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Achin Gupta4f6ad662013-10-25 09:08:21 +01001#
Jeenu Viswambharand5ec3672017-01-03 11:01:51 +00002# Copyright (c) 2013-2017, 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#
Juan Castilloa3487d12015-08-18 14:23:04 +010010VERSION_MAJOR := 1
David Cunado485b1ca2016-10-04 16:06:37 +010011VERSION_MINOR := 3
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
Antonio Nino Diaz7c65c1e2017-04-20 09:58:28 +010029ifdef ASM_ASSERTION
30 $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.)
31endif
32
Jeenu Viswambharan615ff392016-10-24 14:31:51 +010033include ${MAKE_HELPERS_DIRECTORY}defaults.mk
dp-arm3cac7862016-09-19 11:18:44 +010034
Antonio Nino Diaz808c2292017-04-18 15:16:05 +010035# Assertions enabled for DEBUG builds by default
Antonio Nino Diaz808c2292017-04-18 15:16:05 +010036ENABLE_ASSERTIONS := ${DEBUG}
Jeenu Viswambharan615ff392016-10-24 14:31:51 +010037ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION}
38PLAT := ${DEFAULT_PLAT}
Achin Gupta4f6ad662013-10-25 09:08:21 +010039
Juan Castilloa3487d12015-08-18 14:23:04 +010040################################################################################
41# Checkpatch script options
42################################################################################
43
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010044CHECKCODE_ARGS := --no-patch
Dan Handleyd7b59e42016-06-02 17:15:13 +010045# Do not check the coding style on imported library files or documentation files
46INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \
Dan Handley3a355712016-06-02 18:21:02 +010047 include/lib/libfdt \
Dan Handleyd7b59e42016-06-02 17:15:13 +010048 include/lib/stdlib, \
49 $(wildcard include/lib/*)))
50INC_DIRS_TO_CHECK := $(sort $(filter-out \
51 include/lib, \
52 $(wildcard include/*)))
53LIB_DIRS_TO_CHECK := $(sort $(filter-out \
Antonio Nino Diazd84f88e2017-01-16 17:20:45 +000054 lib/libfdt% \
Dan Handleyd7b59e42016-06-02 17:15:13 +010055 lib/stdlib, \
56 $(wildcard lib/*)))
57ROOT_DIRS_TO_CHECK := $(sort $(filter-out \
58 lib \
59 include \
60 docs \
61 %.md, \
62 $(wildcard *)))
63CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \
64 ${INC_DIRS_TO_CHECK} \
65 ${INC_LIB_DIRS_TO_CHECK} \
66 ${LIB_DIRS_TO_CHECK}
Ian Spray36eaaf32014-01-30 17:25:28 +000067
Juan Castilloa3487d12015-08-18 14:23:04 +010068
69################################################################################
70# Process build options
71################################################################################
72
73# Verbose flag
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010074ifeq (${V},0)
Evan Lloydf4ba5ca2015-12-03 09:47:51 +000075 Q:=@
Juan Castilloa3487d12015-08-18 14:23:04 +010076 CHECKCODE_ARGS += --no-summary --terse
Achin Gupta4f6ad662013-10-25 09:08:21 +010077else
Evan Lloydf4ba5ca2015-12-03 09:47:51 +000078 Q:=
Achin Gupta4f6ad662013-10-25 09:08:21 +010079endif
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +000080export Q
81
Juan Castilloa3487d12015-08-18 14:23:04 +010082# Process Debug flag
83$(eval $(call add_define,DEBUG))
James Morrisseyeaaeece2013-11-01 13:56:59 +000084ifneq (${DEBUG}, 0)
Juan Castilloa3487d12015-08-18 14:23:04 +010085 BUILD_TYPE := debug
Sandrine Bailleuxf5fdbcc2016-04-11 13:01:17 +010086 TF_CFLAGS += -g
Juan Castilloa3487d12015-08-18 14:23:04 +010087 ASFLAGS += -g -Wa,--gdwarf-2
88 # Use LOG_LEVEL_INFO by default for debug builds
89 LOG_LEVEL := 40
James Morrisseyeaaeece2013-11-01 13:56:59 +000090else
Juan Castilloa3487d12015-08-18 14:23:04 +010091 BUILD_TYPE := release
92 $(eval $(call add_define,NDEBUG))
93 # Use LOG_LEVEL_NOTICE by default for release builds
94 LOG_LEVEL := 20
James Morrisseyeaaeece2013-11-01 13:56:59 +000095endif
96
Juan Castillo04be3a52014-06-30 11:41:46 +010097# Default build string (git branch and commit)
98ifeq (${BUILD_STRING},)
Masahiro Yamadaf10adde2017-02-03 11:47:27 +090099 BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null)
Juan Castillo04be3a52014-06-30 11:41:46 +0100100endif
Juan Castillo04be3a52014-06-30 11:41:46 +0100101VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
102
Juan Castilloa3487d12015-08-18 14:23:04 +0100103# The cert_create tool cannot generate certificates individually, so we use the
104# target 'certificates' to create them all
105ifneq (${GENERATE_COT},0)
106 FIP_DEPS += certificates
Yatharth Kochard1a93432015-10-12 12:33:47 +0100107 FWU_FIP_DEPS += fwu_certificates
Juan Castilloa3487d12015-08-18 14:23:04 +0100108endif
109
110
111################################################################################
