xref: /rk3399_ARM-atf/Makefile (revision 201b66b7e7a49d7d44f2c31639b87c84e37df0eb) 
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			:= 2
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
46################################################################################
47
48# The Target build architecture. Supported values are: aarch64, aarch32.
49ARCH				:= aarch64
50# Build verbosity
51V				:= 0
52# Debug build
53DEBUG				:= 0
54# Build platform
55DEFAULT_PLAT			:= fvp
56PLAT				:= ${DEFAULT_PLAT}
57# SPD choice
58SPD				:= none
59# The AArch32 Secure Payload to be built as BL32 image
60AARCH32_SP			:= none
61# Base commit to perform code check on
62BASE_COMMIT			:= origin/master
63# NS timer register save and restore
64NS_TIMER_SWITCH			:= 0
65# By default, BL1 acts as the reset handler, not BL31
66RESET_TO_BL31			:= 0
67# Include FP registers in cpu context
68CTX_INCLUDE_FPREGS		:= 0
69# Build flag to include AArch32 registers in cpu context save and restore
70# during world switch. This flag must be set to 0 for AArch64-only platforms.
71CTX_INCLUDE_AARCH32_REGS	:= 1
72# Determine the version of ARM GIC architecture to use for interrupt management
73# in EL3. The platform port can change this value if needed.
74ARM_GIC_ARCH			:= 2
75# Determine the version of ARM CCI product used in the platform. The platform
76# port can change this value if needed.
77ARM_CCI_PRODUCT_ID		:= 400
78# Flag used to indicate if ASM_ASSERTION should be enabled for the build.
79# This defaults to being present in DEBUG builds only.
80ASM_ASSERTION			:= ${DEBUG}
81# Build option to choose whether Trusted firmware uses Coherent memory or not.
82USE_COHERENT_MEM		:= 1
83# Flag used to choose the power state format viz Extended State-ID or the Original
84# format.
85PSCI_EXTENDED_STATE_ID		:= 0
86# Default FIP file name
87FIP_NAME			:= fip.bin
88# Default FWU_FIP file name
89FWU_FIP_NAME			:= fwu_fip.bin
90# By default, use the -pedantic option in the gcc command line
91DISABLE_PEDANTIC		:= 0
92# Flags to generate the Chain of Trust
93GENERATE_COT			:= 0
94CREATE_KEYS			:= 1
95SAVE_KEYS			:= 0
96# Flags to build TF with Trusted Boot support
97TRUSTED_BOARD_BOOT		:= 0
98# By default, consider that the platform's reset address is not programmable.
99# The platform Makefile is free to override this value.
100PROGRAMMABLE_RESET_ADDRESS	:= 0
101# Build flag to treat usage of deprecated platform and framework APIs as error.
102ERROR_DEPRECATED		:= 0
103# By default, consider that the platform may release several CPUs out of reset.
104# The platform Makefile is free to override this value.
105COLD_BOOT_SINGLE_CPU		:= 0
106# Flag to introduce an infinite loop in BL1 just before it exits into the next
107# image. This is meant to help debugging the post-BL2 phase.
108SPIN_ON_BL1_EXIT		:= 0
109# Build PL011 UART driver in minimal generic UART mode
110PL011_GENERIC_UART		:= 0
111# Flag to enable Performance Measurement Framework
112ENABLE_PMF			:= 0
113# Flag to enable PSCI STATs functionality
114ENABLE_PSCI_STAT	:= 0
115# Whether code and read-only data should be put on separate memory pages.
116# The platform Makefile is free to override this value.
