1# 2# Copyright (c) 2013-2014, 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 := 1 36 37# 38# Default values for build configurations 39# 40 41# Build verbosity 42V := 0 43# Debug build 44DEBUG := 0 45# Build platform 46DEFAULT_PLAT := fvp 47PLAT := ${DEFAULT_PLAT} 48# SPD choice 49SPD := none 50# Base commit to perform code check on 51BASE_COMMIT := origin/master 52# NS timer register save and restore 53NS_TIMER_SWITCH := 0 54# By default, Bl1 acts as the reset handler, not BL31 55RESET_TO_BL31 := 0 56# Include FP registers in cpu context 57CTX_INCLUDE_FPREGS := 0 58# Determine the version of ARM GIC architecture to use for interrupt management 59# in EL3. The platform port can change this value if needed. 60ARM_GIC_ARCH := 2 61# Determine the version of ARM CCI product used in the platform. The platform 62# port can change this value if needed. 63ARM_CCI_PRODUCT_ID := 400 64# Flag used to indicate if ASM_ASSERTION should be enabled for the build. 65# This defaults to being present in DEBUG builds only. 66ASM_ASSERTION := ${DEBUG} 67# Build option to choose whether Trusted firmware uses Coherent memory or not. 68USE_COHERENT_MEM := 1 69# Default FIP file name 70FIP_NAME := fip.bin 71# By default, use the -pedantic option in the gcc command line 72DISABLE_PEDANTIC := 0 73# Flags to generate the Chain of Trust 74GENERATE_COT := 0 75CREATE_KEYS := 1 76# Flags to build TF with Trusted Boot support 77TRUSTED_BOARD_BOOT := 0 78AUTH_MOD := none 79 80# Checkpatch ignores 81CHECK_IGNORE = --ignore COMPLEX_MACRO \ 82 --ignore GERRIT_CHANGE_ID \ 83 --ignore GIT_COMMIT_ID 84 85CHECKPATCH_ARGS = --no-tree --no-signoff ${CHECK_IGNORE} 86CHECKCODE_ARGS = --no-patch --no-tree --no-signoff ${CHECK_IGNORE} 87# Do not check the coding style on C library files 88CHECK_PATHS = $(shell ls -I include -I lib) \ 89 $(addprefix include/,$(shell ls -I stdlib include)) \ 90 $(addprefix lib/,$(shell ls -I stdlib lib)) 91 92ifeq (${V},0) 93 Q=@ 94 CHECKCODE_ARGS += --no-summary --terse 95else 96 Q= 97endif 98export Q 99 100ifneq (${DEBUG}, 0) 101 BUILD_TYPE := debug 102 # Use LOG_LEVEL_INFO by default for debug builds 103 LOG_LEVEL := 40 104else 105 BUILD_TYPE := release 106 # Use LOG_LEVEL_NOTICE by default for release builds 107 LOG_LEVEL := 20 108endif 109 110# Default build string (git branch and commit) 111ifeq (${BUILD_STRING},) 112 BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h") 113endif 114 115VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 116 117BL_COMMON_SOURCES := common/bl_common.c \ 118 common/tf_printf.c \ 119 common/aarch64/debug.S \ 120 lib/aarch64/cache_helpers.S \ 121 lib/aarch64/misc_helpers.S \ 122 lib/aarch64/xlat_helpers.c \ 123 lib/stdlib/std.c \ 124 plat/common/aarch64/platform_helpers.S 125 126BUILD_BASE := ./build 127BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 128 129PLATFORMS := $(shell ls -I common plat/) 130SPDS := $(shell ls -I none services/spd) 131HELP_PLATFORMS := $(shell echo ${PLATFORMS} | sed 's/ /|/g') 132 133# Convenience function for adding build definitions 134# $(eval $(call add_define,FOO)) will have: 135# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise 136define add_define 137DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),) 138endef 139 140# Convenience function for verifying option has a boolean value 141# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1 