xref: /rk3399_ARM-atf/Makefile (revision 304ad94b34c2117823169a199558e7484139caa1)
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	# 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_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 $(LD))),)
358	# Pass ld options with Wl or Xlinker switches
359	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
360	TF_LDFLAGS		+=	-Wl,--gc-sections
361
362	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
363	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
364	TF_LDFLAGS		+=	-Wl,--build-id=none
365
366	ifeq ($(ENABLE_LTO),1)
367		ifeq (${ARCH},aarch64)
368			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
369		endif
370	endif #(ENABLE_LTO)
371
372# GCC automatically adds fix-cortex-a53-843419 flag when used to link
373# which breaks some builds, so disable if errata fix is not explicitly enabled
374	ifeq (${ARCH},aarch64)
375		ifneq (${ERRATA_A53_843419},1)
376			TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
377		endif
378	endif
379	TF_LDFLAGS		+= 	-nostdlib
380	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
381
382# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
383else
384# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
385# are not loaded by a elf loader.
386	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
387	TF_LDFLAGS		+=	-O1
388	TF_LDFLAGS		+=	--gc-sections
389
390	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
391	TF_LDFLAGS		+=	-z max-page-size=4096
392	TF_LDFLAGS		+=	--build-id=none
393
394# ld.lld doesn't recognize the errata flags,
395# therefore don't add those in that case.
396# ld.lld reports section type mismatch warnings,
397# therefore don't add --fatal-warnings to it.
398	ifeq ($(findstring ld.lld,$(notdir $(LD))),)
399		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
400	endif
401
402endif #(LD = armlink)
403
404DTC_FLAGS		+=	-I dts -O dtb
405DTC_CPPFLAGS		+=	-P -nostdinc -Iinclude -Ifdts -undef \
406				-x assembler-with-cpp $(DEFINES)
407
408################################################################################
409# Setup ARCH_MAJOR/MINOR before parsing arch_features.
410################################################################################
411ifeq (${ENABLE_RME},1)
412	ARM_ARCH_MAJOR := 8
413	ARM_ARCH_MINOR := 6
414endif
415
416################################################################################
417# Common sources and include directories
418################################################################################
419include lib/compiler-rt/compiler-rt.mk
420
421BL_COMMON_SOURCES	+=	common/bl_common.c			\
422				common/tf_log.c				\
423				common/${ARCH}/debug.S			\
424				drivers/console/multi_console.c		\
425				lib/${ARCH}/cache_helpers.S		\
426				lib/${ARCH}/misc_helpers.S		\
427				lib/extensions/pmuv3/${ARCH}/pmuv3.c	\
428				plat/common/plat_bl_common.c		\
429				plat/common/plat_log_common.c		\
430				plat/common/${ARCH}/plat_common.c	\
431				plat/common/${ARCH}/platform_helpers.S	\
432				${COMPILER_RT_SRCS}
433
434ifeq ($(notdir $(CC)),armclang)
435	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
436endif
437
438ifeq (${SANITIZE_UB},on)
439	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
440endif
441
442INCLUDES		+=	-Iinclude				\
443				-Iinclude/arch/${ARCH}			\
444				-Iinclude/lib/cpus/${ARCH}		\
445				-Iinclude/lib/el3_runtime/${ARCH}	\
446				${PLAT_INCLUDES}			\
447				${SPD_INCLUDES}
448
449include common/backtrace/backtrace.mk
450
451################################################################################
452# Generic definitions
453################################################################################
454include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
455
456ifeq (${BUILD_BASE},)
457     BUILD_BASE		:=	./build
458endif
459BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
460
461SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
462
463# Platforms providing their own TBB makefile may override this value
464INCLUDE_TBBR_MK		:=	1
465
466################################################################################
467# Include SPD Makefile if one has been specified
468################################################################################
469
470ifneq (${SPD},none)
471	ifeq (${ARCH},aarch32)
472                $(error "Error: SPD is incompatible with AArch32.")
473	endif
474
475	ifdef EL3_PAYLOAD_BASE
476                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
477                $(warning "The SPD and its BL32 companion will be present but \
478                ignored.")
479	endif
480
481	ifeq (${SPD},spmd)
482	# SPMD is located in std_svc directory
483		SPD_DIR := std_svc
484
485		ifeq ($(SPMD_SPM_AT_SEL2),1)
486			CTX_INCLUDE_EL2_REGS := 1
487			ifeq ($(SPMC_AT_EL3),1)
488                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
489			endif
490		endif
491
492		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
493			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
494		endif
495
496		ifeq ($(TS_SP_FW_CONFIG),1)
497		DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
498		endif
499
500		ifneq ($(ARM_BL2_SP_LIST_DTS),)
501		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
502		endif
503
504		ifneq ($(SP_LAYOUT_FILE),)
505		BL2_ENABLE_SP_LOAD := 1
506		endif
507
508		ifeq ($(SPMC_AT_EL3_SEL0_SP),1)
509			ifneq ($(SPMC_AT_EL3),1)
510			$(error SEL0 SP cannot be enabled without SPMC at EL3)
511			endif
512		endif
513	else
514		# All other SPDs in spd directory
515		SPD_DIR := spd
516	endif #(SPD)
517
518	# We expect to locate an spd.mk under the specified SPD directory
519	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
520
521	ifeq (${SPD_MAKE},)
522                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
523	endif
524        $(info Including ${SPD_MAKE})
525        include ${SPD_MAKE}
526
527	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
528	# Makefile would set NEED_BL32 to "yes". In this case, the build system
529	# supports two mutually exclusive options:
530	# * BL32 is built from source: then BL32_SOURCES must contain the list
531	#   of source files to build BL32
532	# * BL32 is a prebuilt binary: then BL32 must point to the image file
533	#   that will be included in the FIP
534	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
535	# over the sources.
536endif #(SPD=none)
537
538ifeq (${ENABLE_SPMD_LP}, 1)
539ifneq (${SPD},spmd)
540        $(error Error: ENABLE_SPMD_LP requires SPD=spmd.)
541endif
542ifeq ($(SPMC_AT_EL3),1)
543        $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.)
