xref: /rk3399_ARM-atf/Makefile (revision 8620bd0b93b8ed913f2157d6946facd5bd75f6b4)
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
12VERSION_PATCH			:= 0	# Only used for LTS releases
13VERSION				:= ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
14
15# Default goal is build all images
16.DEFAULT_GOAL			:= all
17
18# Avoid any implicit propagation of command line variable definitions to
19# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
20# usage. Other command line options like "-s" are still propagated as usual.
21MAKEOVERRIDES =
22
23MAKE_HELPERS_DIRECTORY := make_helpers/
24include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
25include ${MAKE_HELPERS_DIRECTORY}build_env.mk
26
27################################################################################
28# Default values for build configurations, and their dependencies
29################################################################################
30
31include ${MAKE_HELPERS_DIRECTORY}defaults.mk
32
33################################################################################
34# Configure the toolchains used to build TF-A and its tools
35################################################################################
36
37include ${MAKE_HELPERS_DIRECTORY}toolchain.mk
38
39# Assertions enabled for DEBUG builds by default
40ENABLE_ASSERTIONS		:= ${DEBUG}
41ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
42PLAT				:= ${DEFAULT_PLAT}
43
44################################################################################
45# Checkpatch script options
46################################################################################
47
48CHECKCODE_ARGS		:=	--no-patch
49# Do not check the coding style on imported library files or documentation files
50INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
51					include/drivers/arm,		\
52					$(wildcard include/drivers/*)))
53INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
54					include/lib/libfdt		\
55					include/lib/libc,		\
56					$(wildcard include/lib/*)))
57INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
58					include/lib			\
59					include/drivers,		\
60					$(wildcard include/*)))
61LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
62					lib/compiler-rt			\
63					lib/libfdt%			\
64					lib/libc,			\
65					lib/zlib			\
66					$(wildcard lib/*)))
67ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
68					lib				\
69					include				\
70					docs				\
71					%.rst,				\
72					$(wildcard *)))
73CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
74				${INC_DIRS_TO_CHECK}			\
75				${INC_LIB_DIRS_TO_CHECK}		\
76				${LIB_DIRS_TO_CHECK}			\
77				${INC_DRV_DIRS_TO_CHECK}		\
78				${INC_ARM_DIRS_TO_CHECK}
79
80################################################################################
81# Process build options
82################################################################################
83
84# Verbose flag
85ifeq (${V},0)
86	Q:=@
87	ECHO:=@echo
88	CHECKCODE_ARGS	+=	--no-summary --terse
89else
90	Q:=
91	ECHO:=$(ECHO_QUIET)
92endif
93
94ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
95	Q:=@
96	ECHO:=$(ECHO_QUIET)
97endif
98
99export Q ECHO
100
101################################################################################
102# Auxiliary tools (fiptool, cert_create, etc)
103################################################################################
104
105# Variables for use with Certificate Generation Tool
106CRTTOOLPATH		?=	tools/cert_create
107CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
108
109# Variables for use with Firmware Encryption Tool
110ENCTOOLPATH		?=	tools/encrypt_fw
111ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
112
113# Variables for use with Firmware Image Package
114FIPTOOLPATH		?=	tools/fiptool
115FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
116
117# Variables for use with sptool
118SPTOOLPATH		?=	tools/sptool
119SPTOOL			?=	${SPTOOLPATH}/sptool.py
120SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
121SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
122
123# Variables for use with ROMLIB
124ROMLIBPATH		?=	lib/romlib
125
126# Variable for use with Python
127PYTHON			?=	python3
128
129# Variables for use with documentation build using Sphinx tool
130DOCS_PATH		?=	docs
131
132################################################################################
133# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
134################################################################################
135ifeq (${ARM_ARCH_MAJOR},7)
136	target32-directive	= 	-target arm-none-eabi
137# Will set march-directive from platform configuration
138else
139	target32-directive	= 	-target armv8a-none-eabi
140endif #(ARM_ARCH_MAJOR)
141
142################################################################################
143# Get Architecture Feature Modifiers
144################################################################################
145arch-features		=	${ARM_ARCH_FEATURE}
146
147ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
148	ifeq ($($(ARCH)-cc-id),arm-clang)
149		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
150		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
151	else
152		TF_CFLAGS_aarch32	=	$(target32-directive)
153		TF_CFLAGS_aarch64	:=	-target aarch64-elf
154	endif
155
156else ifeq ($($(ARCH)-cc-id),gnu-gcc)
157	ifeq ($(ENABLE_LTO),1)
158		# Enable LTO only for aarch64
159		ifeq (${ARCH},aarch64)
160			LTO_CFLAGS	=	-flto
161		endif
162	endif
163endif #(clang)
164
165# Process Debug flag
166$(eval $(call add_define,DEBUG))
167ifneq (${DEBUG}, 0)
168	BUILD_TYPE	:=	debug
169	TF_CFLAGS	+=	-g -gdwarf-4
170	ASFLAGS		+=	-g -Wa,-gdwarf-4
171
172	# Use LOG_LEVEL_INFO by default for debug builds
173	LOG_LEVEL	:=	40
174else
175	BUILD_TYPE	:=	release
176	# Use LOG_LEVEL_NOTICE by default for release builds
177	LOG_LEVEL	:=	20
178endif #(Debug)
179
180# Default build string (git branch and commit)
181ifeq (${BUILD_STRING},)
182	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
183endif
184VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
185
186ifeq (${AARCH32_INSTRUCTION_SET},A32)
187	TF_CFLAGS_aarch32	+=	-marm
188else ifeq (${AARCH32_INSTRUCTION_SET},T32)
189	TF_CFLAGS_aarch32	+=	-mthumb
190else
191        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
192endif #(AARCH32_INSTRUCTION_SET)
193
194TF_CFLAGS_aarch32	+=	-mno-unaligned-access
195TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
196
197##############################################################################
198# WARNINGS Configuration
199###############################################################################
200# General warnings
201WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
202				-Wdisabled-optimization -Wvla -Wshadow	\
203				-Wredundant-decls
204# stricter warnings
205WARNINGS		+=	-Wextra -Wno-trigraphs
206# too verbose for generic build
207WARNINGS		+=	-Wno-missing-field-initializers \
208				-Wno-type-limits -Wno-sign-compare \
209# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
210WARNINGS		+=	-Wno-unused-parameter
211
212# Additional warnings
213# Level 1 - infrequent warnings we should have none of
214# full -Wextra
215WARNING1 += -Wsign-compare
216WARNING1 += -Wtype-limits
217WARNING1 += -Wmissing-field-initializers
218
219# Level 2 - problematic warnings that we want
220# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
221# TODO: disable just for them and move into default build
222WARNING2 += -Wold-style-definition
223WARNING2 += -Wmissing-prototypes
224WARNING2 += -Wmissing-format-attribute
225# TF-A aims to comply with this eventually. Effort too large at present
226WARNING2 += -Wundef
227# currently very involved and many platforms set this off
228WARNING2 += -Wunused-const-variable=2
229
230# Level 3 - very pedantic, frequently ignored
231WARNING3 := -Wbad-function-cast
232WARNING3 += -Waggregate-return
233WARNING3 += -Wnested-externs
234WARNING3 += -Wcast-align
235WARNING3 += -Wcast-qual
236WARNING3 += -Wconversion
237WARNING3 += -Wpacked
238WARNING3 += -Wpointer-arith
239WARNING3 += -Wswitch-default
240
241# Setting W is quite verbose and most warnings will be pre-existing issues
242# outside of the contributor's control. Don't fail the build on them so warnings
243# can be seen and hopefully addressed
244ifdef W
245	ifneq (${W},0)
