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