xref: /rk3399_ARM-atf/Makefile (revision 23e47ede20b80e9f6cea5a7232ed1915ffbc9496)
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# Determine the version of ARM CCI product used in the platform. The platform
64# port can change this value if needed.
65ARM_CCI_PRODUCT_ID	:=	400
66# Flag used to indicate if ASM_ASSERTION should be enabled for the build.
67# This defaults to being present in DEBUG builds only.
68ASM_ASSERTION		:=	${DEBUG}
69# Build option to choose whether Trusted firmware uses Coherent memory or not.
70USE_COHERENT_MEM	:=	1
71# Default FIP file name
72FIP_NAME		:= fip.bin
73# By default, use the -pedantic option in the gcc command line
74DISABLE_PEDANTIC	:= 0
75# Flags to generate the Chain of Trust
76GENERATE_COT		:= 0
77CREATE_KEYS		:= 1
78# Flags to build TF with Trusted Boot support
79TRUSTED_BOARD_BOOT	:= 0
80AUTH_MOD		:= none
81
82# Checkpatch ignores
83CHECK_IGNORE		=	--ignore COMPLEX_MACRO --ignore GERRIT_CHANGE_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) $(shell ls -I stdlib include) $(shell ls -I stdlib lib)
89
90ifeq (${V},0)
91	Q=@
92	CHECKCODE_ARGS	+=	--no-summary --terse
93else
94	Q=
95endif
96export Q
97
98ifneq (${DEBUG}, 0)
99	BUILD_TYPE	:=	debug
100	# Use LOG_LEVEL_INFO by default for debug builds
101	LOG_LEVEL	:=	40
102else
103	BUILD_TYPE	:=	release
104	# Use LOG_LEVEL_NOTICE by default for release builds
105	LOG_LEVEL	:=	20
106endif
107
108# Default build string (git branch and commit)
109ifeq (${BUILD_STRING},)
110	BUILD_STRING	:=	$(shell git log -n 1 --pretty=format:"%h")
111endif
112
113VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
114
115BL_COMMON_SOURCES	:=	common/bl_common.c			\
116				common/tf_printf.c			\
117				common/aarch64/debug.S			\
118				lib/aarch64/cache_helpers.S		\
119				lib/aarch64/misc_helpers.S		\
120				lib/aarch64/xlat_helpers.c		\
121				lib/stdlib/std.c			\
122				plat/common/aarch64/platform_helpers.S
123
124BUILD_BASE		:=	./build
125BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
126
127PLATFORMS		:=	$(shell ls -I common plat/)
128SPDS			:=	$(shell ls -I none services/spd)
129HELP_PLATFORMS		:=	$(shell echo ${PLATFORMS} | sed 's/ /|/g')
130
131# Convenience function for adding build definitions
132# $(eval $(call add_define,FOO)) will have:
133# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise
134define add_define
135DEFINES			+=	-D$(1)$(if $(value $(1)),=$(value $(1)),)
136endef
137
138# Convenience function for verifying option has a boolean value
139# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1
140define assert_boolean
141$(and $(patsubst 0,,$(value $(1))),$(patsubst 1,,$(value $(1))),$(error $(1) must be boolean))
142endef
143
144ifeq (${PLAT},)
145  $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform.")
146endif
147ifeq ($(findstring ${PLAT},${PLATFORMS}),)
148  $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}")
149endif
150
151all: msg_start
152
153msg_start:
154	@echo "Building ${PLAT}"
155
156include plat/${PLAT}/platform.mk
157
158# Include the CPU specific operations makefile. By default all CPU errata
159# workarounds and CPU specifc optimisations are disabled. This can be
160# overridden by the platform.
161include lib/cpus/cpu-ops.mk
162
163ifdef BL1_SOURCES
164NEED_BL1 := yes
165include bl1/bl1.mk
166endif
167
168ifdef BL2_SOURCES
169NEED_BL2 := yes
170include bl2/bl2.mk
171# Using the ARM Trusted Firmware BL2 implies that a BL3-3 image also need to be supplied for the FIP.