544endif
545endif
546
547################################################################################
548# Process BRANCH_PROTECTION value and set
549# Pointer Authentication and Branch Target Identification flags
550################################################################################
551ifeq (${BRANCH_PROTECTION},0)
552	# Default value turns off all types of branch protection
553	BP_OPTION := none
554else ifneq (${ARCH},aarch64)
555        $(error BRANCH_PROTECTION requires AArch64)
556else ifeq (${BRANCH_PROTECTION},1)
557	# Enables all types of branch protection features
558	BP_OPTION := standard
559	ENABLE_BTI := 1
560	ENABLE_PAUTH := 1
561else ifeq (${BRANCH_PROTECTION},2)
562	# Return address signing to its standard level
563	BP_OPTION := pac-ret
564	ENABLE_PAUTH := 1
565else ifeq (${BRANCH_PROTECTION},3)
566	# Extend the signing to include leaf functions
567	BP_OPTION := pac-ret+leaf
568	ENABLE_PAUTH := 1
569else ifeq (${BRANCH_PROTECTION},4)
570	# Turn on branch target identification mechanism
571	BP_OPTION := bti
572	ENABLE_BTI := 1
573else
574        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
575endif #(BRANCH_PROTECTION)
576
577ifeq ($(ENABLE_PAUTH),1)
578	CTX_INCLUDE_PAUTH_REGS := 1
579endif
580ifneq (${BP_OPTION},none)
581	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
582endif #(BP_OPTION)
583
584# Pointer Authentication sources
585ifeq (${ENABLE_PAUTH}, 1)
586# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
587# Pauth support. As it's not secure, it must be reimplemented for real platforms
588	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
589endif
590
591################################################################################
592# Include the platform specific Makefile after the SPD Makefile (the platform
593# makefile may use all previous definitions in this file)
594################################################################################
595include ${PLAT_MAKEFILE_FULL}
596
597################################################################################
598# Setup arch_features based on ARM_ARCH_MAJOR, ARM_ARCH_MINOR provided from
599# platform.
600################################################################################
601include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
602
603####################################################
604# Enable required options for Memory Stack Tagging.
605####################################################
606
607# Currently, these options are enabled only for clang and armclang compiler.
608ifeq (${SUPPORT_STACK_MEMTAG},yes)
609    ifdef mem_tag_arch_support
610        # Check for armclang and clang compilers
611        ifneq ( ,$(filter $(notdir $(CC)),armclang clang))
612        # Add "memtag" architecture feature modifier if not specified
613            ifeq ( ,$(findstring memtag,$(arch-features)))
614                arch-features	:=	$(arch-features)+memtag
615            endif	# memtag
616            ifeq ($(notdir $(CC)),armclang)
617                TF_CFLAGS	+=	-mmemtag-stack
618            else ifeq ($(notdir $(CC)),clang)
619                TF_CFLAGS	+=	-fsanitize=memtag
620            endif	# armclang
621        endif
622    else
623        $(error "Error: stack memory tagging is not supported for  \
624        architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
625	endif #(mem_tag_arch_support)
626endif #(SUPPORT_STACK_MEMTAG)
627
628################################################################################
629# RME dependent flags configuration, Enable optional features for RME.
630################################################################################
631# FEAT_RME
632ifeq (${ENABLE_RME},1)
633	# RME doesn't support BRBE
634	ENABLE_BRBE_FOR_NS := 0
635
636	# RME doesn't support PIE
637	ifneq (${ENABLE_PIE},0)
638                $(error ENABLE_RME does not support PIE)
639	endif
640
641	# RME doesn't support BRBE
642	ifneq (${ENABLE_BRBE_FOR_NS},0)
643                $(error ENABLE_RME does not support BRBE.)
644	endif
645
646	# RME requires AARCH64
647	ifneq (${ARCH},aarch64)
648                $(error ENABLE_RME requires AArch64)
649	endif
650
651	# RME requires el2 context to be saved for now.
652	CTX_INCLUDE_EL2_REGS := 1
653	CTX_INCLUDE_AARCH32_REGS := 0
654	CTX_INCLUDE_PAUTH_REGS := 1
655
656	# RME enables CSV2_2 extension by default.
657	ENABLE_FEAT_CSV2_2 = 1
658endif #(FEAT_RME)
659
660################################################################################
661# Include rmmd Makefile if RME is enabled
662################################################################################
663ifneq (${ENABLE_RME},0)
664	ifneq (${ARCH},aarch64)
665                $(error ENABLE_RME requires AArch64)
666	endif
667	ifeq ($(SPMC_AT_EL3),1)
668                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
669	endif
670
671	ifneq (${SPD}, none)
672		ifneq (${SPD}, spmd)
673                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
674		endif
675	endif
676include services/std_svc/rmmd/rmmd.mk
677$(warning "RME is an experimental feature")
678endif
679
680ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
681	ifeq (${SPD},none)
682		ifeq (${ENABLE_RME},0)
683                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
684                        or RME is enabled)
685		endif
686	endif
687endif
688
689################################################################################
690# Platform specific Makefile might provide us ARCH_MAJOR/MINOR use that to come
691# up with appropriate march values for compiler.
692################################################################################
693include ${MAKE_HELPERS_DIRECTORY}march.mk
694
695TF_CFLAGS   +=	$(march-directive)
696
697# This internal flag is common option which is set to 1 for scenarios
698# when the BL2 is running in EL3 level. This occurs in two scenarios -
699# 4 world system running BL2 at EL3 and two world system without BL1 running
700# BL2 in EL3
701
702ifeq (${RESET_TO_BL2},1)
703	BL2_RUNS_AT_EL3	:=	1
704	ifeq (${ENABLE_RME},1)
705                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
706                supported at the moment.)
707	endif
708else ifeq (${ENABLE_RME},1)
709	BL2_RUNS_AT_EL3	:=	1
710else
711	BL2_RUNS_AT_EL3	:=	0
712endif
713
714# This internal flag is set to 1 when Firmware First handling of External aborts
715# is required by lowe ELs. Currently only NS requires this support.
