xref: /rk3399_ARM-atf/Makefile (revision b6285d64c12ae653c39ecdc3a4c47369aca9d7b0) 
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
116CC			:=	${CROSS_COMPILE}gcc
117CPP			:=	${CROSS_COMPILE}cpp
118AS			:=	${CROSS_COMPILE}gcc
119AR			:=	${CROSS_COMPILE}ar
120LD			:=	${CROSS_COMPILE}ld
121OC			:=	${CROSS_COMPILE}objcopy
122OD			:=	${CROSS_COMPILE}objdump
123NM			:=	${CROSS_COMPILE}nm
124PP			:=	${CROSS_COMPILE}gcc -E
125
126ASFLAGS_aarch64		=	-mgeneral-regs-only
127TF_CFLAGS_aarch64	=	-mgeneral-regs-only -mstrict-align
128
129ASFLAGS_aarch32		=	-march=armv8-a
130TF_CFLAGS_aarch32	=	-march=armv8-a
131
132CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
133				-Wmissing-include-dirs -Werror
134ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
135				-D__ASSEMBLY__ -ffreestanding 			\
136				-Wa,--fatal-warnings
137TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
138				-ffreestanding -fno-builtin -Wall -std=c99 -Os	\
139				-ffunction-sections -fdata-sections
140
141LDFLAGS			+=	--fatal-warnings -O1
142LDFLAGS			+=	--gc-sections
143
144
145################################################################################
146# Common sources and include directories
147################################################################################
148include lib/compiler-rt/compiler-rt.mk
149include lib/stdlib/stdlib.mk
150
151BL_COMMON_SOURCES	+=	common/bl_common.c			\
152				common/tf_printf.c			\
153				common/${ARCH}/debug.S			\
154				lib/${ARCH}/cache_helpers.S		\
155				lib/${ARCH}/misc_helpers.S		\
156				plat/common/${ARCH}/plat_common.c	\
157				plat/common/${ARCH}/platform_helpers.S	\
158				${COMPILER_RT_SRCS}			\
159				${STDLIB_SRCS}
160
161INCLUDES		+=	-Iinclude/bl1				\
162				-Iinclude/bl31				\
163				-Iinclude/common			\
164				-Iinclude/common/${ARCH}		\
165				-Iinclude/drivers			\
166				-Iinclude/drivers/arm			\
167				-Iinclude/drivers/auth			\
168				-Iinclude/drivers/io			\
169				-Iinclude/drivers/ti/uart		\
170				-Iinclude/lib				\
171				-Iinclude/lib/${ARCH}			\
172				-Iinclude/lib/cpus			\
173				-Iinclude/lib/cpus/${ARCH}		\
174				-Iinclude/lib/el3_runtime		\
175				-Iinclude/lib/el3_runtime/${ARCH}	\
176				-Iinclude/lib/pmf			\
177				-Iinclude/lib/psci			\
178				-Iinclude/lib/xlat_tables		\
179				-Iinclude/plat/common			\
180				-Iinclude/services			\
181				${PLAT_INCLUDES}			\
182				${SPD_INCLUDES}
183
184
185################################################################################
186# Generic definitions
187################################################################################
188
189include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
190
191BUILD_BASE		:=	./build
192BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
193
194SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
195
196# Platforms providing their own TBB makefile may override this value
197INCLUDE_TBBR_MK		:=	1
198
199
200################################################################################
201# Include SPD Makefile if one has been specified
202################################################################################
203
204ifneq (${SPD},none)
205ifeq (${ARCH},aarch32)
206	$(error "Error: SPD is incompatible with AArch32.")
207endif
208ifdef EL3_PAYLOAD_BASE
209        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
210        $(warning "The SPD and its BL32 companion will be present but ignored.")
211endif
212        # We expect to locate an spd.mk under the specified SPD directory
213        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
214
215        ifeq (${SPD_MAKE},)
216                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
217        endif
218        $(info Including ${SPD_MAKE})
219        include ${SPD_MAKE}
220
221        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
222        # Makefile would set NEED_BL32 to "yes". In this case, the build system
223        # supports two mutually exclusive options:
224        # * BL32 is built from source: then BL32_SOURCES must contain the list
225        #   of source files to build BL32
226        # * BL32 is a prebuilt binary: then BL32 must point to the image file
227        #   that will be included in the FIP
228        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
229        # over the sources.
