xref: /rk3399_ARM-atf/Makefile (revision 1a56ed4b357e9023637c74c39c6885c558a737d2)
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				:= ${VERSION_MAJOR}.${VERSION_MINOR}
13
14# Default goal is build all images
15.DEFAULT_GOAL			:= all
16
17# Avoid any implicit propagation of command line variable definitions to
18# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
19# usage. Other command line options like "-s" are still propagated as usual.
20MAKEOVERRIDES =
21
22MAKE_HELPERS_DIRECTORY := make_helpers/
23include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
24include ${MAKE_HELPERS_DIRECTORY}build_env.mk
25
26################################################################################
27# Default values for build configurations, and their dependencies
28################################################################################
29
30include ${MAKE_HELPERS_DIRECTORY}defaults.mk
31
32# Assertions enabled for DEBUG builds by default
33ENABLE_ASSERTIONS		:= ${DEBUG}
34ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
35PLAT				:= ${DEFAULT_PLAT}
36
37################################################################################
38# Checkpatch script options
39################################################################################
40
41CHECKCODE_ARGS		:=	--no-patch
42# Do not check the coding style on imported library files or documentation files
43INC_ARM_DIRS_TO_CHECK	:=	$(sort $(filter-out                     \
44					include/drivers/arm/cryptocell,	\
45					$(wildcard include/drivers/arm/*)))
46INC_ARM_DIRS_TO_CHECK	+=	include/drivers/arm/cryptocell/*.h
47INC_DRV_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
48					include/drivers/arm,		\
49					$(wildcard include/drivers/*)))
50INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
51					include/lib/libfdt		\
52					include/lib/libc,		\
53					$(wildcard include/lib/*)))
54INC_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
55					include/lib			\
56					include/drivers,		\
57					$(wildcard include/*)))
58LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
59					lib/compiler-rt			\
60					lib/libfdt%			\
61					lib/libc,			\
62					lib/zlib			\
63					$(wildcard lib/*)))
64ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
65					lib				\
66					include				\
67					docs				\
68					%.rst,				\
69					$(wildcard *)))
70CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
71				${INC_DIRS_TO_CHECK}			\
72				${INC_LIB_DIRS_TO_CHECK}		\
73				${LIB_DIRS_TO_CHECK}			\
74				${INC_DRV_DIRS_TO_CHECK}		\
75				${INC_ARM_DIRS_TO_CHECK}
76
77################################################################################
78# Process build options
79################################################################################
80
81# Verbose flag
82ifeq (${V},0)
83	Q:=@
84	ECHO:=@echo
85	CHECKCODE_ARGS	+=	--no-summary --terse
86else
87	Q:=
88	ECHO:=$(ECHO_QUIET)
89endif
90
91ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
92	Q:=@
93	ECHO:=$(ECHO_QUIET)
94endif
95
96export Q ECHO
97
98################################################################################
99# Toolchain
100################################################################################
101
102HOSTCC			:=	gcc
103export HOSTCC
104
105CC			:=	${CROSS_COMPILE}gcc
106CPP			:=	${CROSS_COMPILE}cpp
107AS			:=	${CROSS_COMPILE}gcc
108AR			:=	${CROSS_COMPILE}ar
109LINKER			:=	${CROSS_COMPILE}ld
110OC			:=	${CROSS_COMPILE}objcopy
111OD			:=	${CROSS_COMPILE}objdump
112NM			:=	${CROSS_COMPILE}nm
113PP			:=	${CROSS_COMPILE}gcc -E
114DTC			:=	dtc
115
116# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
117ifneq ($(strip $(wildcard ${LD}.bfd) \
118	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
119LINKER			:=	${LINKER}.bfd
120endif
121
122################################################################################
123# Auxiliary tools (fiptool, cert_create, etc)
124################################################################################
125
126# Variables for use with Certificate Generation Tool
127CRTTOOLPATH		?=	tools/cert_create
128CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
129
130# Variables for use with Firmware Encryption Tool
131ENCTOOLPATH		?=	tools/encrypt_fw
132ENCTOOL			?=	${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
133
134# Variables for use with Firmware Image Package
135FIPTOOLPATH		?=	tools/fiptool
136FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
137
138# Variables for use with sptool
139SPTOOLPATH		?=	tools/sptool
140SPTOOL			?=	${SPTOOLPATH}/sptool.py
141SP_MK_GEN		?=	${SPTOOLPATH}/sp_mk_generator.py
142
143# Variables for use with ROMLIB
144ROMLIBPATH		?=	lib/romlib
145
146# Variable for use with Python
147PYTHON			?=	python3
148
149# Variables for use with documentation build using Sphinx tool
150DOCS_PATH		?=	docs
151
152################################################################################
153# Process BRANCH_PROTECTION value and set
154# Pointer Authentication and Branch Target Identification flags
155################################################################################
156ifeq (${BRANCH_PROTECTION},0)
157	# Default value turns off all types of branch protection
158	BP_OPTION := none
159else ifneq (${ARCH},aarch64)
160        $(error BRANCH_PROTECTION requires AArch64)
161else ifeq (${BRANCH_PROTECTION},1)
162	# Enables all types of branch protection features
163	BP_OPTION := standard
164	ENABLE_BTI := 1
165	ENABLE_PAUTH := 1
166else ifeq (${BRANCH_PROTECTION},2)
167	# Return address signing to its standard level
168	BP_OPTION := pac-ret
169	ENABLE_PAUTH := 1
170else ifeq (${BRANCH_PROTECTION},3)
171	# Extend the signing to include leaf functions
172	BP_OPTION := pac-ret+leaf
173	ENABLE_PAUTH := 1
174else ifeq (${BRANCH_PROTECTION},4)
175	# Turn on branch target identification mechanism
176	BP_OPTION := bti
177	ENABLE_BTI := 1
178else
179        $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
180endif #(BRANCH_PROTECTION)
181
182################################################################################
183# RME dependent flags configuration
184################################################################################
185# FEAT_RME
186ifeq (${ENABLE_RME},1)
187	# RME doesn't support PIE
188	ifneq (${ENABLE_PIE},0)
189                $(error ENABLE_RME does not support PIE)
190	endif
191
192	# RME doesn't support BRBE
193	ifneq (${ENABLE_BRBE_FOR_NS},0)
194                $(error ENABLE_RME does not support BRBE.)
195	endif
196
197	# RME requires AARCH64
198	ifneq (${ARCH},aarch64)
199                $(error ENABLE_RME requires AArch64)
200	endif
201
202	# RME requires el2 context to be saved for now.
203	CTX_INCLUDE_EL2_REGS := 1
204	CTX_INCLUDE_AARCH32_REGS := 0
205	ARM_ARCH_MAJOR := 8
206	ARM_ARCH_MINOR := 5
207	ENABLE_FEAT_ECV = 1
208	ENABLE_FEAT_FGT = 1
209	CTX_INCLUDE_PAUTH_REGS := 1
210
211	# RME enables CSV2_2 extension by default.
212	ENABLE_FEAT_CSV2_2 = 1
213endif #(FEAT_RME)
214
215################################################################################
216# Compiler Configuration based on ARCH_MAJOR and ARCH_MINOR flags
217################################################################################
218ifeq (${ARM_ARCH_MAJOR},7)
219	target32-directive	= 	-target arm-none-eabi
220# Will set march32-directive from platform configuration
221else
222	target32-directive	= 	-target armv8a-none-eabi
223
224# Set the compiler's target architecture profile based on
225# ARM_ARCH_MAJOR ARM_ARCH_MINOR options
226	ifeq (${ARM_ARCH_MINOR},0)
227		march32-directive	= 	-march=armv${ARM_ARCH_MAJOR}-a
228		march64-directive	= 	-march=armv${ARM_ARCH_MAJOR}-a
229	else
230		march32-directive	= 	-march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a
231		march64-directive	= 	-march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a
232	endif #(ARM_ARCH_MINOR)
233endif #(ARM_ARCH_MAJOR)
234
235################################################################################
236# Get Architecture Feature Modifiers
237################################################################################
238arch-features		=	${ARM_ARCH_FEATURE}
239
240####################################################
241# Enable required options for Memory Stack Tagging.
242####################################################
243
244# Memory tagging is supported in architecture Armv8.5-A AArch64 and onwards
245ifeq ($(ARCH), aarch64)
246	# Check if revision is greater than or equal to 8.5
247	ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))"
248		mem_tag_arch_support	= 	yes
249	endif
250endif #(ARCH=aarch64)
251
252# Currently, these options are enabled only for clang and armclang compiler.