716ifeq ($(HANDLE_EA_EL3_FIRST_NS),1)
717	FFH_SUPPORT := 1
718else
719	FFH_SUPPORT := 0
720endif
721
722$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
723
724ifeq (${ARM_ARCH_MAJOR},7)
725include make_helpers/armv7-a-cpus.mk
726endif
727
728PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
729ifneq ($(PIE_FOUND),)
730	TF_CFLAGS	+=	-fno-PIE
731ifneq ($(findstring gcc,$(notdir $(LD))),)
732	TF_LDFLAGS	+=	-no-pie
733endif
734endif #(PIE_FOUND)
735
736ifneq ($(findstring gcc,$(notdir $(LD))),)
737	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
738else
739	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
740endif
741
742ifeq ($(ENABLE_PIE),1)
743	ifeq ($(RESET_TO_BL2),1)
744		ifneq ($(BL2_IN_XIP_MEM),1)
745			BL2_CPPFLAGS	+=	-fpie
746			BL2_CFLAGS	+=	-fpie
747			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
748		endif #(BL2_IN_XIP_MEM)
749	endif #(RESET_TO_BL2)
750	BL31_CPPFLAGS	+=	-fpie
751	BL31_CFLAGS 	+=	-fpie
752	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
753
754	BL32_CPPFLAGS	+=	-fpie
755	BL32_CFLAGS	+=	-fpie
756	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
757endif #(ENABLE_PIE)
758
759BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
760BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
761BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
762
763BL1_CPPFLAGS += -DIMAGE_AT_EL3
764ifeq ($(RESET_TO_BL2),1)
765	BL2_CPPFLAGS += -DIMAGE_AT_EL3
766else
767	BL2_CPPFLAGS += -DIMAGE_AT_EL1
768endif #(RESET_TO_BL2)
769
770ifeq (${ARCH},aarch64)
771	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
772	BL31_CPPFLAGS += -DIMAGE_AT_EL3
773	BL32_CPPFLAGS += -DIMAGE_AT_EL1
774else
775	BL32_CPPFLAGS += -DIMAGE_AT_EL3
776endif
777
778# Include the CPU specific operations makefile, which provides default
779# values for all CPU errata workarounds and CPU specific optimisations.
780# This can be overridden by the platform.
781include lib/cpus/cpu-ops.mk
782
783################################################################################
784# Build `AARCH32_SP` as BL32 image for AArch32
785################################################################################
786ifeq (${ARCH},aarch32)
787        NEED_BL32 := yes
788
789        ifneq (${AARCH32_SP},none)
790        # We expect to locate an sp.mk under the specified AARCH32_SP directory
791		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
792
793                ifeq (${AARCH32_SP_MAKE},)
794                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
795                endif
796                $(info Including ${AARCH32_SP_MAKE})
797                include ${AARCH32_SP_MAKE}
798        endif
799endif #(ARCH=aarch32)
800
801################################################################################
802# Include libc if not overridden
803################################################################################
804ifeq (${OVERRIDE_LIBC},0)
805include lib/libc/libc.mk
806endif
807
808################################################################################
809# Check incompatible options and dependencies
810################################################################################
811
812# USE_DEBUGFS experimental feature recommended only in debug builds
813ifeq (${USE_DEBUGFS},1)
814        ifeq (${DEBUG},1)
815                $(warning DEBUGFS experimental feature is enabled.)
816        else
817                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
818        endif
819endif #(USE_DEBUGFS)
820
821# USE_SPINLOCK_CAS requires AArch64 build
822ifeq (${USE_SPINLOCK_CAS},1)
823        ifneq (${ARCH},aarch64)
824               $(error USE_SPINLOCK_CAS requires AArch64)
825        endif
826endif #(USE_SPINLOCK_CAS)
827
828# The cert_create tool cannot generate certificates individually, so we use the
829# target 'certificates' to create them all
830ifneq (${GENERATE_COT},0)
831        FIP_DEPS += certificates
832        FWU_FIP_DEPS += fwu_certificates
833endif
834
835ifneq (${DECRYPTION_SUPPORT},none)
836	ENC_ARGS += -f ${FW_ENC_STATUS}
837	ENC_ARGS += -k ${ENC_KEY}
838	ENC_ARGS += -n ${ENC_NONCE}
839	FIP_DEPS += enctool
840	FWU_FIP_DEPS += enctool
841endif #(DECRYPTION_SUPPORT)
842
843ifdef EL3_PAYLOAD_BASE
844	ifdef PRELOADED_BL33_BASE
845                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
846		incompatible build options. EL3_PAYLOAD_BASE has priority.")
847	endif
848	ifneq (${GENERATE_COT},0)
849                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
850                build options.")
851	endif
852	ifneq (${TRUSTED_BOARD_BOOT},0)
853                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
854                incompatible \ build options.")
855	endif
856endif #(EL3_PAYLOAD_BASE)
857
858ifeq (${NEED_BL33},yes)
859	ifdef EL3_PAYLOAD_BASE
860                $(warning "BL33 image is not needed when option \
861                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
862	endif
863	ifdef PRELOADED_BL33_BASE
864                $(warning "BL33 image is not needed when option \
865                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
866	endif
867endif #(NEED_BL33)
868
869# When building for systems with hardware-assisted coherency, there's no need to
870# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
871ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
872        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
873endif
874
875#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
876ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
877        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
878endif
879
880# RAS_EXTENSION is deprecated, provide alternate build options
881ifeq ($(RAS_EXTENSION),1)
882        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
883        and HANDLE_EA_EL3_FIRST_NS instead")
884endif
885
886
887# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
888ifeq ($(FAULT_INJECTION_SUPPORT),1)
889	ifeq ($(ENABLE_FEAT_RAS),0)
890                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
891	endif
892endif #(FAULT_INJECTION_SUPPORT)
893
894# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
895ifeq ($(DYN_DISABLE_AUTH), 1)
896	ifeq (${TRUSTED_BOARD_BOOT}, 0)
897                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
898                to be set.")
899	endif
900endif #(DYN_DISABLE_AUTH)
901
902ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
903# Support authentication verification and hash calculation
904	CRYPTO_SUPPORT := 3
905else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
906# Support authentication verification and hash calculation
907	CRYPTO_SUPPORT := 3
908else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
909# Support hash calculation only
910	CRYPTO_SUPPORT := 2
911else ifeq (${TRUSTED_BOARD_BOOT},1)
912# Support authentication verification only
913	CRYPTO_SUPPORT := 1
914else
915	CRYPTO_SUPPORT := 0
916endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
917
918# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
919ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
920        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
921endif
922
923# If pointer authentication is used in the firmware, make sure that all the
924# registers associated to it are also saved and restored.
925# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
926ifeq ($(ENABLE_PAUTH),1)
927	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
928                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
929	endif
930endif #(ENABLE_PAUTH)
931
932ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
933	ifneq (${ARCH},aarch64)
934                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
935	endif
936endif #(CTX_INCLUDE_PAUTH_REGS)
937
938ifeq ($(CTX_INCLUDE_MTE_REGS),1)
939	ifneq (${ARCH},aarch64)
940                $(error CTX_INCLUDE_MTE_REGS requires AArch64)
941	endif
942endif #(CTX_INCLUDE_MTE_REGS)
943
944ifeq ($(PSA_FWU_SUPPORT),1)
945        $(info PSA_FWU_SUPPORT is an experimental feature)
946endif #(PSA_FWU_SUPPORT)
947
948ifeq ($(FEATURE_DETECTION),1)
949        $(info FEATURE_DETECTION is an experimental feature)
950endif #(FEATURE_DETECTION)
951
952ifneq ($(ENABLE_SME2_FOR_NS), 0)
953	ifeq (${ENABLE_SME_FOR_NS}, 0)
954                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
955                to be set")
956                $(warning "Forced ENABLE_SME_FOR_NS=1")
957		override ENABLE_SME_FOR_NS	:= 1
958	endif
959endif #(ENABLE_SME2_FOR_NS)
960
961ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
962	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
963                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
964                library v2")
965	endif
966endif #(ARM_XLAT_TABLES_LIB_V1)
967
968ifneq (${DECRYPTION_SUPPORT},none)
969	ifeq (${TRUSTED_BOARD_BOOT}, 0)
970                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
971                to be set)
972	endif
973endif #(DECRYPTION_SUPPORT)
974
975# Ensure that no Aarch64-only features are enabled in Aarch32 build
976ifeq (${ARCH},aarch32)
977
978	# SME/SVE only supported on AArch64
979	ifneq (${ENABLE_SME_FOR_NS},0)
980                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
981	endif
982
983	ifeq (${ENABLE_SVE_FOR_NS},1)
984		# Warning instead of error due to CI dependency on this
985                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
986	endif
987
988	# BRBE is not supported in AArch32
989	ifeq (${ENABLE_BRBE_FOR_NS},1)
990                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
991	endif
992
993	# FEAT_RNG_TRAP is not supported in AArch32
994	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
995                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
996	endif
997endif #(ARCH=aarch32)
998
999ifneq (${ENABLE_SME_FOR_NS},0)
1000	ifeq (${ENABLE_SVE_FOR_NS},0)
1001                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
1002	endif
1003endif #(ENABLE_SME_FOR_NS)
1004
1005# Secure SME/SVE requires the non-secure component as well
1006ifeq (${ENABLE_SME_FOR_SWD},1)
1007	ifeq (${ENABLE_SME_FOR_NS},0)
1008                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
1009	endif
1010	ifeq (${ENABLE_SVE_FOR_SWD},0)
1011                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
1012	endif
1013endif #(ENABLE_SME_FOR_SWD)
1014
1015ifeq (${ENABLE_SVE_FOR_SWD},1)
1016	ifeq (${ENABLE_SVE_FOR_NS},0)
1017                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
1018	endif
1019endif #(ENABLE_SVE_FOR_SWD)
1020
1021# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
1022# its own context management including FPU registers.
1023ifeq (${CTX_INCLUDE_FPREGS},1)
1024	ifneq (${ENABLE_SME_FOR_NS},0)
1025                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1026	endif
1027
1028	ifeq (${ENABLE_SVE_FOR_NS},1)
1029		# Warning instead of error due to CI dependency on this
1030                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1031                $(warning "Forced ENABLE_SVE_FOR_NS=0")
1032		override ENABLE_SVE_FOR_NS	:= 0
1033	endif
1034endif #(CTX_INCLUDE_FPREGS)
1035
1036ifeq ($(DRTM_SUPPORT),1)
1037        $(info DRTM_SUPPORT is an experimental feature)
1038endif
1039
1040ifeq (${TRANSFER_LIST},1)
1041        $(info TRANSFER_LIST is an experimental feature)
1042endif
1043
1044ifeq (${ENABLE_RME},1)
1045	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1046                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1047	endif
1048endif
1049
1050# Determine if FEAT_RNG is supported
1051ENABLE_FEAT_RNG		=	$(if $(findstring rng,${arch-features}),1,0)
1052
1053# Determine if FEAT_SB is supported
1054ENABLE_FEAT_SB		=	$(if $(findstring sb,${arch-features}),1,0)
1055
1056ifeq ($(PSA_CRYPTO),1)
1057        $(info PSA_CRYPTO is an experimental feature)
1058endif
1059
1060################################################################################
1061# Process platform overrideable behaviour
1062################################################################################
1063
1064ifdef BL1_SOURCES
1065	NEED_BL1 := yes
1066endif #(BL1_SOURCES)
1067
1068ifdef BL2_SOURCES
1069	NEED_BL2 := yes
1070
1071	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1072	# Certificate generation tools. This flag can be overridden by the platform.
1073	ifdef EL3_PAYLOAD_BASE
1074		# If booting an EL3 payload there is no need for a BL33 image
1075		# in the FIP file.
1076		NEED_BL33		:=	no
1077	else
1078		ifdef PRELOADED_BL33_BASE
1079			# If booting a BL33 preloaded image there is no need of
1080			# another one in the FIP file.
1081			NEED_BL33		:=	no
1082		else
1083			NEED_BL33		?=	yes
1084		endif
1085	endif
1086endif #(BL2_SOURCES)
1087
1088ifdef BL2U_SOURCES
1089	NEED_BL2U := yes
1090endif #(BL2U_SOURCES)
1091
1092# If SCP_BL2 is given, we always want FIP to include it.
1093ifdef SCP_BL2
1094	NEED_SCP_BL2		:=	yes
1095endif #(SCP_BL2)
1096
1097# For AArch32, BL31 is not currently supported.
1098ifneq (${ARCH},aarch32)
1099	ifdef BL31_SOURCES
1100	# When booting an EL3 payload, there is no need to compile the BL31
1101	# image nor put it in the FIP.
