xref: /rk3399_ARM-atf/Makefile (revision 077d8b39bc982bb86bd1a78a5ff0d98a8a6d4c1b)
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# Assertions enabled for DEBUG builds by default
35ENABLE_ASSERTIONS		:= ${DEBUG}
36ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
37PLAT				:= ${DEFAULT_PLAT}
38
39################################################################################
40# Checkpatch script options
41################################################################################
42
43CHECKCODE_ARGS		:=	--no-patch
44# Do not check the coding style on imported library files or documentation files
45INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
46					include/drivers/arm,		\
47					$(wildcard include/drivers/*)))
48INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
49					include/lib/libfdt		\
50					include/lib/libc,		\
51					$(wildcard include/lib/*)))
52INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
53					include/lib			\
54					include/drivers,		\
55					$(wildcard include/*)))
56LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
57					lib/compiler-rt			\
58					lib/libfdt%			\
59					lib/libc,			\
60					lib/zlib			\
61					$(wildcard lib/*)))
62ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
63					lib				\
64					include				\
65					docs				\
66					%.rst,				\
67					$(wildcard *)))
68CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
69				${INC_DIRS_TO_CHECK}			\
70				${INC_LIB_DIRS_TO_CHECK}		\
71				${LIB_DIRS_TO_CHECK}			\
72				${INC_DRV_DIRS_TO_CHECK}		\
73				${INC_ARM_DIRS_TO_CHECK}
74
75################################################################################
76# Process build options
77################################################################################
78
79# Verbose flag
80ifeq (${V},0)
81	Q:=@
82	ECHO:=@echo
83	CHECKCODE_ARGS	+=	--no-summary --terse
84else
85	Q:=
86	ECHO:=$(ECHO_QUIET)
87endif
88
89ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
90	Q:=@
91	ECHO:=$(ECHO_QUIET)
92endif
93
94export Q ECHO
95
96################################################################################
97# Toolchain
98################################################################################
99
100HOSTCC			:=	gcc
101export HOSTCC
102
103CC			:=	${CROSS_COMPILE}gcc
104CPP			:=	${CROSS_COMPILE}gcc -E
105AS			:=	${CROSS_COMPILE}gcc
106AR			:=	${CROSS_COMPILE}gcc-ar
107LINKER			:=	${CROSS_COMPILE}ld
108OC			:=	${CROSS_COMPILE}objcopy
109OD			:=	${CROSS_COMPILE}objdump
110DTC			:=	dtc
111
112# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
113ifneq ($(strip $(wildcard ${LD}.bfd) \
114	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
115LINKER			:=	${LINKER}.bfd
116endif
117
118################################################################################
119# Auxiliary tools (fiptool, cert_create, etc)
120################################################################################
121
122# Variables for use with Certificate Generation Tool
123CRTTOOLPATH		?=	tools/cert_create
124CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
125
126# Variables for use with Firmware Encryption Tool
127ENCTOOLPATH		?=	tools/encrypt_fw
128ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
129
130# Variables for use with Firmware Image Package
131FIPTOOLPATH		?=	tools/fiptool
132FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
133
134# Variables for use with sptool
135SPTOOLPATH		?=	tools/sptool
136SPTOOL			?=	${SPTOOLPATH}/sptool.py
137SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
138SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
139
140# Variables for use with ROMLIB
141ROMLIBPATH		?=	lib/romlib
142
143# Variable for use with Python
144PYTHON			?=	python3
145
146# Variables for use with documentation build using Sphinx tool
147DOCS_PATH		?=	docs
148
149################################################################################
150# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
151################################################################################
152ifeq (${ARM_ARCH_MAJOR},7)
153	target32-directive	= 	-target arm-none-eabi
154# Will set march-directive from platform configuration
155else
156	target32-directive	= 	-target armv8a-none-eabi
157endif #(ARM_ARCH_MAJOR)
158
159################################################################################
160# Get Architecture Feature Modifiers
161################################################################################
162arch-features		=	${ARM_ARCH_FEATURE}
163
164ifneq ($(findstring clang,$(notdir $(CC))),)
165	ifneq ($(findstring armclang,$(notdir $(CC))),)
166		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
167		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
168		LD			:=	$(LINKER)
169	else
170		TF_CFLAGS_aarch32	=	$(target32-directive)
171		TF_CFLAGS_aarch64	:=	-target aarch64-elf
172		LD			:=	$(shell $(CC) --print-prog-name ld.lld)
173
174		AR			:=	$(shell $(CC) --print-prog-name llvm-ar)
175		OD			:=	$(shell $(CC) --print-prog-name llvm-objdump)
176		OC			:=	$(shell $(CC) --print-prog-name llvm-objcopy)
177	endif
178
179	CPP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
180	AS		:=	$(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
181else ifneq ($(findstring gcc,$(notdir $(CC))),)
182	ifeq ($(ENABLE_LTO),1)
183		# Enable LTO only for aarch64
184		ifeq (${ARCH},aarch64)
185			LTO_CFLAGS	=	-flto
186			# Use gcc as a wrapper for the ld, recommended for LTO
187			LINKER		:=	${CROSS_COMPILE}gcc
188		endif
189	endif
190	LD			=	$(LINKER)
191else
192	LD			=	$(LINKER)
193endif #(clang)
194
195# Process Debug flag
196$(eval $(call add_define,DEBUG))
197ifneq (${DEBUG}, 0)
198	BUILD_TYPE	:=	debug
199	TF_CFLAGS	+=	-g -gdwarf-4
200	ASFLAGS		+=	-g -Wa,-gdwarf-4
201
202	# Use LOG_LEVEL_INFO by default for debug builds
203	LOG_LEVEL	:=	40
204else
205	BUILD_TYPE	:=	release
206	# Use LOG_LEVEL_NOTICE by default for release builds
207	LOG_LEVEL	:=	20
208endif #(Debug)
209
210# Default build string (git branch and commit)
211ifeq (${BUILD_STRING},)
212	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
213endif
214VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
215
216ifeq (${AARCH32_INSTRUCTION_SET},A32)
217	TF_CFLAGS_aarch32	+=	-marm
218else ifeq (${AARCH32_INSTRUCTION_SET},T32)
219	TF_CFLAGS_aarch32	+=	-mthumb
220else
221        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
222endif #(AARCH32_INSTRUCTION_SET)
223
224TF_CFLAGS_aarch32	+=	-mno-unaligned-access
225TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
226
227##############################################################################
228# WARNINGS Configuration
229###############################################################################
230# General warnings
231WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
232				-Wdisabled-optimization -Wvla -Wshadow	\
233				-Wredundant-decls
234# stricter warnings
235WARNINGS		+=	-Wextra -Wno-trigraphs
236# too verbose for generic build
237WARNINGS		+=	-Wno-missing-field-initializers \
238				-Wno-type-limits -Wno-sign-compare \
239# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
240WARNINGS		+=	-Wno-unused-parameter
241
242# Additional warnings
243# Level 1 - infrequent warnings we should have none of
244# full -Wextra
245WARNING1 += -Wsign-compare
246WARNING1 += -Wtype-limits
247WARNING1 += -Wmissing-field-initializers
248
249# Level 2 - problematic warnings that we want
250# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
251# TODO: disable just for them and move into default build
252WARNING2 += -Wold-style-definition
253WARNING2 += -Wmissing-prototypes
254WARNING2 += -Wmissing-format-attribute
255# TF-A aims to comply with this eventually. Effort too large at present
256WARNING2 += -Wundef
257# currently very involved and many platforms set this off
258WARNING2 += -Wunused-const-variable=2
259
260# Level 3 - very pedantic, frequently ignored
261WARNING3 := -Wbad-function-cast
262WARNING3 += -Waggregate-return
263WARNING3 += -Wnested-externs
264WARNING3 += -Wcast-align
265WARNING3 += -Wcast-qual
266WARNING3 += -Wconversion
267WARNING3 += -Wpacked
268WARNING3 += -Wpointer-arith
269WARNING3 += -Wswitch-default
270
271# Setting W is quite verbose and most warnings will be pre-existing issues
272# outside of the contributor's control. Don't fail the build on them so warnings
273# can be seen and hopefully addressed
274ifdef W
