xref: /rk3399_ARM-atf/Makefile (revision c189adbd5559a31078749fd3ddd483337ad609f6)
1#
2# Copyright (c) 2013-2023, 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			:= 9
12VERSION_PATCH			:= 0
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_ARM_DIRS_TO_CHECK	:=	$(sort $(filter-out                     \
45					include/drivers/arm/cryptocell,	\
46					$(wildcard include/drivers/arm/*)))
47INC_ARM_DIRS_TO_CHECK	+=	include/drivers/arm/cryptocell/*.h
48INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
49					include/drivers/arm,		\
50					$(wildcard include/drivers/*)))
51INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
52					include/lib/libfdt		\
53					include/lib/libc,		\
54					$(wildcard include/lib/*)))
55INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
56					include/lib			\
57					include/drivers,		\
58					$(wildcard include/*)))
59LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
60					lib/compiler-rt			\
61					lib/libfdt%			\
62					lib/libc,			\
63					lib/zlib			\
64					$(wildcard lib/*)))
65ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
66					lib				\
67					include				\
68					docs				\
69					%.rst,				\
70					$(wildcard *)))
71CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
72				${INC_DIRS_TO_CHECK}			\
73				${INC_LIB_DIRS_TO_CHECK}		\
74				${LIB_DIRS_TO_CHECK}			\
75				${INC_DRV_DIRS_TO_CHECK}		\
76				${INC_ARM_DIRS_TO_CHECK}
77
78################################################################################
79# Process build options
80################################################################################
81
82# Verbose flag
83ifeq (${V},0)
84	Q:=@
85	ECHO:=@echo
86	CHECKCODE_ARGS	+=	--no-summary --terse
87else
88	Q:=
89	ECHO:=$(ECHO_QUIET)
90endif
91
92ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
93	Q:=@
94	ECHO:=$(ECHO_QUIET)
95endif
96
97export Q ECHO
98
99################################################################################
100# Toolchain
101################################################################################
102
103HOSTCC			:=	gcc
104export HOSTCC
105
106CC			:=	${CROSS_COMPILE}gcc
107CPP			:=	${CROSS_COMPILE}cpp
108AS			:=	${CROSS_COMPILE}gcc
109AR			:=	${CROSS_COMPILE}ar
110LINKER			:=	${CROSS_COMPILE}ld
111OC			:=	${CROSS_COMPILE}objcopy
112OD			:=	${CROSS_COMPILE}objdump
113NM			:=	${CROSS_COMPILE}nm
114PP			:=	${CROSS_COMPILE}gcc -E
115DTC			:=	dtc
116
117# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
118ifneq ($(strip $(wildcard ${LD}.bfd) \
119	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
120LINKER			:=	${LINKER}.bfd
121endif
122
123################################################################################
124# Auxiliary tools (fiptool, cert_create, etc)
125################################################################################
126
127# Variables for use with Certificate Generation Tool
128CRTTOOLPATH		?=	tools/cert_create
129CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
130
131# Variables for use with Firmware Encryption Tool
132ENCTOOLPATH		?=	tools/encrypt_fw
133ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
134
135# Variables for use with Firmware Image Package
136FIPTOOLPATH		?=	tools/fiptool
137FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
138
139# Variables for use with sptool
140SPTOOLPATH		?=	tools/sptool
141SPTOOL			?=	${SPTOOLPATH}/sptool.py
142SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
143SP_DTS_LIST_FRAGMENT	?=	${BUILD_PLAT}/sp_list_fragment.dts
144
145# Variables for use with ROMLIB
146ROMLIBPATH		?=	lib/romlib
147
148# Variable for use with Python
149PYTHON			?=	python3
150
151# Variables for use with documentation build using Sphinx tool
152DOCS_PATH		?=	docs
153
154################################################################################
155# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
156################################################################################
157ifeq (${ARM_ARCH_MAJOR},7)
158	target32-directive	= 	-target arm-none-eabi
159# Will set march-directive from platform configuration
160else
161	target32-directive	= 	-target armv8a-none-eabi
162endif #(ARM_ARCH_MAJOR)
163
164################################################################################
165# Get Architecture Feature Modifiers
166################################################################################
167arch-features		=	${ARM_ARCH_FEATURE}
168
169# Set the compiler's architecture feature modifiers
170ifneq ($(arch-features), none)
171	# Strip "none+" from arch-features
172	arch-features	:=	$(subst none+,,$(arch-features))
173	march-directive	:=	$(march-directive)+$(arch-features)
174# Print features
175        $(info Arm Architecture Features specified: $(subst +, ,$(arch-features)))
176endif #(arch-features)
177
178ifneq ($(findstring clang,$(notdir $(CC))),)
179	ifneq ($(findstring armclang,$(notdir $(CC))),)
180		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi
181		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi
182		LD			:=	$(LINKER)
183	else
184		TF_CFLAGS_aarch32	=	$(target32-directive)
185		TF_CFLAGS_aarch64	:=	-target aarch64-elf
186		LD			:=	$(shell $(CC) --print-prog-name ld.lld)
187
188		AR			:=	$(shell $(CC) --print-prog-name llvm-ar)
189		OD			:=	$(shell $(CC) --print-prog-name llvm-objdump)
190		OC			:=	$(shell $(CC) --print-prog-name llvm-objcopy)
191	endif
192
193	CPP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
194	PP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
195	AS		:=	$(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
196else ifneq ($(findstring gcc,$(notdir $(CC))),)
197	ifeq ($(ENABLE_LTO),1)
198		# Enable LTO only for aarch64
199		ifeq (${ARCH},aarch64)
200			LTO_CFLAGS	=	-flto
201			# Use gcc as a wrapper for the ld, recommended for LTO
202			LINKER		:=	${CROSS_COMPILE}gcc
203		endif
204	endif
205	LD			=	$(LINKER)
206else
207	LD			=	$(LINKER)
208endif #(clang)
209
210# Process Debug flag
211$(eval $(call add_define,DEBUG))
212ifneq (${DEBUG}, 0)
213	BUILD_TYPE	:=	debug
214	TF_CFLAGS	+=	-g -gdwarf-4
215	ASFLAGS		+=	-g -Wa,-gdwarf-4
216
217	# Use LOG_LEVEL_INFO by default for debug builds
218	LOG_LEVEL	:=	40
219else
220	BUILD_TYPE	:=	release
221	# Use LOG_LEVEL_NOTICE by default for release builds
222	LOG_LEVEL	:=	20
223endif #(Debug)
224
225# Default build string (git branch and commit)
