xref: /rk3399_ARM-atf/Makefile (revision a10d3632acbd1135648f07c2a998cba8c5c77cfd) 
1#
2# Copyright (c) 2013-2017, 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
40# Avoid any implicit propagation of command line variable definitions to
41# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
42# usage. Other command line options like "-s" are still propagated as usual.
43MAKEOVERRIDES =
44
45MAKE_HELPERS_DIRECTORY := make_helpers/
46include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
47include ${MAKE_HELPERS_DIRECTORY}build_env.mk
48
49################################################################################
50# Default values for build configurations, and their dependencies
51################################################################################
52
53include ${MAKE_HELPERS_DIRECTORY}defaults.mk
54
55# ASM_ASSERTION enabled for DEBUG builds only
56ASM_ASSERTION			:= ${DEBUG}
57ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
58PLAT				:= ${DEFAULT_PLAT}
59
60################################################################################
61# Checkpatch script options
62################################################################################
63
64CHECKCODE_ARGS		:=	--no-patch
65# Do not check the coding style on imported library files or documentation files
66INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
67					include/lib/libfdt		\
68					include/lib/stdlib,		\
69					$(wildcard include/lib/*)))
70INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
71					include/lib,			\
72					$(wildcard include/*)))
73LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
74					lib/libfdt%			\
75					lib/stdlib,			\
76					$(wildcard lib/*)))
77ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
78					lib				\
79					include				\
80					docs				\
81					%.md,				\
82					$(wildcard *)))
83CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
84				${INC_DIRS_TO_CHECK}			\
85				${INC_LIB_DIRS_TO_CHECK}		\
86				${LIB_DIRS_TO_CHECK}
87
88
89################################################################################
90# Process build options
91################################################################################
92
93# Verbose flag
94ifeq (${V},0)
95        Q:=@
96        CHECKCODE_ARGS	+=	--no-summary --terse
97else
98        Q:=
99endif
100export Q
101
102# Process Debug flag
103$(eval $(call add_define,DEBUG))
104ifneq (${DEBUG}, 0)
105        BUILD_TYPE	:=	debug
106        TF_CFLAGS	+= 	-g
107        ASFLAGS		+= 	-g -Wa,--gdwarf-2
108        # Use LOG_LEVEL_INFO by default for debug builds
109        LOG_LEVEL	:=	40
110else
111        BUILD_TYPE	:=	release
112        $(eval $(call add_define,NDEBUG))
113        # Use LOG_LEVEL_NOTICE by default for release builds
114        LOG_LEVEL	:=	20
115endif
116
117# Default build string (git branch and commit)
118ifeq (${BUILD_STRING},)
119        BUILD_STRING	:=	$(shell git describe --always --dirty --tags 2> /dev/null)
120endif
121VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
122
123# The cert_create tool cannot generate certificates individually, so we use the
124# target 'certificates' to create them all
125ifneq (${GENERATE_COT},0)
126        FIP_DEPS += certificates
127        FWU_FIP_DEPS += fwu_certificates
128endif
129
130
131################################################################################
132# Toolchain
133################################################################################
134
135CC			:=	${CROSS_COMPILE}gcc
136CPP			:=	${CROSS_COMPILE}cpp
137AS			:=	${CROSS_COMPILE}gcc
138AR			:=	${CROSS_COMPILE}ar
139LD			:=	${CROSS_COMPILE}ld
140OC			:=	${CROSS_COMPILE}objcopy
141OD			:=	${CROSS_COMPILE}objdump
142NM			:=	${CROSS_COMPILE}nm
143PP			:=	${CROSS_COMPILE}gcc -E
144
145ASFLAGS_aarch64		=	-mgeneral-regs-only
146TF_CFLAGS_aarch64	=	-mgeneral-regs-only -mstrict-align
147
148ASFLAGS_aarch32		=	-march=armv8-a
149TF_CFLAGS_aarch32	=	-march=armv8-a
150
151CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
152				-Wmissing-include-dirs -Werror
153ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
154				-D__ASSEMBLY__ -ffreestanding 			\
155				-Wa,--fatal-warnings
156TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
157				-ffreestanding -fno-builtin -Wall -std=c99 -Os	\
158				-ffunction-sections -fdata-sections
159
160LDFLAGS			+=	--fatal-warnings -O1
161LDFLAGS			+=	--gc-sections
162
163
164################################################################################
165# Common sources and include directories
166################################################################################
167include lib/stdlib/stdlib.mk
168
