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/libc, \ 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/libc, \ 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 89 ifneq ($(findstring clang,$(notdir $(CC))),) 90 ASFLAGS += -g 91 else 92 ASFLAGS += -g -Wa,--gdwarf-2 93 endif 94 95 # Use LOG_LEVEL_INFO by default for debug builds 96 LOG_LEVEL := 40 97else 98 BUILD_TYPE := release 99 # Use LOG_LEVEL_NOTICE by default for release builds 100 LOG_LEVEL := 20 101endif 102 103# Default build string (git branch and commit) 104ifeq (${BUILD_STRING},) 105 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 106endif 107VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 108 109# The cert_create tool cannot generate certificates individually, so we use the 110# target 'certificates' to create them all 111ifneq (${GENERATE_COT},0) 112 FIP_DEPS += certificates 113 FWU_FIP_DEPS += fwu_certificates 114endif 115 116 117################################################################################ 118# Toolchain 119################################################################################ 120 121HOSTCC := gcc 122export HOSTCC 123 124CC := ${CROSS_COMPILE}gcc 125CPP := ${CROSS_COMPILE}cpp 126AS := ${CROSS_COMPILE}gcc 127AR := ${CROSS_COMPILE}ar 128LINKER := ${CROSS_COMPILE}ld 129OC := ${CROSS_COMPILE}objcopy 130OD := ${CROSS_COMPILE}objdump 131NM := ${CROSS_COMPILE}nm 132PP := ${CROSS_COMPILE}gcc -E 133DTC := dtc 134 135# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 136ifneq ($(strip $(wildcard ${LD}.bfd) \ 137 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 138LINKER := ${LINKER}.bfd 139endif 140 141ifeq (${ARM_ARCH_MAJOR},7) 142target32-directive = -target arm-none-eabi 143# Will set march32-directive from platform configuration 144else 145target32-directive = -target armv8a-none-eabi 146march32-directive = -march=armv8-a 147endif 148 149ifeq ($(notdir $(CC)),armclang) 150TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive) 151TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi -march=armv8-a 152LD = $(LINKER) 153AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 154CPP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 155PP = $(CC) -E $(TF_CFLAGS_$(ARCH)) 156else ifneq ($(findstring clang,$(notdir $(CC))),) 157TF_CFLAGS_aarch32 = $(target32-directive) 158TF_CFLAGS_aarch64 = -target aarch64-elf 159LD = $(LINKER) 160AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 161CPP = $(CC) -E 162PP = $(CC) -E 163else 164TF_CFLAGS_aarch32 = $(march32-directive) 165TF_CFLAGS_aarch64 = -march=armv8-a 166LD = $(LINKER) 167endif 168 169ifeq (${AARCH32_INSTRUCTION_SET},A32) 170TF_CFLAGS_aarch32 += -marm 171else ifeq (${AARCH32_INSTRUCTION_SET},T32) 172TF_CFLAGS_aarch32 += -mthumb 173else 174$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 175endif 176 177TF_CFLAGS_aarch32 += -mno-unaligned-access 178TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 179 180ASFLAGS_aarch32 = $(march32-directive) 181ASFLAGS_aarch64 = -march=armv8-a 182 183CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 184 -Wmissing-include-dirs -Werror 185ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \ 186 -D__ASSEMBLY__ -ffreestanding \ 187 -Wa,--fatal-warnings 188TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 189 -ffreestanding -fno-builtin -Wall -std=gnu99 \ 190 -Os -ffunction-sections -fdata-sections 191 192GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 193PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 194 195ifneq ($(PIE_FOUND),) 196TF_CFLAGS += -fno-PIE 197endif 198 199TF_LDFLAGS += --fatal-warnings -O1 200TF_LDFLAGS += --gc-sections 201TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 202 203DTC_FLAGS += -I dts -O dtb 204 205################################################################################ 206# Common sources and include directories 207################################################################################ 208include lib/compiler-rt/compiler-rt.mk 209include lib/libc/libc.mk 210 211BL_COMMON_SOURCES += common/bl_common.c \ 212 common/tf_log.c \ 213 common/${ARCH}/debug.S \ 214 lib/${ARCH}/cache_helpers.S \ 215 lib/${ARCH}/misc_helpers.S \ 216 plat/common/plat_bl_common.c \ 217 plat/common/plat_log_common.c \ 218 plat/common/${ARCH}/plat_common.c \ 219 plat/common/${ARCH}/platform_helpers.S \ 220 ${COMPILER_RT_SRCS} 221 222ifeq ($(notdir $(CC)),armclang) 223BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 224endif 225 226INCLUDES += -Iinclude \ 227 -Iinclude/bl1 \ 228 -Iinclude/bl2 \ 229 -Iinclude/bl2u \ 230 -Iinclude/bl31 \ 231 -Iinclude/common \ 232 -Iinclude/common/${ARCH} \ 233 -Iinclude/drivers \ 234 -Iinclude/drivers/arm \ 235 -Iinclude/drivers/auth \ 236 -Iinclude/drivers/io \ 237 -Iinclude/drivers/ti/uart \ 238 -Iinclude/lib \ 239 -Iinclude/lib/${ARCH} \ 240 -Iinclude/lib/cpus \ 241 -Iinclude/lib/cpus/${ARCH} \ 242 -Iinclude/lib/el3_runtime \ 243 -Iinclude/lib/el3_runtime/${ARCH} \ 244 -Iinclude/lib/extensions \ 245 -Iinclude/lib/pmf \ 246 -Iinclude/lib/psci \ 247 -Iinclude/lib/xlat_tables \ 248 -Iinclude/plat/common \ 249 -Iinclude/services \ 250 ${PLAT_INCLUDES} \ 251 ${SPD_INCLUDES} \ 252 -Iinclude/tools_share 253 254################################################################################ 255# Generic definitions 256################################################################################ 257 258include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 259 260BUILD_BASE := ./build 261BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 262 263SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 264 265# Platforms providing their own TBB makefile may override this value 266INCLUDE_TBBR_MK := 1 267 268 269################################################################################ 270# Include SPD Makefile if one has been specified 271################################################################################ 272 273ifneq (${SPD},none) 274ifeq (${ARCH},aarch32) 275 $(error "Error: SPD is incompatible with AArch32.") 276endif 277ifdef EL3_PAYLOAD_BASE 278 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 279 $(warning "The SPD and its BL32 companion will be present but ignored.") 280endif 281 # We expect to locate an spd.mk under the specified SPD directory 282 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 283 284 ifeq (${SPD_MAKE},) 285 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 286 endif 287 $(info Including ${SPD_MAKE}) 288 include ${SPD_MAKE} 289 290 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 291 # Makefile would set NEED_BL32 to "yes". In this case, the build system 292 # supports two mutually exclusive options: 293 # * BL32 is built from source: then BL32_SOURCES must contain the list 294 # of source files to build BL32 295 # * BL32 is a prebuilt binary: then BL32 must point to the image file 296 # that will be included in the FIP 297 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 298 # over the sources. 299endif 300 301################################################################################ 302# Include the platform specific Makefile after the SPD Makefile (the platform 303# makefile may use all previous definitions in this file) 304################################################################################ 305 306include ${PLAT_MAKEFILE_FULL} 307 308$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 309 310ifeq (${ARM_ARCH_MAJOR},7) 311include make_helpers/armv7-a-cpus.mk 312endif 313 314# Platform compatibility is not supported in AArch32 315ifneq (${ARCH},aarch32) 316# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 317ifndef ENABLE_PLAT_COMPAT 318ENABLE_PLAT_COMPAT := 1 319endif 320 321# Include the platform compatibility helpers for PSCI 322ifneq (${ENABLE_PLAT_COMPAT}, 0) 323include plat/compat/plat_compat.mk 324endif 325endif 326 327# Include the CPU specific operations makefile, which provides default 328# values for all CPU errata workarounds and CPU specific optimisations. 329# This can be overridden by the platform. 330include lib/cpus/cpu-ops.mk 331 332ifeq (${ARCH},aarch32) 333NEED_BL32 := yes 334 335################################################################################ 336# Build `AARCH32_SP` as BL32 image for AArch32 337################################################################################ 338ifneq (${AARCH32_SP},none) 339# We expect to locate an sp.mk under the specified AARCH32_SP directory 340AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 341 342ifeq (${AARCH32_SP_MAKE},) 343 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 344endif 345 346$(info Including ${AARCH32_SP_MAKE}) 347include ${AARCH32_SP_MAKE} 348endif 349 350endif 351 352################################################################################ 353# Check incompatible options 354################################################################################ 355 356ifdef EL3_PAYLOAD_BASE 357 ifdef PRELOADED_BL33_BASE 358 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 359 incompatible build options. EL3_PAYLOAD_BASE has priority.") 360 endif 361 ifneq (${GENERATE_COT},0) 362 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.") 363 endif 364 ifneq (${TRUSTED_BOARD_BOOT},0) 365 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.") 