xref: /rk3399_ARM-atf/Makefile (revision e27b9491f39c4657727d3b1641680a7e5c09a3b4)
1#
2# Copyright (c) 2013-2024, 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			:= 2
11VERSION_MINOR			:= 11
12# VERSION_PATCH is only used for LTS releases
13VERSION_PATCH			:= 0
14VERSION				:= ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
15
16# Default goal is build all images
17.DEFAULT_GOAL			:= all
18
19# Avoid any implicit propagation of command line variable definitions to
20# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
21# usage. Other command line options like "-s" are still propagated as usual.
22MAKEOVERRIDES =
23
24MAKE_HELPERS_DIRECTORY := make_helpers/
25include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
26include ${MAKE_HELPERS_DIRECTORY}build_env.mk
27include ${MAKE_HELPERS_DIRECTORY}build-rules.mk
28include ${MAKE_HELPERS_DIRECTORY}common.mk
29
30################################################################################
31# Default values for build configurations, and their dependencies
32################################################################################
33
34include ${MAKE_HELPERS_DIRECTORY}defaults.mk
35
36################################################################################
37# Configure the toolchains used to build TF-A and its tools
38################################################################################
39
40#
41# The clean and check targets do not behave correctly if the user's environment
42# does not appropriately configure a toolchain. While we try to find a permanent
43# solution to this, do not try to detect any toolchains if we are building
44# exclusively with targets which do not use any toolchain tools.
45#
46
47ifeq ($(filter-out check% %clean doc %tool,$(or $(MAKECMDGOALS),all)),)
48        toolchains :=
49endif
50
51include ${MAKE_HELPERS_DIRECTORY}toolchain.mk
52
53# Assertions enabled for DEBUG builds by default
54ENABLE_ASSERTIONS		:= ${DEBUG}
55ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
56PLAT				:= ${DEFAULT_PLAT}
57
58################################################################################
59# Checkpatch script options
60################################################################################
61
62CHECKCODE_ARGS		:=	--no-patch
63# Do not check the coding style on imported library files or documentation files
64INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
65					include/drivers/arm,		\
66					$(wildcard include/drivers/*)))
67INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
68					include/lib/libfdt		\
69					include/lib/libc,		\
70					$(wildcard include/lib/*)))
71INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
72					include/lib			\
73					include/drivers,		\
74					$(wildcard include/*)))
75LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
76					lib/compiler-rt			\
77					lib/libfdt%			\
78					lib/libc,			\
79					lib/zlib			\
80					$(wildcard lib/*)))
81ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
82					lib				\
83					include				\
84					docs				\
85					%.rst,				\
86					$(wildcard *)))
87CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
88				${INC_DIRS_TO_CHECK}			\
89				${INC_LIB_DIRS_TO_CHECK}		\
90				${LIB_DIRS_TO_CHECK}			\
91				${INC_DRV_DIRS_TO_CHECK}		\
92				${INC_ARM_DIRS_TO_CHECK}
93
94################################################################################
95# Process build options
96################################################################################
97
98ifeq ($(verbose),)
99	CHECKCODE_ARGS	+=	--no-summary --terse
100endif
101
102################################################################################
103# Auxiliary tools (fiptool, cert_create, etc)
104################################################################################
105
106# Variables for use with Certificate Generation Tool
107CRTTOOLPATH		?=	tools/cert_create
108CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
109
110# Variables for use with Firmware Encryption Tool
111ENCTOOLPATH		?=	tools/encrypt_fw
112ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
113
114# Variables for use with Firmware Image Package
115FIPTOOLPATH		?=	tools/fiptool
116FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
117
118# Variables for use with sptool
119SPTOOLPATH		?=	tools/sptool
120SPTOOL			?=	${SPTOOLPATH}/sptool.py
121SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
122SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
123
124# Variables for use with Certificate Conversion (cot-dt2c) Tool
125CERTCONVPATH	?= tools/cot_dt2c
126
127# Variables for use with ROMLIB
128ROMLIBPATH		?=	lib/romlib
129
130# Variable for use with Python
131PYTHON			?=	python3
132
133# Variables for use with documentation build using Sphinx tool
134DOCS_PATH		?=	docs
135
136################################################################################
137# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
138################################################################################
139ifeq (${ARM_ARCH_MAJOR},7)
140	target32-directive	= 	-target arm-none-eabi
141# Will set march-directive from platform configuration
142else
143	target32-directive	= 	-target armv8a-none-eabi
144endif #(ARM_ARCH_MAJOR)
145
146################################################################################
147# Get Architecture Feature Modifiers
148################################################################################
149arch-features		=	${ARM_ARCH_FEATURE}
150
151ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
152	ifeq ($($(ARCH)-cc-id),arm-clang)
153		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
154		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
155	else
156		TF_CFLAGS_aarch32	=	$(target32-directive)
157		TF_CFLAGS_aarch64	:=	-target aarch64-elf
158	endif
159
160else ifeq ($($(ARCH)-cc-id),gnu-gcc)
161	# Enable LTO only for aarch64
162	ifeq (${ARCH},aarch64)
163		LTO_CFLAGS	=	$(if $(filter-out 0,$(ENABLE_LTO)),-flto)
164	endif
165endif #(clang)
166
167# Process Debug flag
168$(eval $(call add_define,DEBUG))
169ifneq (${DEBUG}, 0)
170	BUILD_TYPE	:=	debug
171	TF_CFLAGS	+=	-g -gdwarf-4
172	ASFLAGS		+=	-g -Wa,-gdwarf-4
173
174	# Use LOG_LEVEL_INFO by default for debug builds
175	LOG_LEVEL	:=	40
176else
177	BUILD_TYPE	:=	release
178	# Use LOG_LEVEL_NOTICE by default for release builds
179	LOG_LEVEL	:=	20
180endif #(Debug)
181
182# Default build string (git branch and commit)
183ifeq (${BUILD_STRING},)
184	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
185endif
186VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
187
188ifeq (${AARCH32_INSTRUCTION_SET},A32)
189	TF_CFLAGS_aarch32	+=	-marm
190else ifeq (${AARCH32_INSTRUCTION_SET},T32)
191	TF_CFLAGS_aarch32	+=	-mthumb
192else
193        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
194endif #(AARCH32_INSTRUCTION_SET)
195
196TF_CFLAGS_aarch32	+=	-mno-unaligned-access
197TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
198
199##############################################################################
200# WARNINGS Configuration
201###############################################################################
202# General warnings
203WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
204				-Wdisabled-optimization -Wvla -Wshadow	\
205				-Wredundant-decls
206# stricter warnings
207WARNINGS		+=	-Wextra -Wno-trigraphs
208# too verbose for generic build
209WARNINGS		+=	-Wno-missing-field-initializers \
210				-Wno-type-limits -Wno-sign-compare \
211# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
212WARNINGS		+=	-Wno-unused-parameter
213
214# Additional warnings
215# Level 1 - infrequent warnings we should have none of
216# full -Wextra
217WARNING1 += -Wsign-compare
218WARNING1 += -Wtype-limits
219WARNING1 += -Wmissing-field-initializers
220
221# Level 2 - problematic warnings that we want
222# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
223# TODO: disable just for them and move into default build
224WARNING2 += -Wold-style-definition
225WARNING2 += -Wmissing-prototypes
226WARNING2 += -Wmissing-format-attribute
227# TF-A aims to comply with this eventually. Effort too large at present
228WARNING2 += -Wundef
229# currently very involved and many platforms set this off
230WARNING2 += -Wunused-const-variable=2
231
232# Level 3 - very pedantic, frequently ignored
233WARNING3 := -Wbad-function-cast
234WARNING3 += -Waggregate-return
235WARNING3 += -Wnested-externs
236WARNING3 += -Wcast-align
237WARNING3 += -Wcast-qual
238WARNING3 += -Wconversion
239WARNING3 += -Wpacked
240WARNING3 += -Wpointer-arith
241WARNING3 += -Wswitch-default
242
243# Setting W is quite verbose and most warnings will be pre-existing issues
244# outside of the contributor's control. Don't fail the build on them so warnings
245# can be seen and hopefully addressed
246ifdef W
247	ifneq (${W},0)
248		E	 ?= 0
249	endif
250endif
251
252ifeq (${W},1)
253	WARNINGS += $(WARNING1)
