xref: /rk3399_ARM-atf/Makefile (revision 72610c4102990d4f17bd654acad9a415733f795b) 
1#
2# Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7#
8# Trusted Firmware Version
9#
10VERSION_MAJOR			:= 1
11VERSION_MINOR			:= 3
12
13# Default goal is build all images
14.DEFAULT_GOAL			:= all
15
16# Avoid any implicit propagation of command line variable definitions to
17# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
18# usage. Other command line options like "-s" are still propagated as usual.
19MAKEOVERRIDES =
20
21MAKE_HELPERS_DIRECTORY := make_helpers/
22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
23include ${MAKE_HELPERS_DIRECTORY}build_env.mk
24
25################################################################################
26# Default values for build configurations, and their dependencies
27################################################################################
28
29ifdef ASM_ASSERTION
30        $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.)
31endif
32
33include ${MAKE_HELPERS_DIRECTORY}defaults.mk
34
35# Assertions enabled for DEBUG builds by default
36ENABLE_ASSERTIONS		:= ${DEBUG}
37ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
38PLAT				:= ${DEFAULT_PLAT}
39
40################################################################################
41# Checkpatch script options
42################################################################################
43
44CHECKCODE_ARGS		:=	--no-patch
45# Do not check the coding style on imported library files or documentation files
46INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
47					include/lib/libfdt		\
48					include/lib/stdlib,		\
49					$(wildcard include/lib/*)))
50INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
51					include/lib,			\
52					$(wildcard include/*)))
53LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
54					lib/compiler-rt			\
55					lib/libfdt%			\
56					lib/stdlib,			\
57					$(wildcard lib/*)))
58ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
59					lib				\
60					include				\
61					docs				\
62					%.md,				\
63					$(wildcard *)))
64CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
65				${INC_DIRS_TO_CHECK}			\
66				${INC_LIB_DIRS_TO_CHECK}		\
67				${LIB_DIRS_TO_CHECK}
68
69
70################################################################################
71# Process build options
72################################################################################
73
74# Verbose flag
75ifeq (${V},0)
76        Q:=@
77        CHECKCODE_ARGS	+=	--no-summary --terse
78else
79        Q:=
80endif
81export Q
82
83# Process Debug flag
84$(eval $(call add_define,DEBUG))
85ifneq (${DEBUG}, 0)
86        BUILD_TYPE	:=	debug
87        TF_CFLAGS	+= 	-g
88        ASFLAGS		+= 	-g -Wa,--gdwarf-2
89        # Use LOG_LEVEL_INFO by default for debug builds
90        LOG_LEVEL	:=	40
91else
92        BUILD_TYPE	:=	release
93        $(eval $(call add_define,NDEBUG))
94        # Use LOG_LEVEL_NOTICE by default for release builds
95        LOG_LEVEL	:=	20
96endif
97
98# Default build string (git branch and commit)
99ifeq (${BUILD_STRING},)
100        BUILD_STRING	:=	$(shell git describe --always --dirty --tags 2> /dev/null)
101endif
102VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
103
104# The cert_create tool cannot generate certificates individually, so we use the
105# target 'certificates' to create them all
106ifneq (${GENERATE_COT},0)
107        FIP_DEPS += certificates
108        FWU_FIP_DEPS += fwu_certificates
109endif
110
111
112################################################################################
113# Toolchain
114################################################################################
115
116HOSTCC			:=	gcc
117export HOSTCC
118
119CC			:=	${CROSS_COMPILE}gcc
120CPP			:=	${CROSS_COMPILE}cpp
121AS			:=	${CROSS_COMPILE}gcc
122AR			:=	${CROSS_COMPILE}ar
123LD			:=	${CROSS_COMPILE}ld
124OC			:=	${CROSS_COMPILE}objcopy
125OD			:=	${CROSS_COMPILE}objdump
126NM			:=	${CROSS_COMPILE}nm
127PP			:=	${CROSS_COMPILE}gcc -E
128
129ASFLAGS_aarch64		=	-mgeneral-regs-only
130TF_CFLAGS_aarch64	=	-mgeneral-regs-only -mstrict-align
131
132ASFLAGS_aarch32		=	-march=armv8-a
133TF_CFLAGS_aarch32	=	-march=armv8-a
134
135CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
136				-Wmissing-include-dirs -Werror
137ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
138				-D__ASSEMBLY__ -ffreestanding 			\
139				-Wa,--fatal-warnings
140TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
141				-ffreestanding -fno-builtin -Wall -std=gnu99	\
142				-Os -ffunction-sections -fdata-sections
