xref: /rk3399_ARM-atf/Makefile (revision 7a9cdf58c27f5a0b2f9523cce14545b3bd0f9035)
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			:= 10
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
27
28################################################################################
29# Default values for build configurations, and their dependencies
30################################################################################
31
32include ${MAKE_HELPERS_DIRECTORY}defaults.mk
33
34################################################################################
35# Configure the toolchains used to build TF-A and its tools
36################################################################################
37
38include ${MAKE_HELPERS_DIRECTORY}toolchain.mk
39
40# Assertions enabled for DEBUG builds by default
41ENABLE_ASSERTIONS		:= ${DEBUG}
42ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
43PLAT				:= ${DEFAULT_PLAT}
44
45################################################################################
46# Checkpatch script options
47################################################################################
48
49CHECKCODE_ARGS		:=	--no-patch
50# Do not check the coding style on imported library files or documentation files
51INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
52					include/drivers/arm,		\
53					$(wildcard include/drivers/*)))
54INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
55					include/lib/libfdt		\
56					include/lib/libc,		\
57					$(wildcard include/lib/*)))
58INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
59					include/lib			\
60					include/drivers,		\
61					$(wildcard include/*)))
62LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
63					lib/compiler-rt			\
64					lib/libfdt%			\
65					lib/libc,			\
66					lib/zlib			\
67					$(wildcard lib/*)))
68ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
69					lib				\
70					include				\
71					docs				\
72					%.rst,				\
73					$(wildcard *)))
74CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
75				${INC_DIRS_TO_CHECK}			\
76				${INC_LIB_DIRS_TO_CHECK}		\
77				${LIB_DIRS_TO_CHECK}			\
78				${INC_DRV_DIRS_TO_CHECK}		\
79				${INC_ARM_DIRS_TO_CHECK}
80
81################################################################################
82# Process build options
83################################################################################
84
85# Verbose flag
86ifeq (${V},0)
87	Q:=@
88	ECHO:=@echo
89	CHECKCODE_ARGS	+=	--no-summary --terse
90else
91	Q:=
92	ECHO:=$(ECHO_QUIET)
93endif
94
95ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
96	Q:=@
97	ECHO:=$(ECHO_QUIET)
98endif
99
100export Q ECHO
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	?=	${BUILD_PLAT}/sp_list_fragment.dts
123
124# Variables for use with ROMLIB
125ROMLIBPATH		?=	lib/romlib
126
127# Variable for use with Python
128PYTHON			?=	python3
129
130# Variables for use with documentation build using Sphinx tool
131DOCS_PATH		?=	docs
132
133################################################################################
134# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
135################################################################################
136ifeq (${ARM_ARCH_MAJOR},7)
137	target32-directive	= 	-target arm-none-eabi
138# Will set march-directive from platform configuration
139else
140	target32-directive	= 	-target armv8a-none-eabi
141endif #(ARM_ARCH_MAJOR)
142
143################################################################################
144# Get Architecture Feature Modifiers
145################################################################################
146arch-features		=	${ARM_ARCH_FEATURE}
147
148ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
149	ifeq ($($(ARCH)-cc-id),arm-clang)
150		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
151		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
152	else
153		TF_CFLAGS_aarch32	=	$(target32-directive)
154		TF_CFLAGS_aarch64	:=	-target aarch64-elf
155	endif
156
157else ifeq ($($(ARCH)-cc-id),gnu-gcc)
158	ifeq ($(ENABLE_LTO),1)
159		# Enable LTO only for aarch64
160		ifeq (${ARCH},aarch64)
161			LTO_CFLAGS	=	-flto
162		endif
163	endif
164endif #(clang)
165
166# Process Debug flag
167$(eval $(call add_define,DEBUG))
168ifneq (${DEBUG}, 0)
169	BUILD_TYPE	:=	debug
170	TF_CFLAGS	+=	-g -gdwarf-4
171	ASFLAGS		+=	-g -Wa,-gdwarf-4
172
173	# Use LOG_LEVEL_INFO by default for debug builds
174	LOG_LEVEL	:=	40
175else
176	BUILD_TYPE	:=	release
177	# Use LOG_LEVEL_NOTICE by default for release builds
178	LOG_LEVEL	:=	20
179endif #(Debug)
180
181# Default build string (git branch and commit)
182ifeq (${BUILD_STRING},)
183	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
184endif
185VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
186
187ifeq (${AARCH32_INSTRUCTION_SET},A32)
188	TF_CFLAGS_aarch32	+=	-marm
189else ifeq (${AARCH32_INSTRUCTION_SET},T32)
190	TF_CFLAGS_aarch32	+=	-mthumb
191else
192        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
193endif #(AARCH32_INSTRUCTION_SET)
194
195TF_CFLAGS_aarch32	+=	-mno-unaligned-access
196TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
197
198##############################################################################
199# WARNINGS Configuration
200###############################################################################
201# General warnings
202WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
203				-Wdisabled-optimization -Wvla -Wshadow	\
204				-Wredundant-decls
205# stricter warnings
206WARNINGS		+=	-Wextra -Wno-trigraphs
207# too verbose for generic build
208WARNINGS		+=	-Wno-missing-field-initializers \
209				-Wno-type-limits -Wno-sign-compare \
210# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
211WARNINGS		+=	-Wno-unused-parameter
212
213# Additional warnings
214# Level 1 - infrequent warnings we should have none of
215# full -Wextra
216WARNING1 += -Wsign-compare
217WARNING1 += -Wtype-limits
218WARNING1 += -Wmissing-field-initializers
219
220# Level 2 - problematic warnings that we want
221# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
222# TODO: disable just for them and move into default build
223WARNING2 += -Wold-style-definition
224WARNING2 += -Wmissing-prototypes
225WARNING2 += -Wmissing-format-attribute
226# TF-A aims to comply with this eventually. Effort too large at present
227WARNING2 += -Wundef
228# currently very involved and many platforms set this off
229WARNING2 += -Wunused-const-variable=2
230
231# Level 3 - very pedantic, frequently ignored
232WARNING3 := -Wbad-function-cast
233WARNING3 += -Waggregate-return
234WARNING3 += -Wnested-externs
235WARNING3 += -Wcast-align
236WARNING3 += -Wcast-qual
237WARNING3 += -Wconversion
238WARNING3 += -Wpacked
239WARNING3 += -Wpointer-arith
240WARNING3 += -Wswitch-default
241
242# Setting W is quite verbose and most warnings will be pre-existing issues
243# outside of the contributor's control. Don't fail the build on them so warnings
244# can be seen and hopefully addressed
245ifdef W
246	ifneq (${W},0)
247		E	 ?= 0
248	endif
249endif
250
251ifeq (${W},1)
252	WARNINGS += $(WARNING1)
253else ifeq (${W},2)
254	WARNINGS += $(WARNING1) $(WARNING2)
255else ifeq (${W},3)
256	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
257endif #(W)
258
259# Compiler specific warnings
260ifeq ($(filter %-clang,$($(ARCH)-cc-id)),)
261# not using clang
262WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
263				-Wpacked-bitfield-compat -Wshift-overflow=2 \
264				-Wlogical-op
265
266# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
267TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
268
269ifeq ($(HARDEN_SLS), 1)
270        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
271endif
272
273else
274# using clang
275WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
276				-Wlogical-op-parentheses
277endif #(Clang Warning)
278
279ifneq (${E},0)
280	ERRORS := -Werror
281endif #(E)
282
283################################################################################
284# Compiler and Linker Directives
285################################################################################
286CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
287				$(ERRORS) $(WARNINGS)
288ASFLAGS			+=	$(CPPFLAGS)                 			\
289				-ffreestanding -Wa,--fatal-warnings
290TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
291				-ffunction-sections -fdata-sections		\
292				-ffreestanding -fno-builtin -fno-common		\
293				-Os -std=gnu99
294
295ifeq (${SANITIZE_UB},on)
296	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
297endif #(${SANITIZE_UB},on)
298
299ifeq (${SANITIZE_UB},trap)
300	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
301				-fsanitize-undefined-trap-on-error
302endif #(${SANITIZE_UB},trap)
303
304GCC_V_OUTPUT		:=	$(shell $($(ARCH)-cc) -v 2>&1)
305
306TF_LDFLAGS		+=	-z noexecstack
307
308# LD = armlink
309ifeq ($($(ARCH)-ld-id),arm-link)
310	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
311	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
312	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
313
314# LD = gcc (used when GCC LTO is enabled)
315else ifeq ($($(ARCH)-ld-id),gnu-gcc)
316	# Pass ld options with Wl or Xlinker switches
317	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
318	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
319	TF_LDFLAGS		+=	-Wl,--gc-sections
320
321	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
322	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
323	TF_LDFLAGS		+=	-Wl,--build-id=none
324
325	ifeq ($(ENABLE_LTO),1)
326		ifeq (${ARCH},aarch64)
327			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
328		endif
329	endif #(ENABLE_LTO)
330
331# GCC automatically adds fix-cortex-a53-843419 flag when used to link
332# which breaks some builds, so disable if errata fix is not explicitly enabled
333	ifeq (${ARCH},aarch64)
334		ifneq (${ERRATA_A53_843419},1)
335			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
336		endif
337	endif
338	TF_LDFLAGS		+= 	-nostdlib
339	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
340
341# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
342else
343# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
344# are not loaded by a elf loader.