226ifeq (${BUILD_STRING},)
227	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
228endif
229VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
230
231ifeq (${AARCH32_INSTRUCTION_SET},A32)
232	TF_CFLAGS_aarch32	+=	-marm
233else ifeq (${AARCH32_INSTRUCTION_SET},T32)
234	TF_CFLAGS_aarch32	+=	-mthumb
235else
236        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
237endif #(AARCH32_INSTRUCTION_SET)
238
239TF_CFLAGS_aarch32	+=	-mno-unaligned-access
240TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
241
242ASFLAGS		+=	$(march-directive)
243
244##############################################################################
245# WARNINGS Configuration
246###############################################################################
247# General warnings
248WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
249				-Wdisabled-optimization -Wvla -Wshadow	\
250				-Wredundant-decls
251# stricter warnings
252WARNINGS		+=	-Wextra -Wno-trigraphs
253# too verbose for generic build
254WARNINGS		+=	-Wno-missing-field-initializers \
255				-Wno-type-limits -Wno-sign-compare \
256# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
257WARNINGS		+=	-Wno-unused-parameter
258
259# Additional warnings
260# Level 1 - infrequent warnings we should have none of
261# full -Wextra
262WARNING1 += -Wsign-compare
263WARNING1 += -Wtype-limits
264WARNING1 += -Wmissing-field-initializers
265
266# Level 2 - problematic warnings that we want
267# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
268# TODO: disable just for them and move into default build
269WARNING2 += -Wold-style-definition
270WARNING2 += -Wmissing-prototypes
271WARNING2 += -Wmissing-format-attribute
272# TF-A aims to comply with this eventually. Effort too large at present
273WARNING2 += -Wundef
274# currently very involved and many platforms set this off
275WARNING2 += -Wunused-const-variable=2
276
277# Level 3 - very pedantic, frequently ignored
278WARNING3 := -Wbad-function-cast
279WARNING3 += -Waggregate-return
280WARNING3 += -Wnested-externs
281WARNING3 += -Wcast-align
282WARNING3 += -Wcast-qual
283WARNING3 += -Wconversion
284WARNING3 += -Wpacked
285WARNING3 += -Wpointer-arith
286WARNING3 += -Wswitch-default
287
288# Setting W is quite verbose and most warnings will be pre-existing issues
289# outside of the contributor's control. Don't fail the build on them so warnings
290# can be seen and hopefully addressed
291ifdef W
292	ifneq (${W},0)
293		E	 ?= 0
294	endif
295endif
296
297ifeq (${W},1)
298	WARNINGS += $(WARNING1)
299else ifeq (${W},2)
300	WARNINGS += $(WARNING1) $(WARNING2)
301else ifeq (${W},3)
302	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
303endif #(W)
304
305# Compiler specific warnings
306ifeq ($(findstring clang,$(notdir $(CC))),)
307# not using clang
308WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
309				-Wpacked-bitfield-compat -Wshift-overflow=2 \
310				-Wlogical-op
311
312# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
313TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
314
315else
316# using clang
317WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
318				-Wlogical-op-parentheses
319endif #(Clang Warning)
320
321ifneq (${E},0)
322	ERRORS := -Werror
323endif #(E)
324
325################################################################################
326# Compiler and Linker Directives
327################################################################################
328CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
329				$(ERRORS) $(WARNINGS)
330ASFLAGS			+=	$(CPPFLAGS)                 			\
331				-ffreestanding -Wa,--fatal-warnings
332TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
333				-ffunction-sections -fdata-sections		\
334				-ffreestanding -fno-builtin -fno-common		\
335				-Os -std=gnu99
336
337ifeq (${SANITIZE_UB},on)
338	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
339endif #(${SANITIZE_UB},on)
340
341ifeq (${SANITIZE_UB},trap)
342	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
343				-fsanitize-undefined-trap-on-error
344endif #(${SANITIZE_UB},trap)
345
346GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
347
348TF_LDFLAGS		+=	-z noexecstack
349
350# LD = armlink
351ifneq ($(findstring armlink,$(notdir $(LD))),)
352	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
353	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
354	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
355
356# LD = gcc (used when GCC LTO is enabled)
357else ifneq ($(findstring gcc,$(notdir $(LD))),)
358	# Pass ld options with Wl or Xlinker switches
359	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
360	TF_LDFLAGS		+=	-Wl,--gc-sections
361
362	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
363	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
364
365	ifeq ($(ENABLE_LTO),1)
366		ifeq (${ARCH},aarch64)
367			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
368		endif
369	endif #(ENABLE_LTO)
370
371# GCC automatically adds fix-cortex-a53-843419 flag when used to link
372# which breaks some builds, so disable if errata fix is not explicitly enabled
373	ifeq (${ARCH},aarch64)
374		ifneq (${ERRATA_A53_843419},1)
375			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
376		endif
377	endif
378	TF_LDFLAGS		+= 	-nostdlib
379	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
380
381# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
382else
383# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
384# are not loaded by a elf loader.
385	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
386	TF_LDFLAGS		+=	-O1
387	TF_LDFLAGS		+=	--gc-sections
388
389	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
390	TF_LDFLAGS		+=	-z max-page-size=4096
391
392# ld.lld doesn't recognize the errata flags,
393# therefore don't add those in that case.
394# ld.lld reports section type mismatch warnings,
395# therefore don't add --fatal-warnings to it.
396	ifeq ($(findstring ld.lld,$(notdir $(LD))),)
397		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
398	endif
399
400endif #(LD = armlink)
401
402DTC_FLAGS		+=	-I dts -O dtb
403DTC_CPPFLAGS		+=	-P -nostdinc -Iinclude -Ifdts -undef \
404				-x assembler-with-cpp $(DEFINES)
405
406################################################################################
407# Setup ARCH_MAJOR/MINOR before parsing arch_features.