169BL_COMMON_SOURCES	+=	common/bl_common.c			\
170				common/tf_printf.c			\
171				common/${ARCH}/debug.S			\
172				lib/${ARCH}/cache_helpers.S		\
173				lib/${ARCH}/misc_helpers.S		\
174				plat/common/${ARCH}/platform_helpers.S	\
175				${STDLIB_SRCS}
176
177INCLUDES		+=	-Iinclude/bl1				\
178				-Iinclude/bl31				\
179				-Iinclude/common			\
180				-Iinclude/common/${ARCH}		\
181				-Iinclude/drivers			\
182				-Iinclude/drivers/arm			\
183				-Iinclude/drivers/auth			\
184				-Iinclude/drivers/io			\
185				-Iinclude/drivers/ti/uart		\
186				-Iinclude/lib				\
187				-Iinclude/lib/${ARCH}			\
188				-Iinclude/lib/cpus			\
189				-Iinclude/lib/cpus/${ARCH}		\
190				-Iinclude/lib/el3_runtime		\
191				-Iinclude/lib/el3_runtime/${ARCH}	\
192				-Iinclude/lib/pmf			\
193				-Iinclude/lib/psci			\
194				-Iinclude/plat/common			\
195				-Iinclude/services			\
196				${PLAT_INCLUDES}			\
197				${SPD_INCLUDES}
198
199
200################################################################################
201# Generic definitions
202################################################################################
203
204include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
205
206BUILD_BASE		:=	./build
207BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
208
209SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
210
211# Platforms providing their own TBB makefile may override this value
212INCLUDE_TBBR_MK		:=	1
213
214
215################################################################################
216# Include SPD Makefile if one has been specified
217################################################################################
218
219ifneq (${SPD},none)
220ifeq (${ARCH},aarch32)
221	$(error "Error: SPD is incompatible with AArch32.")
222endif
223ifdef EL3_PAYLOAD_BASE
224        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
225        $(warning "The SPD and its BL32 companion will be present but ignored.")
226endif
227        # We expect to locate an spd.mk under the specified SPD directory
228        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
229
230        ifeq (${SPD_MAKE},)
231                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
232        endif
233        $(info Including ${SPD_MAKE})
234        include ${SPD_MAKE}
235
236        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
237        # Makefile would set NEED_BL32 to "yes". In this case, the build system
238        # supports two mutually exclusive options:
239        # * BL32 is built from source: then BL32_SOURCES must contain the list
240        #   of source files to build BL32
241        # * BL32 is a prebuilt binary: then BL32 must point to the image file
242        #   that will be included in the FIP
243        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
244        # over the sources.
245endif
246
247
248################################################################################
249# Include the platform specific Makefile after the SPD Makefile (the platform
250# makefile may use all previous definitions in this file)
251################################################################################
252
253include ${PLAT_MAKEFILE_FULL}
254
255# Platform compatibility is not supported in AArch32
256ifneq (${ARCH},aarch32)
257# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
258ifndef ENABLE_PLAT_COMPAT
259ENABLE_PLAT_COMPAT := 1
260endif
261
262# Include the platform compatibility helpers for PSCI
263ifneq (${ENABLE_PLAT_COMPAT}, 0)
264include plat/compat/plat_compat.mk
265endif
266endif
267
268# Include the CPU specific operations makefile, which provides default
269# values for all CPU errata workarounds and CPU specific optimisations.
270# This can be overridden by the platform.
271include lib/cpus/cpu-ops.mk
272
273
274################################################################################
275# Check incompatible options
276################################################################################
277
278ifdef EL3_PAYLOAD_BASE
279        ifdef PRELOADED_BL33_BASE
280                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
281                incompatible build options. EL3_PAYLOAD_BASE has priority.")
282        endif
283endif
284
285ifeq (${NEED_BL33},yes)
286        ifdef EL3_PAYLOAD_BASE
287                $(warning "BL33 image is not needed when option \
288                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
289        endif
290        ifdef PRELOADED_BL33_BASE
291                $(warning "BL33 image is not needed when option \
292                PRELOADED_BL33_BASE is used and won't be added to the FIP \
293                file.")
