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Achin Gupta4f6ad662013-10-25 09:08:21 +01001#
Jimmy Brisson26c5b5c2020-06-22 14:18:42 -05002# Copyright (c) 2013-2021, ARM Limited and Contributors. All rights reserved.
Achin Gupta4f6ad662013-10-25 09:08:21 +01003#
dp-armfa3cf0b2017-05-03 09:38:09 +01004# SPDX-License-Identifier: BSD-3-Clause
Achin Gupta4f6ad662013-10-25 09:08:21 +01005#
6
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +01007#
Juan Castillo04be3a52014-06-30 11:41:46 +01008# Trusted Firmware Version
9#
Soby Mathewd42eaee2018-10-01 16:16:34 +010010VERSION_MAJOR := 2
Manish V Badarkhe73b78352020-10-08 02:33:17 +010011VERSION_MINOR := 4
Juan Castillo04be3a52014-06-30 11:41:46 +010012
Juan Castillo396644b2015-10-22 11:34:44 +010013# Default goal is build all images
14.DEFAULT_GOAL := all
15
Douglas Raillard527cd902016-12-28 14:47:50 +000016# Avoid any implicit propagation of command line variable definitions to
17# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
18# usage. Other command line options like "-s" are still propagated as usual.
19MAKEOVERRIDES =
20
Evan Lloydf2697142015-12-02 18:17:37 +000021MAKE_HELPERS_DIRECTORY := make_helpers/
22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
Evan Lloyda71d2592015-12-02 18:56:06 +000023include ${MAKE_HELPERS_DIRECTORY}build_env.mk
Juan Castilloa3487d12015-08-18 14:23:04 +010024
25################################################################################
Jeenu Viswambharan615ff392016-10-24 14:31:51 +010026# Default values for build configurations, and their dependencies
Juan Castilloa3487d12015-08-18 14:23:04 +010027################################################################################
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010028
Jeenu Viswambharan615ff392016-10-24 14:31:51 +010029include ${MAKE_HELPERS_DIRECTORY}defaults.mk
dp-arm3cac7862016-09-19 11:18:44 +010030
Antonio Nino Diaz808c2292017-04-18 15:16:05 +010031# Assertions enabled for DEBUG builds by default
Antonio Nino Diaz808c2292017-04-18 15:16:05 +010032ENABLE_ASSERTIONS := ${DEBUG}
Jeenu Viswambharan615ff392016-10-24 14:31:51 +010033ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION}
34PLAT := ${DEFAULT_PLAT}
Achin Gupta4f6ad662013-10-25 09:08:21 +010035
Juan Castilloa3487d12015-08-18 14:23:04 +010036################################################################################
37# Checkpatch script options
38################################################################################
39
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010040CHECKCODE_ARGS := --no-patch
Dan Handleyd7b59e42016-06-02 17:15:13 +010041# Do not check the coding style on imported library files or documentation files
Gilad Ben-Yossef033327a2019-05-15 09:24:04 +030042INC_ARM_DIRS_TO_CHECK := $(sort $(filter-out \
43 include/drivers/arm/cryptocell, \
44 $(wildcard include/drivers/arm/*)))
45INC_ARM_DIRS_TO_CHECK += include/drivers/arm/cryptocell/*.h
46INC_DRV_DIRS_TO_CHECK := $(sort $(filter-out \
47 include/drivers/arm, \
48 $(wildcard include/drivers/*)))
Dan Handleyd7b59e42016-06-02 17:15:13 +010049INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \
Dan Handley3a355712016-06-02 18:21:02 +010050 include/lib/libfdt \
Roberto Vargas0f8f9852018-05-08 10:27:10 +010051 include/lib/libc, \
Dan Handleyd7b59e42016-06-02 17:15:13 +010052 $(wildcard include/lib/*)))
53INC_DIRS_TO_CHECK := $(sort $(filter-out \
Gilad Ben-Yossef033327a2019-05-15 09:24:04 +030054 include/lib \
55 include/drivers, \
Dan Handleyd7b59e42016-06-02 17:15:13 +010056 $(wildcard include/*)))
57LIB_DIRS_TO_CHECK := $(sort $(filter-out \
dp-arme3cc8382017-05-04 12:15:35 +010058 lib/compiler-rt \
Antonio Nino Diazd84f88e2017-01-16 17:20:45 +000059 lib/libfdt% \
Roberto Vargas0f8f9852018-05-08 10:27:10 +010060 lib/libc, \
Dan Handleyd7b59e42016-06-02 17:15:13 +010061 $(wildcard lib/*)))
62ROOT_DIRS_TO_CHECK := $(sort $(filter-out \
63 lib \
64 include \
65 docs \
Paul Beesleyadfab5b2019-03-07 16:42:31 +000066 %.rst, \
Dan Handleyd7b59e42016-06-02 17:15:13 +010067 $(wildcard *)))
68CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \
69 ${INC_DIRS_TO_CHECK} \
70 ${INC_LIB_DIRS_TO_CHECK} \
Gilad Ben-Yossef033327a2019-05-15 09:24:04 +030071 ${LIB_DIRS_TO_CHECK} \
72 ${INC_DRV_DIRS_TO_CHECK} \
73 ${INC_ARM_DIRS_TO_CHECK}
Ian Spray36eaaf32014-01-30 17:25:28 +000074
Juan Castilloa3487d12015-08-18 14:23:04 +010075
76################################################################################
77# Process build options
78################################################################################
79
80# Verbose flag
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010081ifeq (${V},0)
Evan Lloydf4ba5ca2015-12-03 09:47:51 +000082 Q:=@
Andre Przywaracf2bb082018-09-27 10:56:05 +010083 ECHO:=@echo
Juan Castilloa3487d12015-08-18 14:23:04 +010084 CHECKCODE_ARGS += --no-summary --terse
Achin Gupta4f6ad662013-10-25 09:08:21 +010085else
Evan Lloydf4ba5ca2015-12-03 09:47:51 +000086 Q:=
Antonio Nino Diazffd122b2018-10-19 15:44:30 +010087 ECHO:=$(ECHO_QUIET)
Andre Przywaracf2bb082018-09-27 10:56:05 +010088endif
89
90ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
91 Q:=@
Antonio Nino Diazffd122b2018-10-19 15:44:30 +010092 ECHO:=$(ECHO_QUIET)
Achin Gupta4f6ad662013-10-25 09:08:21 +010093endif
Andre Przywaracf2bb082018-09-27 10:56:05 +010094
95export Q ECHO
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +000096
Juan Castilloa3487d12015-08-18 14:23:04 +010097# The cert_create tool cannot generate certificates individually, so we use the
98# target 'certificates' to create them all
99ifneq (${GENERATE_COT},0)
100 FIP_DEPS += certificates
Yatharth Kochard1a93432015-10-12 12:33:47 +0100101 FWU_FIP_DEPS += fwu_certificates
Juan Castilloa3487d12015-08-18 14:23:04 +0100102endif
103
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100104# Process BRANCH_PROTECTION value and set
105# Pointer Authentication and Branch Target Identification flags
106ifeq (${BRANCH_PROTECTION},0)
107 # Default value turns off all types of branch protection
108 BP_OPTION := none
109else ifneq (${ARCH},aarch64)
110 $(error BRANCH_PROTECTION requires AArch64)
111else ifeq (${BRANCH_PROTECTION},1)
112 # Enables all types of branch protection features
113 BP_OPTION := standard
114 ENABLE_BTI := 1
115 ENABLE_PAUTH := 1
116else ifeq (${BRANCH_PROTECTION},2)
117 # Return address signing to its standard level
118 BP_OPTION := pac-ret
119 ENABLE_PAUTH := 1
120else ifeq (${BRANCH_PROTECTION},3)
121 # Extend the signing to include leaf functions
122 BP_OPTION := pac-ret+leaf
123 ENABLE_PAUTH := 1
Alexei Fedorove039e482020-06-19 14:33:49 +0100124else ifeq (${BRANCH_PROTECTION},4)
125 # Turn on branch target identification mechanism
126 BP_OPTION := bti
127 ENABLE_BTI := 1
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100128else
129 $(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
130endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100131
Soby Mathewad042012019-09-25 14:03:41 +0100132# USE_SPINLOCK_CAS requires AArch64 build
133ifeq (${USE_SPINLOCK_CAS},1)
134ifneq (${ARCH},aarch64)
135 $(error USE_SPINLOCK_CAS requires AArch64)
136else
137 $(info USE_SPINLOCK_CAS is an experimental feature)
138endif
139endif
140
Olivier Deprezcb4c5622019-09-19 17:46:46 +0200141# USE_DEBUGFS experimental feature recommended only in debug builds
142ifeq (${USE_DEBUGFS},1)
143ifeq (${DEBUG},1)
144 $(warning DEBUGFS experimental feature is enabled.)