366 endif 367endif 368 369ifeq (${NEED_BL33},yes) 370 ifdef EL3_PAYLOAD_BASE 371 $(warning "BL33 image is not needed when option \ 372 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 373 endif 374 ifdef PRELOADED_BL33_BASE 375 $(warning "BL33 image is not needed when option \ 376 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 377 file.") 378 endif 379endif 380 381# For AArch32, LOAD_IMAGE_V2 must be enabled. 382ifeq (${ARCH},aarch32) 383 ifeq (${LOAD_IMAGE_V2}, 0) 384 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 385 endif 386endif 387 388# When building for systems with hardware-assisted coherency, there's no need to 389# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 390ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 391$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 392endif 393 394ifneq ($(MULTI_CONSOLE_API), 0) 395 ifeq (${ARCH},aarch32) 396 $(error "Error: MULTI_CONSOLE_API is not supported for AArch32") 397 endif 398endif 399 400#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1. 401ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1) 402$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled") 403endif 404 405# SMC Calling Convention checks 406ifneq (${SMCCC_MAJOR_VERSION},1) 407 ifneq (${SPD},none) 408 $(error "SMC Calling Convention 1.X must be used with SPDs") 409 endif 410 ifeq (${ARCH},aarch32) 411 $(error "Only SMCCC 1.X is supported in AArch32 mode.") 412 endif 413endif 414 415# For RAS_EXTENSION, require that EAs are handled in EL3 first 416ifeq ($(RAS_EXTENSION),1) 417 ifneq ($(HANDLE_EA_EL3_FIRST),1) 418 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1) 419 endif 420endif 421 422# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled 423ifeq ($(FAULT_INJECTION_SUPPORT),1) 424 ifneq ($(RAS_EXTENSION),1) 425 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1) 426 endif 427endif 428 429# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 and LOAD_IMAGE_V2=1 430ifeq ($(DYN_DISABLE_AUTH), 1) 431 ifeq (${TRUSTED_BOARD_BOOT}, 0) 432 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.") 433 endif 434 ifeq (${LOAD_IMAGE_V2}, 0) 435 $(error "DYN_DISABLE_AUTH is only supported for LOAD_IMAGE_V2.") 436 endif 437endif 438 439################################################################################ 440# Process platform overrideable behaviour 441################################################################################ 442 443# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 444# supplied for the FIP and Certificate generation tools. This flag can be 445# overridden by the platform. 446ifdef BL2_SOURCES 447 ifdef EL3_PAYLOAD_BASE 448 # If booting an EL3 payload there is no need for a BL33 image 449 # in the FIP file. 450 NEED_BL33 := no 451 else 452 ifdef PRELOADED_BL33_BASE 453 # If booting a BL33 preloaded image there is no need of 454 # another one in the FIP file. 455 NEED_BL33 := no 456 else 457 NEED_BL33 ?= yes 458 endif 459 endif 460endif 461 462# If SCP_BL2 is given, we always want FIP to include it. 463ifdef SCP_BL2 464 NEED_SCP_BL2 := yes 465endif 466 467# For AArch32, BL31 is not currently supported. 468ifneq (${ARCH},aarch32) 469 ifdef BL31_SOURCES 470 # When booting an EL3 payload, there is no need to compile the BL31 image nor 471 # put it in the FIP. 472 ifndef EL3_PAYLOAD_BASE 473 NEED_BL31 := yes 474 endif 475 endif 476endif 477 478# Process TBB related flags 479ifneq (${GENERATE_COT},0) 480 # Common cert_create options 481 ifneq (${CREATE_KEYS},0) 482 $(eval CRT_ARGS += -n) 483 $(eval FWU_CRT_ARGS += -n) 484 ifneq (${SAVE_KEYS},0) 485 $(eval CRT_ARGS += -k) 486 $(eval FWU_CRT_ARGS += -k) 487 endif 488 endif 489 # Include TBBR makefile (unless the platform indicates otherwise) 490 ifeq (${INCLUDE_TBBR_MK},1) 491 include make_helpers/tbbr/tbbr_tools.mk 492 endif 493endif 494 495ifneq (${FIP_ALIGN},0) 496FIP_ARGS += --align ${FIP_ALIGN} 497endif 498 499################################################################################ 500# Include libraries' Makefile that are used in all BL 501################################################################################ 502 503include lib/stack_protector/stack_protector.mk 504 505################################################################################ 506# Auxiliary tools (fiptool, cert_create, etc) 507################################################################################ 508 509# Variables for use with Certificate Generation Tool 510CRTTOOLPATH ?= tools/cert_create 511CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 512 513# Variables for use with Firmware Image Package 514FIPTOOLPATH ?