xref: /rk3399_ARM-atf/Makefile (revision 84eb3ef6c9f596e968b4f9b83a3a01deda2a8a9d)
1#
2# Copyright (c) 2013-2024, Arm Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7#
8# Trusted Firmware Version
9#
10VERSION_MAJOR			:= 2
11VERSION_MINOR			:= 10
12VERSION_PATCH			:= 0	# Only used for LTS releases
13VERSION				:= ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
14
15# Default goal is build all images
16.DEFAULT_GOAL			:= all
17
18# Avoid any implicit propagation of command line variable definitions to
19# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
20# usage. Other command line options like "-s" are still propagated as usual.
21MAKEOVERRIDES =
22
23MAKE_HELPERS_DIRECTORY := make_helpers/
24include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
25include ${MAKE_HELPERS_DIRECTORY}build_env.mk
26
27################################################################################
28# Default values for build configurations, and their dependencies
29################################################################################
30
31include ${MAKE_HELPERS_DIRECTORY}defaults.mk
32
33# Assertions enabled for DEBUG builds by default
34ENABLE_ASSERTIONS		:= ${DEBUG}
35ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
36PLAT				:= ${DEFAULT_PLAT}
37
38################################################################################
39# Checkpatch script options
40################################################################################
41
42CHECKCODE_ARGS		:=	--no-patch
43# Do not check the coding style on imported library files or documentation files
44INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
45					include/drivers/arm,		\
46					$(wildcard include/drivers/*)))
47INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
48					include/lib/libfdt		\
49					include/lib/libc,		\
50					$(wildcard include/lib/*)))
51INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
52					include/lib			\
53					include/drivers,		\
54					$(wildcard include/*)))
55LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
56					lib/compiler-rt			\
57					lib/libfdt%			\
58					lib/libc,			\
59					lib/zlib			\
60					$(wildcard lib/*)))
61ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
62					lib				\
63					include				\
64					docs				\
65					%.rst,				\
66					$(wildcard *)))
67CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
68				${INC_DIRS_TO_CHECK}			\
69				${INC_LIB_DIRS_TO_CHECK}		\
70				${LIB_DIRS_TO_CHECK}			\
71				${INC_DRV_DIRS_TO_CHECK}		\
72				${INC_ARM_DIRS_TO_CHECK}
73
74################################################################################
75# Process build options
76################################################################################
77
78# Verbose flag
79ifeq (${V},0)
80	Q:=@
81	ECHO:=@echo
82	CHECKCODE_ARGS	+=	--no-summary --terse
83else
84	Q:=
85	ECHO:=$(ECHO_QUIET)
86endif
87
88ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
89	Q:=@
90	ECHO:=$(ECHO_QUIET)
91endif
92
93export Q ECHO
94
95################################################################################
96# Toolchain
97################################################################################
98
99HOSTCC			:=	gcc
100export HOSTCC
101
102CC			:=	${CROSS_COMPILE}gcc
103CPP			:=	${CROSS_COMPILE}gcc -E
104AS			:=	${CROSS_COMPILE}gcc
105AR			:=	${CROSS_COMPILE}gcc-ar
106LINKER			:=	${CROSS_COMPILE}ld
107OC			:=	${CROSS_COMPILE}objcopy
108OD			:=	${CROSS_COMPILE}objdump
109DTC			:=	dtc
110
111# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
112ifneq ($(strip $(wildcard ${LD}.bfd) \
113	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
114LINKER			:=	${LINKER}.bfd
115endif
116
117################################################################################
118# Auxiliary tools (fiptool, cert_create, etc)
119################################################################################
120
121# Variables for use with Certificate Generation Tool
122CRTTOOLPATH		?=	tools/cert_create
123CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
124
125# Variables for use with Firmware Encryption Tool
126ENCTOOLPATH		?=	tools/encrypt_fw
127ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
128
129# Variables for use with Firmware Image Package
130FIPTOOLPATH		?=	tools/fiptool
131FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
132
133# Variables for use with sptool
134SPTOOLPATH		?=	tools/sptool
135SPTOOL			?=	${SPTOOLPATH}/sptool.py
136SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
137SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
138
139# Variables for use with ROMLIB
140ROMLIBPATH		?=	lib/romlib
141
142# Variable for use with Python
143PYTHON			?=	python3
144
145# Variables for use with documentation build using Sphinx tool
146DOCS_PATH		?=	docs
147
148################################################################################
149# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
150################################################################################
151ifeq (${ARM_ARCH_MAJOR},7)
152	target32-directive	= 	-target arm-none-eabi
153# Will set march-directive from platform configuration
154else
155	target32-directive	= 	-target armv8a-none-eabi
156endif #(ARM_ARCH_MAJOR)
157
158################################################################################
159# Get Architecture Feature Modifiers
160################################################################################
161arch-features		=	${ARM_ARCH_FEATURE}
162
163# Set the compiler's architecture feature modifiers
164ifneq ($(arch-features), none)
165	# Strip "none+" from arch-features
166	arch-features	:=	$(subst none+,,$(arch-features))
167	march-directive	:=	$(march-directive)+$(arch-features)
168# Print features
169        $(info Arm Architecture Features specified: $(subst +, ,$(arch-features)))
170endif #(arch-features)
171
172ifneq ($(findstring clang,$(notdir $(CC))),)
173	ifneq ($(findstring armclang,$(notdir $(CC))),)
174		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
175		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
176		LD			:=	$(LINKER)
177	else
178		TF_CFLAGS_aarch32	=	$(target32-directive)
179		TF_CFLAGS_aarch64	:=	-target aarch64-elf
180		LD			:=	$(shell $(CC) --print-prog-name ld.lld)
181
182		AR			:=	$(shell $(CC) --print-prog-name llvm-ar)
183		OD			:=	$(shell $(CC) --print-prog-name llvm-objdump)
184		OC			:=	$(shell $(CC) --print-prog-name llvm-objcopy)
185	endif
186
187	CPP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
188	AS		:=	$(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
189else ifneq ($(findstring gcc,$(notdir $(CC))),)
190	ifeq ($(ENABLE_LTO),1)
191		# Enable LTO only for aarch64
192		ifeq (${ARCH},aarch64)
193			LTO_CFLAGS	=	-flto
194			# Use gcc as a wrapper for the ld, recommended for LTO
195			LINKER		:=	${CROSS_COMPILE}gcc
196		endif
197	endif
198	LD			=	$(LINKER)
199else
200	LD			=	$(LINKER)
201endif #(clang)
202
203# Process Debug flag
204$(eval $(call add_define,DEBUG))
205ifneq (${DEBUG}, 0)
206	BUILD_TYPE	:=	debug
207	TF_CFLAGS	+=	-g -gdwarf-4
208	ASFLAGS		+=	-g -Wa,-gdwarf-4
209
210	# Use LOG_LEVEL_INFO by default for debug builds
211	LOG_LEVEL	:=	40
212else
213	BUILD_TYPE	:=	release
214	# Use LOG_LEVEL_NOTICE by default for release builds
215	LOG_LEVEL	:=	20
216endif #(Debug)
217
218# Default build string (git branch and commit)
219ifeq (${BUILD_STRING},)
220	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
221endif
222VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
223
224ifeq (${AARCH32_INSTRUCTION_SET},A32)
225	TF_CFLAGS_aarch32	+=	-marm
226else ifeq (${AARCH32_INSTRUCTION_SET},T32)
227	TF_CFLAGS_aarch32	+=	-mthumb
228else
229        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
230endif #(AARCH32_INSTRUCTION_SET)
231
232TF_CFLAGS_aarch32	+=	-mno-unaligned-access
233TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
234
235ASFLAGS		+=	$(march-directive)
236
237##############################################################################
238# WARNINGS Configuration
239###############################################################################
240# General warnings
241WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
