1# 2# Copyright (c) 2013-2015, 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# Flag used to choose the power state format viz Extended State-ID or the Original 70# format. 71PSCI_EXTENDED_STATE_ID := 0 72# Default FIP file name 73FIP_NAME := fip.bin 74# By default, use the -pedantic option in the gcc command line 75DISABLE_PEDANTIC := 0 76# Flags to generate the Chain of Trust 77GENERATE_COT := 0 78CREATE_KEYS := 1 79SAVE_KEYS := 0 80# Flags to build TF with Trusted Boot support 81TRUSTED_BOARD_BOOT := 0 82# By default, consider that the platform's reset address is not programmable. 83# The platform Makefile is free to override this value. 84PROGRAMMABLE_RESET_ADDRESS := 0 85 86# Checkpatch ignores 87CHECK_IGNORE = --ignore COMPLEX_MACRO \ 88 --ignore GERRIT_CHANGE_ID \ 89 --ignore GIT_COMMIT_ID 90 91CHECKPATCH_ARGS = --no-tree --no-signoff ${CHECK_IGNORE} 92CHECKCODE_ARGS = --no-patch --no-tree --no-signoff ${CHECK_IGNORE} 93# Do not check the coding style on C library files 94CHECK_PATHS = $(shell ls -I include -I lib) \ 95 $(addprefix include/,$(shell ls -I stdlib include)) \ 96 $(addprefix lib/,$(shell ls -I stdlib lib)) 97 98ifeq (${V},0) 99 Q=@ 100 CHECKCODE_ARGS += --no-summary --terse 101else 102 Q= 103endif 104export Q 105 106ifneq (${DEBUG}, 0) 107 BUILD_TYPE := debug 108 # Use LOG_LEVEL_INFO by default for debug builds 109 LOG_LEVEL := 40 110else 111 BUILD_TYPE := release 112 # Use LOG_LEVEL_NOTICE by default for release builds 113 LOG_LEVEL := 20 114endif 115 116# Default build string (git branch and commit) 117ifeq (${BUILD_STRING},) 118 BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h") 119endif 120 121VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} 122 123BL_COMMON_SOURCES := common/bl_common.c \ 124 common/tf_printf.c \ 125 common/aarch64/debug.S \ 126 lib/aarch64/cache_helpers.S \ 127 lib/aarch64/misc_helpers.S \ 128 lib/aarch64/xlat_helpers.c \ 129 lib/stdlib/std.c \ 130 plat/common/aarch64/platform_helpers.S 131 132BUILD_BASE := ./build 133BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} 134 135PLAT_MAKEFILE := platform.mk 136# Generate the platforms list by recursively searching for all directories 137# under /plat containing a PLAT_MAKEFILE. Append each platform with a `|` 138# char and strip out the final '|'. 139PLATFORMS := $(shell find plat/ -name '${PLAT_MAKEFILE}' -print0 | \ 140 sed -r 's%[^\x00]*\/([^/]*)\/${PLAT_MAKEFILE}\x00%\1|%g' | \ 141 sed -r 's/\|$$//') 142SPDS := $(shell ls -I none services/spd) 143 144# Convenience function for adding build definitions 145# $(eval $(call add_define,FOO)) will have: 146# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise 147define add_define 148DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),) 149endef 150 151# Convenience function for verifying option has a boolean value 152# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1 153define assert_boolean 154$(and $(patsubst 0,,$(value $(1))),$(patsubst 1,,$(value $(1))),$(error $(1) must be boolean)) 155endef 156 157ifeq (${PLAT},) 158 $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform") 159endif 160PLAT_MAKEFILE_FULL := $(shell find plat/ -wholename '*/${PLAT}/${PLAT_MAKEFILE}') 161ifeq ($(PLAT_MAKEFILE_FULL),) 162 $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}") 163endif 164 165all: msg_start 166 167msg_start: 168 @echo "Building ${PLAT}" 169 170include ${PLAT_MAKEFILE_FULL} 171 172# Disable the Platform Compatibility layer till the new PSCI framework is 173# introduced. 