1# 2# Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7# 8# Trusted Firmware Version 9# 10VERSION_MAJOR := 2 11VERSION_MINOR := 9 12VERSION_PATCH := 0 13VERSION := ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH} 14 15# Default goal is build all images 16.DEFAULT_GOAL := all 17 18# Avoid any implicit propagation of command line variable definitions to 19# sub-Makefiles, like CFLAGS that we reserved for the firmware images' 20# usage. Other command line options like "-s" are still propagated as usual. 21MAKEOVERRIDES = 22 23MAKE_HELPERS_DIRECTORY := make_helpers/ 24include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 25include ${MAKE_HELPERS_DIRECTORY}build_env.mk 26 27################################################################################ 28# Default values for build configurations, and their dependencies 29################################################################################ 30 31include ${MAKE_HELPERS_DIRECTORY}defaults.mk 32 33# Assertions enabled for DEBUG builds by default 34ENABLE_ASSERTIONS := ${DEBUG} 35ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION} 36PLAT := ${DEFAULT_PLAT} 37 38################################################################################ 39# Checkpatch script options 40################################################################################ 41 42CHECKCODE_ARGS := --no-patch 43# Do not check the coding style on imported library files or documentation files 44INC_ARM_DIRS_TO_CHECK := $(sort $(filter-out \ 45 include/drivers/arm/cryptocell, \ 46 $(wildcard include/drivers/arm/*))) 47INC_ARM_DIRS_TO_CHECK += include/drivers/arm/cryptocell/*.h 48INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \ 49 include/drivers/arm, \ 50 $(wildcard include/drivers/*))) 51INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 52 include/lib/libfdt \ 53 include/lib/libc, \ 54 $(wildcard include/lib/*))) 55INC_DIRS_TO_CHECK := $(sort $(filter-out \ 56 include/lib \ 57 include/drivers, \ 58 $(wildcard include/*))) 59LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 60 lib/compiler-rt \ 61 lib/libfdt% \ 62 lib/libc, \ 63 lib/zlib \ 64 $(wildcard lib/*))) 65ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 66 lib \ 67 include \ 68 docs \ 69 %.rst, \ 70 $(wildcard *))) 71CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 72 ${INC_DIRS_TO_CHECK} \ 73 ${INC_LIB_DIRS_TO_CHECK} \ 74 ${LIB_DIRS_TO_CHECK} \ 75 ${INC_DRV_DIRS_TO_CHECK} \ 76 ${INC_ARM_DIRS_TO_CHECK} 77 78################################################################################ 79# Process build options 80################################################################################ 81 82# Verbose flag 83ifeq (${V},0) 84 Q:=@ 85 ECHO:=@echo 86 CHECKCODE_ARGS += --no-summary --terse 87else 88 Q:= 89 ECHO:=$(ECHO_QUIET) 90endif 91 92ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) 93 Q:=@ 94 ECHO:=$(ECHO_QUIET) 95endif 96 97export Q ECHO 98 99################################################################################ 100# Toolchain 101################################################################################ 102 103HOSTCC := gcc 104export HOSTCC 105 106CC := ${CROSS_COMPILE}gcc 107CPP := ${CROSS_COMPILE}cpp 108AS := ${CROSS_COMPILE}gcc 109AR := ${CROSS_COMPILE}ar 110LINKER := ${CROSS_COMPILE}ld 111OC := ${CROSS_COMPILE}objcopy 112OD := ${CROSS_COMPILE}objdump 113NM := ${CROSS_COMPILE}nm 114PP := ${CROSS_COMPILE}gcc -E 115DTC := dtc 116 117# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH). 118ifneq ($(strip $(wildcard ${LD}.bfd) \ 119 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),) 120LINKER := ${LINKER}.bfd 121endif 122 123################################################################################ 124# Auxiliary tools (fiptool, cert_create, etc) 125################################################################################ 126 127# Variables for use with Certificate Generation Tool 128CRTTOOLPATH ?= tools/cert_create 129CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 130 131# Variables for use with Firmware Encryption Tool 132ENCTOOLPATH ?= tools/encrypt_fw 133ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT} 134 135# Variables for use with Firmware Image Package 136FIPTOOLPATH ?= tools/fiptool 137FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 138 139# Variables for use with sptool 140SPTOOLPATH ?= tools/sptool 141SPTOOL ?= ${SPTOOLPATH}/sptool.py 142SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py 143SP_DTS_LIST_FRAGMENT ?= ${BUILD_PLAT}/sp_list_fragment.dts 144 145# Variables for use with ROMLIB 146ROMLIBPATH ?= lib/romlib 147 148# Variable for use with Python 149PYTHON ?= python3 150 151# Variables for use with documentation build using Sphinx tool 152DOCS_PATH ?= docs 153 154################################################################################ 155# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags 156################################################################################ 157ifeq (${ARM_ARCH_MAJOR},7) 158 target32-directive = -target arm-none-eabi 159# Will set march-directive from platform configuration 160else 161 target32-directive = -target armv8a-none-eabi 162endif #(ARM_ARCH_MAJOR) 163 164################################################################################ 165# Get Architecture Feature Modifiers 166################################################################################ 167arch-features = ${ARM_ARCH_FEATURE} 168 169# Set the compiler's architecture feature modifiers 170ifneq ($(arch-features), none) 171 # Strip "none+" from arch-features 172 arch-features := $(subst none+,,$(arch-features)) 173 march-directive := $(march-directive)+$(arch-features) 174# Print features 175 $(info Arm Architecture Features specified: $(subst +, ,$(arch-features))) 176endif #(arch-features) 177 178ifneq ($(findstring clang,$(notdir $(CC))),) 179 ifneq ($(findstring armclang,$(notdir $(CC))),) 180 TF_CFLAGS_aarch32 := -target arm-arm-none-eabi 181 TF_CFLAGS_aarch64 := -target aarch64-arm-none-eabi 182 LD := $(LINKER) 183 else 184 TF_CFLAGS_aarch32 = $(target32-directive) 185 TF_CFLAGS_aarch64 := -target aarch64-elf 186 LD := $(shell $(CC) --print-prog-name ld.lld) 187 188 AR := $(shell $(CC) --print-prog-name llvm-ar) 189 OD := $(shell $(CC) --print-prog-name llvm-objdump) 190 OC := $(shell $(CC) --print-prog-name llvm-objcopy) 191 endif 192 193 CPP := $(CC) -E $(TF_CFLAGS_$(ARCH)) 194 PP := $(CC) -E $(TF_CFLAGS_$(ARCH)) 195 AS := $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH)) 196else ifneq ($(findstring gcc,$(notdir $(CC))),) 197 ifeq ($(ENABLE_LTO),1) 198 # Enable LTO only for aarch64 199 ifeq (${ARCH},aarch64) 200 LTO_CFLAGS = -flto 201 # Use gcc as a wrapper for the ld, recommended for LTO 202 LINKER := ${CROSS_COMPILE}gcc 203 endif 204 endif 205 LD = $(LINKER) 206else 207 LD = $(LINKER) 208endif #(clang) 209 210# Process Debug flag 211$(eval $(call add_define,DEBUG)) 212ifneq (${DEBUG}, 0) 213 BUILD_TYPE := debug 214 TF_CFLAGS += -g -gdwarf-4 215 ASFLAGS += -g -Wa,-gdwarf-4 216 217 # Use LOG_LEVEL_INFO by default for debug builds 218 LOG_LEVEL := 40 219else 220 BUILD_TYPE := release 221 # Use LOG_LEVEL_NOTICE by default for release builds 222 LOG_LEVEL := 20 223endif #(Debug) 224 225# Default build string (git branch and commit) 226ifeq (${BUILD_STRING},) 227 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null) 228endif 229VERSION_STRING := v${VERSION}(${BUILD_TYPE}):${BUILD_STRING} 230 231ifeq (${AARCH32_INSTRUCTION_SET},A32) 232 TF_CFLAGS_aarch32 += -marm 233else ifeq (${AARCH32_INSTRUCTION_SET},T32) 234 TF_CFLAGS_aarch32 += -mthumb 235else 236 $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 237endif #(AARCH32_INSTRUCTION_SET) 238 239TF_CFLAGS_aarch32 += -mno-unaligned-access 240TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align 241 242ASFLAGS += $(march-directive) 243 244############################################################################## 245# WARNINGS Configuration 246############################################################################### 247# General warnings 248WARNINGS := -Wall -Wmissing-include-dirs -Wunused \ 249 -Wdisabled-optimization -Wvla -Wshadow \ 250 -Wredundant-decls 251# stricter warnings 252WARNINGS += -Wextra -Wno-trigraphs 253# too verbose for generic build 254WARNINGS += -Wno-missing-field-initializers \ 255 -Wno-type-limits -Wno-sign-compare \ 256# on clang this flag gets reset if -Wextra is set after it. No difference on gcc 257WARNINGS += -Wno-unused-parameter 258 259# Additional warnings 260# Level 1 - infrequent warnings we should have none of 261# full -Wextra 262WARNING1 += -Wsign-compare 263WARNING1 += -Wtype-limits 264WARNING1 += -Wmissing-field-initializers 265 266# Level 2 - problematic warnings that we want 267# zlib, compiler-rt, coreboot, and mbdedtls blow up with these 268# TODO: disable just for them and move into default build 269WARNING2 += -Wold-style-definition 270WARNING2 += -Wmissing-prototypes 271WARNING2 += -Wmissing-format-attribute 272# TF-A aims to comply with this eventually. Effort too large at present 273WARNING2 += -Wundef 274# currently very involved and many platforms set this off 275WARNING2 += -Wunused-const-variable=2 276 277# Level 3 - very pedantic, frequently ignored 278WARNING3 := -Wbad-function-cast 279WARNING3 += -Waggregate-return 280WARNING3 += -Wnested-externs 281WARNING3 += -Wcast-align 282WARNING3 += -Wcast-qual 283WARNING3 += -Wconversion 284WARNING3 += -Wpacked 285WARNING3 += -Wpointer-arith 286WARNING3 += -Wswitch-default 287 288# Setting W is quite verbose and most warnings will be pre-existing issues 289# outside of the contributor's control. Don't fail the build on them so warnings 290# can be seen and hopefully addressed 291ifdef W 292 ifneq (${W},0) 293 E ?= 0 294 endif 295endif 296 297ifeq (${W},1) 298 WARNINGS += $(WARNING1) 299else ifeq (${W},2) 300 WARNINGS += $(WARNING1) $(WARNING2) 301else ifeq (${W},3) 302 WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3) 303endif #(W) 304 305# Compiler specific warnings 306ifeq ($(findstring clang,$(notdir $(CC))),) 307# not using clang 308WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \ 309 -Wpacked-bitfield-compat -Wshift-overflow=2 \ 310 -Wlogical-op 311 312# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523 313TF_CFLAGS += $(call cc_option, --param=min-pagesize=0) 314 315else 316# using clang 317WARNINGS += -Wshift-overflow -Wshift-sign-overflow \ 318 -Wlogical-op-parentheses 319endif #(Clang Warning) 320 321ifneq (${E},0) 322 ERRORS := -Werror 323endif #(E) 324 325################################################################################ 326# Compiler and Linker Directives 327################################################################################ 328CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \ 329 $(ERRORS) $(WARNINGS) 330ASFLAGS += $(CPPFLAGS) \ 331 -ffreestanding -Wa,--fatal-warnings 332TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ 333 -ffunction-sections -fdata-sections \ 334 -ffreestanding -fno-builtin -fno-common \ 335 -Os -std=gnu99 336 337ifeq (${SANITIZE_UB},on) 338 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover 339endif #(${SANITIZE_UB},on) 340 341ifeq (${SANITIZE_UB},trap) 342 TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ 343 -fsanitize-undefined-trap-on-error 344endif #(${SANITIZE_UB},trap) 345 346GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) 347 348TF_LDFLAGS += -z noexecstack 349 350# LD = armlink 351ifneq ($(findstring armlink,$(notdir $(LD))),) 352 TF_LDFLAGS += --diag_error=warning --lto_level=O1 353 TF_LDFLAGS += --remove --info=unused,unusedsymbols 354 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) 355 356# LD = gcc (used when GCC LTO is enabled) 357else ifneq ($(findstring gcc,$(notdir $(LD))),) 358 # Pass ld options with Wl or Xlinker switches 359 TF_LDFLAGS += -Wl,--fatal-warnings -O1 360 TF_LDFLAGS += -Wl,--gc-sections 361 362 TF_LDFLAGS += -Wl,-z,common-page-size=4096 #Configure page size constants 363 TF_LDFLAGS += -Wl,-z,max-page-size=4096 364 365 ifeq ($(ENABLE_LTO),1) 366 ifeq (${ARCH},aarch64) 367 TF_LDFLAGS += -flto -fuse-linker-plugin 368 endif 369 endif #(ENABLE_LTO) 370 371# GCC automatically adds fix-cortex-a53-843419 flag when used to link 372# which breaks some builds, so disable if errata fix is not explicitly enabled 373 ifeq (${ARCH},aarch64) 374 ifneq (${ERRATA_A53_843419},1) 375 TF_LDFLAGS += -mno-fix-cortex-a53-843419 376 endif 377 endif 378 TF_LDFLAGS += -nostdlib 379 TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH))) 380 381# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other 382else 383# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we 384# are not loaded by a elf loader. 385 TF_LDFLAGS += $(call ld_option, --no-warn-rwx-segments) 386 TF_LDFLAGS += -O1 387 TF_LDFLAGS += --gc-sections 388 389 TF_LDFLAGS += -z common-page-size=4096 # Configure page size constants 390 TF_LDFLAGS += -z max-page-size=4096 391 392# ld.lld doesn't recognize the errata flags, 393# therefore don't add those in that case. 394# ld.lld reports section type mismatch warnings, 395# therefore don't add --fatal-warnings to it. 396 ifeq ($(findstring ld.lld,$(notdir $(LD))),) 397 TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH)) --fatal-warnings 398 endif 399 400endif #(LD = armlink) 401 402DTC_FLAGS += -I dts -O dtb 403DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \ 404 -x assembler-with-cpp $(DEFINES) 405 406################################################################################ 407# Setup ARCH_MAJOR/MINOR before parsing arch_features. 408################################################################################ 409ifeq (${ENABLE_RME},1) 410 ARM_ARCH_MAJOR := 8 411 ARM_ARCH_MINOR := 6 412endif 413 414################################################################################ 415# Common sources and include directories 416################################################################################ 417include ${MAKE_HELPERS_DIRECTORY}arch_features.mk 418include lib/compiler-rt/compiler-rt.mk 419 420BL_COMMON_SOURCES += common/bl_common.c \ 421 common/tf_log.c \ 422 common/${ARCH}/debug.S \ 423 drivers/console/multi_console.c \ 424 lib/${ARCH}/cache_helpers.S \ 425 lib/${ARCH}/misc_helpers.S \ 426 lib/extensions/pmuv3/${ARCH}/pmuv3.c \ 427 plat/common/plat_bl_common.c \ 428 plat/common/plat_log_common.c \ 429 plat/common/${ARCH}/plat_common.c \ 430 plat/common/${ARCH}/platform_helpers.S \ 431 ${COMPILER_RT_SRCS} 432 433ifeq ($(notdir $(CC)),armclang) 434 BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S 435endif 436 437ifeq (${SANITIZE_UB},on) 438 BL_COMMON_SOURCES += plat/common/ubsan.c 439endif 440 441INCLUDES += -Iinclude \ 442 -Iinclude/arch/${ARCH} \ 443 -Iinclude/lib/cpus/${ARCH} \ 444 -Iinclude/lib/el3_runtime/${ARCH} \ 445 ${PLAT_INCLUDES} \ 446 ${SPD_INCLUDES} 447 448include common/backtrace/backtrace.mk 449 450################################################################################ 451# Generic definitions 452################################################################################ 453include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 454 455ifeq (${BUILD_BASE},) 456 BUILD_BASE := ./build 457endif 458BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 459 460SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 461 462# Platforms providing their own TBB makefile may override this value 463INCLUDE_TBBR_MK := 1 464 465################################################################################ 466# Include SPD Makefile if one has been specified 467################################################################################ 468 469ifneq (${SPD},none) 470 ifeq (${ARCH},aarch32) 471 $(error "Error: SPD is incompatible with AArch32.") 