408################################################################################
409ifeq (${ENABLE_RME},1)
410	ARM_ARCH_MAJOR := 8
411	ARM_ARCH_MINOR := 6
412endif
413
414################################################################################
415# Common sources and include directories
416################################################################################
417include lib/compiler-rt/compiler-rt.mk
418
419BL_COMMON_SOURCES	+=	common/bl_common.c			\
420				common/tf_log.c				\
421				common/${ARCH}/debug.S			\
422				drivers/console/multi_console.c		\
423				lib/${ARCH}/cache_helpers.S		\
424				lib/${ARCH}/misc_helpers.S		\
425				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
426				plat/common/plat_bl_common.c		\
427				plat/common/plat_log_common.c		\
428				plat/common/${ARCH}/plat_common.c	\
429				plat/common/${ARCH}/platform_helpers.S	\
430				${COMPILER_RT_SRCS}
431
432ifeq ($(notdir $(CC)),armclang)
433	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
434endif
435
436ifeq (${SANITIZE_UB},on)
437	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
438endif
439
440INCLUDES		+=	-Iinclude				\
441				-Iinclude/arch/${ARCH}			\
442				-Iinclude/lib/cpus/${ARCH}		\
443				-Iinclude/lib/el3_runtime/${ARCH}	\
444				${PLAT_INCLUDES}			\
445				${SPD_INCLUDES}
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$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
713
714ifeq (${ARM_ARCH_MAJOR},7)
715include make_helpers/armv7-a-cpus.mk
716endif
717
718PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
719ifneq ($(PIE_FOUND),)
720	TF_CFLAGS	+=	-fno-PIE
721ifneq ($(findstring gcc,$(notdir $(LD))),)
722	TF_LDFLAGS	+=	-no-pie
723endif
724endif #(PIE_FOUND)
725
726ifneq ($(findstring gcc,$(notdir $(LD))),)
727	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
728else
729	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
730endif
731
732ifeq ($(ENABLE_PIE),1)
733	ifeq ($(RESET_TO_BL2),1)
734		ifneq ($(BL2_IN_XIP_MEM),1)
735			BL2_CPPFLAGS	+=	-fpie
736			BL2_CFLAGS	+=	-fpie
737			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
738		endif #(BL2_IN_XIP_MEM)
739	endif #(RESET_TO_BL2)
740	BL31_CPPFLAGS	+=	-fpie
741	BL31_CFLAGS 	+=	-fpie
742	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
743
744	BL32_CPPFLAGS	+=	-fpie
745	BL32_CFLAGS	+=	-fpie
746	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
747endif #(ENABLE_PIE)
748
749BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
750BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
751BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
752
753BL1_CPPFLAGS += -DIMAGE_AT_EL3
754ifeq ($(RESET_TO_BL2),1)
755	BL2_CPPFLAGS += -DIMAGE_AT_EL3
756else
757	BL2_CPPFLAGS += -DIMAGE_AT_EL1
758endif #(RESET_TO_BL2)
759
760ifeq (${ARCH},aarch64)
761	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
762	BL31_CPPFLAGS += -DIMAGE_AT_EL3
763	BL32_CPPFLAGS += -DIMAGE_AT_EL1
764else
765	BL32_CPPFLAGS += -DIMAGE_AT_EL3
766endif
767
768# Include the CPU specific operations makefile, which provides default
769# values for all CPU errata workarounds and CPU specific optimisations.
770# This can be overridden by the platform.
771include lib/cpus/cpu-ops.mk
772
773################################################################################
774# Build `AARCH32_SP` as BL32 image for AArch32
775################################################################################
776ifeq (${ARCH},aarch32)
777        NEED_BL32 := yes
778
779        ifneq (${AARCH32_SP},none)
780        # We expect to locate an sp.mk under the specified AARCH32_SP directory
781		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
782
783                ifeq (${AARCH32_SP_MAKE},)
784                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
785                endif
786                $(info Including ${AARCH32_SP_MAKE})
787                include ${AARCH32_SP_MAKE}
788        endif
789endif #(ARCH=aarch32)
790
791################################################################################
792# Include libc if not overridden
793################################################################################
794ifeq (${OVERRIDE_LIBC},0)
795include lib/libc/libc.mk
796endif
797
798################################################################################
799# Check incompatible options and dependencies
800################################################################################
801
802# USE_DEBUGFS experimental feature recommended only in debug builds
803ifeq (${USE_DEBUGFS},1)
804        ifeq (${DEBUG},1)
805                $(warning DEBUGFS experimental feature is enabled.)
806        else
807                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
808        endif
809endif #(USE_DEBUGFS)
810
811# USE_SPINLOCK_CAS requires AArch64 build
812ifeq (${USE_SPINLOCK_CAS},1)
813        ifneq (${ARCH},aarch64)
814               $(error USE_SPINLOCK_CAS requires AArch64)
815        endif
816endif #(USE_SPINLOCK_CAS)
817
818# The cert_create tool cannot generate certificates individually, so we use the
819# target 'certificates' to create them all
820ifneq (${GENERATE_COT},0)
821        FIP_DEPS += certificates
822        FWU_FIP_DEPS += fwu_certificates
823endif
824
825ifneq (${DECRYPTION_SUPPORT},none)
826	ENC_ARGS += -f ${FW_ENC_STATUS}
827	ENC_ARGS += -k ${ENC_KEY}
828	ENC_ARGS += -n ${ENC_NONCE}
829	FIP_DEPS += enctool
830	FWU_FIP_DEPS += enctool
831endif #(DECRYPTION_SUPPORT)
832
833ifdef EL3_PAYLOAD_BASE
834	ifdef PRELOADED_BL33_BASE
835                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
836		incompatible build options. EL3_PAYLOAD_BASE has priority.")
837	endif
838	ifneq (${GENERATE_COT},0)
839                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
840                build options.")
841	endif
842	ifneq (${TRUSTED_BOARD_BOOT},0)
843                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
844                incompatible \ build options.")
845	endif
846endif #(EL3_PAYLOAD_BASE)
847
848ifeq (${NEED_BL33},yes)
849	ifdef EL3_PAYLOAD_BASE
850                $(warning "BL33 image is not needed when option \
851                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
852	endif
853	ifdef PRELOADED_BL33_BASE
854                $(warning "BL33 image is not needed when option \
855                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
856	endif
857endif #(NEED_BL33)
858
859# When building for systems with hardware-assisted coherency, there's no need to
860# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
861ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
862        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
863endif
864
865#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
866ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
867        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
868endif
869
870# RAS_EXTENSION is deprecated, provide alternate build options
871ifeq ($(RAS_EXTENSION),1)
872        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
873        and RAS_FFH_SUPPORT instead")
874endif
875
876# RAS firmware first handling requires that EAs are handled in EL3 first
877ifeq ($(RAS_FFH_SUPPORT),1)
878	ifneq ($(ENABLE_FEAT_RAS),1)
879                $(error For RAS_FFH_SUPPORT, ENABLE_FEAT_RAS must also be 1)
880	endif
881	ifneq ($(HANDLE_EA_EL3_FIRST_NS),1)
882                $(error For RAS_FFH_SUPPORT, HANDLE_EA_EL3_FIRST_NS must also be 1)
883	endif
884endif #(RAS_FFH_SUPPORT)
885
886# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
887ifeq ($(FAULT_INJECTION_SUPPORT),1)
888	ifeq ($(ENABLE_FEAT_RAS),0)
889                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
890	endif
891endif #(FAULT_INJECTION_SUPPORT)
892
893# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
894ifeq ($(DYN_DISABLE_AUTH), 1)
895	ifeq (${TRUSTED_BOARD_BOOT}, 0)
896                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
897                to be set.")