142define assert_boolean 143$(and $(patsubst 0,,$(value $(1))),$(patsubst 1,,$(value $(1))),$(error $(1) must be boolean)) 144endef 145 146ifeq (${PLAT},) 147 $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform.") 148endif 149ifeq ($(findstring ${PLAT},${PLATFORMS}),) 150 $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}") 151endif 152 153all: msg_start 154 155msg_start: 156 @echo "Building ${PLAT}" 157 158include plat/${PLAT}/platform.mk 159 160# Include the CPU specific operations makefile. By default all CPU errata 161# workarounds and CPU specifc optimisations are disabled. This can be 162# overridden by the platform. 163include lib/cpus/cpu-ops.mk 164 165ifdef BL1_SOURCES 166NEED_BL1 := yes 167include bl1/bl1.mk 168endif 169 170ifdef BL2_SOURCES 171NEED_BL2 := yes 172include bl2/bl2.mk 173# Using the ARM Trusted Firmware BL2 implies that a BL3-3 image also need to be supplied for the FIP. 174# This flag can be overridden by the platform. 175NEED_BL33 ?= yes 176endif 177 178ifdef BL31_SOURCES 179NEED_BL31 := yes 180include bl31/bl31.mk 181endif 182 183# Include SPD Makefile if one has been specified 184ifneq (${SPD},none) 185 # We expect to locate an spd.mk under the specified SPD directory 186 SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m") 187 188 ifeq (${SPD_MAKE},) 189 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 190 endif 191 $(info Including ${SPD_MAKE}) 192 include ${SPD_MAKE} 193 194 # If there's BL3-2 companion for the chosen SPD, and the SPD wants to build the 195 # BL3-2 from source, we expect that the SPD's Makefile would set NEED_BL32 196 # variable to "yes". In case the BL3-2 is a binary which needs to be included in 197 # fip, then the NEED_BL32 needs to be set and BL3-2 would need to point to the bin. 198endif 199 200.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip certtool 201.SUFFIXES: 202 203INCLUDES += -Iinclude/bl31 \ 204 -Iinclude/bl31/services \ 205 -Iinclude/common \ 206 -Iinclude/drivers \ 207 -Iinclude/drivers/arm \ 208 -Iinclude/drivers/io \ 209 -Iinclude/lib \ 210 -Iinclude/lib/aarch64 \ 211 -Iinclude/lib/cpus/aarch64 \ 212 -Iinclude/plat/common \ 213 -Iinclude/stdlib \ 214 -Iinclude/stdlib/sys \ 215 ${PLAT_INCLUDES} \ 216 ${SPD_INCLUDES} 217 218# Process DEBUG flag 219$(eval $(call assert_boolean,DEBUG)) 220$(eval $(call add_define,DEBUG)) 221ifeq (${DEBUG},0) 222 $(eval $(call add_define,NDEBUG)) 223else 224CFLAGS += -g 225ASFLAGS += -g -Wa,--gdwarf-2 226endif 227 228# Process NS_TIMER_SWITCH flag 229$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 230$(eval $(call add_define,NS_TIMER_SWITCH)) 231 232# Process RESET_TO_BL31 flag 233$(eval $(call assert_boolean,RESET_TO_BL31)) 234$(eval $(call add_define,RESET_TO_BL31)) 235 236# Process CTX_INCLUDE_FPREGS flag 237$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 238$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 239 240# Process ARM_GIC_ARCH flag 241$(eval $(call add_define,ARM_GIC_ARCH)) 242 243# Process ARM_CCI_PRODUCT_ID flag 244$(eval $(call add_define,ARM_CCI_PRODUCT_ID)) 245 246# Process ASM_ASSERTION flag 247$(eval $(call assert_boolean,ASM_ASSERTION)) 248$(eval $(call add_define,ASM_ASSERTION)) 249 250# Process LOG_LEVEL flag 251$(eval $(call add_define,LOG_LEVEL)) 252 253# Process USE_COHERENT_MEM flag 254$(eval $(call assert_boolean,USE_COHERENT_MEM)) 255$(eval $(call