172# This flag can be overridden by the platform.
173NEED_BL33 ?= yes
174endif
175
176ifdef BL31_SOURCES
177NEED_BL31 := yes
178include bl31/bl31.mk
179endif
180
181# Include SPD Makefile if one has been specified
182ifneq (${SPD},none)
183  # We expect to locate an spd.mk under the specified SPD directory
184  SPD_MAKE		:=	$(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m")
185
186  ifeq (${SPD_MAKE},)
187    $(error Error: No services/spd/${SPD}/${SPD}.mk located)
188  endif
189  $(info Including ${SPD_MAKE})
190  include ${SPD_MAKE}
191
192  # If there's BL3-2 companion for the chosen SPD, and the SPD wants to build the
193  # BL3-2 from source, we expect that the SPD's Makefile would set NEED_BL32
194  # variable to "yes". In case the BL3-2 is a binary which needs to be included in
195  # fip, then the NEED_BL32 needs to be set and BL3-2 would need to point to the bin.
196endif
197
198.PHONY:			all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip certtool
199.SUFFIXES:
200
201INCLUDES		+=	-Iinclude/bl31			\
202				-Iinclude/bl31/services		\
203				-Iinclude/common		\
204				-Iinclude/drivers		\
205				-Iinclude/drivers/arm		\
206				-Iinclude/drivers/io		\
207				-Iinclude/lib			\
208				-Iinclude/lib/aarch64		\
209				-Iinclude/lib/cpus/aarch64	\
210				-Iinclude/plat/common		\
211				-Iinclude/stdlib		\
212				-Iinclude/stdlib/sys		\
213				${PLAT_INCLUDES}		\
214				${SPD_INCLUDES}
215
216# Process DEBUG flag
217$(eval $(call assert_boolean,DEBUG))
218$(eval $(call add_define,DEBUG))
219ifeq (${DEBUG},0)
220  $(eval $(call add_define,NDEBUG))
221else
222CFLAGS			+= 	-g
223ASFLAGS			+= 	-g -Wa,--gdwarf-2
224endif
225
226# Process NS_TIMER_SWITCH flag
227$(eval $(call assert_boolean,NS_TIMER_SWITCH))
228$(eval $(call add_define,NS_TIMER_SWITCH))
229
230# Process RESET_TO_BL31 flag
231$(eval $(call assert_boolean,RESET_TO_BL31))
232$(eval $(call add_define,RESET_TO_BL31))
233
234# Process CTX_INCLUDE_FPREGS flag
235$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
236$(eval $(call add_define,CTX_INCLUDE_FPREGS))
237
238# Process ARM_GIC_ARCH flag
239$(eval $(call add_define,ARM_GIC_ARCH))
240
241# Process ARM_CCI_PRODUCT_ID flag
242$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
243
244# Process ASM_ASSERTION flag
245$(eval $(call assert_boolean,ASM_ASSERTION))
246$(eval $(call add_define,ASM_ASSERTION))
247
248# Process LOG_LEVEL flag
249$(eval $(call add_define,LOG_LEVEL))
250
251# Process USE_COHERENT_MEM flag
252$(eval $(call assert_boolean,USE_COHERENT_MEM))
253$(eval $(call add_define,USE_COHERENT_MEM))
254
255# Process Generate CoT flags
256$(eval $(call assert_boolean,GENERATE_COT))
257$(eval $(call assert_boolean,CREATE_KEYS))
258
259# Process TRUSTED_BOARD_BOOT flag
260$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
261$(eval $(call add_define,TRUSTED_BOARD_BOOT))
262
263ASFLAGS			+= 	-nostdinc -ffreestanding -Wa,--fatal-warnings	\
264				-Werror -Wmissing-include-dirs			\
265				-mgeneral-regs-only -D__ASSEMBLY__		\
266				${DEFINES} ${INCLUDES}
267CFLAGS			+= 	-nostdinc -ffreestanding -Wall			\
268				-Werror -Wmissing-include-dirs			\