246		E	 ?= 0
247	endif
248endif
249
250ifeq (${W},1)
251	WARNINGS += $(WARNING1)
252else ifeq (${W},2)
253	WARNINGS += $(WARNING1) $(WARNING2)
254else ifeq (${W},3)
255	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
256endif #(W)
257
258# Compiler specific warnings
259ifeq ($(filter %-clang,$($(ARCH)-cc-id)),)
260# not using clang
261WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
262				-Wpacked-bitfield-compat -Wshift-overflow=2 \
263				-Wlogical-op
264
265# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
266TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
267
268ifeq ($(HARDEN_SLS), 1)
269        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
270endif
271
272else
273# using clang
274WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
275				-Wlogical-op-parentheses
276endif #(Clang Warning)
277
278ifneq (${E},0)
279	ERRORS := -Werror
280endif #(E)
281
282################################################################################
283# Compiler and Linker Directives
284################################################################################
285CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
286				$(ERRORS) $(WARNINGS)
287ASFLAGS			+=	$(CPPFLAGS)                 			\
288				-ffreestanding -Wa,--fatal-warnings
289TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
290				-ffunction-sections -fdata-sections		\
291				-ffreestanding -fno-builtin -fno-common		\
292				-Os -std=gnu99
293
294ifeq (${SANITIZE_UB},on)
295	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
296endif #(${SANITIZE_UB},on)
297
298ifeq (${SANITIZE_UB},trap)
299	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
300				-fsanitize-undefined-trap-on-error
301endif #(${SANITIZE_UB},trap)
302
303GCC_V_OUTPUT		:=	$(shell $($(ARCH)-cc) -v 2>&1)
304
305TF_LDFLAGS		+=	-z noexecstack
306
307# LD = armlink
308ifeq ($($(ARCH)-ld-id),arm-link)
309	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
310	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
311	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
312
313# LD = gcc (used when GCC LTO is enabled)
314else ifeq ($($(ARCH)-ld-id),gnu-gcc)
315	# Pass ld options with Wl or Xlinker switches
316	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
317	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
318	TF_LDFLAGS		+=	-Wl,--gc-sections
319
320	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
321	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
322	TF_LDFLAGS		+=	-Wl,--build-id=none
323
324	ifeq ($(ENABLE_LTO),1)
325		ifeq (${ARCH},aarch64)
326			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
327		endif
328	endif #(ENABLE_LTO)
329
330# GCC automatically adds fix-cortex-a53-843419 flag when used to link
331# which breaks some builds, so disable if errata fix is not explicitly enabled
332	ifeq (${ARCH},aarch64)
333		ifneq (${ERRATA_A53_843419},1)
334			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
335		endif
336	endif
337	TF_LDFLAGS		+= 	-nostdlib
338	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
339
340# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
341else
342# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
343# are not loaded by a elf loader.
344	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
345	TF_LDFLAGS		+=	-O1
346	TF_LDFLAGS		+=	--gc-sections
347
348	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
349	TF_LDFLAGS		+=	-z max-page-size=4096
350	TF_LDFLAGS		+=	--build-id=none
351
352# ld.lld doesn't recognize the errata flags,
353# therefore don't add those in that case.
354# ld.lld reports section type mismatch warnings,
355# therefore don't add --fatal-warnings to it.
356	ifneq ($($(ARCH)-ld-id),llvm-lld)
357		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
358	endif
359
360endif #(LD = armlink)
361
362################################################################################
363# Setup ARCH_MAJOR/MINOR before parsing arch_features.
364################################################################################
365ifeq (${ENABLE_RME},1)
366	ARM_ARCH_MAJOR := 8
367	ARM_ARCH_MINOR := 6
368endif
369
370################################################################################
371# Common sources and include directories
372################################################################################
373include lib/compiler-rt/compiler-rt.mk
374
375BL_COMMON_SOURCES	+=	common/bl_common.c			\
376				common/tf_log.c				\
377				common/${ARCH}/debug.S			\
378				drivers/console/multi_console.c		\
379				lib/${ARCH}/cache_helpers.S		\
380				lib/${ARCH}/misc_helpers.S		\
381				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
382				plat/common/plat_bl_common.c		\
383				plat/common/plat_log_common.c		\
384				plat/common/${ARCH}/plat_common.c	\
385				plat/common/${ARCH}/platform_helpers.S	\
386				${COMPILER_RT_SRCS}
387
388ifeq ($($(ARCH)-cc-id),arm-clang)
389	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
390endif
391
392ifeq (${SANITIZE_UB},on)
393	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
394endif
395
396INCLUDES		+=	-Iinclude				\
397				-Iinclude/arch/${ARCH}			\
398				-Iinclude/lib/cpus/${ARCH}		\
399				-Iinclude/lib/el3_runtime/${ARCH}	\
400				${PLAT_INCLUDES}			\
401				${SPD_INCLUDES}
402
403DTC_FLAGS		+=	-I dts -O dtb
404DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
405				-x assembler-with-cpp $(DEFINES)
406
407include common/backtrace/backtrace.mk
408
409################################################################################
410# Generic definitions
411################################################################################
412include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
413
414ifeq (${BUILD_BASE},)
415     BUILD_BASE		:=	./build
416endif
417BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
418
419SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
420
421# Platforms providing their own TBB makefile may override this value
422INCLUDE_TBBR_MK		:=	1
423
424################################################################################
425# Include SPD Makefile if one has been specified
426################################################################################
427
428ifneq (${SPD},none)
429	ifeq (${ARCH},aarch32)
430                $(error "Error: SPD is incompatible with AArch32.")
431	endif
432
433	ifdef EL3_PAYLOAD_BASE
434                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
435                $(warning "The SPD and its BL32 companion will be present but \
436                ignored.")
437	endif
438
439	ifeq (${SPD},spmd)
440	# SPMD is located in std_svc directory
441		SPD_DIR := std_svc
442
443		ifeq ($(SPMD_SPM_AT_SEL2),1)
444			CTX_INCLUDE_EL2_REGS := 1
445			ifeq ($(SPMC_AT_EL3),1)
446                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
447			endif
448		endif
449
450		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
451			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
452		endif
453
454		ifeq ($(TS_SP_FW_CONFIG),1)
455		DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
456		endif
457
458		ifneq ($(ARM_BL2_SP_LIST_DTS),)
459		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
460		endif
461
462		ifneq ($(SP_LAYOUT_FILE),)
463		BL2_ENABLE_SP_LOAD := 1
464		endif
465
466		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
467			ifneq ($(SPMC_AT_EL3),1)
468			$(error SEL0 SP cannot be enabled without SPMC at EL3)
469			endif
470		endif
471	else
472		# All other SPDs in spd directory
473		SPD_DIR := spd
474	endif #(SPD)
475
476	# We expect to locate an spd.mk under the specified SPD directory
477	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
478
479	ifeq (${SPD_MAKE},)
480                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
481	endif
482        $(info Including ${SPD_MAKE})
483        include ${SPD_MAKE}
484
485	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
486	# Makefile would set NEED_BL32 to "yes". In this case, the build system
487	# supports two mutually exclusive options:
488	# * BL32 is built from source: then BL32_SOURCES must contain the list
489	#   of source files to build BL32
490	# * BL32 is a prebuilt binary: then BL32 must point to the image file
491	#   that will be included in the FIP
492	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
493	# over the sources.