275	ifneq (${W},0)
276		E	 ?= 0
277	endif
278endif
279
280ifeq (${W},1)
281	WARNINGS += $(WARNING1)
282else ifeq (${W},2)
283	WARNINGS += $(WARNING1) $(WARNING2)
284else ifeq (${W},3)
285	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
286endif #(W)
287
288# Compiler specific warnings
289ifeq ($(findstring clang,$(notdir $(CC))),)
290# not using clang
291WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
292				-Wpacked-bitfield-compat -Wshift-overflow=2 \
293				-Wlogical-op
294
295# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
296TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
297
298ifeq ($(HARDEN_SLS), 1)
299        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
300endif
301
302else
303# using clang
304WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
305				-Wlogical-op-parentheses
306endif #(Clang Warning)
307
308ifneq (${E},0)
309	ERRORS := -Werror
310endif #(E)
311
312################################################################################
313# Compiler and Linker Directives
314################################################################################
315CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
316				$(ERRORS) $(WARNINGS)
317ASFLAGS			+=	$(CPPFLAGS)                 			\
318				-ffreestanding -Wa,--fatal-warnings
319TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
320				-ffunction-sections -fdata-sections		\
321				-ffreestanding -fno-builtin -fno-common		\
322				-Os -std=gnu99
323
324ifeq (${SANITIZE_UB},on)
325	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
326endif #(${SANITIZE_UB},on)
327
328ifeq (${SANITIZE_UB},trap)
329	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
330				-fsanitize-undefined-trap-on-error
331endif #(${SANITIZE_UB},trap)
332
333GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
334
335TF_LDFLAGS		+=	-z noexecstack
336
337# LD = armlink
338ifneq ($(findstring armlink,$(notdir $(LD))),)
339	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
340	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
341	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
342
343# LD = gcc (used when GCC LTO is enabled)
344else ifneq ($(findstring gcc,$(notdir $(LD))),)
345	# Pass ld options with Wl or Xlinker switches
346	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
347	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
348	TF_LDFLAGS		+=	-Wl,--gc-sections
349
350	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
351	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
352	TF_LDFLAGS		+=	-Wl,--build-id=none
353
354	ifeq ($(ENABLE_LTO),1)
355		ifeq (${ARCH},aarch64)
356			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
357		endif
358	endif #(ENABLE_LTO)
359
360# GCC automatically adds fix-cortex-a53-843419 flag when used to link
361# which breaks some builds, so disable if errata fix is not explicitly enabled
362	ifeq (${ARCH},aarch64)
363		ifneq (${ERRATA_A53_843419},1)
364			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
365		endif
366	endif
367	TF_LDFLAGS		+= 	-nostdlib
368	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
369
370# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
371else
372# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
373# are not loaded by a elf loader.
374	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
375	TF_LDFLAGS		+=	-O1
376	TF_LDFLAGS		+=	--gc-sections
377
378	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
379	TF_LDFLAGS		+=	-z max-page-size=4096
380	TF_LDFLAGS		+=	--build-id=none
381
382# ld.lld doesn't recognize the errata flags,
383# therefore don't add those in that case.
384# ld.lld reports section type mismatch warnings,
385# therefore don't add --fatal-warnings to it.
386	ifeq ($(findstring ld.lld,$(notdir $(LD))),)
387		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
388	endif
389
390endif #(LD = armlink)
391
392################################################################################
393# Setup ARCH_MAJOR/MINOR before parsing arch_features.
394################################################################################
395ifeq (${ENABLE_RME},1)
396	ARM_ARCH_MAJOR := 8
397	ARM_ARCH_MINOR := 6
398endif
399
400################################################################################
401# Common sources and include directories
402################################################################################
403include lib/compiler-rt/compiler-rt.mk
404
405BL_COMMON_SOURCES	+=	common/bl_common.c			\
406				common/tf_log.c				\
407				common/${ARCH}/debug.S			\
408				drivers/console/multi_console.c		\
409				lib/${ARCH}/cache_helpers.S		\
410				lib/${ARCH}/misc_helpers.S		\
411				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
412				plat/common/plat_bl_common.c		\
413				plat/common/plat_log_common.c		\
414				plat/common/${ARCH}/plat_common.c	\
415				plat/common/${ARCH}/platform_helpers.S	\
416				${COMPILER_RT_SRCS}
417
418ifeq ($(notdir $(CC)),armclang)
419	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
420endif
421
422ifeq (${SANITIZE_UB},on)
423	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
424endif
425
426INCLUDES		+=	-Iinclude				\
427				-Iinclude/arch/${ARCH}			\
428				-Iinclude/lib/cpus/${ARCH}		\
429				-Iinclude/lib/el3_runtime/${ARCH}	\
430				${PLAT_INCLUDES}			\
431				${SPD_INCLUDES}
432
433DTC_FLAGS		+=	-I dts -O dtb
434DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
435				-x assembler-with-cpp $(DEFINES)
436
437include common/backtrace/backtrace.mk
438
439################################################################################
440# Generic definitions
441################################################################################
442include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
443
444ifeq (${BUILD_BASE},)
445     BUILD_BASE		:=	./build
446endif
447BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
448
449SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
450
451# Platforms providing their own TBB makefile may override this value
452INCLUDE_TBBR_MK		:=	1
453
454################################################################################
455# Include SPD Makefile if one has been specified
456################################################################################
457
458ifneq (${SPD},none)
459	ifeq (${ARCH},aarch32)
460                $(error "Error: SPD is incompatible with AArch32.")
461	endif
462
463	ifdef EL3_PAYLOAD_BASE
464                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
465                $(warning "The SPD and its BL32 companion will be present but \
466                ignored.")
467	endif
468
469	ifeq (${SPD},spmd)
470	# SPMD is located in std_svc directory
471		SPD_DIR := std_svc
472
473		ifeq ($(SPMD_SPM_AT_SEL2),1)
474			CTX_INCLUDE_EL2_REGS := 1
475			ifeq ($(SPMC_AT_EL3),1)
476                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
477			endif
478		endif
479
480		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
481			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
482		endif
483
484		ifeq ($(TS_SP_FW_CONFIG),1)
485		DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
486		endif
487
488		ifneq ($(ARM_BL2_SP_LIST_DTS),)
489		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
490		endif
491
492		ifneq ($(SP_LAYOUT_FILE),)
493		BL2_ENABLE_SP_LOAD := 1
494		endif
495
496		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
497			ifneq ($(SPMC_AT_EL3),1)
498			$(error SEL0 SP cannot be enabled without SPMC at EL3)
499			endif
500		endif
501	else
502		# All other SPDs in spd directory
503		SPD_DIR := spd
504	endif #(SPD)
505
506	# We expect to locate an spd.mk under the specified SPD directory
507	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
508
509	ifeq (${SPD_MAKE},)
510                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
511	endif
512        $(info Including ${SPD_MAKE})
513        include ${SPD_MAKE}
514
515	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
516	# Makefile would set NEED_BL32 to "yes". In this case, the build system
517	# supports two mutually exclusive options:
518	# * BL32 is built from source: then BL32_SOURCES must contain the list
519	#   of source files to build BL32
520	# * BL32 is a prebuilt binary: then BL32 must point to the image file
521	#   that will be included in the FIP
522	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
523	# over the sources.