253ifeq (${SUPPORT_STACK_MEMTAG},yes)
254	ifdef mem_tag_arch_support
255		# Check for armclang and clang compilers
256		ifneq ( ,$(filter $(notdir $(CC)),armclang clang))
257		# Add "memtag" architecture feature modifier if not specified
258			ifeq ( ,$(findstring memtag,$(arch-features)))
259				arch-features	:=	$(arch-features)+memtag
260			endif	# memtag
261			ifeq ($(notdir $(CC)),armclang)
262				TF_CFLAGS	+=	-mmemtag-stack
263			else ifeq ($(notdir $(CC)),clang)
264				TF_CFLAGS	+=	-fsanitize=memtag
265			endif	# armclang
266		endif
267	else
268                $(error "Error: stack memory tagging is not supported for  \
269                 architecture ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
270	endif #(mem_tag_arch_support)
271endif #(SUPPORT_STACK_MEMTAG)
272
273# Set the compiler's architecture feature modifiers
274ifneq ($(arch-features), none)
275	# Strip "none+" from arch-features
276	arch-features		:=	$(subst none+,,$(arch-features))
277	ifeq ($(ARCH), aarch32)
278		march32-directive	:=	$(march32-directive)+$(arch-features)
279	else
280		march64-directive	:=	$(march64-directive)+$(arch-features)
281	endif
282# Print features
283        $(info Arm Architecture Features specified: $(subst +, ,$(arch-features)))
284endif #(arch-features)
285
286ifneq ($(findstring clang,$(notdir $(CC))),)
287	ifneq ($(findstring armclang,$(notdir $(CC))),)
288		TF_CFLAGS_aarch32	:=	-target arm-arm-none-eabi $(march32-directive)
289		TF_CFLAGS_aarch64	:=	-target aarch64-arm-none-eabi $(march64-directive)
290		LD			:=	$(LINKER)
291	else
292		TF_CFLAGS_aarch32	=	$(target32-directive) $(march32-directive)
293		TF_CFLAGS_aarch64	:=	-target aarch64-elf $(march64-directive)
294		LD			:=	$(shell $(CC) --print-prog-name ld.lld)
295
296		AR			:=	$(shell $(CC) --print-prog-name llvm-ar)
297		OD			:=	$(shell $(CC) --print-prog-name llvm-objdump)
298		OC			:=	$(shell $(CC) --print-prog-name llvm-objcopy)
299	endif
300
301	CPP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
302	PP		:=	$(CC) -E $(TF_CFLAGS_$(ARCH))
303	AS		:=	$(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
304else ifneq ($(findstring gcc,$(notdir $(CC))),)
305	TF_CFLAGS_aarch32	=	$(march32-directive)
306	TF_CFLAGS_aarch64	=	$(march64-directive)
307	ifeq ($(ENABLE_LTO),1)
308		# Enable LTO only for aarch64
309		ifeq (${ARCH},aarch64)
310			LTO_CFLAGS	=	-flto
311			# Use gcc as a wrapper for the ld, recommended for LTO
312			LINKER		:=	${CROSS_COMPILE}gcc
313		endif
314	endif
315	LD			=	$(LINKER)
316else
317	TF_CFLAGS_aarch32	=	$(march32-directive)
318	TF_CFLAGS_aarch64	=	$(march64-directive)
319	LD			=	$(LINKER)
320endif #(clang)
321
322# Process Debug flag
323$(eval $(call add_define,DEBUG))
324ifneq (${DEBUG}, 0)
325	BUILD_TYPE	:=	debug
326	TF_CFLAGS	+=	-g -gdwarf-4
327	ASFLAGS		+=	-g -Wa,-gdwarf-4
328
329	# Use LOG_LEVEL_INFO by default for debug builds
330	LOG_LEVEL	:=	40
331else
332	BUILD_TYPE	:=	release
333	# Use LOG_LEVEL_NOTICE by default for release builds
334	LOG_LEVEL	:=	20
335endif #(Debug)
336
337# Default build string (git branch and commit)
338ifeq (${BUILD_STRING},)
339	BUILD_STRING  :=  $(shell git describe --always --dirty --tags 2> /dev/null)
340endif
341VERSION_STRING    :=  v${VERSION}(${BUILD_TYPE}):${BUILD_STRING}
342
343ifeq (${AARCH32_INSTRUCTION_SET},A32)
344	TF_CFLAGS_aarch32	+=	-marm
345else ifeq (${AARCH32_INSTRUCTION_SET},T32)
346	TF_CFLAGS_aarch32	+=	-mthumb
347else
348        $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
349endif #(AARCH32_INSTRUCTION_SET)
350
351TF_CFLAGS_aarch32	+=	-mno-unaligned-access
352TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
353
354ifneq (${BP_OPTION},none)
355	TF_CFLAGS_aarch64	+=	-mbranch-protection=${BP_OPTION}
356endif #(BP_OPTION)
357
358ASFLAGS_aarch32		=	$(march32-directive)
359ASFLAGS_aarch64		=	$(march64-directive)
360
361##############################################################################
362# WARNINGS Configuration
363###############################################################################
364# General warnings
365WARNINGS		:=	-Wall -Wmissing-include-dirs -Wunused	\
366				-Wdisabled-optimization -Wvla -Wshadow	\
367				-Wredundant-decls
368# stricter warnings
369WARNINGS		+=	-Wextra -Wno-trigraphs
370# too verbose for generic build
371WARNINGS		+=	-Wno-missing-field-initializers \
372				-Wno-type-limits -Wno-sign-compare \
373# on clang this flag gets reset if -Wextra is set after it. No difference on gcc
374WARNINGS		+=	-Wno-unused-parameter
375
376# Additional warnings
377# Level 1 - infrequent warnings we should have none of
378# full -Wextra
379WARNING1 += -Wsign-compare
380WARNING1 += -Wtype-limits
381WARNING1 += -Wmissing-field-initializers
382
383# Level 2 - problematic warnings that we want
384# zlib, compiler-rt, coreboot, and mbdedtls blow up with these
385# TODO: disable just for them and move into default build
386WARNING2 += -Wold-style-definition
387WARNING2 += -Wmissing-prototypes
388WARNING2 += -Wmissing-format-attribute
389# TF-A aims to comply with this eventually. Effort too large at present
390WARNING2 += -Wundef
391# currently very involved and many platforms set this off
392WARNING2 += -Wunused-const-variable=2
393
394# Level 3 - very pedantic, frequently ignored
395WARNING3 := -Wbad-function-cast
396WARNING3 += -Waggregate-return
397WARNING3 += -Wnested-externs
398WARNING3 += -Wcast-align
399WARNING3 += -Wcast-qual
400WARNING3 += -Wconversion
401WARNING3 += -Wpacked
402WARNING3 += -Wpointer-arith
403WARNING3 += -Wswitch-default
404
405# Setting W is quite verbose and most warnings will be pre-existing issues
406# outside of the contributor's control. Don't fail the build on them so warnings
407# can be seen and hopefully addressed
408ifdef W
409	ifneq (${W},0)
410		E	 ?= 0
411	endif
412endif
413
414ifeq (${W},1)
415	WARNINGS += $(WARNING1)
416else ifeq (${W},2)
417	WARNINGS += $(WARNING1) $(WARNING2)
418else ifeq (${W},3)
419	WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
420endif #(W)
421
422# Compiler specific warnings
423ifeq ($(findstring clang,$(notdir $(CC))),)
424# not using clang
425WARNINGS	+=		-Wunused-but-set-variable -Wmaybe-uninitialized	\
426				-Wpacked-bitfield-compat -Wshift-overflow=2 \
427				-Wlogical-op
428
429# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
430TF_CFLAGS		+= 	$(call cc_option, --param=min-pagesize=0)
431
432else
433# using clang
434WARNINGS	+=		-Wshift-overflow -Wshift-sign-overflow \
435				-Wlogical-op-parentheses
436endif #(Clang Warning)
437
438ifneq (${E},0)
439	ERRORS := -Werror
440endif #(E)
441
442################################################################################
443# Compiler and Linker Directives
444################################################################################
445CPPFLAGS		=	${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc	\
446				$(ERRORS) $(WARNINGS)
447ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
448				-ffreestanding -Wa,--fatal-warnings
449TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
450				-ffunction-sections -fdata-sections		\
451				-ffreestanding -fno-builtin -fno-common		\
452				-Os -std=gnu99
453
454ifeq (${SANITIZE_UB},on)
455	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover
456endif #(${SANITIZE_UB},on)
457
458ifeq (${SANITIZE_UB},trap)
459	TF_CFLAGS	+=	-fsanitize=undefined -fno-sanitize-recover	\
460				-fsanitize-undefined-trap-on-error
461endif #(${SANITIZE_UB},trap)
462
463GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
464
465TF_LDFLAGS		+=	-z noexecstack
466
467# LD = armlink
468ifneq ($(findstring armlink,$(notdir $(LD))),)
469	TF_LDFLAGS		+=	--diag_error=warning --lto_level=O1
470	TF_LDFLAGS		+=	--remove --info=unused,unusedsymbols
471	TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
472
473# LD = gcc (used when GCC LTO is enabled)
474else ifneq ($(findstring gcc,$(notdir $(LD))),)
475	# Pass ld options with Wl or Xlinker switches
476	TF_LDFLAGS		+=	-Wl,--fatal-warnings -O1
477	TF_LDFLAGS		+=	-Wl,--gc-sections
478
479	TF_LDFLAGS		+=	-Wl,-z,common-page-size=4096 #Configure page size constants
480	TF_LDFLAGS		+=	-Wl,-z,max-page-size=4096
481
482	ifeq ($(ENABLE_LTO),1)
483		ifeq (${ARCH},aarch64)
484			TF_LDFLAGS	+=	-flto -fuse-linker-plugin
485		endif
486	endif #(ENABLE_LTO)
487
488# GCC automatically adds fix-cortex-a53-843419 flag when used to link
489# which breaks some builds, so disable if errata fix is not explicitly enabled
490	ifneq (${ERRATA_A53_843419},1)
491		TF_LDFLAGS	+= 	-mno-fix-cortex-a53-843419
492	endif
493	TF_LDFLAGS		+= 	-nostdlib
494	TF_LDFLAGS		+=	$(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
495
496# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
497else
498# With ld.bfd version 2.39 and newer new warnings are added. Skip those since we
499# are not loaded by a elf loader.