472 endif 473 474 ifdef EL3_PAYLOAD_BASE 475 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 476 $(warning "The SPD and its BL32 companion will be present but \ 477 ignored.") 478 endif 479 480 ifeq (${SPD},spmd) 481 # SPMD is located in std_svc directory 482 SPD_DIR := std_svc 483 484 ifeq ($(SPMD_SPM_AT_SEL2),1) 485 CTX_INCLUDE_EL2_REGS := 1 486 ifeq ($(SPMC_AT_EL3),1) 487 $(error SPM cannot be enabled in both S-EL2 and EL3.) 488 endif 489 endif 490 491 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 492 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 493 endif 494 495 ifeq ($(TS_SP_FW_CONFIG),1) 496 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 497 endif 498 499 ifneq ($(ARM_BL2_SP_LIST_DTS),) 500 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 501 endif 502 503 ifneq ($(SP_LAYOUT_FILE),) 504 BL2_ENABLE_SP_LOAD := 1 505 endif 506 else 507 # All other SPDs in spd directory 508 SPD_DIR := spd 509 endif #(SPD) 510 511 # We expect to locate an spd.mk under the specified SPD directory 512 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 513 514 ifeq (${SPD_MAKE},) 515 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 516 endif 517 $(info Including ${SPD_MAKE}) 518 include ${SPD_MAKE} 519 520 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 521 # Makefile would set NEED_BL32 to "yes". In this case, the build system 522 # supports two mutually exclusive options: 523 # * BL32 is built from source: then BL32_SOURCES must contain the list 524 # of source files to build BL32 525 # * BL32 is a prebuilt binary: then BL32 must point to the image file 526 # that will be included in the FIP 527 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 528 # over the sources. 529endif #(SPD=none) 530 531ifeq (${ENABLE_SPMD_LP}, 1) 532ifneq (${SPD},spmd) 533 $(error Error: ENABLE_SPMD_LP requires SPD=spmd.) 534endif 535ifeq ($(SPMC_AT_EL3),1) 536 $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.) 537endif 538endif 539 540################################################################################ 541# Process BRANCH_PROTECTION value and set 542# Pointer Authentication and Branch Target Identification flags 543################################################################################ 544ifeq (${BRANCH_PROTECTION},0) 545 # Default value turns off all types of branch protection 546 BP_OPTION := none 547else ifneq (${ARCH},aarch64) 548 $(error BRANCH_PROTECTION requires AArch64) 549else ifeq (${BRANCH_PROTECTION},1) 550 # Enables all types of branch protection features 551 BP_OPTION := standard 552 ENABLE_BTI := 1 553 ENABLE_PAUTH := 1 554else ifeq (${BRANCH_PROTECTION},2) 555 # Return address signing to its standard level 556 BP_OPTION := pac-ret 557 ENABLE_PAUTH := 1 558else ifeq (${BRANCH_PROTECTION},3) 559 # Extend the signing to include leaf functions 560 BP_OPTION := pac-ret+leaf 561 ENABLE_PAUTH := 1 562else ifeq (${BRANCH_PROTECTION},4) 563 # Turn on branch target identification mechanism 564 BP_OPTION := bti 565 ENABLE_BTI := 1 566else 567 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION}) 568endif #(BRANCH_PROTECTION) 569 570ifeq ($(ENABLE_PAUTH),1) 571 CTX_INCLUDE_PAUTH_REGS := 1 572endif 573ifneq (${BP_OPTION},none) 574 TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION} 575endif #(BP_OPTION) 576 577# Pointer Authentication sources 578ifeq (${ENABLE_PAUTH}, 1) 579# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the 580# Pauth support. As it's not secure, it must be reimplemented for real platforms 581 BL_COMMON_SOURCES += lib/extensions/pauth/pauth_helpers.S 582endif 583 584################################################################################ 585# Include the platform specific Makefile after the SPD Makefile (the platform 586# makefile may use all previous definitions in this file) 587################################################################################ 588include ${PLAT_MAKEFILE_FULL} 589 590################################################################################ 591# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from 592# platform. 593################################################################################ 594include ${MAKE_HELPERS_DIRECTORY}arch_features.mk 595 596#################################################### 597# Enable required options for Memory Stack Tagging. 598#################################################### 599 600# Currently, these options are enabled only for clang and armclang compiler. 601ifeq (${SUPPORT_STACK_MEMTAG},yes) 602 ifdef mem_tag_arch_support 603 # Check for armclang and clang compilers 604 ifneq ( ,$(filter $(notdir $(CC)),armclang clang)) 605 # Add "memtag" architecture feature modifier if not specified 606 ifeq ( ,$(findstring memtag,$(arch-features))) 607 arch-features := $(arch-features)+memtag 608 endif # memtag 609 ifeq ($(notdir $(CC)),armclang) 610 TF_CFLAGS += -mmemtag-stack 611 else ifeq ($(notdir $(CC)),clang) 612 TF_CFLAGS += -fsanitize=memtag 613 endif # armclang 614 endif 615 else 616 $(error "Error: stack memory tagging is not supported for \ 617 architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a") 618 endif #(mem_tag_arch_support) 619endif #(SUPPORT_STACK_MEMTAG) 620 621################################################################################ 622# RME dependent flags configuration, Enable optional features for RME. 623################################################################################ 624# FEAT_RME 625ifeq (${ENABLE_RME},1) 626 # RME doesn't support PIE 627 ifneq (${ENABLE_PIE},0) 628 $(error ENABLE_RME does not support PIE) 629 endif 630 631 # RME doesn't support BRBE 632 ifneq (${ENABLE_BRBE_FOR_NS},0) 633 $(error ENABLE_RME does not support BRBE.) 634 endif 635 636 # RME requires AARCH64 637 ifneq (${ARCH},aarch64) 638 $(error ENABLE_RME requires AArch64) 639 endif 640 641 # RME requires el2 context to be saved for now. 642 CTX_INCLUDE_EL2_REGS := 1 643 CTX_INCLUDE_AARCH32_REGS := 0 644 CTX_INCLUDE_PAUTH_REGS := 1 645 646 # RME enables CSV2_2 extension by default. 647 ENABLE_FEAT_CSV2_2 = 1 648endif #(FEAT_RME) 649 650################################################################################ 651# Generic definitions 652################################################################################ 653include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 654 655ifeq (${BUILD_BASE},) 656 BUILD_BASE := ./build 657endif 658BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE} 659 660SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 661 662# Platforms providing their own TBB makefile may override this value 663INCLUDE_TBBR_MK := 1 664 665################################################################################ 666# Include SPD Makefile if one has been specified 667################################################################################ 668 669ifneq (${SPD},none) 670 ifeq (${ARCH},aarch32) 671 $(error "Error: SPD is incompatible with AArch32.") 