524endif #(SPD=none)
525
526ifeq (${ENABLE_SPMD_LP}, 1)
527ifneq (${SPD},spmd)
528        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
529endif
530ifeq ($(SPMC_AT_EL3),1)
531        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
532endif
533endif
534
535################################################################################
536# Process BRANCH_PROTECTION value and set
537# Pointer Authentication and Branch Target Identification flags
538################################################################################
539ifeq (${BRANCH_PROTECTION},0)
540	# Default value turns off all types of branch protection
541	BP_OPTION := none
542else ifneq (${ARCH},aarch64)
543        $(error BRANCH_PROTECTION requires AArch64)
544else ifeq (${BRANCH_PROTECTION},1)
545	# Enables all types of branch protection features
546	BP_OPTION := standard
547	ENABLE_BTI := 1
548	ENABLE_PAUTH := 1
549else ifeq (${BRANCH_PROTECTION},2)
550	# Return address signing to its standard level
551	BP_OPTION := pac-ret
552	ENABLE_PAUTH := 1
553else ifeq (${BRANCH_PROTECTION},3)
554	# Extend the signing to include leaf functions
555	BP_OPTION := pac-ret+leaf
556	ENABLE_PAUTH := 1
557else ifeq (${BRANCH_PROTECTION},4)
558	# Turn on branch target identification mechanism
559	BP_OPTION := bti
560	ENABLE_BTI := 1
561else
562        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
563endif #(BRANCH_PROTECTION)
564
565ifeq ($(ENABLE_PAUTH),1)
566	CTX_INCLUDE_PAUTH_REGS := 1
567endif
568ifneq (${BP_OPTION},none)
569	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
570endif #(BP_OPTION)
571
572# Pointer Authentication sources
573ifeq (${ENABLE_PAUTH}, 1)
574# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
575# Pauth support. As it's not secure, it must be reimplemented for real platforms
576	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
577endif
578
579################################################################################
580# Include the platform specific Makefile after the SPD Makefile (the platform
581# makefile may use all previous definitions in this file)
582################################################################################
583include ${PLAT_MAKEFILE_FULL}
584
585################################################################################
586# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
587# platform.
588################################################################################
589include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
590
591####################################################
592# Enable required options for Memory Stack Tagging.
593####################################################
594
595# Currently, these options are enabled only for clang and armclang compiler.
596ifeq (${SUPPORT_STACK_MEMTAG},yes)
597    ifdef mem_tag_arch_support
598        # Check for armclang and clang compilers
599        ifneq ( ,$(filter $(notdir $(CC)),armclang clang))
600        # Add "memtag" architecture feature modifier if not specified
601            ifeq ( ,$(findstring memtag,$(arch-features)))
602                arch-features	:=	$(arch-features)+memtag
603            endif	# memtag
604            ifeq ($(notdir $(CC)),armclang)
605                TF_CFLAGS	+=	-mmemtag-stack
606            else ifeq ($(notdir $(CC)),clang)
607                TF_CFLAGS	+=	-fsanitize=memtag
608            endif	# armclang
609        endif
610    else
611        $(error "Error: stack memory tagging is not supported for  \
612        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
613	endif #(mem_tag_arch_support)
614endif #(SUPPORT_STACK_MEMTAG)
615
616################################################################################
617# RME dependent flags configuration, Enable optional features for RME.
618################################################################################
619# FEAT_RME
620ifeq (${ENABLE_RME},1)
621	# RME doesn't support BRBE
622	ENABLE_BRBE_FOR_NS := 0
623
624	# RME doesn't support PIE
625	ifneq (${ENABLE_PIE},0)
626                $(error ENABLE_RME does not support PIE)
627	endif
628
629	# RME doesn't support BRBE
630	ifneq (${ENABLE_BRBE_FOR_NS},0)
631                $(error ENABLE_RME does not support BRBE.)
632	endif
633
634	# RME requires AARCH64
635	ifneq (${ARCH},aarch64)
636                $(error ENABLE_RME requires AArch64)
637	endif
638
639	# RME requires el2 context to be saved for now.
640	CTX_INCLUDE_EL2_REGS := 1
641	CTX_INCLUDE_AARCH32_REGS := 0
642	CTX_INCLUDE_PAUTH_REGS := 1
643
644	# RME enables CSV2_2 extension by default.
645	ENABLE_FEAT_CSV2_2 = 1
646endif #(FEAT_RME)
647
648################################################################################
649# Include rmmd Makefile if RME is enabled
650################################################################################
651ifneq (${ENABLE_RME},0)
652	ifneq (${ARCH},aarch64)
653                $(error ENABLE_RME requires AArch64)
654	endif
655	ifeq ($(SPMC_AT_EL3),1)
656                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
657	endif
658
659	ifneq (${SPD}, none)
660		ifneq (${SPD}, spmd)
661                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
662		endif
663	endif
664include services/std_svc/rmmd/rmmd.mk
665$(warning "RME is an experimental feature")
666endif
667
668ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
669	ifeq (${SPD},none)
670		ifeq (${ENABLE_RME},0)
671                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
672                        or RME is enabled)
673		endif
674	endif
675endif
676
677################################################################################
678# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
679# up with appropriate march values for compiler.
680################################################################################
681include ${MAKE_HELPERS_DIRECTORY}march.mk
682
683TF_CFLAGS   +=	$(march-directive)
684ASFLAGS		+=	$(march-directive)
685
686# This internal flag is common option which is set to 1 for scenarios
687# when the BL2 is running in EL3 level. This occurs in two scenarios -
688# 4 world system running BL2 at EL3 and two world system without BL1 running
689# BL2 in EL3
690
691ifeq (${RESET_TO_BL2},1)
692	BL2_RUNS_AT_EL3	:=	1
693	ifeq (${ENABLE_RME},1)
694                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
695                supported at the moment.)
696	endif
697else ifeq (${ENABLE_RME},1)
698	BL2_RUNS_AT_EL3	:=	1
699else
700	BL2_RUNS_AT_EL3	:=	0
701endif
702
703# This internal flag is set to 1 when Firmware First handling of External aborts
704# is required by lowe ELs. Currently only NS requires this support.
705ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
706	FFH_SUPPORT := 1
707else
708	FFH_SUPPORT := 0
709endif
710
711$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
712
713ifeq (${ARM_ARCH_MAJOR},7)
714include make_helpers/armv7-a-cpus.mk
715endif
716
717PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
718ifneq ($(PIE_FOUND),)
719	TF_CFLAGS	+=	-fno-PIE
720ifneq ($(findstring gcc,$(notdir $(LD))),)
721	TF_LDFLAGS	+=	-no-pie
722endif
723endif #(PIE_FOUND)
724
725ifneq ($(findstring gcc,$(notdir $(LD))),)
726	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
727else
728	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
729endif
730
731ifeq ($(ENABLE_PIE),1)
732	ifeq ($(RESET_TO_BL2),1)
733		ifneq ($(BL2_IN_XIP_MEM),1)
734			BL2_CPPFLAGS	+=	-fpie
735			BL2_CFLAGS	+=	-fpie
736			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
737		endif #(BL2_IN_XIP_MEM)
738	endif #(RESET_TO_BL2)
739	BL31_CPPFLAGS	+=	-fpie
740	BL31_CFLAGS 	+=	-fpie
741	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
742
743	BL32_CPPFLAGS	+=	-fpie
744	BL32_CFLAGS	+=	-fpie
745	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
746endif #(ENABLE_PIE)
747
748BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
749BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
750BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
751
752BL1_CPPFLAGS += -DIMAGE_AT_EL3
753ifeq ($(RESET_TO_BL2),1)
754	BL2_CPPFLAGS += -DIMAGE_AT_EL3
755else
756	BL2_CPPFLAGS += -DIMAGE_AT_EL1
757endif #(RESET_TO_BL2)
758
759ifeq (${ARCH},aarch64)
760	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
761	BL31_CPPFLAGS += -DIMAGE_AT_EL3
762	BL32_CPPFLAGS += -DIMAGE_AT_EL1
763else
764	BL32_CPPFLAGS += -DIMAGE_AT_EL3
765endif
766
767# Include the CPU specific operations makefile, which provides default
768# values for all CPU errata workarounds and CPU specific optimisations.
