xref: /rk3399_ARM-atf/Makefile (revision 3e840ec874e87f9e0187473173ce85c49b6cb21c)
1#
2# Copyright (c) 2013-2024, Arm Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7#
8# Trusted Firmware Version
9#
10VERSION_MAJOR			:= 2
11VERSION_MINOR			:= 11
12# VERSION_PATCH is only used for LTS releases
13VERSION_PATCH			:= 0
14VERSION				:= ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
15
16# Default goal is build all images
17.DEFAULT_GOAL			:= all
18
19# Avoid any implicit propagation of command line variable definitions to
20# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
21# usage. Other command line options like "-s" are still propagated as usual.
22MAKEOVERRIDES =
23
24MAKE_HELPERS_DIRECTORY := make_helpers/
25include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
26include ${MAKE_HELPERS_DIRECTORY}build_env.mk
27include ${MAKE_HELPERS_DIRECTORY}build-rules.mk
28include ${MAKE_HELPERS_DIRECTORY}common.mk
29
30################################################################################
31# Default values for build configurations, and their dependencies
32################################################################################
33
34include ${MAKE_HELPERS_DIRECTORY}defaults.mk
35
36################################################################################
37# Configure the toolchains used to build TF-A and its tools
38################################################################################
39
40#
41# The clean and check targets do not behave correctly if the user's environment
42# does not appropriately configure a toolchain. While we try to find a permanent
43# solution to this, do not try to detect any toolchains if we are building
44# exclusively with targets which do not use any toolchain tools.
45#
46
47ifeq ($(filter-out check% %clean doc %tool,$(or $(MAKECMDGOALS),all)),)
48        toolchains :=
49endif
50
51include ${MAKE_HELPERS_DIRECTORY}toolchain.mk
52
53# Assertions enabled for DEBUG builds by default
54ENABLE_ASSERTIONS		:= ${DEBUG}
55ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
56PLAT				:= ${DEFAULT_PLAT}
57
58################################################################################
59# Checkpatch script options
60################################################################################
61
62CHECKCODE_ARGS		:=	--no-patch
63# Do not check the coding style on imported library files or documentation files
64INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
65					include/drivers/arm,		\
66					$(wildcard include/drivers/*)))
67INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
68					include/lib/libfdt		\
69					include/lib/libc,		\
70					$(wildcard include/lib/*)))
71INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
72					include/lib			\
73					include/drivers,		\
74					$(wildcard include/*)))
75LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
76					lib/compiler-rt			\
77					lib/libfdt%			\
78					lib/libc,			\
79					lib/zlib			\
80					$(wildcard lib/*)))
81ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
82					lib				\
83					include				\
84					docs				\
85					%.rst,				\
86					$(wildcard *)))
87CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
88				${INC_DIRS_TO_CHECK}			\
89				${INC_LIB_DIRS_TO_CHECK}		\
90				${LIB_DIRS_TO_CHECK}			\
91				${INC_DRV_DIRS_TO_CHECK}		\
92				${INC_ARM_DIRS_TO_CHECK}
93
94################################################################################
95# Process build options
96################################################################################
97
98ifeq ($(verbose),)
99	CHECKCODE_ARGS	+=	--no-summary --terse
100endif
101
102################################################################################
103# Auxiliary tools (fiptool, cert_create, etc)
104################################################################################
105
106# Variables for use with Certificate Generation Tool
107CRTTOOLPATH		?=	tools/cert_create
108CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
109
110# Variables for use with Firmware Encryption Tool
111ENCTOOLPATH		?=	tools/encrypt_fw
112ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
113
114# Variables for use with Firmware Image Package
115FIPTOOLPATH		?=	tools/fiptool
116FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
117
118# Variables for use with sptool
119SPTOOLPATH		?=	tools/sptool
120SPTOOL			?=	${SPTOOLPATH}/sptool.py
121SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
122SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
123
124# Variables for use with Certificate Conversion (cot-dt2c) Tool
125CERTCONVPATH	?= tools/cot_dt2c
126
127# Variables for use with ROMLIB
128ROMLIBPATH		?=	lib/romlib
129
130# Variable for use with Python
131PYTHON			?=	python3
132
133# Variables for use with documentation build using Sphinx tool
134DOCS_PATH		?=	docs
135
136################################################################################
137# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
138################################################################################
139ifeq (${ARM_ARCH_MAJOR},7)
140	target32-directive	= 	-target arm-none-eabi
141# Will set march-directive from platform configuration
142else
143	target32-directive	= 	-target armv8a-none-eabi
144endif #(ARM_ARCH_MAJOR)
145
146################################################################################
147# Get Architecture Feature Modifiers
148################################################################################
149arch-features		=	${ARM_ARCH_FEATURE}
150
151ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
152	ifeq ($($(ARCH)-cc-id),arm-clang)
153		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
154		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
155	else
156		TF_CFLAGS_aarch32	=	$(target32-directive)
157		TF_CFLAGS_aarch64	:=	-target aarch64-elf
158	endif
159
160else ifeq ($($(ARCH)-cc-id),gnu-gcc)
161	# Enable LTO only for aarch64
162	ifeq (${ARCH},aarch64)
163		LTO_CFLAGS	=	$(if $(filter-out 0,$(ENABLE_LTO)),-flto)
164	endif
165endif #(clang)
166
167# Process Debug flag
168$(eval $(call add_define,DEBUG))
169ifneq (${DEBUG}, 0)
170	BUILD_TYPE	:=	debug
171	TF_CFLAGS	+=	-g -gdwarf-4
172	ASFLAGS		+=	-g -Wa,-gdwarf-4
173
174	# Use LOG_LEVEL_INFO by default for debug builds
175	LOG_LEVEL	:=	40
176else
177	BUILD_TYPE	:=	release
178	# Use LOG_LEVEL_NOTICE by default for release builds
179	LOG_LEVEL	:=	20
180endif #(Debug)
181
182# Default build string (git branch and commit)
183ifeq (${BUILD_STRING},)
184	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
185endif
186VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
187
188ifeq (${AARCH32_INSTRUCTION_SET},A32)
189	TF_CFLAGS_aarch32	+=	-marm
190else ifeq (${AARCH32_INSTRUCTION_SET},T32)
191	TF_CFLAGS_aarch32	+=	-mthumb
192else
193        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
194endif #(AARCH32_INSTRUCTION_SET)
195
196TF_CFLAGS_aarch32	+=	-mno-unaligned-access
197TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
198
199##############################################################################
200# WARNINGS Configuration
201###############################################################################
202# General warnings
203WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
204				-Wdisabled-optimization -Wvla -Wshadow	\
205				-Wredundant-decls
206# stricter warnings
207WARNINGS		+=	-Wextra -Wno-trigraphs
208# too verbose for generic build
209WARNINGS		+=	-Wno-missing-field-initializers \
210				-Wno-type-limits -Wno-sign-compare \
211# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
212WARNINGS		+=	-Wno-unused-parameter
213
214# Additional warnings
215# Level 1 - infrequent warnings we should have none of
216# full -Wextra
217WARNING1 += -Wsign-compare
218WARNING1 += -Wtype-limits
219WARNING1 += -Wmissing-field-initializers
220
221# Level 2 - problematic warnings that we want
222# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
223# TODO: disable just for them and move into default build
224WARNING2 += -Wold-style-definition
225WARNING2 += -Wmissing-prototypes
226WARNING2 += -Wmissing-format-attribute
227# TF-A aims to comply with this eventually. Effort too large at present
228WARNING2 += -Wundef
229# currently very involved and many platforms set this off
230WARNING2 += -Wunused-const-variable=2
231
232# Level 3 - very pedantic, frequently ignored
233WARNING3 := -Wbad-function-cast
234WARNING3 += -Waggregate-return
235WARNING3 += -Wnested-externs
236WARNING3 += -Wcast-align
237WARNING3 += -Wcast-qual
238WARNING3 += -Wconversion
239WARNING3 += -Wpacked
240WARNING3 += -Wpointer-arith
241WARNING3 += -Wswitch-default
242
243# Setting W is quite verbose and most warnings will be pre-existing issues
244# outside of the contributor's control. Don't fail the build on them so warnings
245# can be seen and hopefully addressed
246ifdef W
247	ifneq (${W},0)
248		E	 ?= 0
249	endif
250endif
251
252ifeq (${W},1)
253	WARNINGS += $(WARNING1)
254else ifeq (${W},2)