345	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
346	TF_LDFLAGS		+=	-O1
347	TF_LDFLAGS		+=	--gc-sections
348
349	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
350	TF_LDFLAGS		+=	-z max-page-size=4096
351	TF_LDFLAGS		+=	--build-id=none
352
353# ld.lld doesn't recognize the errata flags,
354# therefore don't add those in that case.
355# ld.lld reports section type mismatch warnings,
356# therefore don't add --fatal-warnings to it.
357	ifneq ($($(ARCH)-ld-id),llvm-lld)
358		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
359	endif
360
361endif #(LD = armlink)
362
363################################################################################
364# Setup ARCH_MAJOR/MINOR before parsing arch_features.
365################################################################################
366ifeq (${ENABLE_RME},1)
367	ARM_ARCH_MAJOR := 8
368	ARM_ARCH_MINOR := 6
369endif
370
371################################################################################
372# Common sources and include directories
373################################################################################
374include lib/compiler-rt/compiler-rt.mk
375
376BL_COMMON_SOURCES	+=	common/bl_common.c			\
377				common/tf_log.c				\
378				common/${ARCH}/debug.S			\
379				drivers/console/multi_console.c		\
380				lib/${ARCH}/cache_helpers.S		\
381				lib/${ARCH}/misc_helpers.S		\
382				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
383				plat/common/plat_bl_common.c		\
384				plat/common/plat_log_common.c		\
385				plat/common/${ARCH}/plat_common.c	\
386				plat/common/${ARCH}/platform_helpers.S	\
387				${COMPILER_RT_SRCS}
388
389ifeq ($($(ARCH)-cc-id),arm-clang)
390	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
391endif
392
393ifeq (${SANITIZE_UB},on)
394	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
395endif
396
397INCLUDES		+=	-Iinclude				\
398				-Iinclude/arch/${ARCH}			\
399				-Iinclude/lib/cpus/${ARCH}		\
400				-Iinclude/lib/el3_runtime/${ARCH}	\
401				${PLAT_INCLUDES}			\
402				${SPD_INCLUDES}
403
404DTC_FLAGS		+=	-I dts -O dtb
405DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
406				-x assembler-with-cpp $(DEFINES)
407
408include common/backtrace/backtrace.mk
409
410################################################################################
411# Generic definitions
412################################################################################
413include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
414
415ifeq (${BUILD_BASE},)
416     BUILD_BASE		:=	./build
417endif
418BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
419
420SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
421
422# Platforms providing their own TBB makefile may override this value
423INCLUDE_TBBR_MK		:=	1
424
425################################################################################
426# Include SPD Makefile if one has been specified
427################################################################################
428
429ifneq (${SPD},none)
430	ifeq (${ARCH},aarch32)
431                $(error "Error: SPD is incompatible with AArch32.")
432	endif
433
434	ifdef EL3_PAYLOAD_BASE
435                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
436                $(warning "The SPD and its BL32 companion will be present but \
437                ignored.")
438	endif
439
440	ifeq (${SPD},spmd)
441	# SPMD is located in std_svc directory
442		SPD_DIR := std_svc
443
444		ifeq ($(SPMD_SPM_AT_SEL2),1)
445			CTX_INCLUDE_EL2_REGS := 1
446			ifeq ($(SPMC_AT_EL3),1)
447                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
448			endif
449		endif
450
451		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
452			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
453		endif
454
455		ifeq ($(findstring trusty_sp,$(ARM_SPMC_MANIFEST_DTS)),trusty_sp)
456			DTC_CPPFLAGS	+=	-DTRUSTY_SP_FW_CONFIG
457		endif
458
459		ifeq ($(TS_SP_FW_CONFIG),1)
460			DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
461		endif
462
463		ifneq ($(ARM_BL2_SP_LIST_DTS),)
464		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
465		endif
466
467		ifneq ($(SP_LAYOUT_FILE),)
468		BL2_ENABLE_SP_LOAD := 1
469		endif
470
471		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
472			ifneq ($(SPMC_AT_EL3),1)
473			$(error SEL0 SP cannot be enabled without SPMC at EL3)
474			endif
475		endif
476	else
477		# All other SPDs in spd directory
478		SPD_DIR := spd
479	endif #(SPD)
480
481	# We expect to locate an spd.mk under the specified SPD directory
482	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
483
484	ifeq (${SPD_MAKE},)
485                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
486	endif
487        $(info Including ${SPD_MAKE})
488        include ${SPD_MAKE}
489
490	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
491	# Makefile would set NEED_BL32 to "yes". In this case, the build system
492	# supports two mutually exclusive options:
493	# * BL32 is built from source: then BL32_SOURCES must contain the list
494	#   of source files to build BL32
495	# * BL32 is a prebuilt binary: then BL32 must point to the image file
496	#   that will be included in the FIP
497	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
498	# over the sources.
