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 := 1 11VERSION_MINOR := 5 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 29ifdef ASM_ASSERTION 30 $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.) 31endif 32 33include ${MAKE_HELPERS_DIRECTORY}defaults.mk 34 35# Assertions enabled for DEBUG builds by default 36ENABLE_ASSERTIONS := ${DEBUG} 37ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 38PLAT := ${DEFAULT_PLAT} 39 40################################################################################ 41# Checkpatch script options 42################################################################################ 43 44CHECKCODE_ARGS := --no-patch 45# Do not check the coding style on imported library files or documentation files 46INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 47 include/lib/libfdt \ 48 include/lib/stdlib, \ 49 $(wildcard include/lib/*))) 50INC_DIRS_TO_CHECK := $(sort $(filter-out \ 51 include/lib, \ 52 $(wildcard include/*))) 53LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 54 lib/compiler-rt \ 55 lib/libfdt% \ 56 lib/stdlib, \ 57 $(wildcard lib/*))) 58ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 59 lib \ 60 include \ 61 docs \ 62 %.md, \ 63 $(wildcard *))) 64CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 65 ${INC_DIRS_TO_CHECK} \ 66 ${INC_LIB_DIRS_TO_CHECK} \ 67 ${LIB_DIRS_TO_CHECK} 68 69 70################################################################################ 71# Process build options 72################################################################################ 73 74# Verbose flag 75ifeq (${V},0) 76 Q:=@ 77 CHECKCODE_ARGS += --no-summary --terse 78else 79 Q:= 80endif 81export Q 82 83# Process Debug flag 84$(eval $(call add_define,DEBUG)) 85ifneq (${DEBUG}, 0) 86 BUILD_TYPE := debug 87 TF_CFLAGS += -g 88 ASFLAGS += -g -Wa,--gdwarf-2 89 # Use LOG_LEVEL_INFO by default for debug builds 90 LOG_LEVEL := 40 91else 92 BUILD_TYPE := release 93 $(eval $(call add_define,NDEBUG)) 94 # Use LOG_LEVEL_NOTICE by default for release builds 95 LOG_LEVEL := 20 96endif 97 98# Default build string (git branch and commit) 99ifeq (${BUILD_STRING},) 100 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 101endif 102VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 103 104# The cert_create tool cannot generate certificates individually, so we use the 105# target 'certificates' to create them all 106ifneq (${GENERATE_COT},0) 107 FIP_DEPS += certificates 108 FWU_FIP_DEPS += fwu_certificates 109endif 110 111 112################################################################################ 113# Toolchain 114################################################################################ 115 116HOSTCC := gcc 117export HOSTCC 118 119CC := ${CROSS_COMPILE}gcc 120CPP := ${CROSS_COMPILE}cpp 121AS := ${CROSS_COMPILE}gcc 122AR := ${CROSS_COMPILE}ar 123LD := ${CROSS_COMPILE}ld 124OC := ${CROSS_COMPILE}objcopy 125OD := ${CROSS_COMPILE}objdump 126NM := ${CROSS_COMPILE}nm 127PP := ${CROSS_COMPILE}gcc -E 128DTC := dtc 129 130# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 131ifneq ($(strip $(wildcard ${LD}.bfd) \ 132 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LD}.bfd))),) 133LD := ${LD}.bfd 134endif 135 136ifeq (${ARM_ARCH_MAJOR},7) 137target32-directive = -target arm-none-eabi 138# Will set march32-directive from platform configuration 139else 140target32-directive = -target armv8a-none-eabi 141march32-directive = -march=armv8-a 142endif 143 144ifeq ($(notdir $(CC)),armclang) 145TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 146TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 147else ifneq ($(findstring clang,$(notdir $(CC))),) 148TF_CFLAGS_aarch32 = $(target32-directive) 149TF_CFLAGS_aarch64 = -target aarch64-elf 150else 151TF_CFLAGS_aarch32 = $(march32-directive) 152TF_CFLAGS_aarch64 = -march=armv8-a 153endif 154 155TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 156 157ASFLAGS_aarch32 = $(march32-directive) 158ASFLAGS_aarch64 = -march=armv8-a 159 160CPPFLAGS = ${DEFINES} ${INCLUDES} -nostdinc \ 161 -Wmissing-include-dirs -Werror 162ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 163 -D__ASSEMBLY__ -ffreestanding \ 164 -Wa,--fatal-warnings 165TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 166 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 167 -Os -ffunction-sections -fdata-sections 168 169GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 170PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 171 172ifneq ($(PIE_FOUND),) 