255	WARNINGS += $(WARNING1) $(WARNING2)
256else ifeq (${W},3)
257	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
258endif #(W)
259
260# Compiler specific warnings
261ifeq ($(filter %-clang,$($(ARCH)-cc-id)),)
262# not using clang
263WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
264				-Wpacked-bitfield-compat -Wshift-overflow=2 \
265				-Wlogical-op
266
267# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
268TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
269
270ifeq ($(HARDEN_SLS), 1)
271        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
272endif
273
274else
275# using clang
276WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
277				-Wlogical-op-parentheses
278endif #(Clang Warning)
279
280ifneq (${E},0)
281	ERRORS := -Werror
282endif #(E)
283
284################################################################################
285# Compiler and Linker Directives
286################################################################################
287CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
288				$(ERRORS) $(WARNINGS)
289ASFLAGS			+=	$(CPPFLAGS)                 			\
290				-ffreestanding -Wa,--fatal-warnings
291TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
292				-ffunction-sections -fdata-sections		\
293				-ffreestanding -fno-builtin -fno-common		\
294				-Os -std=gnu99
295
296ifeq (${SANITIZE_UB},on)
297	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
298endif #(${SANITIZE_UB},on)
299
300ifeq (${SANITIZE_UB},trap)
301	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
302				-fsanitize-undefined-trap-on-error
303endif #(${SANITIZE_UB},trap)
304
305GCC_V_OUTPUT		:=	$(if $($(ARCH)-cc),$(shell $($(ARCH)-cc) -v 2>&1))
306
307TF_LDFLAGS		+=	-z noexecstack
308
309# LD = armlink
310ifeq ($($(ARCH)-ld-id),arm-link)
311	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
312	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
313	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
314
315# LD = gcc (used when GCC LTO is enabled)
316else ifeq ($($(ARCH)-ld-id),gnu-gcc)
317	# Pass ld options with Wl or Xlinker switches
318	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
319	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
320	TF_LDFLAGS		+=	-Wl,--gc-sections
321
322	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
323	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
324	TF_LDFLAGS		+=	-Wl,--build-id=none
325
326	ifeq ($(ENABLE_LTO),1)
327		ifeq (${ARCH},aarch64)
328			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
329			TF_LDFLAGS      +=	-flto-partition=one
330		endif
331	endif #(ENABLE_LTO)
332
333# GCC automatically adds fix-cortex-a53-843419 flag when used to link
334# which breaks some builds, so disable if errata fix is not explicitly enabled
335	ifeq (${ARCH},aarch64)
336		ifneq (${ERRATA_A53_843419},1)
337			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
338		endif
339	endif
340	TF_LDFLAGS		+= 	-nostdlib
341	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
342
343# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
344else
345# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
346# are not loaded by a elf loader.
347	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
348	TF_LDFLAGS		+=	-O1
349	TF_LDFLAGS		+=	--gc-sections
350
351	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
352	TF_LDFLAGS		+=	-z max-page-size=4096
353	TF_LDFLAGS		+=	--build-id=none
354
355# ld.lld doesn't recognize the errata flags,
356# therefore don't add those in that case.
357# ld.lld reports section type mismatch warnings,
358# therefore don't add --fatal-warnings to it.
359	ifneq ($($(ARCH)-ld-id),llvm-lld)
360		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
361	endif
362
363endif #(LD = armlink)
364
365################################################################################
366# Setup ARCH_MAJOR/MINOR before parsing arch_features.
367################################################################################
368ifeq (${ENABLE_RME},1)
369	ARM_ARCH_MAJOR := 9
370	ARM_ARCH_MINOR := 2
371endif
372
373################################################################################
374# Common sources and include directories
375################################################################################
376include lib/compiler-rt/compiler-rt.mk
377
378# Allow overriding the timestamp, for example for reproducible builds, or to
379# synchronize timestamps across multiple projects.
380# This must be set to a C string (including quotes where applicable).
381BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__
382
383DEFINES += -DBUILD_MESSAGE_TIMESTAMP='$(BUILD_MESSAGE_TIMESTAMP)'
384DEFINES += -DBUILD_MESSAGE_VERSION_STRING='"$(VERSION_STRING)"'
385DEFINES += -DBUILD_MESSAGE_VERSION='"$(VERSION)"'
386
387BL_COMMON_SOURCES	+=	common/bl_common.c			\
388				common/tf_log.c				\
389				common/${ARCH}/debug.S			\
390				drivers/console/multi_console.c		\
391				lib/${ARCH}/cache_helpers.S		\
392				lib/${ARCH}/misc_helpers.S		\
393				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
394				plat/common/plat_bl_common.c		\
395				plat/common/plat_log_common.c		\
396				plat/common/${ARCH}/plat_common.c	\
397				plat/common/${ARCH}/platform_helpers.S	\
398				${COMPILER_RT_SRCS}
399
400ifeq ($($(ARCH)-cc-id),arm-clang)
401	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
402endif
403
404ifeq (${SANITIZE_UB},on)
405	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
406endif
407
408INCLUDES		+=	-Iinclude				\
409				-Iinclude/arch/${ARCH}			\
410				-Iinclude/lib/cpus/${ARCH}		\
411				-Iinclude/lib/el3_runtime/${ARCH}	\
412				${PLAT_INCLUDES}			\
413				${SPD_INCLUDES}
414
415DTC_FLAGS		+=	-I dts -O dtb
416DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
417				-x assembler-with-cpp $(DEFINES)
418
419include common/backtrace/backtrace.mk
420
421################################################################################
422# Generic definitions
423################################################################################
424include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
425
426ifeq (${BUILD_BASE},)
427     BUILD_BASE		:=	./build
428endif
429BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
430
431SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
432
433# Platforms providing their own TBB makefile may override this value
434INCLUDE_TBBR_MK		:=	1
435
436################################################################################
437# Include SPD Makefile if one has been specified
438################################################################################
439
440ifneq (${SPD},none)
441	ifeq (${ARCH},aarch32)
442                $(error "Error: SPD is incompatible with AArch32.")
443	endif
444
445	ifdef EL3_PAYLOAD_BASE
446                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
447                $(warning "The SPD and its BL32 companion will be present but \
448                ignored.")
449	endif
450
451	ifeq (${SPD},spmd)
452	# SPMD is located in std_svc directory
453		SPD_DIR := std_svc
454
455		ifeq ($(SPMD_SPM_AT_SEL2),1)
456			CTX_INCLUDE_EL2_REGS := 1
457			ifeq ($(SPMC_AT_EL3),1)
458                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
459			endif
460			ifeq ($(CTX_INCLUDE_SVE_REGS),1)
461                                $(error SVE context management not needed with Hafnium SPMC.)
462			endif
463		endif
464
465		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
466			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
467		endif
468
469		ifeq ($(findstring trusty_sp,$(ARM_SPMC_MANIFEST_DTS)),trusty_sp)
470			DTC_CPPFLAGS	+=	-DTRUSTY_SP_FW_CONFIG
471		endif
472
473		ifeq ($(TS_SP_FW_CONFIG),1)
474			DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
475		endif
476
477		ifneq ($(ARM_BL2_SP_LIST_DTS),)
478		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
479		endif
480
481		ifneq ($(SP_LAYOUT_FILE),)
482		BL2_ENABLE_SP_LOAD := 1
483		endif
484
485		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
486			ifneq ($(SPMC_AT_EL3),1)
487			$(error SEL0 SP cannot be enabled without SPMC at EL3)
488			endif
489		endif
490	else
491		# All other SPDs in spd directory
492		SPD_DIR := spd
493	endif #(SPD)
494
495	# We expect to locate an spd.mk under the specified SPD directory
496	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
497
498	ifeq (${SPD_MAKE},)
499                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
500	endif
501        $(info Including ${SPD_MAKE})
502        include ${SPD_MAKE}
503
504	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
505	# Makefile would set NEED_BL32 to "yes". In this case, the build system
506	# supports two mutually exclusive options:
507	# * BL32 is built from source: then BL32_SOURCES must contain the list
508	#   of source files to build BL32
509	# * BL32 is a prebuilt binary: then BL32 must point to the image file
510	#   that will be included in the FIP
511	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
512	# over the sources.
