xref: /rk3399_ARM-atf/Makefile (revision 1dc0714f10e195fe5fe5aed1f12a0a79f4fc0135) 
1#
2# Copyright (c) 2013-2018, 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			:= 4
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
128DTC			?=	dtc
129
130# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
131ifneq ($(strip $(wildcard ${LD}.bfd) \
132	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LD}.bfd))),)
133LD			:=	${LD}.bfd
134endif
135
136ifeq (${ARM_ARCH_MAJOR},7)
137target32-directive	= 	-target arm-none-eabi
138# Will set march32-directive from platform configuration
139else
140target32-directive	= 	-target armv8a-none-eabi
141march32-directive	= 	-march=armv8-a
142endif
143
144ifeq ($(notdir $(CC)),armclang)
145TF_CFLAGS_aarch32	=	-target arm-arm-none-eabi $(march32-directive)
146TF_CFLAGS_aarch64	=	-target aarch64-arm-none-eabi -march=armv8-a
147else ifneq ($(findstring clang,$(notdir $(CC))),)
148TF_CFLAGS_aarch32	=	$(target32-directive)
149TF_CFLAGS_aarch64	=	-target aarch64-elf
150else
151TF_CFLAGS_aarch32	=	$(march32-directive)
152TF_CFLAGS_aarch64	=	-march=armv8-a
153endif
154
155TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
156
157ASFLAGS_aarch32		=	$(march32-directive)
158ASFLAGS_aarch64		=	-march=armv8-a
159
160CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
161				-Wmissing-include-dirs -Werror
162ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
163				-D__ASSEMBLY__ -ffreestanding 			\
164				-Wa,--fatal-warnings
165TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
166				-ffreestanding -fno-builtin -Wall -std=gnu99	\
167				-Os -ffunction-sections -fdata-sections
168
169GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
170PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
171
172ifneq ($(PIE_FOUND),)
173TF_CFLAGS		+=	-fno-PIE
174endif
175
176TF_LDFLAGS		+=	--fatal-warnings -O1
177TF_LDFLAGS		+=	--gc-sections
178TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
179
180DTC_FLAGS		+=	-I dts -O dtb
181
182################################################################################
183# Common sources and include directories
184################################################################################
185include lib/compiler-rt/compiler-rt.mk
186include lib/stdlib/stdlib.mk
187
188BL_COMMON_SOURCES	+=	common/bl_common.c			\
189				common/tf_log.c				\
190				common/tf_printf.c			\
191				common/tf_snprintf.c			\
192				common/${ARCH}/debug.S			\
193				lib/${ARCH}/cache_helpers.S		\
194				lib/${ARCH}/misc_helpers.S		\
195				plat/common/plat_log_common.c		\
196				plat/common/${ARCH}/plat_common.c	\
197				plat/common/${ARCH}/platform_helpers.S	\
198				${COMPILER_RT_SRCS}			\
199				${STDLIB_SRCS}
200
201INCLUDES		+=	-Iinclude/bl1				\
202				-Iinclude/bl31				\
203				-Iinclude/common			\
204				-Iinclude/common/${ARCH}		\
205				-Iinclude/drivers			\
206				-Iinclude/drivers/arm			\
207				-Iinclude/drivers/auth			\
208				-Iinclude/drivers/io			\
209				-Iinclude/drivers/ti/uart		\
210				-Iinclude/lib				\
211				-Iinclude/lib/${ARCH}			\
212				-Iinclude/lib/cpus			\
213				-Iinclude/lib/cpus/${ARCH}		\
214				-Iinclude/lib/el3_runtime		\
215				-Iinclude/lib/el3_runtime/${ARCH}	\
216				-Iinclude/lib/extensions		\
217				-Iinclude/lib/pmf			\
218				-Iinclude/lib/psci			\
219				-Iinclude/lib/xlat_tables		\
220				-Iinclude/plat/common			\
221				-Iinclude/services			\
222				${PLAT_INCLUDES}			\
223				${SPD_INCLUDES}				\
224				-Iinclude/tools_share
225
226
227################################################################################
228# Generic definitions
229################################################################################
230
231include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
232
233BUILD_BASE		:=	./build
234BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
235
236SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
237
238# Platforms providing their own TBB makefile may override this value
239INCLUDE_TBBR_MK		:=	1
240
241
242################################################################################
243# Include SPD Makefile if one has been specified
244################################################################################
245
246ifneq (${SPD},none)
247ifeq (${ARCH},aarch32)
248	$(error "Error: SPD is incompatible with AArch32.")