672 endif 673 674 ifdef EL3_PAYLOAD_BASE 675 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 676 $(warning "The SPD and its BL32 companion will be present but \ 677 ignored.") 678 endif 679 680 ifeq (${SPD},spmd) 681 # SPMD is located in std_svc directory 682 SPD_DIR := std_svc 683 684 ifeq ($(SPMD_SPM_AT_SEL2),1) 685 CTX_INCLUDE_EL2_REGS := 1 686 ifeq ($(SPMC_AT_EL3),1) 687 $(error SPM cannot be enabled in both S-EL2 and EL3.) 688 endif 689 endif 690 691 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp) 692 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG 693 endif 694 695 ifeq ($(TS_SP_FW_CONFIG),1) 696 DTC_CPPFLAGS += -DTS_SP_FW_CONFIG 697 endif 698 699 ifneq ($(ARM_BL2_SP_LIST_DTS),) 700 DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS) 701 endif 702 703 ifneq ($(SP_LAYOUT_FILE),) 704 BL2_ENABLE_SP_LOAD := 1 705 endif 706 707 ifeq ($(SPMC_AT_EL3_SEL0_SP),1) 708 ifneq ($(SPMC_AT_EL3),1) 709 $(error SEL0 SP cannot be enabled without SPMC at EL3) 710 endif 711 endif 712 else 713 # All other SPDs in spd directory 714 SPD_DIR := spd 715 endif #(SPD) 716 717 # We expect to locate an spd.mk under the specified SPD directory 718 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk) 719 720 ifeq (${SPD_MAKE},) 721 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located) 722 endif 723 $(info Including ${SPD_MAKE}) 724 include ${SPD_MAKE} 725 726 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 727 # Makefile would set NEED_BL32 to "yes". In this case, the build system 728 # supports two mutually exclusive options: 729 # * BL32 is built from source: then BL32_SOURCES must contain the list 730 # of source files to build BL32 731 # * BL32 is a prebuilt binary: then BL32 must point to the image file 732 # that will be included in the FIP 733 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 734 # over the sources. 735endif #(SPD=none) 736 737ifeq (${ENABLE_SPMD_LP}, 1) 738ifneq (${SPD},spmd) 739 $(error Error: ENABLE_SPMD_LP requires SPD=spmd.) 740endif 741ifeq ($(SPMC_AT_EL3),1) 742 $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.) 743endif 744endif 745 746ifeq (${CTX_INCLUDE_EL2_REGS}, 1) 747 ifeq (${SPD},none) 748 ifeq (${ENABLE_RME},0) 749 $(error CTX_INCLUDE_EL2_REGS is available only when SPD \ 750 or RME is enabled) 751 endif 752 endif 753endif 754 755################################################################################ 756# Include rmmd Makefile if RME is enabled 757################################################################################ 758ifneq (${ENABLE_RME},0) 759 ifneq (${ARCH},aarch64) 760 $(error ENABLE_RME requires AArch64) 761 endif 762 ifeq ($(SPMC_AT_EL3),1) 763 $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.) 764 endif 765 766 ifneq (${SPD}, none) 767 ifneq (${SPD}, spmd) 768 $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd) 769 endif 770 endif 771include services/std_svc/rmmd/rmmd.mk 772$(warning "RME is an experimental feature") 773endif 774 775ifeq (${CTX_INCLUDE_EL2_REGS}, 1) 776 ifeq (${SPD},none) 777 ifeq (${ENABLE_RME},0) 778 $(error CTX_INCLUDE_EL2_REGS is available only when SPD \ 779 or RME is enabled) 780 endif 781 endif 782endif 783 784################################################################################ 785# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come 786# up with appropriate march values for compiler. 787################################################################################ 788include ${MAKE_HELPERS_DIRECTORY}march.mk 789 790TF_CFLAGS += $(march-directive) 791 792# This internal flag is common option which is set to 1 for scenarios 793# when the BL2 is running in EL3 level. This occurs in two scenarios - 794# 4 world system running BL2 at EL3 and two world system without BL1 running 795# BL2 in EL3 796 797ifeq (${RESET_TO_BL2},1) 798 BL2_RUNS_AT_EL3 := 1 799 ifeq (${ENABLE_RME},1) 800 $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \ 801 supported at the moment.) 802 endif 803else ifeq (${ENABLE_RME},1) 804 BL2_RUNS_AT_EL3 := 1 805else 806 BL2_RUNS_AT_EL3 := 0 807endif 808 809$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT})) 810 811ifeq (${ARM_ARCH_MAJOR},7) 812include make_helpers/armv7-a-cpus.mk 813endif 814 815PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT}) 816ifneq ($(PIE_FOUND),) 817 TF_CFLAGS += -fno-PIE 818ifneq ($(findstring gcc,$(notdir $(LD))),) 819 TF_LDFLAGS += -no-pie 820endif 821endif #(PIE_FOUND) 822 823ifneq ($(findstring gcc,$(notdir $(LD))),) 824 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker 825else 826 PIE_LDFLAGS += -pie --no-dynamic-linker 827endif 828 829ifeq ($(ENABLE_PIE),1) 830 ifeq ($(RESET_TO_BL2),1) 831 ifneq ($(BL2_IN_XIP_MEM),1) 832 BL2_CPPFLAGS += -fpie 833 BL2_CFLAGS += -fpie 834 BL2_LDFLAGS += $(PIE_LDFLAGS) 835 endif #(BL2_IN_XIP_MEM) 836 endif #(RESET_TO_BL2) 837 BL31_CPPFLAGS += -fpie 838 BL31_CFLAGS += -fpie 839 BL31_LDFLAGS += $(PIE_LDFLAGS) 840 841 BL32_CPPFLAGS += -fpie 842 BL32_CFLAGS += -fpie 843 BL32_LDFLAGS += $(PIE_LDFLAGS) 844endif #(ENABLE_PIE) 845 846BL1_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 847BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 848BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG} 849 850BL1_CPPFLAGS += -DIMAGE_AT_EL3 851ifeq ($(RESET_TO_BL2),1) 852 BL2_CPPFLAGS += -DIMAGE_AT_EL3 853else 854 BL2_CPPFLAGS += -DIMAGE_AT_EL1 855endif #(RESET_TO_BL2) 856 857ifeq (${ARCH},aarch64) 858 BL2U_CPPFLAGS += -DIMAGE_AT_EL1 859 BL31_CPPFLAGS += -DIMAGE_AT_EL3 860 BL32_CPPFLAGS += -DIMAGE_AT_EL1 861else 862 BL32_CPPFLAGS += -DIMAGE_AT_EL3 863endif 864 865# Include the CPU specific operations makefile, which provides default 866# values for all CPU errata workarounds and CPU specific optimisations. 867# This can be overridden by the platform. 868include lib/cpus/cpu-ops.mk 869 870################################################################################ 871# Build `AARCH32_SP` as BL32 image for AArch32 872################################################################################ 873ifeq (${ARCH},aarch32) 874 NEED_BL32 := yes 875 876 ifneq (${AARCH32_SP},none) 877 # We expect to locate an sp.mk under the specified AARCH32_SP directory 878 AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 879 880 ifeq (${AARCH32_SP_MAKE},) 881 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 882 endif 883 $(info Including ${AARCH32_SP_MAKE}) 884 include ${AARCH32_SP_MAKE} 885 endif 886endif #(ARCH=aarch32) 887 888################################################################################ 889# Include libc if not overridden 890################################################################################ 891ifeq (${OVERRIDE_LIBC},0) 892include lib/libc/libc.mk 893endif 894 895################################################################################ 896# Check incompatible options and dependencies 897################################################################################ 898 899# USE_DEBUGFS experimental feature recommended only in debug builds 900ifeq (${USE_DEBUGFS},1) 901 ifeq (${DEBUG},1) 902 $(warning DEBUGFS experimental feature is enabled.) 903 else 904 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 905 endif 906endif #(USE_DEBUGFS) 907 908# USE_SPINLOCK_CAS requires AArch64 build 909ifeq (${USE_SPINLOCK_CAS},1) 910 ifneq (${ARCH},aarch64) 911 $(error USE_SPINLOCK_CAS requires AArch64) 912 endif 913endif #(USE_SPINLOCK_CAS) 914 915# The cert_create tool cannot generate certificates individually, so we use the 916# target 'certificates' to create them all 917ifneq (${GENERATE_COT},0) 918 FIP_DEPS += certificates 919 FWU_FIP_DEPS += fwu_certificates 920endif 921 922ifneq (${DECRYPTION_SUPPORT},none) 923 ENC_ARGS += -f ${FW_ENC_STATUS} 924 ENC_ARGS += -k ${ENC_KEY} 925 ENC_ARGS += -n ${ENC_NONCE} 926 FIP_DEPS += enctool 927 FWU_FIP_DEPS += enctool 928endif #(DECRYPTION_SUPPORT) 929 930ifdef EL3_PAYLOAD_BASE 931 ifdef PRELOADED_BL33_BASE 932 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 933 incompatible build options. EL3_PAYLOAD_BASE has priority.") 