254else ifeq (${W},2)
255	WARNINGS += $(WARNING1) $(WARNING2)
256else ifeq (${W},3)
257	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
258endif #(W)
259
260# Compiler specific warnings
261ifeq ($(filter %-clang,$($(ARCH)-cc-id)),)
262# not using clang
263WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
264				-Wpacked-bitfield-compat -Wshift-overflow=2 \
265				-Wlogical-op
266
267# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
268TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
269
270ifeq ($(HARDEN_SLS), 1)
271        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
272endif
273
274else
275# using clang
276WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
277				-Wlogical-op-parentheses
278endif #(Clang Warning)
279
280ifneq (${E},0)
281	ERRORS := -Werror
282endif #(E)
283
284################################################################################
285# Compiler and Linker Directives
286################################################################################
287CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
288				$(ERRORS) $(WARNINGS)
289ASFLAGS			+=	$(CPPFLAGS)                 			\
290				-ffreestanding -Wa,--fatal-warnings
291TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
292				-ffunction-sections -fdata-sections		\
293				-ffreestanding -fno-builtin -fno-common		\
294				-Os -std=gnu99
295
296ifeq (${SANITIZE_UB},on)
297	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
298endif #(${SANITIZE_UB},on)
299
300ifeq (${SANITIZE_UB},trap)
301	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
302				-fsanitize-undefined-trap-on-error
303endif #(${SANITIZE_UB},trap)
304
305GCC_V_OUTPUT		:=	$(if $($(ARCH)-cc),$(shell $($(ARCH)-cc) -v 2>&1))
306
307TF_LDFLAGS		+=	-z noexecstack
308
309# LD = armlink
310ifeq ($($(ARCH)-ld-id),arm-link)
311	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
312	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
313	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
314
315# LD = gcc (used when GCC LTO is enabled)
316else ifeq ($($(ARCH)-ld-id),gnu-gcc)
317	# Pass ld options with Wl or Xlinker switches
318	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
319	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
320	TF_LDFLAGS		+=	-Wl,--gc-sections
321
322	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
323	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
324	TF_LDFLAGS		+=	-Wl,--build-id=none
325
326	ifeq ($(ENABLE_LTO),1)
327		ifeq (${ARCH},aarch64)
328			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
329			TF_LDFLAGS      +=	-flto-partition=one
330		endif
331	endif #(ENABLE_LTO)
332
333# GCC automatically adds fix-cortex-a53-843419 flag when used to link
334# which breaks some builds, so disable if errata fix is not explicitly enabled
335	ifeq (${ARCH},aarch64)
336		ifneq (${ERRATA_A53_843419},1)
337			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
338		endif
339	endif
340	TF_LDFLAGS		+= 	-nostdlib
341	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
342
343# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
344else
345# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
346# are not loaded by a elf loader.
347	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
348	TF_LDFLAGS		+=	-O1
349	TF_LDFLAGS		+=	--gc-sections
350
351	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
352	TF_LDFLAGS		+=	-z max-page-size=4096
353	TF_LDFLAGS		+=	--build-id=none
354
355# ld.lld doesn't recognize the errata flags,
356# therefore don't add those in that case.
357# ld.lld reports section type mismatch warnings,
358# therefore don't add --fatal-warnings to it.
359	ifneq ($($(ARCH)-ld-id),llvm-lld)
360		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
361	endif
362
363endif #(LD = armlink)
364
365################################################################################
366# Setup ARCH_MAJOR/MINOR before parsing arch_features.
367################################################################################
368ifeq (${ENABLE_RME},1)
369	ARM_ARCH_MAJOR := 9
370	ARM_ARCH_MINOR := 2
371endif
372
373################################################################################
374# Common sources and include directories
375################################################################################
376include lib/compiler-rt/compiler-rt.mk
377
378# Allow overriding the timestamp, for example for reproducible builds, or to
379# synchronize timestamps across multiple projects.
380# This must be set to a C string (including quotes where applicable).
381BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__
382
383DEFINES += -DBUILD_MESSAGE_TIMESTAMP='$(BUILD_MESSAGE_TIMESTAMP)'
384DEFINES += -DBUILD_MESSAGE_VERSION_STRING='"$(VERSION_STRING)"'
385DEFINES += -DBUILD_MESSAGE_VERSION='"$(VERSION)"'
386
387BL_COMMON_SOURCES	+=	common/bl_common.c			\
388				common/tf_log.c				\
389				common/${ARCH}/debug.S			\
390				drivers/console/multi_console.c		\
391				lib/${ARCH}/cache_helpers.S		\
392				lib/${ARCH}/misc_helpers.S		\
393				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
394				plat/common/plat_bl_common.c		\
395				plat/common/plat_log_common.c		\
396				plat/common/${ARCH}/plat_common.c	\
397				plat/common/${ARCH}/platform_helpers.S	\
398				${COMPILER_RT_SRCS}
399
400ifeq ($($(ARCH)-cc-id),arm-clang)
401	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
402endif
403
404ifeq (${SANITIZE_UB},on)
405	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
406endif
407
408INCLUDES		+=	-Iinclude				\
409				-Iinclude/arch/${ARCH}			\
410				-Iinclude/lib/cpus/${ARCH}		\
411				-Iinclude/lib/el3_runtime/${ARCH}	\
412				${PLAT_INCLUDES}			\
413				${SPD_INCLUDES}
414
415DTC_FLAGS		+=	-I dts -O dtb
416DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
417				-x assembler-with-cpp $(DEFINES)
418
419include common/backtrace/backtrace.mk
420
421################################################################################
422# Generic definitions
423################################################################################
424include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
425
426ifeq (${BUILD_BASE},)
427     BUILD_BASE		:=	./build
428endif
429BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
430
431SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
432
433# Platforms providing their own TBB makefile may override this value
434INCLUDE_TBBR_MK		:=	1
435
436################################################################################
437# Include SPD Makefile if one has been specified
438################################################################################
439
440ifneq (${SPD},none)
441	ifeq (${ARCH},aarch32)
442                $(error "Error: SPD is incompatible with AArch32.")
443	endif
444
445	ifdef EL3_PAYLOAD_BASE
446                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
447                $(warning "The SPD and its BL32 companion will be present but \
448                ignored.")
449	endif
450
451	ifeq (${SPD},spmd)
452	# SPMD is located in std_svc directory
453		SPD_DIR := std_svc
454
455		ifeq ($(SPMD_SPM_AT_SEL2),1)
456			CTX_INCLUDE_EL2_REGS := 1
457			ifeq ($(SPMC_AT_EL3),1)
458                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
459			endif
460		endif
461
462		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
463			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
464		endif
465
466		ifeq ($(findstring trusty_sp,$(ARM_SPMC_MANIFEST_DTS)),trusty_sp)
467			DTC_CPPFLAGS	+=	-DTRUSTY_SP_FW_CONFIG
468		endif
469
470		ifeq ($(TS_SP_FW_CONFIG),1)
471			DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
472		endif
473
474		ifneq ($(ARM_BL2_SP_LIST_DTS),)
475		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
476		endif
477
478		ifneq ($(SP_LAYOUT_FILE),)
479		BL2_ENABLE_SP_LOAD := 1
480		endif
481
482		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
483			ifneq ($(SPMC_AT_EL3),1)
484			$(error SEL0 SP cannot be enabled without SPMC at EL3)
485			endif
486		endif
487	else
488		# All other SPDs in spd directory
489		SPD_DIR := spd
490	endif #(SPD)
491
492	# We expect to locate an spd.mk under the specified SPD directory
493	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
494
495	ifeq (${SPD_MAKE},)
496                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
497	endif
498        $(info Including ${SPD_MAKE})
499        include ${SPD_MAKE}
500
501	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
502	# Makefile would set NEED_BL32 to "yes". In this case, the build system
503	# supports two mutually exclusive options:
504	# * BL32 is built from source: then BL32_SOURCES must contain the list
505	#   of source files to build BL32
506	# * BL32 is a prebuilt binary: then BL32 must point to the image file
507	#   that will be included in the FIP
508	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
509	# over the sources.
