xref: /rk3399_ARM-atf/Makefile (revision 1c75d5dfb03181bc481fe021dc5a8ab29c0f7557)
1#
2# Copyright (c) 2013-2016, 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			:= 3
36
37# Default goal is build all images
38.DEFAULT_GOAL			:= all
39
40MAKE_HELPERS_DIRECTORY := make_helpers/
41include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
42include ${MAKE_HELPERS_DIRECTORY}build_env.mk
43
44################################################################################
45# Default values for build configurations, and their dependencies
46################################################################################
47
48include ${MAKE_HELPERS_DIRECTORY}defaults.mk
49
50# ASM_ASSERTION enabled for DEBUG builds only
51ASM_ASSERTION			:= ${DEBUG}
52ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
53PLAT				:= ${DEFAULT_PLAT}
54
55################################################################################
56# Checkpatch script options
57################################################################################
58
59CHECKCODE_ARGS		:=	--no-patch
60# Do not check the coding style on imported library files or documentation files
61INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
62					include/lib/libfdt		\
63					include/lib/stdlib,		\
64					$(wildcard include/lib/*)))
65INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
66					include/lib,			\
67					$(wildcard include/*)))
68LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
69					lib/libfdt%			\
70					lib/stdlib,			\
71					$(wildcard lib/*)))
72ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
73					lib				\
74					include				\
75					docs				\
76					%.md,				\
77					$(wildcard *)))
78CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
79				${INC_DIRS_TO_CHECK}			\
80				${INC_LIB_DIRS_TO_CHECK}		\
81				${LIB_DIRS_TO_CHECK}
82
83
84################################################################################
85# Process build options
86################################################################################
87
88# Verbose flag
89ifeq (${V},0)
90        Q:=@
91        CHECKCODE_ARGS	+=	--no-summary --terse
92else
93        Q:=
94endif
95export Q
96
97# Process Debug flag
98$(eval $(call add_define,DEBUG))
99ifneq (${DEBUG}, 0)
100        BUILD_TYPE	:=	debug
101        TF_CFLAGS	+= 	-g
102        ASFLAGS		+= 	-g -Wa,--gdwarf-2
103        # Use LOG_LEVEL_INFO by default for debug builds
104        LOG_LEVEL	:=	40
105else
106        BUILD_TYPE	:=	release
107        $(eval $(call add_define,NDEBUG))
108        # Use LOG_LEVEL_NOTICE by default for release builds
109        LOG_LEVEL	:=	20
110endif
111
112# Default build string (git branch and commit)
113ifeq (${BUILD_STRING},)
114        BUILD_STRING	:=	$(shell git log -n 1 --pretty=format:"%h")
115endif
116VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
117
118# The cert_create tool cannot generate certificates individually, so we use the
119# target 'certificates' to create them all
120ifneq (${GENERATE_COT},0)
121        FIP_DEPS += certificates
122        FWU_FIP_DEPS += fwu_certificates
123endif
124
125
126################################################################################
127# Toolchain
128################################################################################
129
130CC			:=	${CROSS_COMPILE}gcc
131CPP			:=	${CROSS_COMPILE}cpp
132AS			:=	${CROSS_COMPILE}gcc
133AR			:=	${CROSS_COMPILE}ar
134LD			:=	${CROSS_COMPILE}ld
135OC			:=	${CROSS_COMPILE}objcopy
136OD			:=	${CROSS_COMPILE}objdump
137NM			:=	${CROSS_COMPILE}nm
138PP			:=	${CROSS_COMPILE}gcc -E
139
140ASFLAGS_aarch64		=	-mgeneral-regs-only
141TF_CFLAGS_aarch64	=	-mgeneral-regs-only -mstrict-align
142
143ASFLAGS_aarch32		=	-march=armv8-a
144TF_CFLAGS_aarch32	=	-march=armv8-a
145
146CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
147				-Wmissing-include-dirs -Werror
148ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
149				-D__ASSEMBLY__ -ffreestanding 			\
150				-Wa,--fatal-warnings
151TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
152				-ffreestanding -Wall -std=c99 -Os		\
153				-ffunction-sections -fdata-sections
154
155LDFLAGS			+=	--fatal-warnings -O1
156LDFLAGS			+=	--gc-sections
157
158
159################################################################################
160# Common sources and include directories
161################################################################################
162include lib/stdlib/stdlib.mk
163
164BL_COMMON_SOURCES	+=	common/bl_common.c			\
165				common/tf_printf.c			\
166				common/${ARCH}/debug.S			\