145else
146 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
147endif
148endif
149
Sumit Gargeec52442019-11-14 16:33:45 +0530150ifneq (${DECRYPTION_SUPPORT},none)
151ENC_ARGS += -f ${FW_ENC_STATUS}
152ENC_ARGS += -k ${ENC_KEY}
153ENC_ARGS += -n ${ENC_NONCE}
154FIP_DEPS += enctool
155FWU_FIP_DEPS += enctool
156endif
157
Juan Castilloa3487d12015-08-18 14:23:04 +0100158################################################################################
159# Toolchain
160################################################################################
161
dp-arme95aaa62017-05-02 11:09:11 +0100162HOSTCC := gcc
163export HOSTCC
164
Juan Castilloa3487d12015-08-18 14:23:04 +0100165CC := ${CROSS_COMPILE}gcc
166CPP := ${CROSS_COMPILE}cpp
167AS := ${CROSS_COMPILE}gcc
168AR := ${CROSS_COMPILE}ar
Roberto Vargas1fd0d1b2018-04-13 14:26:47 +0100169LINKER := ${CROSS_COMPILE}ld
Juan Castilloa3487d12015-08-18 14:23:04 +0100170OC := ${CROSS_COMPILE}objcopy
171OD := ${CROSS_COMPILE}objdump
172NM := ${CROSS_COMPILE}nm
173PP := ${CROSS_COMPILE}gcc -E
Soby Mathewab4181d2017-12-14 17:44:56 +0000174DTC := dtc
Juan Castilloa3487d12015-08-18 14:23:04 +0100175
Julius Wernerb1f64a72018-01-10 15:12:47 -0800176# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
177ifneq ($(strip $(wildcard ${LD}.bfd) \
Roberto Vargas1fd0d1b2018-04-13 14:26:47 +0100178 $(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
179LINKER := ${LINKER}.bfd
Julius Wernerb1f64a72018-01-10 15:12:47 -0800180endif
181
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100182ifeq (${ARM_ARCH_MAJOR},7)
183target32-directive = -target arm-none-eabi
184# Will set march32-directive from platform configuration
185else
186target32-directive = -target armv8a-none-eabi
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000187
Alexei Fedorov132e6652020-12-07 16:38:53 +0000188# Set the compiler's target architecture profile based on
189# ARM_ARCH_MAJOR ARM_ARCH_MINOR options
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000190ifeq (${ARM_ARCH_MINOR},0)
Alexei Fedorov132e6652020-12-07 16:38:53 +0000191march32-directive = -march=armv${ARM_ARCH_MAJOR}-a
192march64-directive = -march=armv${ARM_ARCH_MAJOR}-a
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000193else
Alexei Fedorov132e6652020-12-07 16:38:53 +0000194march32-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a
195march64-directive = -march=armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000196endif
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100197endif
198
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000199# Memory tagging is supported in architecture Armv8.5-A AArch64 and onwards
200ifeq ($(ARCH), aarch64)
Sami Mujawar1bc7b0e2020-04-23 09:28:37 +0100201# Check if revision is greater than or equal to 8.5
202ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))"
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000203mem_tag_arch_support = yes
204endif
205endif
206
Alexei Fedorov132e6652020-12-07 16:38:53 +0000207# Get architecture feature modifiers
208arch-features = ${ARM_ARCH_FEATURE}
209
210# Enable required options for memory stack tagging.
211# Currently, these options are enabled only for clang and armclang compiler.
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000212ifeq (${SUPPORT_STACK_MEMTAG},yes)
213ifdef mem_tag_arch_support
Alexei Fedorov132e6652020-12-07 16:38:53 +0000214# Check for armclang and clang compilers
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000215ifneq ( ,$(filter $(notdir $(CC)),armclang clang))
Alexei Fedorov132e6652020-12-07 16:38:53 +0000216# Add "memtag" architecture feature modifier if not specified
217ifeq ( ,$(findstring memtag,$(arch-features)))
218arch-features := $(arch-features)+memtag
219endif # memtag
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000220ifeq ($(notdir $(CC)),armclang)
221TF_CFLAGS += -mmemtag-stack
222else ifeq ($(notdir $(CC)),clang)
223TF_CFLAGS += -fsanitize=memtag
Alexei Fedorov132e6652020-12-07 16:38:53 +0000224endif # armclang
225endif # armclang clang
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000226else
227$(error "Error: stack memory tagging is not supported for architecture \
228 ${ARCH},armv${ARM_ARCH_MAJOR}.${ARM_ARCH_MINOR}-a")
Alexei Fedorov132e6652020-12-07 16:38:53 +0000229endif # mem_tag_arch_support
230endif # SUPPORT_STACK_MEMTAG
231
232# Set the compiler's architecture feature modifiers
233ifneq ($(arch-features), none)
234# Strip "none+" from arch-features
235arch-features := $(subst none+,,$(arch-features))
236ifeq ($(ARCH), aarch32)
237march32-directive := $(march32-directive)+$(arch-features)
238else
239march64-directive := $(march64-directive)+$(arch-features)
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000240endif
Alexei Fedorov132e6652020-12-07 16:38:53 +0000241# Print features
242$(info Arm Architecture Features specified: $(subst +, ,$(arch-features)))
243endif # arch-features
Manish V Badarkhe75c972a2020-03-22 05:06:38 +0000244
Tomas Pilarde164b02020-10-29 13:01:16 +0000245# Determine if FEAT_RNG is supported
246ENABLE_FEAT_RNG = $(if $(findstring rng,${arch-features}),1,0)
247
Chris Kay08fec332021-03-09 13:34:35 +0000248# Determine if FEAT_SB is supported
249ENABLE_FEAT_SB = $(if $(findstring sb,${arch-features}),1,0)
250
251ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))"
252ENABLE_FEAT_SB = 1
253endif
254
Varun Wadekardbbca2f2018-12-12 15:22:27 -0800255ifneq ($(findstring armclang,$(notdir $(CC))),)
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100256TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive)
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000257TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive)
Roberto Vargas1fd0d1b2018-04-13 14:26:47 +0100258LD = $(LINKER)
Roberto Vargas69a01e72018-04-16 11:29:45 +0100259AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
Roberto Vargas48df32d2018-05-10 13:38:19 +0100260CPP = $(CC) -E $(TF_CFLAGS_$(ARCH))
261PP = $(CC) -E $(TF_CFLAGS_$(ARCH))
dp-armb3bfd342017-05-03 16:30:32 +0100262else ifneq ($(findstring clang,$(notdir $(CC))),)
Arve Hjønnevåg8ed49ab2020-02-04 15:50:24 -0800263CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),)
Yann Gautier60af71c2018-12-18 10:46:34 +0100264TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive)
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000265TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive)
Arve Hjønnevåg8ed49ab2020-02-04 15:50:24 -0800266LD = $(CLANG_CCDIR)ld.lld
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100267ifeq (, $(shell which $(LD)))
268$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker")
269endif
Roberto Vargas69a01e72018-04-16 11:29:45 +0100270AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
Roberto Vargas48df32d2018-05-10 13:38:19 +0100271CPP = $(CC) -E
272PP = $(CC) -E
zelalem-aweked5f45272019-11-12 16:20:17 -0600273else ifneq ($(findstring gcc,$(notdir $(CC))),)
274TF_CFLAGS_aarch32 = $(march32-directive)
275TF_CFLAGS_aarch64 = $(march64-directive)
276ifeq ($(ENABLE_LTO),1)
277 # Enable LTO only for aarch64
278 ifeq (${ARCH},aarch64)
279 LTO_CFLAGS = -flto
280 # Use gcc as a wrapper for the ld, recommended for LTO
281 LINKER := ${CROSS_COMPILE}gcc
282 endif
283endif
284LD = $(LINKER)
dp-arm320e8442017-05-02 12:00:08 +0100285else
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100286TF_CFLAGS_aarch32 = $(march32-directive)
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000287TF_CFLAGS_aarch64 = $(march64-directive)
Roberto Vargas1fd0d1b2018-04-13 14:26:47 +0100288LD = $(LINKER)
dp-arm320e8442017-05-02 12:00:08 +0100289endif
290
Ahmad Fatoum2633cbb2020-02-25 11:25:08 +0100291# Process Debug flag
292$(eval $(call add_define,DEBUG))
293ifneq (${DEBUG}, 0)
294 BUILD_TYPE := debug
295 TF_CFLAGS += -g
296
297 ifneq ($(findstring clang,$(notdir $(CC))),)
298 ASFLAGS += -g
299 else
300 ASFLAGS += -g -Wa,--gdwarf-2
301 endif
302
303 # Use LOG_LEVEL_INFO by default for debug builds
304 LOG_LEVEL := 40
305else
306 BUILD_TYPE := release
307 # Use LOG_LEVEL_NOTICE by default for release builds
308 LOG_LEVEL := 20
309endif
310
Peiyuan Song44f8f472020-04-25 16:53:43 +0800311# Default build string (git branch and commit)
312ifeq (${BUILD_STRING},)
313 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null)
314endif
315VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
316
Antonio Nino Diaz80914a82018-08-08 16:28:43 +0100317ifeq (${AARCH32_INSTRUCTION_SET},A32)
318TF_CFLAGS_aarch32 += -marm
319else ifeq (${AARCH32_INSTRUCTION_SET},T32)
320TF_CFLAGS_aarch32 += -mthumb
321else
322$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
323endif
324
Sandrine Bailleux1aa72ec2018-07-03 09:14:45 +0200325TF_CFLAGS_aarch32 += -mno-unaligned-access
dp-arm320e8442017-05-02 12:00:08 +0100326TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align
Soby Mathewa1941252016-05-05 14:33:33 +0100327
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100328ifneq (${BP_OPTION},none)
329TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION}
330endif
331
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100332ASFLAGS_aarch32 = $(march32-directive)
Alexei Fedorovb567e5d2019-03-11 16:51:47 +0000333ASFLAGS_aarch64 = $(march64-directive)
Antonio Nino Diaz25cda672019-02-19 11:53:51 +0000334
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100335# General warnings
336WARNINGS := -Wall -Wmissing-include-dirs -Wunused \
Justin Chadwell7d0e3ba2019-09-17 15:21:50 +0100337 -Wdisabled-optimization -Wvla -Wshadow \
Madhukar Pappireddyfc9b4112019-12-23 14:49:52 -0600338 -Wno-unused-parameter -Wredundant-decls
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100339
340# Additional warnings
341# Level 1
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100342WARNING1 := -Wextra
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100343WARNING1 += -Wmissing-format-attribute
344WARNING1 += -Wmissing-prototypes
345WARNING1 += -Wold-style-definition
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100346
Justin Chadwell7d0e3ba2019-09-17 15:21:50 +0100347# Level 2
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100348WARNING2 := -Waggregate-return
349WARNING2 += -Wcast-align
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100350WARNING2 += -Wnested-externs
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100351
352WARNING3 := -Wbad-function-cast
353WARNING3 += -Wcast-qual