174ENABLE_PLAT_COMPAT := 0 175 176# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default 177ifndef ENABLE_PLAT_COMPAT 178ENABLE_PLAT_COMPAT := 1 179endif 180 181# Include the platform compatibility helpers for PSCI 182ifneq (${ENABLE_PLAT_COMPAT}, 0) 183include plat/compat/plat_compat.mk 184endif 185 186# Include the CPU specific operations makefile. By default all CPU errata 187# workarounds and CPU specifc optimisations are disabled. This can be 188# overridden by the platform. 189include lib/cpus/cpu-ops.mk 190 191ifdef BL1_SOURCES 192NEED_BL1 := yes 193include bl1/bl1.mk 194endif 195 196ifdef BL2_SOURCES 197NEED_BL2 := yes 198include bl2/bl2.mk 199# Using the ARM Trusted Firmware BL2 implies that a BL3-3 image also need to be supplied for the FIP. 200# This flag can be overridden by the platform. 201NEED_BL33 ?= yes 202endif 203 204ifdef BL31_SOURCES 205NEED_BL31 := yes 206include bl31/bl31.mk 207endif 208 209# Include SPD Makefile if one has been specified 210ifneq (${SPD},none) 211 # We expect to locate an spd.mk under the specified SPD directory 212 SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m") 213 214 ifeq (${SPD_MAKE},) 215 $(error Error: No services/spd/${SPD}/${SPD}.mk located) 216 endif 217 $(info Including ${SPD_MAKE}) 218 include ${SPD_MAKE} 219 220 # If there's BL3-2 companion for the chosen SPD, and the SPD wants to build the 221 # BL3-2 from source, we expect that the SPD's Makefile would set NEED_BL32 222 # variable to "yes". In case the BL3-2 is a binary which needs to be included in 223 # fip, then the NEED_BL32 needs to be set and BL3-2 would need to point to the bin. 224endif 225 226.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip certtool 227.SUFFIXES: 228 229INCLUDES += -Iinclude/bl31 \ 230 -Iinclude/bl31/services \ 231 -Iinclude/common \ 232 -Iinclude/drivers \ 233 -Iinclude/drivers/arm \ 234 -Iinclude/drivers/auth \ 235 -Iinclude/drivers/io \ 236 -Iinclude/drivers/ti/uart \ 237 -Iinclude/lib \ 238 -Iinclude/lib/aarch64 \ 239 -Iinclude/lib/cpus/aarch64 \ 240 -Iinclude/plat/common \ 241 -Iinclude/stdlib \ 242 -Iinclude/stdlib/sys \ 243 ${PLAT_INCLUDES} \ 244 ${SPD_INCLUDES} 245 246# Process DEBUG flag 247$(eval $(call assert_boolean,DEBUG)) 248$(eval $(call add_define,DEBUG)) 249ifeq (${DEBUG},0) 250 $(eval $(call add_define,NDEBUG)) 251else 252CFLAGS += -g 253ASFLAGS += -g -Wa,--gdwarf-2 254endif 255 256# Process PLAT flag 257$(eval $(call add_define,PLAT_${PLAT})) 258 259# Process NS_TIMER_SWITCH flag 260$(eval $(call assert_boolean,NS_TIMER_SWITCH)) 261$(eval $(call add_define,NS_TIMER_SWITCH)) 262 263# Process RESET_TO_BL31 flag 264$(eval $(call assert_boolean,RESET_TO_BL31)) 265$(eval $(call add_define,RESET_TO_BL31)) 266 267# Process CTX_INCLUDE_FPREGS flag 268$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) 269$(eval $(call add_define,CTX_INCLUDE_FPREGS)) 270 271# Process ARM_GIC_ARCH flag 272$(eval $(call add_define,ARM_GIC_ARCH)) 273 274# Process ARM_CCI_PRODUCT_ID flag 275$(eval $(call add_define,ARM_CCI_PRODUCT_ID)) 276 277# Process ASM_ASSERTION flag 278$(eval $(call assert_boolean,ASM_ASSERTION)) 279$(eval $(call add_define,ASM_ASSERTION)) 280 281# Process LOG_LEVEL flag 282$(eval $(call add_define,LOG_LEVEL)) 283 284# Process USE_COHERENT_MEM flag 285$(eval $(call assert_boolean,USE_COHERENT_MEM)) 286$(eval $(call add_define,USE_COHERENT_MEM)) 287 288# Process PSCI_EXTENDED_STATE_ID flag 289$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) 290$(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) 291 292# Process Generate CoT flags 293$(eval $(call assert_boolean,GENERATE_COT)) 294$(eval $(call assert_boolean,CREATE_KEYS)) 295$(eval $(call assert_boolean,SAVE_KEYS)) 296 297# Process TRUSTED_BOARD_BOOT flag 298$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) 299$(eval $(call add_define,TRUSTED_BOARD_BOOT)) 300 301# Process PROGRAMMABLE_RESET_ADDRESS flag 302$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) 303$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) 304 305# Process ENABLE_PLAT_COMPAT flag 306$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT)) 307$(eval $(call add_define,ENABLE_PLAT_COMPAT)) 308 309ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ 310 -Werror -Wmissing-include-dirs \ 311 -mgeneral-regs-only -D__ASSEMBLY__ \ 312 ${DEFINES} ${INCLUDES} 313CFLAGS += -nostdinc -ffreestanding -Wall \ 314 -Werror -Wmissing-include-dirs \ 315 -mgeneral-regs-only -std=c99 -c -Os \ 316 ${DEFINES} ${INCLUDES} 317CFLAGS += -ffunction-sections -fdata-sections 318 319LDFLAGS += --fatal-warnings -O1 320LDFLAGS += --gc-sections 321 322 323CC := ${CROSS_COMPILE}gcc 324CPP := ${CROSS_COMPILE}cpp 325AS := ${CROSS_COMPILE}gcc 326AR := ${CROSS_COMPILE}ar 327LD := ${CROSS_COMPILE}ld 328OC := ${CROSS_COMPILE}objcopy 329OD := ${CROSS_COMPILE}objdump 330NM := ${CROSS_COMPILE}nm 331PP := ${CROSS_COMPILE}gcc -E ${CFLAGS} 332 333# Variables for use with Firmware Image Package 334FIPTOOLPATH ?= tools/fip_create 335FIPTOOL ?= ${FIPTOOLPATH}/fip_create 336fiptool: ${FIPTOOL} 337fip: ${BUILD_PLAT}/${FIP_NAME} 338 339# Variables for use with Certificate Generation Tool 340CRTTOOLPATH ?= tools/cert_create 341CRTTOOL ?= ${CRTTOOLPATH}/cert_create 342certtool: ${CRTTOOL} 343 344# CoT generation tool default parameters 345TRUSTED_KEY_CERT := ${BUILD_PLAT}/trusted_key.crt 346 347# Pass the private keys to the CoT generation tool in the command line 348# If CREATE_KEYS is set, the '-n' option will be added, indicating the tool to create new keys 349ifneq (${GENERATE_COT},0) 350 $(eval CERTS := yes) 351 352 $(eval FIP_DEPS += certificates) 353 $(eval FIP_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT}) 354 355 ifneq (${CREATE_KEYS},0) 356 $(eval CRT_ARGS += -n) 357 ifneq (${SAVE_KEYS},0) 358 $(eval CRT_ARGS += -k) 359 endif 360 endif 361 $(eval CRT_ARGS += $(if ${ROT_KEY}, --rot-key ${ROT_KEY})) 362 $(eval CRT_ARGS += $(if ${TRUSTED_WORLD_KEY}, --trusted-world-key ${TRUSTED_WORLD_KEY})) 363 $(eval CRT_ARGS += $(if ${NON_TRUSTED_WORLD_KEY}, --non-trusted-world-key ${NON_TRUSTED_WORLD_KEY})) 364 $(eval CRT_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT}) 365 $(eval CRT_ARGS += $(if ${KEY_ALG}, --key-alg ${KEY_ALG})) 366endif 367 368# Check if -pedantic option should be used 369ifeq (${DISABLE_PEDANTIC},0) 370 CFLAGS += -pedantic 371endif 372 373locate-checkpatch: 374ifndef CHECKPATCH 375 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl") 376else 377ifeq (,$(wildcard ${CHECKPATCH})) 378 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl") 379endif 380endif 381 382clean: 383 @echo " CLEAN" 384 ${Q}rm -rf ${BUILD_PLAT} 385 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 386 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 387 388realclean distclean: 389 @echo " REALCLEAN" 390 ${Q}rm -rf ${BUILD_BASE} 391 ${Q}rm -f ${CURDIR}/cscope.