add_define,USE_COHERENT_MEM)) 256 257# Process Generate CoT flags 258$(eval $(call assert_boolean,GENERATE_COT)) 259$(eval $(call assert_boolean,CREATE_KEYS)) 260 261# Process TRUSTED_BOARD_BOOT flag 262$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 263$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 264 265ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ 266 -Werror -Wmissing-include-dirs \ 267 -mgeneral-regs-only -D__ASSEMBLY__ \ 268 ${DEFINES} ${INCLUDES} 269CFLAGS += -nostdinc -ffreestanding -Wall \ 270 -Werror -Wmissing-include-dirs \ 271 -mgeneral-regs-only -std=c99 -c -Os \ 272 ${DEFINES} ${INCLUDES} 273CFLAGS += -ffunction-sections -fdata-sections 274 275LDFLAGS += --fatal-warnings -O1 276LDFLAGS += --gc-sections 277 278 279CC := ${CROSS_COMPILE}gcc 280CPP := ${CROSS_COMPILE}cpp 281AS := ${CROSS_COMPILE}gcc 282AR := ${CROSS_COMPILE}ar 283LD := ${CROSS_COMPILE}ld 284OC := ${CROSS_COMPILE}objcopy 285OD := ${CROSS_COMPILE}objdump 286NM := ${CROSS_COMPILE}nm 287PP := ${CROSS_COMPILE}gcc -E ${CFLAGS} 288 289# Variables for use with Firmware Image Package 290FIPTOOLPATH ?= tools/fip_create 291FIPTOOL ?= ${FIPTOOLPATH}/fip_create 292fiptool: ${FIPTOOL} 293fip: ${BUILD_PLAT}/${FIP_NAME} 294 295# Variables for use with Certificate Generation Tool 296CRTTOOLPATH ?= tools/cert_create 297CRTTOOL ?= ${CRTTOOLPATH}/cert_create 298certtool: ${CRTTOOL} 299 300# CoT generation tool default parameters 301TRUSTED_KEY_CERT := ${BUILD_PLAT}/trusted_key.crt 302 303# Pass the private keys to the CoT generation tool in the command line 304# If CREATE_KEYS is set, the '-n' option will be added, indicating the tool to create new keys 305ifneq (${GENERATE_COT},0) 306 $(eval CERTS := yes) 307 308 $(eval FIP_DEPS += certificates) 309 $(eval FIP_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT}) 310 311 ifneq (${CREATE_KEYS},0) 312 $(eval CRT_ARGS += -n) 313 endif 314 $(eval CRT_ARGS += $(if ${ROT_KEY}, --rot-key ${ROT_KEY})) 315 $(eval CRT_ARGS += $(if ${TRUSTED_WORLD_KEY}, --trusted-world-key ${TRUSTED_WORLD_KEY})) 316 $(eval CRT_ARGS += $(if ${NON_TRUSTED_WORLD_KEY}, --non-trusted-world-key ${NON_TRUSTED_WORLD_KEY})) 317 $(eval CRT_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT}) 318endif 319 320# Check Trusted Board Boot options 321ifneq (${TRUSTED_BOARD_BOOT},0) 322 ifeq (${AUTH_MOD},none) 323 $(error Error: When TRUSTED_BOARD_BOOT=1, AUTH_MOD has to be the name of a valid authentication module) 324 else 325 # We expect to locate an *.mk file under the specified AUTH_MOD directory 326 AUTH_MAKE := $(shell m="common/auth/${AUTH_MOD}/${AUTH_MOD}.mk"; [ -f "$$m" ] && echo "$$m") 327 ifeq (${AUTH_MAKE},) 328 $(error Error: No common/auth/${AUTH_MOD}/${AUTH_MOD}.mk located) 329 endif 330 $(info Including ${AUTH_MAKE}) 331 include ${AUTH_MAKE} 332 endif 333 334 BL_COMMON_SOURCES += common/auth.c 335endif 336 337# Check if -pedantic option should be used 338ifeq (${DISABLE_PEDANTIC},0) 339 CFLAGS += -pedantic 340endif 341 342locate-checkpatch: 343ifndef CHECKPATCH 344 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl") 345else 346ifeq (,$(wildcard ${CHECKPATCH})) 347 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl") 348endif 349endif 350 351clean: 352 @echo " CLEAN" 353 ${Q}rm -rf ${BUILD_PLAT} 354 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 355 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 356 357realclean distclean: 358 @echo " REALCLEAN" 359 ${Q}rm -rf ${BUILD_BASE} 360 ${Q}rm -f ${CURDIR}/cscope.