249endif
250ifdef EL3_PAYLOAD_BASE
251        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
252        $(warning "The SPD and its BL32 companion will be present but ignored.")
253endif
254        # We expect to locate an spd.mk under the specified SPD directory
255        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
256
257        ifeq (${SPD_MAKE},)
258                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
259        endif
260        $(info Including ${SPD_MAKE})
261        include ${SPD_MAKE}
262
263        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
264        # Makefile would set NEED_BL32 to "yes". In this case, the build system
265        # supports two mutually exclusive options:
266        # * BL32 is built from source: then BL32_SOURCES must contain the list
267        #   of source files to build BL32
268        # * BL32 is a prebuilt binary: then BL32 must point to the image file
269        #   that will be included in the FIP
270        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
271        # over the sources.
272endif
273
274################################################################################
275# Include libraries' Makefile that are used in all BL
276################################################################################
277
278include lib/stack_protector/stack_protector.mk
279
280
281################################################################################
282# Include the platform specific Makefile after the SPD Makefile (the platform
283# makefile may use all previous definitions in this file)
284################################################################################
285
286include ${PLAT_MAKEFILE_FULL}
287
288$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
289
290ifeq (${ARM_ARCH_MAJOR},7)
291include make_helpers/armv7-a-cpus.mk
292endif
293
294# Platform compatibility is not supported in AArch32
295ifneq (${ARCH},aarch32)
296# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
297ifndef ENABLE_PLAT_COMPAT
298ENABLE_PLAT_COMPAT := 1
299endif
300
301# Include the platform compatibility helpers for PSCI
302ifneq (${ENABLE_PLAT_COMPAT}, 0)
303include plat/compat/plat_compat.mk
304endif
305endif
306
307# Include the CPU specific operations makefile, which provides default
308# values for all CPU errata workarounds and CPU specific optimisations.
309# This can be overridden by the platform.
310include lib/cpus/cpu-ops.mk
311
312ifeq (${ARCH},aarch32)
313NEED_BL32 := yes
314
315################################################################################
316# Build `AARCH32_SP` as BL32 image for AArch32
317################################################################################
318ifneq (${AARCH32_SP},none)
319# We expect to locate an sp.mk under the specified AARCH32_SP directory
320AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
321
322ifeq (${AARCH32_SP_MAKE},)
323  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
324endif
325
326$(info Including ${AARCH32_SP_MAKE})
327include ${AARCH32_SP_MAKE}
328endif
329
330endif
331
332################################################################################
333# Check incompatible options
334################################################################################
335
336ifdef EL3_PAYLOAD_BASE
337        ifdef PRELOADED_BL33_BASE
338                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
339                incompatible build options. EL3_PAYLOAD_BASE has priority.")
340        endif
341        ifneq (${GENERATE_COT},0)
342                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
343        endif
344        ifneq (${TRUSTED_BOARD_BOOT},0)
345                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
346        endif
347endif
348
349ifeq (${NEED_BL33},yes)
350        ifdef EL3_PAYLOAD_BASE
351                $(warning "BL33 image is not needed when option \
352                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
353        endif
354        ifdef PRELOADED_BL33_BASE
355                $(warning "BL33 image is not needed when option \
356                PRELOADED_BL33_BASE is used and won't be added to the FIP \
357                file.")
358        endif
359endif
360
361# For AArch32, LOAD_IMAGE_V2 must be enabled.
362ifeq (${ARCH},aarch32)
363    ifeq (${LOAD_IMAGE_V2}, 0)
364        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
365    endif
366endif
367
368# When building for systems with hardware-assisted coherency, there's no need to
369# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
370ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
371$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
372endif
373
374################################################################################
375# Process platform overrideable behaviour
376################################################################################
377
378# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
379# supplied for the FIP and Certificate generation tools. This flag can be
380# overridden by the platform.
381ifdef BL2_SOURCES
382        ifdef EL3_PAYLOAD_BASE
383                # If booting an EL3 payload there is no need for a BL33 image
384                # in the FIP file.
385                NEED_BL33		:=	no
386        else
387                ifdef PRELOADED_BL33_BASE
388                        # If booting a BL33 preloaded image there is no need of
389                        # another one in the FIP file.
390                        NEED_BL33		:=	no
391                else
392                        NEED_BL33		?=	yes
393                endif
394        endif
395endif
396
397# If SCP_BL2 is given, we always want FIP to include it.