898	endif
899endif #(DYN_DISABLE_AUTH)
900
901ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
902# Support authentication verification and hash calculation
903	CRYPTO_SUPPORT := 3
904else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
905# Support authentication verification and hash calculation
906	CRYPTO_SUPPORT := 3
907else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
908# Support hash calculation only
909	CRYPTO_SUPPORT := 2
910else ifeq (${TRUSTED_BOARD_BOOT},1)
911# Support authentication verification only
912	CRYPTO_SUPPORT := 1
913else
914	CRYPTO_SUPPORT := 0
915endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
916
917# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
918ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
919        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
920endif
921
922# If pointer authentication is used in the firmware, make sure that all the
923# registers associated to it are also saved and restored.
924# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
925ifeq ($(ENABLE_PAUTH),1)
926	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
927                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
928	endif
929endif #(ENABLE_PAUTH)
930
931ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
932	ifneq (${ARCH},aarch64)
933                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
934	endif
935endif #(CTX_INCLUDE_PAUTH_REGS)
936
937ifeq ($(CTX_INCLUDE_MTE_REGS),1)
938	ifneq (${ARCH},aarch64)
939                $(error CTX_INCLUDE_MTE_REGS requires AArch64)
940	endif
941endif #(CTX_INCLUDE_MTE_REGS)
942
943ifeq ($(PSA_FWU_SUPPORT),1)
944        $(info PSA_FWU_SUPPORT is an experimental feature)
945endif #(PSA_FWU_SUPPORT)
946
947ifeq ($(FEATURE_DETECTION),1)
948        $(info FEATURE_DETECTION is an experimental feature)
949endif #(FEATURE_DETECTION)
950
951ifneq ($(ENABLE_SME2_FOR_NS), 0)
952	ifeq (${ENABLE_SME_FOR_NS}, 0)
953                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
954                to be set")
955                $(warning "Forced ENABLE_SME_FOR_NS=1")
956		override ENABLE_SME_FOR_NS	:= 1
957	endif
958endif #(ENABLE_SME2_FOR_NS)
959
960ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
961	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
962                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
963                library v2")
964	endif
965endif #(ARM_XLAT_TABLES_LIB_V1)
966
967ifneq (${DECRYPTION_SUPPORT},none)
968	ifeq (${TRUSTED_BOARD_BOOT}, 0)
969                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
970                to be set)
971	endif
972endif #(DECRYPTION_SUPPORT)
973
974# Ensure that no Aarch64-only features are enabled in Aarch32 build
975ifeq (${ARCH},aarch32)
976
977	# SME/SVE only supported on AArch64
978	ifneq (${ENABLE_SME_FOR_NS},0)
979                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
980	endif
981
982	ifeq (${ENABLE_SVE_FOR_NS},1)
983		# Warning instead of error due to CI dependency on this
984                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
985	endif
986
987	# BRBE is not supported in AArch32
988	ifeq (${ENABLE_BRBE_FOR_NS},1)
989                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
990	endif
991
992	# FEAT_RNG_TRAP is not supported in AArch32
993	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
994                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
995	endif
996endif #(ARCH=aarch32)
997
998ifneq (${ENABLE_SME_FOR_NS},0)
999	ifeq (${ENABLE_SVE_FOR_NS},0)
1000                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
1001	endif
1002endif #(ENABLE_SME_FOR_NS)
1003
1004# Secure SME/SVE requires the non-secure component as well
1005ifeq (${ENABLE_SME_FOR_SWD},1)
1006	ifeq (${ENABLE_SME_FOR_NS},0)
1007                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
1008	endif
1009	ifeq (${ENABLE_SVE_FOR_SWD},0)
1010                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
1011	endif
1012endif #(ENABLE_SME_FOR_SWD)
1013
1014ifeq (${ENABLE_SVE_FOR_SWD},1)
1015	ifeq (${ENABLE_SVE_FOR_NS},0)
1016                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
1017	endif
1018endif #(ENABLE_SVE_FOR_SWD)
1019
1020# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
1021# its own context management including FPU registers.
1022ifeq (${CTX_INCLUDE_FPREGS},1)
1023	ifneq (${ENABLE_SME_FOR_NS},0)
1024                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1025	endif
1026
1027	ifeq (${ENABLE_SVE_FOR_NS},1)
1028		# Warning instead of error due to CI dependency on this
1029                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1030                $(warning "Forced ENABLE_SVE_FOR_NS=0")
1031		override ENABLE_SVE_FOR_NS	:= 0
1032	endif
1033endif #(CTX_INCLUDE_FPREGS)
1034
1035ifeq ($(DRTM_SUPPORT),1)
1036        $(info DRTM_SUPPORT is an experimental feature)
1037endif
1038
1039ifeq (${TRANSFER_LIST},1)
1040        $(info TRANSFER_LIST is an experimental feature)
1041endif
1042
1043ifeq (${ENABLE_RME},1)
1044	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1045                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1046	endif
1047endif
1048
1049# Determine if FEAT_RNG is supported
1050ENABLE_FEAT_RNG		=	$(if $(findstring rng,${arch-features}),1,0)
1051
1052# Determine if FEAT_SB is supported
1053ENABLE_FEAT_SB		=	$(if $(findstring sb,${arch-features}),1,0)
1054
1055ifeq ($(PSA_CRYPTO),1)
1056        $(info PSA_CRYPTO is an experimental feature)
1057endif
1058
1059################################################################################
1060# Process platform overrideable behaviour
1061################################################################################
1062
1063ifdef BL1_SOURCES
1064	NEED_BL1 := yes
1065endif #(BL1_SOURCES)
1066
1067ifdef BL2_SOURCES
1068	NEED_BL2 := yes
1069
1070	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1071	# Certificate generation tools. This flag can be overridden by the platform.
1072	ifdef EL3_PAYLOAD_BASE
1073		# If booting an EL3 payload there is no need for a BL33 image
1074		# in the FIP file.
1075		NEED_BL33		:=	no
1076	else
1077		ifdef PRELOADED_BL33_BASE
1078			# If booting a BL33 preloaded image there is no need of
1079			# another one in the FIP file.
1080			NEED_BL33		:=	no
1081		else
1082			NEED_BL33		?=	yes
1083		endif
1084	endif
1085endif #(BL2_SOURCES)
1086
1087ifdef BL2U_SOURCES
1088	NEED_BL2U := yes
1089endif #(BL2U_SOURCES)
1090
1091# If SCP_BL2 is given, we always want FIP to include it.