* 361 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 362 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 363 364checkcodebase: locate-checkpatch 365 @echo " CHECKING STYLE" 366 @if test -d .git ; then \ 367 git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \ 368 else \ 369 find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 370 fi 371 372checkpatch: locate-checkpatch 373 @echo " CHECKING STYLE" 374 ${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true 375 376.PHONY: ${CRTTOOL} 377${CRTTOOL}: 378 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} 379 @echo 380 @echo "Built $@ successfully" 381 @echo 382 383.PHONY: ${FIPTOOL} 384${FIPTOOL}: 385 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} 386 387define match_goals 388$(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS)))) 389endef 390 391# List of rules that involve building things 392BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip 393 394# Does the list of goals specified on the command line include a build target? 395ifneq ($(call match_goals,${BUILD_TARGETS}),) 396IS_ANYTHING_TO_BUILD := 1 397endif 398 399define MAKE_C 400 401$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2)))) 402$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ))) 403 404$(OBJ) : $(2) 405 @echo " CC $$<" 406 $$(Q)$$(CC) $$(CFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@ 407 408 409$(PREREQUISITES) : $(2) 410 @echo " DEPS $$@" 411 @mkdir -p $(1) 412 $$(Q)$$(CC) $$(CFLAGS) -M -MT $(OBJ) -MF $$@ $$< 413 414ifdef IS_ANYTHING_TO_BUILD 415-include $(PREREQUISITES) 416endif 417 418endef 419 420 421define MAKE_S 422 423$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2)))) 424$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ))) 425 426$(OBJ) : $(2) 427 @echo " AS $$<" 428 $$(Q)$$(AS) $$(ASFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@ 429 430$(PREREQUISITES) : $(2) 431 @echo " DEPS $$@" 432 @mkdir -p $(1) 433 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(OBJ) -MF $$@ $$< 434 435ifdef IS_ANYTHING_TO_BUILD 436-include $(PREREQUISITES) 437endif 438 439endef 440 441 442define MAKE_LD 443 444$(eval PREREQUISITES := $(1).d) 445 446$(1) : $(2) 447 @echo " PP $$<" 448 $$(Q)$$(AS) $$(ASFLAGS) -P -E -D__LINKER__ -o $$@ $$< 449 450$(PREREQUISITES) : $(2) 451 @echo " DEPS $$@" 452 @mkdir -p $$(dir $$@) 453 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$< 454 455ifdef IS_ANYTHING_TO_BUILD 456-include $(PREREQUISITES) 457endif 458 459endef 460 461 462define MAKE_OBJS 463 $(eval C_OBJS := $(filter %.c,$(2))) 464 $(eval REMAIN := $(filter-out %.c,$(2))) 465 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3)))) 466 467 $(eval S_OBJS := $(filter %.S,$(REMAIN))) 468 $(eval REMAIN := $(filter-out %.S,$(REMAIN))) 469 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3)))) 470 471 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN))) 472endef 473 474 475# NOTE: The line continuation '\' is required in the next define otherwise we 476# end up with a line-feed characer at the end of the last c filename. 477# Also bare this issue in mind if extending the list of supported filetypes. 