510endif #(SPD=none)
511
512ifeq (${ENABLE_SPMD_LP}, 1)
513ifneq (${SPD},spmd)
514        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
515endif
516ifeq ($(SPMC_AT_EL3),1)
517        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
518endif
519endif
520
521################################################################################
522# Process BRANCH_PROTECTION value and set
523# Pointer Authentication and Branch Target Identification flags
524################################################################################
525ifeq (${BRANCH_PROTECTION},0)
526	# Default value turns off all types of branch protection
527	BP_OPTION := none
528else ifneq (${ARCH},aarch64)
529        $(error BRANCH_PROTECTION requires AArch64)
530else ifeq (${BRANCH_PROTECTION},1)
531	# Enables all types of branch protection features
532	BP_OPTION := standard
533	ENABLE_BTI := 1
534	ENABLE_PAUTH := 1
535else ifeq (${BRANCH_PROTECTION},2)
536	# Return address signing to its standard level
537	BP_OPTION := pac-ret
538	ENABLE_PAUTH := 1
539else ifeq (${BRANCH_PROTECTION},3)
540	# Extend the signing to include leaf functions
541	BP_OPTION := pac-ret+leaf
542	ENABLE_PAUTH := 1
543else ifeq (${BRANCH_PROTECTION},4)
544	# Turn on branch target identification mechanism
545	BP_OPTION := bti
546	ENABLE_BTI := 1
547else
548        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
549endif #(BRANCH_PROTECTION)
550
551ifeq ($(ENABLE_PAUTH),1)
552	CTX_INCLUDE_PAUTH_REGS := 1
553endif
554ifneq (${BP_OPTION},none)
555	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
556endif #(BP_OPTION)
557
558# Pointer Authentication sources
559ifeq (${ENABLE_PAUTH}, 1)
560# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
561# Pauth support. As it's not secure, it must be reimplemented for real platforms
562	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
563endif
564
565################################################################################
566# Include the platform specific Makefile after the SPD Makefile (the platform
567# makefile may use all previous definitions in this file)
568################################################################################
569include ${PLAT_MAKEFILE_FULL}
570
571################################################################################
572# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
573# platform.
574################################################################################
575include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
576
577####################################################
578# Enable required options for Memory Stack Tagging.
579####################################################
580
581# Currently, these options are enabled only for clang and armclang compiler.
582ifeq (${SUPPORT_STACK_MEMTAG},yes)
583    ifdef mem_tag_arch_support
584        # Check for armclang and clang compilers
585        ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
586        # Add "memtag" architecture feature modifier if not specified
587            ifeq ( ,$(findstring memtag,$(arch-features)))
588                arch-features	:=	$(arch-features)+memtag
589            endif	# memtag
590            ifeq ($($(ARCH)-cc-id),arm-clang)
591                TF_CFLAGS	+=	-mmemtag-stack
592            else ifeq ($($(ARCH)-cc-id),llvm-clang)
593                TF_CFLAGS	+=	-fsanitize=memtag
594            endif	# armclang
595        endif
596    else
597        $(error "Error: stack memory tagging is not supported for  \
598        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
599	endif #(mem_tag_arch_support)
600endif #(SUPPORT_STACK_MEMTAG)
601
602################################################################################
603# RME dependent flags configuration, Enable optional features for RME.
604################################################################################
605# FEAT_RME
606ifeq (${ENABLE_RME},1)
607	# RME doesn't support BRBE
608	ENABLE_BRBE_FOR_NS := 0
609
610	# RME doesn't support PIE
611	ifneq (${ENABLE_PIE},0)
612                $(error ENABLE_RME does not support PIE)
613	endif
614
615	# RME doesn't support BRBE
616	ifneq (${ENABLE_BRBE_FOR_NS},0)
617                $(error ENABLE_RME does not support BRBE.)
618	endif
619
620	# RME requires AARCH64
621	ifneq (${ARCH},aarch64)
622                $(error ENABLE_RME requires AArch64)
623	endif
624
625	# RME requires el2 context to be saved for now.
626	CTX_INCLUDE_EL2_REGS := 1
627	CTX_INCLUDE_AARCH32_REGS := 0
628	CTX_INCLUDE_PAUTH_REGS := 1
629
630	# RME enables CSV2_2 extension by default.
631	ENABLE_FEAT_CSV2_2 = 1
632endif #(FEAT_RME)
633
634################################################################################
635# Include rmmd Makefile if RME is enabled
636################################################################################
637ifneq (${ENABLE_RME},0)
638	ifneq (${ARCH},aarch64)
639                $(error ENABLE_RME requires AArch64)
640	endif
641	ifeq ($(SPMC_AT_EL3),1)
642                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
643	endif
644
645	ifneq (${SPD}, none)
646		ifneq (${SPD}, spmd)
647                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
648		endif
649	endif
650include services/std_svc/rmmd/rmmd.mk
651$(warning "RME is an experimental feature")
652endif
653
654ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
655	ifeq (${SPD},none)
656		ifeq (${ENABLE_RME},0)
657                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
658                        or RME is enabled)
659		endif
660	endif
661endif
662
663################################################################################
664# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
665# up with appropriate march values for compiler.
666################################################################################
667include ${MAKE_HELPERS_DIRECTORY}march.mk
668
669TF_CFLAGS   +=	$(march-directive)
670ASFLAGS		+=	$(march-directive)
671
672# This internal flag is common option which is set to 1 for scenarios
673# when the BL2 is running in EL3 level. This occurs in two scenarios -
674# 4 world system running BL2 at EL3 and two world system without BL1 running
675# BL2 in EL3
676
677ifeq (${RESET_TO_BL2},1)
678	BL2_RUNS_AT_EL3	:=	1
679	ifeq (${ENABLE_RME},1)
680                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
681                supported at the moment.)
682	endif
683else ifeq (${ENABLE_RME},1)
684	BL2_RUNS_AT_EL3	:=	1
685else
686	BL2_RUNS_AT_EL3	:=	0
687endif
688
689# This internal flag is set to 1 when Firmware First handling of External aborts
690# is required by lowe ELs. Currently only NS requires this support.
691ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
692	FFH_SUPPORT := 1
693else
694	FFH_SUPPORT := 0
695endif
696
697ifeq (${ARM_ARCH_MAJOR},7)
698include make_helpers/armv7-a-cpus.mk
699endif
700
701PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
702ifneq ($(PIE_FOUND),)
703	TF_CFLAGS	+=	-fno-PIE
704ifeq ($($(ARCH)-ld-id),gnu-gcc)
705	TF_LDFLAGS	+=	-no-pie
706endif
707endif #(PIE_FOUND)
708
709ifeq ($($(ARCH)-ld-id),gnu-gcc)
710	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
711else
712	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
713endif
714
715ifeq ($(ENABLE_PIE),1)
716	ifeq ($(RESET_TO_BL2),1)
717		ifneq ($(BL2_IN_XIP_MEM),1)
718			BL2_CPPFLAGS	+=	-fpie
719			BL2_CFLAGS	+=	-fpie
720			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
721		endif #(BL2_IN_XIP_MEM)
722	endif #(RESET_TO_BL2)
723	BL31_CPPFLAGS	+=	-fpie
724	BL31_CFLAGS 	+=	-fpie
725	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
726
727	BL32_CPPFLAGS	+=	-fpie
728	BL32_CFLAGS	+=	-fpie
729	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
730endif #(ENABLE_PIE)
731
732BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
733BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
734BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
735
736BL1_CPPFLAGS += -DIMAGE_AT_EL3
737ifeq ($(RESET_TO_BL2),1)
738	BL2_CPPFLAGS += -DIMAGE_AT_EL3
739else
740	BL2_CPPFLAGS += -DIMAGE_AT_EL1
741endif #(RESET_TO_BL2)
742
743ifeq (${ARCH},aarch64)
744	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
745	BL31_CPPFLAGS += -DIMAGE_AT_EL3
746	BL32_CPPFLAGS += -DIMAGE_AT_EL1
747else
748	BL32_CPPFLAGS += -DIMAGE_AT_EL3
749endif
750
751# Include the CPU specific operations makefile, which provides default
752# values for all CPU errata workarounds and CPU specific optimisations.