934 endif 935 ifneq (${GENERATE_COT},0) 936 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \ 937 build options.") 938 endif 939 ifneq (${TRUSTED_BOARD_BOOT},0) 940 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \ 941 incompatible \ build options.") 942 endif 943endif #(EL3_PAYLOAD_BASE) 944 945ifeq (${NEED_BL33},yes) 946 ifdef EL3_PAYLOAD_BASE 947 $(warning "BL33 image is not needed when option \ 948 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 949 endif 950 ifdef PRELOADED_BL33_BASE 951 $(warning "BL33 image is not needed when option \ 952 PRELOADED_BL33_BASE is used and won't be added to the FIP file.") 953 endif 954endif #(NEED_BL33) 955 956# When building for systems with hardware-assisted coherency, there's no need to 957# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 958ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 959 $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 960endif 961 962#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1. 963ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1) 964 $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled") 965endif 966 967# RAS_EXTENSION is deprecated, provide alternate build options 968ifeq ($(RAS_EXTENSION),1) 969 $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \ 970 and RAS_FFH_SUPPORT instead") 971endif 972 973# RAS firmware first handling requires that EAs are handled in EL3 first 974ifeq ($(RAS_FFH_SUPPORT),1) 975 ifneq ($(ENABLE_FEAT_RAS),1) 976 $(error For RAS_FFH_SUPPORT, ENABLE_FEAT_RAS must also be 1) 977 endif 978 ifneq ($(HANDLE_EA_EL3_FIRST_NS),1) 979 $(error For RAS_FFH_SUPPORT, HANDLE_EA_EL3_FIRST_NS must also be 1) 980 endif 981endif #(RAS_FFH_SUPPORT) 982 983# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled 984ifeq ($(FAULT_INJECTION_SUPPORT),1) 985 ifeq ($(ENABLE_FEAT_RAS),0) 986 $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0) 987 endif 988endif #(FAULT_INJECTION_SUPPORT) 989 990# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 991ifeq ($(DYN_DISABLE_AUTH), 1) 992 ifeq (${TRUSTED_BOARD_BOOT}, 0) 993 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \ 994 to be set.") 995 endif 996endif #(DYN_DISABLE_AUTH) 997 998ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1) 999# Support authentication verification and hash calculation 1000 CRYPTO_SUPPORT := 3 1001else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1) 1002# Support authentication verification and hash calculation 1003 CRYPTO_SUPPORT := 3 1004else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),) 1005# Support hash calculation only 1006 CRYPTO_SUPPORT := 2 1007else ifeq (${TRUSTED_BOARD_BOOT},1) 1008# Support authentication verification only 1009 CRYPTO_SUPPORT := 1 1010else 1011 CRYPTO_SUPPORT := 0 1012endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT)) 1013 1014# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled. 1015ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1) 1016 $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled") 1017endif 1018 1019# If pointer authentication is used in the firmware, make sure that all the 1020# registers associated to it are also saved and restored. 1021# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 1022ifeq ($(ENABLE_PAUTH),1) 1023 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 1024 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1) 1025 endif 1026endif #(ENABLE_PAUTH) 1027 1028ifeq ($(CTX_INCLUDE_PAUTH_REGS),1) 1029 ifneq (${ARCH},aarch64) 1030 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 1031 endif 1032endif #(CTX_INCLUDE_PAUTH_REGS) 1033 1034ifeq ($(CTX_INCLUDE_MTE_REGS),1) 1035 ifneq (${ARCH},aarch64) 1036 $(error CTX_INCLUDE_MTE_REGS requires AArch64) 1037 endif 1038endif #(CTX_INCLUDE_MTE_REGS) 1039 1040ifeq ($(PSA_FWU_SUPPORT),1) 1041 $(info PSA_FWU_SUPPORT is an experimental feature) 1042endif #(PSA_FWU_SUPPORT) 1043 1044ifeq ($(FEATURE_DETECTION),1) 1045 $(info FEATURE_DETECTION is an experimental feature) 1046endif #(FEATURE_DETECTION) 1047 1048ifneq ($(ENABLE_SME2_FOR_NS), 0) 1049 ifeq (${ENABLE_SME_FOR_NS}, 0) 1050 $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \ 1051 to be set") 1052 $(warning "Forced ENABLE_SME_FOR_NS=1") 1053 override ENABLE_SME_FOR_NS := 1 1054 endif 1055endif #(ENABLE_SME2_FOR_NS) 1056 1057ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 1058 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 1059 $(error "ALLOW_RO_XLAT_TABLES requires translation tables \ 1060 library v2") 1061 endif 1062endif #(ARM_XLAT_TABLES_LIB_V1) 1063 1064ifneq (${DECRYPTION_SUPPORT},none) 1065 ifeq (${TRUSTED_BOARD_BOOT}, 0) 1066 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \ 1067 to be set) 1068 endif 1069endif #(DECRYPTION_SUPPORT) 1070 1071# Ensure that no Aarch64-only features are enabled in Aarch32 build 1072ifeq (${ARCH},aarch32) 1073 1074 # SME/SVE only supported on AArch64 1075 ifneq (${ENABLE_SME_FOR_NS},0) 1076 $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32") 1077 endif 1078 1079 ifeq (${ENABLE_SVE_FOR_NS},1) 1080 # Warning instead of error due to CI dependency on this 1081 $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32") 1082 endif 1083 1084 # BRBE is not supported in AArch32 1085 ifeq (${ENABLE_BRBE_FOR_NS},1) 1086 $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32") 1087 endif 1088 1089 # FEAT_RNG_TRAP is not supported in AArch32 1090 ifeq (${ENABLE_FEAT_RNG_TRAP},1) 1091 $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32") 1092 endif 1093endif #(ARCH=aarch32) 1094 1095ifneq (${ENABLE_SME_FOR_NS},0) 1096 ifeq (${ENABLE_SVE_FOR_NS},0) 1097 $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS") 1098 endif 1099endif #(ENABLE_SME_FOR_NS) 1100 1101# Secure SME/SVE requires the non-secure component as well 1102ifeq (${ENABLE_SME_FOR_SWD},1) 1103 ifeq (${ENABLE_SME_FOR_NS},0) 1104 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS") 1105 endif 1106 ifeq (${ENABLE_SVE_FOR_SWD},0) 1107 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD") 1108 endif 1109endif #(ENABLE_SME_FOR_SWD) 1110 1111ifeq (${ENABLE_SVE_FOR_SWD},1) 1112 ifeq (${ENABLE_SVE_FOR_NS},0) 1113 $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS") 1114 endif 1115endif #(ENABLE_SVE_FOR_SWD) 1116 1117# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does 1118# its own context management including FPU registers. 1119ifeq (${CTX_INCLUDE_FPREGS},1) 1120 ifneq (${ENABLE_SME_FOR_NS},0) 1121 $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 1122 endif 1123 1124 ifeq (${ENABLE_SVE_FOR_NS},1) 1125 # Warning instead of error due to CI dependency on this 1126 $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 1127 $(warning "Forced ENABLE_SVE_FOR_NS=0") 1128 override ENABLE_SVE_FOR_NS := 0 1129 endif 1130endif #(CTX_INCLUDE_FPREGS) 1131 1132ifeq ($(DRTM_SUPPORT),1) 1133 $(info DRTM_SUPPORT is an experimental feature) 1134endif 1135 1136ifeq (${TRANSFER_LIST},1) 1137 $(info TRANSFER_LIST is an experimental feature) 1138endif 1139 1140ifeq (${ENABLE_RME},1) 1141 ifneq (${SEPARATE_CODE_AND_RODATA},1) 1142 $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`) 1143 endif 1144endif 1145 1146# Determine if FEAT_RNG is supported 1147ENABLE_FEAT_RNG = $(if $(findstring rng,${arch-features}),1,0) 1148 1149# Determine if FEAT_SB is supported 1150ENABLE_FEAT_SB = $(if $(findstring sb,${arch-features}),1,0) 1151 1152ifeq ($(PSA_CRYPTO),1) 1153 $(info PSA_CRYPTO is an experimental feature) 1154endif 1155 1156################################################################################ 1157# Process platform overrideable behaviour 1158################################################################################ 1159 1160ifdef BL1_SOURCES 1161 NEED_BL1 := yes 1162endif #(BL1_SOURCES) 1163 1164ifdef BL2_SOURCES 1165 NEED_BL2 := yes 1166 1167 # Using BL2 implies that a BL33 image also needs to be supplied for the FIP and 1168 # Certificate generation tools. This flag can be overridden by the platform. 