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 := 4 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/${ARCH}/misc_helpers.S \ 195 plat/common/plat_log_common.c \ 196 plat/common/platform_helpers_default.c \ 197 plat/common/${ARCH}/plat_common.c \ 198 plat/common/${ARCH}/platform_helpers.S \ 199 ${COMPILER_RT_SRCS} \ 200 ${STDLIB_SRCS} 201 202INCLUDES += -Iinclude/bl1 \ 203 -Iinclude/bl31 \ 204 -Iinclude/common \ 205 -Iinclude/common/${ARCH} \ 206 -Iinclude/drivers \ 207 -Iinclude/drivers/arm \ 208 -Iinclude/drivers/auth \ 209 -Iinclude/drivers/io \ 210 -Iinclude/drivers/ti/uart \ 211 -Iinclude/lib \ 212 -Iinclude/lib/${ARCH} \ 213 -Iinclude/lib/cpus \ 214 -Iinclude/lib/cpus/${ARCH} \ 215 -Iinclude/lib/el3_runtime \ 216 -Iinclude/lib/el3_runtime/${ARCH} \ 217 -Iinclude/lib/extensions \ 218 -Iinclude/lib/pmf \ 219 -Iinclude/lib/psci \ 220 -Iinclude/lib/xlat_tables \ 221 -Iinclude/plat/common \ 222 -Iinclude/services \ 223 ${PLAT_INCLUDES} \ 224 ${SPD_INCLUDES} \ 225 -Iinclude/tools_share 226 227 228################################################################################ 229# Generic definitions 230################################################################################ 231 232include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 233 234BUILD_BASE := ./build 235BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 236 237SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 238 239# Platforms providing their own TBB makefile may override this value 240INCLUDE_TBBR_MK := 1 241 242 243################################################################################ 244# Include SPD Makefile if one has been specified 245################################################################################ 246 247ifneq (${SPD},none) 248ifeq (${ARCH},aarch32) 249 $(error "Error: SPD is incompatible with AArch32.") 250endif 251ifdef EL3_PAYLOAD_BASE 252 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 253 $(warning "The SPD and its BL32 companion will be present but ignored.") 254endif 255 # We expect to locate an spd.mk under the specified SPD directory 256 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 257 258 ifeq (${SPD_MAKE},) 259 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 260 endif 261 $(info Including ${SPD_MAKE}) 262 include ${SPD_MAKE} 263 264 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 265 # Makefile would set NEED_BL32 to "yes". In this case, the build system 266 # supports two mutually exclusive options: 267 # * BL32 is built from source: then BL32_SOURCES must contain the list 268 # of source files to build BL32 269 # * BL32 is a prebuilt binary: then BL32 must point to the image file 270 # that will be included in the FIP 271 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 272 # over the sources. 273endif 274 275################################################################################ 276# Include libraries' Makefile that are used in all BL 277################################################################################ 278 279include lib/stack_protector/stack_protector.mk 280 281 282################################################################################ 283# Include the platform specific Makefile after the SPD Makefile (the platform 284# makefile may use all previous definitions in this file) 285################################################################################ 286 287include ${PLAT_MAKEFILE_FULL} 288 289$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 290 291ifeq (${ARM_ARCH_MAJOR},7) 292include make_helpers/armv7-a-cpus.mk 293endif 294 295# Platform compatibility is not supported in AArch32 296ifneq (${ARCH},aarch32) 297# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 298ifndef ENABLE_PLAT_COMPAT 299ENABLE_PLAT_COMPAT := 1 300endif 301 302# Include the platform compatibility helpers for PSCI 303ifneq (${ENABLE_PLAT_COMPAT}, 0) 304include plat/compat/plat_compat.mk 305endif 306endif 307 308# Include the CPU specific operations makefile, which provides default 309# values for all CPU errata workarounds and CPU specific optimisations. 310# This can be overridden by the platform. 311include lib/cpus/cpu-ops.mk 312 313ifeq (${ARCH},aarch32) 314NEED_BL32 := yes 315 316################################################################################ 317# Build `AARCH32_SP` as BL32 image for AArch32 318################################################################################ 319ifneq (${AARCH32_SP},none) 320# We expect to locate an sp.mk under the specified AARCH32_SP directory 321AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 322 323ifeq (${AARCH32_SP_MAKE},) 324 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 325endif 326 327$(info Including ${AARCH32_SP_MAKE}) 328include ${AARCH32_SP_MAKE} 329endif 330 331endif 332 333################################################################################ 334# Check incompatible options 335################################################################################ 336 337ifdef EL3_PAYLOAD_BASE 338 ifdef PRELOADED_BL33_BASE 339 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 340 incompatible build options. EL3_PAYLOAD_BASE has priority.") 