753# This can be overridden by the platform.
754include lib/cpus/cpu-ops.mk
755
756################################################################################
757# Build `AARCH32_SP` as BL32 image for AArch32
758################################################################################
759ifeq (${ARCH},aarch32)
760        NEED_BL32 := yes
761
762        ifneq (${AARCH32_SP},none)
763        # We expect to locate an sp.mk under the specified AARCH32_SP directory
764		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
765
766                ifeq (${AARCH32_SP_MAKE},)
767                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
768                endif
769                $(info Including ${AARCH32_SP_MAKE})
770                include ${AARCH32_SP_MAKE}
771        endif
772endif #(ARCH=aarch32)
773
774################################################################################
775# Include libc if not overridden
776################################################################################
777ifeq (${OVERRIDE_LIBC},0)
778include lib/libc/libc.mk
779endif
780
781################################################################################
782# Check incompatible options and dependencies
783################################################################################
784
785# USE_DEBUGFS experimental feature recommended only in debug builds
786ifeq (${USE_DEBUGFS},1)
787        ifeq (${DEBUG},1)
788                $(warning DEBUGFS experimental feature is enabled.)
789        else
790                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
791        endif
792endif #(USE_DEBUGFS)
793
794# USE_SPINLOCK_CAS requires AArch64 build
795ifeq (${USE_SPINLOCK_CAS},1)
796        ifneq (${ARCH},aarch64)
797               $(error USE_SPINLOCK_CAS requires AArch64)
798        endif
799endif #(USE_SPINLOCK_CAS)
800
801# The cert_create tool cannot generate certificates individually, so we use the
802# target 'certificates' to create them all
803ifneq (${GENERATE_COT},0)
804        FIP_DEPS += certificates
805        FWU_FIP_DEPS += fwu_certificates
806endif
807
808ifneq (${DECRYPTION_SUPPORT},none)
809	ENC_ARGS += -f ${FW_ENC_STATUS}
810	ENC_ARGS += -k ${ENC_KEY}
811	ENC_ARGS += -n ${ENC_NONCE}
812	FIP_DEPS += enctool
813	FWU_FIP_DEPS += enctool
814endif #(DECRYPTION_SUPPORT)
815
816ifdef EL3_PAYLOAD_BASE
817	ifdef PRELOADED_BL33_BASE
818                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
819		incompatible build options. EL3_PAYLOAD_BASE has priority.")
820	endif
821	ifneq (${GENERATE_COT},0)
822                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
823                build options.")
824	endif
825	ifneq (${TRUSTED_BOARD_BOOT},0)
826                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
827                incompatible \ build options.")
828	endif
829endif #(EL3_PAYLOAD_BASE)
830
831ifeq (${NEED_BL33},yes)
832	ifdef EL3_PAYLOAD_BASE
833                $(warning "BL33 image is not needed when option \
834                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
835	endif
836	ifdef PRELOADED_BL33_BASE
837                $(warning "BL33 image is not needed when option \
838                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
839	endif
840endif #(NEED_BL33)
841
842# When building for systems with hardware-assisted coherency, there's no need to
843# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
844ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
845        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
846endif
847
848#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
849ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
850        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
851endif
852
853# RAS_EXTENSION is deprecated, provide alternate build options
854ifeq ($(RAS_EXTENSION),1)
855        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
856        and HANDLE_EA_EL3_FIRST_NS instead")
857endif
858
859
860# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
861ifeq ($(FAULT_INJECTION_SUPPORT),1)
862	ifeq ($(ENABLE_FEAT_RAS),0)
863                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
864	endif
865endif #(FAULT_INJECTION_SUPPORT)
866
867# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
868ifeq ($(DYN_DISABLE_AUTH), 1)
869	ifeq (${TRUSTED_BOARD_BOOT}, 0)
870                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
871                to be set.")
872	endif
873endif #(DYN_DISABLE_AUTH)
874
875ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
876# Support authentication verification and hash calculation
877	CRYPTO_SUPPORT := 3
878else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
879# Support authentication verification and hash calculation
880	CRYPTO_SUPPORT := 3
881else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
882# Support hash calculation only
883	CRYPTO_SUPPORT := 2
884else ifeq (${TRUSTED_BOARD_BOOT},1)
885# Support authentication verification only
886	CRYPTO_SUPPORT := 1
887else
888	CRYPTO_SUPPORT := 0
889endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
890
891# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
892ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
893        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
894endif
895
896# If pointer authentication is used in the firmware, make sure that all the
897# registers associated to it are also saved and restored.
898# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
899ifeq ($(ENABLE_PAUTH),1)
900	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
901                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
902	endif
903endif #(ENABLE_PAUTH)
904
905ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
906	ifneq (${ARCH},aarch64)
907                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
908	endif
909endif #(CTX_INCLUDE_PAUTH_REGS)
910
911ifeq ($(FEATURE_DETECTION),1)
912        $(info FEATURE_DETECTION is an experimental feature)
913endif #(FEATURE_DETECTION)
914
915ifneq ($(ENABLE_SME2_FOR_NS), 0)
916	ifeq (${ENABLE_SME_FOR_NS}, 0)
917                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
918                to be set")
919                $(warning "Forced ENABLE_SME_FOR_NS=1")
920		override ENABLE_SME_FOR_NS	:= 1
921	endif
922endif #(ENABLE_SME2_FOR_NS)
923
924ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
925	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
926                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
927                library v2")
928	endif
929endif #(ARM_XLAT_TABLES_LIB_V1)
930
931ifneq (${DECRYPTION_SUPPORT},none)
932	ifeq (${TRUSTED_BOARD_BOOT}, 0)
933                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
934                to be set)
935	endif
936endif #(DECRYPTION_SUPPORT)
937
938# Ensure that no Aarch64-only features are enabled in Aarch32 build
939ifeq (${ARCH},aarch32)
940
941	# SME/SVE only supported on AArch64
942	ifneq (${ENABLE_SME_FOR_NS},0)
943                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
944	endif
945
946	ifeq (${ENABLE_SVE_FOR_NS},1)
947		# Warning instead of error due to CI dependency on this
948                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
949	endif
950
951	# BRBE is not supported in AArch32
952	ifeq (${ENABLE_BRBE_FOR_NS},1)
953                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
954	endif
955
956	# FEAT_RNG_TRAP is not supported in AArch32
957	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
958                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
959	endif
960endif #(ARCH=aarch32)
961
962ifneq (${ENABLE_SME_FOR_NS},0)
963	ifeq (${ENABLE_SVE_FOR_NS},0)
964                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
965	endif
966endif #(ENABLE_SME_FOR_NS)
967
968# Secure SME/SVE requires the non-secure component as well
969ifeq (${ENABLE_SME_FOR_SWD},1)
970	ifeq (${ENABLE_SME_FOR_NS},0)
971                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
972	endif
973	ifeq (${ENABLE_SVE_FOR_SWD},0)
974                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
975	endif
976endif #(ENABLE_SME_FOR_SWD)
977
978ifeq (${ENABLE_SVE_FOR_SWD},1)
979	ifeq (${ENABLE_SVE_FOR_NS},0)
980                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
981	endif
982endif #(ENABLE_SVE_FOR_SWD)
983
984# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
985# its own context management including FPU registers.