499endif #(SPD=none)
500
501ifeq (${ENABLE_SPMD_LP}, 1)
502ifneq (${SPD},spmd)
503        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
504endif
505ifeq ($(SPMC_AT_EL3),1)
506        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
507endif
508endif
509
510################################################################################
511# Process BRANCH_PROTECTION value and set
512# Pointer Authentication and Branch Target Identification flags
513################################################################################
514ifeq (${BRANCH_PROTECTION},0)
515	# Default value turns off all types of branch protection
516	BP_OPTION := none
517else ifneq (${ARCH},aarch64)
518        $(error BRANCH_PROTECTION requires AArch64)
519else ifeq (${BRANCH_PROTECTION},1)
520	# Enables all types of branch protection features
521	BP_OPTION := standard
522	ENABLE_BTI := 1
523	ENABLE_PAUTH := 1
524else ifeq (${BRANCH_PROTECTION},2)
525	# Return address signing to its standard level
526	BP_OPTION := pac-ret
527	ENABLE_PAUTH := 1
528else ifeq (${BRANCH_PROTECTION},3)
529	# Extend the signing to include leaf functions
530	BP_OPTION := pac-ret+leaf
531	ENABLE_PAUTH := 1
532else ifeq (${BRANCH_PROTECTION},4)
533	# Turn on branch target identification mechanism
534	BP_OPTION := bti
535	ENABLE_BTI := 1
536else
537        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
538endif #(BRANCH_PROTECTION)
539
540ifeq ($(ENABLE_PAUTH),1)
541	CTX_INCLUDE_PAUTH_REGS := 1
542endif
543ifneq (${BP_OPTION},none)
544	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
545endif #(BP_OPTION)
546
547# Pointer Authentication sources
548ifeq (${ENABLE_PAUTH}, 1)
549# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
550# Pauth support. As it's not secure, it must be reimplemented for real platforms
551	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
552endif
553
554################################################################################
555# Include the platform specific Makefile after the SPD Makefile (the platform
556# makefile may use all previous definitions in this file)
557################################################################################
558include ${PLAT_MAKEFILE_FULL}
559
560################################################################################
561# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
562# platform.
563################################################################################
564include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
565
566####################################################
567# Enable required options for Memory Stack Tagging.
568####################################################
569
570# Currently, these options are enabled only for clang and armclang compiler.
571ifeq (${SUPPORT_STACK_MEMTAG},yes)
572    ifdef mem_tag_arch_support
573        # Check for armclang and clang compilers
574        ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
575        # Add "memtag" architecture feature modifier if not specified
576            ifeq ( ,$(findstring memtag,$(arch-features)))
577                arch-features	:=	$(arch-features)+memtag
578            endif	# memtag
579            ifeq ($($(ARCH)-cc-id),arm-clang)
580                TF_CFLAGS	+=	-mmemtag-stack
581            else ifeq ($($(ARCH)-cc-id),llvm-clang)
582                TF_CFLAGS	+=	-fsanitize=memtag
583            endif	# armclang
584        endif
585    else
586        $(error "Error: stack memory tagging is not supported for  \
587        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
588	endif #(mem_tag_arch_support)
589endif #(SUPPORT_STACK_MEMTAG)
590
591################################################################################
592# RME dependent flags configuration, Enable optional features for RME.
593################################################################################
594# FEAT_RME
595ifeq (${ENABLE_RME},1)
596	# RME doesn't support BRBE
597	ENABLE_BRBE_FOR_NS := 0
598
599	# RME doesn't support PIE
600	ifneq (${ENABLE_PIE},0)
601                $(error ENABLE_RME does not support PIE)
602	endif
603
604	# RME doesn't support BRBE
605	ifneq (${ENABLE_BRBE_FOR_NS},0)
606                $(error ENABLE_RME does not support BRBE.)
607	endif
608
609	# RME requires AARCH64
610	ifneq (${ARCH},aarch64)
611                $(error ENABLE_RME requires AArch64)
612	endif
613
614	# RME requires el2 context to be saved for now.
615	CTX_INCLUDE_EL2_REGS := 1
616	CTX_INCLUDE_AARCH32_REGS := 0
617	CTX_INCLUDE_PAUTH_REGS := 1
618
619	# RME enables CSV2_2 extension by default.
620	ENABLE_FEAT_CSV2_2 = 1
621endif #(FEAT_RME)
622
623################################################################################
624# Include rmmd Makefile if RME is enabled
625################################################################################
626ifneq (${ENABLE_RME},0)
627	ifneq (${ARCH},aarch64)
628                $(error ENABLE_RME requires AArch64)
629	endif
630	ifeq ($(SPMC_AT_EL3),1)
631                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
632	endif
633
634	ifneq (${SPD}, none)
635		ifneq (${SPD}, spmd)
636                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
637		endif
638	endif
639include services/std_svc/rmmd/rmmd.mk
640$(warning "RME is an experimental feature")
641endif
642
643ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
644	ifeq (${SPD},none)
645		ifeq (${ENABLE_RME},0)
646                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
647                        or RME is enabled)
648		endif
649	endif
650endif
651
652################################################################################
653# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
654# up with appropriate march values for compiler.
655################################################################################
656include ${MAKE_HELPERS_DIRECTORY}march.mk
657
658TF_CFLAGS   +=	$(march-directive)
659ASFLAGS		+=	$(march-directive)
660
661# This internal flag is common option which is set to 1 for scenarios
662# when the BL2 is running in EL3 level. This occurs in two scenarios -
663# 4 world system running BL2 at EL3 and two world system without BL1 running
664# BL2 in EL3
665
666ifeq (${RESET_TO_BL2},1)
667	BL2_RUNS_AT_EL3	:=	1
668	ifeq (${ENABLE_RME},1)
669                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
670                supported at the moment.)
671	endif
672else ifeq (${ENABLE_RME},1)
673	BL2_RUNS_AT_EL3	:=	1
674else
675	BL2_RUNS_AT_EL3	:=	0
676endif
677
678# This internal flag is set to 1 when Firmware First handling of External aborts
679# is required by lowe ELs. Currently only NS requires this support.
680ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
681	FFH_SUPPORT := 1
682else
683	FFH_SUPPORT := 0
684endif
685
686$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
687
688ifeq (${ARM_ARCH_MAJOR},7)
689include make_helpers/armv7-a-cpus.mk
690endif
691
692PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
693ifneq ($(PIE_FOUND),)
694	TF_CFLAGS	+=	-fno-PIE
695ifeq ($($(ARCH)-ld-id),gnu-gcc)
696	TF_LDFLAGS	+=	-no-pie
697endif
698endif #(PIE_FOUND)
699
700ifeq ($($(ARCH)-ld-id),gnu-gcc)
701	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
702else
703	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
704endif
705
706ifeq ($(ENABLE_PIE),1)
707	ifeq ($(RESET_TO_BL2),1)
708		ifneq ($(BL2_IN_XIP_MEM),1)
709			BL2_CPPFLAGS	+=	-fpie
710			BL2_CFLAGS	+=	-fpie
711			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
712		endif #(BL2_IN_XIP_MEM)
713	endif #(RESET_TO_BL2)
714	BL31_CPPFLAGS	+=	-fpie
715	BL31_CFLAGS 	+=	-fpie
716	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
717
718	BL32_CPPFLAGS	+=	-fpie
719	BL32_CFLAGS	+=	-fpie
720	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
721endif #(ENABLE_PIE)
722
723BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
724BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
725BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
726
727BL1_CPPFLAGS += -DIMAGE_AT_EL3
728ifeq ($(RESET_TO_BL2),1)
729	BL2_CPPFLAGS += -DIMAGE_AT_EL3
730else
731	BL2_CPPFLAGS += -DIMAGE_AT_EL1
732endif #(RESET_TO_BL2)
733
734ifeq (${ARCH},aarch64)
735	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
736	BL31_CPPFLAGS += -DIMAGE_AT_EL3
737	BL32_CPPFLAGS += -DIMAGE_AT_EL1
738else
739	BL32_CPPFLAGS += -DIMAGE_AT_EL3
740endif
741
742# Include the CPU specific operations makefile, which provides default
743# values for all CPU errata workarounds and CPU specific optimisations.