112# Toolchain
113################################################################################
114
115CC := ${CROSS_COMPILE}gcc
116CPP := ${CROSS_COMPILE}cpp
117AS := ${CROSS_COMPILE}gcc
118AR := ${CROSS_COMPILE}ar
119LD := ${CROSS_COMPILE}ld
120OC := ${CROSS_COMPILE}objcopy
121OD := ${CROSS_COMPILE}objdump
122NM := ${CROSS_COMPILE}nm
123PP := ${CROSS_COMPILE}gcc -E
124
Soby Mathewa1941252016-05-05 14:33:33 +0100125ASFLAGS_aarch64 = -mgeneral-regs-only
126TF_CFLAGS_aarch64 = -mgeneral-regs-only -mstrict-align
127
128ASFLAGS_aarch32 = -march=armv8-a
129TF_CFLAGS_aarch32 = -march=armv8-a
130
Masahiro Yamada0dec9fa2016-12-22 12:51:53 +0900131CPPFLAGS = ${DEFINES} ${INCLUDES} -nostdinc \
132 -Wmissing-include-dirs -Werror
133ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \
134 -D__ASSEMBLY__ -ffreestanding \
135 -Wa,--fatal-warnings
136TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \
Douglas Raillard72f572f2017-01-16 11:32:28 +0000137 -ffreestanding -fno-builtin -Wall -std=c99 -Os \
Masahiro Yamada0dec9fa2016-12-22 12:51:53 +0900138 -ffunction-sections -fdata-sections
Juan Castilloa3487d12015-08-18 14:23:04 +0100139
140LDFLAGS += --fatal-warnings -O1
141LDFLAGS += --gc-sections
142
143
144################################################################################
145# Common sources and include directories
146################################################################################
Dan Handleyd7b59e42016-06-02 17:15:13 +0100147include lib/stdlib/stdlib.mk
Juan Castilloa3487d12015-08-18 14:23:04 +0100148
149BL_COMMON_SOURCES += common/bl_common.c \
Soby Mathewafe7e2f2014-06-12 17:23:58 +0100150 common/tf_printf.c \
Soby Mathewa1941252016-05-05 14:33:33 +0100151 common/${ARCH}/debug.S \
152 lib/${ARCH}/cache_helpers.S \
153 lib/${ARCH}/misc_helpers.S \
dp-arm230011c2017-03-07 11:02:47 +0000154 plat/common/${ARCH}/plat_common.c \
Soby Mathewa1941252016-05-05 14:33:33 +0100155 plat/common/${ARCH}/platform_helpers.S \
Dan Handleyd7b59e42016-06-02 17:15:13 +0100156 ${STDLIB_SRCS}
Ryan Harkind7a6b0f2014-01-13 14:40:13 +0000157
Soby Mathew0d786072016-03-24 16:56:29 +0000158INCLUDES += -Iinclude/bl1 \
159 -Iinclude/bl31 \
160 -Iinclude/common \
Soby Mathewa1941252016-05-05 14:33:33 +0100161 -Iinclude/common/${ARCH} \
Soby Mathew0d786072016-03-24 16:56:29 +0000162 -Iinclude/drivers \
163 -Iinclude/drivers/arm \
164 -Iinclude/drivers/auth \
165 -Iinclude/drivers/io \
166 -Iinclude/drivers/ti/uart \
167 -Iinclude/lib \
Soby Mathewa1941252016-05-05 14:33:33 +0100168 -Iinclude/lib/${ARCH} \
Jeenu Viswambharand5ec3672017-01-03 11:01:51 +0000169 -Iinclude/lib/cpus \
Soby Mathewa1941252016-05-05 14:33:33 +0100170 -Iinclude/lib/cpus/${ARCH} \
Soby Mathew0d786072016-03-24 16:56:29 +0000171 -Iinclude/lib/el3_runtime \
Soby Mathewa1941252016-05-05 14:33:33 +0100172 -Iinclude/lib/el3_runtime/${ARCH} \
dp-arm6419ea32016-08-15 10:33:08 +0100173 -Iinclude/lib/pmf \
Soby Mathew0d786072016-03-24 16:56:29 +0000174 -Iinclude/lib/psci \
Antonio Nino Diaz233c7c12017-03-08 14:40:23 +0000175 -Iinclude/lib/xlat_tables \
Soby Mathew0d786072016-03-24 16:56:29 +0000176 -Iinclude/plat/common \
177 -Iinclude/services \
178 ${PLAT_INCLUDES} \
Masahiro Yamadae3a2b312017-05-08 18:29:03 +0900179 ${SPD_INCLUDES} \
180 -Iinclude/tools_share
Juan Castilloa3487d12015-08-18 14:23:04 +0100181
182
183################################################################################
184# Generic definitions
185################################################################################
186
Evan Lloydf2697142015-12-02 18:17:37 +0000187include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
188
Ryan Harkin25cff832014-01-13 12:37:03 +0000189BUILD_BASE := ./build
190BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
Achin Gupta4f6ad662013-10-25 09:08:21 +0100191
Evan Lloydf2697142015-12-02 18:17:37 +0000192SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
Ryan Harkin72ee3312014-01-15 16:55:07 +0000193
Juan Castilloa3487d12015-08-18 14:23:04 +0100194# Platforms providing their own TBB makefile may override this value
195INCLUDE_TBBR_MK := 1
196
Jeenu Viswambharane5c39fd2014-05-16 11:38:10 +0100197
Juan Castilloa3487d12015-08-18 14:23:04 +0100198################################################################################
199# Include SPD Makefile if one has been specified
200################################################################################
201
202ifneq (${SPD},none)
Soby Mathewa1941252016-05-05 14:33:33 +0100203ifeq (${ARCH},aarch32)
204 $(error "Error: SPD is incompatible with AArch32.")