1102		ifndef EL3_PAYLOAD_BASE
1103			NEED_BL31 := yes
1104		endif
1105	endif
1106endif #(ARCH=aarch64)
1107
1108# Process TBB related flags
1109ifneq (${GENERATE_COT},0)
1110	# Common cert_create options
1111	ifneq (${CREATE_KEYS},0)
1112                $(eval CRT_ARGS += -n)
1113                $(eval FWU_CRT_ARGS += -n)
1114		ifneq (${SAVE_KEYS},0)
1115                        $(eval CRT_ARGS += -k)
1116                        $(eval FWU_CRT_ARGS += -k)
1117		endif
1118	endif
1119	# Include TBBR makefile (unless the platform indicates otherwise)
1120	ifeq (${INCLUDE_TBBR_MK},1)
1121                include make_helpers/tbbr/tbbr_tools.mk
1122	endif
1123endif #(GENERATE_COT)
1124
1125ifneq (${FIP_ALIGN},0)
1126	FIP_ARGS += --align ${FIP_ALIGN}
1127endif #(FIP_ALIGN)
1128
1129ifdef FDT_SOURCES
1130	NEED_FDT := yes
1131endif #(FDT_SOURCES)
1132
1133################################################################################
1134# Include libraries' Makefile that are used in all BL
1135################################################################################
1136
1137include lib/stack_protector/stack_protector.mk
1138
1139################################################################################
1140# Include BL specific makefiles
1141################################################################################
1142
1143ifeq (${NEED_BL1},yes)
1144include bl1/bl1.mk
1145endif
1146
1147ifeq (${NEED_BL2},yes)
1148include bl2/bl2.mk
1149endif
1150
1151ifeq (${NEED_BL2U},yes)
1152include bl2u/bl2u.mk
1153endif
1154
1155ifeq (${NEED_BL31},yes)
1156include bl31/bl31.mk
1157endif
1158
1159################################################################################
1160# Build options checks
1161################################################################################
1162
1163# Boolean_Flags
1164$(eval $(call assert_booleans,\
1165    $(sort \
1166	ALLOW_RO_XLAT_TABLES \
1167	BL2_ENABLE_SP_LOAD \
1168	COLD_BOOT_SINGLE_CPU \
1169	CREATE_KEYS \
1170	CTX_INCLUDE_AARCH32_REGS \
1171	CTX_INCLUDE_FPREGS \
1172	CTX_INCLUDE_EL2_REGS \
1173	DEBUG \
1174	DYN_DISABLE_AUTH \
1175	EL3_EXCEPTION_HANDLING \
1176	ENABLE_AMU_AUXILIARY_COUNTERS \
1177	ENABLE_AMU_FCONF \
1178	AMU_RESTRICT_COUNTERS \
1179	ENABLE_ASSERTIONS \
1180	ENABLE_FEAT_SB \
1181	ENABLE_PIE \
1182	ENABLE_PMF \
1183	ENABLE_PSCI_STAT \
1184	ENABLE_RUNTIME_INSTRUMENTATION \
1185	ENABLE_SME_FOR_SWD \
1186	ENABLE_SVE_FOR_SWD \
1187	ENABLE_FEAT_RAS	\
1188	FFH_SUPPORT	\
1189	ERROR_DEPRECATED \
1190	FAULT_INJECTION_SUPPORT \
1191	GENERATE_COT \
1192	GICV2_G0_FOR_EL3 \
1193	HANDLE_EA_EL3_FIRST_NS \
1194	HW_ASSISTED_COHERENCY \
1195	MEASURED_BOOT \
1196	DRTM_SUPPORT \
1197	NS_TIMER_SWITCH \
1198	OVERRIDE_LIBC \
1199	PL011_GENERIC_UART \
1200	PLAT_RSS_NOT_SUPPORTED \
1201	PROGRAMMABLE_RESET_ADDRESS \
1202	PSCI_EXTENDED_STATE_ID \
1203	PSCI_OS_INIT_MODE \
1204	RESET_TO_BL31 \
1205	SAVE_KEYS \
1206	SEPARATE_CODE_AND_RODATA \
1207	SEPARATE_BL2_NOLOAD_REGION \
1208	SEPARATE_NOBITS_REGION \
1209	SPIN_ON_BL1_EXIT \
1210	SPM_MM \
1211	SPMC_AT_EL3 \
1212	SPMC_AT_EL3_SEL0_SP \
1213	SPMD_SPM_AT_SEL2 \
1214	ENABLE_SPMD_LP \
1215	TRANSFER_LIST \
1216	TRUSTED_BOARD_BOOT \
1217	USE_COHERENT_MEM \
1218	USE_DEBUGFS \
1219	ARM_IO_IN_DTB \
1220	SDEI_IN_FCONF \
1221	SEC_INT_DESC_IN_FCONF \
1222	USE_ROMLIB \
1223	USE_TBBR_DEFS \
1224	WARMBOOT_ENABLE_DCACHE_EARLY \
1225	RESET_TO_BL2 \
1226	BL2_IN_XIP_MEM \
1227	BL2_INV_DCACHE \
1228	USE_SPINLOCK_CAS \
1229	ENCRYPT_BL31 \
1230	ENCRYPT_BL32 \
1231	ERRATA_SPECULATIVE_AT \
1232	RAS_TRAP_NS_ERR_REC_ACCESS \
1233	COT_DESC_IN_DTB \
1234	USE_SP804_TIMER \
1235	PSA_FWU_SUPPORT \
1236	ENABLE_MPMM \
1237	ENABLE_MPMM_FCONF \
1238	FEATURE_DETECTION \
1239	TRNG_SUPPORT \
1240	ERRATA_ABI_SUPPORT \
1241	ERRATA_NON_ARM_INTERCONNECT \
1242	CONDITIONAL_CMO \
1243	PSA_CRYPTO	\
1244	ENABLE_CONSOLE_GETC \
1245)))
1246
1247# Numeric_Flags
1248$(eval $(call assert_numerics,\
1249    $(sort \
1250	ARM_ARCH_MAJOR \
1251	ARM_ARCH_MINOR \
1252	BRANCH_PROTECTION \
1253	CTX_INCLUDE_PAUTH_REGS \
1254	CTX_INCLUDE_MTE_REGS \
1255	CTX_INCLUDE_NEVE_REGS \
1256	CRYPTO_SUPPORT \
1257	DISABLE_MTPMU \
1258	ENABLE_BRBE_FOR_NS \
1259	ENABLE_TRBE_FOR_NS \
1260	ENABLE_BTI \
1261	ENABLE_PAUTH \
1262	ENABLE_FEAT_AMU \
1263	ENABLE_FEAT_AMUv1p1 \
1264	ENABLE_FEAT_CSV2_2 \
1265	ENABLE_FEAT_DIT \
1266	ENABLE_FEAT_ECV \
1267	ENABLE_FEAT_FGT \
1268	ENABLE_FEAT_HCX \
1269	ENABLE_FEAT_PAN \
1270	ENABLE_FEAT_RNG \
1271	ENABLE_FEAT_RNG_TRAP \
1272	ENABLE_FEAT_SEL2 \
1273	ENABLE_FEAT_TCR2 \
1274	ENABLE_FEAT_S2PIE \
1275	ENABLE_FEAT_S1PIE \
1276	ENABLE_FEAT_S2POE \
1277	ENABLE_FEAT_S1POE \
1278	ENABLE_FEAT_GCS \
1279	ENABLE_FEAT_VHE \
1280	ENABLE_FEAT_MTE_PERM \
1281	ENABLE_FEAT_MPAM \
1282	ENABLE_RME \
1283	ENABLE_SPE_FOR_NS \
1284	ENABLE_SYS_REG_TRACE_FOR_NS \
1285	ENABLE_SME_FOR_NS \
1286	ENABLE_SME2_FOR_NS \
1287	ENABLE_SVE_FOR_NS \
1288	ENABLE_TRF_FOR_NS \
1289	FW_ENC_STATUS \
1290	NR_OF_FW_BANKS \
1291	NR_OF_IMAGES_IN_FW_BANK \
1292	TWED_DELAY \
1293	ENABLE_FEAT_TWED \
1294	SVE_VECTOR_LEN \
1295	IMPDEF_SYSREG_TRAP \
1296)))
1297
1298ifdef KEY_SIZE
1299        $(eval $(call assert_numeric,KEY_SIZE))
1300endif
1301
1302ifeq ($(filter $(SANITIZE_UB), on off trap),)
1303        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1304endif
1305
1306################################################################################
1307# Add definitions to the cpp preprocessor based on the current build options.