494endif #(SPD=none)
495
496ifeq (${ENABLE_SPMD_LP}, 1)
497ifneq (${SPD},spmd)
498        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
499endif
500ifeq ($(SPMC_AT_EL3),1)
501        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
502endif
503endif
504
505################################################################################
506# Process BRANCH_PROTECTION value and set
507# Pointer Authentication and Branch Target Identification flags
508################################################################################
509ifeq (${BRANCH_PROTECTION},0)
510	# Default value turns off all types of branch protection
511	BP_OPTION := none
512else ifneq (${ARCH},aarch64)
513        $(error BRANCH_PROTECTION requires AArch64)
514else ifeq (${BRANCH_PROTECTION},1)
515	# Enables all types of branch protection features
516	BP_OPTION := standard
517	ENABLE_BTI := 1
518	ENABLE_PAUTH := 1
519else ifeq (${BRANCH_PROTECTION},2)
520	# Return address signing to its standard level
521	BP_OPTION := pac-ret
522	ENABLE_PAUTH := 1
523else ifeq (${BRANCH_PROTECTION},3)
524	# Extend the signing to include leaf functions
525	BP_OPTION := pac-ret+leaf
526	ENABLE_PAUTH := 1
527else ifeq (${BRANCH_PROTECTION},4)
528	# Turn on branch target identification mechanism
529	BP_OPTION := bti
530	ENABLE_BTI := 1
531else
532        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
533endif #(BRANCH_PROTECTION)
534
535ifeq ($(ENABLE_PAUTH),1)
536	CTX_INCLUDE_PAUTH_REGS := 1
537endif
538ifneq (${BP_OPTION},none)
539	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
540endif #(BP_OPTION)
541
542# Pointer Authentication sources
543ifeq (${ENABLE_PAUTH}, 1)
544# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
545# Pauth support. As it's not secure, it must be reimplemented for real platforms
546	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
547endif
548
549################################################################################
550# Include the platform specific Makefile after the SPD Makefile (the platform
551# makefile may use all previous definitions in this file)
552################################################################################
553include ${PLAT_MAKEFILE_FULL}
554
555################################################################################
556# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
557# platform.
558################################################################################
559include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
560
561####################################################
562# Enable required options for Memory Stack Tagging.
563####################################################
564
565# Currently, these options are enabled only for clang and armclang compiler.
566ifeq (${SUPPORT_STACK_MEMTAG},yes)
567    ifdef mem_tag_arch_support
568        # Check for armclang and clang compilers
569        ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
570        # Add "memtag" architecture feature modifier if not specified
571            ifeq ( ,$(findstring memtag,$(arch-features)))
572                arch-features	:=	$(arch-features)+memtag
573            endif	# memtag
574            ifeq ($($(ARCH)-cc-id),arm-clang)
575                TF_CFLAGS	+=	-mmemtag-stack
576            else ifeq ($($(ARCH)-cc-id),llvm-clang)
577                TF_CFLAGS	+=	-fsanitize=memtag
578            endif	# armclang
579        endif
580    else
581        $(error "Error: stack memory tagging is not supported for  \
582        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
583	endif #(mem_tag_arch_support)
584endif #(SUPPORT_STACK_MEMTAG)
585
586################################################################################
587# RME dependent flags configuration, Enable optional features for RME.
588################################################################################
589# FEAT_RME
590ifeq (${ENABLE_RME},1)
591	# RME doesn't support BRBE
592	ENABLE_BRBE_FOR_NS := 0
593
594	# RME doesn't support PIE
595	ifneq (${ENABLE_PIE},0)
596                $(error ENABLE_RME does not support PIE)
597	endif
598
599	# RME doesn't support BRBE
600	ifneq (${ENABLE_BRBE_FOR_NS},0)
601                $(error ENABLE_RME does not support BRBE.)
602	endif
603
604	# RME requires AARCH64
605	ifneq (${ARCH},aarch64)
606                $(error ENABLE_RME requires AArch64)
607	endif
608
609	# RME requires el2 context to be saved for now.
610	CTX_INCLUDE_EL2_REGS := 1
611	CTX_INCLUDE_AARCH32_REGS := 0
612	CTX_INCLUDE_PAUTH_REGS := 1
613
614	# RME enables CSV2_2 extension by default.
615	ENABLE_FEAT_CSV2_2 = 1
616endif #(FEAT_RME)
617
618################################################################################
619# Include rmmd Makefile if RME is enabled
620################################################################################
621ifneq (${ENABLE_RME},0)
622	ifneq (${ARCH},aarch64)
623                $(error ENABLE_RME requires AArch64)
624	endif
625	ifeq ($(SPMC_AT_EL3),1)
626                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
627	endif
628
629	ifneq (${SPD}, none)
630		ifneq (${SPD}, spmd)
631                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
632		endif
633	endif
634include services/std_svc/rmmd/rmmd.mk
635$(warning "RME is an experimental feature")
636endif
637
638ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
639	ifeq (${SPD},none)
640		ifeq (${ENABLE_RME},0)
641                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
642                        or RME is enabled)
643		endif
644	endif
645endif
646
647################################################################################
648# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
649# up with appropriate march values for compiler.
650################################################################################
651include ${MAKE_HELPERS_DIRECTORY}march.mk
652
653TF_CFLAGS   +=	$(march-directive)
654ASFLAGS		+=	$(march-directive)
655
656# This internal flag is common option which is set to 1 for scenarios
657# when the BL2 is running in EL3 level. This occurs in two scenarios -
658# 4 world system running BL2 at EL3 and two world system without BL1 running
659# BL2 in EL3
660
661ifeq (${RESET_TO_BL2},1)
662	BL2_RUNS_AT_EL3	:=	1
663	ifeq (${ENABLE_RME},1)
664                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
665                supported at the moment.)
666	endif
667else ifeq (${ENABLE_RME},1)
668	BL2_RUNS_AT_EL3	:=	1
669else
670	BL2_RUNS_AT_EL3	:=	0
671endif
672
673# This internal flag is set to 1 when Firmware First handling of External aborts
674# is required by lowe ELs. Currently only NS requires this support.
675ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
676	FFH_SUPPORT := 1
677else
678	FFH_SUPPORT := 0
679endif
680
681$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
682
683ifeq (${ARM_ARCH_MAJOR},7)
684include make_helpers/armv7-a-cpus.mk
685endif
686
687PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
688ifneq ($(PIE_FOUND),)
689	TF_CFLAGS	+=	-fno-PIE
690ifeq ($($(ARCH)-ld-id),gnu-gcc)
691	TF_LDFLAGS	+=	-no-pie
692endif
693endif #(PIE_FOUND)
694
695ifeq ($($(ARCH)-ld-id),gnu-gcc)
696	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
697else
698	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
699endif
700
701ifeq ($(ENABLE_PIE),1)
702	ifeq ($(RESET_TO_BL2),1)
703		ifneq ($(BL2_IN_XIP_MEM),1)
704			BL2_CPPFLAGS	+=	-fpie
705			BL2_CFLAGS	+=	-fpie
706			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
707		endif #(BL2_IN_XIP_MEM)
708	endif #(RESET_TO_BL2)
709	BL31_CPPFLAGS	+=	-fpie
710	BL31_CFLAGS 	+=	-fpie
711	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
712
713	BL32_CPPFLAGS	+=	-fpie
714	BL32_CFLAGS	+=	-fpie
715	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
716endif #(ENABLE_PIE)
717
718BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
719BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
720BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
721
722BL1_CPPFLAGS += -DIMAGE_AT_EL3
723ifeq ($(RESET_TO_BL2),1)
724	BL2_CPPFLAGS += -DIMAGE_AT_EL3
725else
726	BL2_CPPFLAGS += -DIMAGE_AT_EL1
727endif #(RESET_TO_BL2)
728
729ifeq (${ARCH},aarch64)
730	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
731	BL31_CPPFLAGS += -DIMAGE_AT_EL3
732	BL32_CPPFLAGS += -DIMAGE_AT_EL1
733else
734	BL32_CPPFLAGS += -DIMAGE_AT_EL3
735endif
736
737# Include the CPU specific operations makefile, which provides default
738# values for all CPU errata workarounds and CPU specific optimisations.