354WARNING3 += -Wconversion
355WARNING3 += -Wpacked
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100356WARNING3 += -Wpointer-arith
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100357WARNING3 += -Wswitch-default
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100358
359ifeq (${W},1)
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100360WARNINGS += $(WARNING1)
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100361else ifeq (${W},2)
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100362WARNINGS += $(WARNING1) $(WARNING2)
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100363else ifeq (${W},3)
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100364WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
Yann Gautier82b2f8c2018-12-10 18:00:26 +0100365endif
366
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100367# Compiler specific warnings
Ambroise Vincent067e4d92019-05-24 12:47:43 +0100368ifeq ($(findstring clang,$(notdir $(CC))),)
Justin Chadwell7a914232019-07-03 14:15:56 +0100369# not using clang
Justin Chadwell42d18ca2019-09-18 14:13:42 +0100370WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \
371 -Wpacked-bitfield-compat -Wshift-overflow=2 \
372 -Wlogical-op
Justin Chadwell7a914232019-07-03 14:15:56 +0100373else
374# using clang
Justin Chadwell42d18ca2019-09-18 14:13:42 +0100375WARNINGS += -Wshift-overflow -Wshift-sign-overflow \
376 -Wlogical-op-parentheses
Ambroise Vincent067e4d92019-05-24 12:47:43 +0100377endif
378
Yann Gautier957c3532018-12-10 18:08:53 +0100379ifneq (${E},0)
380ERRORS := -Werror
381endif
382
Justin Chadwelle72a1eb2019-07-31 11:36:41 +0100383CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \
384 $(ERRORS) $(WARNINGS)
Masahiro Yamada0dec9fa2016-12-22 12:51:53 +0900385ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \
Julius Werner53456fc2019-07-09 13:49:11 -0700386 -ffreestanding -Wa,--fatal-warnings
Masahiro Yamada0dec9fa2016-12-22 12:51:53 +0900387TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \
Samuel Holland23f5e542019-10-20 16:11:25 -0500388 -ffunction-sections -fdata-sections \
389 -ffreestanding -fno-builtin -fno-common \
390 -Os -std=gnu99
Juan Castilloa3487d12015-08-18 14:23:04 +0100391
Justin Chadwell83e04882019-08-20 11:01:52 +0100392ifeq (${SANITIZE_UB},on)
393TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover
394endif
395ifeq (${SANITIZE_UB},trap)
396TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \
397 -fsanitize-undefined-trap-on-error
398endif
399
david cunado34ab6092017-11-30 21:58:01 +0000400GCC_V_OUTPUT := $(shell $(CC) -v 2>&1)
david cunado34ab6092017-11-30 21:58:01 +0000401
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100402# LD = armlink
Varun Wadekar4d034c52019-01-11 14:47:48 -0800403ifneq ($(findstring armlink,$(notdir $(LD))),)
404TF_LDFLAGS += --diag_error=warning --lto_level=O1
405TF_LDFLAGS += --remove --info=unused,unusedsymbols
zelalem-aweked5f45272019-11-12 16:20:17 -0600406TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH))
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100407
408# LD = gcc (used when GCC LTO is enabled)
zelalem-aweked5f45272019-11-12 16:20:17 -0600409else ifneq ($(findstring gcc,$(notdir $(LD))),)
410# Pass ld options with Wl or Xlinker switches
411TF_LDFLAGS += -Wl,--fatal-warnings -O1
412TF_LDFLAGS += -Wl,--gc-sections
413ifeq ($(ENABLE_LTO),1)
414 ifeq (${ARCH},aarch64)
415 TF_LDFLAGS += -flto -fuse-linker-plugin
416 endif
417endif
418# GCC automatically adds fix-cortex-a53-843419 flag when used to link
419# which breaks some builds, so disable if errata fix is not explicitly enabled
420ifneq (${ERRATA_A53_843419},1)
421 TF_LDFLAGS += -mno-fix-cortex-a53-843419
422endif
423TF_LDFLAGS += -nostdlib
424TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100425
426# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
Varun Wadekar4d034c52019-01-11 14:47:48 -0800427else
Douglas Raillardd0c82732017-06-22 14:44:48 +0100428TF_LDFLAGS += --fatal-warnings -O1
429TF_LDFLAGS += --gc-sections
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100430# ld.lld doesn't recognize the errata flags,
431# therefore don't add those in that case
432ifeq ($(findstring ld.lld,$(notdir $(LD))),)
Douglas Raillardd0c82732017-06-22 14:44:48 +0100433TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH))
zelalem-aweked5f45272019-11-12 16:20:17 -0600434endif
Ambroise Vincent05c07c52019-07-17 11:08:38 +0100435endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100436
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000437DTC_FLAGS += -I dts -O dtb
Louis Mayencourt6b232d92020-02-28 16:57:30 +0000438DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef \
439 -x assembler-with-cpp $(DEFINES)
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000440
Alexei Fedorov25d7c882020-03-20 18:38:55 +0000441ifeq ($(MEASURED_BOOT),1)
442DTC_CPPFLAGS += -DMEASURED_BOOT -DBL2_HASH_SIZE=${TCG_DIGEST_SIZE}
443endif
444
Juan Castilloa3487d12015-08-18 14:23:04 +0100445################################################################################
446# Common sources and include directories
447################################################################################
dp-arme3cc8382017-05-04 12:15:35 +0100448include lib/compiler-rt/compiler-rt.mk
Juan Castilloa3487d12015-08-18 14:23:04 +0100449
450BL_COMMON_SOURCES += common/bl_common.c \
Soby Mathewaaf15f52017-09-04 11:49:29 +0100451 common/tf_log.c \
Soby Mathewa1941252016-05-05 14:33:33 +0100452 common/${ARCH}/debug.S \
Julius Werner03020da2018-11-27 22:10:56 -0800453 drivers/console/multi_console.c \
Soby Mathewa1941252016-05-05 14:33:33 +0100454 lib/${ARCH}/cache_helpers.S \
455 lib/${ARCH}/misc_helpers.S \
Soby Mathew2f38ce32018-02-08 17:45:12 +0000456 plat/common/plat_bl_common.c \
Soby Mathewaaf15f52017-09-04 11:49:29 +0100457 plat/common/plat_log_common.c \
dp-arm230011c2017-03-07 11:02:47 +0000458 plat/common/${ARCH}/plat_common.c \
Soby Mathewa1941252016-05-05 14:33:33 +0100459 plat/common/${ARCH}/platform_helpers.S \
Roberto Vargas0f8f9852018-05-08 10:27:10 +0100460 ${COMPILER_RT_SRCS}
Ryan Harkind7a6b0f2014-01-13 14:40:13 +0000461
Antonio Nino Diazeea20fc2018-08-16 15:42:44 +0100462ifeq ($(notdir $(CC)),armclang)
463BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S
464endif
465
Justin Chadwell83e04882019-08-20 11:01:52 +0100466ifeq (${SANITIZE_UB},on)
467BL_COMMON_SOURCES += plat/common/ubsan.c
468endif
469
Yann Gautier2cf1dbc2018-06-18 16:00:23 +0200470INCLUDES += -Iinclude \
Antonio Nino Diaz8d1ade62018-12-17 17:20:57 +0000471 -Iinclude/arch/${ARCH} \
Antonio Nino Diaze0f90632018-12-14 00:18:21 +0000472 -Iinclude/lib/cpus/${ARCH} \
473 -Iinclude/lib/el3_runtime/${ARCH} \
474 ${PLAT_INCLUDES} \
475 ${SPD_INCLUDES}
476
Antonio Nino Diazc3a2cf22018-11-19 11:48:30 +0000477include common/backtrace/backtrace.mk
478
Juan Castilloa3487d12015-08-18 14:23:04 +0100479################################################################################
480# Generic definitions
481################################################################################
482
Evan Lloydf2697142015-12-02 18:17:37 +0000483include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
484
Grant Likely388248a2020-07-30 08:50:10 +0100485ifeq (${BUILD_BASE},)
486 BUILD_BASE := ./build
487endif
488BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${BUILD_TYPE}
Achin Gupta4f6ad662013-10-25 09:08:21 +0100489
Evan Lloydf2697142015-12-02 18:17:37 +0000490SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
Ryan Harkin72ee3312014-01-15 16:55:07 +0000491
Juan Castilloa3487d12015-08-18 14:23:04 +0100492# Platforms providing their own TBB makefile may override this value
493INCLUDE_TBBR_MK := 1
494
Jeenu Viswambharane5c39fd2014-05-16 11:38:10 +0100495
Juan Castilloa3487d12015-08-18 14:23:04 +0100496################################################################################
497# Include SPD Makefile if one has been specified
498################################################################################
499
500ifneq (${SPD},none)
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000501 ifeq (${ARCH},aarch32)
Sandrine Bailleux247e3392018-10-03 14:56:38 +0200502 $(error "Error: SPD is incompatible with AArch32.")
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000503 endif
504
505 ifdef EL3_PAYLOAD_BASE
Sandrine Bailleux03897bb2015-11-26 16:31:34 +0000506 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
507 $(warning "The SPD and its BL32 companion will be present but ignored.")
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000508 endif
Achin Gupta60b7b8a2019-10-11 15:50:43 +0100509
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000510 ifeq (${SPD},spmd)
Max Shvetsove7fd80e2020-02-25 13:55:00 +0000511 $(warning "SPMD is an experimental feature")
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000512 # SPMD is located in std_svc directory
513 SPD_DIR := std_svc
Juan Castilloa3487d12015-08-18 14:23:04 +0100514
Max Shvetsove7fd80e2020-02-25 13:55:00 +0000515 ifeq ($(SPMD_SPM_AT_SEL2),1)
516 ifeq ($(CTX_INCLUDE_EL2_REGS),0)
517 $(error SPMD with SPM at S-EL2 requires CTX_INCLUDE_EL2_REGS option)
518 endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100519 endif
Olivier Deprezbcaa0682020-04-01 21:28:26 +0200520
521 ifeq ($(findstring optee_sp,$(ARM_SPMC_MANIFEST_DTS)),optee_sp)
522 DTC_CPPFLAGS += -DOPTEE_SP_FW_CONFIG
523 endif
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000524 else
525 # All other SPDs in spd directory
526 SPD_DIR := spd
527 endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100528
Max Shvetsovbdf502d2020-02-25 13:56:19 +0000529 # We expect to locate an spd.mk under the specified SPD directory
530 SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
531
532 ifeq (${SPD_MAKE},)
533 $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
534 endif
535 $(info Including ${SPD_MAKE})
536 include ${SPD_MAKE}
537
538 # If there's BL32 companion for the chosen SPD, we expect that the SPD's
539 # Makefile would set NEED_BL32 to "yes". In this case, the build system
540 # supports two mutually exclusive options:
541 # * BL32 is built from source: then BL32_SOURCES must contain the list
542 # of source files to build BL32
543 # * BL32 is a prebuilt binary: then BL32 must point to the image file
544 # that will be included in the FIP
545 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
546 # over the sources.