167				lib/${ARCH}/cache_helpers.S		\
168				lib/${ARCH}/misc_helpers.S		\
169				plat/common/${ARCH}/platform_helpers.S	\
170				${STDLIB_SRCS}
171
172INCLUDES		+=	-Iinclude/bl1				\
173				-Iinclude/bl31				\
174				-Iinclude/common			\
175				-Iinclude/common/${ARCH}		\
176				-Iinclude/drivers			\
177				-Iinclude/drivers/arm			\
178				-Iinclude/drivers/auth			\
179				-Iinclude/drivers/io			\
180				-Iinclude/drivers/ti/uart		\
181				-Iinclude/lib				\
182				-Iinclude/lib/${ARCH}			\
183				-Iinclude/lib/cpus/${ARCH}		\
184				-Iinclude/lib/el3_runtime		\
185				-Iinclude/lib/el3_runtime/${ARCH}	\
186				-Iinclude/lib/pmf			\
187				-Iinclude/lib/psci			\
188				-Iinclude/plat/common			\
189				-Iinclude/services			\
190				${PLAT_INCLUDES}			\
191				${SPD_INCLUDES}
192
193
194################################################################################
195# Generic definitions
196################################################################################
197
198include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
199
200BUILD_BASE		:=	./build
201BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
202
203SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
204
205# Platforms providing their own TBB makefile may override this value
206INCLUDE_TBBR_MK		:=	1
207
208
209################################################################################
210# Include SPD Makefile if one has been specified
211################################################################################
212
213ifneq (${SPD},none)
214ifeq (${ARCH},aarch32)
215	$(error "Error: SPD is incompatible with AArch32.")
216endif
217ifdef EL3_PAYLOAD_BASE
218        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
219        $(warning "The SPD and its BL32 companion will be present but ignored.")
220endif
221        # We expect to locate an spd.mk under the specified SPD directory
222        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
223
224        ifeq (${SPD_MAKE},)
225                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
226        endif
227        $(info Including ${SPD_MAKE})
228        include ${SPD_MAKE}
229
230        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
231        # Makefile would set NEED_BL32 to "yes". In this case, the build system
232        # supports two mutually exclusive options:
233        # * BL32 is built from source: then BL32_SOURCES must contain the list
234        #   of source files to build BL32
235        # * BL32 is a prebuilt binary: then BL32 must point to the image file
236        #   that will be included in the FIP
237        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
238        # over the sources.
239endif
240
241
242################################################################################
243# Include the platform specific Makefile after the SPD Makefile (the platform
244# makefile may use all previous definitions in this file)
245################################################################################
246
247include ${PLAT_MAKEFILE_FULL}
248
249# Platform compatibility is not supported in AArch32
250ifneq (${ARCH},aarch32)
251# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
252ifndef ENABLE_PLAT_COMPAT
253ENABLE_PLAT_COMPAT := 1
254endif
255
256# Include the platform compatibility helpers for PSCI
257ifneq (${ENABLE_PLAT_COMPAT}, 0)
258include plat/compat/plat_compat.mk
259endif
260endif
261
262# Include the CPU specific operations makefile, which provides default
263# values for all CPU errata workarounds and CPU specific optimisations.
264# This can be overridden by the platform.
265include lib/cpus/cpu-ops.mk
266
267
268################################################################################
269# Check incompatible options
270################################################################################
271
272ifdef EL3_PAYLOAD_BASE
273        ifdef PRELOADED_BL33_BASE
274                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
275                incompatible build options. EL3_PAYLOAD_BASE has priority.")
276        endif
277endif
278
279ifeq (${NEED_BL33},yes)
280        ifdef EL3_PAYLOAD_BASE
281                $(warning "BL33 image is not needed when option \
282                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
283        endif
284        ifdef PRELOADED_BL33_BASE
285                $(warning "BL33 image is not needed when option \
286                PRELOADED_BL33_BASE is used and won't be added to the FIP \
287                file.")