117SEPARATE_CODE_AND_RODATA	:= 0
118
119
120################################################################################
121# Checkpatch script options
122################################################################################
123
124CHECKCODE_ARGS		:=	--no-patch
125# Do not check the coding style on imported library files or documentation files
126INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
127					include/lib/libfdt		\
128					include/lib/stdlib,		\
129					$(wildcard include/lib/*)))
130INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
131					include/lib,			\
132					$(wildcard include/*)))
133LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
134					lib/libfdt			\
135					lib/stdlib,			\
136					$(wildcard lib/*)))
137ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
138					lib				\
139					include				\
140					docs				\
141					%.md,				\
142					$(wildcard *)))
143CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
144				${INC_DIRS_TO_CHECK}			\
145				${INC_LIB_DIRS_TO_CHECK}		\
146				${LIB_DIRS_TO_CHECK}
147
148
149################################################################################
150# Process build options
151################################################################################
152
153# Verbose flag
154ifeq (${V},0)
155        Q:=@
156        CHECKCODE_ARGS	+=	--no-summary --terse
157else
158        Q:=
159endif
160export Q
161
162# Process Debug flag
163$(eval $(call add_define,DEBUG))
164ifneq (${DEBUG}, 0)
165        BUILD_TYPE	:=	debug
166        TF_CFLAGS	+= 	-g
167        ASFLAGS		+= 	-g -Wa,--gdwarf-2
168        # Use LOG_LEVEL_INFO by default for debug builds
169        LOG_LEVEL	:=	40
170else
171        BUILD_TYPE	:=	release
172        $(eval $(call add_define,NDEBUG))
173        # Use LOG_LEVEL_NOTICE by default for release builds
174        LOG_LEVEL	:=	20
175endif
176
177# Default build string (git branch and commit)
178ifeq (${BUILD_STRING},)
179        BUILD_STRING	:=	$(shell git log -n 1 --pretty=format:"%h")
180endif
181VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
182
183# The cert_create tool cannot generate certificates individually, so we use the
184# target 'certificates' to create them all
185ifneq (${GENERATE_COT},0)
186        FIP_DEPS += certificates
187        FWU_FIP_DEPS += fwu_certificates
188endif
189
190
191################################################################################
192# Toolchain
193################################################################################
194
195CC			:=	${CROSS_COMPILE}gcc
196CPP			:=	${CROSS_COMPILE}cpp
197AS			:=	${CROSS_COMPILE}gcc
198AR			:=	${CROSS_COMPILE}ar
199LD			:=	${CROSS_COMPILE}ld
200OC			:=	${CROSS_COMPILE}objcopy
201OD			:=	${CROSS_COMPILE}objdump
202NM			:=	${CROSS_COMPILE}nm
203PP			:=	${CROSS_COMPILE}gcc -E
204
205ASFLAGS_aarch64		=	-mgeneral-regs-only
206TF_CFLAGS_aarch64	=	-mgeneral-regs-only -mstrict-align
207
208ASFLAGS_aarch32		=	-march=armv8-a
209TF_CFLAGS_aarch32	=	-march=armv8-a
210
211ASFLAGS			+= 	-nostdinc -ffreestanding -Wa,--fatal-warnings	\
212				-Werror -Wmissing-include-dirs			\
213				-D__ASSEMBLY__ $(ASFLAGS_$(ARCH))		\
214				${DEFINES} ${INCLUDES}
215TF_CFLAGS		+= 	-nostdinc -ffreestanding -Wall			\
216				-Werror -Wmissing-include-dirs			\
217				-std=c99 -c -Os					\
218				$(TF_CFLAGS_$(ARCH))				\
219				${DEFINES} ${INCLUDES}
220TF_CFLAGS		+=	-ffunction-sections -fdata-sections
221
222LDFLAGS			+=	--fatal-warnings -O1
223LDFLAGS			+=	--gc-sections
224
225
226################################################################################
227# Common sources and include directories
228################################################################################
229include lib/stdlib/stdlib.mk
230
231BL_COMMON_SOURCES	+=	common/bl_common.c			\
232				common/tf_printf.c			\
233				common/${ARCH}/debug.S			\
234				lib/${ARCH}/cache_helpers.S		\
235				lib/${ARCH}/misc_helpers.S		\
236				plat/common/${ARCH}/platform_helpers.S	\
237				${STDLIB_SRCS}
238
239INCLUDES		+=	-Iinclude/bl1				\
240				-Iinclude/bl31				\
241				-Iinclude/common			\
242				-Iinclude/common/${ARCH}		\
243				-Iinclude/drivers			\
244				-Iinclude/drivers/arm			\
245				-Iinclude/drivers/auth			\
246				-Iinclude/drivers/io			\
247				-Iinclude/drivers/ti/uart		\
248				-Iinclude/lib				\
249				-Iinclude/lib/${ARCH}			\
250				-Iinclude/lib/cpus/${ARCH}		\
251				-Iinclude/lib/el3_runtime		\
252				-Iinclude/lib/el3_runtime/${ARCH}	\
