_CODE)) 905$(eval $(call add_define,SPD_${SPD})) 906$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 907$(eval $(call add_define,SPM_MM)) 908$(eval $(call add_define,SPMD_SPM_AT_SEL2)) 909$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 910$(eval $(call add_define,USE_COHERENT_MEM)) 911$(eval $(call add_define,USE_DEBUGFS)) 912$(eval $(call add_define,ARM_IO_IN_DTB)) 913$(eval $(call add_define,USE_ROMLIB)) 914$(eval $(call add_define,USE_TBBR_DEFS)) 915$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 916$(eval $(call add_define,BL2_AT_EL3)) 917$(eval $(call add_define,BL2_IN_XIP_MEM)) 918$(eval $(call add_define,BL2_INV_DCACHE)) 919$(eval $(call add_define,USE_SPINLOCK_CAS)) 920 921ifeq (${SANITIZE_UB},trap) 922 $(eval $(call add_define,MONITOR_TRAPS)) 923endif 924 925# Define the EL3_PAYLOAD_BASE flag only if it is provided. 926ifdef EL3_PAYLOAD_BASE 927 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 928else 929 # Define the PRELOADED_BL33_BASE flag only if it is provided and 930 # EL3_PAYLOAD_BASE is not defined, as it has priority. 931 ifdef PRELOADED_BL33_BASE 932 $(eval $(call add_define,PRELOADED_BL33_BASE)) 933 endif 934endif 935 936# Define the DYN_DISABLE_AUTH flag only if set. 937ifeq (${DYN_DISABLE_AUTH},1) 938$(eval $(call add_define,DYN_DISABLE_AUTH)) 939endif 940 941ifneq ($(findstring armlink,$(notdir $(LD))),) 942$(eval $(call add_define,USE_ARM_LINK)) 943endif 944 945# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 946ifeq (${SPD},spmd) 947ifdef SP_LAYOUT_FILE 948 ifeq (${SPMD_SPM_AT_SEL2},0) 949 $(error "SPMD with SPM at S-EL1 does not require SP_LAYOUT_FILE") 950 endif 951 -include $(BUILD_PLAT)/sp_gen.mk 952 FIP_DEPS += sp 953 NEED_SP_PKG := yes 954else 955 ifeq (${SPMD_SPM_AT_SEL2},1) 956 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 957 endif 958endif 959endif 960 961################################################################################ 962# Build targets 963################################################################################ 964 965.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 966.SUFFIXES: 967 968all: msg_start 969 970msg_start: 971 @echo "Building ${PLAT}" 972 973ifeq (${ERROR_DEPRECATED},0) 974# Check if deprecated declarations and cpp warnings should be treated as error or not. 975ifneq ($(findstring clang,$(notdir $(CC))),) 976 CPPFLAGS += -Wno-error=deprecated-declarations 977else 978 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 979endif 980# __ASSEMBLY__ is deprecated in favor of the compiler-builtin __ASSEMBLER__. 981ASFLAGS += -D__ASSEMBLY__ 982# AARCH32/AARCH64 macros are deprecated in favor of the compiler-builtin __aarch64__. 983ifeq (${ARCH},aarch32) 984 $(eval $(call add_define,AARCH32)) 985else 986 $(eval $(call add_define,AARCH64)) 987endif 988endif # !ERROR_DEPRECATED 989 990$(eval $(call MAKE_LIB_DIRS)) 991$(eval $(call MAKE_LIB,c)) 992 993# Expand build macros for the different images 994ifeq (${NEED_BL1},yes) 995$(eval $(call MAKE_BL,1)) 996endif 997 998ifeq (${NEED_BL2},yes) 999ifeq (${BL2_AT_EL3}, 0) 1000FIP_BL2_ARGS := tb-fw 1001endif 1002 1003$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1004 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 1005endif 1006 1007ifeq (${NEED_SCP_BL2},yes) 1008$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1009endif 1010 1011ifeq (${NEED_BL31},yes) 1012BL31_SOURCES += ${SPD_SOURCES} 1013# Sort BL31 source files to remove duplicates 1014BL31_SOURCES := $(sort ${BL31_SOURCES}) 1015ifneq (${DECRYPTION_SUPPORT},none) 1016$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1017 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31)))) 1018else 1019$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1020 $(eval $(call MAKE_BL,31,soc-fw))) 1021endif 1022endif 1023 1024# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1025# build system will call TOOL_ADD_IMG to print a warning message and abort the 1026# process. Note that the dependency on BL32 applies to the FIP only. 1027ifeq (${NEED_BL32},yes) 1028# Sort BL32 