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