* 392 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean 393 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean 394 395checkcodebase: locate-checkpatch 396 @echo " CHECKING STYLE" 397 @if test -d .git ; then \ 398 git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \ 399 else \ 400 find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ 401 fi 402 403checkpatch: locate-checkpatch 404 @echo " CHECKING STYLE" 405 ${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true 406 407.PHONY: ${CRTTOOL} 408${CRTTOOL}: 409 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} 410 @echo 411 @echo "Built $@ successfully" 412 @echo 413 414.PHONY: ${FIPTOOL} 415${FIPTOOL}: 416 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} 417 418define match_goals 419$(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS)))) 420endef 421 422# List of rules that involve building things 423BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip 424 425# Does the list of goals specified on the command line include a build target? 426ifneq ($(call match_goals,${BUILD_TARGETS}),) 427IS_ANYTHING_TO_BUILD := 1 428endif 429 430define MAKE_C 431 432$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2)))) 433$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ))) 434 435$(OBJ) : $(2) 436 @echo " CC $$<" 437 $$(Q)$$(CC) $$(CFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@ 438 439 440$(PREREQUISITES) : $(2) 441 @echo " DEPS $$@" 442 @mkdir -p $(1) 443 $$(Q)$$(CC) $$(CFLAGS) -M -MT $(OBJ) -MF $$@ $$< 444 445ifdef IS_ANYTHING_TO_BUILD 446-include $(PREREQUISITES) 447endif 448 449endef 450 451 452define MAKE_S 453 454$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2)))) 455$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ))) 456 457$(OBJ) : $(2) 458 @echo " AS $$<" 459 $$(Q)$$(AS) $$(ASFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@ 460 461$(PREREQUISITES) : $(2) 462 @echo " DEPS $$@" 463 @mkdir -p $(1) 464 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(OBJ) -MF $$@ $$< 465 466ifdef IS_ANYTHING_TO_BUILD 467-include $(PREREQUISITES) 468endif 469 470endef 471 472 473define MAKE_LD 474 475$(eval PREREQUISITES := $(1).d) 476 477$(1) : $(2) 478 @echo " PP $$<" 479 $$(Q)$$(AS) $$(ASFLAGS) -P -E -D__LINKER__ -o $$@ $$< 480 481$(PREREQUISITES) : $(2) 482 @echo " DEPS $$@" 483 @mkdir -p $$(dir $$@) 484 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$< 485 486ifdef IS_ANYTHING_TO_BUILD 487-include $(PREREQUISITES) 488endif 489 490endef 491 492 493define MAKE_OBJS 494 $(eval C_OBJS := $(filter %.c,$(2))) 495 $(eval REMAIN := $(filter-out %.c,$(2))) 496 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3)))) 497 498 $(eval S_OBJS := $(filter %.S,$(REMAIN))) 499 $(eval REMAIN := $(filter-out %.S,$(REMAIN))) 500 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3)))) 501 502 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN))) 503endef 504 505 506# NOTE: The line continuation '\' is required in the next define otherwise we 507# end up with a line-feed characer at the end of the last c filename. 508# Also bare this issue in mind if extending the list of supported filetypes. 