xref: /rk3399_ARM-atf/Makefile (revision 9b4c611c4b05fdf03722d2de488ea49beb10a8b7) 
1#
2# Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7#
8# Trusted Firmware Version
9#
10VERSION_MAJOR			:= 1
11VERSION_MINOR			:= 5
12
13# Default goal is build all images
14.DEFAULT_GOAL			:= all
15
16# 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
21MAKE_HELPERS_DIRECTORY := make_helpers/
22include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
23include ${MAKE_HELPERS_DIRECTORY}build_env.mk
24
25################################################################################
26# Default values for build configurations, and their dependencies
27################################################################################
28
29ifdef ASM_ASSERTION
30        $(warning ASM_ASSERTION is removed, use ENABLE_ASSERTIONS instead.)
31endif
32
33include ${MAKE_HELPERS_DIRECTORY}defaults.mk
34
35# Assertions enabled for DEBUG builds by default
36ENABLE_ASSERTIONS		:= ${DEBUG}
37ENABLE_PMF			:= ${ENABLE_RUNTIME_INSTRUMENTATION}
38PLAT				:= ${DEFAULT_PLAT}
39
40################################################################################
41# Checkpatch script options
42################################################################################
43
44CHECKCODE_ARGS		:=	--no-patch
45# Do not check the coding style on imported library files or documentation files
46INC_LIB_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
47					include/lib/libfdt		\
48					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			\
54					lib/compiler-rt			\
55					lib/libfdt%			\
56					lib/stdlib,			\
57					$(wildcard lib/*)))
58ROOT_DIRS_TO_CHECK	:=	$(sort $(filter-out			\
59					lib				\
60					include				\
61					docs				\
62					%.md,				\
63					$(wildcard *)))
64CHECK_PATHS		:=	${ROOT_DIRS_TO_CHECK}			\
65				${INC_DIRS_TO_CHECK}			\
66				${INC_LIB_DIRS_TO_CHECK}		\
67				${LIB_DIRS_TO_CHECK}
68
69
70################################################################################
71# Process build options
72################################################################################
73
74# Verbose flag
75ifeq (${V},0)
76        Q:=@
77        CHECKCODE_ARGS	+=	--no-summary --terse
78else
79        Q:=
80endif
81export Q
82
83# Process Debug flag
84$(eval $(call add_define,DEBUG))
85ifneq (${DEBUG}, 0)
86        BUILD_TYPE	:=	debug
87        TF_CFLAGS	+= 	-g
88        ASFLAGS		+= 	-g -Wa,--gdwarf-2
89        # Use LOG_LEVEL_INFO by default for debug builds
90        LOG_LEVEL	:=	40
91else
92        BUILD_TYPE	:=	release
93        # Use LOG_LEVEL_NOTICE by default for release builds
94        LOG_LEVEL	:=	20
95endif
96
97# Default build string (git branch and commit)
98ifeq (${BUILD_STRING},)
99        BUILD_STRING	:=	$(shell git describe --always --dirty --tags 2> /dev/null)
100endif
101VERSION_STRING		:=	v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
102
103# The cert_create tool cannot generate certificates individually, so we use the
104# target 'certificates' to create them all
105ifneq (${GENERATE_COT},0)
106        FIP_DEPS += certificates
107        FWU_FIP_DEPS += fwu_certificates
108endif
109
110
111################################################################################
112# Toolchain
113################################################################################
114
115HOSTCC			:=	gcc
116export HOSTCC
117
118CC			:=	${CROSS_COMPILE}gcc
119CPP			:=	${CROSS_COMPILE}cpp
120AS			:=	${CROSS_COMPILE}gcc
121AR			:=	${CROSS_COMPILE}ar
122LD			:=	${CROSS_COMPILE}ld
123OC			:=	${CROSS_COMPILE}objcopy
124OD			:=	${CROSS_COMPILE}objdump
125NM			:=	${CROSS_COMPILE}nm
126PP			:=	${CROSS_COMPILE}gcc -E
127DTC			:=	dtc
128
129# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
130ifneq ($(strip $(wildcard ${LD}.bfd) \
131	$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LD}.bfd))),)
132LD			:=	${LD}.bfd
133endif
134
135ifeq (${ARM_ARCH_MAJOR},7)
136target32-directive	= 	-target arm-none-eabi
137# Will set march32-directive from platform configuration
138else
139target32-directive	= 	-target armv8a-none-eabi
140march32-directive	= 	-march=armv8-a
141endif
142
143ifeq ($(notdir $(CC)),armclang)
144TF_CFLAGS_aarch32	=	-target arm-arm-none-eabi $(march32-directive)
145TF_CFLAGS_aarch64	=	-target aarch64-arm-none-eabi -march=armv8-a
146else ifneq ($(findstring clang,$(notdir $(CC))),)
147TF_CFLAGS_aarch32	=	$(target32-directive)
148TF_CFLAGS_aarch64	=	-target aarch64-elf
149else
150TF_CFLAGS_aarch32	=	$(march32-directive)
151TF_CFLAGS_aarch64	=	-march=armv8-a
152endif
153
154TF_CFLAGS_aarch64	+=	-mgeneral-regs-only -mstrict-align
155
156ASFLAGS_aarch32		=	$(march32-directive)
157ASFLAGS_aarch64		=	-march=armv8-a
158
159CPPFLAGS		=	${DEFINES} ${INCLUDES} -nostdinc		\
160				-Wmissing-include-dirs -Werror
161ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