744# This can be overridden by the platform.
745include lib/cpus/cpu-ops.mk
746
747################################################################################
748# Build `AARCH32_SP` as BL32 image for AArch32
749################################################################################
750ifeq (${ARCH},aarch32)
751        NEED_BL32 := yes
752
753        ifneq (${AARCH32_SP},none)
754        # We expect to locate an sp.mk under the specified AARCH32_SP directory
755		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
756
757                ifeq (${AARCH32_SP_MAKE},)
758                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
759                endif
760                $(info Including ${AARCH32_SP_MAKE})
761                include ${AARCH32_SP_MAKE}
762        endif
763endif #(ARCH=aarch32)
764
765################################################################################
766# Include libc if not overridden
767################################################################################
768ifeq (${OVERRIDE_LIBC},0)
769include lib/libc/libc.mk
770endif
771
772################################################################################
773# Check incompatible options and dependencies
774################################################################################
775
776# USE_DEBUGFS experimental feature recommended only in debug builds
777ifeq (${USE_DEBUGFS},1)
778        ifeq (${DEBUG},1)
779                $(warning DEBUGFS experimental feature is enabled.)
780        else
781                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
782        endif
783endif #(USE_DEBUGFS)
784
785# USE_SPINLOCK_CAS requires AArch64 build
786ifeq (${USE_SPINLOCK_CAS},1)
787        ifneq (${ARCH},aarch64)
788               $(error USE_SPINLOCK_CAS requires AArch64)
789        endif
790endif #(USE_SPINLOCK_CAS)
791
792# The cert_create tool cannot generate certificates individually, so we use the
793# target 'certificates' to create them all
794ifneq (${GENERATE_COT},0)
795        FIP_DEPS += certificates
796        FWU_FIP_DEPS += fwu_certificates
797endif
798
799ifneq (${DECRYPTION_SUPPORT},none)
800	ENC_ARGS += -f ${FW_ENC_STATUS}
801	ENC_ARGS += -k ${ENC_KEY}
802	ENC_ARGS += -n ${ENC_NONCE}
803	FIP_DEPS += enctool
804	FWU_FIP_DEPS += enctool
805endif #(DECRYPTION_SUPPORT)
806
807ifdef EL3_PAYLOAD_BASE
808	ifdef PRELOADED_BL33_BASE
809                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
810		incompatible build options. EL3_PAYLOAD_BASE has priority.")
811	endif
812	ifneq (${GENERATE_COT},0)
813                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
814                build options.")
815	endif
816	ifneq (${TRUSTED_BOARD_BOOT},0)
817                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
818                incompatible \ build options.")
819	endif
820endif #(EL3_PAYLOAD_BASE)
821
822ifeq (${NEED_BL33},yes)
823	ifdef EL3_PAYLOAD_BASE
824                $(warning "BL33 image is not needed when option \
825                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
826	endif
827	ifdef PRELOADED_BL33_BASE
828                $(warning "BL33 image is not needed when option \
829                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
830	endif
831endif #(NEED_BL33)
832
833# When building for systems with hardware-assisted coherency, there's no need to
834# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
835ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
836        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
837endif
838
839#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
840ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
841        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
842endif
843
844# RAS_EXTENSION is deprecated, provide alternate build options
845ifeq ($(RAS_EXTENSION),1)
846        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
847        and HANDLE_EA_EL3_FIRST_NS instead")
848endif
849
850
851# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
852ifeq ($(FAULT_INJECTION_SUPPORT),1)
853	ifeq ($(ENABLE_FEAT_RAS),0)
854                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
855	endif
856endif #(FAULT_INJECTION_SUPPORT)
857
858# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
859ifeq ($(DYN_DISABLE_AUTH), 1)
860	ifeq (${TRUSTED_BOARD_BOOT}, 0)
861                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
862                to be set.")
863	endif
864endif #(DYN_DISABLE_AUTH)
865
866ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
867# Support authentication verification and hash calculation
868	CRYPTO_SUPPORT := 3
869else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
870# Support authentication verification and hash calculation
871	CRYPTO_SUPPORT := 3
872else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
873# Support hash calculation only
874	CRYPTO_SUPPORT := 2
875else ifeq (${TRUSTED_BOARD_BOOT},1)
876# Support authentication verification only
877	CRYPTO_SUPPORT := 1
878else
879	CRYPTO_SUPPORT := 0
880endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
881
882# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
883ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
884        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
885endif
886
887# If pointer authentication is used in the firmware, make sure that all the
888# registers associated to it are also saved and restored.
889# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
890ifeq ($(ENABLE_PAUTH),1)
891	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
892                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
893	endif
894endif #(ENABLE_PAUTH)
895
896ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
897	ifneq (${ARCH},aarch64)
898                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
899	endif
900endif #(CTX_INCLUDE_PAUTH_REGS)
901
902ifeq ($(PSA_FWU_SUPPORT),1)
903        $(info PSA_FWU_SUPPORT is an experimental feature)
904endif #(PSA_FWU_SUPPORT)
905
906ifeq ($(FEATURE_DETECTION),1)
907        $(info FEATURE_DETECTION is an experimental feature)
908endif #(FEATURE_DETECTION)
909
910ifneq ($(ENABLE_SME2_FOR_NS), 0)
911	ifeq (${ENABLE_SME_FOR_NS}, 0)
912                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
913                to be set")
914                $(warning "Forced ENABLE_SME_FOR_NS=1")
915		override ENABLE_SME_FOR_NS	:= 1
916	endif
917endif #(ENABLE_SME2_FOR_NS)
918
919ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
920	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
921                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
922                library v2")
923	endif
924endif #(ARM_XLAT_TABLES_LIB_V1)
925
926ifneq (${DECRYPTION_SUPPORT},none)
927	ifeq (${TRUSTED_BOARD_BOOT}, 0)
928                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
929                to be set)
930	endif
931endif #(DECRYPTION_SUPPORT)
932
933# Ensure that no Aarch64-only features are enabled in Aarch32 build
934ifeq (${ARCH},aarch32)
935
936	# SME/SVE only supported on AArch64
937	ifneq (${ENABLE_SME_FOR_NS},0)
938                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
939	endif
940
941	ifeq (${ENABLE_SVE_FOR_NS},1)
942		# Warning instead of error due to CI dependency on this
943                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
944	endif
945
946	# BRBE is not supported in AArch32
947	ifeq (${ENABLE_BRBE_FOR_NS},1)
948                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
949	endif
950
951	# FEAT_RNG_TRAP is not supported in AArch32
952	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
953                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
954	endif
955endif #(ARCH=aarch32)
956
957ifneq (${ENABLE_SME_FOR_NS},0)
958	ifeq (${ENABLE_SVE_FOR_NS},0)
959                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
960	endif
961endif #(ENABLE_SME_FOR_NS)
962
963# Secure SME/SVE requires the non-secure component as well
964ifeq (${ENABLE_SME_FOR_SWD},1)
965	ifeq (${ENABLE_SME_FOR_NS},0)
966                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
967	endif
968	ifeq (${ENABLE_SVE_FOR_SWD},0)
969                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
970	endif
971endif #(ENABLE_SME_FOR_SWD)
972
973ifeq (${ENABLE_SVE_FOR_SWD},1)
974	ifeq (${ENABLE_SVE_FOR_NS},0)
975                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
976	endif
977endif #(ENABLE_SVE_FOR_SWD)
978
979# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
980# its own context management including FPU registers.