500	TF_LDFLAGS		+=	$(call ld_option, --no-warn-rwx-segments)
501	TF_LDFLAGS		+=	-O1
502	TF_LDFLAGS		+=	--gc-sections
503
504	TF_LDFLAGS		+=	-z common-page-size=4096 # Configure page size constants
505	TF_LDFLAGS		+=	-z max-page-size=4096
506
507# ld.lld doesn't recognize the errata flags,
508# therefore don't add those in that case.
509# ld.lld reports section type mismatch warnings,
510# therefore don't add --fatal-warnings to it.
511	ifeq ($(findstring ld.lld,$(notdir $(LD))),)
512		TF_LDFLAGS	+=	$(TF_LDFLAGS_$(ARCH)) --fatal-warnings
513	endif
514
515endif #(LD = armlink)
516
517DTC_FLAGS		+=	-I dts -O dtb
518DTC_CPPFLAGS		+=	-P -nostdinc -Iinclude -Ifdts -undef \
519				-x assembler-with-cpp $(DEFINES)
520
521################################################################################
522# Common sources and include directories
523################################################################################
524include ${MAKE_HELPERS_DIRECTORY}arch_features.mk
525include lib/compiler-rt/compiler-rt.mk
526
527BL_COMMON_SOURCES	+=	common/bl_common.c			\
528				common/tf_log.c				\
529				common/${ARCH}/debug.S			\
530				drivers/console/multi_console.c		\
531				lib/${ARCH}/cache_helpers.S		\
532				lib/${ARCH}/misc_helpers.S		\
533				plat/common/plat_bl_common.c		\
534				plat/common/plat_log_common.c		\
535				plat/common/${ARCH}/plat_common.c	\
536				plat/common/${ARCH}/platform_helpers.S	\
537				${COMPILER_RT_SRCS}
538
539# Pointer Authentication sources
540ifeq (${ENABLE_PAUTH}, 1)
541# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
542# Pauth support. As it's not secure, it must be reimplemented for real platforms
543	BL_COMMON_SOURCES	+=	lib/extensions/pauth/pauth_helpers.S
544endif
545
546ifeq ($(notdir $(CC)),armclang)
547	BL_COMMON_SOURCES	+=	lib/${ARCH}/armclang_printf.S
548endif
549
550ifeq (${SANITIZE_UB},on)
551	BL_COMMON_SOURCES	+=	plat/common/ubsan.c
552endif
553
554INCLUDES		+=	-Iinclude				\
555				-Iinclude/arch/${ARCH}			\
556				-Iinclude/lib/cpus/${ARCH}		\
557				-Iinclude/lib/el3_runtime/${ARCH}	\
558				${PLAT_INCLUDES}			\
559				${SPD_INCLUDES}
560
561include common/backtrace/backtrace.mk
562
563################################################################################
564# Generic definitions
565################################################################################
566include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
567
568ifeq (${BUILD_BASE},)
569     BUILD_BASE		:=	./build
570endif
571BUILD_PLAT		:=	$(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
572
573SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
574
575# Platforms providing their own TBB makefile may override this value
576INCLUDE_TBBR_MK		:=	1
577
578################################################################################
579# Include SPD Makefile if one has been specified
580################################################################################
581
582ifneq (${SPD},none)
583	ifeq (${ARCH},aarch32)
584                $(error "Error: SPD is incompatible with AArch32.")
585	endif
586
587	ifdef EL3_PAYLOAD_BASE
588                $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
589                $(warning "The SPD and its BL32 companion will be present but \
590                ignored.")
591	endif
592
593	ifeq (${SPD},spmd)
594	# SPMD is located in std_svc directory
595		SPD_DIR := std_svc
596
597		ifeq ($(SPMD_SPM_AT_SEL2),1)
598			CTX_INCLUDE_EL2_REGS := 1
599			ifeq ($(SPMC_AT_EL3),1)
600                                $(error SPM cannot be enabled in both S-EL2 and EL3.)
601			endif
602		endif
603
604		ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
605			DTC_CPPFLAGS	+=	-DOPTEE_SP_FW_CONFIG
606		endif
607
608		ifeq ($(TS_SP_FW_CONFIG),1)
609		DTC_CPPFLAGS	+=	-DTS_SP_FW_CONFIG
610		endif
611
612		ifneq ($(ARM_BL2_SP_LIST_DTS),)
613		DTC_CPPFLAGS += -DARM_BL2_SP_LIST_DTS=$(ARM_BL2_SP_LIST_DTS)
614		endif
615
616		ifneq ($(SP_LAYOUT_FILE),)
617		BL2_ENABLE_SP_LOAD := 1
618		endif
619	else
620		# All other SPDs in spd directory
621		SPD_DIR := spd
622	endif #(SPD)
623
624	# We expect to locate an spd.mk under the specified SPD directory
625	SPD_MAKE	:=	$(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
626
627	ifeq (${SPD_MAKE},)
628                $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
629	endif
630        $(info Including ${SPD_MAKE})
631        include ${SPD_MAKE}
632
633	# If there's BL32 companion for the chosen SPD, we expect that the SPD's
634	# Makefile would set NEED_BL32 to "yes". In this case, the build system
635	# supports two mutually exclusive options:
636	# * BL32 is built from source: then BL32_SOURCES must contain the list
637	#   of source files to build BL32
638	# * BL32 is a prebuilt binary: then BL32 must point to the image file
639	#   that will be included in the FIP
640	# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
641	# over the sources.
642endif #(SPD=none)
643
644ifeq (${CTX_INCLUDE_EL2_REGS}, 1)
645	ifeq (${SPD},none)
646		ifeq (${ENABLE_RME},0)
647                        $(error CTX_INCLUDE_EL2_REGS is available only when SPD \
648                        or RME is enabled)
649		endif
650	endif
651endif
652
653################################################################################
654# Include rmmd Makefile if RME is enabled
655################################################################################
656ifneq (${ENABLE_RME},0)
657	ifneq (${ARCH},aarch64)
658                $(error ENABLE_RME requires AArch64)
659	endif
660	ifeq ($(SPMC_AT_EL3),1)
661                $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.)
662	endif
663
664	ifneq (${SPD}, none)
665		ifneq (${SPD}, spmd)
666                        $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd)
667		endif
668	endif
669include services/std_svc/rmmd/rmmd.mk
670$(warning "RME is an experimental feature")
671endif
672
673################################################################################
674# Include the platform specific Makefile after the SPD Makefile (the platform
675# makefile may use all previous definitions in this file)
676################################################################################
677
678include ${PLAT_MAKEFILE_FULL}
679
680# This internal flag is common option which is set to 1 for scenarios
681# when the BL2 is running in EL3 level. This occurs in two scenarios -
682# 4 world system running BL2 at EL3 and two world system without BL1 running
683# BL2 in EL3
684
685ifeq (${RESET_TO_BL2},1)
686	BL2_RUNS_AT_EL3	:=	1
687	ifeq (${ENABLE_RME},1)
688                $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not \
689                supported at the moment.)