739# This can be overridden by the platform.
740include lib/cpus/cpu-ops.mk
741
742################################################################################
743# Build `AARCH32_SP` as BL32 image for AArch32
744################################################################################
745ifeq (${ARCH},aarch32)
746        NEED_BL32 := yes
747
748        ifneq (${AARCH32_SP},none)
749        # We expect to locate an sp.mk under the specified AARCH32_SP directory
750		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
751
752                ifeq (${AARCH32_SP_MAKE},)
753                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
754                endif
755                $(info Including ${AARCH32_SP_MAKE})
756                include ${AARCH32_SP_MAKE}
757        endif
758endif #(ARCH=aarch32)
759
760################################################################################
761# Include libc if not overridden
762################################################################################
763ifeq (${OVERRIDE_LIBC},0)
764include lib/libc/libc.mk
765endif
766
767################################################################################
768# Check incompatible options and dependencies
769################################################################################
770
771# USE_DEBUGFS experimental feature recommended only in debug builds
772ifeq (${USE_DEBUGFS},1)
773        ifeq (${DEBUG},1)
774                $(warning DEBUGFS experimental feature is enabled.)
775        else
776                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
777        endif
778endif #(USE_DEBUGFS)
779
780# USE_SPINLOCK_CAS requires AArch64 build
781ifeq (${USE_SPINLOCK_CAS},1)
782        ifneq (${ARCH},aarch64)
783               $(error USE_SPINLOCK_CAS requires AArch64)
784        endif
785endif #(USE_SPINLOCK_CAS)
786
787# The cert_create tool cannot generate certificates individually, so we use the
788# target 'certificates' to create them all
789ifneq (${GENERATE_COT},0)
790        FIP_DEPS += certificates
791        FWU_FIP_DEPS += fwu_certificates
792endif
793
794ifneq (${DECRYPTION_SUPPORT},none)
795	ENC_ARGS += -f ${FW_ENC_STATUS}
796	ENC_ARGS += -k ${ENC_KEY}
797	ENC_ARGS += -n ${ENC_NONCE}
798	FIP_DEPS += enctool
799	FWU_FIP_DEPS += enctool
800endif #(DECRYPTION_SUPPORT)
801
802ifdef EL3_PAYLOAD_BASE
803	ifdef PRELOADED_BL33_BASE
804                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
805		incompatible build options. EL3_PAYLOAD_BASE has priority.")
806	endif
807	ifneq (${GENERATE_COT},0)
808                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
809                build options.")
810	endif
811	ifneq (${TRUSTED_BOARD_BOOT},0)
812                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
813                incompatible \ build options.")
814	endif
815endif #(EL3_PAYLOAD_BASE)
816
817ifeq (${NEED_BL33},yes)
818	ifdef EL3_PAYLOAD_BASE
819                $(warning "BL33 image is not needed when option \
820                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
821	endif
822	ifdef PRELOADED_BL33_BASE
823                $(warning "BL33 image is not needed when option \
824                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
825	endif
826endif #(NEED_BL33)
827
828# When building for systems with hardware-assisted coherency, there's no need to
829# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
830ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
831        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
832endif
833
834#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
835ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
836        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
837endif
838
839# RAS_EXTENSION is deprecated, provide alternate build options
840ifeq ($(RAS_EXTENSION),1)
841        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
842        and HANDLE_EA_EL3_FIRST_NS instead")
843endif
844
845
846# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
847ifeq ($(FAULT_INJECTION_SUPPORT),1)
848	ifeq ($(ENABLE_FEAT_RAS),0)
849                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
850	endif
851endif #(FAULT_INJECTION_SUPPORT)
852
853# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
854ifeq ($(DYN_DISABLE_AUTH), 1)
855	ifeq (${TRUSTED_BOARD_BOOT}, 0)
856                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
857                to be set.")
858	endif
859endif #(DYN_DISABLE_AUTH)
860
861ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
862# Support authentication verification and hash calculation
863	CRYPTO_SUPPORT := 3
864else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
865# Support authentication verification and hash calculation
866	CRYPTO_SUPPORT := 3
867else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
868# Support hash calculation only
869	CRYPTO_SUPPORT := 2
870else ifeq (${TRUSTED_BOARD_BOOT},1)
871# Support authentication verification only
872	CRYPTO_SUPPORT := 1
873else
874	CRYPTO_SUPPORT := 0
875endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
876
877# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
878ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
879        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
880endif
881
882# If pointer authentication is used in the firmware, make sure that all the
883# registers associated to it are also saved and restored.
884# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
885ifeq ($(ENABLE_PAUTH),1)
886	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
887                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
888	endif
889endif #(ENABLE_PAUTH)
890
891ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
892	ifneq (${ARCH},aarch64)
893                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
894	endif
895endif #(CTX_INCLUDE_PAUTH_REGS)
896
897ifeq ($(PSA_FWU_SUPPORT),1)
898        $(info PSA_FWU_SUPPORT is an experimental feature)
899endif #(PSA_FWU_SUPPORT)
900
901ifeq ($(FEATURE_DETECTION),1)
902        $(info FEATURE_DETECTION is an experimental feature)
903endif #(FEATURE_DETECTION)
904
905ifneq ($(ENABLE_SME2_FOR_NS), 0)
906	ifeq (${ENABLE_SME_FOR_NS}, 0)
907                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
908                to be set")
909                $(warning "Forced ENABLE_SME_FOR_NS=1")
910		override ENABLE_SME_FOR_NS	:= 1
911	endif
912endif #(ENABLE_SME2_FOR_NS)
913
914ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
915	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
916                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
917                library v2")
918	endif
919endif #(ARM_XLAT_TABLES_LIB_V1)
920
921ifneq (${DECRYPTION_SUPPORT},none)
922	ifeq (${TRUSTED_BOARD_BOOT}, 0)
923                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
924                to be set)
925	endif
926endif #(DECRYPTION_SUPPORT)
927
928# Ensure that no Aarch64-only features are enabled in Aarch32 build
929ifeq (${ARCH},aarch32)
930
931	# SME/SVE only supported on AArch64
932	ifneq (${ENABLE_SME_FOR_NS},0)
933                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
934	endif
935
936	ifeq (${ENABLE_SVE_FOR_NS},1)
937		# Warning instead of error due to CI dependency on this
938                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
939	endif
940
941	# BRBE is not supported in AArch32
942	ifeq (${ENABLE_BRBE_FOR_NS},1)
943                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
944	endif
945
946	# FEAT_RNG_TRAP is not supported in AArch32
947	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
948                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
949	endif
950endif #(ARCH=aarch32)
951
952ifneq (${ENABLE_SME_FOR_NS},0)
953	ifeq (${ENABLE_SVE_FOR_NS},0)
954                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
955	endif
956endif #(ENABLE_SME_FOR_NS)
957
958# Secure SME/SVE requires the non-secure component as well
959ifeq (${ENABLE_SME_FOR_SWD},1)
960	ifeq (${ENABLE_SME_FOR_NS},0)
961                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
962	endif
963	ifeq (${ENABLE_SVE_FOR_SWD},0)
964                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
965	endif
966endif #(ENABLE_SME_FOR_SWD)
967
968ifeq (${ENABLE_SVE_FOR_SWD},1)
969	ifeq (${ENABLE_SVE_FOR_NS},0)
970                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
971	endif
972endif #(ENABLE_SVE_FOR_SWD)
973
974# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
975# its own context management including FPU registers.