398ifdef SCP_BL2
399        NEED_SCP_BL2		:=	yes
400endif
401
402# For AArch32, BL31 is not currently supported.
403ifneq (${ARCH},aarch32)
404    ifdef BL31_SOURCES
405        # When booting an EL3 payload, there is no need to compile the BL31 image nor
406        # put it in the FIP.
407        ifndef EL3_PAYLOAD_BASE
408            NEED_BL31 := yes
409        endif
410    endif
411endif
412
413# Process TBB related flags
414ifneq (${GENERATE_COT},0)
415        # Common cert_create options
416        ifneq (${CREATE_KEYS},0)
417                $(eval CRT_ARGS += -n)
418                $(eval FWU_CRT_ARGS += -n)
419                ifneq (${SAVE_KEYS},0)
420                        $(eval CRT_ARGS += -k)
421                        $(eval FWU_CRT_ARGS += -k)
422                endif
423        endif
424        # Include TBBR makefile (unless the platform indicates otherwise)
425        ifeq (${INCLUDE_TBBR_MK},1)
426                include make_helpers/tbbr/tbbr_tools.mk
427        endif
428endif
429
430ifneq (${FIP_ALIGN},0)
431FIP_ARGS += --align ${FIP_ALIGN}
432endif
433
434################################################################################
435# Auxiliary tools (fiptool, cert_create, etc)
436################################################################################
437
438# Variables for use with Certificate Generation Tool
439CRTTOOLPATH		?=	tools/cert_create
440CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
441
442# Variables for use with Firmware Image Package
443FIPTOOLPATH		?=	tools/fiptool
444FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
445
446################################################################################
447# Include BL specific makefiles
448################################################################################
449ifdef BL1_SOURCES
450NEED_BL1 := yes
451include bl1/bl1.mk
452endif
453
454ifdef BL2_SOURCES
455NEED_BL2 := yes
456include bl2/bl2.mk
457endif
458
459ifdef BL2U_SOURCES
460NEED_BL2U := yes
461include bl2u/bl2u.mk
462endif
463
464ifeq (${NEED_BL31},yes)
465ifdef BL31_SOURCES
466include bl31/bl31.mk
467endif
468endif
469
470ifdef FDT_SOURCES
471NEED_FDT := yes
472endif
473
474################################################################################
475# Build options checks
476################################################################################
477
478$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
479$(eval $(call assert_boolean,CREATE_KEYS))
480$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
481$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
482$(eval $(call assert_boolean,DEBUG))
483$(eval $(call assert_boolean,DISABLE_PEDANTIC))
484$(eval $(call assert_boolean,ENABLE_AMU))
485$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
486$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
487$(eval $(call assert_boolean,ENABLE_PMF))
488$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
489$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
490$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS))
491$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS))
492$(eval $(call assert_boolean,ERROR_DEPRECATED))
493$(eval $(call assert_boolean,GENERATE_COT))
494$(eval $(call assert_boolean,GICV2_G0_FOR_EL3))
495$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
496$(eval $(call assert_boolean,LOAD_IMAGE_V2))
497$(eval $(call assert_boolean,MULTI_CONSOLE_API))
498$(eval $(call assert_boolean,NS_TIMER_SWITCH))
499$(eval $(call assert_boolean,PL011_GENERIC_UART))
500$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
501$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
502$(eval $(call assert_boolean,RESET_TO_BL31))
503$(eval $(call assert_boolean,SAVE_KEYS))
504$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
505$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
506$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
507$(eval $(call assert_boolean,USE_COHERENT_MEM))
508$(eval $(call assert_boolean,USE_TBBR_DEFS))
509$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
510$(eval $(call assert_boolean,BL2_AT_EL3))
511
512$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
513$(eval $(call assert_numeric,ARM_ARCH_MINOR))
514
515################################################################################
516# Add definitions to the cpp preprocessor based on the current build options.