769# This can be overridden by the platform.
770include lib/cpus/cpu-ops.mk
771
772################################################################################
773# Build `AARCH32_SP` as BL32 image for AArch32
774################################################################################
775ifeq (${ARCH},aarch32)
776        NEED_BL32 := yes
777
778        ifneq (${AARCH32_SP},none)
779        # We expect to locate an sp.mk under the specified AARCH32_SP directory
780		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
781
782                ifeq (${AARCH32_SP_MAKE},)
783                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
784                endif
785                $(info Including ${AARCH32_SP_MAKE})
786                include ${AARCH32_SP_MAKE}
787        endif
788endif #(ARCH=aarch32)
789
790################################################################################
791# Include libc if not overridden
792################################################################################
793ifeq (${OVERRIDE_LIBC},0)
794include lib/libc/libc.mk
795endif
796
797################################################################################
798# Check incompatible options and dependencies
799################################################################################
800
801# USE_DEBUGFS experimental feature recommended only in debug builds
802ifeq (${USE_DEBUGFS},1)
803        ifeq (${DEBUG},1)
804                $(warning DEBUGFS experimental feature is enabled.)
805        else
806                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
807        endif
808endif #(USE_DEBUGFS)
809
810# USE_SPINLOCK_CAS requires AArch64 build
811ifeq (${USE_SPINLOCK_CAS},1)
812        ifneq (${ARCH},aarch64)
813               $(error USE_SPINLOCK_CAS requires AArch64)
814        endif
815endif #(USE_SPINLOCK_CAS)
816
817# The cert_create tool cannot generate certificates individually, so we use the
818# target 'certificates' to create them all
819ifneq (${GENERATE_COT},0)
820        FIP_DEPS += certificates
821        FWU_FIP_DEPS += fwu_certificates
822endif
823
824ifneq (${DECRYPTION_SUPPORT},none)
825	ENC_ARGS += -f ${FW_ENC_STATUS}
826	ENC_ARGS += -k ${ENC_KEY}
827	ENC_ARGS += -n ${ENC_NONCE}
828	FIP_DEPS += enctool
829	FWU_FIP_DEPS += enctool
830endif #(DECRYPTION_SUPPORT)
831
832ifdef EL3_PAYLOAD_BASE
833	ifdef PRELOADED_BL33_BASE
834                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
835		incompatible build options. EL3_PAYLOAD_BASE has priority.")
836	endif
837	ifneq (${GENERATE_COT},0)
838                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
839                build options.")
840	endif
841	ifneq (${TRUSTED_BOARD_BOOT},0)
842                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
843                incompatible \ build options.")
844	endif
845endif #(EL3_PAYLOAD_BASE)
846
847ifeq (${NEED_BL33},yes)
848	ifdef EL3_PAYLOAD_BASE
849                $(warning "BL33 image is not needed when option \
850                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
851	endif
852	ifdef PRELOADED_BL33_BASE
853                $(warning "BL33 image is not needed when option \
854                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
855	endif
856endif #(NEED_BL33)
857
858# When building for systems with hardware-assisted coherency, there's no need to
859# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
860ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
861        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
862endif
863
864#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
865ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
866        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
867endif
868
869# RAS_EXTENSION is deprecated, provide alternate build options
870ifeq ($(RAS_EXTENSION),1)
871        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
872        and HANDLE_EA_EL3_FIRST_NS instead")
873endif
874
875
876# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
877ifeq ($(FAULT_INJECTION_SUPPORT),1)
878	ifeq ($(ENABLE_FEAT_RAS),0)
879                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
880	endif
881endif #(FAULT_INJECTION_SUPPORT)
882
883# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
884ifeq ($(DYN_DISABLE_AUTH), 1)
885	ifeq (${TRUSTED_BOARD_BOOT}, 0)
886                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
887                to be set.")
888	endif
889endif #(DYN_DISABLE_AUTH)
890
891ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
892# Support authentication verification and hash calculation
893	CRYPTO_SUPPORT := 3
894else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
895# Support authentication verification and hash calculation
896	CRYPTO_SUPPORT := 3
897else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
898# Support hash calculation only
899	CRYPTO_SUPPORT := 2
900else ifeq (${TRUSTED_BOARD_BOOT},1)
901# Support authentication verification only
902	CRYPTO_SUPPORT := 1
903else
904	CRYPTO_SUPPORT := 0
905endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
906
907# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
908ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
909        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
910endif
911
912# If pointer authentication is used in the firmware, make sure that all the
913# registers associated to it are also saved and restored.
914# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
915ifeq ($(ENABLE_PAUTH),1)
916	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
917                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
918	endif
919endif #(ENABLE_PAUTH)
920
921ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
922	ifneq (${ARCH},aarch64)
923                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
924	endif
925endif #(CTX_INCLUDE_PAUTH_REGS)
926
927ifeq ($(PSA_FWU_SUPPORT),1)
928        $(info PSA_FWU_SUPPORT is an experimental feature)
929endif #(PSA_FWU_SUPPORT)
930
931ifeq ($(FEATURE_DETECTION),1)
932        $(info FEATURE_DETECTION is an experimental feature)
933endif #(FEATURE_DETECTION)
934
935ifneq ($(ENABLE_SME2_FOR_NS), 0)
936	ifeq (${ENABLE_SME_FOR_NS}, 0)
937                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
938                to be set")
939                $(warning "Forced ENABLE_SME_FOR_NS=1")
940		override ENABLE_SME_FOR_NS	:= 1
941	endif
942endif #(ENABLE_SME2_FOR_NS)
943
944ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
945	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
946                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
947                library v2")
948	endif
949endif #(ARM_XLAT_TABLES_LIB_V1)
950
951ifneq (${DECRYPTION_SUPPORT},none)
952	ifeq (${TRUSTED_BOARD_BOOT}, 0)
953                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
954                to be set)
955	endif
956endif #(DECRYPTION_SUPPORT)
957
958# Ensure that no Aarch64-only features are enabled in Aarch32 build
959ifeq (${ARCH},aarch32)
960
961	# SME/SVE only supported on AArch64
962	ifneq (${ENABLE_SME_FOR_NS},0)
963                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
964	endif
965
966	ifeq (${ENABLE_SVE_FOR_NS},1)
967		# Warning instead of error due to CI dependency on this
968                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
969	endif
970
971	# BRBE is not supported in AArch32
972	ifeq (${ENABLE_BRBE_FOR_NS},1)
973                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
974	endif
975
976	# FEAT_RNG_TRAP is not supported in AArch32
977	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
978                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
979	endif
980endif #(ARCH=aarch32)
981
982ifneq (${ENABLE_SME_FOR_NS},0)
983	ifeq (${ENABLE_SVE_FOR_NS},0)
984                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
985	endif
986endif #(ENABLE_SME_FOR_NS)
987
988# Secure SME/SVE requires the non-secure component as well
989ifeq (${ENABLE_SME_FOR_SWD},1)
990	ifeq (${ENABLE_SME_FOR_NS},0)
991                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
992	endif
993	ifeq (${ENABLE_SVE_FOR_SWD},0)
994                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
995	endif
996endif #(ENABLE_SME_FOR_SWD)
997
998ifeq (${ENABLE_SVE_FOR_SWD},1)
999	ifeq (${ENABLE_SVE_FOR_NS},0)
1000                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
1001	endif
1002endif #(ENABLE_SVE_FOR_SWD)
1003
1004# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
1005# its own context management including FPU registers.