173TF_CFLAGS += -fno-PIE 174endif 175 176TF_LDFLAGS += --fatal-warnings -O1 177TF_LDFLAGS += --gc-sections 178TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 179 180DTC_FLAGS += -I dts -O dtb 181 182################################################################################ 183# Common sources and include directories 184################################################################################ 185include lib/compiler-rt/compiler-rt.mk 186include lib/stdlib/stdlib.mk 187 188BL_COMMON_SOURCES += common/bl_common.c \ 189 common/tf_log.c \ 190 common/tf_printf.c \ 191 common/tf_snprintf.c \ 192 common/${ARCH}/debug.S \ 193 lib/${ARCH}/cache_helpers.S \ 194 lib/${ARCH}/misc_helpers.S \ 195 plat/common/plat_bl_common.c \ 196 plat/common/plat_log_common.c \ 197 plat/common/${ARCH}/plat_common.c \ 198 plat/common/${ARCH}/platform_helpers.S \ 199 ${COMPILER_RT_SRCS} \ 200 ${STDLIB_SRCS} 201 202INCLUDES += -Iinclude/bl1 \ 203 -Iinclude/bl2 \ 204 -Iinclude/bl2u \ 205 -Iinclude/bl31 \ 206 -Iinclude/common \ 207 -Iinclude/common/${ARCH} \ 208 -Iinclude/drivers \ 209 -Iinclude/drivers/arm \ 210 -Iinclude/drivers/auth \ 211 -Iinclude/drivers/io \ 212 -Iinclude/drivers/ti/uart \ 213 -Iinclude/lib \ 214 -Iinclude/lib/${ARCH} \ 215 -Iinclude/lib/cpus \ 216 -Iinclude/lib/cpus/${ARCH} \ 217 -Iinclude/lib/el3_runtime \ 218 -Iinclude/lib/el3_runtime/${ARCH} \ 219 -Iinclude/lib/extensions \ 220 -Iinclude/lib/pmf \ 221 -Iinclude/lib/psci \ 222 -Iinclude/lib/xlat_tables \ 223 -Iinclude/plat/common \ 224 -Iinclude/services \ 225 ${PLAT_INCLUDES} \ 226 ${SPD_INCLUDES} \ 227 -Iinclude/tools_share 228 229 230################################################################################ 231# Generic definitions 232################################################################################ 233 234include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 235 236BUILD_BASE := ./build 237BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 238 239SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 240 241# Platforms providing their own TBB makefile may override this value 242INCLUDE_TBBR_MK := 1 243 244 245################################################################################ 246# Include SPD Makefile if one has been specified 247################################################################################ 248 249ifneq (${SPD},none) 250ifeq (${ARCH},aarch32) 251 $(error "Error: SPD is incompatible with AArch32.") 252endif 253ifdef EL3_PAYLOAD_BASE 254 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 255 $(warning "The SPD and its BL32 companion will be present but ignored.") 256endif 257 # We expect to locate an spd.mk under the specified SPD directory 258 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 259 260 ifeq (${SPD_MAKE},) 261 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 262 endif 263 $(info Including ${SPD_MAKE}) 264 include ${SPD_MAKE} 265 266 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 267 # Makefile would set NEED_BL32 to "yes". In this case, the build system 268 # supports two mutually exclusive options: 269 # * BL32 is built from source: then BL32_SOURCES must contain the list 270 # of source files to build BL32 271 # * BL32 is a prebuilt binary: then BL32 must point to the image file 272 # that will be included in the FIP 273 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 274 # over the sources. 275endif 276 277################################################################################ 278# Include the platform specific Makefile after the SPD Makefile (the platform 279# makefile may use all previous definitions in this file) 280################################################################################ 281 282include ${PLAT_MAKEFILE_FULL} 283 284$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 285 286ifeq (${ARM_ARCH_MAJOR},7) 287include make_helpers/armv7-a-cpus.mk 288endif 289 290# Platform compatibility is not supported in AArch32 291ifneq (${ARCH},aarch32) 292# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 293ifndef ENABLE_PLAT_COMPAT 294ENABLE_PLAT_COMPAT := 1 295endif 296 297# Include the platform compatibility helpers for PSCI 298ifneq (${ENABLE_PLAT_COMPAT}, 0) 299include plat/compat/plat_compat.mk 300endif 301endif 302 303# Include the CPU specific operations makefile, which provides default 304# values for all CPU errata workarounds and CPU specific optimisations. 305# This can be overridden by the platform. 