242				-Wdisabled-optimization -Wvla -Wshadow	\
243				-Wredundant-decls
244# stricter warnings
245WARNINGS		+=	-Wextra -Wno-trigraphs
246# too verbose for generic build
247WARNINGS		+=	-Wno-missing-field-initializers \
248				-Wno-type-limits -Wno-sign-compare \
249# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
250WARNINGS		+=	-Wno-unused-parameter
251
252# Additional warnings
253# Level 1 - infrequent warnings we should have none of
254# full -Wextra
255WARNING1 += -Wsign-compare
256WARNING1 += -Wtype-limits
257WARNING1 += -Wmissing-field-initializers
258
259# Level 2 - problematic warnings that we want
260# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
261# TODO: disable just for them and move into default build
262WARNING2 += -Wold-style-definition
263WARNING2 += -Wmissing-prototypes
264WARNING2 += -Wmissing-format-attribute
265# TF-A aims to comply with this eventually. Effort too large at present
266WARNING2 += -Wundef
267# currently very involved and many platforms set this off
268WARNING2 += -Wunused-const-variable=2
269
270# Level 3 - very pedantic, frequently ignored
271WARNING3 := -Wbad-function-cast
272WARNING3 += -Waggregate-return
273WARNING3 += -Wnested-externs
274WARNING3 += -Wcast-align
275WARNING3 += -Wcast-qual
276WARNING3 += -Wconversion
277WARNING3 += -Wpacked
278WARNING3 += -Wpointer-arith
279WARNING3 += -Wswitch-default
280
281# Setting W is quite verbose and most warnings will be pre-existing issues
282# outside of the contributor's control. Don't fail the build on them so warnings
283# can be seen and hopefully addressed
284ifdef W
285	ifneq (${W},0)
286		E	 ?= 0
287	endif
288endif
289
290ifeq (${W},1)
291	WARNINGS += $(WARNING1)
292else ifeq (${W},2)
293	WARNINGS += $(WARNING1) $(WARNING2)
294else ifeq (${W},3)
295	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
296endif #(W)
297
298# Compiler specific warnings
299ifeq ($(findstring clang,$(notdir $(CC))),)
300# not using clang
301WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
302				-Wpacked-bitfield-compat -Wshift-overflow=2 \
303				-Wlogical-op
304
305# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
306TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
307
308ifeq ($(HARDEN_SLS), 1)
309        TF_CFLAGS_aarch64       +=      $(call cc_option, -mharden-sls=all)
310endif
311
312else
313# using clang
314WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
315				-Wlogical-op-parentheses
316endif #(Clang Warning)
317
318ifneq (${E},0)
319	ERRORS := -Werror
320endif #(E)
321
322################################################################################
323# Compiler and Linker Directives
324################################################################################
325CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
326				$(ERRORS) $(WARNINGS)
327ASFLAGS			+=	$(CPPFLAGS)                 			\
328				-ffreestanding -Wa,--fatal-warnings
329TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
330				-ffunction-sections -fdata-sections		\
331				-ffreestanding -fno-builtin -fno-common		\
332				-Os -std=gnu99
333
334ifeq (${SANITIZE_UB},on)
335	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
336endif #(${SANITIZE_UB},on)
337
338ifeq (${SANITIZE_UB},trap)
339	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
340				-fsanitize-undefined-trap-on-error
341endif #(${SANITIZE_UB},trap)
342
343GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
344
345TF_LDFLAGS		+=	-z noexecstack
346
347# LD = armlink
348ifneq ($(findstring armlink,$(notdir $(LD))),)
349	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
350	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
351	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
352
353# LD = gcc (used when GCC LTO is enabled)
354else ifneq ($(findstring gcc,$(notdir $(LD))),)
355	# Pass ld options with Wl or Xlinker switches
356	TF_LDFLAGS		+=	$(call ld_option,-Xlinker --no-warn-rwx-segments)
357	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
358	TF_LDFLAGS		+=	-Wl,--gc-sections
359
360	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
361	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
362	TF_LDFLAGS		+=	-Wl,--build-id=none
363
364	ifeq ($(ENABLE_LTO),1)
365		ifeq (${ARCH},aarch64)
366			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
367		endif
368	endif #(ENABLE_LTO)
369
370# GCC automatically adds fix-cortex-a53-843419 flag when used to link
371# which breaks some builds, so disable if errata fix is not explicitly enabled
372	ifeq (${ARCH},aarch64)
373		ifneq (${ERRATA_A53_843419},1)
374			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
375		endif
376	endif
377	TF_LDFLAGS		+= 	-nostdlib
378	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
379
380# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
381else
382# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
383# are not loaded by a elf loader.
384	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
385	TF_LDFLAGS		+=	-O1
386	TF_LDFLAGS		+=	--gc-sections
387
388	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
389	TF_LDFLAGS		+=	-z max-page-size=4096
390	TF_LDFLAGS		+=	--build-id=none
391
392# ld.lld doesn't recognize the errata flags,
393# therefore don't add those in that case.
394# ld.lld reports section type mismatch warnings,
395# therefore don't add --fatal-warnings to it.
396	ifeq ($(findstring ld.lld,$(notdir $(LD))),)
397		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
398	endif
399
400endif #(LD = armlink)
401
402################################################################################
403# Setup ARCH_MAJOR/MINOR before parsing arch_features.
404################################################################################
405ifeq (${ENABLE_RME},1)
406	ARM_ARCH_MAJOR := 8
407	ARM_ARCH_MINOR := 6
408endif
409
410################################################################################
411# Common sources and include directories
412################################################################################
413include lib/compiler-rt/compiler-rt.mk
414
415BL_COMMON_SOURCES	+=	common/bl_common.c			\
416				common/tf_log.c				\
417				common/${ARCH}/debug.S			\
418				drivers/console/multi_console.c		\
419				lib/${ARCH}/cache_helpers.S		\
420				lib/${ARCH}/misc_helpers.S		\
421				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
422				plat/common/plat_bl_common.c		\
423				plat/common/plat_log_common.c		\
424				plat/common/${ARCH}/plat_common.c	\
425				plat/common/${ARCH}/platform_helpers.S	\
426				${COMPILER_RT_SRCS}
427
428ifeq ($(notdir $(CC)),armclang)
429	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
430endif
431
432ifeq (${SANITIZE_UB},on)
433	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
434endif
435
436INCLUDES		+=	-Iinclude				\
437				-Iinclude/arch/${ARCH}			\
438				-Iinclude/lib/cpus/${ARCH}		\
439				-Iinclude/lib/el3_runtime/${ARCH}	\
440				${PLAT_INCLUDES}			\
441				${SPD_INCLUDES}
442
443DTC_FLAGS		+=	-I dts -O dtb
444DTC_CPPFLAGS		+=	-P -nostdinc $(INCLUDES) -Ifdts -undef \
445				-x assembler-with-cpp $(DEFINES)
446
447include common/backtrace/backtrace.mk
448
449################################################################################
450# Generic definitions
451################################################################################
452include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
453
454ifeq (${BUILD_BASE},)
455     BUILD_BASE		:=	./build
456endif
457BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
458
459SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
460
461# Platforms providing their own TBB makefile may override this value
462INCLUDE_TBBR_MK		:=	1
463
464################################################################################
465# Include SPD Makefile if one has been specified
466################################################################################
467
468ifneq (${SPD},none)
469	ifeq (${ARCH},aarch32)
470                $(error "Error: SPD is incompatible with AArch32.")
471	endif
472
473	ifdef EL3_PAYLOAD_BASE
474                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
475                $(warning "The SPD and its BL32 companion will be present but \
476                ignored.")