1006ifeq (${CTX_INCLUDE_FPREGS},1)
1007	ifneq (${ENABLE_SME_FOR_NS},0)
1008                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1009	endif
1010
1011	ifeq (${ENABLE_SVE_FOR_NS},1)
1012		# Warning instead of error due to CI dependency on this
1013                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1014                $(warning "Forced ENABLE_SVE_FOR_NS=0")
1015		override ENABLE_SVE_FOR_NS	:= 0
1016	endif
1017endif #(CTX_INCLUDE_FPREGS)
1018
1019ifeq ($(DRTM_SUPPORT),1)
1020        $(info DRTM_SUPPORT is an experimental feature)
1021endif
1022
1023ifeq (${TRANSFER_LIST},1)
1024        $(info TRANSFER_LIST is an experimental feature)
1025endif
1026
1027ifeq (${ENABLE_RME},1)
1028	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1029                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1030	endif
1031endif
1032
1033ifeq ($(PSA_CRYPTO),1)
1034        $(info PSA_CRYPTO is an experimental feature)
1035endif
1036
1037################################################################################
1038# Process platform overrideable behaviour
1039################################################################################
1040
1041ifdef BL1_SOURCES
1042	NEED_BL1 := yes
1043endif #(BL1_SOURCES)
1044
1045ifdef BL2_SOURCES
1046	NEED_BL2 := yes
1047
1048	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1049	# Certificate generation tools. This flag can be overridden by the platform.
1050	ifdef EL3_PAYLOAD_BASE
1051		# If booting an EL3 payload there is no need for a BL33 image
1052		# in the FIP file.
1053		NEED_BL33		:=	no
1054	else
1055		ifdef PRELOADED_BL33_BASE
1056			# If booting a BL33 preloaded image there is no need of
1057			# another one in the FIP file.
1058			NEED_BL33		:=	no
1059		else
1060			NEED_BL33		?=	yes
1061		endif
1062	endif
1063endif #(BL2_SOURCES)
1064
1065ifdef BL2U_SOURCES
1066	NEED_BL2U := yes
1067endif #(BL2U_SOURCES)
1068
1069# If SCP_BL2 is given, we always want FIP to include it.
1070ifdef SCP_BL2
1071	NEED_SCP_BL2		:=	yes
1072endif #(SCP_BL2)
1073
1074# For AArch32, BL31 is not currently supported.
1075ifneq (${ARCH},aarch32)
1076	ifdef BL31_SOURCES
1077	# When booting an EL3 payload, there is no need to compile the BL31
1078	# image nor put it in the FIP.
1079		ifndef EL3_PAYLOAD_BASE
1080			NEED_BL31 := yes
1081		endif
1082	endif
1083endif #(ARCH=aarch64)
1084
1085# Process TBB related flags
1086ifneq (${GENERATE_COT},0)
1087	# Common cert_create options
1088	ifneq (${CREATE_KEYS},0)
1089                $(eval CRT_ARGS += -n)
1090                $(eval FWU_CRT_ARGS += -n)
1091		ifneq (${SAVE_KEYS},0)
1092                        $(eval CRT_ARGS += -k)
1093                        $(eval FWU_CRT_ARGS += -k)
1094		endif
1095	endif
1096	# Include TBBR makefile (unless the platform indicates otherwise)
1097	ifeq (${INCLUDE_TBBR_MK},1)
1098                include make_helpers/tbbr/tbbr_tools.mk
1099	endif
1100endif #(GENERATE_COT)
1101
1102ifneq (${FIP_ALIGN},0)
1103	FIP_ARGS += --align ${FIP_ALIGN}
1104endif #(FIP_ALIGN)
1105
1106ifdef FDT_SOURCES
1107	NEED_FDT := yes
1108endif #(FDT_SOURCES)
1109
1110################################################################################
1111# Include libraries' Makefile that are used in all BL
1112################################################################################
1113
1114include lib/stack_protector/stack_protector.mk
1115
1116################################################################################
1117# Include BL specific makefiles
1118################################################################################
1119
1120ifeq (${NEED_BL1},yes)
1121include bl1/bl1.mk
1122endif
1123
1124ifeq (${NEED_BL2},yes)
1125include bl2/bl2.mk
1126endif
1127
1128ifeq (${NEED_BL2U},yes)
1129include bl2u/bl2u.mk
1130endif
1131
1132ifeq (${NEED_BL31},yes)
1133include bl31/bl31.mk
1134endif
1135
1136################################################################################
1137# Build options checks
1138################################################################################
1139
1140# Boolean_Flags
1141$(eval $(call assert_booleans,\
1142    $(sort \
1143	ALLOW_RO_XLAT_TABLES \
1144	BL2_ENABLE_SP_LOAD \
1145	COLD_BOOT_SINGLE_CPU \
1146	CREATE_KEYS \
1147	CTX_INCLUDE_AARCH32_REGS \
1148	CTX_INCLUDE_FPREGS \
1149	CTX_INCLUDE_EL2_REGS \
1150	CTX_INCLUDE_MPAM_REGS \
1151	DEBUG \
1152	DYN_DISABLE_AUTH \
1153	EL3_EXCEPTION_HANDLING \
1154	ENABLE_AMU_AUXILIARY_COUNTERS \
1155	ENABLE_AMU_FCONF \
1156	AMU_RESTRICT_COUNTERS \
1157	ENABLE_ASSERTIONS \
1158	ENABLE_PIE \
1159	ENABLE_PMF \
1160	ENABLE_PSCI_STAT \
1161	ENABLE_RUNTIME_INSTRUMENTATION \
1162	ENABLE_SME_FOR_SWD \
1163	ENABLE_SVE_FOR_SWD \
1164	ENABLE_FEAT_RAS	\
1165	FFH_SUPPORT	\
1166	ERROR_DEPRECATED \
1167	FAULT_INJECTION_SUPPORT \
1168	GENERATE_COT \
1169	GICV2_G0_FOR_EL3 \
1170	HANDLE_EA_EL3_FIRST_NS \
1171	HARDEN_SLS \
1172	HW_ASSISTED_COHERENCY \
1173	MEASURED_BOOT \
1174	DRTM_SUPPORT \
1175	NS_TIMER_SWITCH \
1176	OVERRIDE_LIBC \
1177	PL011_GENERIC_UART \
1178	PROGRAMMABLE_RESET_ADDRESS \
1179	PSCI_EXTENDED_STATE_ID \
