1# 2# Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are met: 6# 7# Redistributions of source code must retain the above copyright notice, this 8# list of conditions and the following disclaimer. 9# 10# Redistributions in binary form must reproduce the above copyright notice, 11# this list of conditions and the following disclaimer in the documentation 12# and/or other materials provided with the distribution. 13# 14# Neither the name of ARM nor the names of its contributors may be used 15# to endorse or promote products derived from this software without specific 16# prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28# POSSIBILITY OF SUCH DAMAGE. 29# 30 31# 32# Trusted Firmware Version 33# 34VERSION_MAJOR := 1 35VERSION_MINOR := 2 36 37# Default goal is build all images 38.DEFAULT_GOAL := all 39 40MAKE_HELPERS_DIRECTORY := make_helpers/ 41include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 42include ${MAKE_HELPERS_DIRECTORY}build_env.mk 43 44################################################################################ 45# Default values for build configurations 46################################################################################ 47 48# The Target build architecture. Supported values are: aarch64, aarch32. 49ARCH := aarch64 50# Build verbosity 51V := 0 52# Debug build 53DEBUG := 0 54# Build platform 55DEFAULT_PLAT := fvp 56PLAT := ${DEFAULT_PLAT} 57# SPD choice 58SPD := none 59# The AArch32 Secure Payload to be built as BL32 image 60AARCH32_SP := none 61# Base commit to perform code check on 62BASE_COMMIT := origin/master 63# NS timer register save and restore 64NS_TIMER_SWITCH := 0 65# By default, BL1 acts as the reset handler, not BL31 66RESET_TO_BL31 := 0 67# Include FP registers in cpu context 68CTX_INCLUDE_FPREGS := 0 69# Build flag to include AArch32 registers in cpu context save and restore 70# during world switch. This flag must be set to 0 for AArch64-only platforms. 71CTX_INCLUDE_AARCH32_REGS := 1 72# Determine the version of ARM GIC architecture to use for interrupt management 73# in EL3. The platform port can change this value if needed. 74ARM_GIC_ARCH := 2 75# Determine the version of ARM CCI product used in the platform. The platform 76# port can change this value if needed. 77ARM_CCI_PRODUCT_ID := 400 78# Flag used to indicate if ASM_ASSERTION should be enabled for the build. 79# This defaults to being present in DEBUG builds only. 80ASM_ASSERTION := ${DEBUG} 81# Build option to choose whether Trusted firmware uses Coherent memory or not. 82USE_COHERENT_MEM := 1 83# Flag used to choose the power state format viz Extended State-ID or the Original 84# format. 85PSCI_EXTENDED_STATE_ID := 0 86# Default FIP file name 87FIP_NAME := fip.bin 88# Default FWU_FIP file name 89FWU_FIP_NAME := fwu_fip.bin 90# By default, use the -pedantic option in the gcc command line 91DISABLE_PEDANTIC := 0 92# Flags to generate the Chain of Trust 93GENERATE_COT := 0 94CREATE_KEYS := 1 95SAVE_KEYS := 0 96# Flags to build TF with Trusted Boot support 97TRUSTED_BOARD_BOOT := 0 98# By default, consider that the platform's reset address is not programmable. 99# The platform Makefile is free to override this value. 100PROGRAMMABLE_RESET_ADDRESS := 0 101# Build flag to treat usage of deprecated platform and framework APIs as error. 102ERROR_DEPRECATED := 0 103# By default, consider that the platform may release several CPUs out of reset. 104# The platform Makefile is free to override this value. 105COLD_BOOT_SINGLE_CPU := 0 106# Flag to introduce an infinite loop in BL1 just before it exits into the next 107# image. This is meant to help debugging the post-BL2 phase. 108SPIN_ON_BL1_EXIT := 0 109# Build PL011 UART driver in minimal generic UART mode 110PL011_GENERIC_UART := 0 111# Flag to enable Performance Measurement Framework 112ENABLE_PMF := 0 113# Flag to enable PSCI STATs functionality 114ENABLE_PSCI_STAT := 0 115# Whether code and read-only data should be put on separate memory pages. 116# The platform Makefile is free to override this value. 