1308# This is done after including the platform specific makefile to allow the
1309# platform to overwrite the default options
1310################################################################################
1311
1312$(eval $(call add_defines,\
1313    $(sort \
1314	ALLOW_RO_XLAT_TABLES \
1315	ARM_ARCH_MAJOR \
1316	ARM_ARCH_MINOR \
1317	BL2_ENABLE_SP_LOAD \
1318	COLD_BOOT_SINGLE_CPU \
1319	CTX_INCLUDE_AARCH32_REGS \
1320	CTX_INCLUDE_FPREGS \
1321	CTX_INCLUDE_PAUTH_REGS \
1322	EL3_EXCEPTION_HANDLING \
1323	CTX_INCLUDE_MTE_REGS \
1324	CTX_INCLUDE_EL2_REGS \
1325	CTX_INCLUDE_NEVE_REGS \
1326	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1327	DISABLE_MTPMU \
1328	ENABLE_FEAT_AMU \
1329	ENABLE_AMU_AUXILIARY_COUNTERS \
1330	ENABLE_AMU_FCONF \
1331	AMU_RESTRICT_COUNTERS \
1332	ENABLE_ASSERTIONS \
1333	ENABLE_BTI \
1334	ENABLE_FEAT_MPAM \
1335	ENABLE_PAUTH \
1336	ENABLE_PIE \
1337	ENABLE_PMF \
1338	ENABLE_PSCI_STAT \
1339	ENABLE_RME \
1340	ENABLE_RUNTIME_INSTRUMENTATION \
1341	ENABLE_SME_FOR_NS \
1342	ENABLE_SME2_FOR_NS \
1343	ENABLE_SME_FOR_SWD \
1344	ENABLE_SPE_FOR_NS \
1345	ENABLE_SVE_FOR_NS \
1346	ENABLE_SVE_FOR_SWD \
1347	ENABLE_FEAT_RAS \
1348	FFH_SUPPORT \
1349	ENCRYPT_BL31 \
1350	ENCRYPT_BL32 \
1351	ERROR_DEPRECATED \
1352	FAULT_INJECTION_SUPPORT \
1353	GICV2_G0_FOR_EL3 \
1354	HANDLE_EA_EL3_FIRST_NS \
1355	HW_ASSISTED_COHERENCY \
1356	LOG_LEVEL \
1357	MEASURED_BOOT \
1358	DRTM_SUPPORT \
1359	NS_TIMER_SWITCH \
1360	PL011_GENERIC_UART \
1361	PLAT_${PLAT} \
1362	PLAT_RSS_NOT_SUPPORTED \
1363	PROGRAMMABLE_RESET_ADDRESS \
1364	PSCI_EXTENDED_STATE_ID \
1365	PSCI_OS_INIT_MODE \
1366	RESET_TO_BL31 \
1367	SEPARATE_CODE_AND_RODATA \
1368	SEPARATE_BL2_NOLOAD_REGION \
1369	SEPARATE_NOBITS_REGION \
1370	RECLAIM_INIT_CODE \
1371	SPD_${SPD} \
1372	SPIN_ON_BL1_EXIT \
1373	SPM_MM \
1374	SPMC_AT_EL3 \
1375	SPMC_AT_EL3_SEL0_SP \
1376	SPMD_SPM_AT_SEL2 \
1377	TRANSFER_LIST \
1378	TRUSTED_BOARD_BOOT \
1379	CRYPTO_SUPPORT \
1380	TRNG_SUPPORT \
1381	ERRATA_ABI_SUPPORT \
1382	ERRATA_NON_ARM_INTERCONNECT \
1383	USE_COHERENT_MEM \
1384	USE_DEBUGFS \
1385	ARM_IO_IN_DTB \
1386	SDEI_IN_FCONF \
1387	SEC_INT_DESC_IN_FCONF \
1388	USE_ROMLIB \
1389	USE_TBBR_DEFS \
1390	WARMBOOT_ENABLE_DCACHE_EARLY \
1391	RESET_TO_BL2 \
1392	BL2_RUNS_AT_EL3	\
1393	BL2_IN_XIP_MEM \
1394	BL2_INV_DCACHE \
1395	USE_SPINLOCK_CAS \
1396	ERRATA_SPECULATIVE_AT \
1397	RAS_TRAP_NS_ERR_REC_ACCESS \
1398	COT_DESC_IN_DTB \
1399	USE_SP804_TIMER \
1400	ENABLE_FEAT_RNG \
1401	ENABLE_FEAT_RNG_TRAP \
1402	ENABLE_FEAT_SB \
1403	ENABLE_FEAT_DIT \
1404	NR_OF_FW_BANKS \
1405	NR_OF_IMAGES_IN_FW_BANK \
1406	PSA_FWU_SUPPORT \
1407	ENABLE_BRBE_FOR_NS \
1408	ENABLE_TRBE_FOR_NS \
1409	ENABLE_SYS_REG_TRACE_FOR_NS \
1410	ENABLE_TRF_FOR_NS \
1411	ENABLE_FEAT_HCX \
1412	ENABLE_MPMM \
1413	ENABLE_MPMM_FCONF \
1414	ENABLE_FEAT_FGT \
1415	ENABLE_FEAT_ECV \
1416	ENABLE_FEAT_AMUv1p1 \
1417	ENABLE_FEAT_SEL2 \
1418	ENABLE_FEAT_VHE \
1419	ENABLE_FEAT_CSV2_2 \
1420	ENABLE_FEAT_PAN \
1421	ENABLE_FEAT_TCR2 \
1422	ENABLE_FEAT_S2PIE \
1423	ENABLE_FEAT_S1PIE \
1424	ENABLE_FEAT_S2POE \
1425	ENABLE_FEAT_S1POE \
1426	ENABLE_FEAT_GCS \
1427	ENABLE_FEAT_MTE_PERM \
1428	FEATURE_DETECTION \
1429	TWED_DELAY \
1430	ENABLE_FEAT_TWED \
1431	CONDITIONAL_CMO \
1432	IMPDEF_SYSREG_TRAP \
1433	SVE_VECTOR_LEN \
1434	ENABLE_SPMD_LP \
1435	PSA_CRYPTO	\
1436	ENABLE_CONSOLE_GETC \
1437)))
1438
1439ifeq (${SANITIZE_UB},trap)
1440        $(eval $(call add_define,MONITOR_TRAPS))
1441endif #(SANITIZE_UB)
1442
1443# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1444ifdef EL3_PAYLOAD_BASE
1445        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1446else
1447# Define the PRELOADED_BL33_BASE flag only if it is provided and
1448# EL3_PAYLOAD_BASE is not defined, as it has priority.
