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/${ARCH}/misc_helpers.S \ 195 plat/common/plat_bl_common.c \ 196 plat/common/plat_log_common.c \ 197 plat/common/${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 libraries' Makefile that are used in all BL 279################################################################################ 280 281include lib/stack_protector/stack_protector.mk 282 283 284################################################################################ 285# Include the platform specific Makefile after the SPD Makefile (the platform 286# makefile may use all previous definitions in this file) 287################################################################################ 288 289include ${PLAT_MAKEFILE_FULL} 290 291$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 292 293ifeq (${ARM_ARCH_MAJOR},7) 294include make_helpers/armv7-a-cpus.mk 295endif 296 297# Platform compatibility is not supported in AArch32 298ifneq (${ARCH},aarch32) 299# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 300ifndef ENABLE_PLAT_COMPAT 301ENABLE_PLAT_COMPAT := 1 302endif 303 304# Include the platform compatibility helpers for PSCI 305ifneq (${ENABLE_PLAT_COMPAT}, 0) 306include plat/compat/plat_compat.mk 307endif 308endif 309 310# Include the CPU specific operations makefile, which provides default 311# values for all CPU errata workarounds and CPU specific optimisations. 312# This can be overridden by the platform. 313include lib/cpus/cpu-ops.mk 314 315ifeq (${ARCH},aarch32) 316NEED_BL32 := yes 317 318################################################################################ 319# Build `AARCH32_SP` as BL32 image for AArch32 320################################################################################ 321ifneq (${AARCH32_SP},none) 322# We expect to locate an sp.mk under the specified AARCH32_SP directory 323AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 324 325ifeq (${AARCH32_SP_MAKE},) 326 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 327endif 328 329$(info Including ${AARCH32_SP_MAKE}) 330include ${AARCH32_SP_MAKE} 331endif 332 333endif 334 335################################################################################ 336# Check incompatible options 337################################################################################ 338 339ifdef EL3_PAYLOAD_BASE 340 ifdef PRELOADED_BL33_BASE 341 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 342 incompatible build options. EL3_PAYLOAD_BASE has priority.") 343 endif 344 ifneq (${GENERATE_COT},0) 345 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 346 endif 347 ifneq (${TRUSTED_BOARD_BOOT},0) 348 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 349 endif 350endif 351 352ifeq (${NEED_BL33},yes) 353 ifdef EL3_PAYLOAD_BASE 354 $(warning "BL33 image is not needed when option \ 355 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 356 endif 357 ifdef PRELOADED_BL33_BASE 358 $(warning "BL33 image is not needed when option \ 359 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 360 file.") 361 endif 362endif 363 364# For AArch32, LOAD_IMAGE_V2 must be enabled. 365ifeq (${ARCH},aarch32) 366 ifeq (${LOAD_IMAGE_V2}, 0) 367 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 368 endif 369endif 370 371# When building for systems with hardware-assisted coherency, there's no need to 372# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 373ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 374$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 375endif 376 377################################################################################ 378# Process platform overrideable behaviour 379################################################################################ 380 381# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 382# supplied for the FIP and Certificate generation tools. This flag can be 383# overridden by the platform. 384ifdef BL2_SOURCES 385 ifdef EL3_PAYLOAD_BASE 386 # If booting an EL3 payload there is no need for a BL33 image 387 # in the FIP file. 388 NEED_BL33 := no 389 else 390 ifdef PRELOADED_BL33_BASE 391 # If booting a BL33 preloaded image there is no need of 392 # another one in the FIP file. 393 NEED_BL33 := no 394 else 395 NEED_BL33 ?= yes 396 endif 397 endif 398endif 399 400# If SCP_BL2 is given, we always want FIP to include it. 401ifdef SCP_BL2 402 NEED_SCP_BL2 := yes 403endif 404 405# For AArch32, BL31 is not currently supported. 