117SEPARATE_CODE_AND_RODATA := 0 118# Flag to enable new version of image loading 119LOAD_IMAGE_V2 := 0 120 121################################################################################ 122# Checkpatch script options 123################################################################################ 124 125CHECKCODE_ARGS := --no-patch 126# Do not check the coding style on imported library files or documentation files 127INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 128 include/lib/libfdt \ 129 include/lib/stdlib, \ 130 $(wildcard include/lib/*))) 131INC_DIRS_TO_CHECK := $(sort $(filter-out \ 132 include/lib, \ 133 $(wildcard include/*))) 134LIB_DIRS_TO_CHECK := $(sort $(filter-out \ 135 lib/libfdt \ 136 lib/stdlib, \ 137 $(wildcard lib/*))) 138ROOT_DIRS_TO_CHECK := $(sort $(filter-out \ 139 lib \ 140 include \ 141 docs \ 142 %.md, \ 143 $(wildcard *))) 144CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \ 145 ${INC_DIRS_TO_CHECK} \ 146 ${INC_LIB_DIRS_TO_CHECK} \ 147 ${LIB_DIRS_TO_CHECK} 148 149 150################################################################################ 151# Process build options 152################################################################################ 153 154# Verbose flag 155ifeq (${V},0) 156 Q:=@ 157 CHECKCODE_ARGS += --no-summary --terse 158else 159 Q:= 160endif 161export Q 162 163# Process Debug flag 164$(eval $(call add_define,DEBUG)) 165ifneq (${DEBUG}, 0) 166 BUILD_TYPE := debug 167 TF_CFLAGS += -g 168 ASFLAGS += -g -Wa,--gdwarf-2 169 # Use LOG_LEVEL_INFO by default for debug builds 170 LOG_LEVEL := 40 171else 172 BUILD_TYPE := release 173 $(eval $(call add_define,NDEBUG)) 174 # Use LOG_LEVEL_NOTICE by default for release builds 175 LOG_LEVEL := 20 176endif 177 178# Default build string (git branch and commit) 179ifeq (${BUILD_STRING},) 180 BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h") 181endif 182VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 183 184# The cert_create tool cannot generate certificates individually, so we use the 185# target 'certificates' to create them all 186ifneq (${GENERATE_COT},0) 187 FIP_DEPS += certificates 188 FWU_FIP_DEPS += fwu_certificates 189endif 190 191# For AArch32, enable new version of image loading. 192ifeq (${ARCH},aarch32) 193 LOAD_IMAGE_V2 := 1 194endif 195 196################################################################################ 197# Toolchain 198################################################################################ 199 200CC := ${CROSS_COMPILE}gcc 201CPP := ${CROSS_COMPILE}cpp 202AS := ${CROSS_COMPILE}gcc 203AR := ${CROSS_COMPILE}ar 204LD := ${CROSS_COMPILE}ld 205OC := ${CROSS_COMPILE}objcopy 206OD := ${CROSS_COMPILE}objdump 207NM := ${CROSS_COMPILE}nm 208PP := ${CROSS_COMPILE}gcc -E 209 210ASFLAGS_aarch64 = -mgeneral-regs-only 211TF_CFLAGS_aarch64 = -mgeneral-regs-only -mstrict-align 212 213ASFLAGS_aarch32 = -march=armv8-a 214TF_CFLAGS_aarch32 = -march=armv8-a 215 216ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ 217 -Werror -Wmissing-include-dirs \ 218 -D__ASSEMBLY__ $(ASFLAGS_$(ARCH)) \ 219 ${DEFINES} ${INCLUDES} 220TF_CFLAGS += -nostdinc -ffreestanding -Wall \ 221 -Werror -Wmissing-include-dirs \ 222 -std=c99 -c -Os \ 223 $(TF_CFLAGS_$(ARCH)) \ 224 ${DEFINES} ${INCLUDES} 225TF_CFLAGS += -ffunction-sections -fdata-sections 226 227LDFLAGS += --fatal-warnings -O1 228LDFLAGS += --gc-sections 229 230 231################################################################################ 232# Common sources and include directories 233################################################################################ 234include lib/stdlib/stdlib.mk 235 236BL_COMMON_SOURCES += common/bl_common.c \ 237 common/tf_printf.c \ 238 common/${ARCH}/debug.S \ 239 lib/${ARCH}/cache_helpers.S \ 240 lib/${ARCH}/misc_helpers.S \ 241 plat/common/${ARCH}/platform_helpers.S \ 242 ${STDLIB_SRCS} 243 244INCLUDES += -Iinclude/bl1 \ 245 -Iinclude/bl31 \ 246 -Iinclude/common \ 247 -Iinclude/common/${ARCH} \ 248 -Iinclude/drivers \ 249 -Iinclude/drivers/arm \ 250 -Iinclude/drivers/auth \ 251 -Iinclude/drivers/io \ 252 -Iinclude/drivers/ti/uart \ 253 -Iinclude/lib \ 254 -Iinclude/lib/${ARCH} \ 255 -Iinclude/lib/cpus/${ARCH} \ 256 -Iinclude/lib/el3_runtime \ 257 -Iinclude/lib/el3_runtime/${ARCH} \ 258 -Iinclude/lib/pmf \ 259 -Iinclude/lib/psci \ 260 -Iinclude/plat/common \ 261 -Iinclude/services \ 262 ${PLAT_INCLUDES} \ 263 ${SPD_INCLUDES} 264 265 266################################################################################ 267# Generic