230endif
231
232################################################################################
233# Include libraries' Makefile that are used in all BL
234################################################################################
235
236include lib/stack_protector/stack_protector.mk
237
238
239################################################################################
240# Include the platform specific Makefile after the SPD Makefile (the platform
241# makefile may use all previous definitions in this file)
242################################################################################
243
244include ${PLAT_MAKEFILE_FULL}
245
246# Platform compatibility is not supported in AArch32
247ifneq (${ARCH},aarch32)
248# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
249ifndef ENABLE_PLAT_COMPAT
250ENABLE_PLAT_COMPAT := 1
251endif
252
253# Include the platform compatibility helpers for PSCI
254ifneq (${ENABLE_PLAT_COMPAT}, 0)
255include plat/compat/plat_compat.mk
256endif
257endif
258
259# Include the CPU specific operations makefile, which provides default
260# values for all CPU errata workarounds and CPU specific optimisations.
261# This can be overridden by the platform.
262include lib/cpus/cpu-ops.mk
263
264
265################################################################################
266# Check incompatible options
267################################################################################
268
269ifdef EL3_PAYLOAD_BASE
270        ifdef PRELOADED_BL33_BASE
271                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
272                incompatible build options. EL3_PAYLOAD_BASE has priority.")
273        endif
274endif
275
276ifeq (${NEED_BL33},yes)
277        ifdef EL3_PAYLOAD_BASE
278                $(warning "BL33 image is not needed when option \
279                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
280        endif
281        ifdef PRELOADED_BL33_BASE
282                $(warning "BL33 image is not needed when option \
283                PRELOADED_BL33_BASE is used and won't be added to the FIP \
284                file.")
285        endif
286endif
287
288ifeq (${ARCH},aarch32)
289    # For AArch32, LOAD_IMAGE_V2 must be enabled.
290    ifeq (${LOAD_IMAGE_V2}, 0)
291        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
292    endif
293    # TRUSTED_BOARD_BOOT is currently not supported for AArch32.
294    ifeq (${TRUSTED_BOARD_BOOT},1)
295        $(error "TRUSTED_BOARD_BOOT is currently not supported for AArch32")
296    endif
297endif
298
299# When building for systems with hardware-assisted coherency, there's no need to
300# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
301ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
302$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
303endif
304
305################################################################################
306# Process platform overrideable behaviour
307################################################################################
308
309# Check if -pedantic option should be used
310ifeq (${DISABLE_PEDANTIC},0)
311        TF_CFLAGS	+= 	-pedantic
312endif
313
314# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
315# supplied for the FIP and Certificate generation tools. This flag can be
316# overridden by the platform.
317ifdef BL2_SOURCES
318        ifdef EL3_PAYLOAD_BASE
319                # If booting an EL3 payload there is no need for a BL33 image
320                # in the FIP file.
321                NEED_BL33		:=	no
322        else
323                ifdef PRELOADED_BL33_BASE
324                        # If booting a BL33 preloaded image there is no need of
325                        # another one in the FIP file.
326                        NEED_BL33		:=	no
327                else
328                        NEED_BL33		?=	yes
329                endif
330        endif
331endif
332
333# If SCP_BL2 is given, we always want FIP to include it.
334ifdef SCP_BL2
335        NEED_SCP_BL2		:=	yes
336endif
337
338# Process TBB related flags
339ifneq (${GENERATE_COT},0)
340        # Common cert_create options
341        ifneq (${CREATE_KEYS},0)
342                $(eval CRT_ARGS += -n)
343                $(eval FWU_CRT_ARGS += -n)
344                ifneq (${SAVE_KEYS},0)
345                        $(eval CRT_ARGS += -k)
346                        $(eval FWU_CRT_ARGS += -k)
347                endif
348        endif
349        # Include TBBR makefile (unless the platform indicates otherwise)
350        ifeq (${INCLUDE_TBBR_MK},1)
351                include make_helpers/tbbr/tbbr_tools.mk
352        endif
353endif
354
355ifneq (${FIP_ALIGN},0)
356FIP_ARGS += --align ${FIP_ALIGN}
357endif
358
359################################################################################
360# Auxiliary tools (fiptool, cert_create, etc)
361################################################################################
362
363# Variables for use with Certificate Generation Tool
364CRTTOOLPATH		?=	tools/cert_create
365CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
366
367# Variables for use with Firmware Image Package
368FIPTOOLPATH		?=	tools/fiptool
369FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
370
371################################################################################
372# Include BL specific makefiles
373################################################################################
374ifdef BL1_SOURCES
375NEED_BL1 := yes
376include bl1/bl1.mk
377endif
378
379ifdef BL2_SOURCES
380NEED_BL2 := yes
381include bl2/bl2.mk
382endif
383
384# For AArch32, BL31 is not applicable, and BL2U is not supported at present.