Juan Castilloa3487d12015-08-18 14:23:04 +0100547endif
548
Douglas Raillard306593d2017-02-24 18:14:15 +0000549################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100550# Include the platform specific Makefile after the SPD Makefile (the platform
551# makefile may use all previous definitions in this file)
552################################################################################
Jeenu Viswambharane5c39fd2014-05-16 11:38:10 +0100553
Dan Handley81be1002015-03-27 17:44:35 +0000554include ${PLAT_MAKEFILE_FULL}
Jon Medhurst66573cb2014-02-13 15:19:28 +0000555
Masahiro Yamadae2395b42017-11-04 03:12:28 +0900556$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
557
Etienne Carriere1374fcb2017-11-08 13:48:40 +0100558ifeq (${ARM_ARCH_MAJOR},7)
559include make_helpers/armv7-a-cpus.mk
560endif
561
Masahiro Yamadac3ca8812020-01-17 13:44:37 +0900562PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT})
563ifneq ($(PIE_FOUND),)
564 TF_CFLAGS += -fno-PIE
565endif
566
567ifneq ($(findstring gcc,$(notdir $(LD))),)
568 PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker
Soby Mathew078f1a42018-08-28 11:13:55 +0100569else
Masahiro Yamadac3ca8812020-01-17 13:44:37 +0900570 PIE_LDFLAGS += -pie --no-dynamic-linker
571endif
572
573ifeq ($(ENABLE_PIE),1)
Masahiro Yamada65d699d2020-01-17 13:45:02 +0900574ifeq ($(BL2_AT_EL3),1)
575ifneq ($(BL2_IN_XIP_MEM),1)
576 BL2_CFLAGS += -fpie
577 BL2_LDFLAGS += $(PIE_LDFLAGS)
578endif
579endif
Masahiro Yamadac3ca8812020-01-17 13:44:37 +0900580 BL31_CFLAGS += -fpie
581 BL31_LDFLAGS += $(PIE_LDFLAGS)
Masahiro Yamadade634f82020-01-17 13:45:14 +0900582 BL32_CFLAGS += -fpie
583 BL32_LDFLAGS += $(PIE_LDFLAGS)
584endif
Soby Mathew078f1a42018-08-28 11:13:55 +0100585
Masahiro Yamada003dd762020-03-26 13:18:48 +0900586ifeq (${ARCH},aarch64)
Masahiro Yamadaf1441572020-04-01 14:20:58 +0900587BL1_CPPFLAGS += -DIMAGE_AT_EL3
Masahiro Yamada003dd762020-03-26 13:18:48 +0900588ifeq ($(BL2_AT_EL3),1)
Masahiro Yamadaf1441572020-04-01 14:20:58 +0900589BL2_CPPFLAGS += -DIMAGE_AT_EL3
Masahiro Yamada003dd762020-03-26 13:18:48 +0900590else
Masahiro Yamadaf1441572020-04-01 14:20:58 +0900591BL2_CPPFLAGS += -DIMAGE_AT_EL1
Masahiro Yamada003dd762020-03-26 13:18:48 +0900592endif
Masahiro Yamadaf1441572020-04-01 14:20:58 +0900593BL2U_CPPFLAGS += -DIMAGE_AT_EL1
594BL31_CPPFLAGS += -DIMAGE_AT_EL3
595BL32_CPPFLAGS += -DIMAGE_AT_EL1
Masahiro Yamada003dd762020-03-26 13:18:48 +0900596endif
597
Sandrine Bailleuxd4817592016-01-13 14:57:38 +0000598# Include the CPU specific operations makefile, which provides default
599# values for all CPU errata workarounds and CPU specific optimisations.
600# This can be overridden by the platform.
Soby Mathew937488b2014-09-22 14:13:34 +0100601include lib/cpus/cpu-ops.mk
Soby Mathew802f8652014-08-14 16:19:29 +0100602
dp-armcdd03cb2017-02-15 11:07:55 +0000603ifeq (${ARCH},aarch32)
604NEED_BL32 := yes
605
606################################################################################
607# Build `AARCH32_SP` as BL32 image for AArch32
608################################################################################
609ifneq (${AARCH32_SP},none)
610# We expect to locate an sp.mk under the specified AARCH32_SP directory
611AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
612
613ifeq (${AARCH32_SP_MAKE},)
614 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
615endif
616
617$(info Including ${AARCH32_SP_MAKE})
618include ${AARCH32_SP_MAKE}
619endif
620
Varun Wadekar3f9002c2019-01-31 09:22:30 -0800621endif
622
623################################################################################
624# Include libc if not overridden
625################################################################################
626ifeq (${OVERRIDE_LIBC},0)
627include lib/libc/libc.mk
dp-armcdd03cb2017-02-15 11:07:55 +0000628endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100629
630################################################################################
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000631# Check incompatible options
632################################################################################
633
634ifdef EL3_PAYLOAD_BASE
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100635 ifdef PRELOADED_BL33_BASE
636 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
637 incompatible build options. EL3_PAYLOAD_BASE has priority.")
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000638 endif
Qixiang Xube9bd9d2017-08-24 11:03:23 +0800639 ifneq (${GENERATE_COT},0)
640 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
641 endif
642 ifneq (${TRUSTED_BOARD_BOOT},0)
643 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
644 endif
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000645endif
646
647ifeq (${NEED_BL33},yes)
648 ifdef EL3_PAYLOAD_BASE
649 $(warning "BL33 image is not needed when option \
650 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
651 endif
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100652 ifdef PRELOADED_BL33_BASE
653 $(warning "BL33 image is not needed when option \
654 PRELOADED_BL33_BASE is used and won't be added to the FIP \
655 file.")
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000656 endif
657endif
658
Jeenu Viswambharan7ed2cbc2017-01-06 16:14:42 +0000659# When building for systems with hardware-assisted coherency, there's no need to
660# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
661ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
662$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
663endif
Yatharth Kocharf528faf2016-06-28 16:58:26 +0100664
Jiafei Pan43a7bf42018-03-21 07:20:09 +0000665#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
666ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
667$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
668endif
669
Jeenu Viswambharan9a7ce2f2018-04-04 16:07:11 +0100670# For RAS_EXTENSION, require that EAs are handled in EL3 first
671ifeq ($(RAS_EXTENSION),1)
672 ifneq ($(HANDLE_EA_EL3_FIRST),1)
673 $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1)
674 endif
675endif
676
Jeenu Viswambharanf00da742017-12-08 12:13:51 +0000677# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled
678ifeq ($(FAULT_INJECTION_SUPPORT),1)
679 ifneq ($(RAS_EXTENSION),1)
680 $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1)
681 endif
682endif
683
Roberto Vargas025946a2018-09-24 17:20:48 +0100684# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
Soby Mathew9fe88042018-03-26 12:43:37 +0100685ifeq ($(DYN_DISABLE_AUTH), 1)
686 ifeq (${TRUSTED_BOARD_BOOT}, 0)
687 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.")
688 endif
Soby Mathew9fe88042018-03-26 12:43:37 +0100689endif
690
Balint Dobszayd0dbd5e2019-12-18 15:28:00 +0100691# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled.
692ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1)
693$(error "SDEI_IN_FCONF is an experimental feature and is only supported when \
694 SDEI_SUPPORT is enabled")
695endif
696
Manish V Badarkhead339892020-06-29 10:32:53 +0100697ifeq ($(COT_DESC_IN_DTB),1)
698 $(info CoT in device tree is an experimental feature)
699endif
700
Antonio Nino Diaz25cda672019-02-19 11:53:51 +0000701# If pointer authentication is used in the firmware, make sure that all the
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100702# registers associated to it are also saved and restored.
703# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
Antonio Nino Diaz25cda672019-02-19 11:53:51 +0000704ifeq ($(ENABLE_PAUTH),1)
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100705 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
706 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
Alexei Fedorov2831d582019-03-13 11:05:07 +0000707 endif
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100708endif
709
710ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
711 ifneq (${ARCH},aarch64)
712 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
713 else
714 $(info CTX_INCLUDE_PAUTH_REGS is an experimental feature)
Antonio Nino Diaz25cda672019-02-19 11:53:51 +0000715 endif
716endif
717
Alexei Fedorov90f2e882019-05-24 12:17:09 +0100718ifeq ($(ENABLE_PAUTH),1)
719 $(info Pointer Authentication is an experimental feature)
720endif
721
722ifeq ($(ENABLE_BTI),1)
723 $(info Branch Protection is an experimental feature)
724endif
725
Justin Chadwell1c7c13a2019-07-18 14:25:33 +0100726ifeq ($(CTX_INCLUDE_MTE_REGS),1)
727 ifneq (${ARCH},aarch64)
728 $(error CTX_INCLUDE_MTE_REGS requires AArch64)
729 else
730 $(info CTX_INCLUDE_MTE_REGS is an experimental feature)
731 endif
732endif
733
Alexei Fedorov913cb7e2020-01-23 14:27:38 +0000734ifeq ($(MEASURED_BOOT),1)
735 ifneq (${TRUSTED_BOARD_BOOT},1)
Sumit Garg392e4df2019-11-15 10:43:00 +0530736 $(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1)
Alexei Fedorov913cb7e2020-01-23 14:27:38 +0000737 else
738 $(info MEASURED_BOOT is an experimental feature)
739 endif
740endif
741
Petre-Ionut Tudore5a6fef2019-11-07 15:18:03 +0000742ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1)
743 ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
744 $(error "ALLOW_RO_XLAT_TABLES requires translation tables library v2")
745 endif
746endif
747
Sumit Garg392e4df2019-11-15 10:43:00 +0530748ifneq (${DECRYPTION_SUPPORT},none)
749 ifeq (${TRUSTED_BOARD_BOOT}, 0)
750 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT to be set)
751 else
752 $(info DECRYPTION_SUPPORT is an experimental feature)
753 endif
754endif
755
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000756################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100757# Process platform overrideable behaviour
758################################################################################
759
John Tsichritzis63801cd2019-07-05 14:22:12 +0100760# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
761# Certificate generation tools. This flag can be overridden by the platform.
