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