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 40include make_helpers/build_macros.mk 41 42################################################################################ 43# Default values for build configurations 44################################################################################ 45 46# Build verbosity 47V := 0 48# Debug build 49DEBUG := 0 50# Build platform 51DEFAULT_PLAT := fvp 52PLAT := ${DEFAULT_PLAT} 53# SPD choice 54SPD := none 55# Base commit to perform code check on 56BASE_COMMIT := origin/master 57# NS timer register save and restore 58NS_TIMER_SWITCH := 0 59# By default, BL1 acts as the reset handler, not BL31 60RESET_TO_BL31 := 0 61# Include FP registers in cpu context 62CTX_INCLUDE_FPREGS := 0 63# Determine the version of ARM GIC architecture to use for interrupt management 64# in EL3. The platform port can change this value if needed. 65ARM_GIC_ARCH := 2 66# Determine the version of ARM CCI product used in the platform. The platform 67# port can change this value if needed. 68ARM_CCI_PRODUCT_ID := 400 69# Flag used to indicate if ASM_ASSERTION should be enabled for the build. 70# This defaults to being present in DEBUG builds only. 71ASM_ASSERTION := ${DEBUG} 72# Build option to choose whether Trusted firmware uses Coherent memory or not. 73USE_COHERENT_MEM := 1 74# Flag used to choose the power state format viz Extended State-ID or the Original 75# format. 76PSCI_EXTENDED_STATE_ID := 0 77# Default FIP file name 78FIP_NAME := fip.bin 79# Default FWU_FIP file name 80FWU_FIP_NAME := fwu_fip.bin 81# By default, use the -pedantic option in the gcc command line 82DISABLE_PEDANTIC := 0 83# Flags to generate the Chain of Trust 84GENERATE_COT := 0 85CREATE_KEYS := 1 86SAVE_KEYS := 0 87# Flags to build TF with Trusted Boot support 88TRUSTED_BOARD_BOOT := 0 89# By default, consider that the platform's reset address is not programmable. 90# The platform Makefile is free to override this value. 91PROGRAMMABLE_RESET_ADDRESS := 0 92# Build flag to treat usage of deprecated platform and framework APIs as error. 93ERROR_DEPRECATED := 0 94# By default, consider that the platform may release several CPUs out of reset. 95# The platform Makefile is free to override this value. 96COLD_BOOT_SINGLE_CPU := 0 97# Flag to introduce an infinite loop in BL1 just before it exits into the next 98# image. This is meant to help debugging the post-BL2 phase. 99SPIN_ON_BL1_EXIT := 0 100# Build PL011 UART driver in minimal generic UART mode 101PL011_GENERIC_UART := 0 102 103 104################################################################################ 105# Checkpatch script options 106################################################################################ 107 108CHECK_IGNORE := --ignore COMPLEX_MACRO \ 109 --ignore GERRIT_CHANGE_ID \ 110 --ignore GIT_COMMIT_ID 111CHECKPATCH_ARGS := --no-tree --no-signoff ${CHECK_IGNORE} 112CHECKCODE_ARGS := --no-patch --no-tree --no-signoff ${CHECK_IGNORE} 113# Do not check the coding style on C library files 114CHECK_PATHS := $(shell ls -I include -I lib) \ 115 $(addprefix include/,$(shell ls -I stdlib include)) \ 116 $(addprefix lib/,$(shell ls -I stdlib lib)) 117 118 119################################################################################ 120# Process build options 121################################################################################ 122 123# Verbose flag 124ifeq (${V},0) 125 Q=@ 126 CHECKCODE_ARGS += --no-summary --terse 127else 128 Q= 129endif 130export Q 131 132# Process Debug flag 133$(eval $(call add_define,DEBUG)) 134ifneq (${DEBUG}, 0) 135 BUILD_TYPE := debug 136 CFLAGS += -g 137 ASFLAGS += -g -Wa,--gdwarf-2 138 # Use LOG_LEVEL_INFO by default for debug builds 139 LOG_LEVEL := 40 140else 141 BUILD_TYPE := release 142 $(eval $(call add_define,NDEBUG)) 143 # Use LOG_LEVEL_NOTICE by default for release builds 144 LOG_LEVEL := 20 145endif 146 147# Default build string (git branch and commit) 148ifeq (${BUILD_STRING},) 149 BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h") 150endif 151VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 152 153# The cert_create tool cannot generate certificates individually, so we use the 154# target 'certificates' to create