269				-mgeneral-regs-only -std=c99 -c -Os		\
270				${DEFINES} ${INCLUDES}
271CFLAGS			+=	-ffunction-sections -fdata-sections
272
273LDFLAGS			+=	--fatal-warnings -O1
274LDFLAGS			+=	--gc-sections
275
276
277CC			:=	${CROSS_COMPILE}gcc
278CPP			:=	${CROSS_COMPILE}cpp
279AS			:=	${CROSS_COMPILE}gcc
280AR			:=	${CROSS_COMPILE}ar
281LD			:=	${CROSS_COMPILE}ld
282OC			:=	${CROSS_COMPILE}objcopy
283OD			:=	${CROSS_COMPILE}objdump
284NM			:=	${CROSS_COMPILE}nm
285PP			:=	${CROSS_COMPILE}gcc -E ${CFLAGS}
286
287# Variables for use with Firmware Image Package
288FIPTOOLPATH		?=	tools/fip_create
289FIPTOOL			?=	${FIPTOOLPATH}/fip_create
290fiptool:		${FIPTOOL}
291fip:			${BUILD_PLAT}/${FIP_NAME}
292
293# Variables for use with Certificate Generation Tool
294CRTTOOLPATH		?=	tools/cert_create
295CRTTOOL			?=	${CRTTOOLPATH}/cert_create
296certtool:		${CRTTOOL}
297
298# CoT generation tool default parameters
299TRUSTED_KEY_CERT	:=	${BUILD_PLAT}/trusted_key.crt
300
301# Pass the private keys to the CoT generation tool in the command line
302# If CREATE_KEYS is set, the '-n' option will be added, indicating the tool to create new keys
303ifneq (${GENERATE_COT},0)
304    $(eval CERTS := yes)
305
306    $(eval FIP_DEPS += certificates)
307    $(eval FIP_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT})
308
309    ifneq (${CREATE_KEYS},0)
310        $(eval CRT_ARGS += -n)
311    endif
312    $(eval CRT_ARGS += $(if ${ROT_KEY}, --rot-key ${ROT_KEY}))
313    $(eval CRT_ARGS += $(if ${TRUSTED_WORLD_KEY}, --trusted-world-key ${TRUSTED_WORLD_KEY}))
314    $(eval CRT_ARGS += $(if ${NON_TRUSTED_WORLD_KEY}, --non-trusted-world-key ${NON_TRUSTED_WORLD_KEY}))
315    $(eval CRT_ARGS += --trusted-key-cert ${TRUSTED_KEY_CERT})
316endif
317
318# Check Trusted Board Boot options
319ifneq (${TRUSTED_BOARD_BOOT},0)
320    ifeq (${AUTH_MOD},none)
321        $(error Error: When TRUSTED_BOARD_BOOT=1, AUTH_MOD has to be the name of a valid authentication module)
322    else
323        # We expect to locate an *.mk file under the specified AUTH_MOD directory
324        AUTH_MAKE := $(shell m="common/auth/${AUTH_MOD}/${AUTH_MOD}.mk"; [ -f "$$m" ] && echo "$$m")
325        ifeq (${AUTH_MAKE},)
326            $(error Error: No common/auth/${AUTH_MOD}/${AUTH_MOD}.mk located)
327        endif
328        $(info Including ${AUTH_MAKE})
329        include ${AUTH_MAKE}
330    endif
331
332    BL_COMMON_SOURCES	+=	common/auth.c
333endif
334
335# Check if -pedantic option should be used
336ifeq (${DISABLE_PEDANTIC},0)
337    CFLAGS		+= 	-pedantic
338endif
339
340locate-checkpatch:
341ifndef CHECKPATCH
342	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
343else
344ifeq (,$(wildcard ${CHECKPATCH}))
345	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
346endif
347endif
348
349clean:
350			@echo "  CLEAN"
351			${Q}rm -rf ${BUILD_PLAT}
352			${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
353			${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
354
355realclean distclean:
356			@echo "  REALCLEAN"
357			${Q}rm -rf ${BUILD_BASE}
358			${Q}rm -f ${CURDIR}/cscope.*
359			${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