definitions 268################################################################################ 269 270include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk 271 272BUILD_BASE := ./build 273BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 274 275SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*)))) 276 277# Platforms providing their own TBB makefile may override this value 278INCLUDE_TBBR_MK := 1 279 280 281################################################################################ 282# Include SPD Makefile if one has been specified 283################################################################################ 284 285ifneq (${SPD},none) 286ifeq (${ARCH},aarch32) 287 $(error "Error: SPD is incompatible with AArch32.") 288endif 289ifdef EL3_PAYLOAD_BASE 290 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 291 $(warning "The SPD and its BL32 companion will be present but ignored.") 292endif 293 # We expect to locate an spd.mk under the specified SPD directory 294 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk) 295 296 ifeq (${SPD_MAKE},) 297 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 298 endif 299 $(info Including ${SPD_MAKE}) 300 include ${SPD_MAKE} 301 302 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 303 # Makefile would set NEED_BL32 to "yes". In this case, the build system 304 # supports two mutually exclusive options: 305 # * BL32 is built from source: then BL32_SOURCES must contain the list 306 # of source files to build BL32 307 # * BL32 is a prebuilt binary: then BL32 must point to the image file 308 # that will be included in the FIP 309 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 310 # over the sources. 311endif 312 313 314################################################################################ 315# Include the platform specific Makefile after the SPD Makefile (the platform 316# makefile may use all previous definitions in this file) 317################################################################################ 318 319include ${PLAT_MAKEFILE_FULL} 320 321# Platform compatibility is not supported in AArch32 322ifneq (${ARCH},aarch32) 323# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 324ifndef ENABLE_PLAT_COMPAT 325ENABLE_PLAT_COMPAT := 1 326endif 327 328# Include the platform compatibility helpers for PSCI 329ifneq (${ENABLE_PLAT_COMPAT}, 0) 330include plat/compat/plat_compat.mk 331endif 332endif 333 334# Include the CPU specific operations makefile, which provides default 335# values for all CPU errata workarounds and CPU specific optimisations. 336# This can be overridden by the platform. 337include lib/cpus/cpu-ops.mk 338 339 340################################################################################ 341# Check incompatible options 342################################################################################ 343 344ifdef EL3_PAYLOAD_BASE 345 ifdef PRELOADED_BL33_BASE 346 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 347 incompatible build options. EL3_PAYLOAD_BASE has priority.") 348 endif 349endif 350 351ifeq (${NEED_BL33},yes) 352 ifdef EL3_PAYLOAD_BASE 353 $(warning "BL33 image is not needed when option \ 354 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 355 endif 356 ifdef PRELOADED_BL33_BASE 357 $(warning "BL33 image is not needed when option \ 358 PRELOADED_BL33_BASE is used and won't be added to the FIP \ 359 file.") 360 endif 361endif 362 363# TRUSTED_BOARD_BOOT is currently not supported when LOAD_IMAGE_V2 is enabled. 364ifeq (${LOAD_IMAGE_V2},1) 365 ifeq (${TRUSTED_BOARD_BOOT},1) 366 $(error "TRUSTED_BOARD_BOOT is currently not supported \ 367 for LOAD_IMAGE_V2=1") 368 endif 369endif 370 371# For AArch32, LOAD_IMAGE_V2 must be enabled. 372ifeq (${ARCH},aarch32) 373 ifeq (${LOAD_IMAGE_V2}, 0) 374 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.") 375 endif 376endif 377 378 379################################################################################ 380# Process platform overrideable behaviour 381################################################################################ 382 383# Check if -pedantic option should be used 384ifeq (${DISABLE_PEDANTIC},0) 385 TF_CFLAGS += -pedantic 386endif 387 388# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 389# supplied for the FIP and Certificate generation tools. This flag can be 390# overridden by the platform. 