1180	PSCI_OS_INIT_MODE \
1181	RESET_TO_BL31 \
1182	SAVE_KEYS \
1183	SEPARATE_CODE_AND_RODATA \
1184	SEPARATE_BL2_NOLOAD_REGION \
1185	SEPARATE_NOBITS_REGION \
1186	SPIN_ON_BL1_EXIT \
1187	SPM_MM \
1188	SPMC_AT_EL3 \
1189	SPMC_AT_EL3_SEL0_SP \
1190	SPMD_SPM_AT_SEL2 \
1191	ENABLE_SPMD_LP \
1192	TRANSFER_LIST \
1193	TRUSTED_BOARD_BOOT \
1194	USE_COHERENT_MEM \
1195	USE_DEBUGFS \
1196	ARM_IO_IN_DTB \
1197	SDEI_IN_FCONF \
1198	SEC_INT_DESC_IN_FCONF \
1199	USE_ROMLIB \
1200	USE_TBBR_DEFS \
1201	WARMBOOT_ENABLE_DCACHE_EARLY \
1202	RESET_TO_BL2 \
1203	BL2_IN_XIP_MEM \
1204	BL2_INV_DCACHE \
1205	USE_SPINLOCK_CAS \
1206	ENCRYPT_BL31 \
1207	ENCRYPT_BL32 \
1208	ERRATA_SPECULATIVE_AT \
1209	RAS_TRAP_NS_ERR_REC_ACCESS \
1210	COT_DESC_IN_DTB \
1211	USE_SP804_TIMER \
1212	PSA_FWU_SUPPORT \
1213	ENABLE_MPMM \
1214	ENABLE_MPMM_FCONF \
1215	FEATURE_DETECTION \
1216	TRNG_SUPPORT \
1217	ERRATA_ABI_SUPPORT \
1218	ERRATA_NON_ARM_INTERCONNECT \
1219	CONDITIONAL_CMO \
1220	PSA_CRYPTO	\
1221	ENABLE_CONSOLE_GETC \
1222	INIT_UNUSED_NS_EL2	\
1223	PLATFORM_REPORT_CTX_MEM_USE \
1224)))
1225
1226# Numeric_Flags
1227$(eval $(call assert_numerics,\
1228    $(sort \
1229	ARM_ARCH_MAJOR \
1230	ARM_ARCH_MINOR \
1231	BRANCH_PROTECTION \
1232	CTX_INCLUDE_PAUTH_REGS \
1233	CTX_INCLUDE_NEVE_REGS \
1234	CRYPTO_SUPPORT \
1235	DISABLE_MTPMU \
1236	ENABLE_BRBE_FOR_NS \
1237	ENABLE_TRBE_FOR_NS \
1238	ENABLE_BTI \
1239	ENABLE_PAUTH \
1240	ENABLE_FEAT_AMU \
1241	ENABLE_FEAT_AMUv1p1 \
1242	ENABLE_FEAT_CSV2_2 \
1243	ENABLE_FEAT_CSV2_3 \
1244	ENABLE_FEAT_DIT \
1245	ENABLE_FEAT_ECV \
1246	ENABLE_FEAT_FGT \
1247	ENABLE_FEAT_HCX \
1248	ENABLE_FEAT_MTE \
1249	ENABLE_FEAT_PAN \
1250	ENABLE_FEAT_RNG \
1251	ENABLE_FEAT_RNG_TRAP \
1252	ENABLE_FEAT_SEL2 \
1253	ENABLE_FEAT_TCR2 \
1254	ENABLE_FEAT_SB \
1255	ENABLE_FEAT_S2PIE \
1256	ENABLE_FEAT_S1PIE \
1257	ENABLE_FEAT_S2POE \
1258	ENABLE_FEAT_S1POE \
1259	ENABLE_FEAT_GCS \
1260	ENABLE_FEAT_VHE \
1261	ENABLE_FEAT_MTE_PERM \
1262	ENABLE_FEAT_MPAM \
1263	ENABLE_RME \
1264	ENABLE_SPE_FOR_NS \
1265	ENABLE_SYS_REG_TRACE_FOR_NS \
1266	ENABLE_SME_FOR_NS \
1267	ENABLE_SME2_FOR_NS \
1268	ENABLE_SVE_FOR_NS \
1269	ENABLE_TRF_FOR_NS \
1270	FW_ENC_STATUS \
1271	NR_OF_FW_BANKS \
1272	NR_OF_IMAGES_IN_FW_BANK \
1273	TWED_DELAY \
1274	ENABLE_FEAT_TWED \
1275	SVE_VECTOR_LEN \
1276	IMPDEF_SYSREG_TRAP \
1277)))
1278
1279ifdef KEY_SIZE
1280        $(eval $(call assert_numeric,KEY_SIZE))
1281endif
1282
1283ifeq ($(filter $(SANITIZE_UB), on off trap),)
1284        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1285endif
1286
1287################################################################################
1288# Add definitions to the cpp preprocessor based on the current build options.
1289# This is done after including the platform specific makefile to allow the
1290# platform to overwrite the default options
1291################################################################################
1292
1293$(eval $(call add_defines,\
1294    $(sort \
1295	ALLOW_RO_XLAT_TABLES \
1296	ARM_ARCH_MAJOR \
1297	ARM_ARCH_MINOR \
1298	BL2_ENABLE_SP_LOAD \
1299	COLD_BOOT_SINGLE_CPU \
1300	CTX_INCLUDE_AARCH32_REGS \
1301	CTX_INCLUDE_FPREGS \
1302	CTX_INCLUDE_PAUTH_REGS \
1303	CTX_INCLUDE_MPAM_REGS \
1304	EL3_EXCEPTION_HANDLING \
1305	CTX_INCLUDE_EL2_REGS \
1306	CTX_INCLUDE_NEVE_REGS \
1307	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1308	DISABLE_MTPMU \
1309	ENABLE_FEAT_AMU \
1310	ENABLE_AMU_AUXILIARY_COUNTERS \
1311	ENABLE_AMU_FCONF \
1312	AMU_RESTRICT_COUNTERS \
1313	ENABLE_ASSERTIONS \
1314	ENABLE_BTI \
1315	ENABLE_FEAT_MPAM \
1316	ENABLE_PAUTH \
1317	ENABLE_PIE \
1318	ENABLE_PMF \
1319	ENABLE_PSCI_STAT \
1320	ENABLE_RME \
1321	ENABLE_RUNTIME_INSTRUMENTATION \
1322	ENABLE_SME_FOR_NS \
1323	ENABLE_SME2_FOR_NS \
1324	ENABLE_SME_FOR_SWD \
1325	ENABLE_SPE_FOR_NS \
1326	ENABLE_SVE_FOR_NS \
1327	ENABLE_SVE_FOR_SWD \
1328	ENABLE_FEAT_RAS \
1329	FFH_SUPPORT \
1330	ENCRYPT_BL31 \
1331	ENCRYPT_BL32 \
1332	ERROR_DEPRECATED \
1333	FAULT_INJECTION_SUPPORT \
1334	GICV2_G0_FOR_EL3 \
1335	HANDLE_EA_EL3_FIRST_NS \
1336	HW_ASSISTED_COHERENCY \
1337	LOG_LEVEL \
1338	MEASURED_BOOT \
1339	DRTM_SUPPORT \
1340	NS_TIMER_SWITCH \
1341	PL011_GENERIC_UART \
1342	PLAT_${PLAT} \
1343	PROGRAMMABLE_RESET_ADDRESS \
1344	PSCI_EXTENDED_STATE_ID \
1345	PSCI_OS_INIT_MODE \
1346	RESET_TO_BL31 \
1347	SEPARATE_CODE_AND_RODATA \
1348	SEPARATE_BL2_NOLOAD_REGION \
1349	SEPARATE_NOBITS_REGION \
1350	RECLAIM_INIT_CODE \
1351	SPD_${SPD} \
1352	SPIN_ON_BL1_EXIT \
1353	SPM_MM \
1354	SPMC_AT_EL3 \
1355	SPMC_AT_EL3_SEL0_SP \
1356	SPMD_SPM_AT_SEL2 \
1357	TRANSFER_LIST \
1358	TRUSTED_BOARD_BOOT \
1359	CRYPTO_SUPPORT \
1360	TRNG_SUPPORT \
1361	ERRATA_ABI_SUPPORT \
1362	ERRATA_NON_ARM_INTERCONNECT \
1363	USE_COHERENT_MEM \
1364	USE_DEBUGFS \
1365	ARM_IO_IN_DTB \
1366	SDEI_IN_FCONF \
1367	SEC_INT_DESC_IN_FCONF \
1368	USE_ROMLIB \
1369	USE_TBBR_DEFS \
1370	WARMBOOT_ENABLE_DCACHE_EARLY \
1371	RESET_TO_BL2 \
1372	BL2_RUNS_AT_EL3	\
1373	BL2_IN_XIP_MEM \
1374	BL2_INV_DCACHE \
1375	USE_SPINLOCK_CAS \
1376	ERRATA_SPECULATIVE_AT \
1377	RAS_TRAP_NS_ERR_REC_ACCESS \
1378	COT_DESC_IN_DTB \
1379	USE_SP804_TIMER \
1380	ENABLE_FEAT_RNG \