288        endif
289endif
290
291ifeq (${ARCH},aarch32)
292    # For AArch32, LOAD_IMAGE_V2 must be enabled.
293    ifeq (${LOAD_IMAGE_V2}, 0)
294        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
295    endif
296    # TRUSTED_BOARD_BOOT is currently not supported for AArch32.
297    ifeq (${TRUSTED_BOARD_BOOT},1)
298        $(error "TRUSTED_BOARD_BOOT is currently not supported for AArch32")
299    endif
300endif
301
302
303################################################################################
304# Process platform overrideable behaviour
305################################################################################
306
307# Check if -pedantic option should be used
308ifeq (${DISABLE_PEDANTIC},0)
309        TF_CFLAGS	+= 	-pedantic
310endif
311
312# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
313# supplied for the FIP and Certificate generation tools. This flag can be
314# overridden by the platform.
315ifdef BL2_SOURCES
316        ifdef EL3_PAYLOAD_BASE
317                # If booting an EL3 payload there is no need for a BL33 image
318                # in the FIP file.
319                NEED_BL33		:=	no
320        else
321                ifdef PRELOADED_BL33_BASE
322                        # If booting a BL33 preloaded image there is no need of
323                        # another one in the FIP file.
324                        NEED_BL33		:=	no
325                else
326                        NEED_BL33		?=	yes
327                endif
328        endif
329endif
330
331# Process TBB related flags
332ifneq (${GENERATE_COT},0)
333        # Common cert_create options
334        ifneq (${CREATE_KEYS},0)
335                $(eval CRT_ARGS += -n)
336                $(eval FWU_CRT_ARGS += -n)
337                ifneq (${SAVE_KEYS},0)
338                        $(eval CRT_ARGS += -k)
339                        $(eval FWU_CRT_ARGS += -k)
340                endif
341        endif
342        # Include TBBR makefile (unless the platform indicates otherwise)
343        ifeq (${INCLUDE_TBBR_MK},1)
344                include make_helpers/tbbr/tbbr_tools.mk
345        endif
346endif
347
348# Make sure PMF is enabled if PSCI STAT is enabled.
349ifeq (${ENABLE_PSCI_STAT},1)
350ENABLE_PMF			:= 1
351endif
352
353ifneq (${FIP_ALIGN},0)
354FIP_ARGS += --align ${FIP_ALIGN}
355endif
356
357################################################################################
358# Auxiliary tools (fiptool, cert_create, etc)
359################################################################################
360
361# Variables for use with Certificate Generation Tool
362CRTTOOLPATH		?=	tools/cert_create
363CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
364
365# Variables for use with Firmware Image Package
366FIPTOOLPATH		?=	tools/fiptool
367FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
368
369
370################################################################################
371# Build options checks
372################################################################################
373
374$(eval $(call assert_boolean,ASM_ASSERTION))
375$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
376$(eval $(call assert_boolean,CREATE_KEYS))
377$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
378$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
379$(eval $(call assert_boolean,DEBUG))
380$(eval $(call assert_boolean,DISABLE_PEDANTIC))
381$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
382$(eval $(call assert_boolean,ENABLE_PMF))
383$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
384$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
385$(eval $(call assert_boolean,ERROR_DEPRECATED))
386$(eval $(call assert_boolean,GENERATE_COT))
387$(eval $(call assert_boolean,LOAD_IMAGE_V2))
388$(eval $(call assert_boolean,NS_TIMER_SWITCH))
389$(eval $(call assert_boolean,PL011_GENERIC_UART))
390$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
391$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
392$(eval $(call assert_boolean,RESET_TO_BL31))
393$(eval $(call assert_boolean,SAVE_KEYS))
394$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
395$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
396$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
397$(eval $(call assert_boolean,USE_COHERENT_MEM))
398
399################################################################################
400# Add definitions to the cpp preprocessor based on the current build options.