1449	ifdef PRELOADED_BL33_BASE
1450                $(eval $(call add_define,PRELOADED_BL33_BASE))
1451	endif
1452endif #(EL3_PAYLOAD_BASE)
1453
1454# Define the DYN_DISABLE_AUTH flag only if set.
1455ifeq (${DYN_DISABLE_AUTH},1)
1456        $(eval $(call add_define,DYN_DISABLE_AUTH))
1457endif
1458
1459ifneq ($(findstring armlink,$(notdir $(LD))),)
1460        $(eval $(call add_define,USE_ARM_LINK))
1461endif
1462
1463# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1464ifeq (${SPD},spmd)
1465ifdef SP_LAYOUT_FILE
1466	-include $(BUILD_PLAT)/sp_gen.mk
1467	FIP_DEPS += sp
1468	CRT_DEPS += sp
1469	NEED_SP_PKG := yes
1470else
1471	ifeq (${SPMD_SPM_AT_SEL2},1)
1472                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1473	endif
1474endif #(SP_LAYOUT_FILE)
1475endif #(SPD)
1476
1477################################################################################
1478# Build targets
1479################################################################################
1480
1481.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1482.SUFFIXES:
1483
1484all: msg_start
1485
1486msg_start:
1487	@echo "Building ${PLAT}"
1488
1489ifeq (${ERROR_DEPRECATED},0)
1490# Check if deprecated declarations and cpp warnings should be treated as error or not.
1491ifneq ($(findstring clang,$(notdir $(CC))),)
1492    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1493else
1494    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1495endif
1496endif #(!ERROR_DEPRECATED)
1497
1498$(eval $(call MAKE_LIB_DIRS))
1499$(eval $(call MAKE_LIB,c))
1500
1501# Expand build macros for the different images
1502ifeq (${NEED_BL1},yes)
1503BL1_SOURCES := $(sort ${BL1_SOURCES})
1504$(eval $(call MAKE_BL,bl1))
1505endif #(NEED_BL1)
1506
1507ifeq (${NEED_BL2},yes)
1508
1509ifeq (${RESET_TO_BL2}, 0)
1510FIP_BL2_ARGS := tb-fw
1511endif
1512
1513BL2_SOURCES := $(sort ${BL2_SOURCES})
1514
1515$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1516	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1517
1518endif #(NEED_BL2)
1519
1520ifeq (${NEED_SCP_BL2},yes)
1521$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1522endif #(NEED_SCP_BL2)
1523
1524ifeq (${NEED_BL31},yes)
1525BL31_SOURCES += ${SPD_SOURCES}
1526# Sort BL31 source files to remove duplicates
1527BL31_SOURCES := $(sort ${BL31_SOURCES})
1528ifneq (${DECRYPTION_SUPPORT},none)
1529$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1530	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1531else
1532$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1533	$(eval $(call MAKE_BL,bl31,soc-fw)))
1534endif #(DECRYPTION_SUPPORT)
1535endif #(NEED_BL31)
1536
1537# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1538# build system will call TOOL_ADD_IMG to print a warning message and abort the
1539# process. Note that the dependency on BL32 applies to the FIP only.
1540ifeq (${NEED_BL32},yes)
1541# Sort BL32 source files to remove duplicates
1542BL32_SOURCES := $(sort ${BL32_SOURCES})
1543BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1544
1545ifneq (${DECRYPTION_SUPPORT},none)
1546$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1547	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1548else
1549$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1550	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1551endif #(DECRYPTION_SUPPORT)
1552endif #(NEED_BL32)
1553
1554# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1555# needs to be built from RMM_SOURCES.
1556ifeq (${NEED_RMM},yes)
1557# Sort RMM source files to remove duplicates
1558RMM_SOURCES := $(sort ${RMM_SOURCES})
1559BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1560
1561$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1562	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1563endif #(NEED_RMM)
1564
1565# Add the BL33 image if required by the platform
1566ifeq (${NEED_BL33},yes)
1567$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1568endif #(NEED_BL33)
1569
1570ifeq (${NEED_BL2U},yes)
1571$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1572	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1573endif #(NEED_BL2U)
1574
1575# Expand build macros for the different images
1576ifeq (${NEED_FDT},yes)
1577    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1578endif #(NEED_FDT)
1579
1580# Add Secure Partition packages
1581ifeq (${NEED_SP_PKG},yes)
1582$(BUILD_PLAT)/sp_gen.mk : ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1583	${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT} ${SP_DTS_LIST_FRAGMENT}
1584sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1585	@${ECHO_BLANK_LINE}
1586	@echo "Built SP Images successfully"
1587	@${ECHO_BLANK_LINE}
1588endif #(NEED_SP_PKG)
1589
1590locate-checkpatch:
1591ifndef CHECKPATCH
1592	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1593else
1594ifeq (,$(wildcard ${CHECKPATCH}))
1595	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1596endif
1597endif #(CHECKPATCH)
1598
1599clean:
1600	@echo "  CLEAN"
1601	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1602ifdef UNIX_MK
1603	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1604else
1605# Clear the MAKEFLAGS as we do not want
1606# to pass the gnumake flags to nmake.