143
144LDFLAGS			+=	--fatal-warnings -O1
145LDFLAGS			+=	--gc-sections
146
147
148################################################################################
149# Common sources and include directories
150################################################################################
151include lib/compiler-rt/compiler-rt.mk
152include lib/stdlib/stdlib.mk
153
154BL_COMMON_SOURCES	+=	common/bl_common.c			\
155				common/tf_printf.c			\
156				common/${ARCH}/debug.S			\
157				lib/${ARCH}/cache_helpers.S		\
158				lib/${ARCH}/misc_helpers.S		\
159				plat/common/${ARCH}/plat_common.c	\
160				plat/common/${ARCH}/platform_helpers.S	\
161				${COMPILER_RT_SRCS}			\
162				${STDLIB_SRCS}
163
164INCLUDES		+=	-Iinclude/bl1				\
165				-Iinclude/bl31				\
166				-Iinclude/common			\
167				-Iinclude/common/${ARCH}		\
168				-Iinclude/drivers			\
169				-Iinclude/drivers/arm			\
170				-Iinclude/drivers/auth			\
171				-Iinclude/drivers/io			\
172				-Iinclude/drivers/ti/uart		\
173				-Iinclude/lib				\
174				-Iinclude/lib/${ARCH}			\
175				-Iinclude/lib/cpus			\
176				-Iinclude/lib/cpus/${ARCH}		\
177				-Iinclude/lib/el3_runtime		\
178				-Iinclude/lib/el3_runtime/${ARCH}	\
179				-Iinclude/lib/pmf			\
180				-Iinclude/lib/psci			\
181				-Iinclude/lib/xlat_tables		\
182				-Iinclude/plat/common			\
183				-Iinclude/services			\
184				${PLAT_INCLUDES}			\
185				${SPD_INCLUDES}				\
186				-Iinclude/tools_share
187
188
189################################################################################
190# Generic definitions
191################################################################################
192
193include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
194
195BUILD_BASE		:=	./build
196BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
197
198SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
199
200# Platforms providing their own TBB makefile may override this value
201INCLUDE_TBBR_MK		:=	1
202
203
204################################################################################
205# Include SPD Makefile if one has been specified
206################################################################################
207
208ifneq (${SPD},none)
209ifeq (${ARCH},aarch32)
210	$(error "Error: SPD is incompatible with AArch32.")
211endif
212ifdef EL3_PAYLOAD_BASE
213        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
214        $(warning "The SPD and its BL32 companion will be present but ignored.")
215endif
216        # We expect to locate an spd.mk under the specified SPD directory
217        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
218
219        ifeq (${SPD_MAKE},)
220                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
221        endif
222        $(info Including ${SPD_MAKE})
223        include ${SPD_MAKE}
224
225        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
226        # Makefile would set NEED_BL32 to "yes". In this case, the build system
227        # supports two mutually exclusive options:
228        # * BL32 is built from source: then BL32_SOURCES must contain the list
229        #   of source files to build BL32
230        # * BL32 is a prebuilt binary: then BL32 must point to the image file
231        #   that will be included in the FIP
232        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
233        # over the sources.
234endif
235
236################################################################################
237# Include libraries' Makefile that are used in all BL
238################################################################################
239
240include lib/stack_protector/stack_protector.mk
241
242
243################################################################################
244# Include the platform specific Makefile after the SPD Makefile (the platform
245# makefile may use all previous definitions in this file)
246################################################################################
247
248include ${PLAT_MAKEFILE_FULL}
249
250# Platform compatibility is not supported in AArch32
251ifneq (${ARCH},aarch32)
252# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
253ifndef ENABLE_PLAT_COMPAT
254ENABLE_PLAT_COMPAT := 1
255endif
256
257# Include the platform compatibility helpers for PSCI
258ifneq (${ENABLE_PLAT_COMPAT}, 0)
259include plat/compat/plat_compat.mk
260endif
261endif
262
263# Include the CPU specific operations makefile, which provides default
264# values for all CPU errata workarounds and CPU specific optimisations.
265# This can be overridden by the platform.