478define SOURCES_TO_OBJS 479 $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \ 480 $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1)))) 481endef 482 483 484# MAKE_TOOL_ARGS macro defines the command line arguments for the FIP and CRT 485# tools at each BL stage. Arguments: 486# $(1) = BL stage (2, 30, 31, 32, 33) 487# $(2) = Binary file 488# $(3) = In FIP (false if empty) 489# $(4) = Create certificates (false if empty) 490# $(5) = Create key certificate (false if empty) 491# $(6) = Private key (optional) 492define MAKE_TOOL_ARGS 493 494$(eval FIP_DEPS += $(if $3,$(2),)) 495$(eval FIP_ARGS += $(if $3,--bl$(1) $(2),)) 496$(eval FIP_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt)) 497$(eval FIP_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt))) 498 499$(eval CRT_DEPS += $(if $4,$(2),)) 500$(eval CRT_DEPS += $(if $4,$(if $6,$(6),))) 501$(eval CRT_ARGS += $(if $4,--bl$(1) $(2))) 502$(eval CRT_ARGS += $(if $4,$(if $6,--bl$(1)-key $(6)))) 503$(eval CRT_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt)) 504$(eval CRT_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt))) 505 506endef 507 508 509# MAKE_BL macro defines the targets and options to build each BL image. 510# Arguments: 511# $(1) = BL stage (2, 30, 31, 32, 33) 512# $(2) = In FIP (false if empty) 513# $(3) = Create certificates (false if empty) 514# $(4) = Create key certificate (false if empty) 515# $(5) = Private key (optional) 516define MAKE_BL 517 $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1)) 518 $(eval SOURCES := $(BL$(1)_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES)) 519 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES)))) 520 $(eval LINKERFILE := $(BUILD_DIR)/bl$(1).ld) 521 $(eval MAPFILE := $(BUILD_DIR)/bl$(1).map) 522 $(eval ELF := $(BUILD_DIR)/bl$(1).elf) 523 $(eval DUMP := $(BUILD_DIR)/bl$(1).dump) 524 $(eval BIN := $(BUILD_PLAT)/bl$(1).bin) 525 526 $(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1))) 527 $(eval $(call MAKE_LD,$(LINKERFILE),$(BL$(1)_LINKERFILE))) 528 529$(BUILD_DIR) : 530 $$(Q)mkdir -p "$$@" 531 532$(ELF) : $(OBJS) $(LINKERFILE) 533 @echo " LD $$@" 534 @echo 'const char build_message[] = "Built : "__TIME__", "__DATE__; \ 535 const char version_string[] = "${VERSION_STRING}";' | \ 536 $$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o 537 $$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \ 538 $(BUILD_DIR)/build_message.o $(OBJS) 539 540$(DUMP) : $(ELF) 541 @echo " OD $$@" 542 $${Q}$${OD} -dx $$< > $$@ 543 544$(BIN) : $(ELF) 545 @echo " BIN $$@" 546 $$(Q)$$(OC) -O binary $$< $$@ 547 @echo 548 @echo "Built $$@ successfully" 549 @echo 550 551.PHONY : bl$(1) 552bl$(1) : $(BUILD_DIR) $(BIN) $(DUMP) 553 554all : bl$(1) 555 556$(eval $(call MAKE_TOOL_ARGS,$(1),$(BIN),$(2),$(3),$(4),$(5))) 557 558endef 559 560 561ifeq (${NEED_BL1},yes) 562$(eval $(call MAKE_BL,1)) 563endif 564 565ifeq (${NEED_BL2},yes) 566$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},in_fip,${CERTS})),\ 567 $(eval $(call MAKE_BL,2,in_fip,${CERTS}))) 568endif 569 570ifeq (${NEED_BL31},yes) 571BL31_SOURCES += ${SPD_SOURCES} 572$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},in_fip,${CERTS},${CERTS},${BL31_KEY})),\ 573 $(eval $(call MAKE_BL,31,in_fip,${CERTS},${CERTS},${BL31_KEY}))) 574endif 575 576ifeq (${NEED_BL32},yes) 577$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},in_fip,${CERTS},${CERTS},${BL32_KEY})),\ 578 $(eval $(call MAKE_BL,32,in_fip,${CERTS},${CERTS},${BL32_KEY}))) 579endif 580 581ifeq (${NEED_BL30},yes) 582$(if ${BL30}, $(eval $(call MAKE_TOOL_ARGS,30,${BL30},in_fip,${CERTS},${CERTS},${BL30_KEY}))) 583 584# If BL3-0 is needed by the platform then 'BL30' variable must be defined. 