986ifeq (${CTX_INCLUDE_FPREGS},1)
987	ifneq (${ENABLE_SME_FOR_NS},0)
988                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
989	endif
990
991	ifeq (${ENABLE_SVE_FOR_NS},1)
992		# Warning instead of error due to CI dependency on this
993                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
994                $(warning "Forced ENABLE_SVE_FOR_NS=0")
995		override ENABLE_SVE_FOR_NS	:= 0
996	endif
997endif #(CTX_INCLUDE_FPREGS)
998
999ifeq ($(DRTM_SUPPORT),1)
1000        $(info DRTM_SUPPORT is an experimental feature)
1001endif
1002
1003ifeq (${TRANSFER_LIST},1)
1004        $(info TRANSFER_LIST is an experimental feature)
1005endif
1006
1007ifeq (${ENABLE_RME},1)
1008	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1009                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1010	endif
1011endif
1012
1013ifeq ($(PSA_CRYPTO),1)
1014        $(info PSA_CRYPTO is an experimental feature)
1015endif
1016
1017ifeq ($(DICE_PROTECTION_ENVIRONMENT),1)
1018        $(info DICE_PROTECTION_ENVIRONMENT is an experimental feature)
1019endif
1020
1021################################################################################
1022# Process platform overrideable behaviour
1023################################################################################
1024
1025ifdef BL1_SOURCES
1026	NEED_BL1 := yes
1027endif #(BL1_SOURCES)
1028
1029ifdef BL2_SOURCES
1030	NEED_BL2 := yes
1031
1032	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1033	# Certificate generation tools. This flag can be overridden by the platform.
1034	ifdef EL3_PAYLOAD_BASE
1035		# If booting an EL3 payload there is no need for a BL33 image
1036		# in the FIP file.
1037		NEED_BL33		:=	no
1038	else
1039		ifdef PRELOADED_BL33_BASE
1040			# If booting a BL33 preloaded image there is no need of
1041			# another one in the FIP file.
1042			NEED_BL33		:=	no
1043		else
1044			NEED_BL33		?=	yes
1045		endif
1046	endif
1047endif #(BL2_SOURCES)
1048
1049ifdef BL2U_SOURCES
1050	NEED_BL2U := yes
1051endif #(BL2U_SOURCES)
1052
1053# If SCP_BL2 is given, we always want FIP to include it.
1054ifdef SCP_BL2
1055	NEED_SCP_BL2		:=	yes
1056endif #(SCP_BL2)
1057
1058# For AArch32, BL31 is not currently supported.
1059ifneq (${ARCH},aarch32)
1060	ifdef BL31_SOURCES
1061	# When booting an EL3 payload, there is no need to compile the BL31
1062	# image nor put it in the FIP.
1063		ifndef EL3_PAYLOAD_BASE
1064			NEED_BL31 := yes
1065		endif
1066	endif
1067endif #(ARCH=aarch64)
1068
1069# Process TBB related flags
1070ifneq (${GENERATE_COT},0)
1071	# Common cert_create options
1072	ifneq (${CREATE_KEYS},0)
1073                $(eval CRT_ARGS += -n)
1074                $(eval FWU_CRT_ARGS += -n)
1075		ifneq (${SAVE_KEYS},0)
1076                        $(eval CRT_ARGS += -k)
1077                        $(eval FWU_CRT_ARGS += -k)
1078		endif
1079	endif
1080	# Include TBBR makefile (unless the platform indicates otherwise)
1081	ifeq (${INCLUDE_TBBR_MK},1)
1082                include make_helpers/tbbr/tbbr_tools.mk
1083	endif
1084endif #(GENERATE_COT)
1085
1086ifneq (${FIP_ALIGN},0)
1087	FIP_ARGS += --align ${FIP_ALIGN}
1088endif #(FIP_ALIGN)
1089
1090ifdef FDT_SOURCES
1091	NEED_FDT := yes
1092endif #(FDT_SOURCES)
1093
1094################################################################################
1095# Include libraries' Makefile that are used in all BL
1096################################################################################
1097
1098include lib/stack_protector/stack_protector.mk
1099
1100################################################################################
1101# Include BL specific makefiles
1102################################################################################
1103
1104ifeq (${NEED_BL1},yes)
1105include bl1/bl1.mk
1106endif
1107
1108ifeq (${NEED_BL2},yes)
1109include bl2/bl2.mk
1110endif
1111
1112ifeq (${NEED_BL2U},yes)
1113include bl2u/bl2u.mk
1114endif
1115
1116ifeq (${NEED_BL31},yes)
1117include bl31/bl31.mk
1118endif
1119
1120################################################################################
1121# Build options checks
1122################################################################################
1123
1124# Boolean_Flags
1125$(eval $(call assert_booleans,\
1126    $(sort \
1127	ALLOW_RO_XLAT_TABLES \
1128	BL2_ENABLE_SP_LOAD \
1129	COLD_BOOT_SINGLE_CPU \
1130	CREATE_KEYS \
1131	CTX_INCLUDE_AARCH32_REGS \
1132	CTX_INCLUDE_FPREGS \
1133	CTX_INCLUDE_EL2_REGS \
1134	CTX_INCLUDE_MPAM_REGS \
1135	DEBUG \
1136	DYN_DISABLE_AUTH \
1137	EL3_EXCEPTION_HANDLING \
1138	ENABLE_AMU_AUXILIARY_COUNTERS \
1139	ENABLE_AMU_FCONF \
1140	AMU_RESTRICT_COUNTERS \
1141	ENABLE_ASSERTIONS \
1142	ENABLE_PIE \
1143	ENABLE_PMF \
1144	ENABLE_PSCI_STAT \
1145	ENABLE_RUNTIME_INSTRUMENTATION \
1146	ENABLE_SME_FOR_SWD \
1147	ENABLE_SVE_FOR_SWD \
1148	ENABLE_FEAT_RAS	\
1149	FFH_SUPPORT	\
1150	ERROR_DEPRECATED \
1151	FAULT_INJECTION_SUPPORT \
1152	GENERATE_COT \
1153	GICV2_G0_FOR_EL3 \
1154	HANDLE_EA_EL3_FIRST_NS \
1155	HARDEN_SLS \
1156	HW_ASSISTED_COHERENCY \
1157	MEASURED_BOOT \
1158	DICE_PROTECTION_ENVIRONMENT \
1159	DRTM_SUPPORT \
1160	NS_TIMER_SWITCH \
1161	OVERRIDE_LIBC \
1162	PL011_GENERIC_UART \
1163	PROGRAMMABLE_RESET_ADDRESS \
1164	PSCI_EXTENDED_STATE_ID \
1165	PSCI_OS_INIT_MODE \
1166	RESET_TO_BL31 \
1167	SAVE_KEYS \
1168	SEPARATE_CODE_AND_RODATA \
1169	SEPARATE_BL2_NOLOAD_REGION \
1170	SEPARATE_NOBITS_REGION \
1171	SPIN_ON_BL1_EXIT \
1172	SPM_MM \
1173	SPMC_AT_EL3 \
1174	SPMC_AT_EL3_SEL0_SP \
1175	SPMD_SPM_AT_SEL2 \
1176	ENABLE_SPMD_LP \
1177	TRANSFER_LIST \
1178	TRUSTED_BOARD_BOOT \
1179	USE_COHERENT_MEM \
1180	USE_DEBUGFS \
1181	ARM_IO_IN_DTB \
1182	SDEI_IN_FCONF \
1183	SEC_INT_DESC_IN_FCONF \
1184	USE_ROMLIB \
1185	USE_TBBR_DEFS \
1186	WARMBOOT_ENABLE_DCACHE_EARLY \
1187	RESET_TO_BL2 \
1188	BL2_IN_XIP_MEM \
1189	BL2_INV_DCACHE \