976ifeq (${CTX_INCLUDE_FPREGS},1)
977	ifneq (${ENABLE_SME_FOR_NS},0)
978                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
979	endif
980
981	ifeq (${ENABLE_SVE_FOR_NS},1)
982		# Warning instead of error due to CI dependency on this
983                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
984                $(warning "Forced ENABLE_SVE_FOR_NS=0")
985		override ENABLE_SVE_FOR_NS	:= 0
986	endif
987endif #(CTX_INCLUDE_FPREGS)
988
989ifeq ($(DRTM_SUPPORT),1)
990        $(info DRTM_SUPPORT is an experimental feature)
991endif
992
993ifeq (${TRANSFER_LIST},1)
994        $(info TRANSFER_LIST is an experimental feature)
995endif
996
997ifeq (${ENABLE_RME},1)
998	ifneq (${SEPARATE_CODE_AND_RODATA},1)
999                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1000	endif
1001endif
1002
1003ifeq ($(PSA_CRYPTO),1)
1004        $(info PSA_CRYPTO is an experimental feature)
1005endif
1006
1007################################################################################
1008# Process platform overrideable behaviour
1009################################################################################
1010
1011ifdef BL1_SOURCES
1012	NEED_BL1 := yes
1013endif #(BL1_SOURCES)
1014
1015ifdef BL2_SOURCES
1016	NEED_BL2 := yes
1017
1018	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1019	# Certificate generation tools. This flag can be overridden by the platform.
1020	ifdef EL3_PAYLOAD_BASE
1021		# If booting an EL3 payload there is no need for a BL33 image
1022		# in the FIP file.
1023		NEED_BL33		:=	no
1024	else
1025		ifdef PRELOADED_BL33_BASE
1026			# If booting a BL33 preloaded image there is no need of
1027			# another one in the FIP file.
1028			NEED_BL33		:=	no
1029		else
1030			NEED_BL33		?=	yes
1031		endif
1032	endif
1033endif #(BL2_SOURCES)
1034
1035ifdef BL2U_SOURCES
1036	NEED_BL2U := yes
1037endif #(BL2U_SOURCES)
1038
1039# If SCP_BL2 is given, we always want FIP to include it.
1040ifdef SCP_BL2
1041	NEED_SCP_BL2		:=	yes
1042endif #(SCP_BL2)
1043
1044# For AArch32, BL31 is not currently supported.
1045ifneq (${ARCH},aarch32)
1046	ifdef BL31_SOURCES
1047	# When booting an EL3 payload, there is no need to compile the BL31
1048	# image nor put it in the FIP.
1049		ifndef EL3_PAYLOAD_BASE
1050			NEED_BL31 := yes
1051		endif
1052	endif
1053endif #(ARCH=aarch64)
1054
1055# Process TBB related flags
1056ifneq (${GENERATE_COT},0)
1057	# Common cert_create options
1058	ifneq (${CREATE_KEYS},0)
1059                $(eval CRT_ARGS += -n)
1060                $(eval FWU_CRT_ARGS += -n)
1061		ifneq (${SAVE_KEYS},0)
1062                        $(eval CRT_ARGS += -k)
1063                        $(eval FWU_CRT_ARGS += -k)
1064		endif
1065	endif
1066	# Include TBBR makefile (unless the platform indicates otherwise)
1067	ifeq (${INCLUDE_TBBR_MK},1)
1068                include make_helpers/tbbr/tbbr_tools.mk
1069	endif
1070endif #(GENERATE_COT)
1071
1072ifneq (${FIP_ALIGN},0)
1073	FIP_ARGS += --align ${FIP_ALIGN}
1074endif #(FIP_ALIGN)
1075
1076ifdef FDT_SOURCES
1077	NEED_FDT := yes
1078endif #(FDT_SOURCES)
1079
1080################################################################################
1081# Include libraries' Makefile that are used in all BL
1082################################################################################
1083
1084include lib/stack_protector/stack_protector.mk
1085
1086################################################################################
1087# Include BL specific makefiles
1088################################################################################
1089
1090ifeq (${NEED_BL1},yes)
1091include bl1/bl1.mk
1092endif
1093
1094ifeq (${NEED_BL2},yes)
1095include bl2/bl2.mk
1096endif
1097
1098ifeq (${NEED_BL2U},yes)
1099include bl2u/bl2u.mk
1100endif
1101
1102ifeq (${NEED_BL31},yes)
1103include bl31/bl31.mk
1104endif
1105
1106################################################################################
1107# Build options checks
1108################################################################################
1109
1110# Boolean_Flags
1111$(eval $(call assert_booleans,\
1112    $(sort \
1113	ALLOW_RO_XLAT_TABLES \
1114	BL2_ENABLE_SP_LOAD \
1115	COLD_BOOT_SINGLE_CPU \
1116	CREATE_KEYS \
1117	CTX_INCLUDE_AARCH32_REGS \
1118	CTX_INCLUDE_FPREGS \
1119	CTX_INCLUDE_EL2_REGS \
1120	CTX_INCLUDE_MPAM_REGS \
1121	DEBUG \
1122	DYN_DISABLE_AUTH \
1123	EL3_EXCEPTION_HANDLING \
1124	ENABLE_AMU_AUXILIARY_COUNTERS \
1125	ENABLE_AMU_FCONF \
1126	AMU_RESTRICT_COUNTERS \
1127	ENABLE_ASSERTIONS \
1128	ENABLE_PIE \
1129	ENABLE_PMF \
1130	ENABLE_PSCI_STAT \
1131	ENABLE_RUNTIME_INSTRUMENTATION \
1132	ENABLE_SME_FOR_SWD \
1133	ENABLE_SVE_FOR_SWD \
1134	ENABLE_FEAT_RAS	\
1135	FFH_SUPPORT	\
1136	ERROR_DEPRECATED \
1137	FAULT_INJECTION_SUPPORT \
1138	GENERATE_COT \
1139	GICV2_G0_FOR_EL3 \
1140	HANDLE_EA_EL3_FIRST_NS \
1141	HARDEN_SLS \
1142	HW_ASSISTED_COHERENCY \
1143	MEASURED_BOOT \
1144	DRTM_SUPPORT \
1145	NS_TIMER_SWITCH \
1146	OVERRIDE_LIBC \
1147	PL011_GENERIC_UART \
1148	PROGRAMMABLE_RESET_ADDRESS \
1149	PSCI_EXTENDED_STATE_ID \
1150	PSCI_OS_INIT_MODE \