them all 155ifneq (${GENERATE_COT},0) 156 FIP_DEPS += certificates 157 FWU_FIP_DEPS += fwu_certificates 158endif 159 160 161################################################################################ 162# Toolchain 163################################################################################ 164 165CC := ${CROSS_COMPILE}gcc 166CPP := ${CROSS_COMPILE}cpp 167AS := ${CROSS_COMPILE}gcc 168AR := ${CROSS_COMPILE}ar 169LD := ${CROSS_COMPILE}ld 170OC := ${CROSS_COMPILE}objcopy 171OD := ${CROSS_COMPILE}objdump 172NM := ${CROSS_COMPILE}nm 173PP := ${CROSS_COMPILE}gcc -E 174 175ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ 176 -Werror -Wmissing-include-dirs \ 177 -mgeneral-regs-only -D__ASSEMBLY__ \ 178 ${DEFINES} ${INCLUDES} 179CFLAGS += -nostdinc -ffreestanding -Wall \ 180 -Werror -Wmissing-include-dirs \ 181 -mgeneral-regs-only -mstrict-align \ 182 -std=c99 -c -Os \ 183 ${DEFINES} ${INCLUDES} 184CFLAGS += -ffunction-sections -fdata-sections 185 186LDFLAGS += --fatal-warnings -O1 187LDFLAGS += --gc-sections 188 189 190################################################################################ 191# Common sources and include directories 192################################################################################ 193 194BL_COMMON_SOURCES += common/bl_common.c \ 195 common/tf_printf.c \ 196 common/aarch64/debug.S \ 197 lib/aarch64/cache_helpers.S \ 198 lib/aarch64/misc_helpers.S \ 199 lib/aarch64/xlat_helpers.c \ 200 lib/stdlib/std.c \ 201 plat/common/aarch64/platform_helpers.S 202 203INCLUDES += -Iinclude/bl1 \ 204 -Iinclude/bl31 \ 205 -Iinclude/bl31/services \ 206 -Iinclude/common \ 207 -Iinclude/drivers \ 208 -Iinclude/drivers/arm \ 209 -Iinclude/drivers/auth \ 210 -Iinclude/drivers/io \ 211 -Iinclude/drivers/ti/uart \ 212 -Iinclude/lib \ 213 -Iinclude/lib/aarch64 \ 214 -Iinclude/lib/cpus/aarch64 \ 215 -Iinclude/plat/common \ 216 -Iinclude/stdlib \ 217 -Iinclude/stdlib/sys \ 218 ${PLAT_INCLUDES} \ 219 ${SPD_INCLUDES} 220 221 222################################################################################ 223# Generic definitions 224################################################################################ 225 226BUILD_BASE := ./build 227BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 228 229PLAT_MAKEFILE := platform.mk 230# Generate the platforms list by recursively searching for all directories 231# under /plat containing a PLAT_MAKEFILE. Append each platform with a `|` 232# char and strip out the final '|'. 233PLATFORMS := $(shell find plat/ -name '${PLAT_MAKEFILE}' -print0 | \ 234 sed -r 's%[^\x00]*\/([^/]*)\/${PLAT_MAKEFILE}\x00%\1|%g' | \ 235 sed -r 's/\|$$//') 236SPDS := $(shell ls -I none services/spd) 237 238# Platforms providing their own TBB makefile may override this value 239INCLUDE_TBBR_MK := 1 240 241 242################################################################################ 243# Include SPD Makefile if one has been specified 244################################################################################ 245 246ifneq (${SPD},none) 247ifdef EL3_PAYLOAD_BASE 248 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 249 $(warning "The SPD and its BL32 companion will be present but ignored.") 250endif 251 # We expect to locate an spd.mk under the specified SPD directory 252 SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m") 253 254 ifeq (${SPD_MAKE},) 255 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 256 endif 257 $(info Including ${SPD_MAKE}) 258 include ${SPD_MAKE} 259 260 # If there's BL32 companion for the chosen SPD, we expect that the SPD's 261 # Makefile would set NEED_BL32 to "yes". In this case, the build system 262 # supports two mutually exclusive options: 263 # * BL32 is built from source: then BL32_SOURCES must contain the list 264 # of source files to build BL32 265 # * BL32 is a prebuilt binary: then BL32 must point to the image file 266 # that will be included in the FIP 267 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence 268 # over the sources. 