513endif #(SPD=none)
514
515ifeq (${ENABLE_SPMD_LP}, 1)
516ifneq (${SPD},spmd)
517        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
518endif
519ifeq ($(SPMC_AT_EL3),1)
520        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
521endif
522endif
523
524################################################################################
525# Process BRANCH_PROTECTION value and set
526# Pointer Authentication and Branch Target Identification flags
527################################################################################
528ifeq (${BRANCH_PROTECTION},0)
529	# Default value turns off all types of branch protection
530	BP_OPTION := none
531else ifneq (${ARCH},aarch64)
532        $(error BRANCH_PROTECTION requires AArch64)
533else ifeq (${BRANCH_PROTECTION},1)
534	# Enables all types of branch protection features
535	BP_OPTION := standard
536	ENABLE_BTI := 1
537	ENABLE_PAUTH := 1
538else ifeq (${BRANCH_PROTECTION},2)
539	# Return address signing to its standard level
540	BP_OPTION := pac-ret
541	ENABLE_PAUTH := 1
542else ifeq (${BRANCH_PROTECTION},3)
543	# Extend the signing to include leaf functions
544	BP_OPTION := pac-ret+leaf
545	ENABLE_PAUTH := 1
546else ifeq (${BRANCH_PROTECTION},4)
547	# Turn on branch target identification mechanism
548	BP_OPTION := bti
549	ENABLE_BTI := 1
550else
551        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
552endif #(BRANCH_PROTECTION)
553
554ifeq ($(ENABLE_PAUTH),1)
555	CTX_INCLUDE_PAUTH_REGS := 1
556endif
557ifneq (${BP_OPTION},none)
558	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
559endif #(BP_OPTION)
560
561# Pointer Authentication sources
562ifeq (${ENABLE_PAUTH}, 1)
563# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
564# Pauth support. As it's not secure, it must be reimplemented for real platforms
565	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
566endif
567
568################################################################################
569# Include the platform specific Makefile after the SPD Makefile (the platform
570# makefile may use all previous definitions in this file)
571################################################################################
572include ${PLAT_MAKEFILE_FULL}
573
574################################################################################
575# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
576# platform.
577################################################################################
578include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
579
580####################################################
581# Enable required options for Memory Stack Tagging.
582####################################################
583
584# Currently, these options are enabled only for clang and armclang compiler.
585ifeq (${SUPPORT_STACK_MEMTAG},yes)
586    ifdef mem_tag_arch_support
587        # Check for armclang and clang compilers
588        ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
589        # Add "memtag" architecture feature modifier if not specified
590            ifeq ( ,$(findstring memtag,$(arch-features)))
591                arch-features	:=	$(arch-features)+memtag
592            endif	# memtag
593            ifeq ($($(ARCH)-cc-id),arm-clang)
594                TF_CFLAGS	+=	-mmemtag-stack
595            else ifeq ($($(ARCH)-cc-id),llvm-clang)
596                TF_CFLAGS	+=	-fsanitize=memtag
597            endif	# armclang
598        endif
599    else
600        $(error "Error: stack memory tagging is not supported for  \
601        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
602	endif #(mem_tag_arch_support)
603endif #(SUPPORT_STACK_MEMTAG)
604
605################################################################################
606# RME dependent flags configuration, Enable optional features for RME.
607################################################################################
608# FEAT_RME
609ifeq (${ENABLE_RME},1)
610	# RME doesn't support BRBE
611	ENABLE_BRBE_FOR_NS := 0
612
613	# RME doesn't support PIE
614	ifneq (${ENABLE_PIE},0)
615                $(error ENABLE_RME does not support PIE)
616	endif
617
618	# RME doesn't support BRBE
619	ifneq (${ENABLE_BRBE_FOR_NS},0)
620                $(error ENABLE_RME does not support BRBE.)
621	endif
622
623	# RME requires AARCH64
624	ifneq (${ARCH},aarch64)
625                $(error ENABLE_RME requires AArch64)
626	endif
627
628	# RME requires el2 context to be saved for now.
629	CTX_INCLUDE_EL2_REGS := 1
630	CTX_INCLUDE_AARCH32_REGS := 0
631	CTX_INCLUDE_PAUTH_REGS := 1
632
633	# RME enables CSV2_2 extension by default.
634	ENABLE_FEAT_CSV2_2 = 1
635endif #(FEAT_RME)
636
637################################################################################
638# Include rmmd Makefile if RME is enabled
639################################################################################
640ifneq (${ENABLE_RME},0)
641	ifneq (${ARCH},aarch64)
642                $(error ENABLE_RME requires AArch64)
643	endif
644	ifeq ($(SPMC_AT_EL3),1)
645                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
646	endif
647
648	ifneq (${SPD}, none)
649		ifneq (${SPD}, spmd)
650                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
651		endif
652	endif
653include services/std_svc/rmmd/rmmd.mk
654$(warning "RME is an experimental feature")
655endif
656
657ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
658	ifeq (${SPD},none)
659		ifeq (${ENABLE_RME},0)
660                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
661                        or RME is enabled)
662		endif
663	endif
664endif
665
666################################################################################
667# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
668# up with appropriate march values for compiler.
669################################################################################
670include ${MAKE_HELPERS_DIRECTORY}march.mk
671
672TF_CFLAGS   +=	$(march-directive)
673ASFLAGS		+=	$(march-directive)
674
675# This internal flag is common option which is set to 1 for scenarios
676# when the BL2 is running in EL3 level. This occurs in two scenarios -
677# 4 world system running BL2 at EL3 and two world system without BL1 running
678# BL2 in EL3
679
680ifeq (${RESET_TO_BL2},1)
681	BL2_RUNS_AT_EL3	:=	1
682	ifeq (${ENABLE_RME},1)
683                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
684                supported at the moment.)
685	endif
686else ifeq (${ENABLE_RME},1)
687	BL2_RUNS_AT_EL3	:=	1
688else
689	BL2_RUNS_AT_EL3	:=	0
690endif
691
692# This internal flag is set to 1 when Firmware First handling of External aborts
693# is required by lowe ELs. Currently only NS requires this support.
694ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
695	FFH_SUPPORT := 1
696else
697	FFH_SUPPORT := 0
698endif
699
700ifeq (${ARM_ARCH_MAJOR},7)
701include make_helpers/armv7-a-cpus.mk
702endif
703
704PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
705ifneq ($(PIE_FOUND),)
706	TF_CFLAGS	+=	-fno-PIE
707ifeq ($($(ARCH)-ld-id),gnu-gcc)
708	TF_LDFLAGS	+=	-no-pie
709endif
710endif #(PIE_FOUND)
711
712ifeq ($($(ARCH)-ld-id),gnu-gcc)
713	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
714else
715	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
716endif
717
718ifeq ($(ENABLE_PIE),1)
719	ifeq ($(RESET_TO_BL2),1)
720		ifneq ($(BL2_IN_XIP_MEM),1)
721			BL2_CPPFLAGS	+=	-fpie
722			BL2_CFLAGS	+=	-fpie
723			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
724		endif #(BL2_IN_XIP_MEM)
725	endif #(RESET_TO_BL2)
726	BL31_CPPFLAGS	+=	-fpie
727	BL31_CFLAGS 	+=	-fpie
728	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
729
730	BL32_CPPFLAGS	+=	-fpie
731	BL32_CFLAGS	+=	-fpie
732	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
733endif #(ENABLE_PIE)
734
735BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
736BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
737BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
738
739BL1_CPPFLAGS += -DIMAGE_AT_EL3
740ifeq ($(RESET_TO_BL2),1)
741	BL2_CPPFLAGS += -DIMAGE_AT_EL3
742else
743	BL2_CPPFLAGS += -DIMAGE_AT_EL1
744endif #(RESET_TO_BL2)
745
746ifeq (${ARCH},aarch64)
747	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
748	BL31_CPPFLAGS += -DIMAGE_AT_EL3
749	BL32_CPPFLAGS += -DIMAGE_AT_EL1
750else
751	BL32_CPPFLAGS += -DIMAGE_AT_EL3
752endif
753
754# Include the CPU specific operations makefile, which provides default
755# values for all CPU errata workarounds and CPU specific optimisations.