1151	RESET_TO_BL31 \
1152	SAVE_KEYS \
1153	SEPARATE_CODE_AND_RODATA \
1154	SEPARATE_BL2_NOLOAD_REGION \
1155	SEPARATE_NOBITS_REGION \
1156	SPIN_ON_BL1_EXIT \
1157	SPM_MM \
1158	SPMC_AT_EL3 \
1159	SPMC_AT_EL3_SEL0_SP \
1160	SPMD_SPM_AT_SEL2 \
1161	ENABLE_SPMD_LP \
1162	TRANSFER_LIST \
1163	TRUSTED_BOARD_BOOT \
1164	USE_COHERENT_MEM \
1165	USE_DEBUGFS \
1166	ARM_IO_IN_DTB \
1167	SDEI_IN_FCONF \
1168	SEC_INT_DESC_IN_FCONF \
1169	USE_ROMLIB \
1170	USE_TBBR_DEFS \
1171	WARMBOOT_ENABLE_DCACHE_EARLY \
1172	RESET_TO_BL2 \
1173	BL2_IN_XIP_MEM \
1174	BL2_INV_DCACHE \
1175	USE_SPINLOCK_CAS \
1176	ENCRYPT_BL31 \
1177	ENCRYPT_BL32 \
1178	ERRATA_SPECULATIVE_AT \
1179	RAS_TRAP_NS_ERR_REC_ACCESS \
1180	COT_DESC_IN_DTB \
1181	USE_SP804_TIMER \
1182	PSA_FWU_SUPPORT \
1183	ENABLE_MPMM \
1184	ENABLE_MPMM_FCONF \
1185	FEATURE_DETECTION \
1186	TRNG_SUPPORT \
1187	ERRATA_ABI_SUPPORT \
1188	ERRATA_NON_ARM_INTERCONNECT \
1189	CONDITIONAL_CMO \
1190	PSA_CRYPTO	\
1191	ENABLE_CONSOLE_GETC \
1192	INIT_UNUSED_NS_EL2	\
1193	PLATFORM_REPORT_CTX_MEM_USE \
1194)))
1195
1196# Numeric_Flags
1197$(eval $(call assert_numerics,\
1198    $(sort \
1199	ARM_ARCH_MAJOR \
1200	ARM_ARCH_MINOR \
1201	BRANCH_PROTECTION \
1202	CTX_INCLUDE_PAUTH_REGS \
1203	CTX_INCLUDE_NEVE_REGS \
1204	CRYPTO_SUPPORT \
1205	DISABLE_MTPMU \
1206	ENABLE_BRBE_FOR_NS \
1207	ENABLE_TRBE_FOR_NS \
1208	ENABLE_BTI \
1209	ENABLE_PAUTH \
1210	ENABLE_FEAT_AMU \
1211	ENABLE_FEAT_AMUv1p1 \
1212	ENABLE_FEAT_CSV2_2 \
1213	ENABLE_FEAT_CSV2_3 \
1214	ENABLE_FEAT_DIT \
1215	ENABLE_FEAT_ECV \
1216	ENABLE_FEAT_FGT \
1217	ENABLE_FEAT_HCX \
1218	ENABLE_FEAT_MTE \
1219	ENABLE_FEAT_PAN \
1220	ENABLE_FEAT_RNG \
1221	ENABLE_FEAT_RNG_TRAP \
1222	ENABLE_FEAT_SEL2 \
1223	ENABLE_FEAT_TCR2 \
1224	ENABLE_FEAT_SB \
1225	ENABLE_FEAT_S2PIE \
1226	ENABLE_FEAT_S1PIE \
1227	ENABLE_FEAT_S2POE \
1228	ENABLE_FEAT_S1POE \
1229	ENABLE_FEAT_GCS \
1230	ENABLE_FEAT_VHE \
1231	ENABLE_FEAT_MTE_PERM \
1232	ENABLE_FEAT_MPAM \
1233	ENABLE_RME \
1234	ENABLE_SPE_FOR_NS \
1235	ENABLE_SYS_REG_TRACE_FOR_NS \
1236	ENABLE_SME_FOR_NS \
1237	ENABLE_SME2_FOR_NS \
1238	ENABLE_SVE_FOR_NS \
1239	ENABLE_TRF_FOR_NS \
1240	FW_ENC_STATUS \
1241	NR_OF_FW_BANKS \
1242	NR_OF_IMAGES_IN_FW_BANK \
1243	TWED_DELAY \
1244	ENABLE_FEAT_TWED \
1245	SVE_VECTOR_LEN \
1246	IMPDEF_SYSREG_TRAP \
1247)))
1248
1249ifdef KEY_SIZE
1250        $(eval $(call assert_numeric,KEY_SIZE))
1251endif
1252
1253ifeq ($(filter $(SANITIZE_UB), on off trap),)
1254        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1255endif
1256
1257################################################################################
1258# Add definitions to the cpp preprocessor based on the current build options.
1259# This is done after including the platform specific makefile to allow the
1260# platform to overwrite the default options
1261################################################################################
1262
1263$(eval $(call add_defines,\
1264    $(sort \
1265	ALLOW_RO_XLAT_TABLES \
1266	ARM_ARCH_MAJOR \
1267	ARM_ARCH_MINOR \
1268	BL2_ENABLE_SP_LOAD \
1269	COLD_BOOT_SINGLE_CPU \
1270	CTX_INCLUDE_AARCH32_REGS \
1271	CTX_INCLUDE_FPREGS \
1272	CTX_INCLUDE_PAUTH_REGS \
1273	CTX_INCLUDE_MPAM_REGS \
1274	EL3_EXCEPTION_HANDLING \
1275	CTX_INCLUDE_EL2_REGS \
1276	CTX_INCLUDE_NEVE_REGS \
1277	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1278	DISABLE_MTPMU \
1279	ENABLE_FEAT_AMU \
1280	ENABLE_AMU_AUXILIARY_COUNTERS \
1281	ENABLE_AMU_FCONF \
1282	AMU_RESTRICT_COUNTERS \
1283	ENABLE_ASSERTIONS \
1284	ENABLE_BTI \
1285	ENABLE_FEAT_MPAM \
1286	ENABLE_PAUTH \
1287	ENABLE_PIE \
1288	ENABLE_PMF \
1289	ENABLE_PSCI_STAT \
1290	ENABLE_RME \
1291	ENABLE_RUNTIME_INSTRUMENTATION \
1292	ENABLE_SME_FOR_NS \
1293	ENABLE_SME2_FOR_NS \
1294	ENABLE_SME_FOR_SWD \
1295	ENABLE_SPE_FOR_NS \
1296	ENABLE_SVE_FOR_NS \
1297	ENABLE_SVE_FOR_SWD \
1298	ENABLE_FEAT_RAS \
1299	FFH_SUPPORT \
1300	ENCRYPT_BL31 \
1301	ENCRYPT_BL32 \
1302	ERROR_DEPRECATED \
1303	FAULT_INJECTION_SUPPORT \
1304	GICV2_G0_FOR_EL3 \
1305	HANDLE_EA_EL3_FIRST_NS \
1306	HW_ASSISTED_COHERENCY \
1307	LOG_LEVEL \
1308	MEASURED_BOOT \
1309	DRTM_SUPPORT \
1310	NS_TIMER_SWITCH \
1311	PL011_GENERIC_UART \
1312	PLAT_${PLAT} \
1313	PROGRAMMABLE_RESET_ADDRESS \
1314	PSCI_EXTENDED_STATE_ID \
1315	PSCI_OS_INIT_MODE \
1316	RESET_TO_BL31 \
1317	SEPARATE_CODE_AND_RODATA \
1318	SEPARATE_BL2_NOLOAD_REGION \
1319	SEPARATE_NOBITS_REGION \
1320	RECLAIM_INIT_CODE \
1321	SPD_${SPD} \
1322	SPIN_ON_BL1_EXIT \
1323	SPM_MM \
1324	SPMC_AT_EL3 \
1325	SPMC_AT_EL3_SEL0_SP \
1326	SPMD_SPM_AT_SEL2 \
1327	TRANSFER_LIST \
1328	TRUSTED_BOARD_BOOT \
1329	CRYPTO_SUPPORT \
1330	TRNG_SUPPORT \
1331	ERRATA_ABI_SUPPORT \
1332	ERRATA_NON_ARM_INTERCONNECT \
1333	USE_COHERENT_MEM \
1334	USE_DEBUGFS \
1335	ARM_IO_IN_DTB \
1336	SDEI_IN_FCONF \
1337	SEC_INT_DESC_IN_FCONF \
1338	USE_ROMLIB \
1339	USE_TBBR_DEFS \
1340	WARMBOOT_ENABLE_DCACHE_EARLY \
1341	RESET_TO_BL2 \
1342	BL2_RUNS_AT_EL3	\
1343	BL2_IN_XIP_MEM \
1344	BL2_INV_DCACHE \
1345	USE_SPINLOCK_CAS \
1346	ERRATA_SPECULATIVE_AT \
1347	RAS_TRAP_NS_ERR_REC_ACCESS \
1348	COT_DESC_IN_DTB \
1349	USE_SP804_TIMER \
1350	ENABLE_FEAT_RNG \