981ifeq (${CTX_INCLUDE_FPREGS},1)
982	ifneq (${ENABLE_SME_FOR_NS},0)
983                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
984	endif
985
986	ifeq (${ENABLE_SVE_FOR_NS},1)
987		# Warning instead of error due to CI dependency on this
988                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
989                $(warning "Forced ENABLE_SVE_FOR_NS=0")
990		override ENABLE_SVE_FOR_NS	:= 0
991	endif
992endif #(CTX_INCLUDE_FPREGS)
993
994ifeq ($(DRTM_SUPPORT),1)
995        $(info DRTM_SUPPORT is an experimental feature)
996endif
997
998ifeq (${TRANSFER_LIST},1)
999        $(info TRANSFER_LIST is an experimental feature)
1000endif
1001
1002ifeq (${ENABLE_RME},1)
1003	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1004                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1005	endif
1006endif
1007
1008ifeq ($(PSA_CRYPTO),1)
1009        $(info PSA_CRYPTO is an experimental feature)
1010endif
1011
1012################################################################################
1013# Process platform overrideable behaviour
1014################################################################################
1015
1016ifdef BL1_SOURCES
1017	NEED_BL1 := yes
1018endif #(BL1_SOURCES)
1019
1020ifdef BL2_SOURCES
1021	NEED_BL2 := yes
1022
1023	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1024	# Certificate generation tools. This flag can be overridden by the platform.
1025	ifdef EL3_PAYLOAD_BASE
1026		# If booting an EL3 payload there is no need for a BL33 image
1027		# in the FIP file.
1028		NEED_BL33		:=	no
1029	else
1030		ifdef PRELOADED_BL33_BASE
1031			# If booting a BL33 preloaded image there is no need of
1032			# another one in the FIP file.
1033			NEED_BL33		:=	no
1034		else
1035			NEED_BL33		?=	yes
1036		endif
1037	endif
1038endif #(BL2_SOURCES)
1039
1040ifdef BL2U_SOURCES
1041	NEED_BL2U := yes
1042endif #(BL2U_SOURCES)
1043
1044# If SCP_BL2 is given, we always want FIP to include it.
1045ifdef SCP_BL2
1046	NEED_SCP_BL2		:=	yes
1047endif #(SCP_BL2)
1048
1049# For AArch32, BL31 is not currently supported.
1050ifneq (${ARCH},aarch32)
1051	ifdef BL31_SOURCES
1052	# When booting an EL3 payload, there is no need to compile the BL31
1053	# image nor put it in the FIP.
1054		ifndef EL3_PAYLOAD_BASE
1055			NEED_BL31 := yes
1056		endif
1057	endif
1058endif #(ARCH=aarch64)
1059
1060# Process TBB related flags
1061ifneq (${GENERATE_COT},0)
1062	# Common cert_create options
1063	ifneq (${CREATE_KEYS},0)
1064                $(eval CRT_ARGS += -n)
1065                $(eval FWU_CRT_ARGS += -n)
1066		ifneq (${SAVE_KEYS},0)
1067                        $(eval CRT_ARGS += -k)
1068                        $(eval FWU_CRT_ARGS += -k)
1069		endif
1070	endif
1071	# Include TBBR makefile (unless the platform indicates otherwise)
1072	ifeq (${INCLUDE_TBBR_MK},1)
1073                include make_helpers/tbbr/tbbr_tools.mk
1074	endif
1075endif #(GENERATE_COT)
1076
1077ifneq (${FIP_ALIGN},0)
1078	FIP_ARGS += --align ${FIP_ALIGN}
1079endif #(FIP_ALIGN)
1080
1081ifdef FDT_SOURCES
1082	NEED_FDT := yes
1083endif #(FDT_SOURCES)
1084
1085################################################################################
1086# Include libraries' Makefile that are used in all BL
1087################################################################################
1088
1089include lib/stack_protector/stack_protector.mk
1090
1091################################################################################
1092# Include BL specific makefiles
1093################################################################################
1094
1095ifeq (${NEED_BL1},yes)
1096include bl1/bl1.mk
1097endif
1098
1099ifeq (${NEED_BL2},yes)
1100include bl2/bl2.mk
1101endif
1102
1103ifeq (${NEED_BL2U},yes)
1104include bl2u/bl2u.mk
1105endif
1106
1107ifeq (${NEED_BL31},yes)
1108include bl31/bl31.mk
1109endif
1110
1111################################################################################
1112# Build options checks
1113################################################################################
1114
1115# Boolean_Flags
1116$(eval $(call assert_booleans,\
1117    $(sort \
1118	ALLOW_RO_XLAT_TABLES \
1119	BL2_ENABLE_SP_LOAD \
1120	COLD_BOOT_SINGLE_CPU \
1121	CREATE_KEYS \
1122	CTX_INCLUDE_AARCH32_REGS \
1123	CTX_INCLUDE_FPREGS \
1124	CTX_INCLUDE_EL2_REGS \
1125	CTX_INCLUDE_MPAM_REGS \
1126	DEBUG \
1127	DYN_DISABLE_AUTH \
1128	EL3_EXCEPTION_HANDLING \
1129	ENABLE_AMU_AUXILIARY_COUNTERS \
1130	ENABLE_AMU_FCONF \
1131	AMU_RESTRICT_COUNTERS \
1132	ENABLE_ASSERTIONS \
1133	ENABLE_PIE \
1134	ENABLE_PMF \
1135	ENABLE_PSCI_STAT \
1136	ENABLE_RUNTIME_INSTRUMENTATION \
1137	ENABLE_SME_FOR_SWD \
1138	ENABLE_SVE_FOR_SWD \
1139	ENABLE_FEAT_RAS	\
1140	FFH_SUPPORT	\
1141	ERROR_DEPRECATED \
1142	FAULT_INJECTION_SUPPORT \
1143	GENERATE_COT \
1144	GICV2_G0_FOR_EL3 \
1145	HANDLE_EA_EL3_FIRST_NS \
1146	HARDEN_SLS \
1147	HW_ASSISTED_COHERENCY \
1148	MEASURED_BOOT \
1149	DRTM_SUPPORT \
1150	NS_TIMER_SWITCH \
1151	OVERRIDE_LIBC \
1152	PL011_GENERIC_UART \
1153	PROGRAMMABLE_RESET_ADDRESS \
1154	PSCI_EXTENDED_STATE_ID \
1155	PSCI_OS_INIT_MODE \
1156	RESET_TO_BL31 \