360			${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
361
362checkcodebase:		locate-checkpatch
363			@echo "  CHECKING STYLE"
364			@if test -d .git ; then	\
365				git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ;	\
366			 else			\
367				 find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
368			 fi
369
370checkpatch:		locate-checkpatch
371			@echo "  CHECKING STYLE"
372			@git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true
373
374.PHONY: ${CRTTOOL}
375${CRTTOOL}:
376			${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
377			@echo
378			@echo "Built $@ successfully"
379			@echo
380
381.PHONY: ${FIPTOOL}
382${FIPTOOL}:
383			${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH}
384
385define match_goals
386$(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS))))
387endef
388
389# List of rules that involve building things
390BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip
391
392# Does the list of goals specified on the command line include a build target?
393ifneq ($(call match_goals,${BUILD_TARGETS}),)
394IS_ANYTHING_TO_BUILD := 1
395endif
396
397define MAKE_C
398
399$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
400$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
401
402$(OBJ) : $(2)
403	@echo "  CC      $$<"
404	$$(Q)$$(CC) $$(CFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@
405
406
407$(PREREQUISITES) : $(2)
408	@echo "  DEPS    $$@"
409	@mkdir -p $(1)
410	$$(Q)$$(CC) $$(CFLAGS) -M -MT $(OBJ) -MF $$@ $$<
411
412ifdef IS_ANYTHING_TO_BUILD
413-include $(PREREQUISITES)
414endif
415
416endef
417
418
419define MAKE_S
420
421$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
422$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
423
424$(OBJ) : $(2)
425	@echo "  AS      $$<"
426	$$(Q)$$(AS) $$(ASFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@
427
428$(PREREQUISITES) : $(2)
429	@echo "  DEPS    $$@"
430	@mkdir -p $(1)
431	$$(Q)$$(AS) $$(ASFLAGS) -M -MT $(OBJ) -MF $$@ $$<
432
433ifdef IS_ANYTHING_TO_BUILD
434-include $(PREREQUISITES)
435endif
436
437endef
438
439
440define MAKE_LD
441
442$(eval PREREQUISITES := $(1).d)
443
444$(1) : $(2)
445	@echo "  PP      $$<"
446	$$(Q)$$(AS) $$(ASFLAGS) -P -E -D__LINKER__ -o $$@ $$<
447
448$(PREREQUISITES) : $(2)
449	@echo "  DEPS    $$@"
450	@mkdir -p $$(dir $$@)
451	$$(Q)$$(AS) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$<
452
453ifdef IS_ANYTHING_TO_BUILD
454-include $(PREREQUISITES)
455endif
456
457endef
458
459
460define MAKE_OBJS
461	$(eval C_OBJS := $(filter %.c,$(2)))
462	$(eval REMAIN := $(filter-out %.c,$(2)))
463	$(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3))))
464
465	$(eval S_OBJS := $(filter %.S,$(REMAIN)))
466	$(eval REMAIN := $(filter-out %.S,$(REMAIN)))
467	$(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3))))
468
469	$(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
470endef
471
472
473# NOTE: The line continuation '\' is required in the next define otherwise we
474# end up with a line-feed characer at the end of the last c filename.
475# Also bare this issue in mind if extending the list of supported filetypes.