205endif
Sandrine Bailleux03897bb2015-11-26 16:31:34 +0000206ifdef EL3_PAYLOAD_BASE
207 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
208 $(warning "The SPD and its BL32 companion will be present but ignored.")
209endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100210 # We expect to locate an spd.mk under the specified SPD directory
Evan Lloydf2697142015-12-02 18:17:37 +0000211 SPD_MAKE := $(wildcard services/spd/${SPD}/${SPD}.mk)
Juan Castilloa3487d12015-08-18 14:23:04 +0100212
213 ifeq (${SPD_MAKE},)
214 $(error Error: No services/spd/${SPD}/${SPD}.mk located)
215 endif
216 $(info Including ${SPD_MAKE})
217 include ${SPD_MAKE}
218
Juan Castillo671b8db2015-11-12 10:59:26 +0000219 # If there's BL32 companion for the chosen SPD, we expect that the SPD's
220 # Makefile would set NEED_BL32 to "yes". In this case, the build system
221 # supports two mutually exclusive options:
222 # * BL32 is built from source: then BL32_SOURCES must contain the list
223 # of source files to build BL32
224 # * BL32 is a prebuilt binary: then BL32 must point to the image file
225 # that will be included in the FIP
226 # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
227 # over the sources.
Juan Castilloa3487d12015-08-18 14:23:04 +0100228endif
229
Douglas Raillard306593d2017-02-24 18:14:15 +0000230################################################################################
231# Include libraries' Makefile that are used in all BL
232################################################################################
233
234include lib/stack_protector/stack_protector.mk
235
Juan Castilloa3487d12015-08-18 14:23:04 +0100236
237################################################################################
238# Include the platform specific Makefile after the SPD Makefile (the platform
239# makefile may use all previous definitions in this file)
240################################################################################
Jeenu Viswambharane5c39fd2014-05-16 11:38:10 +0100241
Dan Handley81be1002015-03-27 17:44:35 +0000242include ${PLAT_MAKEFILE_FULL}
Jon Medhurst66573cb2014-02-13 15:19:28 +0000243
Soby Mathewa1941252016-05-05 14:33:33 +0100244# Platform compatibility is not supported in AArch32
245ifneq (${ARCH},aarch32)
Achin Gupta1bdde172015-11-07 16:19:23 +0000246# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
247ifndef ENABLE_PLAT_COMPAT
248ENABLE_PLAT_COMPAT := 1
249endif
250
251# Include the platform compatibility helpers for PSCI
252ifneq (${ENABLE_PLAT_COMPAT}, 0)
253include plat/compat/plat_compat.mk
254endif
Soby Mathewa1941252016-05-05 14:33:33 +0100255endif
Achin Gupta1bdde172015-11-07 16:19:23 +0000256
Sandrine Bailleuxd4817592016-01-13 14:57:38 +0000257# Include the CPU specific operations makefile, which provides default
258# values for all CPU errata workarounds and CPU specific optimisations.
259# This can be overridden by the platform.
Soby Mathew937488b2014-09-22 14:13:34 +0100260include lib/cpus/cpu-ops.mk
Soby Mathew802f8652014-08-14 16:19:29 +0100261
Juan Castilloa3487d12015-08-18 14:23:04 +0100262
263################################################################################
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000264# Check incompatible options
265################################################################################
266
267ifdef EL3_PAYLOAD_BASE
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100268 ifdef PRELOADED_BL33_BASE
269 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
270 incompatible build options. EL3_PAYLOAD_BASE has priority.")
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000271 endif
272endif
273
274ifeq (${NEED_BL33},yes)
275 ifdef EL3_PAYLOAD_BASE
276 $(warning "BL33 image is not needed when option \
277 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
278 endif
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100279 ifdef PRELOADED_BL33_BASE
280 $(warning "BL33 image is not needed when option \
281 PRELOADED_BL33_BASE is used and won't be added to the FIP \
282 file.")