690	endif
691else ifeq (${ENABLE_RME},1)
692	BL2_RUNS_AT_EL3	:=	1
693else
694	BL2_RUNS_AT_EL3	:=	0
695endif
696
697$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
698
699ifeq (${ARM_ARCH_MAJOR},7)
700include make_helpers/armv7-a-cpus.mk
701endif
702
703PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
704ifneq ($(PIE_FOUND),)
705	TF_CFLAGS	+=	-fno-PIE
706ifneq ($(findstring gcc,$(notdir $(LD))),)
707	TF_LDFLAGS	+=	-no-pie
708endif
709endif #(PIE_FOUND)
710
711ifneq ($(findstring gcc,$(notdir $(LD))),)
712	PIE_LDFLAGS	+=	-Wl,-pie -Wl,--no-dynamic-linker
713else
714	PIE_LDFLAGS	+=	-pie --no-dynamic-linker
715endif
716
717ifeq ($(ENABLE_PIE),1)
718	ifeq ($(RESET_TO_BL2),1)
719		ifneq ($(BL2_IN_XIP_MEM),1)
720			BL2_CPPFLAGS	+=	-fpie
721			BL2_CFLAGS	+=	-fpie
722			BL2_LDFLAGS	+=	$(PIE_LDFLAGS)
723		endif #(BL2_IN_XIP_MEM)
724	endif #(RESET_TO_BL2)
725	BL31_CPPFLAGS	+=	-fpie
726	BL31_CFLAGS 	+=	-fpie
727	BL31_LDFLAGS	+=	$(PIE_LDFLAGS)
728
729	BL32_CPPFLAGS	+=	-fpie
730	BL32_CFLAGS	+=	-fpie
731	BL32_LDFLAGS	+=	$(PIE_LDFLAGS)
732endif #(ENABLE_PIE)
733
734BL1_CPPFLAGS  += -DREPORT_ERRATA=${DEBUG}
735BL31_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
736BL32_CPPFLAGS += -DREPORT_ERRATA=${DEBUG}
737
738BL1_CPPFLAGS += -DIMAGE_AT_EL3
739ifeq ($(RESET_TO_BL2),1)
740	BL2_CPPFLAGS += -DIMAGE_AT_EL3
741else
742	BL2_CPPFLAGS += -DIMAGE_AT_EL1
743endif #(RESET_TO_BL2)
744
745ifeq (${ARCH},aarch64)
746	BL2U_CPPFLAGS += -DIMAGE_AT_EL1
747	BL31_CPPFLAGS += -DIMAGE_AT_EL3
748	BL32_CPPFLAGS += -DIMAGE_AT_EL1
749else
750	BL32_CPPFLAGS += -DIMAGE_AT_EL3
751endif
752
753# Include the CPU specific operations makefile, which provides default
754# values for all CPU errata workarounds and CPU specific optimisations.
755# This can be overridden by the platform.
756include lib/cpus/cpu-ops.mk
757
758################################################################################
759# Build `AARCH32_SP` as BL32 image for AArch32
760################################################################################
761ifeq (${ARCH},aarch32)
762        NEED_BL32 := yes
763
764        ifneq (${AARCH32_SP},none)
765        # We expect to locate an sp.mk under the specified AARCH32_SP directory
766		AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
767
768                ifeq (${AARCH32_SP_MAKE},)
769                        $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
770                endif
771        $(info Including ${AARCH32_SP_MAKE})
772        include ${AARCH32_SP_MAKE}
773        endif
774endif #(ARCH=aarch32)
775
776################################################################################
777# Include libc if not overridden
778################################################################################
779ifeq (${OVERRIDE_LIBC},0)
780include lib/libc/libc.mk
781endif
782
783################################################################################
784# Check incompatible options and dependencies
785################################################################################
786
787# USE_DEBUGFS experimental feature recommended only in debug builds
788ifeq (${USE_DEBUGFS},1)
789        ifeq (${DEBUG},1)
790                $(warning DEBUGFS experimental feature is enabled.)
791        else
792                $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
793        endif
794endif #(USE_DEBUGFS)
795
796# USE_SPINLOCK_CAS requires AArch64 build
797ifeq (${USE_SPINLOCK_CAS},1)
798        ifneq (${ARCH},aarch64)
799               $(error USE_SPINLOCK_CAS requires AArch64)
800        endif
801endif #(USE_SPINLOCK_CAS)
802
803# The cert_create tool cannot generate certificates individually, so we use the
804# target 'certificates' to create them all
805ifneq (${GENERATE_COT},0)
806        FIP_DEPS += certificates
807        FWU_FIP_DEPS += fwu_certificates
808endif
809
810ifneq (${DECRYPTION_SUPPORT},none)
811	ENC_ARGS += -f ${FW_ENC_STATUS}
812	ENC_ARGS += -k ${ENC_KEY}
813	ENC_ARGS += -n ${ENC_NONCE}
814	FIP_DEPS += enctool
815	FWU_FIP_DEPS += enctool
816endif #(DECRYPTION_SUPPORT)
817
818ifdef EL3_PAYLOAD_BASE
819	ifdef PRELOADED_BL33_BASE
820                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
821		incompatible build options. EL3_PAYLOAD_BASE has priority.")
822	endif
823	ifneq (${GENERATE_COT},0)
824                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \
825                build options.")
826	endif
827	ifneq (${TRUSTED_BOARD_BOOT},0)
828                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \
829                incompatible \ build options.")
830	endif
831endif #(EL3_PAYLOAD_BASE)
832
833ifeq (${NEED_BL33},yes)
834	ifdef EL3_PAYLOAD_BASE
835                $(warning "BL33 image is not needed when option \
836                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
837	endif
838	ifdef PRELOADED_BL33_BASE
839                $(warning "BL33 image is not needed when option \
840                PRELOADED_BL33_BASE is used and won't be added to the FIP file.")
841	endif
842endif #(NEED_BL33)
843
844# When building for systems with hardware-assisted coherency, there's no need to
845# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
846ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
847        $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
848endif
849
850#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
851ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
852        $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
853endif
854
855# RAS_EXTENSION is deprecated, provide alternate build options
856ifeq ($(RAS_EXTENSION),1)
857        $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \
858        and RAS_FFH_SUPPORT instead")
859endif
860
861# RAS firmware first handling requires that EAs are handled in EL3 first
862ifeq ($(RAS_FFH_SUPPORT),1)
863	ifneq ($(ENABLE_FEAT_RAS),1)
864                $(error For RAS_FFH_SUPPORT, ENABLE_FEAT_RAS must also be 1)
865	endif
866	ifneq ($(HANDLE_EA_EL3_FIRST_NS),1)
867                $(error For RAS_FFH_SUPPORT, HANDLE_EA_EL3_FIRST_NS must also be 1)
868	endif
869endif #(RAS_FFH_SUPPORT)
870
871# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled
872ifeq ($(FAULT_INJECTION_SUPPORT),1)
873	ifeq ($(ENABLE_FEAT_RAS),0)
874                $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0)
875	endif
876endif #(FAULT_INJECTION_SUPPORT)
877
878# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
879ifeq ($(DYN_DISABLE_AUTH), 1)
880	ifeq (${TRUSTED_BOARD_BOOT}, 0)
881                $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \
882                to be set.")
883	endif
884endif #(DYN_DISABLE_AUTH)
885
886ifeq ($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT),1-1)
887# Support authentication verification and hash calculation
888	CRYPTO_SUPPORT := 3
889else ifeq ($(DRTM_SUPPORT)-$(TRUSTED_BOARD_BOOT),1-1)
890# Support authentication verification and hash calculation
891	CRYPTO_SUPPORT := 3
892else ifneq ($(filter 1,${MEASURED_BOOT} ${DRTM_SUPPORT}),)
893# Support hash calculation only
894	CRYPTO_SUPPORT := 2
895else ifeq (${TRUSTED_BOARD_BOOT},1)
896# Support authentication verification only
897	CRYPTO_SUPPORT := 1
898else
899	CRYPTO_SUPPORT := 0
900endif #($(MEASURED_BOOT)-$(TRUSTED_BOARD_BOOT))
901
902# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
903ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
904        $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled")
905endif
906
907# If pointer authentication is used in the firmware, make sure that all the
908# registers associated to it are also saved and restored.
909# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
910ifeq ($(ENABLE_PAUTH),1)
911	ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
912                $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
913	endif
914endif #(ENABLE_PAUTH)
915
916ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
917	ifneq (${ARCH},aarch64)
918                $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
919	endif
920endif #(CTX_INCLUDE_PAUTH_REGS)
921
922ifeq ($(CTX_INCLUDE_MTE_REGS),1)
923	ifneq (${ARCH},aarch64)
924                $(error CTX_INCLUDE_MTE_REGS requires AArch64)
925	endif
926endif #(CTX_INCLUDE_MTE_REGS)
927
928ifeq ($(PSA_FWU_SUPPORT),1)
929        $(info PSA_FWU_SUPPORT is an experimental feature)
930endif #(PSA_FWU_SUPPORT)
931
932ifeq ($(FEATURE_DETECTION),1)
933        $(info FEATURE_DETECTION is an experimental feature)
934endif #(FEATURE_DETECTION)
935
936ifneq ($(ENABLE_SME2_FOR_NS), 0)
937	ifeq (${ENABLE_SME_FOR_NS}, 0)
938                $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \
939                to be set")
940                $(warning "Forced ENABLE_SME_FOR_NS=1")
941		override ENABLE_SME_FOR_NS	:= 1
942	endif
943endif #(ENABLE_SME2_FOR_NS)
944
945ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
946	ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
947                $(error "ALLOW_RO_XLAT_TABLES requires translation tables \
948                library v2")
949	endif
950endif #(ARM_XLAT_TABLES_LIB_V1)
951
952ifneq (${DECRYPTION_SUPPORT},none)
953	ifeq (${TRUSTED_BOARD_BOOT}, 0)
954                $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \
955                to be set)
956	endif
957endif #(DECRYPTION_SUPPORT)
958
959# Ensure that no Aarch64-only features are enabled in Aarch32 build
960ifeq (${ARCH},aarch32)
961
962	# SME/SVE only supported on AArch64
963	ifneq (${ENABLE_SME_FOR_NS},0)
964                $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32")
965	endif
966
967	ifeq (${ENABLE_SVE_FOR_NS},1)
968		# Warning instead of error due to CI dependency on this
969                $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32")
970	endif
971
972	# BRBE is not supported in AArch32
973	ifeq (${ENABLE_BRBE_FOR_NS},1)
974                $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32")
975	endif
976
977	# FEAT_RNG_TRAP is not supported in AArch32
978	ifeq (${ENABLE_FEAT_RNG_TRAP},1)
979                $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32")
980	endif
981endif #(ARCH=aarch32)
982
983# Ensure ENABLE_RME is not used with SME
984ifeq (${ENABLE_RME},1)
985	ifneq (${ENABLE_SME_FOR_NS},0)
986                $(error "ENABLE_SME_FOR_NS cannot be used with ENABLE_RME")
987	endif
988endif
989
990ifneq (${ENABLE_SME_FOR_NS},0)
991	ifeq (${ENABLE_SVE_FOR_NS},0)
992                $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS")
993	endif
994endif #(ENABLE_SME_FOR_NS)
995
996# Secure SME/SVE requires the non-secure component as well
997ifeq (${ENABLE_SME_FOR_SWD},1)
998	ifeq (${ENABLE_SME_FOR_NS},0)
999                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS")
1000	endif
1001	ifeq (${ENABLE_SVE_FOR_SWD},0)
1002                $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD")
1003	endif
1004endif #(ENABLE_SME_FOR_SWD)
1005
1006ifeq (${ENABLE_SVE_FOR_SWD},1)
1007	ifeq (${ENABLE_SVE_FOR_NS},0)
1008                $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS")
1009	endif
1010endif #(ENABLE_SVE_FOR_SWD)
1011
1012# SVE and SME cannot be used with CTX_INCLUDE_FPREGS since secure manager does
1013# its own context management including FPU registers.
1014ifeq (${CTX_INCLUDE_FPREGS},1)
1015	ifneq (${ENABLE_SME_FOR_NS},0)
1016                $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1017	endif
1018
1019	ifeq (${ENABLE_SVE_FOR_NS},1)
1020		# Warning instead of error due to CI dependency on this
1021                $(warning "ENABLE_SVE_FOR_NS cannot be used with CTX_INCLUDE_FPREGS")
1022                $(warning "Forced ENABLE_SVE_FOR_NS=0")
1023		override ENABLE_SVE_FOR_NS	:= 0
1024	endif
1025endif #(CTX_INCLUDE_FPREGS)
1026
1027ifeq ($(DRTM_SUPPORT),1)
1028        $(info DRTM_SUPPORT is an experimental feature)
1029endif
1030
1031ifeq (${ENABLE_RME},1)
1032	ifneq (${SEPARATE_CODE_AND_RODATA},1)
1033                $(error `ENABLE_RME=1` requires `SEPARATE_CODE_AND_RODATA=1`)
1034	endif
1035endif
1036
1037# Determine if FEAT_RNG is supported
1038ENABLE_FEAT_RNG		=	$(if $(findstring rng,${arch-features}),1,0)
1039
1040# Determine if FEAT_SB is supported
1041ENABLE_FEAT_SB		=	$(if $(findstring sb,${arch-features}),1,0)
1042
1043################################################################################
1044# Process platform overrideable behaviour
1045################################################################################
1046
1047ifdef BL1_SOURCES
1048	NEED_BL1 := yes
1049endif #(BL1_SOURCES)
1050
1051ifdef BL2_SOURCES
1052	NEED_BL2 := yes
1053
1054	# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
1055	# Certificate generation tools. This flag can be overridden by the platform.
1056	ifdef EL3_PAYLOAD_BASE
1057		# If booting an EL3 payload there is no need for a BL33 image
1058		# in the FIP file.
1059		NEED_BL33		:=	no
1060	else
1061		ifdef PRELOADED_BL33_BASE
1062			# If booting a BL33 preloaded image there is no need of
1063			# another one in the FIP file.
1064			NEED_BL33		:=	no
1065		else
1066			NEED_BL33		?=	yes
1067		endif
1068	endif
1069endif #(BL2_SOURCES)
1070
1071ifdef BL2U_SOURCES
1072	NEED_BL2U := yes
1073endif #(BL2U_SOURCES)
1074
1075# If SCP_BL2 is given, we always want FIP to include it.
1076ifdef SCP_BL2
1077	NEED_SCP_BL2		:=	yes
1078endif #(SCP_BL2)
1079
1080# For AArch32, BL31 is not currently supported.
1081ifneq (${ARCH},aarch32)
1082	ifdef BL31_SOURCES
1083	# When booting an EL3 payload, there is no need to compile the BL31
1084	# image nor put it in the FIP.