306include lib/cpus/cpu-ops.mk 307 308ifeq (${ARCH},aarch32) 309NEED_BL32 := yes 310 311################################################################################ 312# Build `AARCH32_SP` as BL32 image for AArch32 313################################################################################ 314ifneq (${AARCH32_SP},none) 315# We expect to locate an sp.mk under the specified AARCH32_SP directory 316AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 317 318ifeq (${AARCH32_SP_MAKE},) 319 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 320endif 321 322$(info Including ${AARCH32_SP_MAKE}) 323include ${AARCH32_SP_MAKE} 324endif 325 326endif 327 328################################################################################ 329# Check incompatible options 330################################################################################ 331 332ifdef EL3_PAYLOAD_BASE 333 ifdef PRELOADED_BL33_BASE 334 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 335 incompatible build options. EL3_PAYLOAD_BASE has priority.") 336 endif 337 ifneq (${GENERATE_COT},0) 338 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 339 endif 340 ifneq (${TRUSTED_BOARD_BOOT},0) 341 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 342 endif 343endif 344 345ifeq (${NEED_BL33},yes) 346 ifdef EL3_PAYLOAD_BASE 347 $(warning "BL33 image is not needed when option \ 348 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 349 endif 350 ifdef PRELOADED_BL33_BASE 351 $(warning "BL33 image is not needed when option \ 352 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 353 file.") 354 endif 355endif 356 357# For AArch32, LOAD_IMAGE_V2 must be enabled. 358ifeq (${ARCH},aarch32) 359 ifeq (${LOAD_IMAGE_V2}, 0) 360 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 361 endif 362endif 363 364# When building for systems with hardware-assisted coherency, there's no need to 365# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 366ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 367$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 368endif 369 370ifneq ($(MULTI_CONSOLE_API), 0) 371 ifeq (${ARCH},aarch32) 372 $(error "Error: MULTI_CONSOLE_API is not supported for AArch32") 373 endif 374endif 375 376#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 377ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 378$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 379endif 380 381# SMC Calling Convention checks 382ifneq (${SMCCC_MAJOR_VERSION},1) 383 ifneq (${SPD},none) 384 $(error "SMC Calling Convention 1.X must be used with SPDs") 385 endif 386 ifeq (${ARCH},aarch32) 387 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 388 endif 389endif 390 391################################################################################ 392# Process platform overrideable behaviour 393################################################################################ 394 395# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 396# supplied for the FIP and Certificate generation tools. This flag can be 397# overridden by the platform. 398ifdef BL2_SOURCES 399 ifdef EL3_PAYLOAD_BASE 400 # If booting an EL3 payload there is no need for a BL33 image 401 # in the FIP file. 402 NEED_BL33 := no 403 else 404 ifdef PRELOADED_BL33_BASE 405 # If booting a BL33 preloaded image there is no need of 406 # another one in the FIP file. 407 NEED_BL33 := no 408 else 409 NEED_BL33 ?= yes 410 endif 411 endif 412endif 413 414# If SCP_BL2 is given, we always want FIP to include it. 415ifdef SCP_BL2 416 NEED_SCP_BL2 := yes 417endif 418 419# For AArch32, BL31 is not currently supported. 420ifneq (${ARCH},aarch32) 421 ifdef BL31_SOURCES 422 # When booting an EL3 payload, there is no need to compile the BL31 image nor 423 # put it in the FIP. 424 ifndef EL3_PAYLOAD_BASE 425 NEED_BL31 := yes 426 endif 427 endif 428endif 429 430# Process TBB related flags 431ifneq (${GENERATE_COT},0) 432 # Common cert_create options 433 ifneq (${CREATE_KEYS},0) 434 $(eval CRT_ARGS += -n) 435 $(eval FWU_CRT_ARGS += -n) 436 ifneq (${SAVE_KEYS},0) 437 $(eval CRT_ARGS += -k) 438 $(eval FWU_CRT_ARGS += -k) 439 endif 440 endif 441 # Include TBBR makefile (unless the platform indicates otherwise) 442 ifeq (${INCLUDE_TBBR_MK},1) 443 include make_helpers/tbbr/tbbr_tools.mk 444 endif 445endif 446 447ifneq (${FIP_ALIGN},0) 448FIP_ARGS += --align ${FIP_ALIGN} 449endif 450 451################################################################################ 452# Include libraries' Makefile that are used in all BL 453################################################################################ 454 455include lib/stack_protector/stack_protector.mk 456 457################################################################################ 458# Auxiliary tools (fiptool, cert_create, etc) 459################################################################################ 460 461# Variables for use with Certificate Generation Tool 462CRTTOOLPATH ?