509define SOURCES_TO_OBJS 510 $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \ 511 $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1)))) 512endef 513 514 515# MAKE_TOOL_ARGS macro defines the command line arguments for the FIP and CRT 516# tools at each BL stage. Arguments: 517# $(1) = BL stage (2, 30, 31, 32, 33) 518# $(2) = Binary file 519# $(3) = In FIP (false if empty) 520# $(4) = Create certificates (false if empty) 521# $(5) = Create key certificate (false if empty) 522# $(6) = Private key (optional) 523define MAKE_TOOL_ARGS 524 525$(eval FIP_DEPS += $(if $3,$(2),)) 526$(eval FIP_ARGS += $(if $3,--bl$(1) $(2),)) 527$(eval FIP_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt)) 528$(eval FIP_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt))) 529 530$(eval CRT_DEPS += $(if $4,$(2),)) 531$(eval CRT_ARGS += $(if $4,--bl$(1) $(2))) 532$(eval CRT_ARGS += $(if $4,$(if $6,--bl$(1)-key $(6)))) 533$(eval CRT_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt)) 534$(eval CRT_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt))) 535 536endef 537 538 539# MAKE_BL macro defines the targets and options to build each BL image. 540# Arguments: 541# $(1) = BL stage (2, 30, 31, 32, 33) 542# $(2) = In FIP (false if empty) 543# $(3) = Create certificates (false if empty) 544# $(4) = Create key certificate (false if empty) 545# $(5) = Private key (optional) 546define MAKE_BL 547 $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1)) 548 $(eval SOURCES := $(BL$(1)_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES)) 549 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES)))) 550 $(eval LINKERFILE := $(BUILD_DIR)/bl$(1).ld) 551 $(eval MAPFILE := $(BUILD_DIR)/bl$(1).map) 552 $(eval ELF := $(BUILD_DIR)/bl$(1).elf) 553 $(eval DUMP := $(BUILD_DIR)/bl$(1).dump) 554 $(eval BIN := $(BUILD_PLAT)/bl$(1).bin) 555 556 $(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1))) 557 $(eval $(call MAKE_LD,$(LINKERFILE),$(BL$(1)_LINKERFILE))) 558 559$(BUILD_DIR) : 560 $$(Q)mkdir -p "$$@" 561 562$(ELF) : $(OBJS) $(LINKERFILE) 563 @echo " LD $$@" 564 @echo 'const char build_message[] = "Built : "__TIME__", "__DATE__; \ 565 const char version_string[] = "${VERSION_STRING}";' | \ 566 $$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o 567 $$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \ 568 $(BUILD_DIR)/build_message.o $(OBJS) 569 570$(DUMP) : $(ELF) 571 @echo " OD $$@" 572 $${Q}$${OD} -dx $$< > $$@ 573 574$(BIN) : $(ELF) 575 @echo " BIN $$@" 576 $$(Q)$$(OC) -O binary $$< $$@ 577 @echo 578 @echo "Built $$@ successfully" 579 @echo 580 581.PHONY : bl$(1) 582bl$(1) : $(BUILD_DIR) $(BIN) $(DUMP) 583 584all : bl$(1) 585 586$(eval $(call MAKE_TOOL_ARGS,$(1),$(BIN),$(2),$(3),$(4),$(5))) 587 588endef 589 590 591ifeq (${NEED_BL1},yes) 592$(eval $(call MAKE_BL,1)) 593endif 594 595ifeq (${NEED_BL2},yes) 596$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},in_fip,${CERTS})),\ 597 $(eval $(call MAKE_BL,2,in_fip,${CERTS}))) 598endif 599 600ifeq (${NEED_BL31},yes) 601BL31_SOURCES += ${SPD_SOURCES} 602$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},in_fip,${CERTS},${CERTS},${BL31_KEY})),\ 603 $(eval $(call MAKE_BL,31,in_fip,${CERTS},${CERTS},${BL31_KEY}))) 604endif 605 606ifeq (${NEED_BL32},yes) 607$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},in_fip,${CERTS},${CERTS},${BL32_KEY})),\ 608 $(eval $(call MAKE_BL,32,in_fip,${CERTS},${CERTS},${BL32_KEY}))) 609endif 610 611ifeq (${NEED_BL30},yes) 612$(if ${BL30}, $(eval $(call MAKE_TOOL_ARGS,30,${BL30},in_fip,${CERTS},${CERTS},${BL30_KEY}))) 613 614# If BL3-0 is needed by the platform then 'BL30' variable must be defined. 