1# 2# Copyright (c) 2013-2018, 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 := 0 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 %.md, \ 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 119 120 121################################################################################ 122# Toolchain 123################################################################################ 124 125HOSTCC := gcc 126export HOSTCC 127 128CC := ${CROSS_COMPILE}gcc 129CPP := ${CROSS_COMPILE}cpp 130AS := ${CROSS_COMPILE}gcc 131AR := ${CROSS_COMPILE}ar 132LINKER := ${CROSS_COMPILE}ld 133OC := ${CROSS_COMPILE}objcopy 134OD := ${CROSS_COMPILE}objdump 135NM := ${CROSS_COMPILE}nm 136PP := ${CROSS_COMPILE}gcc -E 137DTC := dtc 138 139# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 140ifneq ($(strip $(wildcard ${LD}.bfd) \ 141 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 142LINKER := ${LINKER}.bfd 143endif 144 145ifeq (${ARM_ARCH_MAJOR},7) 146target32-directive = -target arm-none-eabi 147# Will set march32-directive from platform configuration 148else 149target32-directive = -target armv8a-none-eabi 150march32-directive = -march=armv8-a 151endif 152 153ifneq ($(findstring armclang,$(notdir $(CC))),) 154TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 155TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 156LD = $(LINKER) 157AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 158CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 159PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 160else ifneq ($(findstring clang,$(notdir $(CC))),) 161TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive) 162TF_CFLAGS_aarch64 = -target aarch64-elf 163LD = $(LINKER) 164AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 165CPP = $(CC) -E 166PP = $(CC) -E 167else 168TF_CFLAGS_aarch32 = $(march32-directive) 169TF_CFLAGS_aarch64 = -march=armv8-a 170LD = $(LINKER) 171endif 172 173ifeq (${AARCH32_INSTRUCTION_SET},A32) 174TF_CFLAGS_aarch32 += -marm 175else ifeq (${AARCH32_INSTRUCTION_SET},T32) 176TF_CFLAGS_aarch32 += -mthumb 177else 178$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 179endif 180 181TF_CFLAGS_aarch32 += -mno-unaligned-access 182TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 183 184ASFLAGS_aarch32 = $(march32-directive) 185ASFLAGS_aarch64 = -march=armv8-a 186 187WARNING1 := -Wextra 188WARNING1 += -Wunused -Wno-unused-parameter 189WARNING1 += -Wmissing-declarations 190WARNING1 += -Wmissing-format-attribute 191WARNING1 += -Wmissing-prototypes 192WARNING1 += -Wold-style-definition 193WARNING1 += -Wunused-but-set-variable 194WARNING1 += -Wunused-const-variable 195 196WARNING2 := -Waggregate-return 197WARNING2 += -Wcast-align 198WARNING2 += -Wdisabled-optimization 199WARNING2 += -Wnested-externs 200WARNING2 += -Wshadow 201WARNING2 += -Wlogical-op 202WARNING2 += -Wmissing-field-initializers 203WARNING2 += -Wsign-compare 204WARNING2 += -Wmaybe-uninitialized 205 206WARNING3 := -Wbad-function-cast 207WARNING3 += -Wcast-qual 208WARNING3 += -Wconversion 209WARNING3 += -Wpacked 210WARNING3 += -Wpadded 211WARNING3 += -Wpointer-arith 212WARNING3 += -Wredundant-decls 213WARNING3 += -Wswitch-default 214WARNING3 += -Wpacked-bitfield-compat 215WARNING3 += -Wvla 216 217ifeq (${W},1) 218WARNINGS := $(WARNING1) 219else ifeq (${W},2) 220WARNINGS := $(WARNING1) $(WARNING2) 221else ifeq (${W},3) 222WARNINGS := $(WARNING1) $(WARNING2) $(WARNING3) 223endif 224 225ifneq (${E},0) 226ERRORS := -Werror 227endif 228 229CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 230 -Wmissing-include-dirs $(ERRORS) $(WARNINGS) 231ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 232 -D__ASSEMBLY__ -ffreestanding \ 233 -Wa,--fatal-warnings 234TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 235 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 236 -Os -ffunction-sections -fdata-sections 237 238GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 239 240TF_LDFLAGS += --fatal-warnings -O1 241TF_LDFLAGS += --gc-sections 242TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 243 244DTC_FLAGS += -I dts -O dtb 245 246################################################################################ 247# Common sources and include directories 248################################################################################ 249include lib/compiler-rt/compiler-rt.mk 250include lib/libc/libc.mk 251 252BL_COMMON_SOURCES += common/bl_common.c \ 253 common/tf_log.c \ 254 common/${ARCH}/debug.S \ 255 drivers/console/multi_console.c \ 256 lib/${ARCH}/cache_helpers.S \ 257 lib/${ARCH}/misc_helpers.S \ 258 plat/common/plat_bl_common.c \ 259 plat/common/plat_log_common.c \ 260 plat/common/${ARCH}/plat_common.c \ 