1190	USE_SPINLOCK_CAS \
1191	ENCRYPT_BL31 \
1192	ENCRYPT_BL32 \
1193	ERRATA_SPECULATIVE_AT \
1194	RAS_TRAP_NS_ERR_REC_ACCESS \
1195	COT_DESC_IN_DTB \
1196	USE_SP804_TIMER \
1197	PSA_FWU_SUPPORT \
1198	PSA_FWU_METADATA_FW_STORE_DESC \
1199	ENABLE_MPMM \
1200	ENABLE_MPMM_FCONF \
1201	FEATURE_DETECTION \
1202	TRNG_SUPPORT \
1203	ERRATA_ABI_SUPPORT \
1204	ERRATA_NON_ARM_INTERCONNECT \
1205	CONDITIONAL_CMO \
1206	PSA_CRYPTO	\
1207	ENABLE_CONSOLE_GETC \
1208	INIT_UNUSED_NS_EL2	\
1209	PLATFORM_REPORT_CTX_MEM_USE \
1210	EARLY_CONSOLE \
1211	PRESERVE_DSU_PMU_REGS \
1212)))
1213
1214# Numeric_Flags
1215$(eval $(call assert_numerics,\
1216    $(sort \
1217	ARM_ARCH_MAJOR \
1218	ARM_ARCH_MINOR \
1219	BRANCH_PROTECTION \
1220	CTX_INCLUDE_PAUTH_REGS \
1221	CTX_INCLUDE_NEVE_REGS \
1222	CRYPTO_SUPPORT \
1223	DISABLE_MTPMU \
1224	ENABLE_BRBE_FOR_NS \
1225	ENABLE_TRBE_FOR_NS \
1226	ENABLE_BTI \
1227	ENABLE_PAUTH \
1228	ENABLE_FEAT_AMU \
1229	ENABLE_FEAT_AMUv1p1 \
1230	ENABLE_FEAT_CSV2_2 \
1231	ENABLE_FEAT_CSV2_3 \
1232	ENABLE_FEAT_DEBUGV8P9 \
1233	ENABLE_FEAT_DIT \
1234	ENABLE_FEAT_ECV \
1235	ENABLE_FEAT_FGT \
1236	ENABLE_FEAT_FGT2 \
1237	ENABLE_FEAT_HCX \
1238	ENABLE_FEAT_MTE2 \
1239	ENABLE_FEAT_PAN \
1240	ENABLE_FEAT_RNG \
1241	ENABLE_FEAT_RNG_TRAP \
1242	ENABLE_FEAT_SEL2 \
1243	ENABLE_FEAT_TCR2 \
1244	ENABLE_FEAT_SB \
1245	ENABLE_FEAT_S2PIE \
1246	ENABLE_FEAT_S1PIE \
1247	ENABLE_FEAT_S2POE \
1248	ENABLE_FEAT_S1POE \
1249	ENABLE_FEAT_GCS \
1250	ENABLE_FEAT_VHE \
1251	ENABLE_FEAT_MPAM \
1252	ENABLE_RME \
1253	ENABLE_SPE_FOR_NS \
1254	ENABLE_SYS_REG_TRACE_FOR_NS \
1255	ENABLE_SME_FOR_NS \
1256	ENABLE_SME2_FOR_NS \
1257	ENABLE_SVE_FOR_NS \
1258	ENABLE_TRF_FOR_NS \
1259	FW_ENC_STATUS \
1260	NR_OF_FW_BANKS \
1261	NR_OF_IMAGES_IN_FW_BANK \
1262	TWED_DELAY \
1263	ENABLE_FEAT_TWED \
1264	SVE_VECTOR_LEN \
1265	IMPDEF_SYSREG_TRAP \
1266)))
1267
1268ifdef KEY_SIZE
1269        $(eval $(call assert_numeric,KEY_SIZE))
1270endif
1271
1272ifeq ($(filter $(SANITIZE_UB), on off trap),)
1273        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1274endif
1275
1276################################################################################
1277# Add definitions to the cpp preprocessor based on the current build options.
1278# This is done after including the platform specific makefile to allow the
1279# platform to overwrite the default options
1280################################################################################
1281
1282$(eval $(call add_defines,\
1283    $(sort \
1284	ALLOW_RO_XLAT_TABLES \
1285	ARM_ARCH_MAJOR \
1286	ARM_ARCH_MINOR \
1287	BL2_ENABLE_SP_LOAD \
1288	COLD_BOOT_SINGLE_CPU \
1289	CTX_INCLUDE_AARCH32_REGS \
1290	CTX_INCLUDE_FPREGS \
1291	CTX_INCLUDE_PAUTH_REGS \
1292	CTX_INCLUDE_MPAM_REGS \
1293	EL3_EXCEPTION_HANDLING \
1294	CTX_INCLUDE_EL2_REGS \
1295	CTX_INCLUDE_NEVE_REGS \
1296	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1297	DISABLE_MTPMU \
1298	ENABLE_FEAT_AMU \
1299	ENABLE_AMU_AUXILIARY_COUNTERS \
1300	ENABLE_AMU_FCONF \
1301	AMU_RESTRICT_COUNTERS \
1302	ENABLE_ASSERTIONS \
1303	ENABLE_BTI \
1304	ENABLE_FEAT_DEBUGV8P9 \
1305	ENABLE_FEAT_MPAM \
1306	ENABLE_PAUTH \
1307	ENABLE_PIE \
1308	ENABLE_PMF \
1309	ENABLE_PSCI_STAT \
1310	ENABLE_RME \
1311	ENABLE_RUNTIME_INSTRUMENTATION \
1312	ENABLE_SME_FOR_NS \
1313	ENABLE_SME2_FOR_NS \
1314	ENABLE_SME_FOR_SWD \
1315	ENABLE_SPE_FOR_NS \
1316	ENABLE_SVE_FOR_NS \
1317	ENABLE_SVE_FOR_SWD \
1318	ENABLE_FEAT_RAS \
1319	FFH_SUPPORT \
1320	ENCRYPT_BL31 \
1321	ENCRYPT_BL32 \
1322	ERROR_DEPRECATED \
1323	FAULT_INJECTION_SUPPORT \
1324	GICV2_G0_FOR_EL3 \
1325	HANDLE_EA_EL3_FIRST_NS \
1326	HW_ASSISTED_COHERENCY \
1327	LOG_LEVEL \
1328	MEASURED_BOOT \
1329	DICE_PROTECTION_ENVIRONMENT \
1330	DRTM_SUPPORT \
1331	NS_TIMER_SWITCH \
1332	PL011_GENERIC_UART \
1333	PLAT_${PLAT} \
1334	PROGRAMMABLE_RESET_ADDRESS \
1335	PSCI_EXTENDED_STATE_ID \
1336	PSCI_OS_INIT_MODE \
1337	RESET_TO_BL31 \
1338	RME_GPT_BITLOCK_BLOCK \
1339	RME_GPT_MAX_BLOCK \
1340	SEPARATE_CODE_AND_RODATA \
1341	SEPARATE_BL2_NOLOAD_REGION \
1342	SEPARATE_NOBITS_REGION \
1343	RECLAIM_INIT_CODE \
1344	SPD_${SPD} \
1345	SPIN_ON_BL1_EXIT \
1346	SPM_MM \
1347	SPMC_AT_EL3 \
1348	SPMC_AT_EL3_SEL0_SP \
1349	SPMD_SPM_AT_SEL2 \
1350	TRANSFER_LIST \
1351	TRUSTED_BOARD_BOOT \
1352	CRYPTO_SUPPORT \
1353	TRNG_SUPPORT \
1354	ERRATA_ABI_SUPPORT \
1355	ERRATA_NON_ARM_INTERCONNECT \
1356	USE_COHERENT_MEM \
1357	USE_DEBUGFS \
1358	ARM_IO_IN_DTB \
1359	SDEI_IN_FCONF \
1360	SEC_INT_DESC_IN_FCONF \
1361	USE_ROMLIB \
1362	USE_TBBR_DEFS \
1363	WARMBOOT_ENABLE_DCACHE_EARLY \
1364	RESET_TO_BL2 \
1365	BL2_RUNS_AT_EL3	\
1366	BL2_IN_XIP_MEM \
1367	BL2_INV_DCACHE \
1368	USE_SPINLOCK_CAS \
1369	ERRATA_SPECULATIVE_AT \
1370	RAS_TRAP_NS_ERR_REC_ACCESS \
1371	COT_DESC_IN_DTB \
1372	USE_SP804_TIMER \
1373	ENABLE_FEAT_RNG \
1374	ENABLE_FEAT_RNG_TRAP \
1375	ENABLE_FEAT_SB \
1376	ENABLE_FEAT_DIT \
1377	NR_OF_FW_BANKS \
1378	NR_OF_IMAGES_IN_FW_BANK \
1379	PSA_FWU_SUPPORT \
1380	PSA_FWU_METADATA_FW_STORE_DESC \
1381	ENABLE_BRBE_FOR_NS \
1382	ENABLE_TRBE_FOR_NS \
1383	ENABLE_SYS_REG_TRACE_FOR_NS \
1384	ENABLE_TRF_FOR_NS \
1385	ENABLE_FEAT_HCX \
1386	ENABLE_MPMM \
1387	ENABLE_MPMM_FCONF \
1388	ENABLE_FEAT_FGT \
1389	ENABLE_FEAT_FGT2 \
1390	ENABLE_FEAT_ECV \
1391	ENABLE_FEAT_AMUv1p1 \
1392	ENABLE_FEAT_SEL2 \
1393	ENABLE_FEAT_VHE \
1394	ENABLE_FEAT_CSV2_2 \
1395	ENABLE_FEAT_CSV2_3 \
1396	ENABLE_FEAT_PAN \
1397	ENABLE_FEAT_TCR2 \
1398	ENABLE_FEAT_S2PIE \
1399	ENABLE_FEAT_S1PIE \
1400	ENABLE_FEAT_S2POE \
1401	ENABLE_FEAT_S1POE \
1402	ENABLE_FEAT_GCS \
1403	ENABLE_FEAT_MTE2 \
1404	FEATURE_DETECTION \
1405	TWED_DELAY \
1406	ENABLE_FEAT_TWED \
1407	CONDITIONAL_CMO \
1408	IMPDEF_SYSREG_TRAP \
1409	SVE_VECTOR_LEN \
1410	ENABLE_SPMD_LP \
1411	PSA_CRYPTO	\
1412	ENABLE_CONSOLE_GETC \
1413	INIT_UNUSED_NS_EL2	\
1414	PLATFORM_REPORT_CTX_MEM_USE \
1415	EARLY_CONSOLE \