1381	ENABLE_FEAT_RNG_TRAP \
1382	ENABLE_FEAT_SB \
1383	ENABLE_FEAT_DIT \
1384	NR_OF_FW_BANKS \
1385	NR_OF_IMAGES_IN_FW_BANK \
1386	PSA_FWU_SUPPORT \
1387	ENABLE_BRBE_FOR_NS \
1388	ENABLE_TRBE_FOR_NS \
1389	ENABLE_SYS_REG_TRACE_FOR_NS \
1390	ENABLE_TRF_FOR_NS \
1391	ENABLE_FEAT_HCX \
1392	ENABLE_MPMM \
1393	ENABLE_MPMM_FCONF \
1394	ENABLE_FEAT_FGT \
1395	ENABLE_FEAT_ECV \
1396	ENABLE_FEAT_AMUv1p1 \
1397	ENABLE_FEAT_SEL2 \
1398	ENABLE_FEAT_VHE \
1399	ENABLE_FEAT_CSV2_2 \
1400	ENABLE_FEAT_CSV2_3 \
1401	ENABLE_FEAT_PAN \
1402	ENABLE_FEAT_TCR2 \
1403	ENABLE_FEAT_S2PIE \
1404	ENABLE_FEAT_S1PIE \
1405	ENABLE_FEAT_S2POE \
1406	ENABLE_FEAT_S1POE \
1407	ENABLE_FEAT_GCS \
1408	ENABLE_FEAT_MTE \
1409	ENABLE_FEAT_MTE_PERM \
1410	FEATURE_DETECTION \
1411	TWED_DELAY \
1412	ENABLE_FEAT_TWED \
1413	CONDITIONAL_CMO \
1414	IMPDEF_SYSREG_TRAP \
1415	SVE_VECTOR_LEN \
1416	ENABLE_SPMD_LP \
1417	PSA_CRYPTO	\
1418	ENABLE_CONSOLE_GETC \
1419	INIT_UNUSED_NS_EL2	\
1420	PLATFORM_REPORT_CTX_MEM_USE \
1421)))
1422
1423ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1424ifeq (${DEBUG}, 0)
1425        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1426        override PLATFORM_REPORT_CTX_MEM_USE := 0
1427endif
1428endif
1429
1430ifeq (${SANITIZE_UB},trap)
1431        $(eval $(call add_define,MONITOR_TRAPS))
1432endif #(SANITIZE_UB)
1433
1434# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1435ifdef EL3_PAYLOAD_BASE
1436        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1437else
1438# Define the PRELOADED_BL33_BASE flag only if it is provided and
1439# EL3_PAYLOAD_BASE is not defined, as it has priority.
1440	ifdef PRELOADED_BL33_BASE
1441                $(eval $(call add_define,PRELOADED_BL33_BASE))
1442	endif
1443endif #(EL3_PAYLOAD_BASE)
1444
1445# Define the DYN_DISABLE_AUTH flag only if set.
1446ifeq (${DYN_DISABLE_AUTH},1)
1447        $(eval $(call add_define,DYN_DISABLE_AUTH))
1448endif
1449
1450ifneq ($(findstring armlink,$(notdir $(LD))),)
1451        $(eval $(call add_define,USE_ARM_LINK))
1452endif
1453
1454# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1455ifeq (${SPD},spmd)
1456ifdef SP_LAYOUT_FILE
1457	-include $(BUILD_PLAT)/sp_gen.mk
1458	FIP_DEPS += sp
1459	CRT_DEPS += sp
1460	NEED_SP_PKG := yes
1461else
1462	ifeq (${SPMD_SPM_AT_SEL2},1)
1463                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1464	endif
1465endif #(SP_LAYOUT_FILE)
1466endif #(SPD)
1467
1468################################################################################
1469# Build targets
1470################################################################################
1471
1472.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1473.SUFFIXES:
1474
1475all: msg_start
1476
1477msg_start:
1478	@echo "Building ${PLAT}"
1479
1480ifeq (${ERROR_DEPRECATED},0)
1481# Check if deprecated declarations and cpp warnings should be treated as error or not.
1482ifneq ($(findstring clang,$(notdir $(CC))),)
1483    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1484else
1485    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1486endif
1487endif #(!ERROR_DEPRECATED)
1488
1489$(eval $(call MAKE_LIB_DIRS))
1490$(eval $(call MAKE_LIB,c))
1491
1492# Expand build macros for the different images
1493ifeq (${NEED_BL1},yes)
1494BL1_SOURCES := $(sort ${BL1_SOURCES})
1495$(eval $(call MAKE_BL,bl1))
1496endif #(NEED_BL1)
1497
1498ifeq (${NEED_BL2},yes)
1499
1500ifeq (${RESET_TO_BL2}, 0)
1501FIP_BL2_ARGS := tb-fw
1502endif
1503
1504BL2_SOURCES := $(sort ${BL2_SOURCES})
1505
1506$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1507	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1508
1509endif #(NEED_BL2)
1510
1511ifeq (${NEED_SCP_BL2},yes)
1512$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1513endif #(NEED_SCP_BL2)
1514
1515ifeq (${NEED_BL31},yes)
1516BL31_SOURCES += ${SPD_SOURCES}
1517# Sort BL31 source files to remove duplicates
1518BL31_SOURCES := $(sort ${BL31_SOURCES})
1519ifneq (${DECRYPTION_SUPPORT},none)
1520$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1521	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1522else
1523$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1524	$(eval $(call MAKE_BL,bl31,soc-fw)))
1525endif #(DECRYPTION_SUPPORT)
1526endif #(NEED_BL31)
1527
1528# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1529# build system will call TOOL_ADD_IMG to print a warning message and abort the
1530# process. Note that the dependency on BL32 applies to the FIP only.
1531ifeq (${NEED_BL32},yes)
1532# Sort BL32 source files to remove duplicates
1533BL32_SOURCES := $(sort ${BL32_SOURCES})
1534BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1535
1536ifneq (${DECRYPTION_SUPPORT},none)
1537$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1538	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1539else
1540$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1541	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1542endif #(DECRYPTION_SUPPORT)
1543endif #(NEED_BL32)
1544
1545# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1546# needs to be built from RMM_SOURCES.