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000283 endif
284endif
285
Yatharth Kocharf528faf2016-06-28 16:58:26 +0100286ifeq (${ARCH},aarch32)
Yatharth Kochar8c0177f2016-11-11 13:57:50 +0000287 # For AArch32, LOAD_IMAGE_V2 must be enabled.
Yatharth Kocharf528faf2016-06-28 16:58:26 +0100288 ifeq (${LOAD_IMAGE_V2}, 0)
289 $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
290 endif
Yatharth Kochar8c0177f2016-11-11 13:57:50 +0000291 # TRUSTED_BOARD_BOOT is currently not supported for AArch32.
292 ifeq (${TRUSTED_BOARD_BOOT},1)
293 $(error "TRUSTED_BOARD_BOOT is currently not supported for AArch32")
294 endif
Yatharth Kocharf528faf2016-06-28 16:58:26 +0100295endif
296
Jeenu Viswambharan7ed2cbc2017-01-06 16:14:42 +0000297# When building for systems with hardware-assisted coherency, there's no need to
298# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
299ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
300$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
301endif
Yatharth Kocharf528faf2016-06-28 16:58:26 +0100302
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000303################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100304# Process platform overrideable behaviour
305################################################################################
306
307# Check if -pedantic option should be used
308ifeq (${DISABLE_PEDANTIC},0)
Sandrine Bailleuxf5fdbcc2016-04-11 13:01:17 +0100309 TF_CFLAGS += -pedantic
Jon Medhurst66573cb2014-02-13 15:19:28 +0000310endif
311
Sandrine Bailleuxf4119ec2015-12-17 13:58:58 +0000312# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
Juan Castilloa3487d12015-08-18 14:23:04 +0100313# supplied for the FIP and Certificate generation tools. This flag can be
314# overridden by the platform.
Jon Medhurst66573cb2014-02-13 15:19:28 +0000315ifdef BL2_SOURCES
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000316 ifdef EL3_PAYLOAD_BASE
317 # If booting an EL3 payload there is no need for a BL33 image
318 # in the FIP file.
319 NEED_BL33 := no
320 else
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100321 ifdef PRELOADED_BL33_BASE
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000322 # If booting a BL33 preloaded image there is no need of
323 # another one in the FIP file.
324 NEED_BL33 := no
325 else
326 NEED_BL33 ?= yes
327 endif
328 endif
Jon Medhurst66573cb2014-02-13 15:19:28 +0000329endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100330
Masahiro Yamadae76b4f82017-04-05 19:11:41 +0900331# If SCP_BL2 is given, we always want FIP to include it.
332ifdef SCP_BL2
333 NEED_SCP_BL2 := yes
334endif
335
Juan Castilloa3487d12015-08-18 14:23:04 +0100336# Process TBB related flags
337ifneq (${GENERATE_COT},0)
338 # Common cert_create options
339 ifneq (${CREATE_KEYS},0)
340 $(eval CRT_ARGS += -n)
Yatharth Kochard1a93432015-10-12 12:33:47 +0100341 $(eval FWU_CRT_ARGS += -n)
Juan Castilloa3487d12015-08-18 14:23:04 +0100342 ifneq (${SAVE_KEYS},0)
343 $(eval CRT_ARGS += -k)
Yatharth Kochard1a93432015-10-12 12:33:47 +0100344 $(eval FWU_CRT_ARGS += -k)
Juan Castilloa3487d12015-08-18 14:23:04 +0100345 endif
346 endif
347 # Include TBBR makefile (unless the platform indicates otherwise)
348 ifeq (${INCLUDE_TBBR_MK},1)
349 include make_helpers/tbbr/tbbr_tools.mk
350 endif
Ryan Harkin25cff832014-01-13 12:37:03 +0000351endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100352
Masahiro Yamada4d87eb42016-12-25 13:52:22 +0900353ifneq (${FIP_ALIGN},0)
354FIP_ARGS += --align ${FIP_ALIGN}
355endif
356
Juan Castilloa3487d12015-08-18 14:23:04 +0100357################################################################################
dp-arm4972ec52016-05-25 16:20:20 +0100358# Auxiliary tools (fiptool, cert_create, etc)
Juan Castilloa3487d12015-08-18 14:23:04 +0100359################################################################################
Achin Gupta375f5382014-02-18 18:12:48 +0000360
Juan Castilloa3487d12015-08-18 14:23:04 +0100361# Variables for use with Certificate Generation Tool
362CRTTOOLPATH ?= tools/cert_create
Evan Lloyd004c9a52015-12-03 11:35:40 +0000363CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT}
Achin Gupta375f5382014-02-18 18:12:48 +0000364
Juan Castilloa3487d12015-08-18 14:23:04 +0100365# Variables for use with Firmware Image Package
dp-arm4972ec52016-05-25 16:20:20 +0100366FIPTOOLPATH ?= tools/fiptool
367FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT}
James Morrisseyeaaeece2013-11-01 13:56:59 +0000368
Soby Mathew574e01e2017-02-14 10:05:07 +0000369################################################################################
370# Include BL specific makefiles
371################################################################################
372ifdef BL1_SOURCES
373NEED_BL1 := yes
374include bl1/bl1.mk
375endif
376
377ifdef BL2_SOURCES
378NEED_BL2 := yes
379include bl2/bl2.mk
380endif
381
382# For AArch32, BL31 is not applicable, and BL2U is not supported at present.