1416	PRESERVE_DSU_PMU_REGS \
1417)))
1418
1419ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1420ifeq (${DEBUG}, 0)
1421        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1422        override PLATFORM_REPORT_CTX_MEM_USE := 0
1423endif
1424endif
1425
1426ifeq (${SANITIZE_UB},trap)
1427        $(eval $(call add_define,MONITOR_TRAPS))
1428endif #(SANITIZE_UB)
1429
1430# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1431ifdef EL3_PAYLOAD_BASE
1432        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1433else
1434# Define the PRELOADED_BL33_BASE flag only if it is provided and
1435# EL3_PAYLOAD_BASE is not defined, as it has priority.
1436	ifdef PRELOADED_BL33_BASE
1437                $(eval $(call add_define,PRELOADED_BL33_BASE))
1438	endif
1439endif #(EL3_PAYLOAD_BASE)
1440
1441# Define the DYN_DISABLE_AUTH flag only if set.
1442ifeq (${DYN_DISABLE_AUTH},1)
1443        $(eval $(call add_define,DYN_DISABLE_AUTH))
1444endif
1445
1446ifeq ($($(ARCH)-ld-id),arm-link)
1447        $(eval $(call add_define,USE_ARM_LINK))
1448endif
1449
1450# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1451ifeq (${SPD},spmd)
1452ifdef SP_LAYOUT_FILE
1453	-include $(BUILD_PLAT)/sp_gen.mk
1454	FIP_DEPS += sp
1455	CRT_DEPS += sp
1456	NEED_SP_PKG := yes
1457else
1458	ifeq (${SPMD_SPM_AT_SEL2},1)
1459                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1460	endif
1461endif #(SP_LAYOUT_FILE)
1462endif #(SPD)
1463
1464################################################################################
1465# Build targets
1466################################################################################
1467
1468.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1469.SUFFIXES:
1470
1471all: msg_start
1472
1473msg_start:
1474	$(s)echo "Building ${PLAT}"
1475
1476ifeq (${ERROR_DEPRECATED},0)
1477# Check if deprecated declarations and cpp warnings should be treated as error or not.
1478ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
1479    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1480else
1481    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1482endif
1483endif #(!ERROR_DEPRECATED)
1484
1485$(eval $(call MAKE_LIB,c))
1486
1487# Expand build macros for the different images
1488ifeq (${NEED_BL1},yes)
1489BL1_SOURCES := $(sort ${BL1_SOURCES})
1490$(eval $(call MAKE_BL,bl1))
1491endif #(NEED_BL1)
1492
1493ifeq (${NEED_BL2},yes)
1494
1495ifeq (${RESET_TO_BL2}, 0)
1496FIP_BL2_ARGS := tb-fw
1497endif
1498
1499BL2_SOURCES := $(sort ${BL2_SOURCES})
1500
1501$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1502	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1503
1504endif #(NEED_BL2)
1505
1506ifeq (${NEED_SCP_BL2},yes)
1507$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1508endif #(NEED_SCP_BL2)
1509
1510ifeq (${NEED_BL31},yes)
1511BL31_SOURCES += ${SPD_SOURCES}
1512# Sort BL31 source files to remove duplicates
1513BL31_SOURCES := $(sort ${BL31_SOURCES})
1514ifneq (${DECRYPTION_SUPPORT},none)
1515$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1516	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1517else
1518$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1519	$(eval $(call MAKE_BL,bl31,soc-fw)))
1520endif #(DECRYPTION_SUPPORT)
1521endif #(NEED_BL31)
1522
1523# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1524# build system will call TOOL_ADD_IMG to print a warning message and abort the
1525# process. Note that the dependency on BL32 applies to the FIP only.
1526ifeq (${NEED_BL32},yes)
1527# Sort BL32 source files to remove duplicates
1528BL32_SOURCES := $(sort ${BL32_SOURCES})
1529BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1530
1531ifneq (${DECRYPTION_SUPPORT},none)
1532$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1533	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1534else
1535$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1536	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1537endif #(DECRYPTION_SUPPORT)
1538endif #(NEED_BL32)
1539
1540# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1541# needs to be built from RMM_SOURCES.
1542ifeq (${NEED_RMM},yes)
1543# Sort RMM source files to remove duplicates
1544RMM_SOURCES := $(sort ${RMM_SOURCES})
1545BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1546
1547$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1548	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1549endif #(NEED_RMM)
1550
1551# Add the BL33 image if required by the platform
1552ifeq (${NEED_BL33},yes)
1553$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1554endif #(NEED_BL33)
1555
1556ifeq (${NEED_BL2U},yes)
1557$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1558	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1559endif #(NEED_BL2U)
1560
1561# Expand build macros for the different images
1562ifeq (${NEED_FDT},yes)
1563    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1564endif #(NEED_FDT)
1565
1566# Add Secure Partition packages
1567ifeq (${NEED_SP_PKG},yes)
1568$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | $$(@D)/
1569	$(q)${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1570sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1571	$(s)echo
1572	$(s)echo "Built SP Images successfully"
1573	$(s)echo
1574endif #(NEED_SP_PKG)
1575
1576locate-checkpatch:
1577ifndef CHECKPATCH
1578	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1579else
1580ifeq (,$(wildcard ${CHECKPATCH}))
1581	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1582endif
1583endif #(CHECKPATCH)
1584
1585clean:
1586	$(s)echo "  CLEAN"
1587	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1588	$(q)${MAKE} -C ${CERTCONVPATH} clean
1589ifdef UNIX_MK
1590	$(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1591else
1592# Clear the MAKEFLAGS as we do not want
1593# to pass the gnumake flags to nmake.