Jon Medhurst66573cb2014-02-13 15:19:28 +0000762ifdef BL2_SOURCES
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000763 ifdef EL3_PAYLOAD_BASE
764 # If booting an EL3 payload there is no need for a BL33 image
765 # in the FIP file.
766 NEED_BL33 := no
767 else
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100768 ifdef PRELOADED_BL33_BASE
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000769 # If booting a BL33 preloaded image there is no need of
770 # another one in the FIP file.
771 NEED_BL33 := no
772 else
773 NEED_BL33 ?= yes
774 endif
775 endif
Jon Medhurst66573cb2014-02-13 15:19:28 +0000776endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100777
Masahiro Yamadae76b4f82017-04-05 19:11:41 +0900778# If SCP_BL2 is given, we always want FIP to include it.
779ifdef SCP_BL2
780 NEED_SCP_BL2 := yes
781endif
782
Soby Mathewbf169232017-11-14 14:10:10 +0000783# For AArch32, BL31 is not currently supported.
784ifneq (${ARCH},aarch32)
785 ifdef BL31_SOURCES
786 # When booting an EL3 payload, there is no need to compile the BL31 image nor
787 # put it in the FIP.
788 ifndef EL3_PAYLOAD_BASE
789 NEED_BL31 := yes
790 endif
791 endif
792endif
793
Juan Castilloa3487d12015-08-18 14:23:04 +0100794# Process TBB related flags
795ifneq (${GENERATE_COT},0)
796 # Common cert_create options
797 ifneq (${CREATE_KEYS},0)
798 $(eval CRT_ARGS += -n)
Yatharth Kochard1a93432015-10-12 12:33:47 +0100799 $(eval FWU_CRT_ARGS += -n)
Juan Castilloa3487d12015-08-18 14:23:04 +0100800 ifneq (${SAVE_KEYS},0)
801 $(eval CRT_ARGS += -k)
Yatharth Kochard1a93432015-10-12 12:33:47 +0100802 $(eval FWU_CRT_ARGS += -k)
Juan Castilloa3487d12015-08-18 14:23:04 +0100803 endif
804 endif
805 # Include TBBR makefile (unless the platform indicates otherwise)
806 ifeq (${INCLUDE_TBBR_MK},1)
807 include make_helpers/tbbr/tbbr_tools.mk
808 endif
Ryan Harkin25cff832014-01-13 12:37:03 +0000809endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100810
Masahiro Yamada4d87eb42016-12-25 13:52:22 +0900811ifneq (${FIP_ALIGN},0)
812FIP_ARGS += --align ${FIP_ALIGN}
813endif
814
Juan Castilloa3487d12015-08-18 14:23:04 +0100815################################################################################
Michalis Pappas0f223c52018-03-20 13:01:27 +0800816# Include libraries' Makefile that are used in all BL
817################################################################################
818
819include lib/stack_protector/stack_protector.mk
820
821################################################################################
dp-arm4972ec52016-05-25 16:20:20 +0100822# Auxiliary tools (fiptool, cert_create, etc)
Juan Castilloa3487d12015-08-18 14:23:04 +0100823################################################################################
Achin Gupta375f5382014-02-18 18:12:48 +0000824
Juan Castilloa3487d12015-08-18 14:23:04 +0100825# Variables for use with Certificate Generation Tool
826CRTTOOLPATH ?= tools/cert_create
Evan Lloyd004c9a52015-12-03 11:35:40 +0000827CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT}
Achin Gupta375f5382014-02-18 18:12:48 +0000828
Sumit Gargb6c4b3c2019-11-11 18:46:36 +0530829# Variables for use with Firmware Encryption Tool
830ENCTOOLPATH ?= tools/encrypt_fw
831ENCTOOL ?= ${ENCTOOLPATH}/encrypt_fw${BIN_EXT}
832
Juan Castilloa3487d12015-08-18 14:23:04 +0100833# Variables for use with Firmware Image Package
dp-arm4972ec52016-05-25 16:20:20 +0100834FIPTOOLPATH ?= tools/fiptool
835FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT}
James Morrisseyeaaeece2013-11-01 13:56:59 +0000836
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +0000837# Variables for use with sptool
838SPTOOLPATH ?= tools/sptool
839SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT}
Manish Pandey3f90ad72020-01-14 11:52:05 +0000840SP_MK_GEN ?= ${SPTOOLPATH}/sp_mk_generator.py
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +0000841
Roberto Vargase92111a2018-05-22 16:05:42 +0100842# Variables for use with ROMLIB
843ROMLIBPATH ?= lib/romlib
844
Louis Mayencourtcc3e8b82019-10-16 14:30:51 +0100845# Variable for use with Python
846PYTHON ?= python3
847
848# Variables for use with PRINT_MEMORY_MAP
849PRINT_MEMORY_MAP_PATH ?= tools/memory
850PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py
851
Madhukar Pappireddy46adb1b2020-01-28 12:41:20 -0600852# Variables for use with documentation build using Sphinx tool
853DOCS_PATH ?= docs
854
Soby Mathew574e01e2017-02-14 10:05:07 +0000855################################################################################
856# Include BL specific makefiles
857################################################################################
858ifdef BL1_SOURCES
859NEED_BL1 := yes
860include bl1/bl1.mk
861endif
862
863ifdef BL2_SOURCES
864NEED_BL2 := yes
865include bl2/bl2.mk
866endif
867
Soby Mathew574e01e2017-02-14 10:05:07 +0000868ifdef BL2U_SOURCES
869NEED_BL2U := yes
870include bl2u/bl2u.mk
871endif
872
Soby Mathewbf169232017-11-14 14:10:10 +0000873ifeq (${NEED_BL31},yes)
Soby Mathew574e01e2017-02-14 10:05:07 +0000874ifdef BL31_SOURCES
Soby Mathew574e01e2017-02-14 10:05:07 +0000875include bl31/bl31.mk
876endif
877endif
Soby Mathew574e01e2017-02-14 10:05:07 +0000878
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000879ifdef FDT_SOURCES
880NEED_FDT := yes
881endif
882
Soby Mathew574e01e2017-02-14 10:05:07 +0000883################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100884# Build options checks
885################################################################################
886
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500887$(eval $(call assert_booleans,\
888 $(sort \
889 ALLOW_RO_XLAT_TABLES \
890 COLD_BOOT_SINGLE_CPU \
891 CREATE_KEYS \
892 CTX_INCLUDE_AARCH32_REGS \
893 CTX_INCLUDE_FPREGS \
894 CTX_INCLUDE_PAUTH_REGS \
895 CTX_INCLUDE_MTE_REGS \
896 CTX_INCLUDE_EL2_REGS \
Arunachalam Ganapathydd3ec7e2020-05-28 11:57:09 +0100897 CTX_INCLUDE_NEVE_REGS \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500898 DEBUG \
Javier Almansa Sobrinof3a4c542020-11-23 18:38:15 +0000899 DISABLE_MTPMU \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500900 DYN_DISABLE_AUTH \
901 EL3_EXCEPTION_HANDLING \
902 ENABLE_AMU \
johpow01fa59c6f2020-10-02 13:41:11 -0500903 AMU_RESTRICT_COUNTERS \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500904 ENABLE_ASSERTIONS \
905 ENABLE_MPAM_FOR_LOWER_ELS \
906 ENABLE_PIE \
907 ENABLE_PMF \
908 ENABLE_PSCI_STAT \
909 ENABLE_RUNTIME_INSTRUMENTATION \
910 ENABLE_SPE_FOR_LOWER_ELS \
911 ENABLE_SVE_FOR_NS \
912 ERROR_DEPRECATED \
913 FAULT_INJECTION_SUPPORT \
914 GENERATE_COT \
915 GICV2_G0_FOR_EL3 \
916 HANDLE_EA_EL3_FIRST \
917 HW_ASSISTED_COHERENCY \
918 INVERTED_MEMMAP \
919 MEASURED_BOOT \
920 NS_TIMER_SWITCH \
921 OVERRIDE_LIBC \
922 PL011_GENERIC_UART \
923 PROGRAMMABLE_RESET_ADDRESS \
924 PSCI_EXTENDED_STATE_ID \
925 RAS_EXTENSION \
926 RESET_TO_BL31 \
927 SAVE_KEYS \
928 SEPARATE_CODE_AND_RODATA \
929 SEPARATE_NOBITS_REGION \
930 SPIN_ON_BL1_EXIT \
931 SPM_MM \
932 SPMD_SPM_AT_SEL2 \
933 TRUSTED_BOARD_BOOT \
934 USE_COHERENT_MEM \
935 USE_DEBUGFS \
936 ARM_IO_IN_DTB \
937 SDEI_IN_FCONF \
938 SEC_INT_DESC_IN_FCONF \
939 USE_ROMLIB \
940 USE_TBBR_DEFS \
941 WARMBOOT_ENABLE_DCACHE_EARLY \
942 BL2_AT_EL3 \
943 BL2_IN_XIP_MEM \
944 BL2_INV_DCACHE \
945 USE_SPINLOCK_CAS \
946 ENCRYPT_BL31 \
947 ENCRYPT_BL32 \
948 ERRATA_SPECULATIVE_AT \
949 RAS_TRAP_LOWER_EL_ERR_ACCESS \
950 COT_DESC_IN_DTB \
951 USE_SP804_TIMER \
Tomas Pilarde164b02020-10-29 13:01:16 +0000952 ENABLE_FEAT_RNG \
Chris Kay08fec332021-03-09 13:34:35 +0000953 ENABLE_FEAT_SB \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500954)))
Dan Handley81be1002015-03-27 17:44:35 +0000955
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500956$(eval $(call assert_numerics,\
957 $(sort \
958 ARM_ARCH_MAJOR \
959 ARM_ARCH_MINOR \
960 BRANCH_PROTECTION \
961 FW_ENC_STATUS \
962)))
Jeenu Viswambharanfca76802017-01-16 16:52:35 +0000963
Justin Chadwellf9b32c12019-07-29 17:13:10 +0100964ifdef KEY_SIZE
965 $(eval $(call assert_numeric,KEY_SIZE))
966endif
967
Justin Chadwell83e04882019-08-20 11:01:52 +0100968ifeq ($(filter $(SANITIZE_UB), on off trap),)
969 $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
970endif
971
Juan Castilloa3487d12015-08-18 14:23:04 +0100972################################################################################
973# Add definitions to the cpp preprocessor based on the current build options.