383ifneq (${ARCH},aarch32)
384ifdef BL2U_SOURCES
385NEED_BL2U := yes
386include bl2u/bl2u.mk
387endif
388
389ifdef BL31_SOURCES
390# When booting an EL3 payload, there is no need to compile the BL31 image nor
391# put it in the FIP.
392ifndef EL3_PAYLOAD_BASE
393NEED_BL31 := yes
394include bl31/bl31.mk
395endif
396endif
397endif
398
399ifeq (${ARCH},aarch32)
400NEED_BL32 := yes
Achin Gupta4f6ad662013-10-25 09:08:21 +0100401
Juan Castilloa3487d12015-08-18 14:23:04 +0100402################################################################################
Soby Mathew574e01e2017-02-14 10:05:07 +0000403# Build `AARCH32_SP` as BL32 image for AArch32
404################################################################################
405ifneq (${AARCH32_SP},none)
406# We expect to locate an sp.mk under the specified AARCH32_SP directory
407AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
408
409ifeq (${AARCH32_SP_MAKE},)
410 $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
411endif
412
413$(info Including ${AARCH32_SP_MAKE})
414include ${AARCH32_SP_MAKE}
415endif
416
417endif
418
419################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100420# Build options checks
421################################################################################
422
Sandrine Bailleuxb21b02f2015-10-30 15:05:17 +0000423$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100424$(eval $(call assert_boolean,CREATE_KEYS))
425$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
426$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
427$(eval $(call assert_boolean,DEBUG))
428$(eval $(call assert_boolean,DISABLE_PEDANTIC))
Antonio Nino Diaz808c2292017-04-18 15:16:05 +0100429$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
Achin Gupta1bdde172015-11-07 16:19:23 +0000430$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
Yatharth Kochar9518d022016-03-11 14:20:19 +0000431$(eval $(call assert_boolean,ENABLE_PMF))
Yatharth Kochar241ec6c2016-05-09 18:26:35 +0100432$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
dp-arm3cac7862016-09-19 11:18:44 +0100433$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100434$(eval $(call assert_boolean,ERROR_DEPRECATED))
435$(eval $(call assert_boolean,GENERATE_COT))
Jeenu Viswambharana10d64e2017-01-04 13:51:42 +0000436$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100437$(eval $(call assert_boolean,LOAD_IMAGE_V2))
438$(eval $(call assert_boolean,NS_TIMER_SWITCH))
439$(eval $(call assert_boolean,PL011_GENERIC_UART))
440$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
441$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
442$(eval $(call assert_boolean,RESET_TO_BL31))
443$(eval $(call assert_boolean,SAVE_KEYS))
444$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
445$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
446$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
447$(eval $(call assert_boolean,USE_COHERENT_MEM))
Soby Mathew043fe9c2017-04-10 22:35:42 +0100448$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
Dan Handley81be1002015-03-27 17:44:35 +0000449
Jeenu Viswambharanfca76802017-01-16 16:52:35 +0000450$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
451$(eval $(call assert_numeric,ARM_ARCH_MINOR))
452
Juan Castilloa3487d12015-08-18 14:23:04 +0100453################################################################################
454# Add definitions to the cpp preprocessor based on the current build options.