= tools/cert_create 463CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 464 465# Variables for use with Firmware Image Package 466FIPTOOLPATH ?= tools/fiptool 467FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 468 469################################################################################ 470# Include BL specific makefiles 471################################################################################ 472ifdef BL1_SOURCES 473NEED_BL1 := yes 474include bl1/bl1.mk 475endif 476 477ifdef BL2_SOURCES 478NEED_BL2 := yes 479include bl2/bl2.mk 480endif 481 482ifdef BL2U_SOURCES 483NEED_BL2U := yes 484include bl2u/bl2u.mk 485endif 486 487ifeq (${NEED_BL31},yes) 488ifdef BL31_SOURCES 489include bl31/bl31.mk 490endif 491endif 492 493ifdef FDT_SOURCES 494NEED_FDT := yes 495endif 496 497################################################################################ 498# Build options checks 499################################################################################ 500 501$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 502$(eval $(call assert_boolean,CREATE_KEYS)) 503$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 504$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 505$(eval $(call assert_boolean,DEBUG)) 506$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 507$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 508$(eval $(call assert_boolean,ENABLE_AMU)) 509$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 510$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 511$(eval $(call assert_boolean,ENABLE_PMF)) 512$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 513$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 514$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 515$(eval $(call assert_boolean,ENABLE_SPM)) 516$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 517$(eval $(call assert_boolean,ERROR_DEPRECATED)) 518$(eval $(call assert_boolean,GENERATE_COT)) 519$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 520$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 521$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 522$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 523$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 524$(eval $(call assert_boolean,PL011_GENERIC_UART)) 525$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 526$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 527$(eval $(call assert_boolean,RESET_TO_BL31)) 528$(eval $(call assert_boolean,SAVE_KEYS)) 529$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 530$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 531$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 532$(eval $(call assert_boolean,USE_COHERENT_MEM)) 533$(eval $(call assert_boolean,USE_TBBR_DEFS)) 534$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 535$(eval $(call assert_boolean,BL2_AT_EL3)) 536$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 537 538$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 539$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 540$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 541 542################################################################################ 543# Add definitions to the cpp preprocessor based on the current build options. 544# This is done after including the platform specific makefile to allow the 545# platform to overwrite the default options 546################################################################################ 547 548$(eval $(call add_define,ARM_ARCH_MAJOR)) 549$(eval $(call add_define,ARM_ARCH_MINOR)) 550$(eval $(call add_define,ARM_GIC_ARCH)) 551$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 552$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 553$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 554$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 555$(eval $(call add_define,ENABLE_AMU)) 556$(eval $(call add_define,ENABLE_ASSERTIONS)) 557$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 558$(eval $(call add_define,ENABLE_PMF)) 559$(eval $(call add_define,ENABLE_PSCI_STAT)) 