1085		ifndef EL3_PAYLOAD_BASE
1086			NEED_BL31 := yes
1087		endif
1088	endif
1089endif #(ARCH=aarch64)
1090
1091# Process TBB related flags
1092ifneq (${GENERATE_COT},0)
1093	# Common cert_create options
1094	ifneq (${CREATE_KEYS},0)
1095                $(eval CRT_ARGS += -n)
1096                $(eval FWU_CRT_ARGS += -n)
1097		ifneq (${SAVE_KEYS},0)
1098                        $(eval CRT_ARGS += -k)
1099                        $(eval FWU_CRT_ARGS += -k)
1100		endif
1101	endif
1102	# Include TBBR makefile (unless the platform indicates otherwise)
1103	ifeq (${INCLUDE_TBBR_MK},1)
1104                include make_helpers/tbbr/tbbr_tools.mk
1105	endif
1106endif #(GENERATE_COT)
1107
1108ifneq (${FIP_ALIGN},0)
1109	FIP_ARGS += --align ${FIP_ALIGN}
1110endif #(FIP_ALIGN)
1111
1112ifdef FDT_SOURCES
1113	NEED_FDT := yes
1114endif #(FDT_SOURCES)
1115
1116################################################################################
1117# Include libraries' Makefile that are used in all BL
1118################################################################################
1119
1120include lib/stack_protector/stack_protector.mk
1121
1122################################################################################
1123# Include BL specific makefiles
1124################################################################################
1125
1126ifeq (${NEED_BL1},yes)
1127include bl1/bl1.mk
1128endif
1129
1130ifeq (${NEED_BL2},yes)
1131include bl2/bl2.mk
1132endif
1133
1134ifeq (${NEED_BL2U},yes)
1135include bl2u/bl2u.mk
1136endif
1137
1138ifeq (${NEED_BL31},yes)
1139include bl31/bl31.mk
1140endif
1141
1142################################################################################
1143# Build options checks
1144################################################################################
1145
1146# Boolean_Flags
1147$(eval $(call assert_booleans,\
1148    $(sort \
1149	ALLOW_RO_XLAT_TABLES \
1150	BL2_ENABLE_SP_LOAD \
1151	COLD_BOOT_SINGLE_CPU \
1152	CREATE_KEYS \
1153	CTX_INCLUDE_AARCH32_REGS \
1154	CTX_INCLUDE_FPREGS \
1155	CTX_INCLUDE_EL2_REGS \
1156	DEBUG \
1157	DISABLE_MTPMU \
1158	DYN_DISABLE_AUTH \
1159	EL3_EXCEPTION_HANDLING \
1160	ENABLE_AMU_AUXILIARY_COUNTERS \
1161	ENABLE_AMU_FCONF \
1162	AMU_RESTRICT_COUNTERS \
1163	ENABLE_ASSERTIONS \
1164	ENABLE_FEAT_SB \
1165	ENABLE_PIE \
1166	ENABLE_PMF \
1167	ENABLE_PSCI_STAT \
1168	ENABLE_RUNTIME_INSTRUMENTATION \
1169	ENABLE_SME_FOR_SWD \
1170	ENABLE_SVE_FOR_SWD \
1171	ERROR_DEPRECATED \
1172	FAULT_INJECTION_SUPPORT \
1173	GENERATE_COT \
1174	GICV2_G0_FOR_EL3 \
1175	HANDLE_EA_EL3_FIRST_NS \
1176	HW_ASSISTED_COHERENCY \
1177	MEASURED_BOOT \
1178	DRTM_SUPPORT \
1179	NS_TIMER_SWITCH \
1180	OVERRIDE_LIBC \
1181	PL011_GENERIC_UART \
1182	PLAT_RSS_NOT_SUPPORTED \
1183	PROGRAMMABLE_RESET_ADDRESS \
1184	PSCI_EXTENDED_STATE_ID \
1185	PSCI_OS_INIT_MODE \
1186	RESET_TO_BL31 \
1187	SAVE_KEYS \
1188	SEPARATE_CODE_AND_RODATA \
1189	SEPARATE_BL2_NOLOAD_REGION \
1190	SEPARATE_NOBITS_REGION \
1191	SPIN_ON_BL1_EXIT \
1192	SPM_MM \
1193	SPMC_AT_EL3 \
1194	SPMD_SPM_AT_SEL2 \
1195	TRUSTED_BOARD_BOOT \
1196	USE_COHERENT_MEM \
1197	USE_DEBUGFS \
1198	ARM_IO_IN_DTB \
1199	SDEI_IN_FCONF \
1200	SEC_INT_DESC_IN_FCONF \
1201	USE_ROMLIB \
1202	USE_TBBR_DEFS \
1203	WARMBOOT_ENABLE_DCACHE_EARLY \
1204	RESET_TO_BL2 \
1205	BL2_IN_XIP_MEM \
1206	BL2_INV_DCACHE \
1207	USE_SPINLOCK_CAS \
1208	ENCRYPT_BL31 \
1209	ENCRYPT_BL32 \
1210	ERRATA_SPECULATIVE_AT \
1211	RAS_TRAP_NS_ERR_REC_ACCESS \
1212	COT_DESC_IN_DTB \
1213	USE_SP804_TIMER \
1214	PSA_FWU_SUPPORT \
1215	ENABLE_MPMM \
1216	ENABLE_MPMM_FCONF \
1217	FEATURE_DETECTION \
1218	TRNG_SUPPORT \
1219	ERRATA_ABI_SUPPORT \
1220	ERRATA_NON_ARM_INTERCONNECT \
1221	CONDITIONAL_CMO \
1222	RAS_FFH_SUPPORT \
1223)))
1224
1225# Numeric_Flags
1226$(eval $(call assert_numerics,\
1227    $(sort \
1228	ARM_ARCH_MAJOR \
1229	ARM_ARCH_MINOR \
1230	BRANCH_PROTECTION \
1231	CTX_INCLUDE_PAUTH_REGS \
1232	CTX_INCLUDE_MTE_REGS \
1233	CTX_INCLUDE_NEVE_REGS \
1234	CRYPTO_SUPPORT \
1235	ENABLE_BRBE_FOR_NS \
1236	ENABLE_TRBE_FOR_NS \
1237	ENABLE_BTI \
1238	ENABLE_PAUTH \
1239	ENABLE_FEAT_AMU \
1240	ENABLE_FEAT_AMUv1p1 \
1241	ENABLE_FEAT_CSV2_2 \
1242	ENABLE_FEAT_RAS	\
1243	ENABLE_FEAT_DIT \
1244	ENABLE_FEAT_ECV \
1245	ENABLE_FEAT_FGT \
1246	ENABLE_FEAT_HCX \
1247	ENABLE_FEAT_PAN \
1248	ENABLE_FEAT_RNG \
1249	ENABLE_FEAT_RNG_TRAP \
1250	ENABLE_FEAT_SEL2 \
1251	ENABLE_FEAT_TCR2 \
1252	ENABLE_FEAT_S2PIE \
1253	ENABLE_FEAT_S1PIE \
1254	ENABLE_FEAT_S2POE \
1255	ENABLE_FEAT_S1POE \
1256	ENABLE_FEAT_GCS \
1257	ENABLE_FEAT_VHE \
1258	ENABLE_MPAM_FOR_LOWER_ELS \
1259	ENABLE_RME \
1260	ENABLE_SPE_FOR_NS \
1261	ENABLE_SYS_REG_TRACE_FOR_NS \
1262	ENABLE_SME_FOR_NS \
1263	ENABLE_SME2_FOR_NS \
1264	ENABLE_SVE_FOR_NS \
1265	ENABLE_TRF_FOR_NS \
1266	FW_ENC_STATUS \
1267	NR_OF_FW_BANKS \
1268	NR_OF_IMAGES_IN_FW_BANK \
1269	TWED_DELAY \
1270	ENABLE_FEAT_TWED \
1271	SVE_VECTOR_LEN \
1272	IMPDEF_SYSREG_TRAP \
1273)))
1274
1275ifdef KEY_SIZE
1276        $(eval $(call assert_numeric,KEY_SIZE))
1277endif
1278
1279ifeq ($(filter $(SANITIZE_UB), on off trap),)
1280        $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
1281endif
1282
1283################################################################################
1284# Add definitions to the cpp preprocessor based on the current build options.