615check_bl30: 616 $(if ${BL30},,$(error "To build a FIP for platform ${PLAT}, please set BL30 to point to the SCP firmware")) 617else 618 619# If BL3-0 is not needed by the platform but the user still specified the path 620# to a BL3-0 image then warn him that it will be ignored. 621check_bl30: 622 $(if ${BL30},$(warning "BL3-0 is not supported on platform ${PLAT}, it will just be ignored"),) 623endif 624 625ifeq (${NEED_BL33},yes) 626$(if ${BL33}, $(eval $(call MAKE_TOOL_ARGS,33,${BL33},in_fip,${CERTS},${CERTS},${BL33_KEY}))) 627 628# If BL3-3 is needed by the platform then 'BL33' variable must be defined. 629check_bl33: 630 $(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd")) 631else 632 633# If BL3-3 is not needed by the platform but the user still specified the path 634# to a BL3-3 image then warn him that it will be ignored. 635check_bl33: 636 $(if ${BL33},$(warning "BL3-3 is not supported on platform ${PLAT}, it will just be ignored"),) 637endif 638 639# Add the dependency on the certificates 640ifneq (${GENERATE_COT},0) 641 fip: certificates 642endif 643 644certificates: ${CRT_DEPS} ${CRTTOOL} check_bl30 check_bl33 645 ${Q}${CRTTOOL} ${CRT_ARGS} 646 @echo 647 @echo "Built $@ successfully" 648 @echo "Certificates can be found in ${BUILD_PLAT}" 649 @echo 650 651${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} check_bl30 check_bl33 652 ${Q}${FIPTOOL} --dump \ 653 ${FIP_ARGS} \ 654 $@ 655 @echo 656 @echo "Built $@ successfully" 657 @echo 658 659 660cscope: 661 @echo " CSCOPE" 662 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files 663 ${Q}cscope -b -q -k 664 665help: 666 @echo "usage: ${MAKE} PLAT=<${PLATFORMS}> [OPTIONS] [TARGET]" 667 @echo "" 668 @echo "PLAT is used to specify which platform you wish to build." 669 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" 670 @echo "" 671 @echo "Please refer to the User Guide for a list of all supported options." 672 @echo "Note that the build system doesn't track dependencies for build " 673 @echo "options. Therefore, if any of the build options are changed " 674 @echo "from a previous build, a clean build must be performed." 675 @echo "" 676 @echo "Supported Targets:" 677 @echo " all Build all individual bootloader binaries" 678 @echo " bl1 Build the BL1 binary" 679 @echo " bl2 Build the BL2 binary" 680 @echo " bl31 Build the BL3-1 binary" 681 @echo " bl32 Build the BL3-2 binary" 682 @echo " fip Build the Firmware Image Package (FIP)" 683 @echo " checkcodebase Check the coding style of the entire source tree" 684 @echo " checkpatch Check the coding style on changes in the current" 685 @echo " branch against BASE_COMMIT (default origin/master)" 686 @echo " clean Clean the build for the selected platform" 687 @echo " cscope Generate cscope index" 688 @echo " distclean Remove all build artifacts for all platforms" 689 @echo " certtool Build the Certificate generation tool" 690 @echo " fiptool Build the Firmware Image Package(FIP) creation tool" 691 @echo "" 692 @echo "Note: most build targets require PLAT to be set to a specific platform." 693 @echo "" 694 @echo "example: build all targets for the FVP platform:" 695 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" 696