1351	ENABLE_FEAT_RNG_TRAP \
1352	ENABLE_FEAT_SB \
1353	ENABLE_FEAT_DIT \
1354	NR_OF_FW_BANKS \
1355	NR_OF_IMAGES_IN_FW_BANK \
1356	PSA_FWU_SUPPORT \
1357	ENABLE_BRBE_FOR_NS \
1358	ENABLE_TRBE_FOR_NS \
1359	ENABLE_SYS_REG_TRACE_FOR_NS \
1360	ENABLE_TRF_FOR_NS \
1361	ENABLE_FEAT_HCX \
1362	ENABLE_MPMM \
1363	ENABLE_MPMM_FCONF \
1364	ENABLE_FEAT_FGT \
1365	ENABLE_FEAT_ECV \
1366	ENABLE_FEAT_AMUv1p1 \
1367	ENABLE_FEAT_SEL2 \
1368	ENABLE_FEAT_VHE \
1369	ENABLE_FEAT_CSV2_2 \
1370	ENABLE_FEAT_CSV2_3 \
1371	ENABLE_FEAT_PAN \
1372	ENABLE_FEAT_TCR2 \
1373	ENABLE_FEAT_S2PIE \
1374	ENABLE_FEAT_S1PIE \
1375	ENABLE_FEAT_S2POE \
1376	ENABLE_FEAT_S1POE \
1377	ENABLE_FEAT_GCS \
1378	ENABLE_FEAT_MTE \
1379	ENABLE_FEAT_MTE_PERM \
1380	FEATURE_DETECTION \
1381	TWED_DELAY \
1382	ENABLE_FEAT_TWED \
1383	CONDITIONAL_CMO \
1384	IMPDEF_SYSREG_TRAP \
1385	SVE_VECTOR_LEN \
1386	ENABLE_SPMD_LP \
1387	PSA_CRYPTO	\
1388	ENABLE_CONSOLE_GETC \
1389	INIT_UNUSED_NS_EL2	\
1390	PLATFORM_REPORT_CTX_MEM_USE \
1391)))
1392
1393ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1394ifeq (${DEBUG}, 0)
1395        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1396        override PLATFORM_REPORT_CTX_MEM_USE := 0
1397endif
1398endif
1399
1400ifeq (${SANITIZE_UB},trap)
1401        $(eval $(call add_define,MONITOR_TRAPS))
1402endif #(SANITIZE_UB)
1403
1404# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1405ifdef EL3_PAYLOAD_BASE
1406        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1407else
1408# Define the PRELOADED_BL33_BASE flag only if it is provided and
1409# EL3_PAYLOAD_BASE is not defined, as it has priority.
1410	ifdef PRELOADED_BL33_BASE
1411                $(eval $(call add_define,PRELOADED_BL33_BASE))
1412	endif
1413endif #(EL3_PAYLOAD_BASE)
1414
1415# Define the DYN_DISABLE_AUTH flag only if set.
1416ifeq (${DYN_DISABLE_AUTH},1)
1417        $(eval $(call add_define,DYN_DISABLE_AUTH))
1418endif
1419
1420ifeq ($($(ARCH)-ld-id),arm-link)
1421        $(eval $(call add_define,USE_ARM_LINK))
1422endif
1423
1424# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1425ifeq (${SPD},spmd)
1426ifdef SP_LAYOUT_FILE
1427	-include $(BUILD_PLAT)/sp_gen.mk
1428	FIP_DEPS += sp
1429	CRT_DEPS += sp
1430	NEED_SP_PKG := yes
1431else
1432	ifeq (${SPMD_SPM_AT_SEL2},1)
1433                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1434	endif
1435endif #(SP_LAYOUT_FILE)
1436endif #(SPD)
1437
1438################################################################################
1439# Build targets
1440################################################################################
1441
1442.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1443.SUFFIXES:
1444
1445all: msg_start
1446
1447msg_start:
1448	@echo "Building ${PLAT}"
1449
1450ifeq (${ERROR_DEPRECATED},0)
1451# Check if deprecated declarations and cpp warnings should be treated as error or not.
1452ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
1453    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1454else
1455    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1456endif
1457endif #(!ERROR_DEPRECATED)
1458
1459$(eval $(call MAKE_LIB_DIRS))
1460$(eval $(call MAKE_LIB,c))
1461
1462# Expand build macros for the different images
1463ifeq (${NEED_BL1},yes)
1464BL1_SOURCES := $(sort ${BL1_SOURCES})
1465$(eval $(call MAKE_BL,bl1))
1466endif #(NEED_BL1)
1467
1468ifeq (${NEED_BL2},yes)
1469
1470ifeq (${RESET_TO_BL2}, 0)
1471FIP_BL2_ARGS := tb-fw
1472endif
1473
1474BL2_SOURCES := $(sort ${BL2_SOURCES})
1475
1476$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1477	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1478
1479endif #(NEED_BL2)
1480
1481ifeq (${NEED_SCP_BL2},yes)
1482$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1483endif #(NEED_SCP_BL2)
1484
1485ifeq (${NEED_BL31},yes)
1486BL31_SOURCES += ${SPD_SOURCES}
1487# Sort BL31 source files to remove duplicates
1488BL31_SOURCES := $(sort ${BL31_SOURCES})
1489ifneq (${DECRYPTION_SUPPORT},none)
1490$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1491	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1492else
1493$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1494	$(eval $(call MAKE_BL,bl31,soc-fw)))
1495endif #(DECRYPTION_SUPPORT)
1496endif #(NEED_BL31)
1497
1498# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1499# build system will call TOOL_ADD_IMG to print a warning message and abort the
1500# process. Note that the dependency on BL32 applies to the FIP only.
1501ifeq (${NEED_BL32},yes)
1502# Sort BL32 source files to remove duplicates
1503BL32_SOURCES := $(sort ${BL32_SOURCES})
1504BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1505
1506ifneq (${DECRYPTION_SUPPORT},none)
1507$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1508	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1509else
1510$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1511	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1512endif #(DECRYPTION_SUPPORT)
1513endif #(NEED_BL32)
1514
1515# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1516# needs to be built from RMM_SOURCES.