560$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 561$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 562$(eval $(call add_define,ENABLE_SPM)) 563$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 564$(eval $(call add_define,ERROR_DEPRECATED)) 565$(eval $(call add_define,GICV2_G0_FOR_EL3)) 566$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 567$(eval $(call add_define,LOAD_IMAGE_V2)) 568$(eval $(call add_define,LOG_LEVEL)) 569$(eval $(call add_define,MULTI_CONSOLE_API)) 570$(eval $(call add_define,NS_TIMER_SWITCH)) 571$(eval $(call add_define,PL011_GENERIC_UART)) 572$(eval $(call add_define,PLAT_${PLAT})) 573$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 574$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 575$(eval $(call add_define,RESET_TO_BL31)) 576$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 577$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 578$(eval $(call add_define,SPD_${SPD})) 579$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 580$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 581$(eval $(call add_define,USE_COHERENT_MEM)) 582$(eval $(call add_define,USE_TBBR_DEFS)) 583$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 584$(eval $(call add_define,BL2_AT_EL3)) 585$(eval $(call add_define,BL2_IN_XIP_MEM)) 586 587# Define the EL3_PAYLOAD_BASE flag only if it is provided. 588ifdef EL3_PAYLOAD_BASE 589 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 590else 591 # Define the PRELOADED_BL33_BASE flag only if it is provided and 592 # EL3_PAYLOAD_BASE is not defined, as it has priority. 593 ifdef PRELOADED_BL33_BASE 594 $(eval $(call add_define,PRELOADED_BL33_BASE)) 595 endif 596endif 597# Define the AARCH32/AARCH64 flag based on the ARCH flag 598ifeq (${ARCH},aarch32) 599 $(eval $(call add_define,AARCH32)) 600else 601 $(eval $(call add_define,AARCH64)) 602endif 603 604################################################################################ 605# Build targets 606################################################################################ 607 608.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 609.SUFFIXES: 610 611all: msg_start 612 613msg_start: 614 @echo "Building ${PLAT}" 615 616# Check if deprecated declarations and cpp warnings should be treated as error or not. 617ifeq (${ERROR_DEPRECATED},0) 618 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 619endif 620 621# Expand build macros for the different images 622ifeq (${NEED_BL1},yes) 623$(eval $(call MAKE_BL,1)) 624endif 625 626ifeq (${NEED_BL2},yes) 627ifeq (${BL2_AT_EL3}, 0) 628FIP_BL2_ARGS := tb-fw 629endif 630 631$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 632 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 633endif 634 635ifeq (${NEED_SCP_BL2},yes) 636$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 637endif 638 639ifeq (${NEED_BL31},yes) 640BL31_SOURCES += ${SPD_SOURCES} 641$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 642 $(eval $(call MAKE_BL,31,soc-fw))) 643endif 644 645# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 646# build system will call TOOL_ADD_IMG to print a warning message and abort the 647# process. Note that the dependency on BL32 applies to the FIP only. 648ifeq (${NEED_BL32},yes) 649 650BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 651 652$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 653 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 654endif 655 656# Add the BL33 image if required by the platform 657ifeq (${NEED_BL33},yes) 658$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 659endif 660 661ifeq (${NEED_BL2U},yes) 662$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 663 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 664endif 665 666# Expand build macros for the different images 667ifeq (${NEED_FDT},yes) 668 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 669endif 670 671locate-checkpatch: 672ifndef CHECKPATCH 673 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 674else 675ifeq (,$(wildcard ${CHECKPATCH})) 676 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 677endif 678endif 679 680clean: 681 @echo " CLEAN" 682 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 683 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 684 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 685 686realclean distclean: 687 @echo " REALCLEAN" 688 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 689 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 690 