455# This is done after including the platform specific makefile to allow the
456# platform to overwrite the default options
457################################################################################
Jeenu Viswambharand1b60152014-05-12 15:28:47 +0100458
Vikram Kanigiri40d468c2014-12-23 01:00:22 +0000459$(eval $(call add_define,ARM_CCI_PRODUCT_ID))
Jeenu Viswambharanfca76802017-01-16 16:52:35 +0000460$(eval $(call add_define,ARM_ARCH_MAJOR))
461$(eval $(call add_define,ARM_ARCH_MINOR))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100462$(eval $(call add_define,ARM_GIC_ARCH))
Sandrine Bailleuxb21b02f2015-10-30 15:05:17 +0000463$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100464$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
465$(eval $(call add_define,CTX_INCLUDE_FPREGS))
Antonio Nino Diaz808c2292017-04-18 15:16:05 +0100466$(eval $(call add_define,ENABLE_ASSERTIONS))
Achin Gupta1bdde172015-11-07 16:19:23 +0000467$(eval $(call add_define,ENABLE_PLAT_COMPAT))
Yatharth Kochar9518d022016-03-11 14:20:19 +0000468$(eval $(call add_define,ENABLE_PMF))
Yatharth Kochar241ec6c2016-05-09 18:26:35 +0100469$(eval $(call add_define,ENABLE_PSCI_STAT))
dp-arm3cac7862016-09-19 11:18:44 +0100470$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100471$(eval $(call add_define,ERROR_DEPRECATED))
Jeenu Viswambharana10d64e2017-01-04 13:51:42 +0000472$(eval $(call add_define,HW_ASSISTED_COHERENCY))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100473$(eval $(call add_define,LOAD_IMAGE_V2))
474$(eval $(call add_define,LOG_LEVEL))
475$(eval $(call add_define,NS_TIMER_SWITCH))
476$(eval $(call add_define,PL011_GENERIC_UART))
477$(eval $(call add_define,PLAT_${PLAT}))
478$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
479$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
480$(eval $(call add_define,RESET_TO_BL31))
481$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
482$(eval $(call add_define,SPD_${SPD}))
483$(eval $(call add_define,SPIN_ON_BL1_EXIT))
484$(eval $(call add_define,TRUSTED_BOARD_BOOT))
485$(eval $(call add_define,USE_COHERENT_MEM))
Soby Mathew043fe9c2017-04-10 22:35:42 +0100486$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
Jeenu Viswambharan615ff392016-10-24 14:31:51 +0100487
Sandrine Bailleux03897bb2015-11-26 16:31:34 +0000488# Define the EL3_PAYLOAD_BASE flag only if it is provided.
489ifdef EL3_PAYLOAD_BASE
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000490 $(eval $(call add_define,EL3_PAYLOAD_BASE))
491else
Antonio Nino Diaz2b8277b2016-04-06 17:31:57 +0100492 # Define the PRELOADED_BL33_BASE flag only if it is provided and
493 # EL3_PAYLOAD_BASE is not defined, as it has priority.
494 ifdef PRELOADED_BL33_BASE
495 $(eval $(call add_define,PRELOADED_BL33_BASE))
Antonio Nino Diazfaf573a2016-02-15 14:53:10 +0000496 endif
Sandrine Bailleux03897bb2015-11-26 16:31:34 +0000497endif
Soby Mathewc6820d12016-05-09 17:49:55 +0100498# Define the AARCH32/AARCH64 flag based on the ARCH flag
499ifeq (${ARCH},aarch32)
500 $(eval $(call add_define,AARCH32))
501else
502 $(eval $(call add_define,AARCH64))
503endif
Soby Mathew85dbf5a2015-04-07 12:16:56 +0100504
Juan Castilloa3487d12015-08-18 14:23:04 +0100505################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100506# Build targets
507################################################################################
Achin Gupta4f6ad662013-10-25 09:08:21 +0100508
Yatharth Kochard1a93432015-10-12 12:33:47 +0100509.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool
Juan Castilloa3487d12015-08-18 14:23:04 +0100510.SUFFIXES:
Achin Gupta4f6ad662013-10-25 09:08:21 +0100511
Juan Castilloa3487d12015-08-18 14:23:04 +0100512all: msg_start
Harry Liebelf58ad362014-01-10 18:00:33 +0000513
Juan Castilloa3487d12015-08-18 14:23:04 +0100514msg_start:
515 @echo "Building ${PLAT}"
Juan Castillo11abdcd2014-10-21 11:30:42 +0100516
Soby Mathew18a62042015-10-26 14:29:21 +0000517# Check if deprecated declarations should be treated as error or not.
518ifeq (${ERROR_DEPRECATED},0)
Sandrine Bailleuxf5fdbcc2016-04-11 13:01:17 +0100519 TF_CFLAGS += -Wno-error=deprecated-declarations
Soby Mathew18a62042015-10-26 14:29:21 +0000520endif
521
Juan Castilloa3487d12015-08-18 14:23:04 +0100522# Expand build macros for the different images
523ifeq (${NEED_BL1},yes)
524$(eval $(call MAKE_BL,1))
525endif
Juan Castillo11abdcd2014-10-21 11:30:42 +0100526
Juan Castilloa3487d12015-08-18 14:23:04 +0100527ifeq (${NEED_BL2},yes)
Juan Castillo8e04dec2016-01-05 11:55:36 +0000528$(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
529 $(eval $(call MAKE_BL,2,tb-fw)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100530endif
Juan Castillo11abdcd2014-10-21 11:30:42 +0100531
Masahiro Yamadae76b4f82017-04-05 19:11:41 +0900532ifeq (${NEED_SCP_BL2},yes)
533$(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
534endif
535
Juan Castilloa3487d12015-08-18 14:23:04 +0100536ifeq (${NEED_BL31},yes)
537BL31_SOURCES += ${SPD_SOURCES}
Juan Castillo8e04dec2016-01-05 11:55:36 +0000538$(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\
539 $(eval $(call MAKE_BL,31,soc-fw)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100540endif
Juan Castillo379954c2014-11-04 17:36:40 +0000541
Juan Castillo671b8db2015-11-12 10:59:26 +0000542# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
543# build system will call FIP_ADD_IMG to print a warning message and abort the
544# process. Note that the dependency on BL32 applies to the FIP only.