source files to remove duplicates 1029BL32_SOURCES := $(sort ${BL32_SOURCES}) 1030BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1031 1032ifneq (${DECRYPTION_SUPPORT},none) 1033$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\ 1034 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1035else 1036$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 1037 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1038endif 1039endif 1040 1041# Add the BL33 image if required by the platform 1042ifeq (${NEED_BL33},yes) 1043$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1044endif 1045 1046ifeq (${NEED_BL2U},yes) 1047$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1048 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 1049endif 1050 1051# Expand build macros for the different images 1052ifeq (${NEED_FDT},yes) 1053 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1054endif 1055 1056# Add Secure Partition packages 1057ifeq (${NEED_SP_PKG},yes) 1058$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1059 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) 1060sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk 1061 ${Q}$(SPTOOL) $(SPTOOL_ARGS) 1062 @${ECHO_BLANK_LINE} 1063 @echo "Built SP Images successfully" 1064 @${ECHO_BLANK_LINE} 1065endif 1066 1067locate-checkpatch: 1068ifndef CHECKPATCH 1069 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1070else 1071ifeq (,$(wildcard ${CHECKPATCH})) 1072 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1073endif 1074endif 1075 1076clean: 1077 @echo " CLEAN" 1078 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1079 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1080 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1081 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1082 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1083 1084realclean distclean: 1085 @echo " REALCLEAN" 1086 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1087 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1088 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1089 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 1090 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1091 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1092 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1093 1094checkcodebase: locate-checkpatch 1095 @echo " CHECKING STYLE" 1096 @if test -d .git ; then \ 1097 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1098 while read GIT_FILE ; \ 1099 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1100 done ; \ 1101 else \ 1102 find . -type f -not -iwholename "*.git*" \ 1103 -not -iwholename "*build*" \ 1104 -not -iwholename "*libfdt*" \ 1105 -not -iwholename "*libc*" \ 1106 -not -iwholename "*docs*" \ 1107 -not -iwholename "*.rst" \ 1108 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1109 fi 1110 1111checkpatch: locate-checkpatch 1112 @echo " CHECKING STYLE" 1113 @if test -n "${CHECKPATCH_OPTS}"; then \ 1114 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1115 fi 1116 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1117 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 1118 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1119 git log --format=email "$$commit~..$$commit" \ 1120 -- ${CHECK_PATHS} | \ 1121 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1122 git diff --format=email "$$commit~..$$commit" \ 1123 -- ${CHECK_PATHS} | \ 1124 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1125 done 1126 1127certtool: ${CRTTOOL} 1128 1129.PHONY: ${CRTTOOL} 1130${CRTTOOL}: 1131 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} --no-print-directory -C ${CRTTOOLPATH} 1132 @${ECHO_BLANK_LINE} 1133 @echo "Built $@ successfully" 1134 @${ECHO_BLANK_LINE} 1135 1136ifneq (${GENERATE_COT},0) 1137certificates: ${CRT_DEPS} ${CRTTOOL} 1138 ${Q}${CRTTOOL} ${CRT_ARGS} 1139 @${ECHO_BLANK_LINE} 1140 @echo "Built $@ successfully" 1141 @echo "Certificates can be found in ${BUILD_PLAT}" 1142 @${ECHO_BLANK_LINE} 1143endif 1144 1145${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1146 