391ifdef BL2_SOURCES 392 ifdef EL3_PAYLOAD_BASE 393 # If booting an EL3 payload there is no need for a BL33 image 394 # in the FIP file. 395 NEED_BL33 := no 396 else 397 ifdef PRELOADED_BL33_BASE 398 # If booting a BL33 preloaded image there is no need of 399 # another one in the FIP file. 400 NEED_BL33 := no 401 else 402 NEED_BL33 ?= yes 403 endif 404 endif 405endif 406 407# Process TBB related flags 408ifneq (${GENERATE_COT},0) 409 # Common cert_create options 410 ifneq (${CREATE_KEYS},0) 411 $(eval CRT_ARGS += -n) 412 $(eval FWU_CRT_ARGS += -n) 413 ifneq (${SAVE_KEYS},0) 414 $(eval CRT_ARGS += -k) 415 $(eval FWU_CRT_ARGS += -k) 416 endif 417 endif 418 # Include TBBR makefile (unless the platform indicates otherwise) 419 ifeq (${INCLUDE_TBBR_MK},1) 420 include make_helpers/tbbr/tbbr_tools.mk 421 endif 422endif 423 424# Make sure PMF is enabled if PSCI STAT is enabled. 425ifeq (${ENABLE_PSCI_STAT},1) 426ENABLE_PMF := 1 427endif 428 429################################################################################ 430# Auxiliary tools (fiptool, cert_create, etc) 431################################################################################ 432 433# Variables for use with Certificate Generation Tool 434CRTTOOLPATH ?= tools/cert_create 435CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT} 436 437# Variables for use with Firmware Image Package 438FIPTOOLPATH ?= tools/fiptool 439FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT} 440 441 442################################################################################ 443# Build options checks 444################################################################################ 445 446$(eval $(call assert_boolean,DEBUG)) 447$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 448$(eval $(call assert_boolean,RESET_TO_BL31)) 449$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 450$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS)) 451$(eval $(call assert_boolean,ASM_ASSERTION)) 452$(eval $(call assert_boolean,USE_COHERENT_MEM)) 453$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 454$(eval $(call assert_boolean,GENERATE_COT)) 455$(eval $(call assert_boolean,CREATE_KEYS)) 456$(eval $(call assert_boolean,SAVE_KEYS)) 457$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 458$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 459$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 460$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 461$(eval $(call assert_boolean,ERROR_DEPRECATED)) 462$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 463$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 464$(eval $(call assert_boolean,PL011_GENERIC_UART)) 465$(eval $(call assert_boolean,ENABLE_PMF)) 466$(eval $(call assert_boolean,ENABLE_PSCI_STAT)) 467$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA)) 468$(eval $(call assert_boolean,LOAD_IMAGE_V2)) 469 470 471################################################################################ 472# Add definitions to the cpp preprocessor based on the current build options. 473# This is done after including the platform specific makefile to allow the 474# platform to overwrite the default options 475################################################################################ 476 477$(eval $(call add_define,PLAT_${PLAT})) 478$(eval $(call add_define,SPD_${SPD})) 479$(eval $(call add_define,NS_TIMER_SWITCH)) 480$(eval $(call add_define,RESET_TO_BL31)) 481$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 482$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS)) 483$(eval $(call add_define,ARM_GIC_ARCH)) 484$(eval $(call add_define,ARM_CCI_PRODUCT_ID)) 485$(eval $(call add_define,ASM_ASSERTION)) 486$(eval $(call add_define,LOG_LEVEL)) 487$(eval $(call add_define,USE_COHERENT_MEM)) 488$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 489$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 490$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 491$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 492$(eval $(call add_define,ERROR_DEPRECATED)) 493$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 494$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 495$(eval $(call add_define,PL011_GENERIC_UART)) 496$(eval $(call add_define,ENABLE_PMF)) 497$(eval $(call add_define,ENABLE_PSCI_STAT)) 498$(eval $(call add_define,SEPARATE_CODE_AND_RODATA)) 499$(eval $(call add_define,LOAD_IMAGE_V2)) 500# Define the EL3_PAYLOAD_BASE flag only if it is provided. 