= tools/fiptool 515FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 516 517# Variables for use with ROMLIB 518ROMLIBPATH ?= lib/romlib 519 520################################################################################ 521# Include BL specific makefiles 522################################################################################ 523ifdef BL1_SOURCES 524NEED_BL1 := yes 525include bl1/bl1.mk 526endif 527 528ifdef BL2_SOURCES 529NEED_BL2 := yes 530include bl2/bl2.mk 531endif 532 533ifdef BL2U_SOURCES 534NEED_BL2U := yes 535include bl2u/bl2u.mk 536endif 537 538ifeq (${NEED_BL31},yes) 539ifdef BL31_SOURCES 540include bl31/bl31.mk 541endif 542endif 543 544ifdef FDT_SOURCES 545NEED_FDT := yes 546endif 547 548################################################################################ 549# Build options checks 550################################################################################ 551 552$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 553$(eval $(call assert_boolean,CREATE_KEYS)) 554$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 555$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 556$(eval $(call assert_boolean,DEBUG)) 557$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 558$(eval $(call assert_boolean,DYN_DISABLE_AUTH)) 559$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING)) 560$(eval $(call assert_boolean,ENABLE_AMU)) 561$(eval $(call assert_boolean,ENABLE_ASSERTIONS)) 562$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS)) 563$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 564$(eval $(call assert_boolean,ENABLE_PMF)) 565$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 566$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION)) 567$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS)) 568$(eval $(call assert_boolean,ENABLE_SPM)) 569$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS)) 570$(eval $(call assert_boolean,ERROR_DEPRECATED)) 571$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT)) 572$(eval $(call assert_boolean,GENERATE_COT)) 573$(eval $(call assert_boolean,GICV2_G0_FOR_EL3)) 574$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST)) 575$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY)) 576$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 577$(eval $(call assert_boolean,MULTI_CONSOLE_API)) 578$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 579$(eval $(call assert_boolean,PL011_GENERIC_UART)) 580$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 581$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 582$(eval $(call assert_boolean,RAS_EXTENSION)) 583$(eval $(call assert_boolean,RESET_TO_BL31)) 584$(eval $(call assert_boolean,SAVE_KEYS)) 585$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 586$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 587$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 588$(eval $(call assert_boolean,USE_COHERENT_MEM)) 589$(eval $(call assert_boolean,USE_ROMLIB)) 590$(eval $(call assert_boolean,USE_TBBR_DEFS)) 591$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY)) 592$(eval $(call assert_boolean,BL2_AT_EL3)) 593$(eval $(call assert_boolean,BL2_IN_XIP_MEM)) 594 595$(eval $(call assert_numeric,ARM_ARCH_MAJOR)) 596$(eval $(call assert_numeric,ARM_ARCH_MINOR)) 597$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION)) 598 599################################################################################ 600# Add definitions to the cpp preprocessor based on the current build options. 601# This is done after including the platform specific makefile to allow the 602# platform to overwrite the default options 603################################################################################ 604 605$(eval $(call add_define,ARM_ARCH_MAJOR)) 606$(eval $(call add_define,ARM_ARCH_MINOR)) 607$(eval $(call add_define,ARM_GIC_ARCH)) 608$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 609$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 610$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 611$(eval $(call add_define,EL3_EXCEPTION_HANDLING)) 612$(eval $(call add_define,ENABLE_AMU)) 613$(eval $(call add_define,ENABLE_ASSERTIONS)) 614$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS)) 615$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 616$(eval $(call add_define,ENABLE_PMF)) 617$(eval $(call add_define,ENABLE_PSCI_STAT)) 618$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION)) 619$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS)) 620$(eval $(call add_define,ENABLE_SPM)) 621$(eval $(call add_define,ENABLE_SVE_FOR_NS)) 622$(eval $(call add_define,ERROR_DEPRECATED)) 623$(eval $(call add_define,FAULT_INJECTION_SUPPORT)) 624$(eval $(call