1169 ifdef EL3_PAYLOAD_BASE 1170 # If booting an EL3 payload there is no need for a BL33 image 1171 # in the FIP file. 1172 NEED_BL33 := no 1173 else 1174 ifdef PRELOADED_BL33_BASE 1175 # If booting a BL33 preloaded image there is no need of 1176 # another one in the FIP file. 1177 NEED_BL33 := no 1178 else 1179 NEED_BL33 ?= yes 1180 endif 1181 endif 1182endif #(BL2_SOURCES) 1183 1184ifdef BL2U_SOURCES 1185 NEED_BL2U := yes 1186endif #(BL2U_SOURCES) 1187 1188# If SCP_BL2 is given, we always want FIP to include it. 1189ifdef SCP_BL2 1190 NEED_SCP_BL2 := yes 1191endif #(SCP_BL2) 1192 1193# For AArch32, BL31 is not currently supported. 1194ifneq (${ARCH},aarch32) 1195 ifdef BL31_SOURCES 1196 # When booting an EL3 payload, there is no need to compile the BL31 1197 # image nor put it in the FIP. 1198 ifndef EL3_PAYLOAD_BASE 1199 NEED_BL31 := yes 1200 endif 1201 endif 1202endif #(ARCH=aarch64) 1203 1204# Process TBB related flags 1205ifneq (${GENERATE_COT},0) 1206 # Common cert_create options 1207 ifneq (${CREATE_KEYS},0) 1208 $(eval CRT_ARGS += -n) 1209 $(eval FWU_CRT_ARGS += -n) 1210 ifneq (${SAVE_KEYS},0) 1211 $(eval CRT_ARGS += -k) 1212 $(eval FWU_CRT_ARGS += -k) 1213 endif 1214 endif 1215 # Include TBBR makefile (unless the platform indicates otherwise) 1216 ifeq (${INCLUDE_TBBR_MK},1) 1217 include make_helpers/tbbr/tbbr_tools.mk 1218 endif 1219endif #(GENERATE_COT) 1220 1221ifneq (${FIP_ALIGN},0) 1222 FIP_ARGS += --align ${FIP_ALIGN} 1223endif #(FIP_ALIGN) 1224 1225ifdef FDT_SOURCES 1226 NEED_FDT := yes 1227endif #(FDT_SOURCES) 1228 1229################################################################################ 1230# Include libraries' Makefile that are used in all BL 1231################################################################################ 1232 1233include lib/stack_protector/stack_protector.mk 1234 1235################################################################################ 1236# Include BL specific makefiles 1237################################################################################ 1238 1239ifeq (${NEED_BL1},yes) 1240include bl1/bl1.mk 1241endif 1242 1243ifeq (${NEED_BL2},yes) 1244include bl2/bl2.mk 1245endif 1246 1247ifeq (${NEED_BL2U},yes) 1248include bl2u/bl2u.mk 1249endif 1250 1251ifeq (${NEED_BL31},yes) 1252include bl31/bl31.mk 1253endif 1254 1255################################################################################ 1256# Build options checks 1257################################################################################ 1258 1259# Boolean_Flags 1260$(eval $(call assert_booleans,\ 1261 $(sort \ 1262 ALLOW_RO_XLAT_TABLES \ 1263 BL2_ENABLE_SP_LOAD \ 1264 COLD_BOOT_SINGLE_CPU \ 1265 CREATE_KEYS \ 1266 CTX_INCLUDE_AARCH32_REGS \ 1267 CTX_INCLUDE_FPREGS \ 1268 CTX_INCLUDE_EL2_REGS \ 1269 DEBUG \ 1270 DYN_DISABLE_AUTH \ 1271 EL3_EXCEPTION_HANDLING \ 1272 ENABLE_AMU_AUXILIARY_COUNTERS \ 1273 ENABLE_AMU_FCONF \ 1274 AMU_RESTRICT_COUNTERS \ 1275 ENABLE_ASSERTIONS \ 1276 ENABLE_FEAT_SB \ 1277 ENABLE_PIE \ 1278 ENABLE_PMF \ 1279 ENABLE_PSCI_STAT \ 1280 ENABLE_RUNTIME_INSTRUMENTATION \ 1281 ENABLE_SME_FOR_SWD \ 1282 ENABLE_SVE_FOR_SWD \ 1283 ERROR_DEPRECATED \ 1284 FAULT_INJECTION_SUPPORT \ 1285 GENERATE_COT \ 1286 GICV2_G0_FOR_EL3 \ 1287 HANDLE_EA_EL3_FIRST_NS \ 1288 HW_ASSISTED_COHERENCY \ 1289 MEASURED_BOOT \ 1290 DRTM_SUPPORT \ 1291 NS_TIMER_SWITCH \ 1292 OVERRIDE_LIBC \ 1293 PL011_GENERIC_UART \ 1294 PLAT_RSS_NOT_SUPPORTED \ 1295 PROGRAMMABLE_RESET_ADDRESS \ 1296 PSCI_EXTENDED_STATE_ID \ 1297 PSCI_OS_INIT_MODE \ 1298 RESET_TO_BL31 \ 1299 SAVE_KEYS \ 1300 SEPARATE_CODE_AND_RODATA \ 1301 SEPARATE_BL2_NOLOAD_REGION \ 1302 SEPARATE_NOBITS_REGION \ 1303 SPIN_ON_BL1_EXIT \ 1304 SPM_MM \ 1305 SPMC_AT_EL3 \ 1306 SPMC_AT_EL3_SEL0_SP \ 1307 SPMD_SPM_AT_SEL2 \ 1308 ENABLE_SPMD_LP \ 1309 TRANSFER_LIST \ 1310 TRUSTED_BOARD_BOOT \ 1311 USE_COHERENT_MEM \ 1312 USE_DEBUGFS \ 1313 ARM_IO_IN_DTB \ 1314 SDEI_IN_FCONF \ 1315 SEC_INT_DESC_IN_FCONF \ 1316 USE_ROMLIB \ 1317 USE_TBBR_DEFS \ 1318 WARMBOOT_ENABLE_DCACHE_EARLY \ 1319 RESET_TO_BL2 \ 1320 BL2_IN_XIP_MEM \ 1321 BL2_INV_DCACHE \ 1322 USE_SPINLOCK_CAS \ 1323 ENCRYPT_BL31 \ 1324 ENCRYPT_BL32 \ 1325 ERRATA_SPECULATIVE_AT \ 1326 RAS_TRAP_NS_ERR_REC_ACCESS \ 1327 COT_DESC_IN_DTB \ 1328 USE_SP804_TIMER \ 1329 PSA_FWU_SUPPORT \ 1330 ENABLE_MPMM \ 1331 ENABLE_MPMM_FCONF \ 1332 FEATURE_DETECTION \ 1333 TRNG_SUPPORT \ 1334 ERRATA_ABI_SUPPORT \ 1335 ERRATA_NON_ARM_INTERCONNECT \ 1336 CONDITIONAL_CMO \ 1337 RAS_FFH_SUPPORT \ 1338 PSA_CRYPTO \ 1339 ENABLE_CONSOLE_GETC \ 1340))) 1341 1342# Numeric_Flags 1343$(eval $(call assert_numerics,\ 1344 $(sort \ 1345 ARM_ARCH_MAJOR \ 1346 ARM_ARCH_MINOR \ 1347 BRANCH_PROTECTION \ 1348 CTX_INCLUDE_PAUTH_REGS \ 1349 CTX_INCLUDE_MTE_REGS \ 1350 CTX_INCLUDE_NEVE_REGS \ 1351 CRYPTO_SUPPORT \ 1352 DISABLE_MTPMU \ 1353 ENABLE_BRBE_FOR_NS \ 1354 ENABLE_TRBE_FOR_NS \ 1355 ENABLE_BTI \ 1356 ENABLE_PAUTH \ 1357 ENABLE_FEAT_AMU \ 1358 ENABLE_FEAT_AMUv1p1 \ 1359 ENABLE_FEAT_CSV2_2 \ 1360 ENABLE_FEAT_RAS \ 1361 ENABLE_FEAT_DIT \ 1362 ENABLE_FEAT_ECV \ 1363 ENABLE_FEAT_FGT \ 1364 ENABLE_FEAT_HCX \ 1365 ENABLE_FEAT_PAN \ 1366 ENABLE_FEAT_RNG \ 1367 ENABLE_FEAT_RNG_TRAP \ 1368 ENABLE_FEAT_SEL2 \ 1369 ENABLE_FEAT_TCR2 \ 1370 ENABLE_FEAT_S2PIE \ 1371 ENABLE_FEAT_S1PIE \ 1372 ENABLE_FEAT_S2POE \ 1373 ENABLE_FEAT_S1POE \ 1374 ENABLE_FEAT_GCS \ 1375 ENABLE_FEAT_VHE \ 1376 ENABLE_FEAT_MTE_PERM \ 1377 ENABLE_FEAT_MPAM \ 1378 ENABLE_RME \ 1379 ENABLE_SPE_FOR_NS \ 1380 ENABLE_SYS_REG_TRACE_FOR_NS \ 1381 ENABLE_SME_FOR_NS \ 1382 ENABLE_SME2_FOR_NS \ 1383 ENABLE_SVE_FOR_NS \ 1384 ENABLE_TRF_FOR_NS \ 1385 FW_ENC_STATUS \ 1386 NR_OF_FW_BANKS \ 1387 NR_OF_IMAGES_IN_FW_BANK \ 1388 TWED_DELAY \ 1389 ENABLE_FEAT_TWED \ 1390 SVE_VECTOR_LEN \ 1391 IMPDEF_SYSREG_TRAP \ 1392))) 1393 1394ifdef KEY_SIZE 1395 $(eval $(call assert_numeric,KEY_SIZE)) 1396endif 1397 1398ifeq ($(filter $(SANITIZE_UB), on off trap),) 1399 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") 1400endif 1401 1402################################################################################ 1403# Add definitions to the cpp preprocessor based on the current build options. 