341 endif 342 ifneq (${GENERATE_COT},0) 343 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 344 endif 345 ifneq (${TRUSTED_BOARD_BOOT},0) 346 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 347 endif 348endif 349 350ifeq (${NEED_BL33},yes) 351 ifdef EL3_PAYLOAD_BASE 352 $(warning "BL33 image is not needed when option \ 353 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 354 endif 355 ifdef PRELOADED_BL33_BASE 356 $(warning "BL33 image is not needed when option \ 357 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 358 file.") 359 endif 360endif 361 362# For AArch32, LOAD_IMAGE_V2 must be enabled. 363ifeq (${ARCH},aarch32) 364 ifeq (${LOAD_IMAGE_V2}, 0) 365 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 366 endif 367endif 368 369# When building for systems with hardware-assisted coherency, there's no need to 370# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 371ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 372$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 373endif 374 375################################################################################ 376# Process platform overrideable behaviour 377################################################################################ 378 379# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 380# supplied for the FIP and Certificate generation tools. This flag can be 381# overridden by the platform. 382ifdef BL2_SOURCES 383 ifdef EL3_PAYLOAD_BASE 384 # If booting an EL3 payload there is no need for a BL33 image 385 # in the FIP file. 386 NEED_BL33 := no 387 else 388 ifdef PRELOADED_BL33_BASE 389 # If booting a BL33 preloaded image there is no need of 390 # another one in the FIP file. 391 NEED_BL33 := no 392 else 393 NEED_BL33 ?= yes 394 endif 395 endif 396endif 397 398# If SCP_BL2 is given, we always want FIP to include it. 399ifdef SCP_BL2 400 NEED_SCP_BL2 := yes 401endif 402 403# For AArch32, BL31 is not currently supported. 404ifneq (${ARCH},aarch32) 405 ifdef BL31_SOURCES 406 # When booting an EL3 payload, there is no need to compile the BL31 image nor 407 # put it in the FIP. 408 ifndef EL3_PAYLOAD_BASE 409 NEED_BL31 := yes 410 endif 411 endif 412endif 413 414# Process TBB related flags 415ifneq (${GENERATE_COT},0) 416 # Common cert_create options 417 ifneq (${CREATE_KEYS},0) 418 $(eval CRT_ARGS += -n) 419 $(eval FWU_CRT_ARGS += -n) 420 ifneq (${SAVE_KEYS},0) 421 $(eval CRT_ARGS += -k) 422 $(eval FWU_CRT_ARGS += -k) 423 endif 424 endif 425 # Include TBBR makefile (unless the platform indicates otherwise) 426 ifeq (${INCLUDE_TBBR_MK},1) 427 include make_helpers/tbbr/tbbr_tools.mk 428 endif 429endif 430 431ifneq (${FIP_ALIGN},0) 432FIP_ARGS += --align ${FIP_ALIGN} 433endif 434 435################################################################################ 436# Auxiliary tools (fiptool, cert_create, etc) 437################################################################################ 438 439# Variables for use with Certificate Generation Tool 440CRTTOOLPATH ?= tools/cert_create 441CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 442 443# Variables for use with Firmware Image Package 444FIPTOOLPATH ?= tools/fiptool 445FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 446 447################################################################################ 448# Include BL specific makefiles 449################################################################################ 450ifdef BL1_SOURCES 451NEED_BL1 := yes 452include bl1/bl1.mk 453endif 454 455ifdef BL2_SOURCES 456NEED_BL2 := yes 457include bl2/bl2.mk 458endif 459 460ifdef BL2U_SOURCES 461NEED_BL2U := yes 462include bl2u/bl2u.mk 463endif 464 465ifeq (${NEED_BL31},yes) 466ifdef BL31_SOURCES 467include bl31/bl31.mk 468endif 469endif 470 471ifdef FDT_SOURCES 472NEED_FDT := yes 473endif 474 475################################################################################ 476# Build options checks 477################################################################################ 478 479$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 480$(eval $(call assert_boolean,CREATE_KEYS)) 481$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 482$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 483$(eval $(call assert_boolean,DEBUG)) 484$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 485$(eval $(call assert_boolean,ENABLE_AMU)) 486$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 487$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 488$(eval $(call assert_boolean,ENABLE_PMF)) 489$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 490$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 491$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 492$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 493$(eval $(call assert_boolean,ERROR_DEPRECATED)) 494$(eval $(call assert_boolean,GENERATE_COT)) 495$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 496$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 497$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 498$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 499$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 500$(eval $(call assert_boolean,PL011_GENERIC_UART)) 501$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 502$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 503$(eval $(call assert_boolean,RESET_TO_BL31)) 504$(eval $(call assert_boolean,SAVE_KEYS)) 505$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 506$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 507$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 508$(eval $(call assert_boolean,USE_COHERENT_MEM)) 509$(eval $(call assert_boolean,USE_TBBR_DEFS)) 510$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 511$(eval $(call assert_boolean,BL2_AT_EL3)) 512 513$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 514$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 515 516################################################################################ 517# Add definitions to the cpp preprocessor based on the current build options. 