517# This is done after including the platform specific makefile to allow the
518# platform to overwrite the default options
519################################################################################
520
521$(eval $(call add_define,ARM_ARCH_MAJOR))
522$(eval $(call add_define,ARM_ARCH_MINOR))
523$(eval $(call add_define,ARM_GIC_ARCH))
524$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
525$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
526$(eval $(call add_define,CTX_INCLUDE_FPREGS))
527$(eval $(call add_define,ENABLE_AMU))
528$(eval $(call add_define,ENABLE_ASSERTIONS))
529$(eval $(call add_define,ENABLE_PLAT_COMPAT))
530$(eval $(call add_define,ENABLE_PMF))
531$(eval $(call add_define,ENABLE_PSCI_STAT))
532$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
533$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS))
534$(eval $(call add_define,ENABLE_SVE_FOR_NS))
535$(eval $(call add_define,ERROR_DEPRECATED))
536$(eval $(call add_define,GICV2_G0_FOR_EL3))
537$(eval $(call add_define,HW_ASSISTED_COHERENCY))
538$(eval $(call add_define,LOAD_IMAGE_V2))
539$(eval $(call add_define,LOG_LEVEL))
540$(eval $(call add_define,MULTI_CONSOLE_API))
541$(eval $(call add_define,NS_TIMER_SWITCH))
542$(eval $(call add_define,PL011_GENERIC_UART))
543$(eval $(call add_define,PLAT_${PLAT}))
544$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
545$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
546$(eval $(call add_define,RESET_TO_BL31))
547$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
548$(eval $(call add_define,ENABLE_SPM))
549$(eval $(call add_define,SPD_${SPD}))
550$(eval $(call add_define,SPIN_ON_BL1_EXIT))
551$(eval $(call add_define,TRUSTED_BOARD_BOOT))
552$(eval $(call add_define,USE_COHERENT_MEM))
553$(eval $(call add_define,USE_TBBR_DEFS))
554$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
555$(eval $(call add_define,BL2_AT_EL3))
556
557# Define the EL3_PAYLOAD_BASE flag only if it is provided.
558ifdef EL3_PAYLOAD_BASE
559        $(eval $(call add_define,EL3_PAYLOAD_BASE))
560else
561        # Define the PRELOADED_BL33_BASE flag only if it is provided and
562        # EL3_PAYLOAD_BASE is not defined, as it has priority.
563        ifdef PRELOADED_BL33_BASE
564                $(eval $(call add_define,PRELOADED_BL33_BASE))
565        endif
566endif
567# Define the AARCH32/AARCH64 flag based on the ARCH flag
568ifeq (${ARCH},aarch32)
569        $(eval $(call add_define,AARCH32))
570else
571        $(eval $(call add_define,AARCH64))
572endif
573
574################################################################################
575# Build targets
576################################################################################
577
578.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs
579.SUFFIXES:
580
581all: msg_start
582
583msg_start:
584	@echo "Building ${PLAT}"
585
586# Check if deprecated declarations should be treated as error or not.
587ifeq (${ERROR_DEPRECATED},0)
588    TF_CFLAGS		+= 	-Wno-error=deprecated-declarations
589endif
590
591# Expand build macros for the different images
592ifeq (${NEED_BL1},yes)
593$(eval $(call MAKE_BL,1))
594endif
595
596ifeq (${NEED_BL2},yes)
597ifeq (${BL2_AT_EL3}, 0)
598FIP_BL2_ARGS := tb-fw
599endif
600
601$(if ${BL2}, $(eval $(call FIP_ADD_IMG,BL2,--${FIP_BL2_ARGS})),\
602	$(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
603endif
604
605ifeq (${NEED_SCP_BL2},yes)
606$(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
607endif
608
609ifeq (${NEED_BL31},yes)
610BL31_SOURCES += ${SPD_SOURCES}
611$(if ${BL31}, $(eval $(call FIP_ADD_IMG,BL31,--soc-fw)),\
612	$(eval $(call MAKE_BL,31,soc-fw)))
613endif
614
615# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
616# build system will call FIP_ADD_IMG to print a warning message and abort the
617# process. Note that the dependency on BL32 applies to the FIP only.