385ifneq (${ARCH},aarch32)
386ifdef BL2U_SOURCES
387NEED_BL2U := yes
388include bl2u/bl2u.mk
389endif
390
391ifdef BL31_SOURCES
392# When booting an EL3 payload, there is no need to compile the BL31 image nor
393# put it in the FIP.
394ifndef EL3_PAYLOAD_BASE
395NEED_BL31 := yes
396include bl31/bl31.mk
397endif
398endif
399endif
400
401ifeq (${ARCH},aarch32)
402NEED_BL32 := yes
403
404################################################################################
405# Build `AARCH32_SP` as BL32 image for AArch32
406################################################################################
407ifneq (${AARCH32_SP},none)
408# We expect to locate an sp.mk under the specified AARCH32_SP directory
409AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
410
411ifeq (${AARCH32_SP_MAKE},)
412  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
413endif
414
415$(info Including ${AARCH32_SP_MAKE})
416include ${AARCH32_SP_MAKE}
417endif
418
419endif
420
421################################################################################
422# Build options checks
423################################################################################
424
425$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
426$(eval $(call assert_boolean,CREATE_KEYS))
427$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
428$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
429$(eval $(call assert_boolean,DEBUG))
430$(eval $(call assert_boolean,DISABLE_PEDANTIC))
431$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
432$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
433$(eval $(call assert_boolean,ENABLE_PMF))
434$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
435$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
436$(eval $(call assert_boolean,ERROR_DEPRECATED))
437$(eval $(call assert_boolean,GENERATE_COT))
438$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
439$(eval $(call assert_boolean,LOAD_IMAGE_V2))
440$(eval $(call assert_boolean,NS_TIMER_SWITCH))
441$(eval $(call assert_boolean,PL011_GENERIC_UART))
442$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
443$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
444$(eval $(call assert_boolean,RESET_TO_BL31))
445$(eval $(call assert_boolean,SAVE_KEYS))
446$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
447$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
448$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
449$(eval $(call assert_boolean,USE_COHERENT_MEM))
450$(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,WARMBOOT_ENABLE_DCACHE_EARLY))
489
490# Define the EL3_PAYLOAD_BASE flag only if it is provided.
491ifdef EL3_PAYLOAD_BASE
492        $(eval $(call add_define,EL3_PAYLOAD_BASE))
493else
494        # Define the PRELOADED_BL33_BASE flag only if it is provided and
495        # EL3_PAYLOAD_BASE is not defined, as it has priority.
496        ifdef PRELOADED_BL33_BASE
497                $(eval $(call add_define,PRELOADED_BL33_BASE))
498        endif
499endif
500# Define the AARCH32/AARCH64 flag based on the ARCH flag
501ifeq (${ARCH},aarch32)
502        $(eval $(call add_define,AARCH32))
503else
504        $(eval $(call add_define,AARCH64))
505endif
506
507################################################################################
508# Build targets
509################################################################################
510
511.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
512.SUFFIXES:
513
514all: msg_start
515
516msg_start:
517	@echo "Building ${PLAT}"
518
519# Check if deprecated declarations should be treated as error or not.
520ifeq (${ERROR_DEPRECATED},0)
521    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
522endif
523
524# Expand build macros for the different images
525ifeq (${NEED_BL1},yes)
526$(eval $(call MAKE_BL,1))
527endif
528
529ifeq (${NEED_BL2},yes)
530$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
531	$(eval $(call MAKE_BL,2,tb-fw)))
532endif
533
534ifeq (${NEED_SCP_BL2},yes)
535$(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
536endif
537
538ifeq (${NEED_BL31},yes)
539BL31_SOURCES += ${SPD_SOURCES}
540$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
541	$(eval $(call MAKE_BL,31,soc-fw)))
542endif
543
544# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
545# build system will call FIP_ADD_IMG to print a warning message and abort the
546# process. Note that the dependency on BL32 applies to the FIP only.