406ifneq (${ARCH},aarch32) 407 ifdef BL31_SOURCES 408 # When booting an EL3 payload, there is no need to compile the BL31 image nor 409 # put it in the FIP. 410 ifndef EL3_PAYLOAD_BASE 411 NEED_BL31 := yes 412 endif 413 endif 414endif 415 416# Process TBB related flags 417ifneq (${GENERATE_COT},0) 418 # Common cert_create options 419 ifneq (${CREATE_KEYS},0) 420 $(eval CRT_ARGS += -n) 421 $(eval FWU_CRT_ARGS += -n) 422 ifneq (${SAVE_KEYS},0) 423 $(eval CRT_ARGS += -k) 424 $(eval FWU_CRT_ARGS += -k) 425 endif 426 endif 427 # Include TBBR makefile (unless the platform indicates otherwise) 428 ifeq (${INCLUDE_TBBR_MK},1) 429 include make_helpers/tbbr/tbbr_tools.mk 430 endif 431endif 432 433ifneq (${FIP_ALIGN},0) 434FIP_ARGS += --align ${FIP_ALIGN} 435endif 436 437################################################################################ 438# Auxiliary tools (fiptool, cert_create, etc) 439################################################################################ 440 441# Variables for use with Certificate Generation Tool 442CRTTOOLPATH ?= tools/cert_create 443CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 444 445# Variables for use with Firmware Image Package 446FIPTOOLPATH ?= tools/fiptool 447FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 448 449################################################################################ 450# Include BL specific makefiles 451################################################################################ 452ifdef BL1_SOURCES 453NEED_BL1 := yes 454include bl1/bl1.mk 455endif 456 457ifdef BL2_SOURCES 458NEED_BL2 := yes 459include bl2/bl2.mk 460endif 461 462ifdef BL2U_SOURCES 463NEED_BL2U := yes 464include bl2u/bl2u.mk 465endif 466 467ifeq (${NEED_BL31},yes) 468ifdef BL31_SOURCES 469include bl31/bl31.mk 470endif 471endif 472 473ifdef FDT_SOURCES 474NEED_FDT := yes 475endif 476 477################################################################################ 478# Build options checks 479################################################################################ 480 481$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 482$(eval $(call assert_boolean,CREATE_KEYS)) 483$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 484$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 485$(eval $(call assert_boolean,DEBUG)) 486$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 487$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 488$(eval $(call assert_boolean,ENABLE_AMU)) 489$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 490$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 491$(eval $(call assert_boolean,ENABLE_PMF)) 492$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 493$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 494$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 495$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 496$(eval $(call assert_boolean,ERROR_DEPRECATED)) 497$(eval $(call assert_boolean,GENERATE_COT)) 498$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 499$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 500$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 501$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 502$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 503$(eval $(call assert_boolean,PL011_GENERIC_UART)) 504$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 505$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 506$(eval $(call assert_boolean,RESET_TO_BL31)) 507$(eval $(call assert_boolean,SAVE_KEYS)) 508$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 509$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 510$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 511$(eval $(call assert_boolean,USE_COHERENT_MEM)) 512$(eval $(call assert_boolean,USE_TBBR_DEFS)) 513$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 514$(eval $(call assert_boolean,BL2_AT_EL3)) 515 516$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 517$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 518 519################################################################################ 520# Add definitions to the cpp preprocessor based on the current build options. 