269endif 270 271 272################################################################################ 273# Include the platform specific Makefile after the SPD Makefile (the platform 274# makefile may use all previous definitions in this file) 275################################################################################ 276 277ifeq (${PLAT},) 278 $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform") 279endif 280PLAT_MAKEFILE_FULL := $(shell find plat/ -wholename '*/${PLAT}/${PLAT_MAKEFILE}') 281ifeq ($(PLAT_MAKEFILE_FULL),) 282 $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}") 283endif 284 285include ${PLAT_MAKEFILE_FULL} 286 287# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 288ifndef ENABLE_PLAT_COMPAT 289ENABLE_PLAT_COMPAT := 1 290endif 291 292# Include the platform compatibility helpers for PSCI 293ifneq (${ENABLE_PLAT_COMPAT}, 0) 294include plat/compat/plat_compat.mk 295endif 296 297# Include the CPU specific operations makefile, which provides default 298# values for all CPU errata workarounds and CPU specific optimisations. 299# This can be overridden by the platform. 300include lib/cpus/cpu-ops.mk 301 302 303################################################################################ 304# Check incompatible options 305################################################################################ 306 307ifdef EL3_PAYLOAD_BASE 308 ifdef BL33_BASE 309 $(warning "BL33_BASE and EL3_PAYLOAD_BASE are incompatible \ 310 build options. EL3_PAYLOAD_BASE has priority.") 311 endif 312endif 313 314ifeq (${NEED_BL33},yes) 315 ifdef EL3_PAYLOAD_BASE 316 $(warning "BL33 image is not needed when option \ 317 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 318 endif 319 ifdef BL33_BASE 320 $(warning "BL33 image is not needed when option BL33_BASE is \ 321 used and won't be added to the FIP file.") 322 endif 323endif 324 325 326################################################################################ 327# Process platform overrideable behaviour 328################################################################################ 329 330# Check if -pedantic option should be used 331ifeq (${DISABLE_PEDANTIC},0) 332 CFLAGS += -pedantic 333endif 334 335# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be 336# supplied for the FIP and Certificate generation tools. This flag can be 337# overridden by the platform. 338ifdef BL2_SOURCES 339 ifdef EL3_PAYLOAD_BASE 340 # If booting an EL3 payload there is no need for a BL33 image 341 # in the FIP file. 342 NEED_BL33 := no 343 else 344 ifdef BL33_BASE 345 # If booting a BL33 preloaded image there is no need of 346 # another one in the FIP file. 347 NEED_BL33 := no 348 else 349 NEED_BL33 ?= yes 350 endif 351 endif 352endif 353 354# Process TBB related flags 355ifneq (${GENERATE_COT},0) 356 # Common cert_create options 357 ifneq (${CREATE_KEYS},0) 358 $(eval CRT_ARGS += -n) 359 $(eval FWU_CRT_ARGS += -n) 360 ifneq (${SAVE_KEYS},0) 361 $(eval CRT_ARGS += -k) 362 $(eval FWU_CRT_ARGS += -k) 363 endif 364 endif 365 # Include TBBR makefile (unless the platform indicates otherwise) 366 ifeq (${INCLUDE_TBBR_MK},1) 367 include make_helpers/tbbr/tbbr_tools.mk 368 endif 369endif 370 371 372################################################################################ 373# Auxiliary tools (fip_create, cert_create, etc) 374################################################################################ 375 376# Variables for use with Certificate Generation Tool 377CRTTOOLPATH ?= tools/cert_create 378CRTTOOL ?= ${CRTTOOLPATH}/cert_create 379 380# Variables for use with Firmware Image Package 381FIPTOOLPATH ?= tools/fip_create 382FIPTOOL ?= ${FIPTOOLPATH}/fip_create 383 384 385################################################################################ 386# Build options checks 387################################################################################ 388 389$(eval $(call assert_boolean,DEBUG)) 390$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 391$(eval $(call assert_boolean,RESET_TO_BL31)) 392$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 393$(eval $(call assert_boolean,ASM_ASSERTION)) 394$(eval $(call assert_boolean,USE_COHERENT_MEM)) 395$(eval $(call assert_boolean,DISABLE_PEDANTIC)) 396$(eval $(call assert_boolean,GENERATE_COT)) 397$(eval $(call assert_boolean,CREATE_KEYS)) 398$(eval $(call assert_boolean,SAVE_KEYS)) 399$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 400$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 401$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU)) 402$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 403$(eval $(call assert_boolean,ERROR_DEPRECATED)) 404$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 405$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT)) 406$(eval $(call assert_boolean,PL011_GENERIC_UART)) 407 408 409################################################################################ 410# Add definitions to the cpp preprocessor based on the current build options. 