477	endif
478
479	ifeq (${SPD},spmd)
480	# SPMD is located in std_svc directory
481		SPD_DIR := std_svc
482
483		ifeq ($(SPMD_SPM_AT_SEL2),1)
484			CTX_INCLUDE_EL2_REGS := 1
485			ifeq ($(SPMC_AT_EL3),1)
486                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
487			endif
488		endif
489
490		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
491			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
492		endif
493
494		ifeq ($(TS_SP_FW_CONFIG),1)
495		DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
496		endif
497
498		ifneq ($(ARM_BL2_SP_LIST_DTS),)
499		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
500		endif
501
502		ifneq ($(SP_LAYOUT_FILE),)
503		BL2_ENABLE_SP_LOAD := 1
504		endif
505
506		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
507			ifneq ($(SPMC_AT_EL3),1)
508			$(error SEL0 SP cannot be enabled without SPMC at EL3)
509			endif
510		endif
511	else
512		# All other SPDs in spd directory
513		SPD_DIR := spd
514	endif #(SPD)
515
516	# We expect to locate an spd.mk under the specified SPD directory
517	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
518
519	ifeq (${SPD_MAKE},)
520                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
521	endif
522        $(info Including ${SPD_MAKE})
523        include ${SPD_MAKE}
524
525	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
526	# Makefile would set NEED_BL32 to "yes". In this case, the build system
527	# supports two mutually exclusive options:
528	# * BL32 is built from source: then BL32_SOURCES must contain the list
529	#   of source files to build BL32
530	# * BL32 is a prebuilt binary: then BL32 must point to the image file
531	#   that will be included in the FIP
532	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
533	# over the sources.
534endif #(SPD=none)
535
536ifeq (${ENABLE_SPMD_LP}, 1)
537ifneq (${SPD},spmd)
538        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
539endif
540ifeq ($(SPMC_AT_EL3),1)
541        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
542endif
543endif
544
545################################################################################
546# Process BRANCH_PROTECTION value and set
547# Pointer Authentication and Branch Target Identification flags
548################################################################################
549ifeq (${BRANCH_PROTECTION},0)
550	# Default value turns off all types of branch protection
551	BP_OPTION := none
552else ifneq (${ARCH},aarch64)
553        $(error BRANCH_PROTECTION requires AArch64)
554else ifeq (${BRANCH_PROTECTION},1)
555	# Enables all types of branch protection features
556	BP_OPTION := standard
557	ENABLE_BTI := 1
558	ENABLE_PAUTH := 1
559else ifeq (${BRANCH_PROTECTION},2)
560	# Return address signing to its standard level
561	BP_OPTION := pac-ret
562	ENABLE_PAUTH := 1
563else ifeq (${BRANCH_PROTECTION},3)
564	# Extend the signing to include leaf functions
565	BP_OPTION := pac-ret+leaf
566	ENABLE_PAUTH := 1
567else ifeq (${BRANCH_PROTECTION},4)
568	# Turn on branch target identification mechanism
569	BP_OPTION := bti
570	ENABLE_BTI := 1
571else
572        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
573endif #(BRANCH_PROTECTION)
574
575ifeq ($(ENABLE_PAUTH),1)
576	CTX_INCLUDE_PAUTH_REGS := 1
577endif
578ifneq (${BP_OPTION},none)
579	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
580endif #(BP_OPTION)
581
582# Pointer Authentication sources
583ifeq (${ENABLE_PAUTH}, 1)
584# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
585# Pauth support. As it's not secure, it must be reimplemented for real platforms
586	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
587endif
588
589################################################################################
590# Include the platform specific Makefile after the SPD Makefile (the platform
591# makefile may use all previous definitions in this file)
592################################################################################
593include ${PLAT_MAKEFILE_FULL}
594
595################################################################################
596# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
597# platform.
598################################################################################
599include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
600
601####################################################
602# Enable required options for Memory Stack Tagging.
603####################################################
604
605# Currently, these options are enabled only for clang and armclang compiler.
606ifeq (${SUPPORT_STACK_MEMTAG},yes)
607    ifdef mem_tag_arch_support
608        # Check for armclang and clang compilers
609        ifneq ( ,$(filter $(notdir $(CC)),armclang clang))
610        # Add "memtag" architecture feature modifier if not specified
611            ifeq ( ,$(findstring memtag,$(arch-features)))
612                arch-features	:=	$(arch-features)+memtag
613            endif	# memtag
614            ifeq ($(notdir $(CC)),armclang)
615                TF_CFLAGS	+=	-mmemtag-stack
616            else ifeq ($(notdir $(CC)),clang)
617                TF_CFLAGS	+=	-fsanitize=memtag
618            endif	# armclang
619        endif
620    else
621        $(error "Error: stack memory tagging is not supported for  \
622        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
623	endif #(mem_tag_arch_support)
624endif #(SUPPORT_STACK_MEMTAG)
625
626################################################################################
627# RME dependent flags configuration, Enable optional features for RME.
628################################################################################
629# FEAT_RME
630ifeq (${ENABLE_RME},1)
631	# RME doesn't support BRBE
632	ENABLE_BRBE_FOR_NS := 0
633
634	# RME doesn't support PIE
635	ifneq (${ENABLE_PIE},0)
636                $(error ENABLE_RME does not support PIE)
637	endif
638
639	# RME doesn't support BRBE
640	ifneq (${ENABLE_BRBE_FOR_NS},0)
641                $(error ENABLE_RME does not support BRBE.)
642	endif
643
644	# RME requires AARCH64
645	ifneq (${ARCH},aarch64)
646                $(error ENABLE_RME requires AArch64)
647	endif
648
649	# RME requires el2 context to be saved for now.
650	CTX_INCLUDE_EL2_REGS := 1
651	CTX_INCLUDE_AARCH32_REGS := 0
652	CTX_INCLUDE_PAUTH_REGS := 1
653
654	# RME enables CSV2_2 extension by default.
655	ENABLE_FEAT_CSV2_2 = 1
656endif #(FEAT_RME)
657
658################################################################################
659# Include rmmd Makefile if RME is enabled
660################################################################################
661ifneq (${ENABLE_RME},0)
662	ifneq (${ARCH},aarch64)
663                $(error ENABLE_RME requires AArch64)
664	endif
665	ifeq ($(SPMC_AT_EL3),1)
666                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
667	endif
668
669	ifneq (${SPD}, none)
670		ifneq (${SPD}, spmd)
671                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
672		endif
673	endif
674include services/std_svc/rmmd/rmmd.mk
675$(warning "RME is an experimental feature")
676endif
677
678ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
679	ifeq (${SPD},none)
680		ifeq (${ENABLE_RME},0)
681                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
682                        or RME is enabled)
683		endif
684	endif
685endif
686
687################################################################################
688# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
689# up with appropriate march values for compiler.
690################################################################################
691include ${MAKE_HELPERS_DIRECTORY}march.mk
692
693TF_CFLAGS   +=	$(march-directive)
694
695# This internal flag is common option which is set to 1 for scenarios
696# when the BL2 is running in EL3 level. This occurs in two scenarios -
697# 4 world system running BL2 at EL3 and two world system without BL1 running
698# BL2 in EL3
699
700ifeq (${RESET_TO_BL2},1)
701	BL2_RUNS_AT_EL3	:=	1
702	ifeq (${ENABLE_RME},1)
703                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
704                supported at the moment.)
705	endif
706else ifeq (${ENABLE_RME},1)
707	BL2_RUNS_AT_EL3	:=	1
708else
709	BL2_RUNS_AT_EL3	:=	0
710endif
711
712# This internal flag is set to 1 when Firmware First handling of External aborts
713# is required by lowe ELs. Currently only NS requires this support.
714ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
715	FFH_SUPPORT := 1
716else
717	FFH_SUPPORT := 0
718endif
719
720$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
721
722ifeq (${ARM_ARCH_MAJOR},7)
723include make_helpers/armv7-a-cpus.mk
724endif
725
726PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
727ifneq ($(PIE_FOUND),)
728	TF_CFLAGS	+=	-fno-PIE
729ifneq ($(findstring gcc,$(notdir $(LD))),)
730	TF_LDFLAGS	+=	-no-pie
731endif
732endif #(PIE_FOUND)
733
734ifneq ($(findstring gcc,$(notdir $(LD))),)
735	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
736else
737	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
738endif
739
740ifeq ($(ENABLE_PIE),1)
741	ifeq ($(RESET_TO_BL2),1)
742		ifneq ($(BL2_IN_XIP_MEM),1)
743			BL2_CPPFLAGS	+=	-fpie
744			BL2_CFLAGS	+=	-fpie
745			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
746		endif #(BL2_IN_XIP_MEM)
747	endif #(RESET_TO_BL2)
748	BL31_CPPFLAGS	+=	-fpie
749	BL31_CFLAGS 	+=	-fpie
750	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
751
752	BL32_CPPFLAGS	+=	-fpie
753	BL32_CFLAGS	+=	-fpie
754	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
755endif #(ENABLE_PIE)
756
757BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
758BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
759BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
760
761BL1_CPPFLAGS += -DIMAGE_AT_EL3
762ifeq ($(RESET_TO_BL2),1)
763	BL2_CPPFLAGS += -DIMAGE_AT_EL3
764else
765	BL2_CPPFLAGS += -DIMAGE_AT_EL1
766endif #(RESET_TO_BL2)
767
768ifeq (${ARCH},aarch64)
769	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
770	BL31_CPPFLAGS += -DIMAGE_AT_EL3
771	BL32_CPPFLAGS += -DIMAGE_AT_EL1
772else
773	BL32_CPPFLAGS += -DIMAGE_AT_EL3
774endif
775
776# Include the CPU specific operations makefile, which provides default
777# values for all CPU errata workarounds and CPU specific optimisations.
778# This can be overridden by the platform.
779include lib/cpus/cpu-ops.mk
780
781################################################################################
782# Build `AARCH32_SP` as BL32 image for AArch32
783################################################################################
784ifeq (${ARCH},aarch32)
785        NEED_BL32 := yes
786
787        ifneq (${AARCH32_SP},none)
788        # We expect to locate an sp.mk under the specified AARCH32_SP directory
789		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
790
791                ifeq (${AARCH32_SP_MAKE},)
792                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
793                endif
794                $(info Including ${AARCH32_SP_MAKE})
795                include ${AARCH32_SP_MAKE}
796        endif
797endif #(ARCH=aarch32)
798
799################################################################################
800# Include libc if not overridden
801################################################################################
802ifeq (${OVERRIDE_LIBC},0)
803include lib/libc/libc.mk
804endif
805
806################################################################################
807# Check incompatible options and dependencies
808################################################################################
809
810# USE_DEBUGFS experimental feature recommended only in debug builds
811ifeq (${USE_DEBUGFS},1)
812        ifeq (${DEBUG},1)
813                $(warning DEBUGFS experimental feature is enabled.)
814        else
815                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
816        endif
817endif #(USE_DEBUGFS)
818
819# USE_SPINLOCK_CAS requires AArch64 build
820ifeq (${USE_SPINLOCK_CAS},1)
821        ifneq (${ARCH},aarch64)
822               $(error USE_SPINLOCK_CAS requires AArch64)
823        endif
824endif #(USE_SPINLOCK_CAS)
825
826# The cert_create tool cannot generate certificates individually, so we use the
827# target 'certificates' to create them all
828ifneq (${GENERATE_COT},0)
829        FIP_DEPS += certificates
830        FWU_FIP_DEPS += fwu_certificates
831endif
832
833ifneq (${DECRYPTION_SUPPORT},none)
834	ENC_ARGS += -f ${FW_ENC_STATUS}
835	ENC_ARGS += -k ${ENC_KEY}
836	ENC_ARGS += -n ${ENC_NONCE}
837	FIP_DEPS += enctool
838	FWU_FIP_DEPS += enctool
839endif #(DECRYPTION_SUPPORT)
840
841ifdef EL3_PAYLOAD_BASE
842	ifdef PRELOADED_BL33_BASE
843                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
844		incompatible build options. EL3_PAYLOAD_BASE has priority.")
845	endif
846	ifneq (${GENERATE_COT},0)
847                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
848                build options.")
849	endif
850	ifneq (${TRUSTED_BOARD_BOOT},0)
851                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
852                incompatible \ build options.")
853	endif
854endif #(EL3_PAYLOAD_BASE)
855
856ifeq (${NEED_BL33},yes)
857	ifdef EL3_PAYLOAD_BASE
858                $(warning "BL33 image is not needed when option \
859                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
860	endif
861	ifdef PRELOADED_BL33_BASE
862                $(warning "BL33 image is not needed when option \
863                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
864	endif
865endif #(NEED_BL33)
866
867# When building for systems with hardware-assisted coherency, there's no need to
868# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
869ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
870        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
871endif
872
873#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
874ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
875        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
876endif
877
878# RAS_EXTENSION is deprecated, provide alternate build options
879ifeq ($(RAS_EXTENSION),1)
880        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
881        and HANDLE_EA_EL3_FIRST_NS instead")
882endif
883
884
885# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
886ifeq ($(FAULT_INJECTION_SUPPORT),1)
887	ifeq ($(ENABLE_FEAT_RAS),0)
888                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
889	endif
890endif #(FAULT_INJECTION_SUPPORT)
891
892# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
893ifeq ($(DYN_DISABLE_AUTH), 1)
894	ifeq (${TRUSTED_BOARD_BOOT}, 0)
895                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
896                to be set.")
897	endif
898endif #(DYN_DISABLE_AUTH)
899
900ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
901# Support authentication verification and hash calculation
902	CRYPTO_SUPPORT := 3
903else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
904# Support authentication verification and hash calculation
905	CRYPTO_SUPPORT := 3
906else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
907# Support hash calculation only
908	CRYPTO_SUPPORT := 2
909else ifeq (${TRUSTED_BOARD_BOOT},1)
910# Support authentication verification only
911	CRYPTO_SUPPORT := 1
912else
913	CRYPTO_SUPPORT := 0
914endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
915
916# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
917ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
918        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
919endif
920
921# If pointer authentication is used in the firmware, make sure that all the
922# registers associated to it are also saved and restored.
923# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
924ifeq ($(ENABLE_PAUTH),1)
925	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
926                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
927	endif
928endif #(ENABLE_PAUTH)
929
930ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
931	ifneq (${ARCH},aarch64)
932                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
933	endif
934endif #(CTX_INCLUDE_PAUTH_REGS)
935
936ifeq ($(PSA_FWU_SUPPORT),1)
937        $(info PSA_FWU_SUPPORT is an experimental feature)
938endif #(PSA_FWU_SUPPORT)
939
940ifeq ($(FEATURE_DETECTION),1)
941        $(info FEATURE_DETECTION is an experimental feature)
942endif #(FEATURE_DETECTION)
943
944ifneq ($(ENABLE_SME2_FOR_NS), 0)
945	ifeq (${ENABLE_SME_FOR_NS}, 0)
946                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
947                to be set")
948                $(warning "Forced ENABLE_SME_FOR_NS=1")
949		override ENABLE_SME_FOR_NS	:= 1
950	endif
951endif #(ENABLE_SME2_FOR_NS)
952
953ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
954	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
955                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
956                library v2")
957	endif
958endif #(ARM_XLAT_TABLES_LIB_V1)
959
960ifneq (${DECRYPTION_SUPPORT},none)
961	ifeq (${TRUSTED_BOARD_BOOT}, 0)
962                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
963                to be set)
964	endif
965endif #(DECRYPTION_SUPPORT)
966
967# Ensure that no Aarch64-only features are enabled in Aarch32 build
968ifeq (${ARCH},aarch32)
969
970	# SME/SVE only supported on AArch64
971	ifneq (${ENABLE_SME_FOR_NS},0)
972                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
973	endif
974
975	ifeq (${ENABLE_SVE_FOR_NS},1)
976		# Warning instead of error due to CI dependency on this
977                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
978	endif
979
980	# BRBE is not supported in AArch32
981	ifeq (${ENABLE_BRBE_FOR_NS},1)
982                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
983	endif
984
985	# FEAT_RNG_TRAP is not supported in AArch32
986	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
987                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
988	endif
989endif #(ARCH=aarch32)
990
991ifneq (${ENABLE_SME_FOR_NS},0)
992	ifeq (${ENABLE_SVE_FOR_NS},0)
993                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
994	endif
995endif #(ENABLE_SME_FOR_NS)
996
997# Secure SME/SVE requires the non-secure component as well
998ifeq (${ENABLE_SME_FOR_SWD},1)
999	ifeq (${ENABLE_SME_FOR_NS},0)
1000                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
1001	endif
1002	ifeq (${ENABLE_SVE_FOR_SWD},0)
1003                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
1004	endif
1005endif #(ENABLE_SME_FOR_SWD)
1006
1007ifeq (${ENABLE_SVE_FOR_SWD},1)
1008	ifeq (${ENABLE_SVE_FOR_NS},0)
1009                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
1010	endif
1011endif #(ENABLE_SVE_FOR_SWD)
1012
1013# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
1014# its own context management including FPU registers.
1015ifeq (${CTX_INCLUDE_FPREGS},1)
1016	ifneq (${ENABLE_SME_FOR_NS},0)
1017                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1018	endif
1019
1020	ifeq (${ENABLE_SVE_FOR_NS},1)
1021		# Warning instead of error due to CI dependency on this
1022                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1023                $(warning "Forced ENABLE_SVE_FOR_NS=0")
1024		override ENABLE_SVE_FOR_NS	:= 0
1025	endif
1026endif #(CTX_INCLUDE_FPREGS)
1027
1028ifeq ($(DRTM_SUPPORT),1)
1029        $(info DRTM_SUPPORT is an experimental feature)
1030endif
1031
1032ifeq (${TRANSFER_LIST},1)
1033        $(info TRANSFER_LIST is an experimental feature)
1034endif
1035
1036ifeq (${ENABLE_RME},1)
1037	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1038                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1039	endif
1040endif
1041
1042# Determine if FEAT_RNG is supported
1043ENABLE_FEAT_RNG		=	$(if $(findstring rng,${arch-features}),1,0)
1044
1045# Determine if FEAT_SB is supported
1046ENABLE_FEAT_SB		=	$(if $(findstring sb,${arch-features}),1,0)
1047
1048ifeq ($(PSA_CRYPTO),1)
1049        $(info PSA_CRYPTO is an experimental feature)
1050endif
1051
1052################################################################################
1053# Process platform overrideable behaviour
1054################################################################################
1055
1056ifdef BL1_SOURCES
1057	NEED_BL1 := yes
1058endif #(BL1_SOURCES)
1059
1060ifdef BL2_SOURCES
1061	NEED_BL2 := yes
1062
1063	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1064	# Certificate generation tools. This flag can be overridden by the platform.
1065	ifdef EL3_PAYLOAD_BASE
1066		# If booting an EL3 payload there is no need for a BL33 image
1067		# in the FIP file.
1068		NEED_BL33		:=	no
1069	else
1070		ifdef PRELOADED_BL33_BASE
1071			# If booting a BL33 preloaded image there is no need of
1072			# another one in the FIP file.
1073			NEED_BL33		:=	no
1074		else
1075			NEED_BL33		?=	yes
1076		endif
1077	endif
1078endif #(BL2_SOURCES)
1079
1080ifdef BL2U_SOURCES
1081	NEED_BL2U := yes
1082endif #(BL2U_SOURCES)
1083
1084# If SCP_BL2 is given, we always want FIP to include it.
1085ifdef SCP_BL2
1086	NEED_SCP_BL2		:=	yes
1087endif #(SCP_BL2)
1088
1089# For AArch32, BL31 is not currently supported.
1090ifneq (${ARCH},aarch32)
1091	ifdef BL31_SOURCES
1092	# When booting an EL3 payload, there is no need to compile the BL31
1093	# image nor put it in the FIP.
1094		ifndef EL3_PAYLOAD_BASE
1095			NEED_BL31 := yes
1096		endif
1097	endif
1098endif #(ARCH=aarch64)
1099
1100# Process TBB related flags
1101ifneq (${GENERATE_COT},0)
1102	# Common cert_create options