1594	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1595endif #(UNIX_MK)
1596	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1597	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1598	$(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1599
1600realclean distclean:
1601	$(s)echo "  REALCLEAN"
1602	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1603	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1604	$(q)${MAKE} -C ${CERTCONVPATH} clean
1605ifdef UNIX_MK
1606	$(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1607else
1608# Clear the MAKEFLAGS as we do not want
1609# to pass the gnumake flags to nmake.
1610	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1611endif #(UNIX_MK)
1612	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1613	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1614	$(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1615
1616checkcodebase:		locate-checkpatch
1617	$(s)echo "  CHECKING STYLE"
1618	$(q)if test -d .git ; then						\
1619		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1620		while read GIT_FILE ;					\
1621		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1622		done ;							\
1623	else								\
1624		 find . -type f -not -iwholename "*.git*"		\
1625		 -not -iwholename "*build*"				\
1626		 -not -iwholename "*libfdt*"				\
1627		 -not -iwholename "*libc*"				\
1628		 -not -iwholename "*docs*"				\
1629		 -not -iwholename "*.rst"				\
1630		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1631	fi
1632
1633checkpatch:		locate-checkpatch
1634	$(s)echo "  CHECKING STYLE"
1635	$(q)if test -n "${CHECKPATCH_OPTS}"; then				\
1636		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1637	fi
1638	$(q)COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1639	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1640	do								\
1641		printf "\n[*] Checking style of '$$commit'\n\n";	\
1642		git log --format=email "$$commit~..$$commit"		\
1643			-- ${CHECK_PATHS} |				\
1644			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1645		git diff --format=email "$$commit~..$$commit"		\
1646			-- ${CHECK_PATHS} |				\
1647			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1648	done
1649
1650certtool: ${CRTTOOL}
1651
1652${CRTTOOL}: FORCE
1653	$(q)${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} --no-print-directory -C ${CRTTOOLPATH} all
1654	$(s)echo
1655	$(s)echo "Built $@ successfully"
1656	$(s)echo
1657
1658ifneq (${GENERATE_COT},0)
1659certificates: ${CRT_DEPS} ${CRTTOOL}
1660	$(q)${CRTTOOL} ${CRT_ARGS}
1661	$(s)echo
1662	$(s)echo "Built $@ successfully"
1663	$(s)echo "Certificates can be found in ${BUILD_PLAT}"
1664	$(s)echo
1665endif #(GENERATE_COT)
1666
1667${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1668	$(eval ${CHECK_FIP_CMD})
1669	$(q)${FIPTOOL} create ${FIP_ARGS} $@
1670	$(q)${FIPTOOL} info $@
1671	$(s)echo
1672	$(s)echo "Built $@ successfully"
1673	$(s)echo
1674
1675ifneq (${GENERATE_COT},0)
1676fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1677	$(q)${CRTTOOL} ${FWU_CRT_ARGS}
1678	$(s)echo
1679	$(s)echo "Built $@ successfully"
1680	$(s)echo "FWU certificates can be found in ${BUILD_PLAT}"
1681	$(s)echo
1682endif #(GENERATE_COT)
1683
1684${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1685	$(eval ${CHECK_FWU_FIP_CMD})
1686	$(q)${FIPTOOL} create ${FWU_FIP_ARGS} $@
1687	$(q)${FIPTOOL} info $@
1688	$(s)echo
1689	$(s)echo "Built $@ successfully"
1690	$(s)echo
1691
1692fiptool: ${FIPTOOL}
1693fip: ${BUILD_PLAT}/${FIP_NAME}
1694fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1695
1696${FIPTOOL}: FORCE
1697ifdef UNIX_MK
1698	$(q)${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${FIPTOOLPATH} all
1699else
1700# Clear the MAKEFLAGS as we do not want
1701# to pass the gnumake flags to nmake.
1702	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1703endif #(UNIX_MK)
1704
1705romlib.bin: libraries FORCE
1706	$(q)${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES=$(call escape-shell,$(INCLUDES)) DEFINES=$(call escape-shell,$(DEFINES)) --no-print-directory -C ${ROMLIBPATH} all
1707
1708memmap: all
1709ifdef UNIX_MK
1710	$(q)PYTHONPATH=${CURDIR}/tools/memory \
1711		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1712else
1713	$(q)set PYTHONPATH=${CURDIR}/tools/memory && \
1714		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1715endif
1716
1717doc:
1718	$(s)echo "  BUILD DOCUMENTATION"
1719	$(q)${MAKE} --no-print-directory -C ${DOCS_PATH} html
1720
1721enctool: ${ENCTOOL}
1722
1723${ENCTOOL}: FORCE
1724	$(q)${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} --no-print-directory -C ${ENCTOOLPATH} all
1725	$(s)echo
1726	$(s)echo "Built $@ successfully"
1727	$(s)echo
1728
1729cscope:
1730	$(s)echo "  CSCOPE"
1731	$(q)find ${CURDIR} -name "*.[chsS]" > cscope.files
1732	$(q)cscope -b -q -k
1733
1734help:
1735	$(s)echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1736	$(s)echo ""
1737	$(s)echo "PLAT is used to specify which platform you wish to build."
1738	$(s)echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1739	$(s)echo ""
1740	$(s)echo "platform = ${PLATFORM_LIST}"
1741	$(s)echo ""
1742	$(s)echo "Please refer to the User Guide for a list of all supported options."
1743	$(s)echo "Note that the build system doesn't track dependencies for build "
1744	$(s)echo "options. Therefore, if any of the build options are changed "
1745	$(s)echo "from a previous build, a clean build must be performed."
1746	$(s)echo ""
1747	$(s)echo "Supported Targets:"
1748	$(s)echo "  all            Build all individual bootloader binaries"
1749	$(s)echo "  bl1            Build the BL1 binary"
1750	$(s)echo "  bl2            Build the BL2 binary"
1751	$(s)echo "  bl2u           Build the BL2U binary"
1752	$(s)echo "  bl31           Build the BL31 binary"
1753	$(s)echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1754	$(s)echo "                 this builds secure payload specified by AARCH32_SP"
1755	$(s)echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1756	$(s)echo "  fip            Build the Firmware Image Package (FIP)"
1757	$(s)echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1758	$(s)echo "  checkcodebase  Check the coding style of the entire source tree"
1759	$(s)echo "  checkpatch     Check the coding style on changes in the current"
1760	$(s)echo "                 branch against BASE_COMMIT (default origin/master)"
1761	$(s)echo "  clean          Clean the build for the selected platform"
1762	$(s)echo "  cscope         Generate cscope index"
1763	$(s)echo "  distclean      Remove all build artifacts for all platforms"
1764	$(s)echo "  certtool       Build the Certificate generation tool"
1765	$(s)echo "  enctool        Build the Firmware encryption tool"
1766	$(s)echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1767	$(s)echo "  sp             Build the Secure Partition Packages"
1768	$(s)echo "  sptool         Build the Secure Partition Package creation tool"
1769	$(s)echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1770	$(s)echo "  memmap         Print the memory map of the built binaries"
1771	$(s)echo "  doc            Build html based documentation using Sphinx tool"
1772	$(s)echo ""
1773	$(s)echo "Note: most build targets require PLAT to be set to a specific platform."
1774	$(s)echo ""
1775	$(s)echo "example: build all targets for the FVP platform:"
1776	$(s)echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1777
1778.PHONY: FORCE
1779FORCE:;
1780