261 plat/common/${ARCH}/platform_helpers.S \ 262 ${COMPILER_RT_SRCS} 263 264ifeq ($(notdir $(CC)),armclang) 265BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 266endif 267 268INCLUDES += -Iinclude \ 269 -Iinclude/arch/${ARCH} \ 270 -Iinclude/lib/cpus/${ARCH} \ 271 -Iinclude/lib/el3_runtime/${ARCH} \ 272 ${PLAT_INCLUDES} \ 273 ${SPD_INCLUDES} 274 275ifeq (${ERROR_DEPRECATED},0) 276INCLUDES += -Iinclude/bl1 \ 277 -Iinclude/bl2 \ 278 -Iinclude/bl2u \ 279 -Iinclude/bl31 \ 280 -Iinclude/drivers \ 281 -Iinclude/drivers/arm \ 282 -Iinclude/drivers/auth \ 283 -Iinclude/drivers/io \ 284 -Iinclude/drivers/ti/uart \ 285 -Iinclude/lib \ 286 -Iinclude/lib/cpus \ 287 -Iinclude/lib/el3_runtime \ 288 -Iinclude/lib/extensions \ 289 -Iinclude/lib/pmf \ 290 -Iinclude/lib/psci \ 291 -Iinclude/lib/xlat_tables \ 292 -Iinclude/plat/common \ 293 -Iinclude/services \ 294 -Iinclude/tools_share 295endif 296 297include common/backtrace/backtrace.mk 298 299################################################################################ 300# Generic definitions 301################################################################################ 302 303include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 304 305BUILD_BASE := ./build 306BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 307 308SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 309 310# Platforms providing their own TBB makefile may override this value 311INCLUDE_TBBR_MK := 1 312 313 314################################################################################ 315# Include SPD Makefile if one has been specified 316################################################################################ 317 318ifneq (${SPD},none) 319ifeq (${ARCH},aarch32) 320 $(error "Error: SPD is incompatible with AArch32.") 321endif 322ifdef EL3_PAYLOAD_BASE 323 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 324 $(warning "The SPD and its BL32 companion will be present but ignored.") 325endif 326 # We expect to locate an spd.mk under the specified SPD directory 327 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 328 329 ifeq (${SPD_MAKE},) 330 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 331 endif 332 $(info Including ${SPD_MAKE}) 333 include ${SPD_MAKE} 334 335 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 336 # Makefile would set NEED_BL32 to "yes". In this case, the build system 337 # supports two mutually exclusive options: 338 # * BL32 is built from source: then BL32_SOURCES must contain the list 339 # of source files to build BL32 340 # * BL32 is a prebuilt binary: then BL32 must point to the image file 341 # that will be included in the FIP 342 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 343 # over the sources. 344endif 345 346################################################################################ 347# Include the platform specific Makefile after the SPD Makefile (the platform 348# makefile may use all previous definitions in this file) 349################################################################################ 350 351include ${PLAT_MAKEFILE_FULL} 352 353$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 354 355ifeq (${ARM_ARCH_MAJOR},7) 356include make_helpers/armv7-a-cpus.mk 357endif 358 359ifeq ($(ENABLE_PIE),1) 360 TF_CFLAGS += -fpie 361 TF_LDFLAGS += -pie 362else 363 PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 364 ifneq ($(PIE_FOUND),) 365 TF_CFLAGS += -fno-PIE 366 endif 367endif 368 369# Include the CPU specific operations makefile, which provides default 370# values for all CPU errata workarounds and CPU specific optimisations. 371# This can be overridden by the platform. 372include lib/cpus/cpu-ops.mk 373 374ifeq (${ARCH},aarch32) 375NEED_BL32 := yes 376 377################################################################################ 378# Build `AARCH32_SP` as BL32 image for AArch32 379################################################################################ 380ifneq (${AARCH32_SP},none) 381# We expect to locate an sp.mk under the specified AARCH32_SP directory 382AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 383 384ifeq (${AARCH32_SP_MAKE},) 385 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 386endif 387 388$(info Including ${AARCH32_SP_MAKE}) 389include ${AARCH32_SP_MAKE} 390endif 391 392endif 393 394################################################################################ 395# Check incompatible options 396################################################################################ 397 398ifdef EL3_PAYLOAD_BASE 399 ifdef PRELOADED_BL33_BASE 400 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 401 incompatible build options. EL3_PAYLOAD_BASE has priority.") 