253				-Iinclude/lib/psci			\
254				-Iinclude/plat/common			\
255				-Iinclude/services			\
256				${PLAT_INCLUDES}			\
257				${SPD_INCLUDES}
258
259
260################################################################################
261# Generic definitions
262################################################################################
263
264include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
265
266BUILD_BASE		:=	./build
267BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
268
269SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
270
271# Platforms providing their own TBB makefile may override this value
272INCLUDE_TBBR_MK		:=	1
273
274
275################################################################################
276# Include SPD Makefile if one has been specified
277################################################################################
278
279ifneq (${SPD},none)
280ifeq (${ARCH},aarch32)
281	$(error "Error: SPD is incompatible with AArch32.")
282endif
283ifdef EL3_PAYLOAD_BASE
284        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
285        $(warning "The SPD and its BL32 companion will be present but ignored.")
286endif
287        # We expect to locate an spd.mk under the specified SPD directory
288        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
289
290        ifeq (${SPD_MAKE},)
291                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
292        endif
293        $(info Including ${SPD_MAKE})
294        include ${SPD_MAKE}
295
296        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
297        # Makefile would set NEED_BL32 to "yes". In this case, the build system
298        # supports two mutually exclusive options:
299        # * BL32 is built from source: then BL32_SOURCES must contain the list
300        #   of source files to build BL32
301        # * BL32 is a prebuilt binary: then BL32 must point to the image file
302        #   that will be included in the FIP
303        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
304        # over the sources.
305endif
306
307
308################################################################################
309# Include the platform specific Makefile after the SPD Makefile (the platform
310# makefile may use all previous definitions in this file)
311################################################################################
312
313include ${PLAT_MAKEFILE_FULL}
314
315# Platform compatibility is not supported in AArch32
316ifneq (${ARCH},aarch32)
317# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
318ifndef ENABLE_PLAT_COMPAT
319ENABLE_PLAT_COMPAT := 1
320endif
321
322# Include the platform compatibility helpers for PSCI
323ifneq (${ENABLE_PLAT_COMPAT}, 0)
324include plat/compat/plat_compat.mk
325endif
326endif
327
328# Include the CPU specific operations makefile, which provides default
329# values for all CPU errata workarounds and CPU specific optimisations.
330# This can be overridden by the platform.
331include lib/cpus/cpu-ops.mk
332
333
334################################################################################
335# Check incompatible options
336################################################################################
337
338ifdef EL3_PAYLOAD_BASE
339        ifdef PRELOADED_BL33_BASE
340                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
341                incompatible build options. EL3_PAYLOAD_BASE has priority.")
342        endif
343endif
344
345ifeq (${NEED_BL33},yes)
346        ifdef EL3_PAYLOAD_BASE
347                $(warning "BL33 image is not needed when option \
348                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
349        endif
350        ifdef PRELOADED_BL33_BASE
351                $(warning "BL33 image is not needed when option \
352                PRELOADED_BL33_BASE is used and won't be added to the FIP \
353                file.")
354        endif
355endif
356
357
358################################################################################
359# Process platform overrideable behaviour
360################################################################################
361
362# Check if -pedantic option should be used
363ifeq (${DISABLE_PEDANTIC},0)
364        TF_CFLAGS	+= 	-pedantic
365endif
366
367# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
368# supplied for the FIP and Certificate generation tools. This flag can be
369# overridden by the platform.