1547ifeq (${NEED_RMM},yes)
1548# Sort RMM source files to remove duplicates
1549RMM_SOURCES := $(sort ${RMM_SOURCES})
1550BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1551
1552$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1553	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1554endif #(NEED_RMM)
1555
1556# Add the BL33 image if required by the platform
1557ifeq (${NEED_BL33},yes)
1558$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1559endif #(NEED_BL33)
1560
1561ifeq (${NEED_BL2U},yes)
1562$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1563	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1564endif #(NEED_BL2U)
1565
1566# Expand build macros for the different images
1567ifeq (${NEED_FDT},yes)
1568    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1569endif #(NEED_FDT)
1570
1571# Add Secure Partition packages
1572ifeq (${NEED_SP_PKG},yes)
1573$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1574	@${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1575sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1576	@${ECHO_BLANK_LINE}
1577	@echo "Built SP Images successfully"
1578	@${ECHO_BLANK_LINE}
1579endif #(NEED_SP_PKG)
1580
1581locate-checkpatch:
1582ifndef CHECKPATCH
1583	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1584else
1585ifeq (,$(wildcard ${CHECKPATCH}))
1586	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1587endif
1588endif #(CHECKPATCH)
1589
1590clean:
1591	@echo "  CLEAN"
1592	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1593ifdef UNIX_MK
1594	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1595else
1596# Clear the MAKEFLAGS as we do not want
1597# to pass the gnumake flags to nmake.
1598	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1599endif #(UNIX_MK)
1600	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1601	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1602	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1603
1604realclean distclean:
1605	@echo "  REALCLEAN"
1606	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1607	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1608ifdef UNIX_MK
1609	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1610else
1611# Clear the MAKEFLAGS as we do not want
1612# to pass the gnumake flags to nmake.
1613	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1614endif #(UNIX_MK)
1615	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1616	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1617	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1618
1619checkcodebase:		locate-checkpatch
1620	@echo "  CHECKING STYLE"
1621	@if test -d .git ; then						\
1622		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1623		while read GIT_FILE ;					\
1624		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1625		done ;							\
1626	else								\
1627		 find . -type f -not -iwholename "*.git*"		\
1628		 -not -iwholename "*build*"				\
1629		 -not -iwholename "*libfdt*"				\
1630		 -not -iwholename "*libc*"				\
1631		 -not -iwholename "*docs*"				\
1632		 -not -iwholename "*.rst"				\
1633		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1634	fi
1635
1636checkpatch:		locate-checkpatch
1637	@echo "  CHECKING STYLE"
1638	@if test -n "${CHECKPATCH_OPTS}"; then				\
1639		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1640	fi
1641	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1642	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1643	do								\
1644		printf "\n[*] Checking style of '$$commit'\n\n";	\
1645		git log --format=email "$$commit~..$$commit"		\
1646			-- ${CHECK_PATHS} |				\
1647			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1648		git diff --format=email "$$commit~..$$commit"		\
1649			-- ${CHECK_PATHS} |				\
1650			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1651	done
1652
1653certtool: ${CRTTOOL}
1654
1655${CRTTOOL}: FORCE
1656	${Q}${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 ${CRTTOOLPATH} all
1657	@${ECHO_BLANK_LINE}
1658	@echo "Built $@ successfully"
1659	@${ECHO_BLANK_LINE}
1660
1661ifneq (${GENERATE_COT},0)
1662certificates: ${CRT_DEPS} ${CRTTOOL}
1663	${Q}${CRTTOOL} ${CRT_ARGS}
1664	@${ECHO_BLANK_LINE}
1665	@echo "Built $@ successfully"
1666	@echo "Certificates can be found in ${BUILD_PLAT}"
1667	@${ECHO_BLANK_LINE}
1668endif #(GENERATE_COT)
1669
1670${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1671	$(eval ${CHECK_FIP_CMD})
1672	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1673	${Q}${FIPTOOL} info $@
1674	@${ECHO_BLANK_LINE}
1675	@echo "Built $@ successfully"
1676	@${ECHO_BLANK_LINE}
1677
1678ifneq (${GENERATE_COT},0)
1679fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1680	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1681	@${ECHO_BLANK_LINE}
1682	@echo "Built $@ successfully"
1683	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1684	@${ECHO_BLANK_LINE}
1685endif #(GENERATE_COT)
1686
1687${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1688	$(eval ${CHECK_FWU_FIP_CMD})
1689	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1690	${Q}${FIPTOOL} info $@
1691	@${ECHO_BLANK_LINE}
1692	@echo "Built $@ successfully"
1693	@${ECHO_BLANK_LINE}
1694
1695fiptool: ${FIPTOOL}
1696fip: ${BUILD_PLAT}/${FIP_NAME}
1697fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1698
1699${FIPTOOL}: FORCE
1700ifdef UNIX_MK
1701	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1702else
1703# Clear the MAKEFLAGS as we do not want
1704# to pass the gnumake flags to nmake.
1705	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1706endif #(UNIX_MK)
1707
1708romlib.bin: libraries FORCE
1709	${Q}${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
1710
1711memmap: all
1712ifdef UNIX_MK
1713	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1714		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1715else
1716	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1717		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1718endif
1719
1720doc:
1721	@echo "  BUILD DOCUMENTATION"
1722	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1723
1724enctool: ${ENCTOOL}
1725
1726${ENCTOOL}: FORCE
1727	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1728	@${ECHO_BLANK_LINE}
1729	@echo "Built $@ successfully"
1730	@${ECHO_BLANK_LINE}
1731
1732cscope:
1733	@echo "  CSCOPE"
1734	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1735	${Q}cscope -b -q -k
1736
1737help:
1738	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1739	@echo ""
1740	@echo "PLAT is used to specify which platform you wish to build."
1741	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1742	@echo ""
1743	@echo "platform = ${PLATFORM_LIST}"
1744	@echo ""
1745	@echo "Please refer to the User Guide for a list of all supported options."
1746	@echo "Note that the build system doesn't track dependencies for build "
1747	@echo "options. Therefore, if any of the build options are changed "
1748	@echo "from a previous build, a clean build must be performed."
1749	@echo ""
1750	@echo "Supported Targets:"
1751	@echo "  all            Build all individual bootloader binaries"
1752	@echo "  bl1            Build the BL1 binary"
1753	@echo "  bl2            Build the BL2 binary"
1754	@echo "  bl2u           Build the BL2U binary"
1755	@echo "  bl31           Build the BL31 binary"
1756	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1757	@echo "                 this builds secure payload specified by AARCH32_SP"
1758	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1759	@echo "  fip            Build the Firmware Image Package (FIP)"
1760	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1761	@echo "  checkcodebase  Check the coding style of the entire source tree"
1762	@echo "  checkpatch     Check the coding style on changes in the current"
1763	@echo "                 branch against BASE_COMMIT (default origin/master)"
1764	@echo "  clean          Clean the build for the selected platform"
1765	@echo "  cscope         Generate cscope index"
1766	@echo "  distclean      Remove all build artifacts for all platforms"
1767	@echo "  certtool       Build the Certificate generation tool"
1768	@echo "  enctool        Build the Firmware encryption tool"
1769	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1770	@echo "  sp             Build the Secure Partition Packages"
1771	@echo "  sptool         Build the Secure Partition Package creation tool"
1772	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1773	@echo "  memmap         Print the memory map of the built binaries"
1774	@echo "  doc            Build html based documentation using Sphinx tool"
1775	@echo ""
1776	@echo "Note: most build targets require PLAT to be set to a specific platform."
1777	@echo ""
1778	@echo "example: build all targets for the FVP platform:"
1779	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1780
1781.PHONY: FORCE
1782FORCE:;
1783