266include lib/cpus/cpu-ops.mk
267
268ifeq (${ARCH},aarch32)
269NEED_BL32 := yes
270
271################################################################################
272# Build `AARCH32_SP` as BL32 image for AArch32
273################################################################################
274ifneq (${AARCH32_SP},none)
275# We expect to locate an sp.mk under the specified AARCH32_SP directory
276AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
277
278ifeq (${AARCH32_SP_MAKE},)
279  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
280endif
281
282$(info Including ${AARCH32_SP_MAKE})
283include ${AARCH32_SP_MAKE}
284endif
285
286endif
287
288################################################################################
289# Check incompatible options
290################################################################################
291
292ifdef EL3_PAYLOAD_BASE
293        ifdef PRELOADED_BL33_BASE
294                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
295                incompatible build options. EL3_PAYLOAD_BASE has priority.")
296        endif
297endif
298
299ifeq (${NEED_BL33},yes)
300        ifdef EL3_PAYLOAD_BASE
301                $(warning "BL33 image is not needed when option \
302                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
303        endif
304        ifdef PRELOADED_BL33_BASE
305                $(warning "BL33 image is not needed when option \
306                PRELOADED_BL33_BASE is used and won't be added to the FIP \
307                file.")
308        endif
309endif
310
311# For AArch32, LOAD_IMAGE_V2 must be enabled.
312ifeq (${ARCH},aarch32)
313    ifeq (${LOAD_IMAGE_V2}, 0)
314        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
315    endif
316endif
317
318# When building for systems with hardware-assisted coherency, there's no need to
319# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
320ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
321$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
322endif
323
324################################################################################
325# Process platform overrideable behaviour
326################################################################################
327
328# Check if -pedantic option should be used
329ifeq (${DISABLE_PEDANTIC},0)
330        TF_CFLAGS	+= 	-pedantic
331endif
332
333# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
334# supplied for the FIP and Certificate generation tools. This flag can be
335# overridden by the platform.
336ifdef BL2_SOURCES
337        ifdef EL3_PAYLOAD_BASE
338                # If booting an EL3 payload there is no need for a BL33 image
339                # in the FIP file.
340                NEED_BL33		:=	no
341        else
342                ifdef PRELOADED_BL33_BASE
343                        # If booting a BL33 preloaded image there is no need of
344                        # another one in the FIP file.
345                        NEED_BL33		:=	no
346                else
347                        NEED_BL33		?=	yes
348                endif
349        endif
350endif
351
352# If SCP_BL2 is given, we always want FIP to include it.
353ifdef SCP_BL2
354        NEED_SCP_BL2		:=	yes
355endif
356
357# Process TBB related flags
358ifneq (${GENERATE_COT},0)
359        # Common cert_create options
360        ifneq (${CREATE_KEYS},0)
361                $(eval CRT_ARGS += -n)
362                $(eval FWU_CRT_ARGS += -n)
363                ifneq (${SAVE_KEYS},0)
364                        $(eval CRT_ARGS += -k)
365                        $(eval FWU_CRT_ARGS += -k)
366                endif
367        endif
368        # Include TBBR makefile (unless the platform indicates otherwise)
369        ifeq (${INCLUDE_TBBR_MK},1)
370                include make_helpers/tbbr/tbbr_tools.mk
371        endif
372endif
373
374ifneq (${FIP_ALIGN},0)
375FIP_ARGS += --align ${FIP_ALIGN}
376endif
377
378################################################################################
379# Auxiliary tools (fiptool, cert_create, etc)
380################################################################################
381
382# Variables for use with Certificate Generation Tool
383CRTTOOLPATH		?=	tools/cert_create
384CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
385
386# Variables for use with Firmware Image Package
387FIPTOOLPATH		?=	tools/fiptool
388FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
389
390################################################################################
391# Include BL specific makefiles
392################################################################################
393ifdef BL1_SOURCES
394NEED_BL1 := yes
395include bl1/bl1.mk
396endif
397
398ifdef BL2_SOURCES
399NEED_BL2 := yes
400include bl2/bl2.mk
401endif
402
403ifdef BL2U_SOURCES
404NEED_BL2U := yes
405include bl2u/bl2u.mk
406endif
407
408# For AArch32, BL31 is not currently supported.
409ifneq (${ARCH},aarch32)
410ifdef BL31_SOURCES
411# When booting an EL3 payload, there is no need to compile the BL31 image nor
412# put it in the FIP.