add_define,GICV2_G0_FOR_EL3)) 625$(eval $(call add_define,HANDLE_EA_EL3_FIRST)) 626$(eval $(call add_define,HW_ASSISTED_COHERENCY)) 627$(eval $(call add_define,LOAD_IMAGE_V2)) 628$(eval $(call add_define,LOG_LEVEL)) 629$(eval $(call add_define,MULTI_CONSOLE_API)) 630$(eval $(call add_define,NS_TIMER_SWITCH)) 631$(eval $(call add_define,PL011_GENERIC_UART)) 632$(eval $(call add_define,PLAT_${PLAT})) 633$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 634$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 635$(eval $(call add_define,RAS_EXTENSION)) 636$(eval $(call add_define,RESET_TO_BL31)) 637$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 638$(eval $(call add_define,SMCCC_MAJOR_VERSION)) 639$(eval $(call add_define,SPD_${SPD})) 640$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 641$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 642$(eval $(call add_define,USE_COHERENT_MEM)) 643$(eval $(call add_define,USE_ROMLIB)) 644$(eval $(call add_define,USE_TBBR_DEFS)) 645$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) 646$(eval $(call add_define,BL2_AT_EL3)) 647$(eval $(call add_define,BL2_IN_XIP_MEM)) 648 649# Define the EL3_PAYLOAD_BASE flag only if it is provided. 650ifdef EL3_PAYLOAD_BASE 651 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 652else 653 # Define the PRELOADED_BL33_BASE flag only if it is provided and 654 # EL3_PAYLOAD_BASE is not defined, as it has priority. 655 ifdef PRELOADED_BL33_BASE 656 $(eval $(call add_define,PRELOADED_BL33_BASE)) 657 endif 658endif 659# Define the AARCH32/AARCH64 flag based on the ARCH flag 660ifeq (${ARCH},aarch32) 661 $(eval $(call add_define,AARCH32)) 662else 663 $(eval $(call add_define,AARCH64)) 664endif 665 666# Define the DYN_DISABLE_AUTH flag only if set. 667ifeq (${DYN_DISABLE_AUTH},1) 668$(eval $(call add_define,DYN_DISABLE_AUTH)) 669endif 670 671################################################################################ 672# Build targets 673################################################################################ 674 675.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs 676.SUFFIXES: 677 678all: msg_start 679 680msg_start: 681 @echo "Building ${PLAT}" 682 683# Check if deprecated declarations and cpp warnings should be treated as error or not. 684ifeq (${ERROR_DEPRECATED},0) 685 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 686endif 687 688$(eval $(call MAKE_LIB_DIRS)) 689$(eval $(call MAKE_LIB,c)) 690 691# Expand build macros for the different images 692ifeq (${NEED_BL1},yes) 693$(eval $(call MAKE_BL,1)) 694endif 695 696ifeq (${NEED_BL2},yes) 697ifeq (${BL2_AT_EL3}, 0) 698FIP_BL2_ARGS := tb-fw 699endif 700 701$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 702 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS}))) 703endif 704 705ifeq (${NEED_SCP_BL2},yes) 706$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 707endif 708 709ifeq (${NEED_BL31},yes) 710BL31_SOURCES += ${SPD_SOURCES} 711$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 712 $(eval $(call MAKE_BL,31,soc-fw))) 713endif 714 715# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 716# build system will call TOOL_ADD_IMG to print a warning message and abort the 717# process. Note that the dependency on BL32 applies to the FIP only. 718ifeq (${NEED_BL32},yes) 719 720BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 721 722$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\ 723 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 724endif 725 726# Add the BL33 image if required by the platform 727ifeq (${NEED_BL33},yes) 728$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 729endif 730 731ifeq (${NEED_BL2U},yes) 732$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 733 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_))) 734endif 735 736# Expand build macros for the different images 737ifeq (${NEED_FDT},yes) 738 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 739endif 740 741locate-checkpatch: 742ifndef CHECKPATCH 743 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 744else 745ifeq (,$(wildcard ${CHECKPATCH})) 746 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 747endif 748endif 749 750clean: 751 @echo " CLEAN" 752 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 753 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 754 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 755 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 756 757realclean distclean: 758 @echo " REALCLEAN" 759 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 760 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 761 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 762 