974# This is done after including the platform specific makefile to allow the
975# platform to overwrite the default options
976################################################################################
Jeenu Viswambharand1b60152014-05-12 15:28:47 +0100977
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500978$(eval $(call add_defines,\
979 $(sort \
980 ALLOW_RO_XLAT_TABLES \
981 ARM_ARCH_MAJOR \
982 ARM_ARCH_MINOR \
983 COLD_BOOT_SINGLE_CPU \
984 CTX_INCLUDE_AARCH32_REGS \
985 CTX_INCLUDE_FPREGS \
986 CTX_INCLUDE_PAUTH_REGS \
987 EL3_EXCEPTION_HANDLING \
988 CTX_INCLUDE_MTE_REGS \
989 CTX_INCLUDE_EL2_REGS \
Arunachalam Ganapathydd3ec7e2020-05-28 11:57:09 +0100990 CTX_INCLUDE_NEVE_REGS \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500991 DECRYPTION_SUPPORT_${DECRYPTION_SUPPORT} \
Javier Almansa Sobrinof3a4c542020-11-23 18:38:15 +0000992 DISABLE_MTPMU \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500993 ENABLE_AMU \
johpow01fa59c6f2020-10-02 13:41:11 -0500994 AMU_RESTRICT_COUNTERS \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -0500995 ENABLE_ASSERTIONS \
996 ENABLE_BTI \
997 ENABLE_MPAM_FOR_LOWER_ELS \
998 ENABLE_PAUTH \
999 ENABLE_PIE \
1000 ENABLE_PMF \
1001 ENABLE_PSCI_STAT \
1002 ENABLE_RUNTIME_INSTRUMENTATION \
1003 ENABLE_SPE_FOR_LOWER_ELS \
1004 ENABLE_SVE_FOR_NS \
1005 ENCRYPT_BL31 \
1006 ENCRYPT_BL32 \
1007 ERROR_DEPRECATED \
1008 FAULT_INJECTION_SUPPORT \
1009 GICV2_G0_FOR_EL3 \
1010 HANDLE_EA_EL3_FIRST \
1011 HW_ASSISTED_COHERENCY \
1012 LOG_LEVEL \
1013 MEASURED_BOOT \
1014 NS_TIMER_SWITCH \
1015 PL011_GENERIC_UART \
1016 PLAT_${PLAT} \
1017 PROGRAMMABLE_RESET_ADDRESS \
1018 PSCI_EXTENDED_STATE_ID \
1019 RAS_EXTENSION \
1020 RESET_TO_BL31 \
1021 SEPARATE_CODE_AND_RODATA \
1022 SEPARATE_NOBITS_REGION \
1023 RECLAIM_INIT_CODE \
1024 SPD_${SPD} \
1025 SPIN_ON_BL1_EXIT \
1026 SPM_MM \
1027 SPMD_SPM_AT_SEL2 \
1028 TRUSTED_BOARD_BOOT \
Jimmy Brisson26c5b5c2020-06-22 14:18:42 -05001029 TRNG_SUPPORT \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -05001030 USE_COHERENT_MEM \
1031 USE_DEBUGFS \
1032 ARM_IO_IN_DTB \
1033 SDEI_IN_FCONF \
1034 SEC_INT_DESC_IN_FCONF \
1035 USE_ROMLIB \
1036 USE_TBBR_DEFS \
1037 WARMBOOT_ENABLE_DCACHE_EARLY \
1038 BL2_AT_EL3 \
1039 BL2_IN_XIP_MEM \
1040 BL2_INV_DCACHE \
1041 USE_SPINLOCK_CAS \
1042 ERRATA_SPECULATIVE_AT \
1043 RAS_TRAP_LOWER_EL_ERR_ACCESS \
1044 COT_DESC_IN_DTB \
1045 USE_SP804_TIMER \
Tomas Pilarde164b02020-10-29 13:01:16 +00001046 ENABLE_FEAT_RNG \
Chris Kay08fec332021-03-09 13:34:35 +00001047 ENABLE_FEAT_SB \
Leonardo Sandoval65fca7c2020-09-10 12:18:27 -05001048)))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +01001049
Justin Chadwell83e04882019-08-20 11:01:52 +01001050ifeq (${SANITIZE_UB},trap)
1051 $(eval $(call add_define,MONITOR_TRAPS))
1052endif
1053
Sandrine Bailleux03897bb2015-11-26 16:31:34 +00001054# Define the EL3_PAYLOAD_BASE flag only if it is provided.
1055ifdef EL3_PAYLOAD_BASE
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +00001056 $(eval $(call add_define,EL3_PAYLOAD_BASE))
1057else
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +01001058 # Define the PRELOADED_BL33_BASE flag only if it is provided and
1059 # EL3_PAYLOAD_BASE is not defined, as it has priority.
1060 ifdef PRELOADED_BL33_BASE
1061 $(eval $(call add_define,PRELOADED_BL33_BASE))
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +00001062 endif
Sandrine Bailleux03897bb2015-11-26 16:31:34 +00001063endif
Soby Mathew85dbf5a2015-04-07 12:16:56 +01001064
Soby Mathew9fe88042018-03-26 12:43:37 +01001065# Define the DYN_DISABLE_AUTH flag only if set.
1066ifeq (${DYN_DISABLE_AUTH},1)
1067$(eval $(call add_define,DYN_DISABLE_AUTH))
1068endif
1069
Varun Wadekar4d034c52019-01-11 14:47:48 -08001070ifneq ($(findstring armlink,$(notdir $(LD))),)
1071$(eval $(call add_define,USE_ARM_LINK))
1072endif
1073
Manish Pandey3f90ad72020-01-14 11:52:05 +00001074# Generate and include sp_gen.mk if SPD is spmd and SP_LAYOUT_FILE is defined
Manish Pandey3f90ad72020-01-14 11:52:05 +00001075ifeq (${SPD},spmd)
Olivier Deprez042db532020-03-19 09:27:11 +01001076ifdef SP_LAYOUT_FILE
1077 ifeq (${SPMD_SPM_AT_SEL2},0)
1078 $(error "SPMD with SPM at S-EL1 does not require SP_LAYOUT_FILE")
1079 endif
Manish Pandey3f90ad72020-01-14 11:52:05 +00001080 -include $(BUILD_PLAT)/sp_gen.mk
1081 FIP_DEPS += sp
Manish Pandeyaaaeb312020-05-26 23:59:36 +01001082 CRT_DEPS += sp
Manish Pandey3f90ad72020-01-14 11:52:05 +00001083 NEED_SP_PKG := yes
1084else
Olivier Deprez042db532020-03-19 09:27:11 +01001085 ifeq (${SPMD_SPM_AT_SEL2},1)
1086 $(error "SPMD with SPM at S-EL2 require SP_LAYOUT_FILE")
1087 endif
Manish Pandey3f90ad72020-01-14 11:52:05 +00001088endif
1089endif
1090
Juan Castilloa3487d12015-08-18 14:23:04 +01001091################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +01001092# Build targets
1093################################################################################
Achin Gupta4f6ad662013-10-25 09:08:21 +01001094
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301095.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip sp fwu_fip certtool dtbs memmap doc enctool
Juan Castilloa3487d12015-08-18 14:23:04 +01001096.SUFFIXES:
Achin Gupta4f6ad662013-10-25 09:08:21 +01001097
Juan Castilloa3487d12015-08-18 14:23:04 +01001098all: msg_start
Harry Liebelf58ad362014-01-10 18:00:33 +00001099
Juan Castilloa3487d12015-08-18 14:23:04 +01001100msg_start:
1101 @echo "Building ${PLAT}"
Juan Castillo11abdcd2014-10-21 11:30:42 +01001102
Soby Mathew18a62042015-10-26 14:29:21 +00001103ifeq (${ERROR_DEPRECATED},0)
Julius Werner53456fc2019-07-09 13:49:11 -07001104# Check if deprecated declarations and cpp warnings should be treated as error or not.