1517ifeq (${NEED_RMM},yes)
1518# Sort RMM source files to remove duplicates
1519RMM_SOURCES := $(sort ${RMM_SOURCES})
1520BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1521
1522$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1523	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1524endif #(NEED_RMM)
1525
1526# Add the BL33 image if required by the platform
1527ifeq (${NEED_BL33},yes)
1528$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1529endif #(NEED_BL33)
1530
1531ifeq (${NEED_BL2U},yes)
1532$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1533	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1534endif #(NEED_BL2U)
1535
1536# Expand build macros for the different images
1537ifeq (${NEED_FDT},yes)
1538    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1539endif #(NEED_FDT)
1540
1541# Add Secure Partition packages
1542ifeq (${NEED_SP_PKG},yes)
1543$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1544	@${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1545sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1546	@${ECHO_BLANK_LINE}
1547	@echo "Built SP Images successfully"
1548	@${ECHO_BLANK_LINE}
1549endif #(NEED_SP_PKG)
1550
1551locate-checkpatch:
1552ifndef CHECKPATCH
1553	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1554else
1555ifeq (,$(wildcard ${CHECKPATCH}))
1556	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1557endif
1558endif #(CHECKPATCH)
1559
1560clean:
1561	@echo "  CLEAN"
1562	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1563ifdef UNIX_MK
1564	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1565else
1566# Clear the MAKEFLAGS as we do not want
1567# to pass the gnumake flags to nmake.
1568	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1569endif #(UNIX_MK)
1570	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1571	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1572	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1573
1574realclean distclean:
1575	@echo "  REALCLEAN"
1576	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1577	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1578ifdef UNIX_MK
1579	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1580else
1581# Clear the MAKEFLAGS as we do not want
1582# to pass the gnumake flags to nmake.
1583	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1584endif #(UNIX_MK)
1585	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1586	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1587	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1588
1589checkcodebase:		locate-checkpatch
1590	@echo "  CHECKING STYLE"
1591	@if test -d .git ; then						\
1592		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1593		while read GIT_FILE ;					\
1594		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1595		done ;							\
1596	else								\
1597		 find . -type f -not -iwholename "*.git*"		\
1598		 -not -iwholename "*build*"				\
1599		 -not -iwholename "*libfdt*"				\
1600		 -not -iwholename "*libc*"				\
1601		 -not -iwholename "*docs*"				\
1602		 -not -iwholename "*.rst"				\
1603		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1604	fi
1605
1606checkpatch:		locate-checkpatch
1607	@echo "  CHECKING STYLE"
1608	@if test -n "${CHECKPATCH_OPTS}"; then				\
1609		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1610	fi
1611	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1612	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1613	do								\
1614		printf "\n[*] Checking style of '$$commit'\n\n";	\
1615		git log --format=email "$$commit~..$$commit"		\
1616			-- ${CHECK_PATHS} |				\
1617			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1618		git diff --format=email "$$commit~..$$commit"		\
1619			-- ${CHECK_PATHS} |				\
1620			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1621	done
1622
1623certtool: ${CRTTOOL}
1624
1625${CRTTOOL}: FORCE
1626	${Q}${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 ${CRTTOOLPATH} all
1627	@${ECHO_BLANK_LINE}
1628	@echo "Built $@ successfully"
1629	@${ECHO_BLANK_LINE}
1630
1631ifneq (${GENERATE_COT},0)
1632certificates: ${CRT_DEPS} ${CRTTOOL}
1633	${Q}${CRTTOOL} ${CRT_ARGS}
1634	@${ECHO_BLANK_LINE}
1635	@echo "Built $@ successfully"
1636	@echo "Certificates can be found in ${BUILD_PLAT}"
1637	@${ECHO_BLANK_LINE}
1638endif #(GENERATE_COT)
1639
1640${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1641	$(eval ${CHECK_FIP_CMD})
1642	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1643	${Q}${FIPTOOL} info $@
1644	@${ECHO_BLANK_LINE}
1645	@echo "Built $@ successfully"
1646	@${ECHO_BLANK_LINE}
1647
1648ifneq (${GENERATE_COT},0)
1649fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1650	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1651	@${ECHO_BLANK_LINE}
1652	@echo "Built $@ successfully"
1653	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1654	@${ECHO_BLANK_LINE}
1655endif #(GENERATE_COT)
1656
1657${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1658	$(eval ${CHECK_FWU_FIP_CMD})
1659	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1660	${Q}${FIPTOOL} info $@
1661	@${ECHO_BLANK_LINE}
1662	@echo "Built $@ successfully"
1663	@${ECHO_BLANK_LINE}
1664
1665fiptool: ${FIPTOOL}
1666fip: ${BUILD_PLAT}/${FIP_NAME}
1667fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1668
1669${FIPTOOL}: FORCE
1670ifdef UNIX_MK
1671	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1672else
1673# Clear the MAKEFLAGS as we do not want
1674# to pass the gnumake flags to nmake.
1675	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1676endif #(UNIX_MK)
1677
1678romlib.bin: libraries FORCE
1679	${Q}${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
1680
1681memmap: all
1682ifdef UNIX_MK
1683	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1684		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1685else
1686	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1687		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1688endif
1689
1690doc:
1691	@echo "  BUILD DOCUMENTATION"
1692	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1693
1694enctool: ${ENCTOOL}
1695
1696${ENCTOOL}: FORCE
1697	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1698	@${ECHO_BLANK_LINE}
1699	@echo "Built $@ successfully"
1700	@${ECHO_BLANK_LINE}
1701
1702cscope:
1703	@echo "  CSCOPE"
1704	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1705	${Q}cscope -b -q -k
1706
1707help:
1708	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1709	@echo ""
1710	@echo "PLAT is used to specify which platform you wish to build."
1711	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1712	@echo ""
1713	@echo "platform = ${PLATFORM_LIST}"
1714	@echo ""
1715	@echo "Please refer to the User Guide for a list of all supported options."
1716	@echo "Note that the build system doesn't track dependencies for build "
1717	@echo "options. Therefore, if any of the build options are changed "
1718	@echo "from a previous build, a clean build must be performed."
1719	@echo ""
1720	@echo "Supported Targets:"
1721	@echo "  all            Build all individual bootloader binaries"
1722	@echo "  bl1            Build the BL1 binary"
1723	@echo "  bl2            Build the BL2 binary"
1724	@echo "  bl2u           Build the BL2U binary"
1725	@echo "  bl31           Build the BL31 binary"
1726	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1727	@echo "                 this builds secure payload specified by AARCH32_SP"
1728	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1729	@echo "  fip            Build the Firmware Image Package (FIP)"
1730	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1731	@echo "  checkcodebase  Check the coding style of the entire source tree"
1732	@echo "  checkpatch     Check the coding style on changes in the current"
1733	@echo "                 branch against BASE_COMMIT (default origin/master)"
1734	@echo "  clean          Clean the build for the selected platform"
1735	@echo "  cscope         Generate cscope index"
1736	@echo "  distclean      Remove all build artifacts for all platforms"
1737	@echo "  certtool       Build the Certificate generation tool"
1738	@echo "  enctool        Build the Firmware encryption tool"
1739	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1740	@echo "  sp             Build the Secure Partition Packages"
1741	@echo "  sptool         Build the Secure Partition Package creation tool"
1742	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1743	@echo "  memmap         Print the memory map of the built binaries"
1744	@echo "  doc            Build html based documentation using Sphinx tool"
1745	@echo ""
1746	@echo "Note: most build targets require PLAT to be set to a specific platform."
1747	@echo ""
1748	@echo "example: build all targets for the FVP platform:"
1749	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1750
1751.PHONY: FORCE
1752FORCE:;
1753