1285# This is done after including the platform specific makefile to allow the
1286# platform to overwrite the default options
1287################################################################################
1288
1289$(eval $(call add_defines,\
1290    $(sort \
1291	ALLOW_RO_XLAT_TABLES \
1292	ARM_ARCH_MAJOR \
1293	ARM_ARCH_MINOR \
1294	BL2_ENABLE_SP_LOAD \
1295	COLD_BOOT_SINGLE_CPU \
1296	CTX_INCLUDE_AARCH32_REGS \
1297	CTX_INCLUDE_FPREGS \
1298	CTX_INCLUDE_PAUTH_REGS \
1299	EL3_EXCEPTION_HANDLING \
1300	CTX_INCLUDE_MTE_REGS \
1301	CTX_INCLUDE_EL2_REGS \
1302	CTX_INCLUDE_NEVE_REGS \
1303	DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
1304	DISABLE_MTPMU \
1305	ENABLE_FEAT_AMU \
1306	ENABLE_AMU_AUXILIARY_COUNTERS \
1307	ENABLE_AMU_FCONF \
1308	AMU_RESTRICT_COUNTERS \
1309	ENABLE_ASSERTIONS \
1310	ENABLE_BTI \
1311	ENABLE_MPAM_FOR_LOWER_ELS \
1312	ENABLE_PAUTH \
1313	ENABLE_PIE \
1314	ENABLE_PMF \
1315	ENABLE_PSCI_STAT \
1316	ENABLE_RME \
1317	ENABLE_RUNTIME_INSTRUMENTATION \
1318	ENABLE_SME_FOR_NS \
1319	ENABLE_SME2_FOR_NS \
1320	ENABLE_SME_FOR_SWD \
1321	ENABLE_SPE_FOR_NS \
1322	ENABLE_SVE_FOR_NS \
1323	ENABLE_SVE_FOR_SWD \
1324	ENCRYPT_BL31 \
1325	ENCRYPT_BL32 \
1326	ERROR_DEPRECATED \
1327	FAULT_INJECTION_SUPPORT \
1328	GICV2_G0_FOR_EL3 \
1329	HANDLE_EA_EL3_FIRST_NS \
1330	HW_ASSISTED_COHERENCY \
1331	LOG_LEVEL \
1332	MEASURED_BOOT \
1333	DRTM_SUPPORT \
1334	NS_TIMER_SWITCH \
1335	PL011_GENERIC_UART \
1336	PLAT_${PLAT} \
1337	PLAT_RSS_NOT_SUPPORTED \
1338	PROGRAMMABLE_RESET_ADDRESS \
1339	PSCI_EXTENDED_STATE_ID \
1340	PSCI_OS_INIT_MODE \
1341	ENABLE_FEAT_RAS \
1342	RAS_FFH_SUPPORT \
1343	RESET_TO_BL31 \
1344	SEPARATE_CODE_AND_RODATA \
1345	SEPARATE_BL2_NOLOAD_REGION \
1346	SEPARATE_NOBITS_REGION \
1347	RECLAIM_INIT_CODE \
1348	SPD_${SPD} \
1349	SPIN_ON_BL1_EXIT \
1350	SPM_MM \
1351	SPMC_AT_EL3 \
1352	SPMD_SPM_AT_SEL2 \
1353	TRUSTED_BOARD_BOOT \
1354	CRYPTO_SUPPORT \
1355	TRNG_SUPPORT \
1356	ERRATA_ABI_SUPPORT \
1357	ERRATA_NON_ARM_INTERCONNECT \
1358	USE_COHERENT_MEM \
1359	USE_DEBUGFS \
1360	ARM_IO_IN_DTB \
1361	SDEI_IN_FCONF \
1362	SEC_INT_DESC_IN_FCONF \
1363	USE_ROMLIB \
1364	USE_TBBR_DEFS \
1365	WARMBOOT_ENABLE_DCACHE_EARLY \
1366	RESET_TO_BL2 \
1367	BL2_RUNS_AT_EL3	\
1368	BL2_IN_XIP_MEM \
1369	BL2_INV_DCACHE \
1370	USE_SPINLOCK_CAS \
1371	ERRATA_SPECULATIVE_AT \
1372	RAS_TRAP_NS_ERR_REC_ACCESS \
1373	COT_DESC_IN_DTB \
1374	USE_SP804_TIMER \
1375	ENABLE_FEAT_RNG \
1376	ENABLE_FEAT_RNG_TRAP \
1377	ENABLE_FEAT_SB \
1378	ENABLE_FEAT_DIT \
1379	NR_OF_FW_BANKS \
1380	NR_OF_IMAGES_IN_FW_BANK \
1381	PSA_FWU_SUPPORT \
1382	ENABLE_BRBE_FOR_NS \
1383	ENABLE_TRBE_FOR_NS \
1384	ENABLE_SYS_REG_TRACE_FOR_NS \
1385	ENABLE_TRF_FOR_NS \
1386	ENABLE_FEAT_HCX \
1387	ENABLE_MPMM \
1388	ENABLE_MPMM_FCONF \
1389	ENABLE_FEAT_FGT \
1390	ENABLE_FEAT_ECV \
1391	ENABLE_FEAT_AMUv1p1 \
1392	ENABLE_FEAT_SEL2 \
1393	ENABLE_FEAT_VHE \
1394	ENABLE_FEAT_CSV2_2 \
1395	ENABLE_FEAT_PAN \
1396	ENABLE_FEAT_TCR2 \
1397	ENABLE_FEAT_S2PIE \
1398	ENABLE_FEAT_S1PIE \
1399	ENABLE_FEAT_S2POE \
1400	ENABLE_FEAT_S1POE \
1401	ENABLE_FEAT_GCS \
1402	FEATURE_DETECTION \
1403	TWED_DELAY \
1404	ENABLE_FEAT_TWED \
1405	CONDITIONAL_CMO \
1406	IMPDEF_SYSREG_TRAP \
1407	SVE_VECTOR_LEN \
1408)))
1409
1410ifeq (${SANITIZE_UB},trap)
1411        $(eval $(call add_define,MONITOR_TRAPS))
1412endif #(SANITIZE_UB)
1413
1414# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1415ifdef EL3_PAYLOAD_BASE
1416        $(eval $(call add_define,EL3_PAYLOAD_BASE))
1417else
1418# Define the PRELOADED_BL33_BASE flag only if it is provided and
1419# EL3_PAYLOAD_BASE is not defined, as it has priority.
1420	ifdef PRELOADED_BL33_BASE
1421                $(eval $(call add_define,PRELOADED_BL33_BASE))
1422	endif
1423endif #(EL3_PAYLOAD_BASE)
1424
1425# Define the DYN_DISABLE_AUTH flag only if set.
1426ifeq (${DYN_DISABLE_AUTH},1)
1427        $(eval $(call add_define,DYN_DISABLE_AUTH))
1428endif
1429
1430ifneq ($(findstring armlink,$(notdir $(LD))),)
1431        $(eval $(call add_define,USE_ARM_LINK))
1432endif
1433
1434# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
1435ifeq (${SPD},spmd)
1436ifdef SP_LAYOUT_FILE
1437	-include $(BUILD_PLAT)/sp_gen.mk
1438	FIP_DEPS += sp
1439	CRT_DEPS += sp
1440	NEED_SP_PKG := yes
1441else
1442	ifeq (${SPMD_SPM_AT_SEL2},1)
1443                $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1444	endif
1445endif #(SP_LAYOUT_FILE)
1446endif #(SPD)
1447
1448################################################################################
1449# Build targets
1450################################################################################
1451
1452.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
1453.SUFFIXES:
1454
1455all: msg_start
1456
1457msg_start:
1458	@echo "Building ${PLAT}"
1459
1460ifeq (${ERROR_DEPRECATED},0)
1461# Check if deprecated declarations and cpp warnings should be treated as error or not.
1462ifneq ($(findstring clang,$(notdir $(CC))),)
1463    CPPFLAGS		+= 	-Wno-error=deprecated-declarations
1464else
1465    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
1466endif
1467endif #(!ERROR_DEPRECATED)
1468
1469$(eval $(call MAKE_LIB_DIRS))
1470$(eval $(call MAKE_LIB,c))
1471
1472# Expand build macros for the different images
1473ifeq (${NEED_BL1},yes)
1474BL1_SOURCES := $(sort ${BL1_SOURCES})
1475$(eval $(call MAKE_BL,bl1))
1476endif #(NEED_BL1)
1477
1478ifeq (${NEED_BL2},yes)
1479
1480ifeq (${RESET_TO_BL2}, 0)
1481FIP_BL2_ARGS := tb-fw
1482endif
1483
1484BL2_SOURCES := $(sort ${BL2_SOURCES})
1485
1486$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
1487	$(eval $(call MAKE_BL,bl2,${FIP_BL2_ARGS})))
1488
1489endif #(NEED_BL2)
1490
1491ifeq (${NEED_SCP_BL2},yes)
1492$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
1493endif #(NEED_SCP_BL2)
1494
1495ifeq (${NEED_BL31},yes)
1496BL31_SOURCES += ${SPD_SOURCES}
1497# Sort BL31 source files to remove duplicates
1498BL31_SOURCES := $(sort ${BL31_SOURCES})
1499ifneq (${DECRYPTION_SUPPORT},none)
1500$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1501	$(eval $(call MAKE_BL,bl31,soc-fw,,$(ENCRYPT_BL31))))
1502else
1503$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
1504	$(eval $(call MAKE_BL,bl31,soc-fw)))
1505endif #(DECRYPTION_SUPPORT)
1506endif #(NEED_BL31)
1507
1508# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
1509# build system will call TOOL_ADD_IMG to print a warning message and abort the
1510# process. Note that the dependency on BL32 applies to the FIP only.
1511ifeq (${NEED_BL32},yes)
1512# Sort BL32 source files to remove duplicates
1513BL32_SOURCES := $(sort ${BL32_SOURCES})
1514BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1515
1516ifneq (${DECRYPTION_SUPPORT},none)
1517$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw,,$(ENCRYPT_BL32))),\
1518	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1519else
1520$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,bl32,tos-fw)),\
1521	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
1522endif #(DECRYPTION_SUPPORT)
1523endif #(NEED_BL32)
1524
1525# If RMM image is needed but RMM is not defined, Test Realm Payload (TRP)
1526# needs to be built from RMM_SOURCES.