Varun Wadekar4d034c52019-01-11 14:47:48 -08001105ifneq ($(findstring clang,$(notdir $(CC))),)
1106 CPPFLAGS += -Wno-error=deprecated-declarations
1107else
Dan Handley6fa89a22018-02-27 16:03:58 +00001108 CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp
Soby Mathew18a62042015-10-26 14:29:21 +00001109endif
Julius Werner53456fc2019-07-09 13:49:11 -07001110endif # !ERROR_DEPRECATED
Soby Mathew18a62042015-10-26 14:29:21 +00001111
Roberto Vargase92111a2018-05-22 16:05:42 +01001112$(eval $(call MAKE_LIB_DIRS))
Roberto Vargas0f8f9852018-05-08 10:27:10 +01001113$(eval $(call MAKE_LIB,c))
Roberto Vargas21360f32018-05-08 10:27:10 +01001114
Juan Castilloa3487d12015-08-18 14:23:04 +01001115# Expand build macros for the different images
1116ifeq (${NEED_BL1},yes)
1117$(eval $(call MAKE_BL,1))
1118endif
Juan Castillo11abdcd2014-10-21 11:30:42 +01001119
Juan Castilloa3487d12015-08-18 14:23:04 +01001120ifeq (${NEED_BL2},yes)
Roberto Vargas53c052b2018-01-02 11:23:41 +00001121ifeq (${BL2_AT_EL3}, 0)
1122FIP_BL2_ARGS := tb-fw
1123endif
1124
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001125$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
Roberto Vargas53c052b2018-01-02 11:23:41 +00001126 $(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
Juan Castilloa3487d12015-08-18 14:23:04 +01001127endif
Juan Castillo11abdcd2014-10-21 11:30:42 +01001128
Masahiro Yamadae76b4f82017-04-05 19:11:41 +09001129ifeq (${NEED_SCP_BL2},yes)
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001130$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
Masahiro Yamadae76b4f82017-04-05 19:11:41 +09001131endif
1132
Juan Castilloa3487d12015-08-18 14:23:04 +01001133ifeq (${NEED_BL31},yes)
1134BL31_SOURCES += ${SPD_SOURCES}
Madhukar Pappireddyae9677b2020-01-27 13:37:51 -06001135# Sort BL31 source files to remove duplicates
1136BL31_SOURCES := $(sort ${BL31_SOURCES})
Sumit Gargeec52442019-11-14 16:33:45 +05301137ifneq (${DECRYPTION_SUPPORT},none)
1138$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw,,$(ENCRYPT_BL31))),\
1139 $(eval $(call MAKE_BL,31,soc-fw,,$(ENCRYPT_BL31))))
1140else
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001141$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
Juan Castillo8e04dec2016-01-05 11:55:36 +00001142 $(eval $(call MAKE_BL,31,soc-fw)))
Juan Castilloa3487d12015-08-18 14:23:04 +01001143endif
Sumit Gargeec52442019-11-14 16:33:45 +05301144endif
Juan Castillo379954c2014-11-04 17:36:40 +00001145
Juan Castillo671b8db2015-11-12 10:59:26 +00001146# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
Masahiro Yamada4d156802018-01-26 11:42:01 +09001147# build system will call TOOL_ADD_IMG to print a warning message and abort the
Juan Castillo671b8db2015-11-12 10:59:26 +00001148# process. Note that the dependency on BL32 applies to the FIP only.
Juan Castilloa3487d12015-08-18 14:23:04 +01001149ifeq (${NEED_BL32},yes)
Madhukar Pappireddyae9677b2020-01-27 13:37:51 -06001150# Sort BL32 source files to remove duplicates
1151BL32_SOURCES := $(sort ${BL32_SOURCES})
Masahiro Yamada6ced1b22018-01-26 11:42:01 +09001152BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
1153
Sumit Gargeec52442019-11-14 16:33:45 +05301154ifneq (${DECRYPTION_SUPPORT},none)
1155$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw,,$(ENCRYPT_BL32))),\
1156 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw,,$(ENCRYPT_BL32))))
1157else
Masahiro Yamada6ced1b22018-01-26 11:42:01 +09001158$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001159 $(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
Juan Castillo11abdcd2014-10-21 11:30:42 +01001160endif
Sumit Gargeec52442019-11-14 16:33:45 +05301161endif
Juan Castillo11abdcd2014-10-21 11:30:42 +01001162
Juan Castilloa3487d12015-08-18 14:23:04 +01001163# Add the BL33 image if required by the platform
1164ifeq (${NEED_BL33},yes)
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001165$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
Juan Castillo9c25a402015-01-13 12:21:04 +00001166endif
1167
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +01001168ifeq (${NEED_BL2U},yes)
Masahiro Yamada9c5ca522018-01-26 11:42:01 +09001169$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
Masahiro Yamadacd7711d2018-01-26 11:42:01 +09001170 $(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +01001171endif
1172
Nishanth Menon4ac02ba2016-10-14 01:13:57 +00001173# Expand build macros for the different images
1174ifeq (${NEED_FDT},yes)
Soby Mathewab4181d2017-12-14 17:44:56 +00001175 $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +00001176endif
1177
Manish Pandey3f90ad72020-01-14 11:52:05 +00001178# Add Secure Partition packages
1179ifeq (${NEED_SP_PKG},yes)
1180$(BUILD_PLAT)/sp_gen.mk: ${SP_MK_GEN} ${SP_LAYOUT_FILE} | ${BUILD_PLAT}
Ruari Phipps571ed6b2020-07-24 16:20:57 +01001181 ${Q}${PYTHON} "$<" "$@" $(filter-out $<,$^) $(BUILD_PLAT) ${COT}
Manish Pandey3f90ad72020-01-14 11:52:05 +00001182sp: $(SPTOOL) $(DTBS) $(BUILD_PLAT)/sp_gen.mk
1183 ${Q}$(SPTOOL) $(SPTOOL_ARGS)
1184 @${ECHO_BLANK_LINE}
1185 @echo "Built SP Images successfully"
1186 @${ECHO_BLANK_LINE}
1187endif
1188
Ian Spray36eaaf32014-01-30 17:25:28 +00001189locate-checkpatch:
1190ifndef CHECKPATCH
Etienne Carrieref5657572017-08-23 15:44:01 +02001191 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
Ian Spray36eaaf32014-01-30 17:25:28 +00001192else
1193ifeq (,$(wildcard ${CHECKPATCH}))
Etienne Carrieref5657572017-08-23 15:44:01 +02001194 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
Ian Spray36eaaf32014-01-30 17:25:28 +00001195endif
1196endif
1197
Achin Gupta4f6ad662013-10-25 09:08:21 +01001198clean:
Juan Castilloa3487d12015-08-18 14:23:04 +01001199 @echo " CLEAN"
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001200 $(call SHELL_REMOVE_DIR,${BUILD_PLAT})
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001201ifdef UNIX_MK
Juan Castilloa3487d12015-08-18 14:23:04 +01001202 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001203else
1204# Clear the MAKEFLAGS as we do not want
1205# to pass the gnumake flags to nmake.
1206 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) clean
1207endif
Juan Castilloa3487d12015-08-18 14:23:04 +01001208 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301209 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} clean
Roberto Vargase92111a2018-05-22 16:05:42 +01001210 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +01001211
James Morrisseyeaaeece2013-11-01 13:56:59 +00001212realclean distclean:
Juan Castilloa3487d12015-08-18 14:23:04 +01001213 @echo " REALCLEAN"
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001214 $(call SHELL_REMOVE_DIR,${BUILD_BASE})
1215 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001216ifdef UNIX_MK
Juan Castilloa3487d12015-08-18 14:23:04 +01001217 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001218else
1219# Clear the MAKEFLAGS as we do not want
1220# to pass the gnumake flags to nmake.