402 endif 403 ifneq (${GENERATE_COT},0) 404 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 405 endif 406 ifneq (${TRUSTED_BOARD_BOOT},0) 407 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 408 endif 409endif 410 411ifeq (${NEED_BL33},yes) 412 ifdef EL3_PAYLOAD_BASE 413 $(warning "BL33 image is not needed when option \ 414 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 415 endif 416 ifdef PRELOADED_BL33_BASE 417 $(warning "BL33 image is not needed when option \ 418 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 419 file.") 420 endif 421endif 422 423# When building for systems with hardware-assisted coherency, there's no need to 424# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 425ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 426$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 427endif 428 429#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 430ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 431$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 432endif 433 434# SMC Calling Convention checks 435ifneq (${SMCCC_MAJOR_VERSION},1) 436 ifneq (${SPD},none) 437 $(error "SMC Calling Convention 1.X must be used with SPDs") 438 endif 439 ifeq (${ARCH},aarch32) 440 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 441 endif 442endif 443 444# For RAS_EXTENSION, require that EAs are handled in EL3 first 445ifeq ($(RAS_EXTENSION),1) 446 ifneq ($(HANDLE_EA_EL3_FIRST),1) 447 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 448 endif 449endif 450 451# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 452ifeq ($(FAULT_INJECTION_SUPPORT),1) 453 ifneq ($(RAS_EXTENSION),1) 454 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 455 endif 456endif 457 458# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 459ifeq ($(DYN_DISABLE_AUTH), 1) 460 ifeq (${TRUSTED_BOARD_BOOT}, 0) 461 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 462 endif 463endif 464 465################################################################################ 466# Process platform overrideable behaviour 467################################################################################ 468 469# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 470# supplied for the FIP and Certificate generation tools. This flag can be 471# overridden by the platform. 472ifdef BL2_SOURCES 473 ifdef EL3_PAYLOAD_BASE 474 # If booting an EL3 payload there is no need for a BL33 image 475 # in the FIP file. 476 NEED_BL33 := no 477 else 478 ifdef PRELOADED_BL33_BASE 479 # If booting a BL33 preloaded image there is no need of 480 # another one in the FIP file. 481 NEED_BL33 := no 482 else 483 NEED_BL33 ?= yes 484 endif 485 endif 486endif 487 488# If SCP_BL2 is given, we always want FIP to include it. 489ifdef SCP_BL2 490 NEED_SCP_BL2 := yes 491endif 492 493# For AArch32, BL31 is not currently supported. 494ifneq (${ARCH},aarch32) 495 ifdef BL31_SOURCES 496 # When booting an EL3 payload, there is no need to compile the BL31 image nor 497 # put it in the FIP. 498 ifndef EL3_PAYLOAD_BASE 499 NEED_BL31 := yes 500 endif 501 endif 502endif 503 504# Process TBB related flags 505ifneq (${GENERATE_COT},0) 506 # Common cert_create options 507 ifneq (${CREATE_KEYS},0) 508 $(eval CRT_ARGS += -n) 509 $(eval FWU_CRT_ARGS += -n) 510 ifneq (${SAVE_KEYS},0) 511 $(eval CRT_ARGS += -k) 512 $(eval FWU_CRT_ARGS += -k) 513 endif 514 endif 515 # Include TBBR makefile (unless the platform indicates otherwise) 516 ifeq (${INCLUDE_TBBR_MK},1) 517 include make_helpers/tbbr/tbbr_tools.mk 518 endif 519endif 520 521ifneq (${FIP_ALIGN},0) 522FIP_ARGS += --align ${FIP_ALIGN} 523endif 524 525################################################################################ 526# Include libraries' Makefile that are used in all BL 527################################################################################ 528 529include lib/stack_protector/stack_protector.mk 530 531################################################################################ 532# Auxiliary tools (fiptool, cert_create, etc) 533################################################################################ 534 535# Variables for use with Certificate Generation Tool 536CRTTOOLPATH ?= tools/cert_create 537CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 538 539# Variables for use with Firmware Image Package 540FIPTOOLPATH ?= tools/fiptool 541FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 542 543# Variables for use with sptool 544SPTOOLPATH ?= tools/sptool 545SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT} 546 547# Variables for use with ROMLIB 548ROMLIBPATH ?