1103	ifneq (${CREATE_KEYS},0)
1104                $(eval CRT_ARGS += -n)
1105                $(eval FWU_CRT_ARGS += -n)
1106		ifneq (${SAVE_KEYS},0)
1107                        $(eval CRT_ARGS += -k)
1108                        $(eval FWU_CRT_ARGS += -k)
1109		endif
1110	endif
1111	# Include TBBR makefile (unless the platform indicates otherwise)
1112	ifeq (${INCLUDE_TBBR_MK},1)
1113                include make_helpers/tbbr/tbbr_tools.mk
1114	endif
1115endif #(GENERATE_COT)
1116
1117ifneq (${FIP_ALIGN},0)
1118	FIP_ARGS += --align ${FIP_ALIGN}
1119endif #(FIP_ALIGN)
1120
1121ifdef FDT_SOURCES
1122	NEED_FDT := yes
1123endif #(FDT_SOURCES)
1124
1125################################################################################
1126# Include libraries' Makefile that are used in all BL
1127################################################################################
1128
1129include lib/stack_protector/stack_protector.mk
1130
1131################################################################################
1132# Include BL specific makefiles
1133################################################################################
1134
1135ifeq (${NEED_BL1},yes)
1136include bl1/bl1.mk
1137endif
1138
1139ifeq (${NEED_BL2},yes)
1140include bl2/bl2.mk
1141endif
1142
1143ifeq (${NEED_BL2U},yes)
1144include bl2u/bl2u.mk
1145endif
1146
1147ifeq (${NEED_BL31},yes)
1148include bl31/bl31.mk
1149endif
1150
1151################################################################################
1152# Build options checks
1153################################################################################
1154
1155# Boolean_Flags
1156$(eval $(call assert_booleans,\
1157    $(sort \
1158	ALLOW_RO_XLAT_TABLES \
1159	BL2_ENABLE_SP_LOAD \
1160	COLD_BOOT_SINGLE_CPU \
1161	CREATE_KEYS \
1162	CTX_INCLUDE_AARCH32_REGS \
1163	CTX_INCLUDE_FPREGS \
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_FEAT_SB \
1174	ENABLE_PIE \
1175	ENABLE_PMF \
1176	ENABLE_PSCI_STAT \
1177	ENABLE_RUNTIME_INSTRUMENTATION \
1178	ENABLE_SME_FOR_SWD \
1179	ENABLE_SVE_FOR_SWD \
1180	ENABLE_FEAT_RAS	\
1181	FFH_SUPPORT	\
1182	ERROR_DEPRECATED \
1183	FAULT_INJECTION_SUPPORT \
1184	GENERATE_COT \
1185	GICV2_G0_FOR_EL3 \
1186	HANDLE_EA_EL3_FIRST_NS \
1187	HARDEN_SLS \
1188	HW_ASSISTED_COHERENCY \
1189	MEASURED_BOOT \
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	SPIN_ON_BL1_EXIT \
1203	SPM_MM \
1204	SPMC_AT_EL3 \
1205	SPMC_AT_EL3_SEL0_SP \
1206	SPMD_SPM_AT_SEL2 \
1207	ENABLE_SPMD_LP \
1208	TRANSFER_LIST \
1209	TRUSTED_BOARD_BOOT \
1210	USE_COHERENT_MEM \
1211	USE_DEBUGFS \
1212	ARM_IO_IN_DTB \
1213	SDEI_IN_FCONF \
1214	SEC_INT_DESC_IN_FCONF \
1215	USE_ROMLIB \
1216	USE_TBBR_DEFS \
1217	WARMBOOT_ENABLE_DCACHE_EARLY \
1218	RESET_TO_BL2 \
1219	BL2_IN_XIP_MEM \
1220	BL2_INV_DCACHE \
1221	USE_SPINLOCK_CAS \
1222	ENCRYPT_BL31 \
1223	ENCRYPT_BL32 \
1224	ERRATA_SPECULATIVE_AT \
1225	RAS_TRAP_NS_ERR_REC_ACCESS \
1226	COT_DESC_IN_DTB \
1227	USE_SP804_TIMER \
1228	PSA_FWU_SUPPORT \
1229	ENABLE_MPMM \
1230	ENABLE_MPMM_FCONF \
1231	FEATURE_DETECTION \
1232	TRNG_SUPPORT \
1233	ERRATA_ABI_SUPPORT \
1234	ERRATA_NON_ARM_INTERCONNECT \
1235	CONDITIONAL_CMO \
1236	PSA_CRYPTO	\
1237	ENABLE_CONSOLE_GETC \
1238	INIT_UNUSED_NS_EL2	\
1239	PLATFORM_REPORT_CTX_MEM_USE \
1240)))
1241
1242# Numeric_Flags
1243$(eval $(call assert_numerics,\
1244    $(sort \
1245	ARM_ARCH_MAJOR \
1246	ARM_ARCH_MINOR \
1247	BRANCH_PROTECTION \
1248	CTX_INCLUDE_PAUTH_REGS \
1249	CTX_INCLUDE_NEVE_REGS \
1250	CRYPTO_SUPPORT \
1251	DISABLE_MTPMU \
1252	ENABLE_BRBE_FOR_NS \
1253	ENABLE_TRBE_FOR_NS \
1254	ENABLE_BTI \
1255	ENABLE_PAUTH \
1256	ENABLE_FEAT_AMU \
1257	ENABLE_FEAT_AMUv1p1 \
1258	ENABLE_FEAT_CSV2_2 \
1259	ENABLE_FEAT_CSV2_3 \
1260	ENABLE_FEAT_DIT \
1261	ENABLE_FEAT_ECV \
1262	ENABLE_FEAT_FGT \
1263	ENABLE_FEAT_HCX \
1264	ENABLE_FEAT_MTE \
1265	ENABLE_FEAT_PAN \
1266	ENABLE_FEAT_RNG \
1267	ENABLE_FEAT_RNG_TRAP \
1268	ENABLE_FEAT_SEL2 \
1269	ENABLE_FEAT_TCR2 \
1270	ENABLE_FEAT_S2PIE \
1271	ENABLE_FEAT_S1PIE \
1272	ENABLE_FEAT_S2POE \
1273	ENABLE_FEAT_S1POE \
1274	ENABLE_FEAT_GCS \
1275	ENABLE_FEAT_VHE \
1276	ENABLE_FEAT_MTE_PERM \
1277	ENABLE_FEAT_MPAM \
1278	ENABLE_RME \
1279	ENABLE_SPE_FOR_NS \
1280	ENABLE_SYS_REG_TRACE_FOR_NS \
1281	ENABLE_SME_FOR_NS \
1282	ENABLE_SME2_FOR_NS \
1283	ENABLE_SVE_FOR_NS \
1284	ENABLE_TRF_FOR_NS \
1285	FW_ENC_STATUS \
1286	NR_OF_FW_BANKS \
1287	NR_OF_IMAGES_IN_FW_BANK \
1288	TWED_DELAY \
1289	ENABLE_FEAT_TWED \
1290	SVE_VECTOR_LEN \
1291	IMPDEF_SYSREG_TRAP \
1292)))
1293
1294ifdef KEY_SIZE
1295        $(eval $(call assert_numeric,KEY_SIZE))
1296endif
1297
1298ifeq ($(filter $(SANITIZE_UB), on off trap),)
1299        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1300endif
1301
1302################################################################################
1303# Add definitions to the cpp preprocessor based on the current build options.
1304# This is done after including the platform specific makefile to allow the
1305# platform to overwrite the default options
1306################################################################################
1307
1308$(eval $(call add_defines,\
1309    $(sort \
1310	ALLOW_RO_XLAT_TABLES \
1311	ARM_ARCH_MAJOR \
1312	ARM_ARCH_MINOR \
1313	BL2_ENABLE_SP_LOAD \
1314	COLD_BOOT_SINGLE_CPU \
1315	CTX_INCLUDE_AARCH32_REGS \
1316	CTX_INCLUDE_FPREGS \
1317	CTX_INCLUDE_PAUTH_REGS \
1318	CTX_INCLUDE_MPAM_REGS \
1319	EL3_EXCEPTION_HANDLING \
1320	CTX_INCLUDE_EL2_REGS \
1321	CTX_INCLUDE_NEVE_REGS \
1322	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1323	DISABLE_MTPMU \
1324	ENABLE_FEAT_AMU \
1325	ENABLE_AMU_AUXILIARY_COUNTERS \
1326	ENABLE_AMU_FCONF \
1327	AMU_RESTRICT_COUNTERS \
1328	ENABLE_ASSERTIONS \
1329	ENABLE_BTI \
1330	ENABLE_FEAT_MPAM \
1331	ENABLE_PAUTH \
1332	ENABLE_PIE \
1333	ENABLE_PMF \
1334	ENABLE_PSCI_STAT \
1335	ENABLE_RME \
1336	ENABLE_RUNTIME_INSTRUMENTATION \
1337	ENABLE_SME_FOR_NS \