476define SOURCES_TO_OBJS
477	$(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
478	$(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
479endef
480
481
482# MAKE_TOOL_ARGS macro defines the command line arguments for the FIP and CRT
483# tools at each BL stage. Arguments:
484#   $(1) = BL stage (2, 30, 31, 32, 33)
485#   $(2) = Binary file
486#   $(3) = In FIP (false if empty)
487#   $(4) = Create certificates (false if empty)
488#   $(5) = Create key certificate (false if empty)
489#   $(6) = Private key (optional)
490define MAKE_TOOL_ARGS
491
492$(eval FIP_DEPS += $(if $3,$(2),))
493$(eval FIP_ARGS += $(if $3,--bl$(1) $(2),))
494$(eval FIP_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt))
495$(eval FIP_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt)))
496
497$(eval CRT_DEPS += $(if $4,$(2),))
498$(eval CRT_DEPS += $(if $4,$(if $6,$(6),)))
499$(eval CRT_ARGS += $(if $4,--bl$(1) $(2)))
500$(eval CRT_ARGS += $(if $4,$(if $6,--bl$(1)-key $(6))))
501$(eval CRT_ARGS += $(if $4,--bl$(1)-cert $(BUILD_PLAT)/bl$(1).crt))
502$(eval CRT_ARGS += $(if $4,$(if $5,--bl$(1)-key-cert $(BUILD_PLAT)/bl$(1)_key.crt)))
503
504endef
505
506
507# MAKE_BL macro defines the targets and options to build each BL image.
508# Arguments:
509#   $(1) = BL stage (2, 30, 31, 32, 33)
510#   $(2) = In FIP (false if empty)
511#   $(3) = Create certificates (false if empty)
512#   $(4) = Create key certificate (false if empty)
513#   $(5) = Private key (optional)
514define MAKE_BL
515	$(eval BUILD_DIR  := ${BUILD_PLAT}/bl$(1))
516	$(eval SOURCES    := $(BL$(1)_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
517	$(eval OBJS       := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
518	$(eval LINKERFILE := $(BUILD_DIR)/bl$(1).ld)
519	$(eval MAPFILE    := $(BUILD_DIR)/bl$(1).map)
520	$(eval ELF        := $(BUILD_DIR)/bl$(1).elf)
521	$(eval DUMP       := $(BUILD_DIR)/bl$(1).dump)
522	$(eval BIN        := $(BUILD_PLAT)/bl$(1).bin)
523
524	$(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
525	$(eval $(call MAKE_LD,$(LINKERFILE),$(BL$(1)_LINKERFILE)))
526
527$(BUILD_DIR) :
528	$$(Q)mkdir -p "$$@"
529
530$(ELF) : $(OBJS) $(LINKERFILE)
531	@echo "  LD      $$@"
532	@echo 'const char build_message[] = "Built : "__TIME__", "__DATE__; \
533	       const char version_string[] = "${VERSION_STRING}";' | \
534		$$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o
535	$$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \
536					$(BUILD_DIR)/build_message.o $(OBJS)
537
538$(DUMP) : $(ELF)
539	@echo "  OD      $$@"
540	$${Q}$${OD} -dx $$< > $$@
541
542$(BIN) : $(ELF)
543	@echo "  BIN     $$@"
544	$$(Q)$$(OC) -O binary $$< $$@
545	@echo
546	@echo "Built $$@ successfully"
547	@echo
548
549.PHONY : bl$(1)
550bl$(1) : $(BUILD_DIR) $(BIN) $(DUMP)
551
552all : bl$(1)
553
554$(eval $(call MAKE_TOOL_ARGS,$(1),$(BIN),$(2),$(3),$(4),$(5)))
555
556endef
557
558
559ifeq (${NEED_BL1},yes)
560$(eval $(call MAKE_BL,1))
561endif
562
563ifeq (${NEED_BL2},yes)
564$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},in_fip,${CERTS})),\
565	$(eval $(call MAKE_BL,2,in_fip,${CERTS})))
566endif
567
568ifeq (${NEED_BL31},yes)
569BL31_SOURCES += ${SPD_SOURCES}
570$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},in_fip,${CERTS},${CERTS},${BL31_KEY})),\
571	$(eval $(call MAKE_BL,31,in_fip,${CERTS},${CERTS},${BL31_KEY})))
572endif
573
574ifeq (${NEED_BL32},yes)
575$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},in_fip,${CERTS},${CERTS},${BL32_KEY})),\
576	$(eval $(call MAKE_BL,32,in_fip,${CERTS},${CERTS},${BL32_KEY})))
577endif
578
579ifeq (${NEED_BL30},yes)
580$(if ${BL30}, $(eval $(call MAKE_TOOL_ARGS,30,${BL30},in_fip,${CERTS},${CERTS},${BL30_KEY})))
581
582# If BL3-0 is needed by the platform then 'BL30' variable must be defined.