1404# This is done after including the platform specific makefile to allow the 1405# platform to overwrite the default options 1406################################################################################ 1407 1408$(eval $(call add_defines,\ 1409 $(sort \ 1410 ALLOW_RO_XLAT_TABLES \ 1411 ARM_ARCH_MAJOR \ 1412 ARM_ARCH_MINOR \ 1413 BL2_ENABLE_SP_LOAD \ 1414 COLD_BOOT_SINGLE_CPU \ 1415 CTX_INCLUDE_AARCH32_REGS \ 1416 CTX_INCLUDE_FPREGS \ 1417 CTX_INCLUDE_PAUTH_REGS \ 1418 EL3_EXCEPTION_HANDLING \ 1419 CTX_INCLUDE_MTE_REGS \ 1420 CTX_INCLUDE_EL2_REGS \ 1421 CTX_INCLUDE_NEVE_REGS \ 1422 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \ 1423 DISABLE_MTPMU \ 1424 ENABLE_FEAT_AMU \ 1425 ENABLE_AMU_AUXILIARY_COUNTERS \ 1426 ENABLE_AMU_FCONF \ 1427 AMU_RESTRICT_COUNTERS \ 1428 ENABLE_ASSERTIONS \ 1429 ENABLE_BTI \ 1430 ENABLE_FEAT_MPAM \ 1431 ENABLE_PAUTH \ 1432 ENABLE_PIE \ 1433 ENABLE_PMF \ 1434 ENABLE_PSCI_STAT \ 1435 ENABLE_RME \ 1436 ENABLE_RUNTIME_INSTRUMENTATION \ 1437 ENABLE_SME_FOR_NS \ 1438 ENABLE_SME2_FOR_NS \ 1439 ENABLE_SME_FOR_SWD \ 1440 ENABLE_SPE_FOR_NS \ 1441 ENABLE_SVE_FOR_NS \ 1442 ENABLE_SVE_FOR_SWD \ 1443 ENCRYPT_BL31 \ 1444 ENCRYPT_BL32 \ 1445 ERROR_DEPRECATED \ 1446 FAULT_INJECTION_SUPPORT \ 1447 GICV2_G0_FOR_EL3 \ 1448 HANDLE_EA_EL3_FIRST_NS \ 1449 HW_ASSISTED_COHERENCY \ 1450 LOG_LEVEL \ 1451 MEASURED_BOOT \ 1452 DRTM_SUPPORT \ 1453 NS_TIMER_SWITCH \ 1454 PL011_GENERIC_UART \ 1455 PLAT_${PLAT} \ 1456 PLAT_RSS_NOT_SUPPORTED \ 1457 PROGRAMMABLE_RESET_ADDRESS \ 1458 PSCI_EXTENDED_STATE_ID \ 1459 PSCI_OS_INIT_MODE \ 1460 ENABLE_FEAT_RAS \ 1461 RAS_FFH_SUPPORT \ 1462 RESET_TO_BL31 \ 1463 SEPARATE_CODE_AND_RODATA \ 1464 SEPARATE_BL2_NOLOAD_REGION \ 1465 SEPARATE_NOBITS_REGION \ 1466 RECLAIM_INIT_CODE \ 1467 SPD_${SPD} \ 1468 SPIN_ON_BL1_EXIT \ 1469 SPM_MM \ 1470 SPMC_AT_EL3 \ 1471 SPMC_AT_EL3_SEL0_SP \ 1472 SPMD_SPM_AT_SEL2 \ 1473 TRANSFER_LIST \ 1474 TRUSTED_BOARD_BOOT \ 1475 CRYPTO_SUPPORT \ 1476 TRNG_SUPPORT \ 1477 ERRATA_ABI_SUPPORT \ 1478 ERRATA_NON_ARM_INTERCONNECT \ 1479 USE_COHERENT_MEM \ 1480 USE_DEBUGFS \ 1481 ARM_IO_IN_DTB \ 1482 SDEI_IN_FCONF \ 1483 SEC_INT_DESC_IN_FCONF \ 1484 USE_ROMLIB \ 1485 USE_TBBR_DEFS \ 1486 WARMBOOT_ENABLE_DCACHE_EARLY \ 1487 RESET_TO_BL2 \ 1488 BL2_RUNS_AT_EL3 \ 1489 BL2_IN_XIP_MEM \ 1490 BL2_INV_DCACHE \ 1491 USE_SPINLOCK_CAS \ 1492 ERRATA_SPECULATIVE_AT \ 1493 RAS_TRAP_NS_ERR_REC_ACCESS \ 1494 COT_DESC_IN_DTB \ 1495 USE_SP804_TIMER \ 1496 ENABLE_FEAT_RNG \ 1497 ENABLE_FEAT_RNG_TRAP \ 1498 ENABLE_FEAT_SB \ 1499 ENABLE_FEAT_DIT \ 1500 NR_OF_FW_BANKS \ 1501 NR_OF_IMAGES_IN_FW_BANK \ 1502 PSA_FWU_SUPPORT \ 1503 ENABLE_BRBE_FOR_NS \ 1504 ENABLE_TRBE_FOR_NS \ 1505 ENABLE_SYS_REG_TRACE_FOR_NS \ 1506 ENABLE_TRF_FOR_NS \ 1507 ENABLE_FEAT_HCX \ 1508 ENABLE_MPMM \ 1509 ENABLE_MPMM_FCONF \ 1510 ENABLE_FEAT_FGT \ 1511 ENABLE_FEAT_ECV \ 1512 ENABLE_FEAT_AMUv1p1 \ 1513 ENABLE_FEAT_SEL2 \ 1514 ENABLE_FEAT_VHE \ 1515 ENABLE_FEAT_CSV2_2 \ 1516 ENABLE_FEAT_PAN \ 1517 ENABLE_FEAT_TCR2 \ 1518 ENABLE_FEAT_S2PIE \ 1519 ENABLE_FEAT_S1PIE \ 1520 ENABLE_FEAT_S2POE \ 1521 ENABLE_FEAT_S1POE \ 1522 ENABLE_FEAT_GCS \ 1523 ENABLE_FEAT_MTE_PERM \ 1524 FEATURE_DETECTION \ 1525 TWED_DELAY \ 1526 ENABLE_FEAT_TWED \ 1527 CONDITIONAL_CMO \ 1528 IMPDEF_SYSREG_TRAP \ 1529 SVE_VECTOR_LEN \ 1530 ENABLE_SPMD_LP \ 1531 PSA_CRYPTO \ 1532 ENABLE_CONSOLE_GETC \ 1533))) 1534 1535ifeq (${SANITIZE_UB},trap) 1536 $(eval $(call add_define,MONITOR_TRAPS)) 1537endif #(SANITIZE_UB) 1538 1539# Define the EL3_PAYLOAD_BASE flag only if it is provided. 1540ifdef EL3_PAYLOAD_BASE 1541 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 1542else 1543# Define the PRELOADED_BL33_BASE flag only if it is provided and 1544# EL3_PAYLOAD_BASE is not defined, as it has priority. 1545 ifdef PRELOADED_BL33_BASE 1546 $(eval $(call add_define,PRELOADED_BL33_BASE)) 1547 endif 1548endif #(EL3_PAYLOAD_BASE) 1549 1550# Define the DYN_DISABLE_AUTH flag only if set. 1551ifeq (${DYN_DISABLE_AUTH},1) 1552 $(eval $(call add_define,DYN_DISABLE_AUTH)) 1553endif 1554 1555ifneq ($(findstring armlink,$(notdir $(LD))),) 1556 $(eval $(call add_define,USE_ARM_LINK)) 1557endif 1558 1559# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined 1560ifeq (${SPD},spmd) 1561ifdef SP_LAYOUT_FILE 1562 -include $(BUILD_PLAT)/sp_gen.mk 1563 FIP_DEPS += sp 1564 CRT_DEPS += sp 1565 NEED_SP_PKG := yes 1566else 1567 ifeq (${SPMD_SPM_AT_SEL2},1) 1568 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE") 1569 endif 1570endif #(SP_LAYOUT_FILE) 1571endif #(SPD) 1572 1573################################################################################ 1574# Build targets 1575################################################################################ 1576 1577.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool 1578.SUFFIXES: 1579 1580all: msg_start 1581 1582msg_start: 1583 @echo "Building ${PLAT}" 1584 1585ifeq (${ERROR_DEPRECATED},0) 1586# Check if deprecated declarations and cpp warnings should be treated as error or not. 1587ifneq ($(findstring clang,$(notdir $(CC))),) 1588 CPPFLAGS += -Wno-error=deprecated-declarations 1589else 1590 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp 1591endif 1592endif #(!ERROR_DEPRECATED) 1593 1594$(eval $(call MAKE_LIB_DIRS)) 1595$(eval $(call MAKE_LIB,c)) 1596 1597# Expand build macros for the different images 1598ifeq (${NEED_BL1},yes) 1599BL1_SOURCES := $(sort ${BL1_SOURCES}) 1600$(eval $(call MAKE_BL,bl1)) 1601endif #(NEED_BL1) 1602 1603ifeq (${NEED_BL2},yes) 1604 1605ifeq (${RESET_TO_BL2}, 0) 1606FIP_BL2_ARGS := tb-fw 1607endif 1608 1609BL2_SOURCES := $(sort ${BL2_SOURCES}) 1610 1611$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\ 1612 $(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS}))) 1613 1614endif #(NEED_BL2) 1615 1616ifeq (${NEED_SCP_BL2},yes) 1617$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw)) 1618endif #(NEED_SCP_BL2) 1619 1620ifeq (${NEED_BL31},yes) 1621BL31_SOURCES += ${SPD_SOURCES} 1622# Sort BL31 source files to remove duplicates 1623BL31_SOURCES := $(sort ${BL31_SOURCES}) 1624ifneq (${DECRYPTION_SUPPORT},none) 1625$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\ 1626 $(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31)))) 1627else 1628$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\ 1629 $(eval $(call MAKE_BL,bl31,soc-fw))) 1630endif #(DECRYPTION_SUPPORT) 1631endif #(NEED_BL31) 1632 1633# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 1634# build system will call TOOL_ADD_IMG to print a warning message and abort the 1635# process. Note that the dependency on BL32 applies to the FIP only. 1636ifeq (${NEED_BL32},yes) 1637# Sort BL32 source files to remove duplicates 1638BL32_SOURCES := $(sort ${BL32_SOURCES}) 1639BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1)) 1640 1641ifneq (${DECRYPTION_SUPPORT},none) 1642$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\ 1643 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32)))) 1644else 1645$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\ 1646 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw))) 1647endif #(DECRYPTION_SUPPORT) 1648endif #(NEED_BL32) 1649 1650# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP) 1651# needs to be built from RMM_SOURCES. 1652ifeq (${NEED_RMM},yes) 1653# Sort RMM source files to remove duplicates 1654RMM_SOURCES := $(sort ${RMM_SOURCES}) 1655BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1)) 1656 1657$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\ 1658 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw))) 1659endif #(NEED_RMM) 1660 1661# Add the BL33 image if required by the platform 1662ifeq (${NEED_BL33},yes) 1663$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) 1664endif #(NEED_BL33) 1665 1666ifeq (${NEED_BL2U},yes) 1667$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\ 1668 $(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_))) 1669endif #(NEED_BL2U) 1670 1671# Expand build macros for the different images 1672ifeq (${NEED_FDT},yes) 1673 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES))) 1674endif #(NEED_FDT) 1675 1676# Add Secure Partition packages 1677ifeq (${NEED_SP_PKG},yes) 1678$(BUILD_PLAT)/sp_gen.mk : ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT} 1679 ${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT} 1680sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS) 1681 @${ECHO_BLANK_LINE} 1682 @echo "Built SP Images successfully" 1683 @${ECHO_BLANK_LINE} 1684endif #(NEED_SP_PKG) 1685 1686locate-checkpatch: 1687ifndef CHECKPATCH 1688 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1689else 1690ifeq (,$(wildcard ${CHECKPATCH})) 1691 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl") 1692endif 1693endif #(CHECKPATCH) 1694 1695clean: 1696 @echo " CLEAN" 1697 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 1698ifdef UNIX_MK 1699 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1700else 1701# Clear the MAKEFLAGS as we do not want 1702# to pass the gnumake flags to nmake. 