756# This can be overridden by the platform.
757include lib/cpus/cpu-ops.mk
758
759################################################################################
760# Build `AARCH32_SP` as BL32 image for AArch32
761################################################################################
762ifeq (${ARCH},aarch32)
763        NEED_BL32 := yes
764
765        ifneq (${AARCH32_SP},none)
766        # We expect to locate an sp.mk under the specified AARCH32_SP directory
767		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
768
769                ifeq (${AARCH32_SP_MAKE},)
770                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
771                endif
772                $(info Including ${AARCH32_SP_MAKE})
773                include ${AARCH32_SP_MAKE}
774        endif
775endif #(ARCH=aarch32)
776
777################################################################################
778# Include libc if not overridden
779################################################################################
780ifeq (${OVERRIDE_LIBC},0)
781include lib/libc/libc.mk
782endif
783
784################################################################################
785# Check incompatible options and dependencies
786################################################################################
787
788# USE_DEBUGFS experimental feature recommended only in debug builds
789ifeq (${USE_DEBUGFS},1)
790        ifeq (${DEBUG},1)
791                $(warning DEBUGFS experimental feature is enabled.)
792        else
793                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
794        endif
795endif #(USE_DEBUGFS)
796
797# USE_SPINLOCK_CAS requires AArch64 build
798ifeq (${USE_SPINLOCK_CAS},1)
799        ifneq (${ARCH},aarch64)
800               $(error USE_SPINLOCK_CAS requires AArch64)
801        endif
802endif #(USE_SPINLOCK_CAS)
803
804# The cert_create tool cannot generate certificates individually, so we use the
805# target 'certificates' to create them all
806ifneq (${GENERATE_COT},0)
807        FIP_DEPS += certificates
808        FWU_FIP_DEPS += fwu_certificates
809endif
810
811ifneq (${DECRYPTION_SUPPORT},none)
812	ENC_ARGS += -f ${FW_ENC_STATUS}
813	ENC_ARGS += -k ${ENC_KEY}
814	ENC_ARGS += -n ${ENC_NONCE}
815	FIP_DEPS += enctool
816	FWU_FIP_DEPS += enctool
817endif #(DECRYPTION_SUPPORT)
818
819ifdef EL3_PAYLOAD_BASE
820	ifdef PRELOADED_BL33_BASE
821                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
822		incompatible build options. EL3_PAYLOAD_BASE has priority.")
823	endif
824	ifneq (${GENERATE_COT},0)
825                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
826                build options.")
827	endif
828	ifneq (${TRUSTED_BOARD_BOOT},0)
829                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
830                incompatible \ build options.")
831	endif
832endif #(EL3_PAYLOAD_BASE)
833
834ifeq (${NEED_BL33},yes)
835	ifdef EL3_PAYLOAD_BASE
836                $(warning "BL33 image is not needed when option \
837                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
838	endif
839	ifdef PRELOADED_BL33_BASE
840                $(warning "BL33 image is not needed when option \
841                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
842	endif
843endif #(NEED_BL33)
844
845# When building for systems with hardware-assisted coherency, there's no need to
846# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
847ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
848        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
849endif
850
851#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
852ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
853        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
854endif
855
856# RAS_EXTENSION is deprecated, provide alternate build options
857ifeq ($(RAS_EXTENSION),1)
858        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
859        and HANDLE_EA_EL3_FIRST_NS instead")
860endif
861
862
863# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
864ifeq ($(FAULT_INJECTION_SUPPORT),1)
865	ifeq ($(ENABLE_FEAT_RAS),0)
866                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
867	endif
868endif #(FAULT_INJECTION_SUPPORT)
869
870# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
871ifeq ($(DYN_DISABLE_AUTH), 1)
872	ifeq (${TRUSTED_BOARD_BOOT}, 0)
873                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
874                to be set.")
875	endif
876endif #(DYN_DISABLE_AUTH)
877
878ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
879# Support authentication verification and hash calculation
880	CRYPTO_SUPPORT := 3
881else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
882# Support authentication verification and hash calculation
883	CRYPTO_SUPPORT := 3
884else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
885# Support hash calculation only
886	CRYPTO_SUPPORT := 2
887else ifeq (${TRUSTED_BOARD_BOOT},1)
888# Support authentication verification only
889	CRYPTO_SUPPORT := 1
890else
891	CRYPTO_SUPPORT := 0
892endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
893
894# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
895ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
896        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
897endif
898
899# If pointer authentication is used in the firmware, make sure that all the
900# registers associated to it are also saved and restored.
901# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
902ifeq ($(ENABLE_PAUTH),1)
903	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
904                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
905	endif
906endif #(ENABLE_PAUTH)
907
908ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
909	ifneq (${ARCH},aarch64)
910                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
911	endif
912endif #(CTX_INCLUDE_PAUTH_REGS)
913
914ifeq ($(FEATURE_DETECTION),1)
915        $(info FEATURE_DETECTION is an experimental feature)
916endif #(FEATURE_DETECTION)
917
918ifneq ($(ENABLE_SME2_FOR_NS), 0)
919	ifeq (${ENABLE_SME_FOR_NS}, 0)
920                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
921                to be set")
922                $(warning "Forced ENABLE_SME_FOR_NS=1")
923		override ENABLE_SME_FOR_NS	:= 1
924	endif
925endif #(ENABLE_SME2_FOR_NS)
926
927ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
928	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
929                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
930                library v2")
931	endif
932endif #(ARM_XLAT_TABLES_LIB_V1)
933
934ifneq (${DECRYPTION_SUPPORT},none)
935	ifeq (${TRUSTED_BOARD_BOOT}, 0)
936                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
937                to be set)
938	endif
939endif #(DECRYPTION_SUPPORT)
940
941# Ensure that no Aarch64-only features are enabled in Aarch32 build
942ifeq (${ARCH},aarch32)
943
944	# SME/SVE only supported on AArch64
945	ifneq (${ENABLE_SME_FOR_NS},0)
946                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
947	endif
948
949	ifeq (${ENABLE_SVE_FOR_NS},1)
950		# Warning instead of error due to CI dependency on this
951                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
952	endif
953
954	# BRBE is not supported in AArch32
955	ifeq (${ENABLE_BRBE_FOR_NS},1)
956                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
957	endif
958
959	# FEAT_RNG_TRAP is not supported in AArch32
960	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
961                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
962	endif
963endif #(ARCH=aarch32)
964
965ifneq (${ENABLE_SME_FOR_NS},0)
966	ifeq (${ENABLE_SVE_FOR_NS},0)
967                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
968	endif
969endif #(ENABLE_SME_FOR_NS)
970
971# Secure SME/SVE requires the non-secure component as well
972ifeq (${ENABLE_SME_FOR_SWD},1)
973	ifeq (${ENABLE_SME_FOR_NS},0)
974                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
975	endif
976	ifeq (${ENABLE_SVE_FOR_SWD},0)
977                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
978	endif
979endif #(ENABLE_SME_FOR_SWD)
980
981# Enabling SVE for SWD requires enabling SVE for NWD due to ENABLE_FEAT
982# mechanism.
983ifeq (${ENABLE_SVE_FOR_SWD},1)
984    ifeq (${ENABLE_SVE_FOR_NS},0)
985        $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
986    endif
987endif
988
989# Enabling SVE for both the worlds typically requires the context
990# management of SVE registers. The only exception being SPMC at S-EL2.
991ifeq (${ENABLE_SVE_FOR_SWD}, 1)
992    ifneq (${ENABLE_SVE_FOR_NS}, 0)
993        ifeq (${CTX_INCLUDE_SVE_REGS}-$(SPMD_SPM_AT_SEL2),0-0)
994            $(warning "ENABLE_SVE_FOR_SWD and ENABLE_SVE_FOR_NS together require CTX_INCLUDE_SVE_REGS")
995        endif
996    endif
997endif
998
999# Enabling SVE in either world while enabling CTX_INCLUDE_FPREGS requires
1000# CTX_INCLUDE_SVE_REGS to be enabled due to architectural dependency between FP
1001# and SVE registers.