518# This is done after including the platform specific makefile to allow the 519# platform to overwrite the default options 520################################################################################ 521 522$(eval $(call add_define,ARM_ARCH_MAJOR)) 523$(eval $(call add_define,ARM_ARCH_MINOR)) 524$(eval $(call add_define,ARM_GIC_ARCH)) 525$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 526$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 527$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 528$(eval $(call add_define,ENABLE_AMU)) 529$(eval $(call add_define,ENABLE_ASSERTIONS)) 530$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 531$(eval $(call add_define,ENABLE_PMF)) 532$(eval $(call add_define,ENABLE_PSCI_STAT)) 533$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 534$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 535$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 536$(eval $(call add_define,ERROR_DEPRECATED)) 537$(eval $(call add_define,GICV2_G0_FOR_EL3)) 538$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 539$(eval $(call add_define,LOAD_IMAGE_V2)) 540$(eval $(call add_define,LOG_LEVEL)) 541$(eval $(call add_define,MULTI_CONSOLE_API)) 542$(eval $(call add_define,NS_TIMER_SWITCH)) 543$(eval $(call add_define,PL011_GENERIC_UART)) 544$(eval $(call add_define,PLAT_${PLAT})) 545$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 546$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 547$(eval $(call add_define,RESET_TO_BL31)) 548$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 549$(eval $(call add_define,ENABLE_SPM)) 550$(eval $(call add_define,SPD_${SPD})) 551$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 552$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 553$(eval $(call add_define,USE_COHERENT_MEM)) 554$(eval $(call add_define,USE_TBBR_DEFS)) 555$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 556$(eval $(call add_define,BL2_AT_EL3)) 557 558# Define the EL3_PAYLOAD_BASE flag only if it is provided. 559ifdef EL3_PAYLOAD_BASE 560 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 561else 562 # Define the PRELOADED_BL33_BASE flag only if it is provided and 563 # EL3_PAYLOAD_BASE is not defined, as it has priority. 564 ifdef PRELOADED_BL33_BASE 565 $(eval $(call add_define,PRELOADED_BL33_BASE)) 566 endif 567endif 568# Define the AARCH32/AARCH64 flag based on the ARCH flag 569ifeq (${ARCH},aarch32) 570 $(eval $(call add_define,AARCH32)) 571else 572 $(eval $(call add_define,AARCH64)) 573endif 574 575################################################################################ 576# Build targets 577################################################################################ 578 579.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 580.SUFFIXES: 581 582all: msg_start 583 584msg_start: 585 @echo "Building ${PLAT}" 586 587# Check if deprecated declarations should be treated as error or not. 588ifeq (${ERROR_DEPRECATED},0) 589 TF_CFLAGS += -Wno-error=deprecated-declarations 590endif 591 592# Expand build macros for the different images 593ifeq (${NEED_BL1},yes) 594$(eval $(call MAKE_BL,1)) 595endif 596 597ifeq (${NEED_BL2},yes) 598ifeq (${BL2_AT_EL3}, 0) 599FIP_BL2_ARGS := tb-fw 600endif 601 602$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 603 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 604endif 605 606ifeq (${NEED_SCP_BL2},yes) 607$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 608endif 609 610ifeq (${NEED_BL31},yes) 611BL31_SOURCES += ${SPD_SOURCES} 612$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 613 $(eval $(call MAKE_BL,31,soc-fw))) 614endif 615 616# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 617# build system will call TOOL_ADD_IMG to print a warning message and abort the 618# process. Note that the dependency on BL32 applies to the FIP only. 619ifeq (${NEED_BL32},yes) 620 621BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 622 623$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 624 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 625endif 626 627# Add the BL33 image if required by the platform 628ifeq (${NEED_BL33},yes) 629$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 630endif 631 632ifeq (${NEED_BL2U},yes) 633$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 634 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 635endif 636 637# Expand build macros for the different images 638ifeq (${NEED_FDT},yes) 