1092ifdef SCP_BL2
1093	NEED_SCP_BL2		:=	yes
1094endif #(SCP_BL2)
1095
1096# For AArch32, BL31 is not currently supported.
1097ifneq (${ARCH},aarch32)
1098	ifdef BL31_SOURCES
1099	# When booting an EL3 payload, there is no need to compile the BL31
1100	# image nor put it in the FIP.
1101		ifndef EL3_PAYLOAD_BASE
1102			NEED_BL31 := yes
1103		endif
1104	endif
1105endif #(ARCH=aarch64)
1106
1107# Process TBB related flags
1108ifneq (${GENERATE_COT},0)
1109	# Common cert_create options
1110	ifneq (${CREATE_KEYS},0)
1111                $(eval CRT_ARGS += -n)
1112                $(eval FWU_CRT_ARGS += -n)
1113		ifneq (${SAVE_KEYS},0)
1114                        $(eval CRT_ARGS += -k)
1115                        $(eval FWU_CRT_ARGS += -k)
1116		endif
1117	endif
1118	# Include TBBR makefile (unless the platform indicates otherwise)
1119	ifeq (${INCLUDE_TBBR_MK},1)
1120                include make_helpers/tbbr/tbbr_tools.mk
1121	endif
1122endif #(GENERATE_COT)
1123
1124ifneq (${FIP_ALIGN},0)
1125	FIP_ARGS += --align ${FIP_ALIGN}
1126endif #(FIP_ALIGN)
1127
1128ifdef FDT_SOURCES
1129	NEED_FDT := yes
1130endif #(FDT_SOURCES)
1131
1132################################################################################
1133# Include libraries' Makefile that are used in all BL
1134################################################################################
1135
1136include lib/stack_protector/stack_protector.mk
1137
1138################################################################################
1139# Include BL specific makefiles
1140################################################################################
1141
1142ifeq (${NEED_BL1},yes)
1143include bl1/bl1.mk
1144endif
1145
1146ifeq (${NEED_BL2},yes)
1147include bl2/bl2.mk
1148endif
1149
1150ifeq (${NEED_BL2U},yes)
1151include bl2u/bl2u.mk
1152endif
1153
1154ifeq (${NEED_BL31},yes)
1155include bl31/bl31.mk
1156endif
1157
1158################################################################################
1159# Build options checks
1160################################################################################
1161
1162# Boolean_Flags
1163$(eval $(call assert_booleans,\
1164    $(sort \
1165	ALLOW_RO_XLAT_TABLES \
1166	BL2_ENABLE_SP_LOAD \
1167	COLD_BOOT_SINGLE_CPU \
1168	CREATE_KEYS \
1169	CTX_INCLUDE_AARCH32_REGS \
1170	CTX_INCLUDE_FPREGS \
1171	CTX_INCLUDE_EL2_REGS \
1172	DEBUG \
1173	DYN_DISABLE_AUTH \
1174	EL3_EXCEPTION_HANDLING \
1175	ENABLE_AMU_AUXILIARY_COUNTERS \
1176	ENABLE_AMU_FCONF \
1177	AMU_RESTRICT_COUNTERS \
1178	ENABLE_ASSERTIONS \
1179	ENABLE_FEAT_SB \
1180	ENABLE_PIE \
1181	ENABLE_PMF \
1182	ENABLE_PSCI_STAT \
1183	ENABLE_RUNTIME_INSTRUMENTATION \
1184	ENABLE_SME_FOR_SWD \
1185	ENABLE_SVE_FOR_SWD \
1186	ERROR_DEPRECATED \
1187	FAULT_INJECTION_SUPPORT \
1188	GENERATE_COT \
1189	GICV2_G0_FOR_EL3 \
1190	HANDLE_EA_EL3_FIRST_NS \
1191	HW_ASSISTED_COHERENCY \
1192	MEASURED_BOOT \
1193	DRTM_SUPPORT \
1194	NS_TIMER_SWITCH \
1195	OVERRIDE_LIBC \
1196	PL011_GENERIC_UART \
1197	PLAT_RSS_NOT_SUPPORTED \
1198	PROGRAMMABLE_RESET_ADDRESS \
1199	PSCI_EXTENDED_STATE_ID \
1200	PSCI_OS_INIT_MODE \
1201	RESET_TO_BL31 \
1202	SAVE_KEYS \
1203	SEPARATE_CODE_AND_RODATA \
1204	SEPARATE_BL2_NOLOAD_REGION \
1205	SEPARATE_NOBITS_REGION \
1206	SPIN_ON_BL1_EXIT \
1207	SPM_MM \
1208	SPMC_AT_EL3 \
1209	SPMC_AT_EL3_SEL0_SP \
1210	SPMD_SPM_AT_SEL2 \
1211	ENABLE_SPMD_LP \
1212	TRANSFER_LIST \
1213	TRUSTED_BOARD_BOOT \
1214	USE_COHERENT_MEM \
1215	USE_DEBUGFS \
1216	ARM_IO_IN_DTB \
1217	SDEI_IN_FCONF \
1218	SEC_INT_DESC_IN_FCONF \
1219	USE_ROMLIB \
1220	USE_TBBR_DEFS \
1221	WARMBOOT_ENABLE_DCACHE_EARLY \
1222	RESET_TO_BL2 \
1223	BL2_IN_XIP_MEM \
1224	BL2_INV_DCACHE \
1225	USE_SPINLOCK_CAS \
1226	ENCRYPT_BL31 \
1227	ENCRYPT_BL32 \
1228	ERRATA_SPECULATIVE_AT \
1229	RAS_TRAP_NS_ERR_REC_ACCESS \
1230	COT_DESC_IN_DTB \
1231	USE_SP804_TIMER \
1232	PSA_FWU_SUPPORT \
1233	ENABLE_MPMM \
1234	ENABLE_MPMM_FCONF \
1235	FEATURE_DETECTION \
1236	TRNG_SUPPORT \
1237	ERRATA_ABI_SUPPORT \
1238	ERRATA_NON_ARM_INTERCONNECT \
1239	CONDITIONAL_CMO \
1240	RAS_FFH_SUPPORT \
1241	PSA_CRYPTO	\
1242	ENABLE_CONSOLE_GETC \
1243)))
1244
1245# Numeric_Flags
1246$(eval $(call assert_numerics,\
1247    $(sort \
1248	ARM_ARCH_MAJOR \
1249	ARM_ARCH_MINOR \
1250	BRANCH_PROTECTION \
1251	CTX_INCLUDE_PAUTH_REGS \
1252	CTX_INCLUDE_MTE_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_RAS	\
1264	ENABLE_FEAT_DIT \
1265	ENABLE_FEAT_ECV \
1266	ENABLE_FEAT_FGT \
1267	ENABLE_FEAT_HCX \
1268	ENABLE_FEAT_PAN \
1269	ENABLE_FEAT_RNG \
1270	ENABLE_FEAT_RNG_TRAP \
1271	ENABLE_FEAT_SEL2 \
1272	ENABLE_FEAT_TCR2 \
1273	ENABLE_FEAT_S2PIE \
1274	ENABLE_FEAT_S1PIE \
1275	ENABLE_FEAT_S2POE \
1276	ENABLE_FEAT_S1POE \
1277	ENABLE_FEAT_GCS \
1278	ENABLE_FEAT_VHE \
1279	ENABLE_FEAT_MTE_PERM \
1280	ENABLE_FEAT_MPAM \
1281	ENABLE_RME \
1282	ENABLE_SPE_FOR_NS \
1283	ENABLE_SYS_REG_TRACE_FOR_NS \
1284	ENABLE_SME_FOR_NS \
1285	ENABLE_SME2_FOR_NS \
1286	ENABLE_SVE_FOR_NS \
1287	ENABLE_TRF_FOR_NS \
1288	FW_ENC_STATUS \
1289	NR_OF_FW_BANKS \
1290	NR_OF_IMAGES_IN_FW_BANK \
1291	TWED_DELAY \
1292	ENABLE_FEAT_TWED \
1293	SVE_VECTOR_LEN \
1294	IMPDEF_SYSREG_TRAP \
1295)))
1296
1297ifdef KEY_SIZE
1298        $(eval $(call assert_numeric,KEY_SIZE))
1299endif
1300
1301ifeq ($(filter $(SANITIZE_UB), on off trap),)
1302        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1303endif
1304
1305################################################################################
1306# Add definitions to the cpp preprocessor based on the current build options.