413ifndef EL3_PAYLOAD_BASE
414NEED_BL31 := yes
415include bl31/bl31.mk
416endif
417endif
418endif
419
420################################################################################
421# Build options checks
422################################################################################
423
424$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
425$(eval $(call assert_boolean,CREATE_KEYS))
426$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
427$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
428$(eval $(call assert_boolean,DEBUG))
429$(eval $(call assert_boolean,DISABLE_PEDANTIC))
430$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
431$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
432$(eval $(call assert_boolean,ENABLE_PMF))
433$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
434$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
435$(eval $(call assert_boolean,ERROR_DEPRECATED))
436$(eval $(call assert_boolean,GENERATE_COT))
437$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
438$(eval $(call assert_boolean,LOAD_IMAGE_V2))
439$(eval $(call assert_boolean,NS_TIMER_SWITCH))
440$(eval $(call assert_boolean,PL011_GENERIC_UART))
441$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
442$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
443$(eval $(call assert_boolean,RESET_TO_BL31))
444$(eval $(call assert_boolean,SAVE_KEYS))
445$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
446$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
447$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
448$(eval $(call assert_boolean,USE_COHERENT_MEM))
449$(eval $(call assert_boolean,USE_TBBR_DEFS))
450$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
451
452$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
453$(eval $(call assert_numeric,ARM_ARCH_MINOR))
454
455################################################################################
456# Add definitions to the cpp preprocessor based on the current build options.
457# This is done after including the platform specific makefile to allow the
458# platform to overwrite the default options
459################################################################################
460
461$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
462$(eval $(call add_define,ARM_ARCH_MAJOR))
463$(eval $(call add_define,ARM_ARCH_MINOR))
464$(eval $(call add_define,ARM_GIC_ARCH))
465$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
466$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
467$(eval $(call add_define,CTX_INCLUDE_FPREGS))
468$(eval $(call add_define,ENABLE_ASSERTIONS))
469$(eval $(call add_define,ENABLE_PLAT_COMPAT))
470$(eval $(call add_define,ENABLE_PMF))
471$(eval $(call add_define,ENABLE_PSCI_STAT))
472$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
473$(eval $(call add_define,ERROR_DEPRECATED))
474$(eval $(call add_define,HW_ASSISTED_COHERENCY))
475$(eval $(call add_define,LOAD_IMAGE_V2))
476$(eval $(call add_define,LOG_LEVEL))
477$(eval $(call add_define,NS_TIMER_SWITCH))
478$(eval $(call add_define,PL011_GENERIC_UART))
479$(eval $(call add_define,PLAT_${PLAT}))
480$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
481$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
482$(eval $(call add_define,RESET_TO_BL31))
483$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
484$(eval $(call add_define,SPD_${SPD}))
485$(eval $(call add_define,SPIN_ON_BL1_EXIT))
486$(eval $(call add_define,TRUSTED_BOARD_BOOT))
487$(eval $(call add_define,USE_COHERENT_MEM))
488$(eval $(call add_define,USE_TBBR_DEFS))
489$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
490
491# Define the EL3_PAYLOAD_BASE flag only if it is provided.
492ifdef EL3_PAYLOAD_BASE
493        $(eval $(call add_define,EL3_PAYLOAD_BASE))
494else
495        # Define the PRELOADED_BL33_BASE flag only if it is provided and
496        # EL3_PAYLOAD_BASE is not defined, as it has priority.
497        ifdef PRELOADED_BL33_BASE
498                $(eval $(call add_define,PRELOADED_BL33_BASE))
499        endif
500endif
501# Define the AARCH32/AARCH64 flag based on the ARCH flag
502ifeq (${ARCH},aarch32)
503        $(eval $(call add_define,AARCH32))
504else
505        $(eval $(call add_define,AARCH64))
506endif
507
508################################################################################
509# Build targets
510################################################################################
511
512.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
513.SUFFIXES:
514
515all: msg_start
516
517msg_start:
518	@echo "Building ${PLAT}"
519
520# Check if deprecated declarations should be treated as error or not.
521ifeq (${ERROR_DEPRECATED},0)
522    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
523endif
524
525# Expand build macros for the different images
526ifeq (${NEED_BL1},yes)
527$(eval $(call MAKE_BL,1))
528endif
529
530ifeq (${NEED_BL2},yes)
531$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
532	$(eval $(call MAKE_BL,2,tb-fw)))
533endif
534
535ifeq (${NEED_SCP_BL2},yes)
536$(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
537endif
538
539ifeq (${NEED_BL31},yes)
540BL31_SOURCES += ${SPD_SOURCES}
541$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
542	$(eval $(call MAKE_BL,31,soc-fw)))
543endif
544
545# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
546# build system will call FIP_ADD_IMG to print a warning message and abort the
547# process. Note that the dependency on BL32 applies to the FIP only.