501ifdef EL3_PAYLOAD_BASE 502 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 503else 504 # Define the PRELOADED_BL33_BASE flag only if it is provided and 505 # EL3_PAYLOAD_BASE is not defined, as it has priority. 506 ifdef PRELOADED_BL33_BASE 507 $(eval $(call add_define,PRELOADED_BL33_BASE)) 508 endif 509endif 510# Define the AARCH32/AARCH64 flag based on the ARCH flag 511ifeq (${ARCH},aarch32) 512 $(eval $(call add_define,AARCH32)) 513else 514 $(eval $(call add_define,AARCH64)) 515endif 516 517################################################################################ 518# Include BL specific makefiles 519################################################################################ 520ifdef BL1_SOURCES 521NEED_BL1 := yes 522include bl1/bl1.mk 523endif 524 525ifdef BL2_SOURCES 526NEED_BL2 := yes 527include bl2/bl2.mk 528endif 529 530# For AArch32, BL31 is not applicable, and BL2U is not supported at present. 531ifneq (${ARCH},aarch32) 532ifdef BL2U_SOURCES 533NEED_BL2U := yes 534include bl2u/bl2u.mk 535endif 536 537ifdef BL31_SOURCES 538# When booting an EL3 payload, there is no need to compile the BL31 image nor 539# put it in the FIP. 540ifndef EL3_PAYLOAD_BASE 541NEED_BL31 := yes 542include bl31/bl31.mk 543endif 544endif 545endif 546 547ifeq (${ARCH},aarch32) 548NEED_BL32 := yes 549 550################################################################################ 551# Build `AARCH32_SP` as BL32 image for AArch32 552################################################################################ 553ifneq (${AARCH32_SP},none) 554# We expect to locate an sp.mk under the specified AARCH32_SP directory 555AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk) 556 557ifeq (${AARCH32_SP_MAKE},) 558 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located) 559endif 560 561$(info Including ${AARCH32_SP_MAKE}) 562include ${AARCH32_SP_MAKE} 563endif 564 565endif 566 567################################################################################ 568# Build targets 569################################################################################ 570 571.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool 572.SUFFIXES: 573 574all: msg_start 575 576msg_start: 577 @echo "Building ${PLAT}" 578 579# Check if deprecated declarations should be treated as error or not. 580ifeq (${ERROR_DEPRECATED},0) 581 TF_CFLAGS += -Wno-error=deprecated-declarations 582endif 583 584# Expand build macros for the different images 585ifeq (${NEED_BL1},yes) 586$(eval $(call MAKE_BL,1)) 587endif 588 589ifeq (${NEED_BL2},yes) 590$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\ 591 $(eval $(call MAKE_BL,2,tb-fw))) 592endif 593 594ifeq (${NEED_BL31},yes) 595BL31_SOURCES += ${SPD_SOURCES} 596$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\ 597 $(eval $(call MAKE_BL,31,soc-fw))) 598endif 599 600# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 601# build system will call FIP_ADD_IMG to print a warning message and abort the 602# process. Note that the dependency on BL32 applies to the FIP only. 603ifeq (${NEED_BL32},yes) 604$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\ 605 $(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\ 606 $(eval $(call FIP_ADD_IMG,BL32,--tos-fw)))) 607endif 608 609# Add the BL33 image if required by the platform 610ifeq (${NEED_BL33},yes) 611$(eval $(call FIP_ADD_IMG,BL33,--nt-fw)) 612endif 613 614ifeq (${NEED_BL2U},yes) 615BL2U_PATH := $(if ${BL2U},${BL2U},$(call IMG_BIN,2u)) 616$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u))) 617$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg)) 618endif 619 620locate-checkpatch: 621ifndef CHECKPATCH 622 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl") 623else 624ifeq (,$(wildcard ${CHECKPATCH})) 625 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl") 626endif 627endif 628 629clean: 630 @echo " CLEAN" 631 $(call SHELL_REMOVE_DIR,${BUILD_PLAT}) 632 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 633 