401# This is done after including the platform specific makefile to allow the
402# platform to overwrite the default options
403################################################################################
404
405$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
406$(eval $(call add_define,ARM_GIC_ARCH))
407$(eval $(call add_define,ASM_ASSERTION))
408$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
409$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
410$(eval $(call add_define,CTX_INCLUDE_FPREGS))
411$(eval $(call add_define,ENABLE_PLAT_COMPAT))
412$(eval $(call add_define,ENABLE_PMF))
413$(eval $(call add_define,ENABLE_PSCI_STAT))
414$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
415$(eval $(call add_define,ERROR_DEPRECATED))
416$(eval $(call add_define,LOAD_IMAGE_V2))
417$(eval $(call add_define,LOG_LEVEL))
418$(eval $(call add_define,NS_TIMER_SWITCH))
419$(eval $(call add_define,PL011_GENERIC_UART))
420$(eval $(call add_define,PLAT_${PLAT}))
421$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
422$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
423$(eval $(call add_define,RESET_TO_BL31))
424$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
425$(eval $(call add_define,SPD_${SPD}))
426$(eval $(call add_define,SPIN_ON_BL1_EXIT))
427$(eval $(call add_define,TRUSTED_BOARD_BOOT))
428$(eval $(call add_define,USE_COHERENT_MEM))
429
430# Define the EL3_PAYLOAD_BASE flag only if it is provided.
431ifdef EL3_PAYLOAD_BASE
432        $(eval $(call add_define,EL3_PAYLOAD_BASE))
433else
434        # Define the PRELOADED_BL33_BASE flag only if it is provided and
435        # EL3_PAYLOAD_BASE is not defined, as it has priority.
436        ifdef PRELOADED_BL33_BASE
437                $(eval $(call add_define,PRELOADED_BL33_BASE))
438        endif
439endif
440# Define the AARCH32/AARCH64 flag based on the ARCH flag
441ifeq (${ARCH},aarch32)
442        $(eval $(call add_define,AARCH32))
443else
444        $(eval $(call add_define,AARCH64))
445endif
446
447################################################################################
448# Include BL specific makefiles
449################################################################################
450ifdef BL1_SOURCES
451NEED_BL1 := yes
452include bl1/bl1.mk
453endif
454
455ifdef BL2_SOURCES
456NEED_BL2 := yes
457include bl2/bl2.mk
458endif
459
460# For AArch32, BL31 is not applicable, and BL2U is not supported at present.
461ifneq (${ARCH},aarch32)
462ifdef BL2U_SOURCES
463NEED_BL2U := yes
464include bl2u/bl2u.mk
465endif
466
467ifdef BL31_SOURCES
468# When booting an EL3 payload, there is no need to compile the BL31 image nor
469# put it in the FIP.
470ifndef EL3_PAYLOAD_BASE
471NEED_BL31 := yes
472include bl31/bl31.mk
473endif
474endif
475endif
476
477ifeq (${ARCH},aarch32)
478NEED_BL32 := yes
479
480################################################################################
481# Build `AARCH32_SP` as BL32 image for AArch32
482################################################################################
483ifneq (${AARCH32_SP},none)
484# We expect to locate an sp.mk under the specified AARCH32_SP directory
485AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
486
487ifeq (${AARCH32_SP_MAKE},)
488  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
489endif
490
491$(info Including ${AARCH32_SP_MAKE})
492include ${AARCH32_SP_MAKE}
493endif
494
495endif
496
497################################################################################
498# Build targets
499################################################################################
500
501.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
502.SUFFIXES:
503
504all: msg_start
505
506msg_start:
507	@echo "Building ${PLAT}"
508
509# Check if deprecated declarations should be treated as error or not.
510ifeq (${ERROR_DEPRECATED},0)
511    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
512endif
513
514# Expand build macros for the different images
515ifeq (${NEED_BL1},yes)
516$(eval $(call MAKE_BL,1))
517endif
518
519ifeq (${NEED_BL2},yes)
520$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
521	$(eval $(call MAKE_BL,2,tb-fw)))
522endif
523
524ifeq (${NEED_BL31},yes)
525BL31_SOURCES += ${SPD_SOURCES}
526$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
527	$(eval $(call MAKE_BL,31,soc-fw)))
528endif
529
530# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
531# build system will call FIP_ADD_IMG to print a warning message and abort the
532# process. Note that the dependency on BL32 applies to the FIP only.