548ifeq (${NEED_BL32},yes)
549$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
550	$(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
551		$(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
552endif
553
554# Add the BL33 image if required by the platform
555ifeq (${NEED_BL33},yes)
556$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
557endif
558
559ifeq (${NEED_BL2U},yes)
560BL2U_PATH	:= $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
561$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
562$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
563endif
564
565locate-checkpatch:
566ifndef CHECKPATCH
567	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
568else
569ifeq (,$(wildcard ${CHECKPATCH}))
570	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
571endif
572endif
573
574clean:
575	@echo "  CLEAN"
576	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
577	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
578	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
579
580realclean distclean:
581	@echo "  REALCLEAN"
582	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
583	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
584	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
585	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
586
587checkcodebase:		locate-checkpatch
588	@echo "  CHECKING STYLE"
589	@if test -d .git ; then						\
590		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
591		while read GIT_FILE ;					\
592		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
593		done ;							\
594	else								\
595		 find . -type f -not -iwholename "*.git*"		\
596		 -not -iwholename "*build*"				\
597		 -not -iwholename "*libfdt*"				\
598		 -not -iwholename "*stdlib*"				\
599		 -not -iwholename "*docs*"				\
600		 -not -iwholename "*.md"				\
601		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
602	fi
603
604checkpatch:		locate-checkpatch
605	@echo "  CHECKING STYLE"
606	${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
607
608certtool: ${CRTTOOL}
609
610.PHONY: ${CRTTOOL}
611${CRTTOOL}:
612	${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH}
613	@${ECHO_BLANK_LINE}
614	@echo "Built $@ successfully"
615	@${ECHO_BLANK_LINE}
616
617ifneq (${GENERATE_COT},0)
618certificates: ${CRT_DEPS} ${CRTTOOL}
619	${Q}${CRTTOOL} ${CRT_ARGS}
620	@${ECHO_BLANK_LINE}
621	@echo "Built $@ successfully"
622	@echo "Certificates can be found in ${BUILD_PLAT}"
623	@${ECHO_BLANK_LINE}
624endif
625
626${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
627	${Q}${FIPTOOL} create ${FIP_ARGS} $@
628	${Q}${FIPTOOL} info $@
629	@${ECHO_BLANK_LINE}
630	@echo "Built $@ successfully"
631	@${ECHO_BLANK_LINE}
632
633ifneq (${GENERATE_COT},0)
634fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
635	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
636	@${ECHO_BLANK_LINE}
637	@echo "Built $@ successfully"
638	@echo "FWU certificates can be found in ${BUILD_PLAT}"
639	@${ECHO_BLANK_LINE}
640endif
641
642${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
643	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
644	${Q}${FIPTOOL} info $@
645	@${ECHO_BLANK_LINE}
646	@echo "Built $@ successfully"
647	@${ECHO_BLANK_LINE}
648
649fiptool: ${FIPTOOL}
650fip: ${BUILD_PLAT}/${FIP_NAME}
651fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
652
653.PHONY: ${FIPTOOL}
654${FIPTOOL}:
655	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
656
657cscope:
658	@echo "  CSCOPE"
659	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
660	${Q}cscope -b -q -k
661
662help:
663	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
664	@echo ""
665	@echo "PLAT is used to specify which platform you wish to build."
666	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
667	@echo ""
668	@echo "Please refer to the User Guide for a list of all supported options."
669	@echo "Note that the build system doesn't track dependencies for build "
670	@echo "options. Therefore, if any of the build options are changed "
671	@echo "from a previous build, a clean build must be performed."
672	@echo ""
673	@echo "Supported Targets:"
674	@echo "  all            Build all individual bootloader binaries"
675	@echo "  bl1            Build the BL1 binary"
676	@echo "  bl2            Build the BL2 binary"
677	@echo "  bl2u           Build the BL2U binary"
678	@echo "  bl31           Build the BL31 binary"
679	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
680	@echo "                 this builds secure payload specified by AARCH32_SP"
681	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
682	@echo "  fip            Build the Firmware Image Package (FIP)"
683	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
684	@echo "  checkcodebase  Check the coding style of the entire source tree"
685	@echo "  checkpatch     Check the coding style on changes in the current"
686	@echo "                 branch against BASE_COMMIT (default origin/master)"
687	@echo "  clean          Clean the build for the selected platform"
688	@echo "  cscope         Generate cscope index"
689	@echo "  distclean      Remove all build artifacts for all platforms"
690	@echo "  certtool       Build the Certificate generation tool"
691	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
692	@echo ""
693	@echo "Note: most build targets require PLAT to be set to a specific platform."
694	@echo ""
695	@echo "example: build all targets for the FVP platform:"
696	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
697