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 634 635realclean distclean: 636 @echo " REALCLEAN" 637 $(call SHELL_REMOVE_DIR,${BUILD_BASE}) 638 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*) 639 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 640 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 641 642checkcodebase: locate-checkpatch 643 @echo " CHECKING STYLE" 644 @if test -d .git ; then \ 645 git ls-files | grep -E -v libfdt\|stdlib\|docs\|\.md | \ 646 while read GIT_FILE ; \ 647 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \ 648 done ; \ 649 else \ 650 find . -type f -not -iwholename "*.git*" \ 651 -not -iwholename "*build*" \ 652 -not -iwholename "*libfdt*" \ 653 -not -iwholename "*stdlib*" \ 654 -not -iwholename "*docs*" \ 655 -not -iwholename "*.md" \ 656 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 657 fi 658 659checkpatch: locate-checkpatch 660 @echo " CHECKING STYLE" 661 ${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true 662 663certtool: ${CRTTOOL} 664 665.PHONY: ${CRTTOOL} 666${CRTTOOL}: 667 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} 668 @${ECHO_BLANK_LINE} 669 @echo "Built $@ successfully" 670 @${ECHO_BLANK_LINE} 671 672ifneq (${GENERATE_COT},0) 673certificates: ${CRT_DEPS} ${CRTTOOL} 674 ${Q}${CRTTOOL} ${CRT_ARGS} 675 @${ECHO_BLANK_LINE} 676 @echo "Built $@ successfully" 677 @echo "Certificates can be found in ${BUILD_PLAT}" 678 @${ECHO_BLANK_LINE} 679endif 680 681${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 682 ${Q}${FIPTOOL} create ${FIP_ARGS} $@ 683 ${Q}${FIPTOOL} info $@ 684 @${ECHO_BLANK_LINE} 685 @echo "Built $@ successfully" 686 @${ECHO_BLANK_LINE} 687 688ifneq (${GENERATE_COT},0) 689fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 690 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 691 @echo 692 @echo "Built $@ successfully" 693 @echo "FWU certificates can be found in ${BUILD_PLAT}" 694 @echo 695endif 696 697${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 698 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@ 699 ${Q}${FIPTOOL} info $@ 700 @echo 701 @echo "Built $@ successfully" 702 @echo 703 704fiptool: ${FIPTOOL} 705fip: ${BUILD_PLAT}/${FIP_NAME} 706fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 707 708.PHONY: ${FIPTOOL} 709${FIPTOOL}: 710 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH} 711 712cscope: 713 @echo " CSCOPE" 714 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 715 ${Q}cscope -b -q -k 716 717help: 718 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]" 719 @echo "" 720 @echo "PLAT is used to specify which platform you wish to build." 721 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 722 @echo "" 723 @echo "Please refer to the User Guide for a list of all supported options." 724 @echo "Note that the build system doesn't track dependencies for build " 725 @echo "options. Therefore, if any of the build options are changed " 726 @echo "from a previous build, a clean build must be performed." 727 @echo "" 728 @echo "Supported Targets:" 729 @echo " all Build all individual bootloader binaries" 730 @echo " bl1 Build the BL1 binary" 731 @echo " bl2 Build the BL2 binary" 732 @echo " bl2u Build the BL2U binary" 733 @echo " bl31 Build the BL31 binary" 734 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then " 735 @echo " this builds secure payload specified by AARCH32_SP" 736 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 737 @echo " fip Build the Firmware Image Package (FIP)" 738 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 739 @echo " checkcodebase Check the coding style of the entire source tree" 740 @echo " checkpatch Check the coding style on changes in the current" 741 @echo " branch against BASE_COMMIT (default origin/master)" 742 @echo " clean Clean the build for the selected platform" 743 @echo " cscope Generate cscope index" 744 @echo " distclean Remove all build artifacts for all platforms" 745 @echo " certtool Build the Certificate generation tool" 746 @echo " fiptool Build the Firmware Image Package(FIP) creation tool" 747 @echo "" 748 @echo "Note: most build targets require PLAT to be set to a specific platform." 749 @echo "" 750 @echo "example: build all targets for the FVP platform:" 751 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 752