1307# This is done after including the platform specific makefile to allow the
1308# platform to overwrite the default options
1309################################################################################
1310
1311$(eval $(call add_defines,\
1312    $(sort \
1313	ALLOW_RO_XLAT_TABLES \
1314	ARM_ARCH_MAJOR \
1315	ARM_ARCH_MINOR \
1316	BL2_ENABLE_SP_LOAD \
1317	COLD_BOOT_SINGLE_CPU \
1318	CTX_INCLUDE_AARCH32_REGS \
1319	CTX_INCLUDE_FPREGS \
1320	CTX_INCLUDE_PAUTH_REGS \
1321	EL3_EXCEPTION_HANDLING \
1322	CTX_INCLUDE_MTE_REGS \
1323	CTX_INCLUDE_EL2_REGS \
1324	CTX_INCLUDE_NEVE_REGS \
1325	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1326	DISABLE_MTPMU \
1327	ENABLE_FEAT_AMU \
1328	ENABLE_AMU_AUXILIARY_COUNTERS \
1329	ENABLE_AMU_FCONF \
1330	AMU_RESTRICT_COUNTERS \
1331	ENABLE_ASSERTIONS \
1332	ENABLE_BTI \
1333	ENABLE_FEAT_MPAM \
1334	ENABLE_PAUTH \
1335	ENABLE_PIE \
1336	ENABLE_PMF \
1337	ENABLE_PSCI_STAT \
1338	ENABLE_RME \
1339	ENABLE_RUNTIME_INSTRUMENTATION \
1340	ENABLE_SME_FOR_NS \
1341	ENABLE_SME2_FOR_NS \
1342	ENABLE_SME_FOR_SWD \
1343	ENABLE_SPE_FOR_NS \
1344	ENABLE_SVE_FOR_NS \
1345	ENABLE_SVE_FOR_SWD \
1346	ENCRYPT_BL31 \
1347	ENCRYPT_BL32 \
1348	ERROR_DEPRECATED \
1349	FAULT_INJECTION_SUPPORT \
1350	GICV2_G0_FOR_EL3 \
1351	HANDLE_EA_EL3_FIRST_NS \
1352	HW_ASSISTED_COHERENCY \
1353	LOG_LEVEL \
1354	MEASURED_BOOT \
1355	DRTM_SUPPORT \
1356	NS_TIMER_SWITCH \
1357	PL011_GENERIC_UART \
1358	PLAT_${PLAT} \
1359	PLAT_RSS_NOT_SUPPORTED \
1360	PROGRAMMABLE_RESET_ADDRESS \
1361	PSCI_EXTENDED_STATE_ID \
1362	PSCI_OS_INIT_MODE \
1363	ENABLE_FEAT_RAS \
1364	RAS_FFH_SUPPORT \
1365	RESET_TO_BL31 \
1366	SEPARATE_CODE_AND_RODATA \
1367	SEPARATE_BL2_NOLOAD_REGION \
1368	SEPARATE_NOBITS_REGION \
1369	RECLAIM_INIT_CODE \
1370	SPD_${SPD} \
1371	SPIN_ON_BL1_EXIT \
1372	SPM_MM \
1373	SPMC_AT_EL3 \
1374	SPMC_AT_EL3_SEL0_SP \
1375	SPMD_SPM_AT_SEL2 \
1376	TRANSFER_LIST \
1377	TRUSTED_BOARD_BOOT \
1378	CRYPTO_SUPPORT \
1379	TRNG_SUPPORT \
1380	ERRATA_ABI_SUPPORT \
1381	ERRATA_NON_ARM_INTERCONNECT \
1382	USE_COHERENT_MEM \
1383	USE_DEBUGFS \
1384	ARM_IO_IN_DTB \
1385	SDEI_IN_FCONF \
1386	SEC_INT_DESC_IN_FCONF \
1387	USE_ROMLIB \
1388	USE_TBBR_DEFS \
1389	WARMBOOT_ENABLE_DCACHE_EARLY \
1390	RESET_TO_BL2 \
1391	BL2_RUNS_AT_EL3	\
1392	BL2_IN_XIP_MEM \
1393	BL2_INV_DCACHE \
1394	USE_SPINLOCK_CAS \
1395	ERRATA_SPECULATIVE_AT \
1396	RAS_TRAP_NS_ERR_REC_ACCESS \
1397	COT_DESC_IN_DTB \
1398	USE_SP804_TIMER \
1399	ENABLE_FEAT_RNG \
1400	ENABLE_FEAT_RNG_TRAP \
1401	ENABLE_FEAT_SB \
1402	ENABLE_FEAT_DIT \
1403	NR_OF_FW_BANKS \
1404	NR_OF_IMAGES_IN_FW_BANK \
1405	PSA_FWU_SUPPORT \
1406	ENABLE_BRBE_FOR_NS \
1407	ENABLE_TRBE_FOR_NS \
1408	ENABLE_SYS_REG_TRACE_FOR_NS \
1409	ENABLE_TRF_FOR_NS \
1410	ENABLE_FEAT_HCX \
1411	ENABLE_MPMM \
1412	ENABLE_MPMM_FCONF \
1413	ENABLE_FEAT_FGT \
1414	ENABLE_FEAT_ECV \
1415	ENABLE_FEAT_AMUv1p1 \
1416	ENABLE_FEAT_SEL2 \
1417	ENABLE_FEAT_VHE \
1418	ENABLE_FEAT_CSV2_2 \
1419	ENABLE_FEAT_PAN \
1420	ENABLE_FEAT_TCR2 \
1421	ENABLE_FEAT_S2PIE \
1422	ENABLE_FEAT_S1PIE \
1423	ENABLE_FEAT_S2POE \
1424	ENABLE_FEAT_S1POE \
1425	ENABLE_FEAT_GCS \
1426	ENABLE_FEAT_MTE_PERM \
1427	FEATURE_DETECTION \
1428	TWED_DELAY \
1429	ENABLE_FEAT_TWED \
1430	CONDITIONAL_CMO \
1431	IMPDEF_SYSREG_TRAP \
1432	SVE_VECTOR_LEN \
1433	ENABLE_SPMD_LP \
1434	PSA_CRYPTO	\
1435	ENABLE_CONSOLE_GETC \
1436)))
1437
1438ifeq (${SANITIZE_UB},trap)
1439        $(eval $(call add_define,MONITOR_TRAPS))
1440endif #(SANITIZE_UB)
1441
1442# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1443ifdef EL3_PAYLOAD_BASE
1444        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1445else
1446# Define the PRELOADED_BL33_BASE flag only if it is provided and
1447# EL3_PAYLOAD_BASE is not defined, as it has priority.