1002ifeq (${CTX_INCLUDE_FPREGS}, 1)
1003    ifneq (${ENABLE_SVE_FOR_NS},0)
1004        ifeq (${CTX_INCLUDE_SVE_REGS},0)
1005	    # Warning instead of error due to CI dependency on this
1006            $(warning "CTX_INCLUDE_FPREGS and ENABLE_SVE_FOR_NS together require CTX_INCLUDE_SVE_REGS")
1007            $(warning "Forced ENABLE_SVE_FOR_NS=0")
1008	    override ENABLE_SVE_FOR_NS	:= 0
1009        endif
1010    endif
1011endif #(CTX_INCLUDE_FPREGS)
1012
1013# SVE context management is only required if secure world has access to SVE/FP
1014# functionality.
1015ifeq (${CTX_INCLUDE_SVE_REGS},1)
1016    ifeq (${ENABLE_SVE_FOR_SWD},0)
1017        $(error "CTX_INCLUDE_SVE_REGS requires ENABLE_SVE_FOR_SWD to also be enabled")
1018    endif
1019endif
1020
1021# SME cannot be used with CTX_INCLUDE_FPREGS since SPM does its own context
1022# management including FPU registers.
1023ifeq (${CTX_INCLUDE_FPREGS},1)
1024    ifneq (${ENABLE_SME_FOR_NS},0)
1025        $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1026    endif
1027endif #(CTX_INCLUDE_FPREGS)
1028
1029ifeq ($(DRTM_SUPPORT),1)
1030        $(info DRTM_SUPPORT is an experimental feature)
1031endif
1032
1033ifeq (${TRANSFER_LIST},1)
1034        $(info TRANSFER_LIST is an experimental feature)
1035endif
1036
1037ifeq (${ENABLE_RME},1)
1038	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1039                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1040	endif
1041endif
1042
1043ifeq ($(PSA_CRYPTO),1)
1044        $(info PSA_CRYPTO is an experimental feature)
1045endif
1046
1047ifeq ($(DICE_PROTECTION_ENVIRONMENT),1)
1048        $(info DICE_PROTECTION_ENVIRONMENT is an experimental feature)
1049endif
1050
1051################################################################################
1052# Process platform overrideable behaviour
1053################################################################################
1054
1055ifdef BL1_SOURCES
1056	NEED_BL1 := yes
1057endif #(BL1_SOURCES)
1058
1059ifdef BL2_SOURCES
1060	NEED_BL2 := yes
1061
1062	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1063	# Certificate generation tools. This flag can be overridden by the platform.
1064	ifdef EL3_PAYLOAD_BASE
1065		# If booting an EL3 payload there is no need for a BL33 image
1066		# in the FIP file.
1067		NEED_BL33		:=	no
1068	else
1069		ifdef PRELOADED_BL33_BASE
1070			# If booting a BL33 preloaded image there is no need of
1071			# another one in the FIP file.
1072			NEED_BL33		:=	no
1073		else
1074			NEED_BL33		?=	yes
1075		endif
1076	endif
1077endif #(BL2_SOURCES)
1078
1079ifdef BL2U_SOURCES
1080	NEED_BL2U := yes
1081endif #(BL2U_SOURCES)
1082
1083# If SCP_BL2 is given, we always want FIP to include it.
1084ifdef SCP_BL2
1085	NEED_SCP_BL2		:=	yes
1086endif #(SCP_BL2)
1087
1088# For AArch32, BL31 is not currently supported.
1089ifneq (${ARCH},aarch32)
1090	ifdef BL31_SOURCES
1091	# When booting an EL3 payload, there is no need to compile the BL31
1092	# image nor put it in the FIP.
1093		ifndef EL3_PAYLOAD_BASE
1094			NEED_BL31 := yes
1095		endif
1096	endif
1097endif #(ARCH=aarch64)
1098
1099# Process TBB related flags
1100ifneq (${GENERATE_COT},0)
1101	# Common cert_create options
1102	ifneq (${CREATE_KEYS},0)
1103                $(eval CRT_ARGS += -n)
1104                $(eval FWU_CRT_ARGS += -n)
1105		ifneq (${SAVE_KEYS},0)
1106                        $(eval CRT_ARGS += -k)
1107                        $(eval FWU_CRT_ARGS += -k)
1108		endif
1109	endif
1110	# Include TBBR makefile (unless the platform indicates otherwise)
1111	ifeq (${INCLUDE_TBBR_MK},1)
1112                include make_helpers/tbbr/tbbr_tools.mk
1113	endif
1114endif #(GENERATE_COT)
1115
1116ifneq (${FIP_ALIGN},0)
1117	FIP_ARGS += --align ${FIP_ALIGN}
1118endif #(FIP_ALIGN)
1119
1120ifdef FDT_SOURCES
1121	NEED_FDT := yes
1122endif #(FDT_SOURCES)
1123
1124################################################################################
1125# Include libraries' Makefile that are used in all BL
1126################################################################################
1127
1128include lib/stack_protector/stack_protector.mk
1129
1130################################################################################
1131# Include BL specific makefiles
1132################################################################################
1133
1134ifeq (${NEED_BL1},yes)
1135include bl1/bl1.mk
1136endif
1137
1138ifeq (${NEED_BL2},yes)
1139include bl2/bl2.mk
1140endif
1141
1142ifeq (${NEED_BL2U},yes)
1143include bl2u/bl2u.mk
1144endif
1145
1146ifeq (${NEED_BL31},yes)
1147include bl31/bl31.mk
1148endif
1149
1150################################################################################
1151# Build options checks
1152################################################################################
1153
1154# Boolean_Flags
1155$(eval $(call assert_booleans,\
1156    $(sort \
1157	ALLOW_RO_XLAT_TABLES \
1158	BL2_ENABLE_SP_LOAD \
1159	COLD_BOOT_SINGLE_CPU \
1160	CREATE_KEYS \
1161	CTX_INCLUDE_AARCH32_REGS \
1162	CTX_INCLUDE_FPREGS \
1163	CTX_INCLUDE_SVE_REGS \
1164	CTX_INCLUDE_EL2_REGS \
1165	CTX_INCLUDE_MPAM_REGS \
1166	DEBUG \
1167	DYN_DISABLE_AUTH \
1168	EL3_EXCEPTION_HANDLING \
1169	ENABLE_AMU_AUXILIARY_COUNTERS \
1170	ENABLE_AMU_FCONF \
1171	AMU_RESTRICT_COUNTERS \
1172	ENABLE_ASSERTIONS \
1173	ENABLE_PIE \
1174	ENABLE_PMF \
1175	ENABLE_PSCI_STAT \
1176	ENABLE_RUNTIME_INSTRUMENTATION \
1177	ENABLE_SME_FOR_SWD \
1178	ENABLE_SVE_FOR_SWD \
1179	ENABLE_FEAT_RAS	\
1180	FFH_SUPPORT	\
1181	ERROR_DEPRECATED \
1182	FAULT_INJECTION_SUPPORT \
1183	GENERATE_COT \
1184	GICV2_G0_FOR_EL3 \
1185	HANDLE_EA_EL3_FIRST_NS \
1186	HARDEN_SLS \
1187	HW_ASSISTED_COHERENCY \
1188	MEASURED_BOOT \
1189	DICE_PROTECTION_ENVIRONMENT \
1190	DRTM_SUPPORT \
1191	NS_TIMER_SWITCH \
1192	OVERRIDE_LIBC \
1193	PL011_GENERIC_UART \
1194	PROGRAMMABLE_RESET_ADDRESS \
1195	PSCI_EXTENDED_STATE_ID \
1196	PSCI_OS_INIT_MODE \
1197	RESET_TO_BL31 \
1198	SAVE_KEYS \
1199	SEPARATE_CODE_AND_RODATA \
1200	SEPARATE_BL2_NOLOAD_REGION \
1201	SEPARATE_NOBITS_REGION \
1202	SEPARATE_SIMD_SECTION \