1338	ENABLE_SME2_FOR_NS \
1339	ENABLE_SME_FOR_SWD \
1340	ENABLE_SPE_FOR_NS \
1341	ENABLE_SVE_FOR_NS \
1342	ENABLE_SVE_FOR_SWD \
1343	ENABLE_FEAT_RAS \
1344	FFH_SUPPORT \
1345	ENCRYPT_BL31 \
1346	ENCRYPT_BL32 \
1347	ERROR_DEPRECATED \
1348	FAULT_INJECTION_SUPPORT \
1349	GICV2_G0_FOR_EL3 \
1350	HANDLE_EA_EL3_FIRST_NS \
1351	HW_ASSISTED_COHERENCY \
1352	LOG_LEVEL \
1353	MEASURED_BOOT \
1354	DRTM_SUPPORT \
1355	NS_TIMER_SWITCH \
1356	PL011_GENERIC_UART \
1357	PLAT_${PLAT} \
1358	PROGRAMMABLE_RESET_ADDRESS \
1359	PSCI_EXTENDED_STATE_ID \
1360	PSCI_OS_INIT_MODE \
1361	RESET_TO_BL31 \
1362	SEPARATE_CODE_AND_RODATA \
1363	SEPARATE_BL2_NOLOAD_REGION \
1364	SEPARATE_NOBITS_REGION \
1365	RECLAIM_INIT_CODE \
1366	SPD_${SPD} \
1367	SPIN_ON_BL1_EXIT \
1368	SPM_MM \
1369	SPMC_AT_EL3 \
1370	SPMC_AT_EL3_SEL0_SP \
1371	SPMD_SPM_AT_SEL2 \
1372	TRANSFER_LIST \
1373	TRUSTED_BOARD_BOOT \
1374	CRYPTO_SUPPORT \
1375	TRNG_SUPPORT \
1376	ERRATA_ABI_SUPPORT \
1377	ERRATA_NON_ARM_INTERCONNECT \
1378	USE_COHERENT_MEM \
1379	USE_DEBUGFS \
1380	ARM_IO_IN_DTB \
1381	SDEI_IN_FCONF \
1382	SEC_INT_DESC_IN_FCONF \
1383	USE_ROMLIB \
1384	USE_TBBR_DEFS \
1385	WARMBOOT_ENABLE_DCACHE_EARLY \
1386	RESET_TO_BL2 \
1387	BL2_RUNS_AT_EL3	\
1388	BL2_IN_XIP_MEM \
1389	BL2_INV_DCACHE \
1390	USE_SPINLOCK_CAS \
1391	ERRATA_SPECULATIVE_AT \
1392	RAS_TRAP_NS_ERR_REC_ACCESS \
1393	COT_DESC_IN_DTB \
1394	USE_SP804_TIMER \
1395	ENABLE_FEAT_RNG \
1396	ENABLE_FEAT_RNG_TRAP \
1397	ENABLE_FEAT_SB \
1398	ENABLE_FEAT_DIT \
1399	NR_OF_FW_BANKS \
1400	NR_OF_IMAGES_IN_FW_BANK \
1401	PSA_FWU_SUPPORT \
1402	ENABLE_BRBE_FOR_NS \
1403	ENABLE_TRBE_FOR_NS \
1404	ENABLE_SYS_REG_TRACE_FOR_NS \
1405	ENABLE_TRF_FOR_NS \
1406	ENABLE_FEAT_HCX \
1407	ENABLE_MPMM \
1408	ENABLE_MPMM_FCONF \
1409	ENABLE_FEAT_FGT \
1410	ENABLE_FEAT_ECV \
1411	ENABLE_FEAT_AMUv1p1 \
1412	ENABLE_FEAT_SEL2 \
1413	ENABLE_FEAT_VHE \
1414	ENABLE_FEAT_CSV2_2 \
1415	ENABLE_FEAT_CSV2_3 \
1416	ENABLE_FEAT_PAN \
1417	ENABLE_FEAT_TCR2 \
1418	ENABLE_FEAT_S2PIE \
1419	ENABLE_FEAT_S1PIE \
1420	ENABLE_FEAT_S2POE \
1421	ENABLE_FEAT_S1POE \
1422	ENABLE_FEAT_GCS \
1423	ENABLE_FEAT_MTE \
1424	ENABLE_FEAT_MTE_PERM \
1425	FEATURE_DETECTION \
1426	TWED_DELAY \
1427	ENABLE_FEAT_TWED \
1428	CONDITIONAL_CMO \
1429	IMPDEF_SYSREG_TRAP \
1430	SVE_VECTOR_LEN \
1431	ENABLE_SPMD_LP \
1432	PSA_CRYPTO	\
1433	ENABLE_CONSOLE_GETC \
1434	INIT_UNUSED_NS_EL2	\
1435	PLATFORM_REPORT_CTX_MEM_USE \
1436)))
1437
1438ifeq (${PLATFORM_REPORT_CTX_MEM_USE}, 1)
1439ifeq (${DEBUG}, 0)
1440        $(warning "PLATFORM_REPORT_CTX_MEM_USE can be applied when DEBUG=1 only")
1441        override PLATFORM_REPORT_CTX_MEM_USE := 0
1442endif
1443endif
1444
1445ifeq (${SANITIZE_UB},trap)
1446        $(eval $(call add_define,MONITOR_TRAPS))
1447endif #(SANITIZE_UB)
1448
1449# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1450ifdef EL3_PAYLOAD_BASE
1451        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1452else
1453# Define the PRELOADED_BL33_BASE flag only if it is provided and
1454# EL3_PAYLOAD_BASE is not defined, as it has priority.
1455	ifdef PRELOADED_BL33_BASE
1456                $(eval $(call add_define,PRELOADED_BL33_BASE))
1457	endif
1458endif #(EL3_PAYLOAD_BASE)
1459
1460# Define the DYN_DISABLE_AUTH flag only if set.
1461ifeq (${DYN_DISABLE_AUTH},1)
1462        $(eval $(call add_define,DYN_DISABLE_AUTH))
1463endif
1464
1465ifneq ($(findstring armlink,$(notdir $(LD))),)
1466        $(eval $(call add_define,USE_ARM_LINK))
1467endif
1468
1469# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1470ifeq (${SPD},spmd)
1471ifdef SP_LAYOUT_FILE
1472	-include $(BUILD_PLAT)/sp_gen.mk
1473	FIP_DEPS += sp
1474	CRT_DEPS += sp
1475	NEED_SP_PKG := yes
1476else
1477	ifeq (${SPMD_SPM_AT_SEL2},1)
1478                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1479	endif
1480endif #(SP_LAYOUT_FILE)
1481endif #(SPD)
1482
1483################################################################################
1484# Build targets
1485################################################################################
1486
1487.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1488.SUFFIXES:
1489
1490all: msg_start
1491
1492msg_start:
1493	@echo "Building ${PLAT}"
1494
1495ifeq (${ERROR_DEPRECATED},0)
1496# Check if deprecated declarations and cpp warnings should be treated as error or not.
1497ifneq ($(findstring clang,$(notdir $(CC))),)
1498    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1499else
1500    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1501endif
1502endif #(!ERROR_DEPRECATED)
1503
1504$(eval $(call MAKE_LIB_DIRS))
1505$(eval $(call MAKE_LIB,c))
1506
1507# Expand build macros for the different images
1508ifeq (${NEED_BL1},yes)
1509BL1_SOURCES := $(sort ${BL1_SOURCES})
1510$(eval $(call MAKE_BL,bl1))
1511endif #(NEED_BL1)
1512
1513ifeq (${NEED_BL2},yes)
1514
1515ifeq (${RESET_TO_BL2}, 0)
1516FIP_BL2_ARGS := tb-fw
1517endif
1518
1519BL2_SOURCES := $(sort ${BL2_SOURCES})
1520
1521$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1522	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1523
1524endif #(NEED_BL2)
1525
1526ifeq (${NEED_SCP_BL2},yes)
1527$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1528endif #(NEED_SCP_BL2)
1529
1530ifeq (${NEED_BL31},yes)
1531BL31_SOURCES += ${SPD_SOURCES}
1532# Sort BL31 source files to remove duplicates
1533BL31_SOURCES := $(sort ${BL31_SOURCES})
1534ifneq (${DECRYPTION_SUPPORT},none)
1535$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1536	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1537else
1538$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1539	$(eval $(call MAKE_BL,bl31,soc-fw)))
1540endif #(DECRYPTION_SUPPORT)
1541endif #(NEED_BL31)
1542
1543# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1544# build system will call TOOL_ADD_IMG to print a warning message and abort the
1545# process. Note that the dependency on BL32 applies to the FIP only.