1157	SAVE_KEYS \
1158	SEPARATE_CODE_AND_RODATA \
1159	SEPARATE_BL2_NOLOAD_REGION \
1160	SEPARATE_NOBITS_REGION \
1161	SPIN_ON_BL1_EXIT \
1162	SPM_MM \
1163	SPMC_AT_EL3 \
1164	SPMC_AT_EL3_SEL0_SP \
1165	SPMD_SPM_AT_SEL2 \
1166	ENABLE_SPMD_LP \
1167	TRANSFER_LIST \
1168	TRUSTED_BOARD_BOOT \
1169	USE_COHERENT_MEM \
1170	USE_DEBUGFS \
1171	ARM_IO_IN_DTB \
1172	SDEI_IN_FCONF \
1173	SEC_INT_DESC_IN_FCONF \
1174	USE_ROMLIB \
1175	USE_TBBR_DEFS \
1176	WARMBOOT_ENABLE_DCACHE_EARLY \
1177	RESET_TO_BL2 \
1178	BL2_IN_XIP_MEM \
1179	BL2_INV_DCACHE \
1180	USE_SPINLOCK_CAS \
1181	ENCRYPT_BL31 \
1182	ENCRYPT_BL32 \
1183	ERRATA_SPECULATIVE_AT \
1184	RAS_TRAP_NS_ERR_REC_ACCESS \
1185	COT_DESC_IN_DTB \
1186	USE_SP804_TIMER \
1187	PSA_FWU_SUPPORT \
1188	ENABLE_MPMM \
1189	ENABLE_MPMM_FCONF \
1190	FEATURE_DETECTION \
1191	TRNG_SUPPORT \
1192	ERRATA_ABI_SUPPORT \
1193	ERRATA_NON_ARM_INTERCONNECT \
1194	CONDITIONAL_CMO \
1195	PSA_CRYPTO	\
1196	ENABLE_CONSOLE_GETC \
1197	INIT_UNUSED_NS_EL2	\
1198	PLATFORM_REPORT_CTX_MEM_USE \
1199)))
1200
1201# Numeric_Flags
1202$(eval $(call assert_numerics,\
1203    $(sort \
1204	ARM_ARCH_MAJOR \
1205	ARM_ARCH_MINOR \
1206	BRANCH_PROTECTION \
1207	CTX_INCLUDE_PAUTH_REGS \
1208	CTX_INCLUDE_NEVE_REGS \
1209	CRYPTO_SUPPORT \
1210	DISABLE_MTPMU \
1211	ENABLE_BRBE_FOR_NS \
1212	ENABLE_TRBE_FOR_NS \
1213	ENABLE_BTI \
1214	ENABLE_PAUTH \
1215	ENABLE_FEAT_AMU \
1216	ENABLE_FEAT_AMUv1p1 \
1217	ENABLE_FEAT_CSV2_2 \
1218	ENABLE_FEAT_CSV2_3 \
1219	ENABLE_FEAT_DIT \
1220	ENABLE_FEAT_ECV \
1221	ENABLE_FEAT_FGT \
1222	ENABLE_FEAT_HCX \
1223	ENABLE_FEAT_MTE \
1224	ENABLE_FEAT_MTE2 \
1225	ENABLE_FEAT_PAN \
1226	ENABLE_FEAT_RNG \
1227	ENABLE_FEAT_RNG_TRAP \
1228	ENABLE_FEAT_SEL2 \
1229	ENABLE_FEAT_TCR2 \
1230	ENABLE_FEAT_SB \
1231	ENABLE_FEAT_S2PIE \
1232	ENABLE_FEAT_S1PIE \
1233	ENABLE_FEAT_S2POE \
1234	ENABLE_FEAT_S1POE \
1235	ENABLE_FEAT_GCS \
1236	ENABLE_FEAT_VHE \
1237	ENABLE_FEAT_MTE_PERM \
1238	ENABLE_FEAT_MPAM \
1239	ENABLE_RME \
1240	ENABLE_SPE_FOR_NS \
1241	ENABLE_SYS_REG_TRACE_FOR_NS \
1242	ENABLE_SME_FOR_NS \
1243	ENABLE_SME2_FOR_NS \
1244	ENABLE_SVE_FOR_NS \
1245	ENABLE_TRF_FOR_NS \
1246	FW_ENC_STATUS \
1247	NR_OF_FW_BANKS \
1248	NR_OF_IMAGES_IN_FW_BANK \
1249	TWED_DELAY \
1250	ENABLE_FEAT_TWED \
1251	SVE_VECTOR_LEN \
1252	IMPDEF_SYSREG_TRAP \
1253)))
1254
1255ifdef KEY_SIZE
1256        $(eval $(call assert_numeric,KEY_SIZE))
1257endif
1258
1259ifeq ($(filter $(SANITIZE_UB), on off trap),)
1260        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1261endif
1262
1263################################################################################
1264# Add definitions to the cpp preprocessor based on the current build options.
1265# This is done after including the platform specific makefile to allow the
1266# platform to overwrite the default options
1267################################################################################
1268
1269$(eval $(call add_defines,\
1270    $(sort \
1271	ALLOW_RO_XLAT_TABLES \
1272	ARM_ARCH_MAJOR \
1273	ARM_ARCH_MINOR \
1274	BL2_ENABLE_SP_LOAD \
1275	COLD_BOOT_SINGLE_CPU \
1276	CTX_INCLUDE_AARCH32_REGS \
1277	CTX_INCLUDE_FPREGS \
1278	CTX_INCLUDE_PAUTH_REGS \
1279	CTX_INCLUDE_MPAM_REGS \
1280	EL3_EXCEPTION_HANDLING \
1281	CTX_INCLUDE_EL2_REGS \
1282	CTX_INCLUDE_NEVE_REGS \
1283	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1284	DISABLE_MTPMU \
1285	ENABLE_FEAT_AMU \
1286	ENABLE_AMU_AUXILIARY_COUNTERS \
1287	ENABLE_AMU_FCONF \
1288	AMU_RESTRICT_COUNTERS \
1289	ENABLE_ASSERTIONS \
1290	ENABLE_BTI \
1291	ENABLE_FEAT_MPAM \
1292	ENABLE_PAUTH \
1293	ENABLE_PIE \
1294	ENABLE_PMF \
1295	ENABLE_PSCI_STAT \
1296	ENABLE_RME \
1297	ENABLE_RUNTIME_INSTRUMENTATION \
1298	ENABLE_SME_FOR_NS \
1299	ENABLE_SME2_FOR_NS \
1300	ENABLE_SME_FOR_SWD \
1301	ENABLE_SPE_FOR_NS \
1302	ENABLE_SVE_FOR_NS \
1303	ENABLE_SVE_FOR_SWD \
1304	ENABLE_FEAT_RAS \
1305	FFH_SUPPORT \
1306	ENCRYPT_BL31 \
1307	ENCRYPT_BL32 \
1308	ERROR_DEPRECATED \
1309	FAULT_INJECTION_SUPPORT \
1310	GICV2_G0_FOR_EL3 \
1311	HANDLE_EA_EL3_FIRST_NS \
1312	HW_ASSISTED_COHERENCY \
1313	LOG_LEVEL \
1314	MEASURED_BOOT \
1315	DRTM_SUPPORT \
1316	NS_TIMER_SWITCH \
1317	PL011_GENERIC_UART \
1318	PLAT_${PLAT} \
1319	PROGRAMMABLE_RESET_ADDRESS \
1320	PSCI_EXTENDED_STATE_ID \
1321	PSCI_OS_INIT_MODE \
1322	RESET_TO_BL31 \
1323	SEPARATE_CODE_AND_RODATA \
1324	SEPARATE_BL2_NOLOAD_REGION \
1325	SEPARATE_NOBITS_REGION \
1326	RECLAIM_INIT_CODE \
1327	SPD_${SPD} \
1328	SPIN_ON_BL1_EXIT \
1329	SPM_MM \
1330	SPMC_AT_EL3 \
1331	SPMC_AT_EL3_SEL0_SP \
1332	SPMD_SPM_AT_SEL2 \
1333	TRANSFER_LIST \
1334	TRUSTED_BOARD_BOOT \
1335	CRYPTO_SUPPORT \
1336	TRNG_SUPPORT \
1337	ERRATA_ABI_SUPPORT \
1338	ERRATA_NON_ARM_INTERCONNECT \
1339	USE_COHERENT_MEM \
1340	USE_DEBUGFS \
1341	ARM_IO_IN_DTB \
1342	SDEI_IN_FCONF \
1343	SEC_INT_DESC_IN_FCONF \
1344	USE_ROMLIB \
1345	USE_TBBR_DEFS \
1346	WARMBOOT_ENABLE_DCACHE_EARLY \
1347	RESET_TO_BL2 \
1348	BL2_RUNS_AT_EL3	\
1349	BL2_IN_XIP_MEM \
1350	BL2_INV_DCACHE \
1351	USE_SPINLOCK_CAS \
1352	ERRATA_SPECULATIVE_AT \
1353	RAS_TRAP_NS_ERR_REC_ACCESS \
1354	COT_DESC_IN_DTB \
1355	USE_SP804_TIMER \
1356	ENABLE_FEAT_RNG \