1448	ifdef PRELOADED_BL33_BASE
1449                $(eval $(call add_define,PRELOADED_BL33_BASE))
1450	endif
1451endif #(EL3_PAYLOAD_BASE)
1452
1453# Define the DYN_DISABLE_AUTH flag only if set.
1454ifeq (${DYN_DISABLE_AUTH},1)
1455        $(eval $(call add_define,DYN_DISABLE_AUTH))
1456endif
1457
1458ifneq ($(findstring armlink,$(notdir $(LD))),)
1459        $(eval $(call add_define,USE_ARM_LINK))
1460endif
1461
1462# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1463ifeq (${SPD},spmd)
1464ifdef SP_LAYOUT_FILE
1465	-include $(BUILD_PLAT)/sp_gen.mk
1466	FIP_DEPS += sp
1467	CRT_DEPS += sp
1468	NEED_SP_PKG := yes
1469else
1470	ifeq (${SPMD_SPM_AT_SEL2},1)
1471                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1472	endif
1473endif #(SP_LAYOUT_FILE)
1474endif #(SPD)
1475
1476################################################################################
1477# Build targets
1478################################################################################
1479
1480.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1481.SUFFIXES:
1482
1483all: msg_start
1484
1485msg_start:
1486	@echo "Building ${PLAT}"
1487
1488ifeq (${ERROR_DEPRECATED},0)
1489# Check if deprecated declarations and cpp warnings should be treated as error or not.
1490ifneq ($(findstring clang,$(notdir $(CC))),)
1491    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1492else
1493    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1494endif
1495endif #(!ERROR_DEPRECATED)
1496
1497$(eval $(call MAKE_LIB_DIRS))
1498$(eval $(call MAKE_LIB,c))
1499
1500# Expand build macros for the different images
1501ifeq (${NEED_BL1},yes)
1502BL1_SOURCES := $(sort ${BL1_SOURCES})
1503$(eval $(call MAKE_BL,bl1))
1504endif #(NEED_BL1)
1505
1506ifeq (${NEED_BL2},yes)
1507
1508ifeq (${RESET_TO_BL2}, 0)
1509FIP_BL2_ARGS := tb-fw
1510endif
1511
1512BL2_SOURCES := $(sort ${BL2_SOURCES})
1513
1514$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1515	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1516
1517endif #(NEED_BL2)
1518
1519ifeq (${NEED_SCP_BL2},yes)
1520$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1521endif #(NEED_SCP_BL2)
1522
1523ifeq (${NEED_BL31},yes)
1524BL31_SOURCES += ${SPD_SOURCES}
1525# Sort BL31 source files to remove duplicates
1526BL31_SOURCES := $(sort ${BL31_SOURCES})
1527ifneq (${DECRYPTION_SUPPORT},none)
1528$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1529	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1530else
1531$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1532	$(eval $(call MAKE_BL,bl31,soc-fw)))
1533endif #(DECRYPTION_SUPPORT)
1534endif #(NEED_BL31)
1535
1536# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1537# build system will call TOOL_ADD_IMG to print a warning message and abort the
1538# process. Note that the dependency on BL32 applies to the FIP only.
1539ifeq (${NEED_BL32},yes)
1540# Sort BL32 source files to remove duplicates
1541BL32_SOURCES := $(sort ${BL32_SOURCES})
1542BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1543
1544ifneq (${DECRYPTION_SUPPORT},none)
1545$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1546	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1547else
1548$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1549	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1550endif #(DECRYPTION_SUPPORT)
1551endif #(NEED_BL32)
1552
1553# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1554# needs to be built from RMM_SOURCES.
1555ifeq (${NEED_RMM},yes)
1556# Sort RMM source files to remove duplicates
1557RMM_SOURCES := $(sort ${RMM_SOURCES})
1558BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1559
1560$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1561	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1562endif #(NEED_RMM)
1563
1564# Add the BL33 image if required by the platform
1565ifeq (${NEED_BL33},yes)
1566$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1567endif #(NEED_BL33)
1568
1569ifeq (${NEED_BL2U},yes)
1570$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1571	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1572endif #(NEED_BL2U)
1573
1574# Expand build macros for the different images
1575ifeq (${NEED_FDT},yes)
1576    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1577endif #(NEED_FDT)
1578
1579# Add Secure Partition packages
1580ifeq (${NEED_SP_PKG},yes)
1581$(BUILD_PLAT)/sp_gen.mk : ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1582	${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1583sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1584	@${ECHO_BLANK_LINE}
1585	@echo "Built SP Images successfully"
1586	@${ECHO_BLANK_LINE}
1587endif #(NEED_SP_PKG)
1588
1589locate-checkpatch:
1590ifndef CHECKPATCH
1591	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1592else
1593ifeq (,$(wildcard ${CHECKPATCH}))
1594	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1595endif
1596endif #(CHECKPATCH)
1597
1598clean:
1599	@echo "  CLEAN"
1600	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1601ifdef UNIX_MK
1602	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1603else
1604# Clear the MAKEFLAGS as we do not want
1605# to pass the gnumake flags to nmake.