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 691 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 692 693checkcodebase: locate-checkpatch 694 @echo " CHECKING STYLE" 695 @if test -d .git ; then \ 696 git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' | \ 697 while read GIT_FILE ; \ 698 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 699 done ; \ 700 else \ 701 find . -type f -not -iwholename "*.git*" \ 702 -not -iwholename "*build*" \ 703 -not -iwholename "*libfdt*" \ 704 -not -iwholename "*stdlib*" \ 705 -not -iwholename "*docs*" \ 706 -not -iwholename "*.md" \ 707 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 708 fi 709 710checkpatch: locate-checkpatch 711 @echo " CHECKING STYLE" 712 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 713 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 714 printf "\n[*] Checking style of '$$commit'\n\n"; \ 715 git log --format=email "$$commit~..$$commit" \ 716 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 717 git diff --format=email "$$commit~..$$commit" \ 718 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 719 done 720 721certtool: ${CRTTOOL} 722 723.PHONY: ${CRTTOOL} 724${CRTTOOL}: 725 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 726 @${ECHO_BLANK_LINE} 727 @echo "Built $@ successfully" 728 @${ECHO_BLANK_LINE} 729 730ifneq (${GENERATE_COT},0) 731certificates: ${CRT_DEPS} ${CRTTOOL} 732 ${Q}${CRTTOOL} ${CRT_ARGS} 733 @${ECHO_BLANK_LINE} 734 @echo "Built $@ successfully" 735 @echo "Certificates can be found in ${BUILD_PLAT}" 736 @${ECHO_BLANK_LINE} 737endif 738 739${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 740 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 741 ${Q}${FIPTOOL} info $@ 742 @${ECHO_BLANK_LINE} 743 @echo "Built $@ successfully" 744 @${ECHO_BLANK_LINE} 745 746ifneq (${GENERATE_COT},0) 747fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 748 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 749 @${ECHO_BLANK_LINE} 750 @echo "Built $@ successfully" 751 @echo "FWU certificates can be found in ${BUILD_PLAT}" 752 @${ECHO_BLANK_LINE} 753endif 754 755${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 756 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 757 ${Q}${FIPTOOL} info $@ 758 @${ECHO_BLANK_LINE} 759 @echo "Built $@ successfully" 760 @${ECHO_BLANK_LINE} 761 762fiptool: ${FIPTOOL} 763fip: ${BUILD_PLAT}/${FIP_NAME} 764fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 765 766.PHONY: ${FIPTOOL} 767${FIPTOOL}: 768 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 769 770cscope: 771 @echo " CSCOPE" 772 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 773 ${Q}cscope -b -q -k 774 775help: 776 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 777 @echo "" 778 @echo "PLAT is used to specify which platform you wish to build." 779 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 780 @echo "" 781 @echo "Please refer to the User Guide for a list of all supported options." 782 @echo "Note that the build system doesn't track dependencies for build " 783 @echo "options. Therefore, if any of the build options are changed " 784 @echo "from a previous build, a clean build must be performed." 785 @echo "" 786 @echo "Supported Targets:" 787 @echo " all Build all individual bootloader binaries" 788 @echo " bl1 Build the BL1 binary" 789 @echo " bl2 Build the BL2 binary" 790 @echo " bl2u Build the BL2U binary" 791 @echo " bl31 Build the BL31 binary" 792 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 793 @echo " this builds secure payload specified by AARCH32_SP" 794 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 795 @echo " fip Build the Firmware Image Package (FIP)" 796 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 797 @echo " checkcodebase Check the coding style of the entire source tree" 798 @echo " checkpatch Check the coding style on changes in the current" 799 @echo " branch against BASE_COMMIT (default origin/master)" 800 @echo " clean Clean the build for the selected platform" 801 @echo " cscope Generate cscope index" 802 @echo " distclean Remove all build artifacts for all platforms" 803 @echo " certtool Build the Certificate generation tool" 804 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 805 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 806 @echo "" 807 @echo "Note: most build targets require PLAT to be set to a specific platform." 808 @echo "" 809 @echo "example: build all targets for the FVP platform:" 810 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 811