411# This is done after including the platform specific makefile to allow the 412# platform to overwrite the default options 413################################################################################ 414 415$(eval $(call add_define,PLAT_${PLAT})) 416$(eval $(call add_define,NS_TIMER_SWITCH)) 417$(eval $(call add_define,RESET_TO_BL31)) 418$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 419$(eval $(call add_define,ARM_GIC_ARCH)) 420$(eval $(call add_define,ARM_CCI_PRODUCT_ID)) 421$(eval $(call add_define,ASM_ASSERTION)) 422$(eval $(call add_define,LOG_LEVEL)) 423$(eval $(call add_define,USE_COHERENT_MEM)) 424$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 425$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 426$(eval $(call add_define,COLD_BOOT_SINGLE_CPU)) 427$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 428$(eval $(call add_define,ERROR_DEPRECATED)) 429$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 430$(eval $(call add_define,SPIN_ON_BL1_EXIT)) 431$(eval $(call add_define,PL011_GENERIC_UART)) 432# Define the EL3_PAYLOAD_BASE flag only if it is provided. 433ifdef EL3_PAYLOAD_BASE 434 $(eval $(call add_define,EL3_PAYLOAD_BASE)) 435else 436 # Define the BL33_BASE flag only if it is provided and EL3_PAYLOAD_BASE 437 # is not defined, as it has priority. 438 ifdef BL33_BASE 439 $(eval $(call add_define,BL33_BASE)) 440 endif 441endif 442 443 444################################################################################ 445# Include BL specific makefiles 446################################################################################ 447 448ifdef BL1_SOURCES 449NEED_BL1 := yes 450include bl1/bl1.mk 451endif 452 453ifdef BL2_SOURCES 454NEED_BL2 := yes 455include bl2/bl2.mk 456endif 457 458ifdef BL2U_SOURCES 459NEED_BL2U := yes 460include bl2u/bl2u.mk 461endif 462 463ifdef BL31_SOURCES 464# When booting an EL3 payload, there is no need to compile the BL31 image nor 465# put it in the FIP. 466ifndef EL3_PAYLOAD_BASE 467NEED_BL31 := yes 468include bl31/bl31.mk 469endif 470endif 471 472 473################################################################################ 474# Build targets 475################################################################################ 476 477.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool 478.SUFFIXES: 479 480all: msg_start 481 482msg_start: 483 @echo "Building ${PLAT}" 484 485# Check if deprecated declarations should be treated as error or not. 486ifeq (${ERROR_DEPRECATED},0) 487 CFLAGS += -Wno-error=deprecated-declarations 488endif 489 490# Expand build macros for the different images 491ifeq (${NEED_BL1},yes) 492$(eval $(call MAKE_BL,1)) 493endif 494 495ifeq (${NEED_BL2},yes) 496$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\ 497 $(eval $(call MAKE_BL,2,tb-fw))) 498endif 499 500ifeq (${NEED_BL31},yes) 501BL31_SOURCES += ${SPD_SOURCES} 502$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\ 503 $(eval $(call MAKE_BL,31,soc-fw))) 504endif 505 506# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the 507# build system will call FIP_ADD_IMG to print a warning message and abort the 508# process. Note that the dependency on BL32 applies to the FIP only. 509ifeq (${NEED_BL32},yes) 510$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\ 511 $(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\ 512 $(eval $(call FIP_ADD_IMG,BL32,--tos-fw)))) 513endif 514 515# Add the BL33 image if required by the platform 516ifeq (${NEED_BL33},yes) 517$(eval $(call FIP_ADD_IMG,BL33,--nt-fw)) 518endif 519 520ifeq (${NEED_BL2U},yes) 521BL2U_PATH := $(if ${BL2U},${BL2U},$(call