= lib/romlib 549 550################################################################################ 551# Include BL specific makefiles 552################################################################################ 553ifdef BL1_SOURCES 554NEED_BL1 := yes 555include bl1/bl1.mk 556endif 557 558ifdef BL2_SOURCES 559NEED_BL2 := yes 560include bl2/bl2.mk 561endif 562 563ifdef BL2U_SOURCES 564NEED_BL2U := yes 565include bl2u/bl2u.mk 566endif 567 568ifeq (${NEED_BL31},yes) 569ifdef BL31_SOURCES 570include bl31/bl31.mk 571endif 572endif 573 574ifdef FDT_SOURCES 575NEED_FDT := yes 576endif 577 578################################################################################ 579# Build options checks 580################################################################################ 581 582$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 583$(eval $(call assert_boolean,CREATE_KEYS)) 584$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 585$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 586$(eval $(call assert_boolean,DEBUG)) 587$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 588$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 589$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 590$(eval $(call assert_boolean,ENABLE_AMU)) 591$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 592$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 593$(eval $(call assert_boolean,ENABLE_PIE)) 594$(eval $(call assert_boolean,ENABLE_PMF)) 595$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 596$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 597$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 598$(eval $(call assert_boolean,ENABLE_SPM)) 599$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 600$(eval $(call assert_boolean,ERROR_DEPRECATED)) 601$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 602$(eval $(call assert_boolean,GENERATE_COT)) 603$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 604$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 605$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 606$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 607$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 608$(eval $(call assert_boolean,PL011_GENERIC_UART)) 609$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 610$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 611$(eval $(call assert_boolean,RAS_EXTENSION)) 612$(eval $(call assert_boolean,RESET_TO_BL31)) 613$(eval $(call assert_boolean,SAVE_KEYS)) 614$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 615$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 616$(eval $(call assert_boolean,SPM_DEPRECATED)) 617$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 618$(eval $(call assert_boolean,USE_COHERENT_MEM)) 619$(eval $(call assert_boolean,USE_ROMLIB)) 620$(eval $(call assert_boolean,USE_TBBR_DEFS)) 621$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 622$(eval $(call assert_boolean,BL2_AT_EL3)) 623$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 624 625$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 626$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 627$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 628 629################################################################################ 630# Add definitions to the cpp preprocessor based on the current build options. 631# This is done after including the platform specific makefile to allow the 632# platform to overwrite the default options 633################################################################################ 634 635$(eval $(call add_define,ARM_ARCH_MAJOR)) 636$(eval $(call add_define,ARM_ARCH_MINOR)) 637$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 638$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 639$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 640$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 641$(eval $(call add_define,ENABLE_AMU)) 642$(eval $(call add_define,ENABLE_ASSERTIONS)) 643$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 644$(eval $(call add_define,ENABLE_PIE)) 645$(eval $(call add_define,ENABLE_PMF)) 646$(eval $(call add_define,ENABLE_PSCI_STAT)) 647$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 648$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 649$(eval $(call add_define,ENABLE_SPM)) 650$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 651$(eval $(call add_define,ERROR_DEPRECATED)) 652$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 653$(eval $(call add_define,GICV2_G0_FOR_EL3)) 654$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 655$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 656$(eval $(call add_define,LOG_LEVEL)) 657$(eval $(call add_define,MULTI_CONSOLE_API)) 658$(eval $(call