1203	SPIN_ON_BL1_EXIT \
1204	SPM_MM \
1205	SPMC_AT_EL3 \
1206	SPMC_AT_EL3_SEL0_SP \
1207	SPMD_SPM_AT_SEL2 \
1208	ENABLE_SPMD_LP \
1209	TRANSFER_LIST \
1210	TRUSTED_BOARD_BOOT \
1211	USE_COHERENT_MEM \
1212	USE_DEBUGFS \
1213	ARM_IO_IN_DTB \
1214	SDEI_IN_FCONF \
1215	SEC_INT_DESC_IN_FCONF \
1216	USE_ROMLIB \
1217	USE_TBBR_DEFS \
1218	WARMBOOT_ENABLE_DCACHE_EARLY \
1219	RESET_TO_BL2 \
1220	BL2_IN_XIP_MEM \
1221	BL2_INV_DCACHE \
1222	USE_SPINLOCK_CAS \
1223	ENCRYPT_BL31 \
1224	ENCRYPT_BL32 \
1225	ERRATA_SPECULATIVE_AT \
1226	RAS_TRAP_NS_ERR_REC_ACCESS \
1227	COT_DESC_IN_DTB \
1228	USE_SP804_TIMER \
1229	PSA_FWU_SUPPORT \
1230	PSA_FWU_METADATA_FW_STORE_DESC \
1231	ENABLE_MPMM \
1232	ENABLE_MPMM_FCONF \
1233	FEATURE_DETECTION \
1234	TRNG_SUPPORT \
1235	ERRATA_ABI_SUPPORT \
1236	ERRATA_NON_ARM_INTERCONNECT \
1237	CONDITIONAL_CMO \
1238	PSA_CRYPTO	\
1239	ENABLE_CONSOLE_GETC \
1240	INIT_UNUSED_NS_EL2	\
1241	PLATFORM_REPORT_CTX_MEM_USE \
1242	EARLY_CONSOLE \
1243	PRESERVE_DSU_PMU_REGS \
1244)))
1245
1246# Numeric_Flags
1247$(eval $(call assert_numerics,\
1248    $(sort \
1249	ARM_ARCH_MAJOR \
1250	ARM_ARCH_MINOR \
1251	BRANCH_PROTECTION \
1252	CTX_INCLUDE_PAUTH_REGS \
1253	CTX_INCLUDE_NEVE_REGS \
1254	CRYPTO_SUPPORT \
1255	DISABLE_MTPMU \
1256	ENABLE_BRBE_FOR_NS \
1257	ENABLE_TRBE_FOR_NS \
1258	ENABLE_BTI \
1259	ENABLE_PAUTH \
1260	ENABLE_FEAT_AMU \
1261	ENABLE_FEAT_AMUv1p1 \
1262	ENABLE_FEAT_CSV2_2 \
1263	ENABLE_FEAT_CSV2_3 \
1264	ENABLE_FEAT_DEBUGV8P9 \
1265	ENABLE_FEAT_DIT \
1266	ENABLE_FEAT_ECV \
1267	ENABLE_FEAT_FGT \
1268	ENABLE_FEAT_FGT2 \
1269	ENABLE_FEAT_HCX \
1270	ENABLE_FEAT_MTE2 \
1271	ENABLE_FEAT_PAN \
1272	ENABLE_FEAT_RNG \
1273	ENABLE_FEAT_RNG_TRAP \
1274	ENABLE_FEAT_SEL2 \
1275	ENABLE_FEAT_TCR2 \
1276	ENABLE_FEAT_SB \
1277	ENABLE_FEAT_S2PIE \
1278	ENABLE_FEAT_S1PIE \
1279	ENABLE_FEAT_S2POE \
1280	ENABLE_FEAT_S1POE \
1281	ENABLE_FEAT_GCS \
1282	ENABLE_FEAT_VHE \
1283	ENABLE_FEAT_MPAM \
1284	ENABLE_RME \
1285	ENABLE_SPE_FOR_NS \
1286	ENABLE_SYS_REG_TRACE_FOR_NS \
1287	ENABLE_SME_FOR_NS \
1288	ENABLE_SME2_FOR_NS \
1289	ENABLE_SVE_FOR_NS \
1290	ENABLE_TRF_FOR_NS \
1291	FW_ENC_STATUS \
1292	NR_OF_FW_BANKS \
1293	NR_OF_IMAGES_IN_FW_BANK \
1294	TWED_DELAY \
1295	ENABLE_FEAT_TWED \
1296	SVE_VECTOR_LEN \
1297	IMPDEF_SYSREG_TRAP \
1298)))
1299
1300ifdef KEY_SIZE
1301        $(eval $(call assert_numeric,KEY_SIZE))
1302endif
1303
1304ifeq ($(filter $(SANITIZE_UB), on off trap),)
1305        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1306endif
1307
1308################################################################################
1309# Add definitions to the cpp preprocessor based on the current build options.
1310# This is done after including the platform specific makefile to allow the
1311# platform to overwrite the default options
1312################################################################################
1313
1314$(eval $(call add_defines,\
1315    $(sort \
1316	ALLOW_RO_XLAT_TABLES \
1317	ARM_ARCH_MAJOR \
1318	ARM_ARCH_MINOR \
1319	BL2_ENABLE_SP_LOAD \
1320	COLD_BOOT_SINGLE_CPU \
1321	CTX_INCLUDE_AARCH32_REGS \
1322	CTX_INCLUDE_FPREGS \
1323	CTX_INCLUDE_SVE_REGS \
1324	CTX_INCLUDE_PAUTH_REGS \
1325	CTX_INCLUDE_MPAM_REGS \
1326	EL3_EXCEPTION_HANDLING \
1327	CTX_INCLUDE_EL2_REGS \
1328	CTX_INCLUDE_NEVE_REGS \
1329	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1330	DISABLE_MTPMU \
1331	ENABLE_FEAT_AMU \
1332	ENABLE_AMU_AUXILIARY_COUNTERS \
1333	ENABLE_AMU_FCONF \
1334	AMU_RESTRICT_COUNTERS \
1335	ENABLE_ASSERTIONS \
1336	ENABLE_BTI \
1337	ENABLE_FEAT_DEBUGV8P9 \
1338	ENABLE_FEAT_MPAM \
1339	ENABLE_PAUTH \
1340	ENABLE_PIE \
1341	ENABLE_PMF \
1342	ENABLE_PSCI_STAT \
1343	ENABLE_RME \
1344	ENABLE_RUNTIME_INSTRUMENTATION \
1345	ENABLE_SME_FOR_NS \
1346	ENABLE_SME2_FOR_NS \
1347	ENABLE_SME_FOR_SWD \
1348	ENABLE_SPE_FOR_NS \
1349	ENABLE_SVE_FOR_NS \
1350	ENABLE_SVE_FOR_SWD \
1351	ENABLE_FEAT_RAS \
1352	FFH_SUPPORT \
1353	ENCRYPT_BL31 \
1354	ENCRYPT_BL32 \
1355	ERROR_DEPRECATED \
1356	FAULT_INJECTION_SUPPORT \
1357	GICV2_G0_FOR_EL3 \
1358	HANDLE_EA_EL3_FIRST_NS \
1359	HW_ASSISTED_COHERENCY \
1360	LOG_LEVEL \
1361	MEASURED_BOOT \
1362	DICE_PROTECTION_ENVIRONMENT \
1363	DRTM_SUPPORT \
1364	NS_TIMER_SWITCH \
1365	PL011_GENERIC_UART \
1366	PLAT_${PLAT} \
1367	PROGRAMMABLE_RESET_ADDRESS \
1368	PSCI_EXTENDED_STATE_ID \
1369	PSCI_OS_INIT_MODE \
1370	RESET_TO_BL31 \
1371	RME_GPT_BITLOCK_BLOCK \
1372	RME_GPT_MAX_BLOCK \
1373	SEPARATE_CODE_AND_RODATA \
1374	SEPARATE_BL2_NOLOAD_REGION \
1375	SEPARATE_NOBITS_REGION \
1376	SEPARATE_SIMD_SECTION \
1377	RECLAIM_INIT_CODE \
1378	SPD_${SPD} \
1379	SPIN_ON_BL1_EXIT \
1380	SPM_MM \
1381	SPMC_AT_EL3 \
1382	SPMC_AT_EL3_SEL0_SP \
1383	SPMD_SPM_AT_SEL2 \
1384	TRANSFER_LIST \
1385	TRUSTED_BOARD_BOOT \
1386	CRYPTO_SUPPORT \
1387	TRNG_SUPPORT \
1388	ERRATA_ABI_SUPPORT \
1389	ERRATA_NON_ARM_INTERCONNECT \
1390	USE_COHERENT_MEM \
1391	USE_DEBUGFS \
1392	ARM_IO_IN_DTB \
1393	SDEI_IN_FCONF \
1394	SEC_INT_DESC_IN_FCONF \
1395	USE_ROMLIB \
1396	USE_TBBR_DEFS \
1397	WARMBOOT_ENABLE_DCACHE_EARLY \
1398	RESET_TO_BL2 \
1399	BL2_RUNS_AT_EL3	\
1400	BL2_IN_XIP_MEM \
1401	BL2_INV_DCACHE \
1402	USE_SPINLOCK_CAS \
1403	ERRATA_SPECULATIVE_AT \
1404	RAS_TRAP_NS_ERR_REC_ACCESS \
1405	COT_DESC_IN_DTB \
1406	USE_SP804_TIMER \
1407	ENABLE_FEAT_RNG \
1408	ENABLE_FEAT_RNG_TRAP \
1409	ENABLE_FEAT_SB \
1410	ENABLE_FEAT_DIT \
1411	NR_OF_FW_BANKS \
1412	NR_OF_IMAGES_IN_FW_BANK \
1413	PSA_FWU_SUPPORT \
1414	PSA_FWU_METADATA_FW_STORE_DESC \
1415	ENABLE_BRBE_FOR_NS \
1416	ENABLE_TRBE_FOR_NS \
1417	ENABLE_SYS_REG_TRACE_FOR_NS \
1418	ENABLE_TRF_FOR_NS \
1419	ENABLE_FEAT_HCX \
1420	ENABLE_MPMM \
1421	ENABLE_MPMM_FCONF \
1422	ENABLE_FEAT_FGT \
1423	ENABLE_FEAT_FGT2 \
1424	ENABLE_FEAT_ECV \
1425	ENABLE_FEAT_AMUv1p1 \
1426	ENABLE_FEAT_SEL2 \
1427	ENABLE_FEAT_VHE \
1428	ENABLE_FEAT_CSV2_2 \
1429	ENABLE_FEAT_CSV2_3 \
1430	ENABLE_FEAT_PAN \
1431	ENABLE_FEAT_TCR2 \
1432	ENABLE_FEAT_S2PIE \
1433	ENABLE_FEAT_S1PIE \
1434	ENABLE_FEAT_S2POE \
1435	ENABLE_FEAT_S1POE \
1436	ENABLE_FEAT_GCS \
1437	ENABLE_FEAT_MTE2 \
1438	FEATURE_DETECTION \
1439	TWED_DELAY \