1527ifeq (${NEED_RMM},yes)
1528# Sort RMM source files to remove duplicates
1529RMM_SOURCES := $(sort ${RMM_SOURCES})
1530BUILD_RMM := $(if $(RMM),,$(if $(RMM_SOURCES),1))
1531
1532$(if ${BUILD_RMM}, $(eval $(call MAKE_BL,rmm,rmm-fw)),\
1533	 $(eval $(call TOOL_ADD_IMG,rmm,--rmm-fw)))
1534endif #(NEED_RMM)
1535
1536# Add the BL33 image if required by the platform
1537ifeq (${NEED_BL33},yes)
1538$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
1539endif #(NEED_BL33)
1540
1541ifeq (${NEED_BL2U},yes)
1542$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
1543	$(eval $(call MAKE_BL,bl2u,ap-fwu-cfg,FWU_)))
1544endif #(NEED_BL2U)
1545
1546# Expand build macros for the different images
1547ifeq (${NEED_FDT},yes)
1548    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
1549endif #(NEED_FDT)
1550
1551# Add Secure Partition packages
1552ifeq (${NEED_SP_PKG},yes)
1553$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
1554	${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT}
1555sp: $(DTBS) $(BUILD_PLAT)/sp_gen.mk $(SP_PKGS)
1556	@${ECHO_BLANK_LINE}
1557	@echo "Built SP Images successfully"
1558	@${ECHO_BLANK_LINE}
1559endif #(NEED_SP_PKG)
1560
1561locate-checkpatch:
1562ifndef CHECKPATCH
1563	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1564else
1565ifeq (,$(wildcard ${CHECKPATCH}))
1566	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
1567endif
1568endif #(CHECKPATCH)
1569
1570clean:
1571	@echo "  CLEAN"
1572	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
1573ifdef UNIX_MK
1574	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1575else
1576# Clear the MAKEFLAGS as we do not want
1577# to pass the gnumake flags to nmake.
1578	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1579endif #(UNIX_MK)
1580	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
1581	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
1582	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1583
1584realclean distclean:
1585	@echo "  REALCLEAN"
1586	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
1587	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
1588ifdef UNIX_MK
1589	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
1590else
1591# Clear the MAKEFLAGS as we do not want
1592# to pass the gnumake flags to nmake.
1593	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1594endif #(UNIX_MK)
1595	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} realclean
1596	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
1597	${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
1598
1599checkcodebase:		locate-checkpatch
1600	@echo "  CHECKING STYLE"
1601	@if test -d .git ; then						\
1602		git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' |	\
1603		while read GIT_FILE ;					\
1604		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
1605		done ;							\
1606	else								\
1607		 find . -type f -not -iwholename "*.git*"		\
1608		 -not -iwholename "*build*"				\
1609		 -not -iwholename "*libfdt*"				\
1610		 -not -iwholename "*libc*"				\
1611		 -not -iwholename "*docs*"				\
1612		 -not -iwholename "*.rst"				\
1613		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
1614	fi
1615
1616checkpatch:		locate-checkpatch
1617	@echo "  CHECKING STYLE"
1618	@if test -n "${CHECKPATCH_OPTS}"; then				\
1619		echo "    with ${CHECKPATCH_OPTS} option(s)";		\
1620	fi
1621	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
1622	for commit in `git rev-list --no-merges $$COMMON_COMMIT..HEAD`;	\
1623	do								\
1624		printf "\n[*] Checking style of '$$commit'\n\n";	\
1625		git log --format=email "$$commit~..$$commit"		\
1626			-- ${CHECK_PATHS} |				\
1627			${CHECKPATCH} ${CHECKPATCH_OPTS} - || true;	\
1628		git diff --format=email "$$commit~..$$commit"		\
1629			-- ${CHECK_PATHS} |				\
1630			${CHECKPATCH}  ${CHECKPATCH_OPTS} - || true;	\
1631	done
1632
1633certtool: ${CRTTOOL}
1634
1635${CRTTOOL}: FORCE
1636	${Q}${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 ${CRTTOOLPATH} all
1637	@${ECHO_BLANK_LINE}
1638	@echo "Built $@ successfully"
1639	@${ECHO_BLANK_LINE}
1640
1641ifneq (${GENERATE_COT},0)
1642certificates: ${CRT_DEPS} ${CRTTOOL}
1643	${Q}${CRTTOOL} ${CRT_ARGS}
1644	@${ECHO_BLANK_LINE}
1645	@echo "Built $@ successfully"
1646	@echo "Certificates can be found in ${BUILD_PLAT}"
1647	@${ECHO_BLANK_LINE}
1648endif #(GENERATE_COT)
1649
1650${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
1651	$(eval ${CHECK_FIP_CMD})
1652	${Q}${FIPTOOL} create ${FIP_ARGS} $@
1653	${Q}${FIPTOOL} info $@
1654	@${ECHO_BLANK_LINE}
1655	@echo "Built $@ successfully"
1656	@${ECHO_BLANK_LINE}
1657
1658ifneq (${GENERATE_COT},0)
1659fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1660	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
1661	@${ECHO_BLANK_LINE}
1662	@echo "Built $@ successfully"
1663	@echo "FWU certificates can be found in ${BUILD_PLAT}"
1664	@${ECHO_BLANK_LINE}
1665endif #(GENERATE_COT)
1666
1667${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
1668	$(eval ${CHECK_FWU_FIP_CMD})
1669	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1670	${Q}${FIPTOOL} info $@
1671	@${ECHO_BLANK_LINE}
1672	@echo "Built $@ successfully"
1673	@${ECHO_BLANK_LINE}
1674
1675fiptool: ${FIPTOOL}
1676fip: ${BUILD_PLAT}/${FIP_NAME}
1677fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
1678
1679${FIPTOOL}: FORCE
1680ifdef UNIX_MK
1681	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} OPENSSL_DIR=${OPENSSL_DIR} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${FIPTOOLPATH} all
1682else
1683# Clear the MAKEFLAGS as we do not want
1684# to pass the gnumake flags to nmake.
1685	${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1686endif #(UNIX_MK)
1687
1688romlib.bin: libraries FORCE
1689	${Q}${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
1690
1691memmap: all
1692ifdef UNIX_MK
1693	${Q}PYTHONPATH=${CURDIR}/tools/memory \
1694		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1695else
1696	${Q}set PYTHONPATH=${CURDIR}/tools/memory && \
1697		${PYTHON} -m memory.memmap -sr ${BUILD_PLAT}
1698endif
1699
1700doc:
1701	@echo "  BUILD DOCUMENTATION"
1702	${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1703
1704enctool: ${ENCTOOL}
1705
1706${ENCTOOL}: FORCE
1707	${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} DEBUG=${DEBUG} V=${V} --no-print-directory -C ${ENCTOOLPATH} all
1708	@${ECHO_BLANK_LINE}
1709	@echo "Built $@ successfully"
1710	@${ECHO_BLANK_LINE}
1711
1712cscope:
1713	@echo "  CSCOPE"
1714	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1715	${Q}cscope -b -q -k
1716
1717help:
1718	@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
1719	@echo ""
1720	@echo "PLAT is used to specify which platform you wish to build."
1721	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
1722	@echo ""
1723	@echo "platform = ${PLATFORM_LIST}"
1724	@echo ""
1725	@echo "Please refer to the User Guide for a list of all supported options."
1726	@echo "Note that the build system doesn't track dependencies for build "
1727	@echo "options. Therefore, if any of the build options are changed "
1728	@echo "from a previous build, a clean build must be performed."
1729	@echo ""
1730	@echo "Supported Targets:"
1731	@echo "  all            Build all individual bootloader binaries"
1732	@echo "  bl1            Build the BL1 binary"
1733	@echo "  bl2            Build the BL2 binary"
1734	@echo "  bl2u           Build the BL2U binary"
1735	@echo "  bl31           Build the BL31 binary"
1736	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
1737	@echo "                 this builds secure payload specified by AARCH32_SP"
1738	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
1739	@echo "  fip            Build the Firmware Image Package (FIP)"
1740	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
1741	@echo "  checkcodebase  Check the coding style of the entire source tree"
1742	@echo "  checkpatch     Check the coding style on changes in the current"
1743	@echo "                 branch against BASE_COMMIT (default origin/master)"
1744	@echo "  clean          Clean the build for the selected platform"
1745	@echo "  cscope         Generate cscope index"
1746	@echo "  distclean      Remove all build artifacts for all platforms"
1747	@echo "  certtool       Build the Certificate generation tool"
1748	@echo "  enctool        Build the Firmware encryption tool"
1749	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
1750	@echo "  sp             Build the Secure Partition Packages"
1751	@echo "  sptool         Build the Secure Partition Package creation tool"
1752	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
1753	@echo "  memmap         Print the memory map of the built binaries"
1754	@echo "  doc            Build html based documentation using Sphinx tool"
1755	@echo ""
1756	@echo "Note: most build targets require PLAT to be set to a specific platform."
1757	@echo ""
1758	@echo "example: build all targets for the FVP platform:"
1759	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
1760
1761.PHONY: FORCE
1762FORCE:;
1763