370ifdef BL2_SOURCES
371        ifdef EL3_PAYLOAD_BASE
372                # If booting an EL3 payload there is no need for a BL33 image
373                # in the FIP file.
374                NEED_BL33		:=	no
375        else
376                ifdef PRELOADED_BL33_BASE
377                        # If booting a BL33 preloaded image there is no need of
378                        # another one in the FIP file.
379                        NEED_BL33		:=	no
380                else
381                        NEED_BL33		?=	yes
382                endif
383        endif
384endif
385
386# Process TBB related flags
387ifneq (${GENERATE_COT},0)
388        # Common cert_create options
389        ifneq (${CREATE_KEYS},0)
390                $(eval CRT_ARGS += -n)
391                $(eval FWU_CRT_ARGS += -n)
392                ifneq (${SAVE_KEYS},0)
393                        $(eval CRT_ARGS += -k)
394                        $(eval FWU_CRT_ARGS += -k)
395                endif
396        endif
397        # Include TBBR makefile (unless the platform indicates otherwise)
398        ifeq (${INCLUDE_TBBR_MK},1)
399                include make_helpers/tbbr/tbbr_tools.mk
400        endif
401endif
402
403# Make sure PMF is enabled if PSCI STAT is enabled.
404ifeq (${ENABLE_PSCI_STAT},1)
405ENABLE_PMF			:= 1
406endif
407
408################################################################################
409# Auxiliary tools (fiptool, cert_create, etc)
410################################################################################
411
412# Variables for use with Certificate Generation Tool
413CRTTOOLPATH		?=	tools/cert_create
414CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
415
416# Variables for use with Firmware Image Package
417FIPTOOLPATH		?=	tools/fiptool
418FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
419
420
421################################################################################
422# Build options checks
423################################################################################
424
425$(eval $(call assert_boolean,DEBUG))
426$(eval $(call assert_boolean,NS_TIMER_SWITCH))
427$(eval $(call assert_boolean,RESET_TO_BL31))
428$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
429$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
430$(eval $(call assert_boolean,ASM_ASSERTION))
431$(eval $(call assert_boolean,USE_COHERENT_MEM))
432$(eval $(call assert_boolean,DISABLE_PEDANTIC))
433$(eval $(call assert_boolean,GENERATE_COT))
434$(eval $(call assert_boolean,CREATE_KEYS))
435$(eval $(call assert_boolean,SAVE_KEYS))
436$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
437$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
438$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
439$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
440$(eval $(call assert_boolean,ERROR_DEPRECATED))
441$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
442$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
443$(eval $(call assert_boolean,PL011_GENERIC_UART))
444$(eval $(call assert_boolean,ENABLE_PMF))
445$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
446$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
447
448
449################################################################################
450# Add definitions to the cpp preprocessor based on the current build options.
451# This is done after including the platform specific makefile to allow the
452# platform to overwrite the default options
453################################################################################
454
455$(eval $(call add_define,PLAT_${PLAT}))
456$(eval $(call add_define,SPD_${SPD}))
457$(eval $(call add_define,NS_TIMER_SWITCH))
458$(eval $(call add_define,RESET_TO_BL31))
459$(eval $(call add_define,CTX_INCLUDE_FPREGS))
460$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
461$(eval $(call add_define,ARM_GIC_ARCH))
462$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
463$(eval $(call add_define,ASM_ASSERTION))
464$(eval $(call add_define,LOG_LEVEL))
465$(eval $(call add_define,USE_COHERENT_MEM))
466$(eval $(call add_define,TRUSTED_BOARD_BOOT))
467$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
468$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
469$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
470$(eval $(call add_define,ERROR_DEPRECATED))
471$(eval $(call add_define,ENABLE_PLAT_COMPAT))
472$(eval $(call add_define,SPIN_ON_BL1_EXIT))
473$(eval $(call add_define,PL011_GENERIC_UART))
474$(eval $(call add_define,ENABLE_PMF))
475$(eval $(call add_define,ENABLE_PSCI_STAT))
476$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
477# Define the EL3_PAYLOAD_BASE flag only if it is provided.