1703 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean 1704endif #(UNIX_MK) 1705 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 1706 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean 1707 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1708 1709realclean distclean: 1710 @echo " REALCLEAN" 1711 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 1712 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 1713ifdef UNIX_MK 1714 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 1715else 1716# Clear the MAKEFLAGS as we do not want 1717# to pass the gnumake flags to nmake. 1718 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean 1719endif #(UNIX_MK) 1720 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean 1721 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean 1722 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean 1723 1724checkcodebase: locate-checkpatch 1725 @echo " CHECKING STYLE" 1726 @if test -d .git ; then \ 1727 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \ 1728 while read GIT_FILE ; \ 1729 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 1730 done ; \ 1731 else \ 1732 find . -type f -not -iwholename "*.git*" \ 1733 -not -iwholename "*build*" \ 1734 -not -iwholename "*libfdt*" \ 1735 -not -iwholename "*libc*" \ 1736 -not -iwholename "*docs*" \ 1737 -not -iwholename "*.rst" \ 1738 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 1739 fi 1740 1741checkpatch: locate-checkpatch 1742 @echo " CHECKING STYLE" 1743 @if test -n "${CHECKPATCH_OPTS}"; then \ 1744 echo " with ${CHECKPATCH_OPTS} option(s)"; \ 1745 fi 1746 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \ 1747 for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`; \ 1748 do \ 1749 printf "\n[*] Checking style of '$$commit'\n\n"; \ 1750 git log --format=email "$$commit~..$$commit" \ 1751 -- ${CHECK_PATHS} | \ 1752 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1753 git diff --format=email "$$commit~..$$commit" \ 1754 -- ${CHECK_PATHS} | \ 1755 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \ 1756 done 1757 1758certtool: ${CRTTOOL} 1759 1760${CRTTOOL}: FORCE 1761 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${CRTTOOLPATH} all 1762 @${ECHO_BLANK_LINE} 1763 @echo "Built $@ successfully" 1764 @${ECHO_BLANK_LINE} 1765 1766ifneq (${GENERATE_COT},0) 1767certificates: ${CRT_DEPS} ${CRTTOOL} 1768 ${Q}${CRTTOOL} ${CRT_ARGS} 1769 @${ECHO_BLANK_LINE} 1770 @echo "Built $@ successfully" 1771 @echo "Certificates can be found in ${BUILD_PLAT}" 1772 @${ECHO_BLANK_LINE} 1773endif #(GENERATE_COT) 1774 1775${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 1776 $(eval ${CHECK_FIP_CMD}) 1777 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 1778 ${Q}${FIPTOOL} info $@ 1779 @${ECHO_BLANK_LINE} 1780 @echo "Built $@ successfully" 1781 @${ECHO_BLANK_LINE} 1782 1783ifneq (${GENERATE_COT},0) 1784fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 1785 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 1786 @${ECHO_BLANK_LINE} 1787 @echo "Built $@ successfully" 1788 @echo "FWU certificates can be found in ${BUILD_PLAT}" 1789 @${ECHO_BLANK_LINE} 1790endif #(GENERATE_COT) 1791 1792${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 1793 $(eval ${CHECK_FWU_FIP_CMD}) 1794 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 1795 ${Q}${FIPTOOL} info $@ 1796 @${ECHO_BLANK_LINE} 1797 @echo "Built $@ successfully" 1798 @${ECHO_BLANK_LINE} 1799 1800fiptool: ${FIPTOOL} 1801fip: ${BUILD_PLAT}/${FIP_NAME} 1802fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 1803 1804${FIPTOOL}: FORCE 1805ifdef UNIX_MK 1806 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all 1807else 1808# Clear the MAKEFLAGS as we do not want 1809# to pass the gnumake flags to nmake. 1810 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) 1811endif #(UNIX_MK) 1812 1813romlib.bin: libraries FORCE 1814 ${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all 1815 1816memmap: all 1817ifdef UNIX_MK 1818 ${Q}PYTHONPATH=${CURDIR}/tools/memory \ 1819 ${PYTHON} -m memory.memmap -sr ${BUILD_PLAT} 1820else 1821 ${Q}set PYTHONPATH=${CURDIR}/tools/memory && \ 1822 ${PYTHON} -m memory.memmap -sr ${BUILD_PLAT} 1823endif 1824 1825doc: 1826 @echo " BUILD DOCUMENTATION" 1827 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html 1828 1829enctool: ${ENCTOOL} 1830 1831${ENCTOOL}: FORCE 1832 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all 1833 @${ECHO_BLANK_LINE} 1834 @echo "Built $@ successfully" 1835 @${ECHO_BLANK_LINE} 1836 1837cscope: 1838 @echo " CSCOPE" 1839 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 1840 ${Q}cscope -b -q -k 1841 1842help: 1843 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]" 1844 @echo "" 1845 @echo "PLAT is used to specify which platform you wish to build." 1846 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 1847 @echo "" 1848 @echo "platform = ${PLATFORM_LIST}" 1849 @echo "" 1850 @echo "Please refer to the User Guide for a list of all supported options." 1851 @echo "Note that the build system doesn't track dependencies for build " 1852 @echo "options. Therefore, if any of the build options are changed " 1853 @echo "from a previous build, a clean build must be performed." 1854 @echo "" 1855 @echo "Supported Targets:" 1856 @echo " all Build all individual bootloader binaries" 1857 @echo " bl1 Build the BL1 binary" 1858 @echo " bl2 Build the BL2 binary" 1859 @echo " bl2u Build the BL2U binary" 1860 @echo " bl31 Build the BL31 binary" 1861 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 1862 @echo " this builds secure payload specified by AARCH32_SP" 1863 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 1864 @echo " fip Build the Firmware Image Package (FIP)" 1865 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 1866 @echo " checkcodebase Check the coding style of the entire source tree" 1867 @echo " checkpatch Check the coding style on changes in the current" 1868 @echo " branch against BASE_COMMIT (default origin/master)" 1869 @echo " clean Clean the build for the selected platform" 1870 @echo " cscope Generate cscope index" 1871 @echo " distclean Remove all build artifacts for all platforms" 1872 @echo " certtool Build the Certificate generation tool" 1873 @echo " enctool Build the Firmware encryption tool" 1874 @echo " fiptool Build the Firmware Image Package (FIP) creation tool" 1875 @echo " sp Build the Secure Partition Packages" 1876 @echo " sptool Build the Secure Partition Package creation tool" 1877 @echo " dtbs Build the Device Tree Blobs (if required for the platform)" 1878 @echo " memmap Print the memory map of the built binaries" 1879 @echo " doc Build html based documentation using Sphinx tool" 1880 @echo "" 1881 @echo "Note: most build targets require PLAT to be set to a specific platform." 1882 @echo "" 1883 @echo "example: build all targets for the FVP platform:" 1884 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 1885 1886.PHONY: FORCE 1887FORCE:; 1888