1440	ENABLE_FEAT_TWED \
1441	CONDITIONAL_CMO \
1442	IMPDEF_SYSREG_TRAP \
1443	SVE_VECTOR_LEN \
1444	ENABLE_SPMD_LP \
1445	PSA_CRYPTO	\
1446	ENABLE_CONSOLE_GETC \
1447	INIT_UNUSED_NS_EL2	\
1448	PLATFORM_REPORT_CTX_MEM_USE \
1449	EARLY_CONSOLE \
1450	PRESERVE_DSU_PMU_REGS \
1451)))
1452
1453ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1454ifeq (${DEBUG}, 0)
1455        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1456        override PLATFORM_REPORT_CTX_MEM_USE := 0
1457endif
1458endif
1459
1460ifeq (${SANITIZE_UB},trap)
1461        $(eval $(call add_define,MONITOR_TRAPS))
1462endif #(SANITIZE_UB)
1463
1464# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1465ifdef EL3_PAYLOAD_BASE
1466        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1467else
1468# Define the PRELOADED_BL33_BASE flag only if it is provided and
1469# EL3_PAYLOAD_BASE is not defined, as it has priority.
1470	ifdef PRELOADED_BL33_BASE
1471                $(eval $(call add_define,PRELOADED_BL33_BASE))
1472	endif
1473endif #(EL3_PAYLOAD_BASE)
1474
1475# Define the DYN_DISABLE_AUTH flag only if set.
1476ifeq (${DYN_DISABLE_AUTH},1)
1477        $(eval $(call add_define,DYN_DISABLE_AUTH))
1478endif
1479
1480ifeq ($($(ARCH)-ld-id),arm-link)
1481        $(eval $(call add_define,USE_ARM_LINK))
1482endif
1483
1484# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1485ifeq (${SPD},spmd)
1486ifdef SP_LAYOUT_FILE
1487	-include $(BUILD_PLAT)/sp_gen.mk
1488	FIP_DEPS += sp
1489	CRT_DEPS += sp
1490	NEED_SP_PKG := yes
1491else
1492	ifeq (${SPMD_SPM_AT_SEL2},1)
1493                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1494	endif
1495endif #(SP_LAYOUT_FILE)
1496endif #(SPD)
1497
1498################################################################################
1499# Build targets
1500################################################################################
1501
1502.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1503.SUFFIXES:
1504
1505all: msg_start
1506
1507msg_start:
1508	$(s)echo "Building ${PLAT}"
1509
1510ifeq (${ERROR_DEPRECATED},0)
1511# Check if deprecated declarations and cpp warnings should be treated as error or not.
1512ifneq ($(filter %-clang,$($(ARCH)-cc-id)),)
1513    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1514else
1515    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1516endif
1517endif #(!ERROR_DEPRECATED)
1518
1519$(eval $(call MAKE_LIB,c))
1520
1521# Expand build macros for the different images
1522ifeq (${NEED_BL1},yes)
1523BL1_SOURCES := $(sort ${BL1_SOURCES})
1524$(eval $(call MAKE_BL,bl1))
1525endif #(NEED_BL1)
1526
1527ifeq (${NEED_BL2},yes)
1528
1529ifeq (${RESET_TO_BL2}, 0)
1530FIP_BL2_ARGS := tb-fw
1531endif
1532
1533BL2_SOURCES := $(sort ${BL2_SOURCES})
1534
1535$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1536	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1537
1538endif #(NEED_BL2)
1539
1540ifeq (${NEED_SCP_BL2},yes)
1541$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1542endif #(NEED_SCP_BL2)
1543
1544ifeq (${NEED_BL31},yes)
1545BL31_SOURCES += ${SPD_SOURCES}
1546# Sort BL31 source files to remove duplicates
1547BL31_SOURCES := $(sort ${BL31_SOURCES})
1548ifneq (${DECRYPTION_SUPPORT},none)
1549$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1550	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1551else
1552$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1553	$(eval $(call MAKE_BL,bl31,soc-fw)))
1554endif #(DECRYPTION_SUPPORT)
1555endif #(NEED_BL31)
1556
1557# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1558# build system will call TOOL_ADD_IMG to print a warning message and abort the
1559# process. Note that the dependency on BL32 applies to the FIP only.
1560ifeq (${NEED_BL32},yes)
1561# Sort BL32 source files to remove duplicates
1562BL32_SOURCES := $(sort ${BL32_SOURCES})
1563BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1564
1565ifneq (${DECRYPTION_SUPPORT},none)
1566$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1567	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1568else
1569$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1570	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1571endif #(DECRYPTION_SUPPORT)
1572endif #(NEED_BL32)
1573
1574# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1575# needs to be built from RMM_SOURCES.
1576ifeq (${NEED_RMM},yes)
1577# Sort RMM source files to remove duplicates
1578RMM_SOURCES := $(sort ${RMM_SOURCES})
1579BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1580
1581$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1582	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1583endif #(NEED_RMM)
1584
1585# Add the BL33 image if required by the platform
1586ifeq (${NEED_BL33},yes)
1587$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1588endif #(NEED_BL33)
1589
1590ifeq (${NEED_BL2U},yes)
1591$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1592	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1593endif #(NEED_BL2U)
1594
1595# Expand build macros for the different images
1596ifeq (${NEED_FDT},yes)
1597    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1598endif #(NEED_FDT)
1599
1600# Add Secure Partition packages
1601ifeq (${NEED_SP_PKG},yes)
1602$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | $$(@D)/
1603	$(q)${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1604sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1605	$(s)echo
1606	$(s)echo "Built SP Images successfully"
1607	$(s)echo
1608endif #(NEED_SP_PKG)
1609
1610locate-checkpatch:
1611ifndef CHECKPATCH
1612	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1613else
1614ifeq (,$(wildcard ${CHECKPATCH}))
1615	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1616endif
1617endif #(CHECKPATCH)
1618
1619clean:
1620	$(s)echo "  CLEAN"
1621	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1622	$(q)${MAKE} -C ${CERTCONVPATH} clean
1623ifdef UNIX_MK
1624	$(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1625else
1626# Clear the MAKEFLAGS as we do not want
1627# to pass the gnumake flags to nmake.