1546ifeq (${NEED_BL32},yes)
1547# Sort BL32 source files to remove duplicates
1548BL32_SOURCES := $(sort ${BL32_SOURCES})
1549BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1550
1551ifneq (${DECRYPTION_SUPPORT},none)
1552$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1553	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1554else
1555$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1556	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1557endif #(DECRYPTION_SUPPORT)
1558endif #(NEED_BL32)
1559
1560# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1561# needs to be built from RMM_SOURCES.
1562ifeq (${NEED_RMM},yes)
1563# Sort RMM source files to remove duplicates
1564RMM_SOURCES := $(sort ${RMM_SOURCES})
1565BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1566
1567$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1568	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1569endif #(NEED_RMM)
1570
1571# Add the BL33 image if required by the platform
1572ifeq (${NEED_BL33},yes)
1573$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1574endif #(NEED_BL33)
1575
1576ifeq (${NEED_BL2U},yes)
1577$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1578	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1579endif #(NEED_BL2U)
1580
1581# Expand build macros for the different images
1582ifeq (${NEED_FDT},yes)
1583    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1584endif #(NEED_FDT)
1585
1586# Add Secure Partition packages
1587ifeq (${NEED_SP_PKG},yes)
1588$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1589	@${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1590sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1591	@${ECHO_BLANK_LINE}
1592	@echo "Built SP Images successfully"
1593	@${ECHO_BLANK_LINE}
1594endif #(NEED_SP_PKG)
1595
1596locate-checkpatch:
1597ifndef CHECKPATCH
1598	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1599else
1600ifeq (,$(wildcard ${CHECKPATCH}))
1601	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1602endif
1603endif #(CHECKPATCH)
1604
1605clean:
1606	@echo "  CLEAN"
1607	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
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)) clean
1614endif #(UNIX_MK)
1615	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1616	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1617	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1618
1619realclean distclean:
1620	@echo "  REALCLEAN"
1621	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1622	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
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)) realclean
1629endif #(UNIX_MK)
1630	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1631	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1632	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1633
1634checkcodebase:		locate-checkpatch
1635	@echo "  CHECKING STYLE"
1636	@if test -d .git ; then						\
1637		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1638		while read GIT_FILE ;					\
1639		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1640		done ;							\
1641	else								\
1642		 find . -type f -not -iwholename "*.git*"		\
1643		 -not -iwholename "*build*"				\
1644		 -not -iwholename "*libfdt*"				\
1645		 -not -iwholename "*libc*"				\
1646		 -not -iwholename "*docs*"				\
1647		 -not -iwholename "*.rst"				\
1648		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1649	fi
1650
1651checkpatch:		locate-checkpatch
1652	@echo "  CHECKING STYLE"
1653	@if test -n "${CHECKPATCH_OPTS}"; then				\
1654		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1655	fi
1656	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1657	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1658	do								\
1659		printf "\n[*] Checking style of '$$commit'\n\n";	\
1660		git log --format=email "$$commit~..$$commit"		\
1661			-- ${CHECK_PATHS} |				\
1662			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1663		git diff --format=email "$$commit~..$$commit"		\
1664			-- ${CHECK_PATHS} |				\
1665			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1666	done
1667
1668certtool: ${CRTTOOL}
1669
1670${CRTTOOL}: FORCE
1671	${Q}${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 ${CRTTOOLPATH} all
1672	@${ECHO_BLANK_LINE}
1673	@echo "Built $@ successfully"
1674	@${ECHO_BLANK_LINE}
1675
1676ifneq (${GENERATE_COT},0)
1677certificates: ${CRT_DEPS} ${CRTTOOL}
1678	${Q}${CRTTOOL} ${CRT_ARGS}
1679	@${ECHO_BLANK_LINE}
1680	@echo "Built $@ successfully"
1681	@echo "Certificates can be found in ${BUILD_PLAT}"
1682	@${ECHO_BLANK_LINE}
1683endif #(GENERATE_COT)
1684
1685${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1686	$(eval ${CHECK_FIP_CMD})
1687	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1688	${Q}${FIPTOOL} info $@
1689	@${ECHO_BLANK_LINE}
1690	@echo "Built $@ successfully"
1691	@${ECHO_BLANK_LINE}
1692
1693ifneq (${GENERATE_COT},0)
1694fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1695	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1696	@${ECHO_BLANK_LINE}
1697	@echo "Built $@ successfully"
1698	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1699	@${ECHO_BLANK_LINE}
1700endif #(GENERATE_COT)
1701
1702${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1703	$(eval ${CHECK_FWU_FIP_CMD})
1704	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1705	${Q}${FIPTOOL} info $@
1706	@${ECHO_BLANK_LINE}
1707	@echo "Built $@ successfully"
1708	@${ECHO_BLANK_LINE}
1709
1710fiptool: ${FIPTOOL}
1711fip: ${BUILD_PLAT}/${FIP_NAME}
1712fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1713
1714${FIPTOOL}: FORCE
1715ifdef UNIX_MK
1716	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1717else
1718# Clear the MAKEFLAGS as we do not want
1719# to pass the gnumake flags to nmake.
1720	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1721endif #(UNIX_MK)
1722
1723romlib.bin: libraries FORCE
1724	${Q}${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
1725
1726memmap: all
1727ifdef UNIX_MK
1728	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1729		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1730else
1731	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1732		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1733endif
1734
1735doc:
1736	@echo "  BUILD DOCUMENTATION"
1737	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1738
1739enctool: ${ENCTOOL}
1740
1741${ENCTOOL}: FORCE
1742	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1743	@${ECHO_BLANK_LINE}
1744	@echo "Built $@ successfully"
1745	@${ECHO_BLANK_LINE}
1746
1747cscope:
1748	@echo "  CSCOPE"
1749	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1750	${Q}cscope -b -q -k
1751
1752help:
1753	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1754	@echo ""
1755	@echo "PLAT is used to specify which platform you wish to build."
1756	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1757	@echo ""
1758	@echo "platform = ${PLATFORM_LIST}"
1759	@echo ""
1760	@echo "Please refer to the User Guide for a list of all supported options."
1761	@echo "Note that the build system doesn't track dependencies for build "
1762	@echo "options. Therefore, if any of the build options are changed "
1763	@echo "from a previous build, a clean build must be performed."
1764	@echo ""
1765	@echo "Supported Targets:"
1766	@echo "  all            Build all individual bootloader binaries"
1767	@echo "  bl1            Build the BL1 binary"
1768	@echo "  bl2            Build the BL2 binary"
1769	@echo "  bl2u           Build the BL2U binary"
1770	@echo "  bl31           Build the BL31 binary"
1771	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1772	@echo "                 this builds secure payload specified by AARCH32_SP"
1773	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1774	@echo "  fip            Build the Firmware Image Package (FIP)"
1775	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1776	@echo "  checkcodebase  Check the coding style of the entire source tree"
1777	@echo "  checkpatch     Check the coding style on changes in the current"
1778	@echo "                 branch against BASE_COMMIT (default origin/master)"
1779	@echo "  clean          Clean the build for the selected platform"
1780	@echo "  cscope         Generate cscope index"
1781	@echo "  distclean      Remove all build artifacts for all platforms"
1782	@echo "  certtool       Build the Certificate generation tool"
1783	@echo "  enctool        Build the Firmware encryption tool"
1784	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1785	@echo "  sp             Build the Secure Partition Packages"
1786	@echo "  sptool         Build the Secure Partition Package creation tool"
1787	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1788	@echo "  memmap         Print the memory map of the built binaries"
1789	@echo "  doc            Build html based documentation using Sphinx tool"
1790	@echo ""
1791	@echo "Note: most build targets require PLAT to be set to a specific platform."
1792	@echo ""
1793	@echo "example: build all targets for the FVP platform:"
1794	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1795
1796.PHONY: FORCE
1797FORCE:;
1798