Juan Castilloa3487d12015-08-18 14:23:04 +0100545ifeq (${NEED_BL32},yes)
Juan Castillo8e04dec2016-01-05 11:55:36 +0000546$(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},tos-fw)),\
547 $(if ${BL32_SOURCES}, $(eval $(call MAKE_BL,32,tos-fw)),\
548 $(eval $(call FIP_ADD_IMG,BL32,--tos-fw))))
Juan Castillo11abdcd2014-10-21 11:30:42 +0100549endif
550
Juan Castilloa3487d12015-08-18 14:23:04 +0100551# Add the BL33 image if required by the platform
552ifeq (${NEED_BL33},yes)
Juan Castillo8e04dec2016-01-05 11:55:36 +0000553$(eval $(call FIP_ADD_IMG,BL33,--nt-fw))
Juan Castillo9c25a402015-01-13 12:21:04 +0000554endif
555
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +0100556ifeq (${NEED_BL2U},yes)
557BL2U_PATH := $(if ${BL2U},${BL2U},$(call IMG_BIN,2u))
558$(if ${BL2U}, ,$(eval $(call MAKE_BL,2u)))
Juan Castillo8e04dec2016-01-05 11:55:36 +0000559$(eval $(call FWU_FIP_ADD_PAYLOAD,${BL2U_PATH},--ap-fwu-cfg))
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +0100560endif
561
Ian Spray36eaaf32014-01-30 17:25:28 +0000562locate-checkpatch:
563ifndef CHECKPATCH
564 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
565else
566ifeq (,$(wildcard ${CHECKPATCH}))
567 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
568endif
569endif
570
Achin Gupta4f6ad662013-10-25 09:08:21 +0100571clean:
Juan Castilloa3487d12015-08-18 14:23:04 +0100572 @echo " CLEAN"
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000573 $(call SHELL_REMOVE_DIR,${BUILD_PLAT})
Juan Castilloa3487d12015-08-18 14:23:04 +0100574 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
575 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +0100576
James Morrisseyeaaeece2013-11-01 13:56:59 +0000577realclean distclean:
Juan Castilloa3487d12015-08-18 14:23:04 +0100578 @echo " REALCLEAN"
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000579 $(call SHELL_REMOVE_DIR,${BUILD_BASE})
580 $(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
Juan Castilloa3487d12015-08-18 14:23:04 +0100581 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
582 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +0100583
Ian Spray36eaaf32014-01-30 17:25:28 +0000584checkcodebase: locate-checkpatch
Juan Castilloa3487d12015-08-18 14:23:04 +0100585 @echo " CHECKING STYLE"
Dan Handley3a355712016-06-02 18:21:02 +0100586 @if test -d .git ; then \
Antonio Nino Diazd84f88e2017-01-16 17:20:45 +0000587 git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' | \
Dan Handley3a355712016-06-02 18:21:02 +0100588 while read GIT_FILE ; \
589 do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \
590 done ; \
591 else \
592 find . -type f -not -iwholename "*.git*" \
593 -not -iwholename "*build*" \
594 -not -iwholename "*libfdt*" \
595 -not -iwholename "*stdlib*" \
596 -not -iwholename "*docs*" \
597 -not -iwholename "*.md" \
598 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \
599 fi
Ian Spray36eaaf32014-01-30 17:25:28 +0000600
601checkpatch: locate-checkpatch
Juan Castilloa3487d12015-08-18 14:23:04 +0100602 @echo " CHECKING STYLE"
Antonio Nino Diaz9c914472016-10-27 09:36:09 +0100603 ${Q}git format-patch --stdout ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} - || true
Juan Castilloa3487d12015-08-18 14:23:04 +0100604
605certtool: ${CRTTOOL}
Ian Spray36eaaf32014-01-30 17:25:28 +0000606
Juan Castillo11abdcd2014-10-21 11:30:42 +0100607.PHONY: ${CRTTOOL}
608${CRTTOOL}:
Juan Castilloa3487d12015-08-18 14:23:04 +0100609 ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH}
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000610 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100611 @echo "Built $@ successfully"
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000612 @${ECHO_BLANK_LINE}
Jon Medhurst407a95c2014-02-12 15:54:48 +0000613
Juan Castillo11abdcd2014-10-21 11:30:42 +0100614ifneq (${GENERATE_COT},0)
Juan Castilloa3487d12015-08-18 14:23:04 +0100615certificates: ${CRT_DEPS} ${CRTTOOL}
616 ${Q}${CRTTOOL} ${CRT_ARGS}
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000617 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100618 @echo "Built $@ successfully"
619 @echo "Certificates can be found in ${BUILD_PLAT}"
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000620 @${ECHO_BLANK_LINE}
Juan Castillo11abdcd2014-10-21 11:30:42 +0100621endif
622
Juan Castilloa3487d12015-08-18 14:23:04 +0100623${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
dp-arm4972ec52016-05-25 16:20:20 +0100624 ${Q}${FIPTOOL} create ${FIP_ARGS} $@
625 ${Q}${FIPTOOL} info $@
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000626 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100627 @echo "Built $@ successfully"