533ifeq (${NEED_BL32},yes)
534$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
535	$(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
536		$(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
537endif
538
539# Add the BL33 image if required by the platform
540ifeq (${NEED_BL33},yes)
541$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
542endif
543
544ifeq (${NEED_BL2U},yes)
545BL2U_PATH	:= $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
546$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
547$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
548endif
549
550locate-checkpatch:
551ifndef CHECKPATCH
552	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
553else
554ifeq (,$(wildcard ${CHECKPATCH}))
555	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
556endif
557endif
558
559clean:
560	@echo "  CLEAN"
561	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
562	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
563	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
564
565realclean distclean:
566	@echo "  REALCLEAN"
567	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
568	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
569	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
570	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
571
572checkcodebase:		locate-checkpatch
573	@echo "  CHECKING STYLE"
574	@if test -d .git ; then						\
575		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
576		while read GIT_FILE ;					\
577		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
578		done ;							\
579	else								\
580		 find . -type f -not -iwholename "*.git*"		\
581		 -not -iwholename "*build*"				\
582		 -not -iwholename "*libfdt*"				\
583		 -not -iwholename "*stdlib*"				\
584		 -not -iwholename "*docs*"				\
585		 -not -iwholename "*.md"				\
586		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
587	fi
588
589checkpatch:		locate-checkpatch
590	@echo "  CHECKING STYLE"
591	${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
592
593certtool: ${CRTTOOL}
594
595.PHONY: ${CRTTOOL}
596${CRTTOOL}:
597	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
598	@${ECHO_BLANK_LINE}
599	@echo "Built $@ successfully"
600	@${ECHO_BLANK_LINE}
601
602ifneq (${GENERATE_COT},0)
603certificates: ${CRT_DEPS} ${CRTTOOL}
604	${Q}${CRTTOOL} ${CRT_ARGS}
605	@${ECHO_BLANK_LINE}
606	@echo "Built $@ successfully"
607	@echo "Certificates can be found in ${BUILD_PLAT}"
608	@${ECHO_BLANK_LINE}
609endif
610
611${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
612	${Q}${FIPTOOL} create ${FIP_ARGS} $@
613	${Q}${FIPTOOL} info $@
614	@${ECHO_BLANK_LINE}
615	@echo "Built $@ successfully"
616	@${ECHO_BLANK_LINE}
617
618ifneq (${GENERATE_COT},0)
619fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
620	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
621	@echo
622	@echo "Built $@ successfully"
623	@echo "FWU certificates can be found in ${BUILD_PLAT}"
624	@echo
625endif
626
627${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
628	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
629	${Q}${FIPTOOL} info $@
630	@echo
631	@echo "Built $@ successfully"
632	@echo
633
634fiptool: ${FIPTOOL}
635fip: ${BUILD_PLAT}/${FIP_NAME}
636fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
637
638.PHONY: ${FIPTOOL}
639${FIPTOOL}:
640	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
641
642cscope:
643	@echo "  CSCOPE"
644	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
645	${Q}cscope -b -q -k
646
647help:
648	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
649	@echo ""
650	@echo "PLAT is used to specify which platform you wish to build."
651	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
652	@echo ""
653	@echo "Please refer to the User Guide for a list of all supported options."
654	@echo "Note that the build system doesn't track dependencies for build "
655	@echo "options. Therefore, if any of the build options are changed "
656	@echo "from a previous build, a clean build must be performed."
657	@echo ""
658	@echo "Supported Targets:"
659	@echo "  all            Build all individual bootloader binaries"
660	@echo "  bl1            Build the BL1 binary"
661	@echo "  bl2            Build the BL2 binary"
662	@echo "  bl2u           Build the BL2U binary"
663	@echo "  bl31           Build the BL31 binary"
664	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
665	@echo "                 this builds secure payload specified by AARCH32_SP"
666	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
667	@echo "  fip            Build the Firmware Image Package (FIP)"
668	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
669	@echo "  checkcodebase  Check the coding style of the entire source tree"
670	@echo "  checkpatch     Check the coding style on changes in the current"
671	@echo "                 branch against BASE_COMMIT (default origin/master)"
672	@echo "  clean          Clean the build for the selected platform"
673	@echo "  cscope         Generate cscope index"
674	@echo "  distclean      Remove all build artifacts for all platforms"
675	@echo "  certtool       Build the Certificate generation tool"
676	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
677	@echo ""
678	@echo "Note: most build targets require PLAT to be set to a specific platform."
679	@echo ""
680	@echo "example: build all targets for the FVP platform:"
681	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
682