478ifdef EL3_PAYLOAD_BASE
479        $(eval $(call add_define,EL3_PAYLOAD_BASE))
480else
481        # Define the PRELOADED_BL33_BASE flag only if it is provided and
482        # EL3_PAYLOAD_BASE is not defined, as it has priority.
483        ifdef PRELOADED_BL33_BASE
484                $(eval $(call add_define,PRELOADED_BL33_BASE))
485        endif
486endif
487# Define the AARCH32/AARCH64 flag based on the ARCH flag
488ifeq (${ARCH},aarch32)
489        $(eval $(call add_define,AARCH32))
490else
491        $(eval $(call add_define,AARCH64))
492endif
493
494################################################################################
495# Include BL specific makefiles
496################################################################################
497# BL31 is not needed and BL1, BL2 & BL2U are not currently supported in AArch32
498ifneq (${ARCH},aarch32)
499ifdef BL1_SOURCES
500NEED_BL1 := yes
501include bl1/bl1.mk
502endif
503
504ifdef BL2_SOURCES
505NEED_BL2 := yes
506include bl2/bl2.mk
507endif
508
509ifdef BL2U_SOURCES
510NEED_BL2U := yes
511include bl2u/bl2u.mk
512endif
513
514ifdef BL31_SOURCES
515# When booting an EL3 payload, there is no need to compile the BL31 image nor
516# put it in the FIP.
517ifndef EL3_PAYLOAD_BASE
518NEED_BL31 := yes
519include bl31/bl31.mk
520endif
521endif
522endif
523
524ifeq (${ARCH},aarch32)
525NEED_BL32 := yes
526
527################################################################################
528# Build `AARCH32_SP` as BL32 image for AArch32
529################################################################################
530ifneq (${AARCH32_SP},none)
531# We expect to locate an sp.mk under the specified AARCH32_SP directory
532AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
533
534ifeq (${AARCH32_SP_MAKE},)
535  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
536endif
537
538$(info Including ${AARCH32_SP_MAKE})
539include ${AARCH32_SP_MAKE}
540endif
541
542endif
543
544################################################################################
545# Build targets
546################################################################################
547
548.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
549.SUFFIXES:
550
551all: msg_start
552
553msg_start:
554	@echo "Building ${PLAT}"
555
556# Check if deprecated declarations should be treated as error or not.
557ifeq (${ERROR_DEPRECATED},0)
558    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
559endif
560
561# Expand build macros for the different images
562ifeq (${NEED_BL1},yes)
563$(eval $(call MAKE_BL,1))
564endif
565
566ifeq (${NEED_BL2},yes)
567$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
568	$(eval $(call MAKE_BL,2,tb-fw)))
569endif
570
571ifeq (${NEED_BL31},yes)
572BL31_SOURCES += ${SPD_SOURCES}
573$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
574	$(eval $(call MAKE_BL,31,soc-fw)))
575endif
576
577# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
578# build system will call FIP_ADD_IMG to print a warning message and abort the
579# process. Note that the dependency on BL32 applies to the FIP only.