521# This is done after including the platform specific makefile to allow the 522# platform to overwrite the default options 523################################################################################ 524 525$(eval $(call add_define,ARM_ARCH_MAJOR)) 526$(eval $(call add_define,ARM_ARCH_MINOR)) 527$(eval $(call add_define,ARM_GIC_ARCH)) 528$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 529$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 530$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 531$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 532$(eval $(call add_define,ENABLE_AMU)) 533$(eval $(call add_define,ENABLE_ASSERTIONS)) 534$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 535$(eval $(call add_define,ENABLE_PMF)) 536$(eval $(call add_define,ENABLE_PSCI_STAT)) 537$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 538$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 539$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 540$(eval $(call add_define,ERROR_DEPRECATED)) 541$(eval $(call add_define,GICV2_G0_FOR_EL3)) 542$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 543$(eval $(call add_define,LOAD_IMAGE_V2)) 544$(eval $(call add_define,LOG_LEVEL)) 545$(eval $(call add_define,MULTI_CONSOLE_API)) 546$(eval $(call add_define,NS_TIMER_SWITCH)) 547$(eval $(call add_define,PL011_GENERIC_UART)) 548$(eval $(call add_define,PLAT_${PLAT})) 549$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 550$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 551$(eval $(call add_define,RESET_TO_BL31)) 552$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 553$(eval $(call add_define,ENABLE_SPM)) 554$(eval $(call add_define,SPD_${SPD})) 555$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 556$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 557$(eval $(call add_define,USE_COHERENT_MEM)) 558$(eval $(call add_define,USE_TBBR_DEFS)) 559$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 560$(eval $(call add_define,BL2_AT_EL3)) 561 562# Define the EL3_PAYLOAD_BASE flag only if it is provided. 563ifdef EL3_PAYLOAD_BASE 564 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 565else 566 # Define the PRELOADED_BL33_BASE flag only if it is provided and 567 # EL3_PAYLOAD_BASE is not defined, as it has priority. 568 ifdef PRELOADED_BL33_BASE 569 $(eval $(call add_define,PRELOADED_BL33_BASE)) 570 endif 571endif 572# Define the AARCH32/AARCH64 flag based on the ARCH flag 573ifeq (${ARCH},aarch32) 574 $(eval $(call add_define,AARCH32)) 575else 576 $(eval $(call add_define,AARCH64)) 577endif 578 579################################################################################ 580# Build targets 581################################################################################ 582 583.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 584.SUFFIXES: 585 586all: msg_start 587 588msg_start: 589 @echo "Building ${PLAT}" 590 591# Check if deprecated declarations should be treated as error or not. 592ifeq (${ERROR_DEPRECATED},0) 593 TF_CFLAGS += -Wno-error=deprecated-declarations 594endif 595 596# Expand build macros for the different images 597ifeq (${NEED_BL1},yes) 598$(eval $(call MAKE_BL,1)) 599endif 600 601ifeq (${NEED_BL2},yes) 602ifeq (${BL2_AT_EL3}, 0) 603FIP_BL2_ARGS := tb-fw 604endif 605 606$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 607 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 608endif 609 610ifeq (${NEED_SCP_BL2},yes) 611$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 612endif 613 614ifeq (${NEED_BL31},yes) 615BL31_SOURCES += ${SPD_SOURCES} 616$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 617 $(eval $(call MAKE_BL,31,soc-fw))) 618endif 619 620# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 621# build system will call TOOL_ADD_IMG to print a warning message and abort the 622# process. Note that the dependency on BL32 applies to the FIP only. 623ifeq (${NEED_BL32},yes) 624 625BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 626 627$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 628 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 629endif 630 631# Add the BL33 image if required by the platform 632ifeq (${NEED_BL33},yes) 633$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 634endif 635 636ifeq (${NEED_BL2U},yes) 637$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 638 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 639endif 640 641# Expand build macros for the different images 642ifeq (${NEED_FDT},yes) 643 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 644endif 645 646locate-checkpatch: 647ifndef CHECKPATCH 648 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 649else 650ifeq (,$(wildcard ${CHECKPATCH})) 651 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 652endif 653endif 654 655clean: 656 @echo " CLEAN" 657 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 658 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 659 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 660 661realclean distclean: 662 @echo " REALCLEAN" 663 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 664 