547ifeq (${NEED_BL32},yes)
548$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
549	$(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
550		$(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
551endif
552
553# Add the BL33 image if required by the platform
554ifeq (${NEED_BL33},yes)
555$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
556endif
557
558ifeq (${NEED_BL2U},yes)
559BL2U_PATH	:= $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
560$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
561$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
562endif
563
564locate-checkpatch:
565ifndef CHECKPATCH
566	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
567else
568ifeq (,$(wildcard ${CHECKPATCH}))
569	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
570endif
571endif
572
573clean:
574	@echo "  CLEAN"
575	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
576	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
577	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
578
579realclean distclean:
580	@echo "  REALCLEAN"
581	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
582	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
583	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
584	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
585
586checkcodebase:		locate-checkpatch
587	@echo "  CHECKING STYLE"
588	@if test -d .git ; then						\
589		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
590		while read GIT_FILE ;					\
591		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
592		done ;							\
593	else								\
594		 find . -type f -not -iwholename "*.git*"		\
595		 -not -iwholename "*build*"				\
596		 -not -iwholename "*libfdt*"				\
597		 -not -iwholename "*stdlib*"				\
598		 -not -iwholename "*docs*"				\
599		 -not -iwholename "*.md"				\
600		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
601	fi
602
603checkpatch:		locate-checkpatch
604	@echo "  CHECKING STYLE"
605	${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
606
607certtool: ${CRTTOOL}
608
609.PHONY: ${CRTTOOL}
610${CRTTOOL}:
611	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
612	@${ECHO_BLANK_LINE}
613	@echo "Built $@ successfully"
614	@${ECHO_BLANK_LINE}
615
616ifneq (${GENERATE_COT},0)
617certificates: ${CRT_DEPS} ${CRTTOOL}
618	${Q}${CRTTOOL} ${CRT_ARGS}
619	@${ECHO_BLANK_LINE}
620	@echo "Built $@ successfully"
621	@echo "Certificates can be found in ${BUILD_PLAT}"
622	@${ECHO_BLANK_LINE}
623endif
624
625${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
626	${Q}${FIPTOOL} create ${FIP_ARGS} $@
627	${Q}${FIPTOOL} info $@
628	@${ECHO_BLANK_LINE}
629	@echo "Built $@ successfully"
630	@${ECHO_BLANK_LINE}
631
632ifneq (${GENERATE_COT},0)
633fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
634	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
635	@${ECHO_BLANK_LINE}
636	@echo "Built $@ successfully"
637	@echo "FWU certificates can be found in ${BUILD_PLAT}"
638	@${ECHO_BLANK_LINE}
639endif
640
641${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
642	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
643	${Q}${FIPTOOL} info $@
644	@${ECHO_BLANK_LINE}
645	@echo "Built $@ successfully"
646	@${ECHO_BLANK_LINE}
647
648fiptool: ${FIPTOOL}
649fip: ${BUILD_PLAT}/${FIP_NAME}
650fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
651
652.PHONY: ${FIPTOOL}
653${FIPTOOL}:
654	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
655
656cscope:
657	@echo "  CSCOPE"
658	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
659	${Q}cscope -b -q -k
660
661help:
662	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
663	@echo ""
664	@echo "PLAT is used to specify which platform you wish to build."
665	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
666	@echo ""
667	@echo "Please refer to the User Guide for a list of all supported options."
668	@echo "Note that the build system doesn't track dependencies for build "
669	@echo "options. Therefore, if any of the build options are changed "
670	@echo "from a previous build, a clean build must be performed."
671	@echo ""
672	@echo "Supported Targets:"
673	@echo "  all            Build all individual bootloader binaries"
674	@echo "  bl1            Build the BL1 binary"
675	@echo "  bl2            Build the BL2 binary"
676	@echo "  bl2u           Build the BL2U binary"
677	@echo "  bl31           Build the BL31 binary"
678	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
679	@echo "                 this builds secure payload specified by AARCH32_SP"
680	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
681	@echo "  fip            Build the Firmware Image Package (FIP)"
682	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
683	@echo "  checkcodebase  Check the coding style of the entire source tree"
684	@echo "  checkpatch     Check the coding style on changes in the current"
685	@echo "                 branch against BASE_COMMIT (default origin/master)"
686	@echo "  clean          Clean the build for the selected platform"
687	@echo "  cscope         Generate cscope index"
688	@echo "  distclean      Remove all build artifacts for all platforms"
689	@echo "  certtool       Build the Certificate generation tool"
690	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
691	@echo ""
692	@echo "Note: most build targets require PLAT to be set to a specific platform."
693	@echo ""
694	@echo "example: build all targets for the FVP platform:"
695	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
696