Evan Lloyd26c6cb42015-12-02 18:33:55 +0000628 @${ECHO_BLANK_LINE}
Soby Mathewdbee7fc2014-09-08 17:51:01 +0100629
Yatharth Kochard1a93432015-10-12 12:33:47 +0100630ifneq (${GENERATE_COT},0)
631fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
632 ${Q}${CRTTOOL} ${FWU_CRT_ARGS}
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100633 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +0100634 @echo "Built $@ successfully"
635 @echo "FWU certificates can be found in ${BUILD_PLAT}"
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100636 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +0100637endif
638
639${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
dp-arm4972ec52016-05-25 16:20:20 +0100640 ${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
641 ${Q}${FIPTOOL} info $@
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100642 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +0100643 @echo "Built $@ successfully"
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100644 @${ECHO_BLANK_LINE}
Yatharth Kochard1a93432015-10-12 12:33:47 +0100645
Juan Castilloa3487d12015-08-18 14:23:04 +0100646fiptool: ${FIPTOOL}
647fip: ${BUILD_PLAT}/${FIP_NAME}
Yatharth Kochard1a93432015-10-12 12:33:47 +0100648fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
Harry Liebelf58ad362014-01-10 18:00:33 +0000649
Juan Castilloa3487d12015-08-18 14:23:04 +0100650.PHONY: ${FIPTOOL}
651${FIPTOOL}:
dp-arm4972ec52016-05-25 16:20:20 +0100652 ${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
Harry Liebelf58ad362014-01-10 18:00:33 +0000653
Joakim Bech35fab8c2014-01-23 14:51:49 +0100654cscope:
655 @echo " CSCOPE"
656 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
657 ${Q}cscope -b -q -k
658
Ryan Harkin72ee3312014-01-15 16:55:07 +0000659help:
Evan Lloydf2697142015-12-02 18:17:37 +0000660 @echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000661 @echo ""
662 @echo "PLAT is used to specify which platform you wish to build."
Sandrine Bailleuxa08588a2014-03-21 13:16:35 +0000663 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000664 @echo ""
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +0000665 @echo "Please refer to the User Guide for a list of all supported options."
666 @echo "Note that the build system doesn't track dependencies for build "
667 @echo "options. Therefore, if any of the build options are changed "
668 @echo "from a previous build, a clean build must be performed."
669 @echo ""
Ryan Harkin72ee3312014-01-15 16:55:07 +0000670 @echo "Supported Targets:"
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +0000671 @echo " all Build all individual bootloader binaries"
Ian Spray36eaaf32014-01-30 17:25:28 +0000672 @echo " bl1 Build the BL1 binary"
Jeenu Viswambharan8aa559c2014-02-21 11:42:08 +0000673 @echo " bl2 Build the BL2 binary"
Yatharth Kocharb1c2fe02015-10-14 15:27:24 +0100674 @echo " bl2u Build the BL2U binary"
Juan Castillo7d199412015-12-14 09:35:25 +0000675 @echo " bl31 Build the BL31 binary"
Soby Mathewa1941252016-05-05 14:33:33 +0100676 @echo " bl32 Build the BL32 binary. If ARCH=aarch32, then "
677 @echo " this builds secure payload specified by AARCH32_SP"
Juan Castilloa3487d12015-08-18 14:23:04 +0100678 @echo " certificates Build the certificates (requires 'GENERATE_COT=1')"
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +0000679 @echo " fip Build the Firmware Image Package (FIP)"
Yatharth Kochard1a93432015-10-12 12:33:47 +0100680 @echo " fwu_fip Build the FWU Firmware Image Package (FIP)"
Ian Spray36eaaf32014-01-30 17:25:28 +0000681 @echo " checkcodebase Check the coding style of the entire source tree"
682 @echo " checkpatch Check the coding style on changes in the current"
683 @echo " branch against BASE_COMMIT (default origin/master)"
684 @echo " clean Clean the build for the selected platform"
Harry Liebelf58ad362014-01-10 18:00:33 +0000685 @echo " cscope Generate cscope index"
Ian Spray36eaaf32014-01-30 17:25:28 +0000686 @echo " distclean Remove all build artifacts for all platforms"
Juan Castillo11abdcd2014-10-21 11:30:42 +0100687 @echo " certtool Build the Certificate generation tool"
Andreas Färberec82cfb2016-10-10 05:18:49 +0200688 @echo " fiptool Build the Firmware Image Package (FIP) creation tool"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000689 @echo ""
Sandrine Bailleuxcf8afbd2015-02-18 16:18:00 +0000690 @echo "Note: most build targets require PLAT to be set to a specific platform."
Ryan Harkin72ee3312014-01-15 16:55:07 +0000691 @echo ""
692 @echo "example: build all targets for the FVP platform:"
693 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"