1606	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1607endif #(UNIX_MK)
1608	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1609	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1610	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1611
1612realclean distclean:
1613	@echo "  REALCLEAN"
1614	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1615	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1616ifdef UNIX_MK
1617	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1618else
1619# Clear the MAKEFLAGS as we do not want
1620# to pass the gnumake flags to nmake.
1621	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1622endif #(UNIX_MK)
1623	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1624	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1625	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1626
1627checkcodebase:		locate-checkpatch
1628	@echo "  CHECKING STYLE"
1629	@if test -d .git ; then						\
1630		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1631		while read GIT_FILE ;					\
1632		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1633		done ;							\
1634	else								\
1635		 find . -type f -not -iwholename "*.git*"		\
1636		 -not -iwholename "*build*"				\
1637		 -not -iwholename "*libfdt*"				\
1638		 -not -iwholename "*libc*"				\
1639		 -not -iwholename "*docs*"				\
1640		 -not -iwholename "*.rst"				\
1641		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1642	fi
1643
1644checkpatch:		locate-checkpatch
1645	@echo "  CHECKING STYLE"
1646	@if test -n "${CHECKPATCH_OPTS}"; then				\
1647		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1648	fi
1649	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1650	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1651	do								\
1652		printf "\n[*] Checking style of '$$commit'\n\n";	\
1653		git log --format=email "$$commit~..$$commit"		\
1654			-- ${CHECK_PATHS} |				\
1655			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1656		git diff --format=email "$$commit~..$$commit"		\
1657			-- ${CHECK_PATHS} |				\
1658			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1659	done
1660
1661certtool: ${CRTTOOL}
1662
1663${CRTTOOL}: FORCE
1664	${Q}${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 ${CRTTOOLPATH} all
1665	@${ECHO_BLANK_LINE}
1666	@echo "Built $@ successfully"
1667	@${ECHO_BLANK_LINE}
1668
1669ifneq (${GENERATE_COT},0)
1670certificates: ${CRT_DEPS} ${CRTTOOL}
1671	${Q}${CRTTOOL} ${CRT_ARGS}
1672	@${ECHO_BLANK_LINE}
1673	@echo "Built $@ successfully"
1674	@echo "Certificates can be found in ${BUILD_PLAT}"
1675	@${ECHO_BLANK_LINE}
1676endif #(GENERATE_COT)
1677
1678${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1679	$(eval ${CHECK_FIP_CMD})
1680	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1681	${Q}${FIPTOOL} info $@
1682	@${ECHO_BLANK_LINE}
1683	@echo "Built $@ successfully"
1684	@${ECHO_BLANK_LINE}
1685
1686ifneq (${GENERATE_COT},0)
1687fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1688	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1689	@${ECHO_BLANK_LINE}
1690	@echo "Built $@ successfully"
1691	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1692	@${ECHO_BLANK_LINE}
1693endif #(GENERATE_COT)
1694
1695${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1696	$(eval ${CHECK_FWU_FIP_CMD})
1697	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1698	${Q}${FIPTOOL} info $@
1699	@${ECHO_BLANK_LINE}
1700	@echo "Built $@ successfully"
1701	@${ECHO_BLANK_LINE}
1702
1703fiptool: ${FIPTOOL}
1704fip: ${BUILD_PLAT}/${FIP_NAME}
1705fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1706
1707${FIPTOOL}: FORCE
1708ifdef UNIX_MK
1709	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1710else
1711# Clear the MAKEFLAGS as we do not want
1712# to pass the gnumake flags to nmake.
1713	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1714endif #(UNIX_MK)
1715
1716romlib.bin: libraries FORCE
1717	${Q}${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
1718
1719memmap: all
1720ifdef UNIX_MK
1721	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1722		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1723else
1724	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1725		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1726endif
1727
1728doc:
1729	@echo "  BUILD DOCUMENTATION"
1730	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1731
1732enctool: ${ENCTOOL}
1733
1734${ENCTOOL}: FORCE
1735	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1736	@${ECHO_BLANK_LINE}
1737	@echo "Built $@ successfully"
1738	@${ECHO_BLANK_LINE}
1739
1740cscope:
1741	@echo "  CSCOPE"
1742	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1743	${Q}cscope -b -q -k
1744
1745help:
1746	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1747	@echo ""
1748	@echo "PLAT is used to specify which platform you wish to build."
1749	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1750	@echo ""
1751	@echo "platform = ${PLATFORM_LIST}"
1752	@echo ""
1753	@echo "Please refer to the User Guide for a list of all supported options."
1754	@echo "Note that the build system doesn't track dependencies for build "
1755	@echo "options. Therefore, if any of the build options are changed "
1756	@echo "from a previous build, a clean build must be performed."
1757	@echo ""
1758	@echo "Supported Targets:"
1759	@echo "  all            Build all individual bootloader binaries"
1760	@echo "  bl1            Build the BL1 binary"
1761	@echo "  bl2            Build the BL2 binary"
1762	@echo "  bl2u           Build the BL2U binary"
1763	@echo "  bl31           Build the BL31 binary"
1764	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1765	@echo "                 this builds secure payload specified by AARCH32_SP"
1766	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1767	@echo "  fip            Build the Firmware Image Package (FIP)"
1768	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1769	@echo "  checkcodebase  Check the coding style of the entire source tree"
1770	@echo "  checkpatch     Check the coding style on changes in the current"
1771	@echo "                 branch against BASE_COMMIT (default origin/master)"
1772	@echo "  clean          Clean the build for the selected platform"
1773	@echo "  cscope         Generate cscope index"
1774	@echo "  distclean      Remove all build artifacts for all platforms"
1775	@echo "  certtool       Build the Certificate generation tool"
1776	@echo "  enctool        Build the Firmware encryption tool"
1777	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1778	@echo "  sp             Build the Secure Partition Packages"
1779	@echo "  sptool         Build the Secure Partition Package creation tool"
1780	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1781	@echo "  memmap         Print the memory map of the built binaries"
1782	@echo "  doc            Build html based documentation using Sphinx tool"
1783	@echo ""
1784	@echo "Note: most build targets require PLAT to be set to a specific platform."
1785	@echo ""
1786	@echo "example: build all targets for the FVP platform:"
1787	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1788
1789.PHONY: FORCE
1790FORCE:;
1791