1357	ENABLE_FEAT_RNG_TRAP \
1358	ENABLE_FEAT_SB \
1359	ENABLE_FEAT_DIT \
1360	NR_OF_FW_BANKS \
1361	NR_OF_IMAGES_IN_FW_BANK \
1362	PSA_FWU_SUPPORT \
1363	ENABLE_BRBE_FOR_NS \
1364	ENABLE_TRBE_FOR_NS \
1365	ENABLE_SYS_REG_TRACE_FOR_NS \
1366	ENABLE_TRF_FOR_NS \
1367	ENABLE_FEAT_HCX \
1368	ENABLE_MPMM \
1369	ENABLE_MPMM_FCONF \
1370	ENABLE_FEAT_FGT \
1371	ENABLE_FEAT_ECV \
1372	ENABLE_FEAT_AMUv1p1 \
1373	ENABLE_FEAT_SEL2 \
1374	ENABLE_FEAT_VHE \
1375	ENABLE_FEAT_CSV2_2 \
1376	ENABLE_FEAT_CSV2_3 \
1377	ENABLE_FEAT_PAN \
1378	ENABLE_FEAT_TCR2 \
1379	ENABLE_FEAT_S2PIE \
1380	ENABLE_FEAT_S1PIE \
1381	ENABLE_FEAT_S2POE \
1382	ENABLE_FEAT_S1POE \
1383	ENABLE_FEAT_GCS \
1384	ENABLE_FEAT_MTE \
1385	ENABLE_FEAT_MTE2 \
1386	ENABLE_FEAT_MTE_PERM \
1387	FEATURE_DETECTION \
1388	TWED_DELAY \
1389	ENABLE_FEAT_TWED \
1390	CONDITIONAL_CMO \
1391	IMPDEF_SYSREG_TRAP \
1392	SVE_VECTOR_LEN \
1393	ENABLE_SPMD_LP \
1394	PSA_CRYPTO	\
1395	ENABLE_CONSOLE_GETC \
1396	INIT_UNUSED_NS_EL2	\
1397	PLATFORM_REPORT_CTX_MEM_USE \
1398)))
1399
1400ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1401ifeq (${DEBUG}, 0)
1402        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1403        override PLATFORM_REPORT_CTX_MEM_USE := 0
1404endif
1405endif
1406
1407ifeq (${SANITIZE_UB},trap)
1408        $(eval $(call add_define,MONITOR_TRAPS))
1409endif #(SANITIZE_UB)
1410
1411# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1412ifdef EL3_PAYLOAD_BASE
1413        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1414else
1415# Define the PRELOADED_BL33_BASE flag only if it is provided and
1416# EL3_PAYLOAD_BASE is not defined, as it has priority.
1417	ifdef PRELOADED_BL33_BASE
1418                $(eval $(call add_define,PRELOADED_BL33_BASE))
1419	endif
1420endif #(EL3_PAYLOAD_BASE)
1421
1422# Define the DYN_DISABLE_AUTH flag only if set.
1423ifeq (${DYN_DISABLE_AUTH},1)
1424        $(eval $(call add_define,DYN_DISABLE_AUTH))
1425endif
1426
1427ifeq ($($(ARCH)-ld-id),arm-link)
1428        $(eval $(call add_define,USE_ARM_LINK))
1429endif
1430
1431# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1432ifeq (${SPD},spmd)
1433ifdef SP_LAYOUT_FILE
1434	-include $(BUILD_PLAT)/sp_gen.mk
1435	FIP_DEPS += sp
1436	CRT_DEPS += sp
1437	NEED_SP_PKG := yes
1438else
1439	ifeq (${SPMD_SPM_AT_SEL2},1)
1440                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1441	endif
1442endif #(SP_LAYOUT_FILE)
1443endif #(SPD)
1444
1445################################################################################
1446# Build targets
1447################################################################################
1448
1449.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1450.SUFFIXES:
1451
1452all: msg_start
1453
1454msg_start:
1455	@echo "Building ${PLAT}"
1456
1457ifeq (${ERROR_DEPRECATED},0)
1458# Check if deprecated declarations and cpp warnings should be treated as error or not.
1459ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
1460    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1461else
1462    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1463endif
1464endif #(!ERROR_DEPRECATED)
1465
1466$(eval $(call MAKE_LIB_DIRS))
1467$(eval $(call MAKE_LIB,c))
1468
1469# Expand build macros for the different images
1470ifeq (${NEED_BL1},yes)
1471BL1_SOURCES := $(sort ${BL1_SOURCES})
1472$(eval $(call MAKE_BL,bl1))
1473endif #(NEED_BL1)
1474
1475ifeq (${NEED_BL2},yes)
1476
1477ifeq (${RESET_TO_BL2}, 0)
1478FIP_BL2_ARGS := tb-fw
1479endif
1480
1481BL2_SOURCES := $(sort ${BL2_SOURCES})
1482
1483$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1484	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1485
1486endif #(NEED_BL2)
1487
1488ifeq (${NEED_SCP_BL2},yes)
1489$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1490endif #(NEED_SCP_BL2)
1491
1492ifeq (${NEED_BL31},yes)
1493BL31_SOURCES += ${SPD_SOURCES}
1494# Sort BL31 source files to remove duplicates
1495BL31_SOURCES := $(sort ${BL31_SOURCES})
1496ifneq (${DECRYPTION_SUPPORT},none)
1497$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1498	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1499else
1500$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1501	$(eval $(call MAKE_BL,bl31,soc-fw)))
1502endif #(DECRYPTION_SUPPORT)
1503endif #(NEED_BL31)
1504
1505# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1506# build system will call TOOL_ADD_IMG to print a warning message and abort the
1507# process. Note that the dependency on BL32 applies to the FIP only.
1508ifeq (${NEED_BL32},yes)
1509# Sort BL32 source files to remove duplicates
1510BL32_SOURCES := $(sort ${BL32_SOURCES})
1511BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1512
1513ifneq (${DECRYPTION_SUPPORT},none)
1514$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1515	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1516else
1517$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1518	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1519endif #(DECRYPTION_SUPPORT)
1520endif #(NEED_BL32)
1521
1522# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1523# needs to be built from RMM_SOURCES.