IMG_BIN,2u)) 522$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u))) 523$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg)) 524endif 525 526locate-checkpatch: 527ifndef CHECKPATCH 528 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl") 529else 530ifeq (,$(wildcard ${CHECKPATCH})) 531 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl") 532endif 533endif 534 535clean: 536 @echo " CLEAN" 537 ${Q}rm -rf ${BUILD_PLAT} 538 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 539 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 540 541realclean distclean: 542 @echo " REALCLEAN" 543 ${Q}rm -rf ${BUILD_BASE} 544 ${Q}rm -f ${CURDIR}/cscope.* 545 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 546 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 547 548checkcodebase: locate-checkpatch 549 @echo " CHECKING STYLE" 550 @if test -d .git ; then \ 551 git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \ 552 else \ 553 find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 554 fi 555 556checkpatch: locate-checkpatch 557 @echo " CHECKING STYLE" 558 ${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true 559 560certtool: ${CRTTOOL} 561 562.PHONY: ${CRTTOOL} 563${CRTTOOL}: 564 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} 565 @echo 566 @echo "Built $@ successfully" 567 @echo 568 569ifneq (${GENERATE_COT},0) 570certificates: ${CRT_DEPS} ${CRTTOOL} 571 ${Q}${CRTTOOL} ${CRT_ARGS} 572 @echo 573 @echo "Built $@ successfully" 574 @echo "Certificates can be found in ${BUILD_PLAT}" 575 @echo 576endif 577 578${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} 579 ${Q}${FIPTOOL} --dump ${FIP_ARGS} $@ 580 @echo 581 @echo "Built $@ successfully" 582 @echo 583 584ifneq (${GENERATE_COT},0) 585fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL} 586 ${Q}${CRTTOOL} ${FWU_CRT_ARGS} 587 @echo 588 @echo "Built $@ successfully" 589 @echo "FWU certificates can be found in ${BUILD_PLAT}" 590 @echo 591endif 592 593${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL} 594 ${Q}${FIPTOOL} --dump ${FWU_FIP_ARGS} $@ 595 @echo 596 @echo "Built $@ successfully" 597 @echo 598 599fiptool: ${FIPTOOL} 600fip: ${BUILD_PLAT}/${FIP_NAME} 601fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME} 602 603.PHONY: ${FIPTOOL} 604${FIPTOOL}: 605 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} 606 607cscope: 608 @echo " CSCOPE" 609 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 610 ${Q}cscope -b -q -k 611 612help: 613 @echo "usage: ${MAKE} PLAT=<${PLATFORMS}> [OPTIONS] [TARGET]" 614 @echo "" 615 @echo "PLAT is used to specify which platform you wish to build." 616 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 617 @echo "" 618 @echo "Please refer to the User Guide for a list of all supported options." 619 @echo "Note that the build system doesn't track dependencies for build " 620 @echo "options. Therefore, if any of the build options are changed " 621 @echo "from a previous build, a clean build must be performed." 622 @echo "" 623 @echo "Supported Targets:" 624 @echo " all Build all individual bootloader binaries" 625 @echo " bl1 Build the BL1 binary" 626 @echo " bl2 Build the BL2 binary" 627 @echo " bl2u Build the BL2U binary" 628 @echo " bl31 Build the BL31 binary" 629 @echo " bl32 Build the BL32 binary" 630 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" 631 @echo " fip Build the Firmware Image Package (FIP)" 632 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)" 633 @echo " checkcodebase Check the coding style of the entire source tree" 634 @echo " checkpatch Check the coding style on changes in the current" 635 @echo " branch against BASE_COMMIT (default origin/master)" 636 @echo " clean Clean the build for the selected platform" 637 @echo " cscope Generate cscope index" 638 @echo " distclean Remove all build artifacts for all platforms" 639 @echo " certtool Build the Certificate generation tool" 640 @echo " fiptool Build the Firmware Image Package(FIP) creation tool" 641 @echo "" 642 @echo "Note: most build targets require PLAT to be set to a specific platform." 643 @echo "" 644 @echo "example: build all targets for the FVP platform:" 645 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 646