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 665 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 666 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 667 668checkcodebase: locate-checkpatch 669 @echo " CHECKING STYLE" 670 @if test -d .git ; then \ 671 git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' | \ 672 while read GIT_FILE ; \ 673 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 674 done ; \ 675 else \ 676 find . -type f -not -iwholename "*.git*" \ 677 -not -iwholename "*build*" \ 678 -not -iwholename "*libfdt*" \ 679 -not -iwholename "*stdlib*" \ 680 -not -iwholename "*docs*" \ 681 -not -iwholename "*.md" \ 682 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 683 fi 684 685checkpatch: locate-checkpatch 686 @echo " CHECKING STYLE" 687 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 688 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 689 printf "\n[*] Checking style of '$$commit'\n\n"; \ 690 git log --format=email "$$commit~..$$commit" \ 691 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 692 git diff --format=email "$$commit~..$$commit" \ 693 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 694 done 695 696certtool: ${CRTTOOL} 697 698.PHONY: ${CRTTOOL} 699${CRTTOOL}: 700 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 701 @${ECHO_BLANK_LINE} 702 @echo "Built $@ successfully" 703 @${ECHO_BLANK_LINE} 704 705ifneq (${GENERATE_COT},0) 706certificates: ${CRT_DEPS} ${CRTTOOL} 707 ${Q}${CRTTOOL} ${CRT_ARGS} 708 @${ECHO_BLANK_LINE} 709 @echo "Built $@ successfully" 710 @echo "Certificates can be found in ${BUILD_PLAT}" 711 @${ECHO_BLANK_LINE} 712endif 713 714${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 715 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 716 ${Q}${FIPTOOL} info $@ 717 @${ECHO_BLANK_LINE} 718 @echo "Built $@ successfully" 719 @${ECHO_BLANK_LINE} 720 721ifneq (${GENERATE_COT},0) 722fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 723 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 724 @${ECHO_BLANK_LINE} 725 @echo "Built $@ successfully" 726 @echo "FWU certificates can be found in ${BUILD_PLAT}" 727 @${ECHO_BLANK_LINE} 728endif 729 730${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 731 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 732 ${Q}${FIPTOOL} info $@ 733 @${ECHO_BLANK_LINE} 734 @echo "Built $@ successfully" 735 @${ECHO_BLANK_LINE} 736 737fiptool: ${FIPTOOL} 738fip: ${BUILD_PLAT}/${FIP_NAME} 739fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 740 741.PHONY: ${FIPTOOL} 742${FIPTOOL}: 743 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 744 745cscope: 746 @echo " CSCOPE" 747 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 748 ${Q}cscope -b -q -k 749 750help: 751 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 752 @echo "" 753 @echo "PLAT is used to specify which platform you wish to build." 754 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 755 @echo "" 756 @echo "Please refer to the User Guide for a list of all supported options." 757 @echo "Note that the build system doesn't track dependencies for build " 758 @echo "options. Therefore, if any of the build options are changed " 759 @echo "from a previous build, a clean build must be performed." 760 @echo "" 761 @echo "Supported Targets:" 762 @echo " all Build all individual bootloader binaries" 763 @echo " bl1 Build the BL1 binary" 764 @echo " bl2 Build the BL2 binary" 765 @echo " bl2u Build the BL2U binary" 766 @echo " bl31 Build the BL31 binary" 767 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 768 @echo " this builds secure payload specified by AARCH32_SP" 769 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 770 @echo " fip Build the Firmware Image Package (FIP)" 771 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 772 @echo " checkcodebase Check the coding style of the entire source tree" 773 @echo " checkpatch Check the coding style on changes in the current" 774 @echo " branch against BASE_COMMIT (default origin/master)" 775 @echo " clean Clean the build for the selected platform" 776 @echo " cscope Generate cscope index" 777 @echo " distclean Remove all build artifacts for all platforms" 778 @echo " certtool Build the Certificate generation tool" 779 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 780 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 781 @echo "" 782 @echo "Note: most build targets require PLAT to be set to a specific platform." 783 @echo "" 784 @echo "example: build all targets for the FVP platform:" 785 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 786