294        endif
295endif
296
297ifeq (${ARCH},aarch32)
298    # For AArch32, LOAD_IMAGE_V2 must be enabled.
299    ifeq (${LOAD_IMAGE_V2}, 0)
300        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
301    endif
302    # TRUSTED_BOARD_BOOT is currently not supported for AArch32.
303    ifeq (${TRUSTED_BOARD_BOOT},1)
304        $(error "TRUSTED_BOARD_BOOT is currently not supported for AArch32")
305    endif
306endif
307
308# When building for systems with hardware-assisted coherency, there's no need to
309# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
310ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
311$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
312endif
313
314################################################################################
315# Process platform overrideable behaviour
316################################################################################
317
318# Check if -pedantic option should be used
319ifeq (${DISABLE_PEDANTIC},0)
320        TF_CFLAGS	+= 	-pedantic
321endif
322
323# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
324# supplied for the FIP and Certificate generation tools. This flag can be
325# overridden by the platform.
326ifdef BL2_SOURCES
327        ifdef EL3_PAYLOAD_BASE
328                # If booting an EL3 payload there is no need for a BL33 image
329                # in the FIP file.
330                NEED_BL33		:=	no
331        else
332                ifdef PRELOADED_BL33_BASE
333                        # If booting a BL33 preloaded image there is no need of
334                        # another one in the FIP file.
335                        NEED_BL33		:=	no
336                else
337                        NEED_BL33		?=	yes
338                endif
339        endif
340endif
341
342# Process TBB related flags
343ifneq (${GENERATE_COT},0)
344        # Common cert_create options
345        ifneq (${CREATE_KEYS},0)
346                $(eval CRT_ARGS += -n)
347                $(eval FWU_CRT_ARGS += -n)
348                ifneq (${SAVE_KEYS},0)
349                        $(eval CRT_ARGS += -k)
350                        $(eval FWU_CRT_ARGS += -k)
351                endif
352        endif
353        # Include TBBR makefile (unless the platform indicates otherwise)
354        ifeq (${INCLUDE_TBBR_MK},1)
355                include make_helpers/tbbr/tbbr_tools.mk
356        endif
357endif
358
359ifneq (${FIP_ALIGN},0)
360FIP_ARGS += --align ${FIP_ALIGN}
361endif
362
363################################################################################
364# Auxiliary tools (fiptool, cert_create, etc)
365################################################################################
366
367# Variables for use with Certificate Generation Tool
368CRTTOOLPATH		?=	tools/cert_create
369CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
370
371# Variables for use with Firmware Image Package
372FIPTOOLPATH		?=	tools/fiptool
373FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
374
375
376################################################################################
377# Build options checks
378################################################################################
379
380$(eval $(call assert_boolean,ASM_ASSERTION))
381$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
382$(eval $(call assert_boolean,CREATE_KEYS))
383$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
384$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
385$(eval $(call assert_boolean,DEBUG))
386$(eval $(call assert_boolean,DISABLE_PEDANTIC))
387$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
388$(eval $(call assert_boolean,ENABLE_PMF))
389$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
390$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
391$(eval $(call assert_boolean,ERROR_DEPRECATED))
392$(eval $(call assert_boolean,GENERATE_COT))
393$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
394$(eval $(call assert_boolean,LOAD_IMAGE_V2))
395$(eval $(call assert_boolean,NS_TIMER_SWITCH))
396$(eval $(call assert_boolean,PL011_GENERIC_UART))
397$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
398$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
399$(eval $(call assert_boolean,RESET_TO_BL31))
400$(eval $(call assert_boolean,SAVE_KEYS))
401$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
402$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
403$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
404$(eval $(call assert_boolean,USE_COHERENT_MEM))
405
406$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
407$(eval $(call assert_numeric,ARM_ARCH_MINOR))
408
409################################################################################
410# Add definitions to the cpp preprocessor based on the current build options.