639$(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 640$(eval $(call MAKE_FDT)) 641dtbs: $(DTBS) 642endif 643 644locate-checkpatch: 645ifndef CHECKPATCH 646 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 647else 648ifeq (,$(wildcard ${CHECKPATCH})) 649 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 650endif 651endif 652 653clean: 654 @echo " CLEAN" 655 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 656 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 657 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 658 659realclean distclean: 660 @echo " REALCLEAN" 661 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 662 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 663 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 664 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 665 666checkcodebase: locate-checkpatch 667 @echo " CHECKING STYLE" 668 @if test -d .git ; then \ 669 git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' | \ 670 while read GIT_FILE ; \ 671 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 672 done ; \ 673 else \ 674 find . -type f -not -iwholename "*.git*" \ 675 -not -iwholename "*build*" \ 676 -not -iwholename "*libfdt*" \ 677 -not -iwholename "*stdlib*" \ 678 -not -iwholename "*docs*" \ 679 -not -iwholename "*.md" \ 680 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 681 fi 682 683checkpatch: locate-checkpatch 684 @echo " CHECKING STYLE" 685 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 686 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 687 printf "\n[*] Checking style of '$$commit'\n\n"; \ 688 git log --format=email "$$commit~..$$commit" \ 689 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 690 git diff --format=email "$$commit~..$$commit" \ 691 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 692 done 693 694certtool: ${CRTTOOL} 695 696.PHONY: ${CRTTOOL} 697${CRTTOOL}: 698 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 699 @${ECHO_BLANK_LINE} 700 @echo "Built $@ successfully" 701 @${ECHO_BLANK_LINE} 702 703ifneq (${GENERATE_COT},0) 704certificates: ${CRT_DEPS} ${CRTTOOL} 705 ${Q}${CRTTOOL} ${CRT_ARGS} 706 @${ECHO_BLANK_LINE} 707 @echo "Built $@ successfully" 708 @echo "Certificates can be found in ${BUILD_PLAT}" 709 @${ECHO_BLANK_LINE} 710endif 711 712${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 713 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 714 ${Q}${FIPTOOL} info $@ 715 @${ECHO_BLANK_LINE} 716 @echo "Built $@ successfully" 717 @${ECHO_BLANK_LINE} 718 719ifneq (${GENERATE_COT},0) 720fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 721 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 722 @${ECHO_BLANK_LINE} 723 @echo "Built $@ successfully" 724 @echo "FWU certificates can be found in ${BUILD_PLAT}" 725 @${ECHO_BLANK_LINE} 726endif 727 728${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 729 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 730 ${Q}${FIPTOOL} info $@ 731 @${ECHO_BLANK_LINE} 732 @echo "Built $@ successfully" 733 @${ECHO_BLANK_LINE} 734 735fiptool: ${FIPTOOL} 736fip: ${BUILD_PLAT}/${FIP_NAME} 737fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 738 739.PHONY: ${FIPTOOL} 740${FIPTOOL}: 741 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 742 743cscope: 744 @echo " CSCOPE" 745 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 746 ${Q}cscope -b -q -k 747 748help: 749 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 750 @echo "" 751 @echo "PLAT is used to specify which platform you wish to build." 752 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 753 @echo "" 754 @echo "Please refer to the User Guide for a list of all supported options." 755 @echo "Note that the build system doesn't track dependencies for build " 756 @echo "options. Therefore, if any of the build options are changed " 757 @echo "from a previous build, a clean build must be performed." 758 @echo "" 759 @echo "Supported Targets:" 760 @echo " all Build all individual bootloader binaries" 761 @echo " bl1 Build the BL1 binary" 762 @echo " bl2 Build the BL2 binary" 763 @echo " bl2u Build the BL2U binary" 764 @echo " bl31 Build the BL31 binary" 765 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 766 @echo " this builds secure payload specified by AARCH32_SP" 767 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 768 @echo " fip Build the Firmware Image Package (FIP)" 769 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 770 @echo " checkcodebase Check the coding style of the entire source tree" 771 @echo " checkpatch Check the coding style on changes in the current" 772 @echo " branch against BASE_COMMIT (default origin/master)" 773 @echo " clean Clean the build for the selected platform" 774 @echo " cscope Generate cscope index" 775 @echo " distclean Remove all build artifacts for all platforms" 776 @echo " certtool Build the Certificate generation tool" 777 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 778 @echo " dtbs Build the Flattened device tree (if required for the platform)" 779 @echo "" 780 @echo "Note: most build targets require PLAT to be set to a specific platform." 781 @echo "" 782 @echo "example: build all targets for the FVP platform:" 783 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 784