add_define,NS_TIMER_SWITCH)) 659$(eval $(call add_define,PL011_GENERIC_UART)) 660$(eval $(call add_define,PLAT_${PLAT})) 661$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 662$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 663$(eval $(call add_define,RAS_EXTENSION)) 664$(eval $(call add_define,RESET_TO_BL31)) 665$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 666$(eval $(call add_define,RECLAIM_INIT_CODE)) 667$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 668$(eval $(call add_define,SPD_${SPD})) 669$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 670$(eval $(call add_define,SPM_DEPRECATED)) 671$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 672$(eval $(call add_define,USE_COHERENT_MEM)) 673$(eval $(call add_define,USE_ROMLIB)) 674$(eval $(call add_define,USE_TBBR_DEFS)) 675$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 676$(eval $(call add_define,BL2_AT_EL3)) 677$(eval $(call add_define,BL2_IN_XIP_MEM)) 678 679# Define the EL3_PAYLOAD_BASE flag only if it is provided. 680ifdef EL3_PAYLOAD_BASE 681 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 682else 683 # Define the PRELOADED_BL33_BASE flag only if it is provided and 684 # EL3_PAYLOAD_BASE is not defined, as it has priority. 685 ifdef PRELOADED_BL33_BASE 686 $(eval $(call add_define,PRELOADED_BL33_BASE)) 687 endif 688endif 689# Define the AARCH32/AARCH64 flag based on the ARCH flag 690ifeq (${ARCH},aarch32) 691 $(eval $(call add_define,AARCH32)) 692else 693 $(eval $(call add_define,AARCH64)) 694endif 695 696# Define the DYN_DISABLE_AUTH flag only if set. 697ifeq (${DYN_DISABLE_AUTH},1) 698$(eval $(call add_define,DYN_DISABLE_AUTH)) 699endif 700 701################################################################################ 702# Build targets 703################################################################################ 704 705.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip fwu_fip certtool dtbs 706.SUFFIXES: 707 708all: msg_start 709 710msg_start: 711 @echo "Building ${PLAT}" 712 713# Check if deprecated declarations and cpp warnings should be treated as error or not. 714ifeq (${ERROR_DEPRECATED},0) 715 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 716endif 717 718$(eval $(call MAKE_LIB_DIRS)) 719$(eval $(call MAKE_LIB,c)) 720 721# Expand build macros for the different images 722ifeq (${NEED_BL1},yes) 723$(eval $(call MAKE_BL,1)) 724endif 725 726ifeq (${NEED_BL2},yes) 727ifeq (${BL2_AT_EL3}, 0) 728FIP_BL2_ARGS := tb-fw 729endif 730 731$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 732 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 733endif 734 735ifeq (${NEED_SCP_BL2},yes) 736$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 737endif 738 739ifeq (${NEED_BL31},yes) 740BL31_SOURCES += ${SPD_SOURCES} 741$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 742 $(eval $(call MAKE_BL,31,soc-fw))) 743endif 744 745# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 746# build system will call TOOL_ADD_IMG to print a warning message and abort the 747# process. Note that the dependency on BL32 applies to the FIP only. 748ifeq (${NEED_BL32},yes) 749 750BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 751 752$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 753 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 754endif 755 756# Add the BL33 image if required by the platform 757ifeq (${NEED_BL33},yes) 758$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 759endif 760 761ifeq (${NEED_BL2U},yes) 762$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 763 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 764endif 765 766# Expand build macros for the different images 767ifeq (${NEED_FDT},yes) 768 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 769endif 770 771locate-checkpatch: 772ifndef CHECKPATCH 773 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 774else 775ifeq (,$(wildcard ${CHECKPATCH})) 776 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 777endif 778endif 779 780clean: 781 @echo " CLEAN" 782 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 783 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 784 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 785 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 786 787realclean distclean: 788 @echo " REALCLEAN" 789 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 790 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 791 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 792 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean 793 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 794 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 795 796checkcodebase: locate-checkpatch 797 @echo " CHECKING STYLE" 798 @if test -d .git ; then \ 799 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 800 while read GIT_FILE ; \ 801 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 802 done ; \ 803 else \ 804 find . -type f -not -iwholename "*.git*" \ 805 -not -iwholename "*build*" \ 806 -not -iwholename "*libfdt*" \ 807 -not -iwholename "*libc*" \ 808 -not -iwholename "*docs*" \ 809 -not -iwholename "*.md" \ 810 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 811 fi 812 813checkpatch: locate-checkpatch 814 @echo " CHECKING STYLE" 815 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 816 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 817 printf "\n[*] Checking style of '$$commit'\n\n"; \ 818 git log --format=email "$$commit~..$$commit" \ 819 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 820 git diff --format=email "$$commit~..$$commit" \ 821 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 822 done 823 824certtool: ${CRTTOOL} 825 826.PHONY: ${CRTTOOL} 827${CRTTOOL}: 828 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 829 @${ECHO_BLANK_LINE} 830 @echo "Built $@ successfully" 831 @${ECHO_BLANK_LINE} 832 833ifneq (${GENERATE_COT},0) 834certificates: ${CRT_DEPS} ${CRTTOOL} 835 ${Q}${CRTTOOL} ${CRT_ARGS} 836 @${ECHO_BLANK_LINE} 837 @echo "Built $@ successfully" 838 @echo "Certificates can be found in ${BUILD_PLAT}" 839 @${ECHO_BLANK_LINE} 840endif 841 842${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 843 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 844 ${Q}${FIPTOOL} info $@ 845 @${ECHO_BLANK_LINE} 846 @echo "Built $@ successfully" 847 @${ECHO_BLANK_LINE} 848 849ifneq (${GENERATE_COT},0) 850fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 851 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 852 @${ECHO_BLANK_LINE} 853 @echo "Built $@ successfully" 854 @echo "FWU certificates can be found in ${BUILD_PLAT}" 855 @${ECHO_BLANK_LINE} 856endif 857 858${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 859 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 860 ${Q}${FIPTOOL} info $@ 861 @${ECHO_BLANK_LINE} 862 @echo "Built $@ successfully" 863 @${ECHO_BLANK_LINE} 864 865fiptool: ${FIPTOOL} 866fip: ${BUILD_PLAT}/${FIP_NAME} 867fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 868 869.PHONY: ${FIPTOOL} 870${FIPTOOL}: 871 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 872 873sptool: ${SPTOOL} 874.PHONY: ${SPTOOL} 875${SPTOOL}: 876 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH} 877 878.PHONY: libraries 879romlib.bin: libraries 880 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 881 882cscope: 883 @echo " CSCOPE" 884 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 885 ${Q}cscope -b -q -k 886 887help: 888 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 889 @echo "" 890 @echo "PLAT is used to specify which platform you wish to build." 891 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 892 @echo "" 893 @echo "Please refer to the User Guide for a list of all supported options." 894 @echo "Note that the build system doesn't track dependencies for build " 895 @echo "options. Therefore, if any of the build options are changed " 896 @echo "from a previous build, a clean build must be performed." 897 @echo "" 898 @echo "Supported Targets:" 899 @echo " all Build all individual bootloader binaries" 900 @echo " bl1 Build the BL1 binary" 901 @echo " bl2 Build the BL2 binary" 902 @echo " bl2u Build the BL2U binary" 903 @echo " bl31 Build the BL31 binary" 904 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 905 @echo " this builds secure payload specified by AARCH32_SP" 906 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 907 @echo " fip Build the Firmware Image Package (FIP)" 908 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 909 @echo " checkcodebase Check the coding style of the entire source tree" 910 @echo " checkpatch Check the coding style on changes in the current" 911 @echo " branch against BASE_COMMIT (default origin/master)" 912 @echo " clean Clean the build for the selected platform" 913 @echo " cscope Generate cscope index" 914 @echo " distclean Remove all build artifacts for all platforms" 915 @echo " certtool Build the Certificate generation tool" 916 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 917 @echo " sptool Build the Secure Partition Package creation tool" 918 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 919 @echo "" 920 @echo "Note: most build targets require PLAT to be set to a specific platform." 921 @echo "" 922 @echo "example: build all targets for the FVP platform:" 923 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 924