1628	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1629endif #(UNIX_MK)
1630	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1631	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1632	$(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1633
1634realclean distclean:
1635	$(s)echo "  REALCLEAN"
1636	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1637	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1638	$(q)${MAKE} -C ${CERTCONVPATH} clean
1639ifdef UNIX_MK
1640	$(q)${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1641else
1642# Clear the MAKEFLAGS as we do not want
1643# to pass the gnumake flags to nmake.
1644	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1645endif #(UNIX_MK)
1646	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1647	$(q)${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1648	$(q)${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1649
1650checkcodebase:		locate-checkpatch
1651	$(s)echo "  CHECKING STYLE"
1652	$(q)if test -d .git ; then						\
1653		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1654		while read GIT_FILE ;					\
1655		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1656		done ;							\
1657	else								\
1658		 find . -type f -not -iwholename "*.git*"		\
1659		 -not -iwholename "*build*"				\
1660		 -not -iwholename "*libfdt*"				\
1661		 -not -iwholename "*libc*"				\
1662		 -not -iwholename "*docs*"				\
1663		 -not -iwholename "*.rst"				\
1664		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1665	fi
1666
1667checkpatch:		locate-checkpatch
1668	$(s)echo "  CHECKING STYLE"
1669	$(q)if test -n "${CHECKPATCH_OPTS}"; then				\
1670		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1671	fi
1672	$(q)COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1673	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1674	do								\
1675		printf "\n[*] Checking style of '$$commit'\n\n";	\
1676		git log --format=email "$$commit~..$$commit"		\
1677			-- ${CHECK_PATHS} |				\
1678			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1679		git diff --format=email "$$commit~..$$commit"		\
1680			-- ${CHECK_PATHS} |				\
1681			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1682	done
1683
1684certtool: ${CRTTOOL}
1685
1686${CRTTOOL}: FORCE
1687	$(q)${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} DEBUG=${DEBUG} --no-print-directory -C ${CRTTOOLPATH} all
1688	$(s)echo
1689	$(s)echo "Built $@ successfully"
1690	$(s)echo
1691
1692ifneq (${GENERATE_COT},0)
1693certificates: ${CRT_DEPS} ${CRTTOOL}
1694	$(q)${CRTTOOL} ${CRT_ARGS}
1695	$(s)echo
1696	$(s)echo "Built $@ successfully"
1697	$(s)echo "Certificates can be found in ${BUILD_PLAT}"
1698	$(s)echo
1699endif #(GENERATE_COT)
1700
1701${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1702	$(eval ${CHECK_FIP_CMD})
1703	$(q)${FIPTOOL} create ${FIP_ARGS} $@
1704	$(q)${FIPTOOL} info $@
1705	$(s)echo
1706	$(s)echo "Built $@ successfully"
1707	$(s)echo
1708
1709ifneq (${GENERATE_COT},0)
1710fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1711	$(q)${CRTTOOL} ${FWU_CRT_ARGS}
1712	$(s)echo
1713	$(s)echo "Built $@ successfully"
1714	$(s)echo "FWU certificates can be found in ${BUILD_PLAT}"
1715	$(s)echo
1716endif #(GENERATE_COT)
1717
1718${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1719	$(eval ${CHECK_FWU_FIP_CMD})
1720	$(q)${FIPTOOL} create ${FWU_FIP_ARGS} $@
1721	$(q)${FIPTOOL} info $@
1722	$(s)echo
1723	$(s)echo "Built $@ successfully"
1724	$(s)echo
1725
1726fiptool: ${FIPTOOL}
1727fip: ${BUILD_PLAT}/${FIP_NAME}
1728fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1729
1730${FIPTOOL}: FORCE
1731ifdef UNIX_MK
1732	$(q)${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} --no-print-directory -C ${FIPTOOLPATH} all
1733else
1734# Clear the MAKEFLAGS as we do not want
1735# to pass the gnumake flags to nmake.
1736	$(q)set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1737endif #(UNIX_MK)
1738
1739romlib.bin: libraries FORCE
1740	$(q)${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES=$(call escape-shell,$(INCLUDES)) DEFINES=$(call escape-shell,$(DEFINES)) --no-print-directory -C ${ROMLIBPATH} all
1741
1742memmap: all
1743ifdef UNIX_MK
1744	$(q)PYTHONPATH=${CURDIR}/tools/memory \
1745		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1746else
1747	$(q)set PYTHONPATH=${CURDIR}/tools/memory && \
1748		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1749endif
1750
1751doc:
1752	$(s)echo "  BUILD DOCUMENTATION"
1753	$(q)${MAKE} --no-print-directory -C ${DOCS_PATH} html
1754
1755enctool: ${ENCTOOL}
1756
1757${ENCTOOL}: FORCE
1758	$(q)${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} --no-print-directory -C ${ENCTOOLPATH} all
1759	$(s)echo
1760	$(s)echo "Built $@ successfully"
1761	$(s)echo
1762
1763cscope:
1764	$(s)echo "  CSCOPE"
1765	$(q)find ${CURDIR} -name "*.[chsS]" > cscope.files
1766	$(q)cscope -b -q -k
1767
1768help:
1769	$(s)echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1770	$(s)echo ""
1771	$(s)echo "PLAT is used to specify which platform you wish to build."
1772	$(s)echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1773	$(s)echo ""
1774	$(s)echo "platform = ${PLATFORM_LIST}"
1775	$(s)echo ""
1776	$(s)echo "Please refer to the User Guide for a list of all supported options."
1777	$(s)echo "Note that the build system doesn't track dependencies for build "
1778	$(s)echo "options. Therefore, if any of the build options are changed "
1779	$(s)echo "from a previous build, a clean build must be performed."
1780	$(s)echo ""
1781	$(s)echo "Supported Targets:"
1782	$(s)echo "  all            Build all individual bootloader binaries"
1783	$(s)echo "  bl1            Build the BL1 binary"
1784	$(s)echo "  bl2            Build the BL2 binary"
1785	$(s)echo "  bl2u           Build the BL2U binary"
1786	$(s)echo "  bl31           Build the BL31 binary"
1787	$(s)echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1788	$(s)echo "                 this builds secure payload specified by AARCH32_SP"
1789	$(s)echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1790	$(s)echo "  fip            Build the Firmware Image Package (FIP)"
1791	$(s)echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1792	$(s)echo "  checkcodebase  Check the coding style of the entire source tree"
1793	$(s)echo "  checkpatch     Check the coding style on changes in the current"
1794	$(s)echo "                 branch against BASE_COMMIT (default origin/master)"
1795	$(s)echo "  clean          Clean the build for the selected platform"
1796	$(s)echo "  cscope         Generate cscope index"
1797	$(s)echo "  distclean      Remove all build artifacts for all platforms"
1798	$(s)echo "  certtool       Build the Certificate generation tool"
1799	$(s)echo "  enctool        Build the Firmware encryption tool"
1800	$(s)echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1801	$(s)echo "  sp             Build the Secure Partition Packages"
1802	$(s)echo "  sptool         Build the Secure Partition Package creation tool"
1803	$(s)echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1804	$(s)echo "  memmap         Print the memory map of the built binaries"
1805	$(s)echo "  doc            Build html based documentation using Sphinx tool"
1806	$(s)echo ""
1807	$(s)echo "Note: most build targets require PLAT to be set to a specific platform."
1808	$(s)echo ""
1809	$(s)echo "example: build all targets for the FVP platform:"
1810	$(s)echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1811
1812.PHONY: FORCE
1813FORCE:;
1814