411# This is done after including the platform specific makefile to allow the
412# platform to overwrite the default options
413################################################################################
414
415$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
416$(eval $(call add_define,ARM_ARCH_MAJOR))
417$(eval $(call add_define,ARM_ARCH_MINOR))
418$(eval $(call add_define,ARM_GIC_ARCH))
419$(eval $(call add_define,ASM_ASSERTION))
420$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
421$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
422$(eval $(call add_define,CTX_INCLUDE_FPREGS))
423$(eval $(call add_define,ENABLE_PLAT_COMPAT))
424$(eval $(call add_define,ENABLE_PMF))
425$(eval $(call add_define,ENABLE_PSCI_STAT))
426$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
427$(eval $(call add_define,ERROR_DEPRECATED))
428$(eval $(call add_define,HW_ASSISTED_COHERENCY))
429$(eval $(call add_define,LOAD_IMAGE_V2))
430$(eval $(call add_define,LOG_LEVEL))
431$(eval $(call add_define,NS_TIMER_SWITCH))
432$(eval $(call add_define,PL011_GENERIC_UART))
433$(eval $(call add_define,PLAT_${PLAT}))
434$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
435$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
436$(eval $(call add_define,RESET_TO_BL31))
437$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
438$(eval $(call add_define,SPD_${SPD}))
439$(eval $(call add_define,SPIN_ON_BL1_EXIT))
440$(eval $(call add_define,TRUSTED_BOARD_BOOT))
441$(eval $(call add_define,USE_COHERENT_MEM))
442
443# Define the EL3_PAYLOAD_BASE flag only if it is provided.
444ifdef EL3_PAYLOAD_BASE
445        $(eval $(call add_define,EL3_PAYLOAD_BASE))
446else
447        # Define the PRELOADED_BL33_BASE flag only if it is provided and
448        # EL3_PAYLOAD_BASE is not defined, as it has priority.
449        ifdef PRELOADED_BL33_BASE
450                $(eval $(call add_define,PRELOADED_BL33_BASE))
451        endif
452endif
453# Define the AARCH32/AARCH64 flag based on the ARCH flag
454ifeq (${ARCH},aarch32)
455        $(eval $(call add_define,AARCH32))
456else
457        $(eval $(call add_define,AARCH64))
458endif
459
460################################################################################
461# Include BL specific makefiles
462################################################################################
463ifdef BL1_SOURCES
464NEED_BL1 := yes
465include bl1/bl1.mk
466endif
467
468ifdef BL2_SOURCES
469NEED_BL2 := yes
470include bl2/bl2.mk
471endif
472
473# For AArch32, BL31 is not applicable, and BL2U is not supported at present.
474ifneq (${ARCH},aarch32)
475ifdef BL2U_SOURCES
476NEED_BL2U := yes
477include bl2u/bl2u.mk
478endif
479
480ifdef BL31_SOURCES
481# When booting an EL3 payload, there is no need to compile the BL31 image nor
482# put it in the FIP.
483ifndef EL3_PAYLOAD_BASE
484NEED_BL31 := yes
485include bl31/bl31.mk
486endif
487endif
488endif
489
490ifeq (${ARCH},aarch32)
491NEED_BL32 := yes
492
493################################################################################
494# Build `AARCH32_SP` as BL32 image for AArch32
495################################################################################
496ifneq (${AARCH32_SP},none)
497# We expect to locate an sp.mk under the specified AARCH32_SP directory
498AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
499
500ifeq (${AARCH32_SP_MAKE},)
501  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
502endif
503
504$(info Including ${AARCH32_SP_MAKE})
505include ${AARCH32_SP_MAKE}
506endif
507
508endif
509
510################################################################################
511# Build targets
512################################################################################
513
514.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
515.SUFFIXES:
516
517all: msg_start
518
519msg_start:
520	@echo "Building ${PLAT}"
521
522# Check if deprecated declarations should be treated as error or not.
523ifeq (${ERROR_DEPRECATED},0)
524    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
525endif
526
527# Expand build macros for the different images
528ifeq (${NEED_BL1},yes)
529$(eval $(call MAKE_BL,1))
530endif
531
532ifeq (${NEED_BL2},yes)
533$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
534	$(eval $(call MAKE_BL,2,tb-fw)))
535endif
536
537ifeq (${NEED_BL31},yes)
538BL31_SOURCES += ${SPD_SOURCES}
539$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
540	$(eval $(call MAKE_BL,31,soc-fw)))
541endif
542
543# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
544# build system will call FIP_ADD_IMG to print a warning message and abort the
545# process. Note that the dependency on BL32 applies to the FIP only.