618ifeq (${NEED_BL32},yes)
619
620BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
621
622$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
623	$(eval $(call FIP_ADD_IMG,BL32,--tos-fw)))
624endif
625
626# Add the BL33 image if required by the platform
627ifeq (${NEED_BL33},yes)
628$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
629endif
630
631ifeq (${NEED_BL2U},yes)
632$(if ${BL2U}, $(eval $(call FIP_ADD_IMG,BL2U,--ap-fwu-cfg,FWU_)),\
633	$(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
634endif
635
636# Expand build macros for the different images
637ifeq (${NEED_FDT},yes)
638$(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
639$(eval $(call MAKE_FDT))
640dtbs: $(DTBS)
641endif
642
643locate-checkpatch:
644ifndef CHECKPATCH
645	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
646else
647ifeq (,$(wildcard ${CHECKPATCH}))
648	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
649endif
650endif
651
652clean:
653	@echo "  CLEAN"
654	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
655	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
656	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
657
658realclean distclean:
659	@echo "  REALCLEAN"
660	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
661	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
662	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
663	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
664
665checkcodebase:		locate-checkpatch
666	@echo "  CHECKING STYLE"
667	@if test -d .git ; then						\
668		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
669		while read GIT_FILE ;					\
670		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
671		done ;							\
672	else								\
673		 find . -type f -not -iwholename "*.git*"		\
674		 -not -iwholename "*build*"				\
675		 -not -iwholename "*libfdt*"				\
676		 -not -iwholename "*stdlib*"				\
677		 -not -iwholename "*docs*"				\
678		 -not -iwholename "*.md"				\
679		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
680	fi
681
682checkpatch:		locate-checkpatch
683	@echo "  CHECKING STYLE"
684	${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
685
686certtool: ${CRTTOOL}
687
688.PHONY: ${CRTTOOL}
689${CRTTOOL}:
690	${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH}
691	@${ECHO_BLANK_LINE}
692	@echo "Built $@ successfully"
693	@${ECHO_BLANK_LINE}
694
695ifneq (${GENERATE_COT},0)
696certificates: ${CRT_DEPS} ${CRTTOOL}
697	${Q}${CRTTOOL} ${CRT_ARGS}
698	@${ECHO_BLANK_LINE}
699	@echo "Built $@ successfully"
700	@echo "Certificates can be found in ${BUILD_PLAT}"
701	@${ECHO_BLANK_LINE}
702endif
703
704${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
705	${Q}${FIPTOOL} create ${FIP_ARGS} $@
706	${Q}${FIPTOOL} info $@
707	@${ECHO_BLANK_LINE}
708	@echo "Built $@ successfully"
709	@${ECHO_BLANK_LINE}
710
711ifneq (${GENERATE_COT},0)
712fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
713	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
714	@${ECHO_BLANK_LINE}
715	@echo "Built $@ successfully"
716	@echo "FWU certificates can be found in ${BUILD_PLAT}"
717	@${ECHO_BLANK_LINE}
718endif
719
720${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
721	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
722	${Q}${FIPTOOL} info $@
723	@${ECHO_BLANK_LINE}
724	@echo "Built $@ successfully"
725	@${ECHO_BLANK_LINE}
726
727fiptool: ${FIPTOOL}
728fip: ${BUILD_PLAT}/${FIP_NAME}
729fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
730
731.PHONY: ${FIPTOOL}
732${FIPTOOL}:
733	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
734
735cscope:
736	@echo "  CSCOPE"
737	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
738	${Q}cscope -b -q -k
739
740help:
741	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
742	@echo ""
743	@echo "PLAT is used to specify which platform you wish to build."
744	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
745	@echo ""
746	@echo "Please refer to the User Guide for a list of all supported options."
747	@echo "Note that the build system doesn't track dependencies for build "
748	@echo "options. Therefore, if any of the build options are changed "
749	@echo "from a previous build, a clean build must be performed."
750	@echo ""
751	@echo "Supported Targets:"
752	@echo "  all            Build all individual bootloader binaries"
753	@echo "  bl1            Build the BL1 binary"
754	@echo "  bl2            Build the BL2 binary"
755	@echo "  bl2u           Build the BL2U binary"
756	@echo "  bl31           Build the BL31 binary"
757	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
758	@echo "                 this builds secure payload specified by AARCH32_SP"
759	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
760	@echo "  fip            Build the Firmware Image Package (FIP)"
761	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
762	@echo "  checkcodebase  Check the coding style of the entire source tree"
763	@echo "  checkpatch     Check the coding style on changes in the current"
764	@echo "                 branch against BASE_COMMIT (default origin/master)"
765	@echo "  clean          Clean the build for the selected platform"
766	@echo "  cscope         Generate cscope index"
767	@echo "  distclean      Remove all build artifacts for all platforms"
768	@echo "  certtool       Build the Certificate generation tool"
769	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
770	@echo "  dtbs           Build the Flattened device tree (if required for the platform)"
771	@echo ""
772	@echo "Note: most build targets require PLAT to be set to a specific platform."
773	@echo ""
774	@echo "example: build all targets for the FVP platform:"
775	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
776