580ifeq (${NEED_BL32},yes)
581$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
582	$(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
583		$(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
584endif
585
586# Add the BL33 image if required by the platform
587ifeq (${NEED_BL33},yes)
588$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
589endif
590
591ifeq (${NEED_BL2U},yes)
592BL2U_PATH	:= $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
593$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
594$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
595endif
596
597locate-checkpatch:
598ifndef CHECKPATCH
599	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
600else
601ifeq (,$(wildcard ${CHECKPATCH}))
602	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
603endif
604endif
605
606clean:
607	@echo "  CLEAN"
608	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
609	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
610	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
611
612realclean distclean:
613	@echo "  REALCLEAN"
614	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
615	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
616	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
617	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
618
619checkcodebase:		locate-checkpatch
620	@echo "  CHECKING STYLE"
621	@if test -d .git ; then						\
622		git ls-files | grep -E -v libfdt\|stdlib\|docs\|\.md |	\
623		while read GIT_FILE ;					\
624		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
625		done ;							\
626	else								\
627		 find . -type f -not -iwholename "*.git*"		\
628		 -not -iwholename "*build*"				\
629		 -not -iwholename "*libfdt*"				\
630		 -not -iwholename "*stdlib*"				\
631		 -not -iwholename "*docs*"				\
632		 -not -iwholename "*.md"				\
633		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
634	fi
635
636checkpatch:		locate-checkpatch
637	@echo "  CHECKING STYLE"
638	${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
639
640certtool: ${CRTTOOL}
641
642.PHONY: ${CRTTOOL}
643${CRTTOOL}:
644	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
645	@${ECHO_BLANK_LINE}
646	@echo "Built $@ successfully"
647	@${ECHO_BLANK_LINE}
648
649ifneq (${GENERATE_COT},0)
650certificates: ${CRT_DEPS} ${CRTTOOL}
651	${Q}${CRTTOOL} ${CRT_ARGS}
652	@${ECHO_BLANK_LINE}
653	@echo "Built $@ successfully"
654	@echo "Certificates can be found in ${BUILD_PLAT}"
655	@${ECHO_BLANK_LINE}
656endif
657
658${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
659	${Q}${FIPTOOL} create ${FIP_ARGS} $@
660	${Q}${FIPTOOL} info $@
661	@${ECHO_BLANK_LINE}
662	@echo "Built $@ successfully"
663	@${ECHO_BLANK_LINE}
664
665ifneq (${GENERATE_COT},0)
666fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
667	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
668	@echo
669	@echo "Built $@ successfully"
670	@echo "FWU certificates can be found in ${BUILD_PLAT}"
671	@echo
672endif
673
674${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
675	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
676	${Q}${FIPTOOL} info $@
677	@echo
678	@echo "Built $@ successfully"
679	@echo
680
681fiptool: ${FIPTOOL}
682fip: ${BUILD_PLAT}/${FIP_NAME}
683fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
684
685.PHONY: ${FIPTOOL}
686${FIPTOOL}:
687	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
688
689cscope:
690	@echo "  CSCOPE"
691	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
692	${Q}cscope -b -q -k
693
694help:
695	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
696	@echo ""
697	@echo "PLAT is used to specify which platform you wish to build."
698	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
699	@echo ""
700	@echo "Please refer to the User Guide for a list of all supported options."
701	@echo "Note that the build system doesn't track dependencies for build "
702	@echo "options. Therefore, if any of the build options are changed "
703	@echo "from a previous build, a clean build must be performed."
704	@echo ""
705	@echo "Supported Targets:"
706	@echo "  all            Build all individual bootloader binaries"
707	@echo "  bl1            Build the BL1 binary"
708	@echo "  bl2            Build the BL2 binary"
709	@echo "  bl2u           Build the BL2U binary"
710	@echo "  bl31           Build the BL31 binary"
711	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
712	@echo "                 this builds secure payload specified by AARCH32_SP"
713	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
714	@echo "  fip            Build the Firmware Image Package (FIP)"
715	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
716	@echo "  checkcodebase  Check the coding style of the entire source tree"
717	@echo "  checkpatch     Check the coding style on changes in the current"
718	@echo "                 branch against BASE_COMMIT (default origin/master)"
719	@echo "  clean          Clean the build for the selected platform"
720	@echo "  cscope         Generate cscope index"
721	@echo "  distclean      Remove all build artifacts for all platforms"
722	@echo "  certtool       Build the Certificate generation tool"
723	@echo "  fiptool        Build the Firmware Image Package(FIP) creation tool"
724	@echo ""
725	@echo "Note: most build targets require PLAT to be set to a specific platform."
726	@echo ""
727	@echo "example: build all targets for the FVP platform:"
728	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
729