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1147 ${Q}${FIPTOOL} info $@ 1148 @${ECHO_BLANK_LINE} 1149 @echo "Built $@ successfully" 1150 @${ECHO_BLANK_LINE} 1151 1152ifneq (${GENERATE_COT},0) 1153fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1154 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1155 @${ECHO_BLANK_LINE} 1156 @echo "Built $@ successfully" 1157 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1158 @${ECHO_BLANK_LINE} 1159endif 1160 1161${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1162 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1163 ${Q}${FIPTOOL} info $@ 1164 @${ECHO_BLANK_LINE} 1165 @echo "Built $@ successfully" 1166 @${ECHO_BLANK_LINE} 1167 1168fiptool: ${FIPTOOL} 1169fip: ${BUILD_PLAT}/${FIP_NAME} 1170fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1171 1172.PHONY: ${FIPTOOL} 1173${FIPTOOL}: 1174 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 1175 1176sptool: ${SPTOOL} 1177.PHONY: ${SPTOOL} 1178${SPTOOL}: 1179 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 1180 1181.PHONY: libraries 1182romlib.bin: libraries 1183 ${Q}${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 1184 1185# Call print_memory_map tool 1186memmap: all 1187 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP} 1188 1189doc: 1190 @echo " BUILD DOCUMENTATION" 1191 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1192 1193enctool: ${ENCTOOL} 1194 1195.PHONY: ${ENCTOOL} 1196${ENCTOOL}: 1197 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 --no-print-directory -C ${ENCTOOLPATH} 1198 @${ECHO_BLANK_LINE} 1199 @echo "Built $@ successfully" 1200 @${ECHO_BLANK_LINE} 1201 1202cscope: 1203 @echo " CSCOPE" 1204 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1205 ${Q}cscope -b -q -k 1206 1207help: 1208 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1209 @echo "" 1210 @echo "PLAT is used to specify which platform you wish to build." 1211 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1212 @echo "" 1213 @echo "platform = ${PLATFORM_LIST}" 1214 @echo "" 1215 @echo "Please refer to the User Guide for a list of all supported options." 1216 @echo "Note that the build system doesn't track dependencies for build " 1217 @echo "options. Therefore, if any of the build options are changed " 1218 @echo "from a previous build, a clean build must be performed." 1219 @echo "" 1220 @echo "Supported Targets:" 1221 @echo " all Build all individual bootloader binaries" 1222 @echo " bl1 Build the BL1 binary" 1223 @echo " bl2 Build the BL2 binary" 1224 @echo " bl2u Build the BL2U binary" 1225 @echo " bl31 Build the BL31 binary" 1226 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1227 @echo " this builds secure payload specified by AARCH32_SP" 1228 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1229 @echo " fip Build the Firmware Image Package (FIP)" 1230 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1231 @echo " checkcodebase Check the coding style of the entire source tree" 1232 @echo " checkpatch Check the coding style on changes in the current" 1233 @echo " branch against BASE_COMMIT (default origin/master)" 1234 @echo " clean Clean the build for the selected platform" 1235 @echo " cscope Generate cscope index" 1236 @echo " distclean Remove all build artifacts for all platforms" 1237 @echo " certtool Build the Certificate generation tool" 1238 @echo " enctool Build the Firmware encryption tool" 1239 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1240 @echo " sp Build the Secure Partition Packages" 1241 @echo " sptool Build the Secure Partition Package creation tool" 1242 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1243 @echo " memmap Print the memory map of the built binaries" 1244 @echo " doc Build html based documentation using Sphinx tool" 1245 @echo "" 1246 @echo "Note: most build targets require PLAT to be set to a specific platform." 1247 @echo "" 1248 @echo "example: build all targets for the FVP platform:" 1249 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1250