546ifeq (${NEED_BL32},yes)
547$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
548	$(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
549		$(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
550endif
551
552# Add the BL33 image if required by the platform
553ifeq (${NEED_BL33},yes)
554$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
555endif
556
557ifeq (${NEED_BL2U},yes)
558BL2U_PATH	:= $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
559$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
560$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
561endif
562
563locate-checkpatch:
564ifndef CHECKPATCH
565	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
566else
567ifeq (,$(wildcard ${CHECKPATCH}))
568	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
569endif
570endif
571
572clean:
573	@echo "  CLEAN"
574	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
575	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
576	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
577
578realclean distclean:
579	@echo "  REALCLEAN"
580	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
581	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
582	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
583	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
584
585checkcodebase:		locate-checkpatch
586	@echo "  CHECKING STYLE"
587	@if test -d .git ; then						\
588		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
589		while read GIT_FILE ;					\
590		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
591		done ;							\
592	else								\
593		 find . -type f -not -iwholename "*.git*"		\
594		 -not -iwholename "*build*"				\
595		 -not -iwholename "*libfdt*"				\
596		 -not -iwholename "*stdlib*"				\
597		 -not -iwholename "*docs*"				\
598		 -not -iwholename "*.md"				\
599		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
600	fi
601
602checkpatch:		locate-checkpatch
603	@echo "  CHECKING STYLE"
604	${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
605
606certtool: ${CRTTOOL}
607
608.PHONY: ${CRTTOOL}
609${CRTTOOL}:
610	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
611	@${ECHO_BLANK_LINE}
612	@echo "Built $@ successfully"
613	@${ECHO_BLANK_LINE}
614
615ifneq (${GENERATE_COT},0)
616certificates: ${CRT_DEPS} ${CRTTOOL}
617	${Q}${CRTTOOL} ${CRT_ARGS}
618	@${ECHO_BLANK_LINE}
619	@echo "Built $@ successfully"
620	@echo "Certificates can be found in ${BUILD_PLAT}"
621	@${ECHO_BLANK_LINE}
622endif
623
624${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
625	${Q}${FIPTOOL} create ${FIP_ARGS} $@
626	${Q}${FIPTOOL} info $@
627	@${ECHO_BLANK_LINE}
628	@echo "Built $@ successfully"
629	@${ECHO_BLANK_LINE}
630
631ifneq (${GENERATE_COT},0)
632fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
633	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
634	@echo
635	@echo "Built $@ successfully"
636	@echo "FWU certificates can be found in ${BUILD_PLAT}"
637	@echo
638endif
639
640${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
641	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
642	${Q}${FIPTOOL} info $@
643	@echo
644	@echo "Built $@ successfully"
645	@echo
646
647fiptool: ${FIPTOOL}
648fip: ${BUILD_PLAT}/${FIP_NAME}
649fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
650
651.PHONY: ${FIPTOOL}
652${FIPTOOL}:
653	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
654
655cscope:
656	@echo "  CSCOPE"
657	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
658	${Q}cscope -b -q -k
659
660help:
661	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
662	@echo ""
663	@echo "PLAT is used to specify which platform you wish to build."
664	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
665	@echo ""
666	@echo "Please refer to the User Guide for a list of all supported options."
667	@echo "Note that the build system doesn't track dependencies for build "
668	@echo "options. Therefore, if any of the build options are changed "
669	@echo "from a previous build, a clean build must be performed."
670	@echo ""
671	@echo "Supported Targets:"
672	@echo "  all            Build all individual bootloader binaries"
673	@echo "  bl1            Build the BL1 binary"
674	@echo "  bl2            Build the BL2 binary"
675	@echo "  bl2u           Build the BL2U binary"
676	@echo "  bl31           Build the BL31 binary"
677	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
678	@echo "                 this builds secure payload specified by AARCH32_SP"
679	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
680	@echo "  fip            Build the Firmware Image Package (FIP)"
681	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
682	@echo "  checkcodebase  Check the coding style of the entire source tree"
683	@echo "  checkpatch     Check the coding style on changes in the current"
684	@echo "                 branch against BASE_COMMIT (default origin/master)"
685	@echo "  clean          Clean the build for the selected platform"
686	@echo "  cscope         Generate cscope index"
687	@echo "  distclean      Remove all build artifacts for all platforms"
688	@echo "  certtool       Build the Certificate generation tool"
689	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
690	@echo ""
691	@echo "Note: most build targets require PLAT to be set to a specific platform."
692	@echo ""
693	@echo "example: build all targets for the FVP platform:"
694	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
695