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 763 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 764 765checkcodebase: locate-checkpatch 766 @echo " CHECKING STYLE" 767 @if test -d .git ; then \ 768 git ls-files | grep -E -v 'libfdt|libc|docs|\.md' | \ 769 while read GIT_FILE ; \ 770 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 771 done ; \ 772 else \ 773 find . -type f -not -iwholename "*.git*" \ 774 -not -iwholename "*build*" \ 775 -not -iwholename "*libfdt*" \ 776 -not -iwholename "*libc*" \ 777 -not -iwholename "*docs*" \ 778 -not -iwholename "*.md" \ 779 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 780 fi 781 782checkpatch: locate-checkpatch 783 @echo " CHECKING STYLE" 784 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 785 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \ 786 printf "\n[*] Checking style of '$$commit'\n\n"; \ 787 git log --format=email "$$commit~..$$commit" \ 788 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 789 git diff --format=email "$$commit~..$$commit" \ 790 -- ${CHECK_PATHS} | ${CHECKPATCH} - || true; \ 791 done 792 793certtool: ${CRTTOOL} 794 795.PHONY: ${CRTTOOL} 796${CRTTOOL}: 797 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH} 798 @${ECHO_BLANK_LINE} 799 @echo "Built $@ successfully" 800 @${ECHO_BLANK_LINE} 801 802ifneq (${GENERATE_COT},0) 803certificates: ${CRT_DEPS} ${CRTTOOL} 804 ${Q}${CRTTOOL} ${CRT_ARGS} 805 @${ECHO_BLANK_LINE} 806 @echo "Built $@ successfully" 807 @echo "Certificates can be found in ${BUILD_PLAT}" 808 @${ECHO_BLANK_LINE} 809endif 810 811${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 812 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 813 ${Q}${FIPTOOL} info $@ 814 @${ECHO_BLANK_LINE} 815 @echo "Built $@ successfully" 816 @${ECHO_BLANK_LINE} 817 818ifneq (${GENERATE_COT},0) 819fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 820 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 821 @${ECHO_BLANK_LINE} 822 @echo "Built $@ successfully" 823 @echo "FWU certificates can be found in ${BUILD_PLAT}" 824 @${ECHO_BLANK_LINE} 825endif 826 827${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 828 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 829 ${Q}${FIPTOOL} info $@ 830 @${ECHO_BLANK_LINE} 831 @echo "Built $@ successfully" 832 @${ECHO_BLANK_LINE} 833 834fiptool: ${FIPTOOL} 835fip: ${BUILD_PLAT}/${FIP_NAME} 836fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 837 838.PHONY: ${FIPTOOL} 839${FIPTOOL}: 840 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 841 842.PHONY: libraries 843romlib.bin: libraries 844 ${Q}${MAKE} BUILD_PLAT=${BUILD_PLAT} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 845 846cscope: 847 @echo " CSCOPE" 848 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 849 ${Q}cscope -b -q -k 850 851help: 852 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 853 @echo "" 854 @echo "PLAT is used to specify which platform you wish to build." 855 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 856 @echo "" 857 @echo "Please refer to the User Guide for a list of all supported options." 858 @echo "Note that the build system doesn't track dependencies for build " 859 @echo "options. Therefore, if any of the build options are changed " 860 @echo "from a previous build, a clean build must be performed." 861 @echo "" 862 @echo "Supported Targets:" 863 @echo " all Build all individual bootloader binaries" 864 @echo " bl1 Build the BL1 binary" 865 @echo " bl2 Build the BL2 binary" 866 @echo " bl2u Build the BL2U binary" 867 @echo " bl31 Build the BL31 binary" 868 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 869 @echo " this builds secure payload specified by AARCH32_SP" 870 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 871 @echo " fip Build the Firmware Image Package (FIP)" 872 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 873 @echo " checkcodebase Check the coding style of the entire source tree" 874 @echo " checkpatch Check the coding style on changes in the current" 875 @echo " branch against BASE_COMMIT (default origin/master)" 876 @echo " clean Clean the build for the selected platform" 877 @echo " cscope Generate cscope index" 878 @echo " distclean Remove all build artifacts for all platforms" 879 @echo " certtool Build the Certificate generation tool" 880 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 881 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 882 @echo "" 883 @echo "Note: most build targets require PLAT to be set to a specific platform." 884 @echo "" 885 @echo "example: build all targets for the FVP platform:" 886 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 887