583check_bl30:
584	$(if ${BL30},,$(error "To build a FIP for platform ${PLAT}, please set BL30 to point to the SCP firmware"))
585else
586
587# If BL3-0 is not needed by the platform but the user still specified the path
588# to a BL3-0 image then warn him that it will be ignored.
589check_bl30:
590	$(if ${BL30},$(warning "BL3-0 is not supported on platform ${PLAT}, it will just be ignored"),)
591endif
592
593ifeq (${NEED_BL33},yes)
594$(if ${BL33}, $(eval $(call MAKE_TOOL_ARGS,33,${BL33},in_fip,${CERTS},${CERTS},${BL33_KEY})))
595
596# If BL3-3 is needed by the platform then 'BL33' variable must be defined.
597check_bl33:
598	$(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd"))
599else
600
601# If BL3-3 is not needed by the platform but the user still specified the path
602# to a BL3-3 image then warn him that it will be ignored.
603check_bl33:
604	$(if ${BL33},$(warning "BL3-3 is not supported on platform ${PLAT}, it will just be ignored"),)
605endif
606
607# Add the dependency on the certificates
608ifneq (${GENERATE_COT},0)
609    all: certificates
610endif
611
612certificates: ${CRT_DEPS} ${CRTTOOL} check_bl30 check_bl33
613			${Q}${CRTTOOL} ${CRT_ARGS}
614			@echo
615			@echo "Built $@ successfully"
616			@echo "Certificates can be found in ${BUILD_PLAT}"
617			@echo
618
619${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} check_bl30 check_bl33
620			${Q}${FIPTOOL} --dump \
621				${FIP_ARGS} \
622				$@
623			@echo
624			@echo "Built $@ successfully"
625			@echo
626
627
628cscope:
629	@echo "  CSCOPE"
630	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
631	${Q}cscope -b -q -k
632
633help:
634	@echo "usage: ${MAKE} PLAT=<${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch>"
635	@echo ""
636	@echo "PLAT is used to specify which platform you wish to build."
637	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
638	@echo ""
639	@echo "Supported Targets:"
640	@echo "  all            Build the BL1, BL2 and BL31 binaries"
641	@echo "  bl1            Build the BL1 binary"
642	@echo "  bl2            Build the BL2 binary"
643	@echo "  bl31           Build the BL31 binary"
644	@echo "  checkcodebase  Check the coding style of the entire source tree"
645	@echo "  checkpatch     Check the coding style on changes in the current"
646	@echo "                 branch against BASE_COMMIT (default origin/master)"
647	@echo "  clean          Clean the build for the selected platform"
648	@echo "  cscope         Generate cscope index"
649	@echo "  distclean      Remove all build artifacts for all platforms"
650	@echo "  certtool       Build the Certificate generation tool"
651	@echo "  fiptool        Build the Firmware Image Package(FIP) creation tool"
652	@echo ""
653	@echo "note: most build targets require PLAT to be set to a specific platform."
654	@echo ""
655	@echo "example: build all targets for the FVP platform:"
656	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
657