1524ifeq (${NEED_RMM},yes)
1525# Sort RMM source files to remove duplicates
1526RMM_SOURCES := $(sort ${RMM_SOURCES})
1527BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1528
1529$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1530	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1531endif #(NEED_RMM)
1532
1533# Add the BL33 image if required by the platform
1534ifeq (${NEED_BL33},yes)
1535$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1536endif #(NEED_BL33)
1537
1538ifeq (${NEED_BL2U},yes)
1539$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1540	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1541endif #(NEED_BL2U)
1542
1543# Expand build macros for the different images
1544ifeq (${NEED_FDT},yes)
1545    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1546endif #(NEED_FDT)
1547
1548# Add Secure Partition packages
1549ifeq (${NEED_SP_PKG},yes)
1550$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1551	@${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1552sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1553	@${ECHO_BLANK_LINE}
1554	@echo "Built SP Images successfully"
1555	@${ECHO_BLANK_LINE}
1556endif #(NEED_SP_PKG)
1557
1558locate-checkpatch:
1559ifndef CHECKPATCH
1560	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1561else
1562ifeq (,$(wildcard ${CHECKPATCH}))
1563	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1564endif
1565endif #(CHECKPATCH)
1566
1567clean:
1568	@echo "  CLEAN"
1569	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1570ifdef UNIX_MK
1571	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1572else
1573# Clear the MAKEFLAGS as we do not want
1574# to pass the gnumake flags to nmake.
1575	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1576endif #(UNIX_MK)
1577	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1578	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1579	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1580
1581realclean distclean:
1582	@echo "  REALCLEAN"
1583	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1584	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1585ifdef UNIX_MK
1586	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1587else
1588# Clear the MAKEFLAGS as we do not want
1589# to pass the gnumake flags to nmake.
1590	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1591endif #(UNIX_MK)
1592	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1593	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1594	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1595
1596checkcodebase:		locate-checkpatch
1597	@echo "  CHECKING STYLE"
1598	@if test -d .git ; then						\
1599		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1600		while read GIT_FILE ;					\
1601		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1602		done ;							\
1603	else								\
1604		 find . -type f -not -iwholename "*.git*"		\
1605		 -not -iwholename "*build*"				\
1606		 -not -iwholename "*libfdt*"				\
1607		 -not -iwholename "*libc*"				\
1608		 -not -iwholename "*docs*"				\
1609		 -not -iwholename "*.rst"				\
1610		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1611	fi
1612
1613checkpatch:		locate-checkpatch
1614	@echo "  CHECKING STYLE"
1615	@if test -n "${CHECKPATCH_OPTS}"; then				\
1616		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1617	fi
1618	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1619	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1620	do								\
1621		printf "\n[*] Checking style of '$$commit'\n\n";	\
1622		git log --format=email "$$commit~..$$commit"		\
1623			-- ${CHECK_PATHS} |				\
1624			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1625		git diff --format=email "$$commit~..$$commit"		\
1626			-- ${CHECK_PATHS} |				\
1627			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1628	done
1629
1630certtool: ${CRTTOOL}
1631
1632${CRTTOOL}: FORCE
1633	${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${CRTTOOLPATH} all
1634	@${ECHO_BLANK_LINE}
1635	@echo "Built $@ successfully"
1636	@${ECHO_BLANK_LINE}
1637
1638ifneq (${GENERATE_COT},0)
1639certificates: ${CRT_DEPS} ${CRTTOOL}
1640	${Q}${CRTTOOL} ${CRT_ARGS}
1641	@${ECHO_BLANK_LINE}
1642	@echo "Built $@ successfully"
1643	@echo "Certificates can be found in ${BUILD_PLAT}"
1644	@${ECHO_BLANK_LINE}
1645endif #(GENERATE_COT)
1646
1647${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1648	$(eval ${CHECK_FIP_CMD})
1649	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1650	${Q}${FIPTOOL} info $@
1651	@${ECHO_BLANK_LINE}
1652	@echo "Built $@ successfully"
1653	@${ECHO_BLANK_LINE}
1654
1655ifneq (${GENERATE_COT},0)
1656fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1657	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1658	@${ECHO_BLANK_LINE}
1659	@echo "Built $@ successfully"
1660	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1661	@${ECHO_BLANK_LINE}
1662endif #(GENERATE_COT)
1663
1664${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1665	$(eval ${CHECK_FWU_FIP_CMD})
1666	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1667	${Q}${FIPTOOL} info $@
1668	@${ECHO_BLANK_LINE}
1669	@echo "Built $@ successfully"
1670	@${ECHO_BLANK_LINE}
1671
1672fiptool: ${FIPTOOL}
1673fip: ${BUILD_PLAT}/${FIP_NAME}
1674fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1675
1676${FIPTOOL}: FORCE
1677ifdef UNIX_MK
1678	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1679else
1680# Clear the MAKEFLAGS as we do not want
1681# to pass the gnumake flags to nmake.
1682	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1683endif #(UNIX_MK)
1684
1685romlib.bin: libraries FORCE
1686	${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all
1687
1688memmap: all
1689ifdef UNIX_MK
1690	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1691		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1692else
1693	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1694		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1695endif
1696
1697doc:
1698	@echo "  BUILD DOCUMENTATION"
1699	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1700
1701enctool: ${ENCTOOL}
1702
1703${ENCTOOL}: FORCE
1704	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1705	@${ECHO_BLANK_LINE}
1706	@echo "Built $@ successfully"
1707	@${ECHO_BLANK_LINE}
1708
1709cscope:
1710	@echo "  CSCOPE"
1711	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1712	${Q}cscope -b -q -k
1713
1714help:
1715	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1716	@echo ""
1717	@echo "PLAT is used to specify which platform you wish to build."
1718	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1719	@echo ""
1720	@echo "platform = ${PLATFORM_LIST}"
1721	@echo ""
1722	@echo "Please refer to the User Guide for a list of all supported options."
1723	@echo "Note that the build system doesn't track dependencies for build "
1724	@echo "options. Therefore, if any of the build options are changed "
1725	@echo "from a previous build, a clean build must be performed."
1726	@echo ""
1727	@echo "Supported Targets:"
1728	@echo "  all            Build all individual bootloader binaries"
1729	@echo "  bl1            Build the BL1 binary"
1730	@echo "  bl2            Build the BL2 binary"
1731	@echo "  bl2u           Build the BL2U binary"
1732	@echo "  bl31           Build the BL31 binary"
1733	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1734	@echo "                 this builds secure payload specified by AARCH32_SP"
1735	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1736	@echo "  fip            Build the Firmware Image Package (FIP)"
1737	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1738	@echo "  checkcodebase  Check the coding style of the entire source tree"
1739	@echo "  checkpatch     Check the coding style on changes in the current"
1740	@echo "                 branch against BASE_COMMIT (default origin/master)"
1741	@echo "  clean          Clean the build for the selected platform"
1742	@echo "  cscope         Generate cscope index"
1743	@echo "  distclean      Remove all build artifacts for all platforms"
1744	@echo "  certtool       Build the Certificate generation tool"
1745	@echo "  enctool        Build the Firmware encryption tool"
1746	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1747	@echo "  sp             Build the Secure Partition Packages"
1748	@echo "  sptool         Build the Secure Partition Package creation tool"
1749	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1750	@echo "  memmap         Print the memory map of the built binaries"
1751	@echo "  doc            Build html based documentation using Sphinx tool"
1752	@echo ""
1753	@echo "Note: most build targets require PLAT to be set to a specific platform."
1754	@echo ""
1755	@echo "example: build all targets for the FVP platform:"
1756	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1757
1758.PHONY: FORCE
1759FORCE:;
1760