585check_bl30: 586 $(if ${BL30},,$(error "To build a FIP for platform ${PLAT}, please set BL30 to point to the SCP firmware")) 587else 588 589# If BL3-0 is not needed by the platform but the user still specified the path 590# to a BL3-0 image then warn him that it will be ignored. 591check_bl30: 592 $(if ${BL30},$(warning "BL3-0 is not supported on platform ${PLAT}, it will just be ignored"),) 593endif 594 595ifeq (${NEED_BL33},yes) 596$(if ${BL33}, $(eval $(call MAKE_TOOL_ARGS,33,${BL33},in_fip,${CERTS},${CERTS},${BL33_KEY}))) 597 598# If BL3-3 is needed by the platform then 'BL33' variable must be defined. 599check_bl33: 600 $(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd")) 601else 602 603# If BL3-3 is not needed by the platform but the user still specified the path 604# to a BL3-3 image then warn him that it will be ignored. 605check_bl33: 606 $(if ${BL33},$(warning "BL3-3 is not supported on platform ${PLAT}, it will just be ignored"),) 607endif 608 609# Add the dependency on the certificates 610ifneq (${GENERATE_COT},0) 611 fip: certificates 612endif 613 614certificates: ${CRT_DEPS} ${CRTTOOL} check_bl30 check_bl33 615 ${Q}${CRTTOOL} ${CRT_ARGS} 616 @echo 617 @echo "Built $@ successfully" 618 @echo "Certificates can be found in ${BUILD_PLAT}" 619 @echo 620 621${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} check_bl30 check_bl33 622 ${Q}${FIPTOOL} --dump \ 623 ${FIP_ARGS} \ 624 $@ 625 @echo 626 @echo "Built $@ successfully" 627 @echo 628 629 630cscope: 631 @echo " CSCOPE" 632 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 633 ${Q}cscope -b -q -k 634 635help: 636 @echo "usage: ${MAKE} PLAT=<${HELP_PLATFORMS}> [OPTIONS] [TARGET]" 637 @echo "" 638 @echo "PLAT is used to specify which platform you wish to build." 639 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 640 @echo "" 641 @echo "Please refer to the User Guide for a list of all supported options." 642 @echo "Note that the build system doesn't track dependencies for build " 643 @echo "options. Therefore, if any of the build options are changed " 644 @echo "from a previous build, a clean build must be performed." 645 @echo "" 646 @echo "Supported Targets:" 647 @echo " all Build all individual bootloader binaries" 648 @echo " bl1 Build the BL1 binary" 649 @echo " bl2 Build the BL2 binary" 650 @echo " bl31 Build the BL3-1 binary" 651 @echo " bl32 Build the BL3-2 binary" 652 @echo " fip Build the Firmware Image Package (FIP)" 653 @echo " checkcodebase Check the coding style of the entire source tree" 654 @echo " checkpatch Check the coding style on changes in the current" 655 @echo " branch against BASE_COMMIT (default origin/master)" 656 @echo " clean Clean the build for the selected platform" 657 @echo " cscope Generate cscope index" 658 @echo " distclean Remove all build artifacts for all platforms" 659 @echo " certtool Build the Certificate generation tool" 660 @echo " fiptool Build the Firmware Image Package(FIP) creation tool" 661 @echo "" 662 @echo "Note: most build targets require PLAT to be set to a specific platform." 663 @echo "" 664 @echo "example: build all targets for the FVP platform:" 665 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 666