1607	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1608endif #(UNIX_MK)
1609	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1610	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1611	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1612
1613realclean distclean:
1614	@echo "  REALCLEAN"
1615	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1616	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1617ifdef UNIX_MK
1618	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1619else
1620# Clear the MAKEFLAGS as we do not want
1621# to pass the gnumake flags to nmake.
1622	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1623endif #(UNIX_MK)
1624	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1625	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1626	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1627
1628checkcodebase:		locate-checkpatch
1629	@echo "  CHECKING STYLE"
1630	@if test -d .git ; then						\
1631		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1632		while read GIT_FILE ;					\
1633		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1634		done ;							\
1635	else								\
1636		 find . -type f -not -iwholename "*.git*"		\
1637		 -not -iwholename "*build*"				\
1638		 -not -iwholename "*libfdt*"				\
1639		 -not -iwholename "*libc*"				\
1640		 -not -iwholename "*docs*"				\
1641		 -not -iwholename "*.rst"				\
1642		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1643	fi
1644
1645checkpatch:		locate-checkpatch
1646	@echo "  CHECKING STYLE"
1647	@if test -n "${CHECKPATCH_OPTS}"; then				\
1648		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1649	fi
1650	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1651	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1652	do								\
1653		printf "\n[*] Checking style of '$$commit'\n\n";	\
1654		git log --format=email "$$commit~..$$commit"		\
1655			-- ${CHECK_PATHS} |				\
1656			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1657		git diff --format=email "$$commit~..$$commit"		\
1658			-- ${CHECK_PATHS} |				\
1659			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1660	done
1661
1662certtool: ${CRTTOOL}
1663
1664${CRTTOOL}: FORCE
1665	${Q}${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 ${CRTTOOLPATH} all
1666	@${ECHO_BLANK_LINE}
1667	@echo "Built $@ successfully"
1668	@${ECHO_BLANK_LINE}
1669
1670ifneq (${GENERATE_COT},0)
1671certificates: ${CRT_DEPS} ${CRTTOOL}
1672	${Q}${CRTTOOL} ${CRT_ARGS}
1673	@${ECHO_BLANK_LINE}
1674	@echo "Built $@ successfully"
1675	@echo "Certificates can be found in ${BUILD_PLAT}"
1676	@${ECHO_BLANK_LINE}
1677endif #(GENERATE_COT)
1678
1679${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1680	$(eval ${CHECK_FIP_CMD})
1681	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1682	${Q}${FIPTOOL} info $@
1683	@${ECHO_BLANK_LINE}
1684	@echo "Built $@ successfully"
1685	@${ECHO_BLANK_LINE}
1686
1687ifneq (${GENERATE_COT},0)
1688fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1689	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1690	@${ECHO_BLANK_LINE}
1691	@echo "Built $@ successfully"
1692	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1693	@${ECHO_BLANK_LINE}
1694endif #(GENERATE_COT)
1695
1696${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1697	$(eval ${CHECK_FWU_FIP_CMD})
1698	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1699	${Q}${FIPTOOL} info $@
1700	@${ECHO_BLANK_LINE}
1701	@echo "Built $@ successfully"
1702	@${ECHO_BLANK_LINE}
1703
1704fiptool: ${FIPTOOL}
1705fip: ${BUILD_PLAT}/${FIP_NAME}
1706fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1707
1708${FIPTOOL}: FORCE
1709ifdef UNIX_MK
1710	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1711else
1712# Clear the MAKEFLAGS as we do not want
1713# to pass the gnumake flags to nmake.
1714	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1715endif #(UNIX_MK)
1716
1717romlib.bin: libraries FORCE
1718	${Q}${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
1719
1720memmap: all
1721ifdef UNIX_MK
1722	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1723		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1724else
1725	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1726		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1727endif
1728
1729doc:
1730	@echo "  BUILD DOCUMENTATION"
1731	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1732
1733enctool: ${ENCTOOL}
1734
1735${ENCTOOL}: FORCE
1736	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1737	@${ECHO_BLANK_LINE}
1738	@echo "Built $@ successfully"
1739	@${ECHO_BLANK_LINE}
1740
1741cscope:
1742	@echo "  CSCOPE"
1743	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1744	${Q}cscope -b -q -k
1745
1746help:
1747	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1748	@echo ""
1749	@echo "PLAT is used to specify which platform you wish to build."
1750	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1751	@echo ""
1752	@echo "platform = ${PLATFORM_LIST}"
1753	@echo ""
1754	@echo "Please refer to the User Guide for a list of all supported options."
1755	@echo "Note that the build system doesn't track dependencies for build "
1756	@echo "options. Therefore, if any of the build options are changed "
1757	@echo "from a previous build, a clean build must be performed."
1758	@echo ""
1759	@echo "Supported Targets:"
1760	@echo "  all            Build all individual bootloader binaries"
1761	@echo "  bl1            Build the BL1 binary"
1762	@echo "  bl2            Build the BL2 binary"
1763	@echo "  bl2u           Build the BL2U binary"
1764	@echo "  bl31           Build the BL31 binary"
1765	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1766	@echo "                 this builds secure payload specified by AARCH32_SP"
1767	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1768	@echo "  fip            Build the Firmware Image Package (FIP)"
1769	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1770	@echo "  checkcodebase  Check the coding style of the entire source tree"
1771	@echo "  checkpatch     Check the coding style on changes in the current"
1772	@echo "                 branch against BASE_COMMIT (default origin/master)"
1773	@echo "  clean          Clean the build for the selected platform"
1774	@echo "  cscope         Generate cscope index"
1775	@echo "  distclean      Remove all build artifacts for all platforms"
1776	@echo "  certtool       Build the Certificate generation tool"
1777	@echo "  enctool        Build the Firmware encryption tool"
1778	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1779	@echo "  sp             Build the Secure Partition Packages"
1780	@echo "  sptool         Build the Secure Partition Package creation tool"
1781	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1782	@echo "  memmap         Print the memory map of the built binaries"
1783	@echo "  doc            Build html based documentation using Sphinx tool"
1784	@echo ""
1785	@echo "Note: most build targets require PLAT to be set to a specific platform."
1786	@echo ""
1787	@echo "example: build all targets for the FVP platform:"
1788	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1789
1790.PHONY: FORCE
1791FORCE:;
1792