1221 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL)) realclean
1222endif
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +00001223 ${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean
Juan Castilloa3487d12015-08-18 14:23:04 +01001224 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301225 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${ENCTOOLPATH} realclean
Roberto Vargase92111a2018-05-22 16:05:42 +01001226 ${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +01001227
Ian Spray36eaaf32014-01-30 17:25:28 +00001228checkcodebase: locate-checkpatch
Juan Castilloa3487d12015-08-18 14:23:04 +01001229 @echo " CHECKING STYLE"
Dan Handley3a355712016-06-02 18:21:02 +01001230 @if test -d .git ; then \
Paul Beesleyadfab5b2019-03-07 16:42:31 +00001231 git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \
Dan Handley3a355712016-06-02 18:21:02 +01001232 while read GIT_FILE ; \
1233 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \
1234 done ; \
1235 else \
1236 find . -type f -not -iwholename "*.git*" \
1237 -not -iwholename "*build*" \
1238 -not -iwholename "*libfdt*" \
Roberto Vargas0f8f9852018-05-08 10:27:10 +01001239 -not -iwholename "*libc*" \
Dan Handley3a355712016-06-02 18:21:02 +01001240 -not -iwholename "*docs*" \
Paul Beesleyadfab5b2019-03-07 16:42:31 +00001241 -not -iwholename "*.rst" \
Dan Handley3a355712016-06-02 18:21:02 +01001242 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \
1243 fi
Ian Spray36eaaf32014-01-30 17:25:28 +00001244
1245checkpatch: locate-checkpatch
Juan Castilloa3487d12015-08-18 14:23:04 +01001246 @echo " CHECKING STYLE"
Yann Gautier0c26a2a2019-03-08 15:44:00 +01001247 @if test -n "${CHECKPATCH_OPTS}"; then \
1248 echo " with ${CHECKPATCH_OPTS} option(s)"; \
1249 fi
Antonio Nino Diaz2cd4b582018-01-29 12:00:31 +00001250 ${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \
1251 for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \
1252 printf "\n[*] Checking style of '$$commit'\n\n"; \
1253 git log --format=email "$$commit~..$$commit" \
Yann Gautier0c26a2a2019-03-08 15:44:00 +01001254 -- ${CHECK_PATHS} | \
1255 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \
Antonio Nino Diaz2cd4b582018-01-29 12:00:31 +00001256 git diff --format=email "$$commit~..$$commit" \
Yann Gautier0c26a2a2019-03-08 15:44:00 +01001257 -- ${CHECK_PATHS} | \
1258 ${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \
Antonio Nino Diaz2cd4b582018-01-29 12:00:31 +00001259 done
Juan Castilloa3487d12015-08-18 14:23:04 +01001260
1261certtool: ${CRTTOOL}
Ian Spray36eaaf32014-01-30 17:25:28 +00001262
Pali Rohár54ff2132020-11-24 15:38:08 +01001263${CRTTOOL}: FORCE
Manish V Badarkhe635482e2020-08-13 05:56:33 +01001264 ${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} OPENSSL_DIR=${OPENSSL_DIR} CRTTOOL=${CRTTOOL} --no-print-directory -C ${CRTTOOLPATH}
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001265 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +01001266 @echo "Built $@ successfully"
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001267 @${ECHO_BLANK_LINE}
Jon Medhurst407a95c2014-02-12 15:54:48 +00001268
Juan Castillo11abdcd2014-10-21 11:30:42 +01001269ifneq (${GENERATE_COT},0)
Juan Castilloa3487d12015-08-18 14:23:04 +01001270certificates: ${CRT_DEPS} ${CRTTOOL}
1271 ${Q}${CRTTOOL} ${CRT_ARGS}
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001272 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +01001273 @echo "Built $@ successfully"
1274 @echo "Certificates can be found in ${BUILD_PLAT}"
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001275 @${ECHO_BLANK_LINE}
Juan Castillo11abdcd2014-10-21 11:30:42 +01001276endif
1277
Juan Castilloa3487d12015-08-18 14:23:04 +01001278${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
Pali Rohára5416ab2020-11-24 16:53:04 +01001279 $(eval ${CHECK_FIP_CMD})
dp-arm4972ec52016-05-25 16:20:20 +01001280 ${Q}${FIPTOOL} create ${FIP_ARGS} $@
1281 ${Q}${FIPTOOL} info $@
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001282 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +01001283 @echo "Built $@ successfully"
Evan Lloyd26c6cb42015-12-02 18:33:55 +00001284 @${ECHO_BLANK_LINE}
Soby Mathewdbee7fc2014-09-08 17:51:01 +01001285
Yatharth Kochard1a93432015-10-12 12:33:47 +01001286ifneq (${GENERATE_COT},0)
1287fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
1288 ${Q}${CRTTOOL} ${FWU_CRT_ARGS}
Evan Lloyd1c5f3602017-04-11 16:52:00 +01001289 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +01001290 @echo "Built $@ successfully"
1291 @echo "FWU certificates can be found in ${BUILD_PLAT}"
Evan Lloyd1c5f3602017-04-11 16:52:00 +01001292 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +01001293endif
1294
1295${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
Pali Rohára5416ab2020-11-24 16:53:04 +01001296 $(eval ${CHECK_FWU_FIP_CMD})
dp-arm4972ec52016-05-25 16:20:20 +01001297 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
1298 ${Q}${FIPTOOL} info $@
Evan Lloyd1c5f3602017-04-11 16:52:00 +01001299 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +01001300 @echo "Built $@ successfully"
Evan Lloyd1c5f3602017-04-11 16:52:00 +01001301 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +01001302
Juan Castilloa3487d12015-08-18 14:23:04 +01001303fiptool: ${FIPTOOL}
1304fip: ${BUILD_PLAT}/${FIP_NAME}
Yatharth Kochard1a93432015-10-12 12:33:47 +01001305fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
Harry Liebelf58ad362014-01-10 18:00:33 +00001306
Pali Rohár54ff2132020-11-24 15:38:08 +01001307${FIPTOOL}: FORCE
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001308ifdef UNIX_MK
Manish V Badarkhe635482e2020-08-13 05:56:33 +01001309 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" FIPTOOL=${FIPTOOL} --no-print-directory -C ${FIPTOOLPATH}
Sami Mujaware7cdc3f2020-04-30 12:41:57 +01001310else
1311# Clear the MAKEFLAGS as we do not want
1312# to pass the gnumake flags to nmake.
1313 ${Q}set MAKEFLAGS= && ${MSVC_NMAKE} /nologo /f ${FIPTOOLPATH}/Makefile.msvc FIPTOOLPATH=$(subst /,\,$(FIPTOOLPATH)) FIPTOOL=$(subst /,\,$(FIPTOOL))
1314endif
Harry Liebelf58ad362014-01-10 18:00:33 +00001315
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +00001316sptool: ${SPTOOL}
Pali Rohár54ff2132020-11-24 15:38:08 +01001317${SPTOOL}: FORCE
Manish V Badarkhe635482e2020-08-13 05:56:33 +01001318 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" SPTOOL=${SPTOOL} --no-print-directory -C ${SPTOOLPATH}
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +00001319
Pali Rohár54ff2132020-11-24 15:38:08 +01001320romlib.bin: libraries FORCE
John Tsichritzisf6ea99b2019-05-21 15:47:37 +01001321 ${Q}${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
Roberto Vargase92111a2018-05-22 16:05:42 +01001322
Louis Mayencourtcc3e8b82019-10-16 14:30:51 +01001323# Call print_memory_map tool
1324memmap: all
Louis Mayencourtc1c2bf72020-02-13 08:21:34 +00001325 ${Q}${PYTHON} ${PRINT_MEMORY_MAP} ${BUILD_PLAT} ${INVERTED_MEMMAP}
Louis Mayencourtcc3e8b82019-10-16 14:30:51 +01001326
Madhukar Pappireddy46adb1b2020-01-28 12:41:20 -06001327doc:
1328 @echo " BUILD DOCUMENTATION"
1329 ${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
1330
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301331enctool: ${ENCTOOL}
1332
Pali Rohár54ff2132020-11-24 15:38:08 +01001333${ENCTOOL}: FORCE
Manish V Badarkhe635482e2020-08-13 05:56:33 +01001334 ${Q}${MAKE} PLAT=${PLAT} BUILD_INFO=0 OPENSSL_DIR=${OPENSSL_DIR} ENCTOOL=${ENCTOOL} --no-print-directory -C ${ENCTOOLPATH}
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301335 @${ECHO_BLANK_LINE}
1336 @echo "Built $@ successfully"
1337 @${ECHO_BLANK_LINE}
1338
Joakim Bech35fab8c2014-01-23 14:51:49 +01001339cscope:
1340 @echo " CSCOPE"
1341 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
1342 ${Q}cscope -b -q -k
1343
Ryan Harkin72ee3312014-01-15 16:55:07 +00001344help:
John Tsichritzis0c4dded2019-05-21 15:57:31 +01001345 @echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
Ryan Harkin72ee3312014-01-15 16:55:07 +00001346 @echo ""
1347 @echo "PLAT is used to specify which platform you wish to build."
Sandrine Bailleuxa08588a2014-03-21 13:16:35 +00001348 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
Ryan Harkin72ee3312014-01-15 16:55:07 +00001349 @echo ""
John Tsichritzis0c4dded2019-05-21 15:57:31 +01001350 @echo "platform = ${PLATFORM_LIST}"
1351 @echo ""
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +00001352 @echo "Please refer to the User Guide for a list of all supported options."
1353 @echo "Note that the build system doesn't track dependencies for build "
1354 @echo "options. Therefore, if any of the build options are changed "
1355 @echo "from a previous build, a clean build must be performed."
1356 @echo ""
Ryan Harkin72ee3312014-01-15 16:55:07 +00001357 @echo "Supported Targets:"
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +00001358 @echo " all Build all individual bootloader binaries"
Ian Spray36eaaf32014-01-30 17:25:28 +00001359 @echo " bl1 Build the BL1 binary"
Jeenu Viswambharan8aa559c2014-02-21 11:42:08 +00001360 @echo " bl2 Build the BL2 binary"
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +01001361 @echo " bl2u Build the BL2U binary"
Juan Castillo7d199412015-12-14 09:35:25 +00001362 @echo " bl31 Build the BL31 binary"
Soby Mathewa1941252016-05-05 14:33:33 +01001363 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then "
1364 @echo " this builds secure payload specified by AARCH32_SP"
Juan Castilloa3487d12015-08-18 14:23:04 +01001365 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')"
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +00001366 @echo " fip Build the Firmware Image Package (FIP)"
Yatharth Kochard1a93432015-10-12 12:33:47 +01001367 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)"
Ian Spray36eaaf32014-01-30 17:25:28 +00001368 @echo " checkcodebase Check the coding style of the entire source tree"
1369 @echo " checkpatch Check the coding style on changes in the current"
1370 @echo " branch against BASE_COMMIT (default origin/master)"
1371 @echo " clean Clean the build for the selected platform"
Harry Liebelf58ad362014-01-10 18:00:33 +00001372 @echo " cscope Generate cscope index"
Ian Spray36eaaf32014-01-30 17:25:28 +00001373 @echo " distclean Remove all build artifacts for all platforms"
Juan Castillo11abdcd2014-10-21 11:30:42 +01001374 @echo " certtool Build the Certificate generation tool"
Sumit Gargb6c4b3c2019-11-11 18:46:36 +05301375 @echo " enctool Build the Firmware encryption tool"
Andreas Färberec82cfb2016-10-10 05:18:49 +02001376 @echo " fiptool Build the Firmware Image Package (FIP) creation tool"
Manish Pandey3f90ad72020-01-14 11:52:05 +00001377 @echo " sp Build the Secure Partition Packages"
Antonio Nino Diaza830a4d2018-11-27 14:58:04 +00001378 @echo " sptool Build the Secure Partition Package creation tool"
Soby Mathewab4181d2017-12-14 17:44:56 +00001379 @echo " dtbs Build the Device Tree Blobs (if required for the platform)"
Louis Mayencourtcc3e8b82019-10-16 14:30:51 +01001380 @echo " memmap Print the memory map of the built binaries"
Madhukar Pappireddy46adb1b2020-01-28 12:41:20 -06001381 @echo " doc Build html based documentation using Sphinx tool"
Ryan Harkin72ee3312014-01-15 16:55:07 +00001382 @echo ""
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +00001383 @echo "Note: most build targets require PLAT to be set to a specific platform."
Ryan Harkin72ee3312014-01-15 16:55:07 +00001384 @echo ""
1385 @echo "example: build all targets for the FVP platform:"
1386 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
Pali Rohár54ff2132020-11-24 15:38:08 +01001387
1388.PHONY: FORCE
1389FORCE:;