162				-D__ASSEMBLY__ -ffreestanding 			\
163				-Wa,--fatal-warnings
164TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
165				-ffreestanding -fno-builtin -Wall -std=gnu99	\
166				-Os -ffunction-sections -fdata-sections
167
168GCC_V_OUTPUT		:=	$(shell $(CC) -v 2>&1)
169PIE_FOUND		:=	$(findstring --enable-default-pie,${GCC_V_OUTPUT})
170
171ifneq ($(PIE_FOUND),)
172TF_CFLAGS		+=	-fno-PIE
173endif
174
175TF_LDFLAGS		+=	--fatal-warnings -O1
176TF_LDFLAGS		+=	--gc-sections
177TF_LDFLAGS		+=	$(TF_LDFLAGS_$(ARCH))
178
179DTC_FLAGS		+=	-I dts -O dtb
180
181################################################################################
182# Common sources and include directories
183################################################################################
184include lib/compiler-rt/compiler-rt.mk
185include lib/stdlib/stdlib.mk
186
187BL_COMMON_SOURCES	+=	common/bl_common.c			\
188				common/tf_log.c				\
189				common/tf_printf.c			\
190				common/tf_snprintf.c			\
191				common/${ARCH}/debug.S			\
192				lib/${ARCH}/cache_helpers.S		\
193				lib/${ARCH}/misc_helpers.S		\
194				plat/common/plat_bl_common.c		\
195				plat/common/plat_log_common.c		\
196				plat/common/${ARCH}/plat_common.c	\
197				plat/common/${ARCH}/platform_helpers.S	\
198				${COMPILER_RT_SRCS}			\
199				${STDLIB_SRCS}
200
201INCLUDES		+=	-Iinclude				\
202				-Iinclude/bl1				\
203				-Iinclude/bl2				\
204				-Iinclude/bl2u				\
205				-Iinclude/bl31				\
206				-Iinclude/common			\
207				-Iinclude/common/${ARCH}		\
208				-Iinclude/drivers			\
209				-Iinclude/drivers/arm			\
210				-Iinclude/drivers/auth			\
211				-Iinclude/drivers/io			\
212				-Iinclude/drivers/ti/uart		\
213				-Iinclude/lib				\
214				-Iinclude/lib/${ARCH}			\
215				-Iinclude/lib/cpus			\
216				-Iinclude/lib/cpus/${ARCH}		\
217				-Iinclude/lib/el3_runtime		\
218				-Iinclude/lib/el3_runtime/${ARCH}	\
219				-Iinclude/lib/extensions		\
220				-Iinclude/lib/pmf			\
221				-Iinclude/lib/psci			\
222				-Iinclude/lib/xlat_tables		\
223				-Iinclude/plat/common			\
224				-Iinclude/services			\
225				${PLAT_INCLUDES}			\
226				${SPD_INCLUDES}				\
227				-Iinclude/tools_share
228
229
230################################################################################
231# Generic definitions
232################################################################################
233
234include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
235
236BUILD_BASE		:=	./build
237BUILD_PLAT		:=	${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
238
239SPDS			:=	$(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
240
241# Platforms providing their own TBB makefile may override this value
242INCLUDE_TBBR_MK		:=	1
243
244
245################################################################################
246# Include SPD Makefile if one has been specified
247################################################################################
248
249ifneq (${SPD},none)
250ifeq (${ARCH},aarch32)
251	$(error "Error: SPD is incompatible with AArch32.")
252endif
253ifdef EL3_PAYLOAD_BASE
254        $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
255        $(warning "The SPD and its BL32 companion will be present but ignored.")
256endif
257        # We expect to locate an spd.mk under the specified SPD directory
258        SPD_MAKE	:=	$(wildcard services/spd/${SPD}/${SPD}.mk)
259
260        ifeq (${SPD_MAKE},)
261                $(error Error: No services/spd/${SPD}/${SPD}.mk located)
262        endif
263        $(info Including ${SPD_MAKE})
264        include ${SPD_MAKE}
265
266        # If there's BL32 companion for the chosen SPD, we expect that the SPD's
267        # Makefile would set NEED_BL32 to "yes". In this case, the build system
268        # supports two mutually exclusive options:
269        # * BL32 is built from source: then BL32_SOURCES must contain the list
270        #   of source files to build BL32
271        # * BL32 is a prebuilt binary: then BL32 must point to the image file
272        #   that will be included in the FIP
273        # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
274        # over the sources.
275endif
276
277################################################################################
278# Include the platform specific Makefile after the SPD Makefile (the platform
279# makefile may use all previous definitions in this file)
280################################################################################
281
282include ${PLAT_MAKEFILE_FULL}
283
284$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
285
286ifeq (${ARM_ARCH_MAJOR},7)
287include make_helpers/armv7-a-cpus.mk
288endif
289
290# Platform compatibility is not supported in AArch32
291ifneq (${ARCH},aarch32)
292# If the platform has not defined ENABLE_PLAT_COMPAT, then enable it by default
293ifndef ENABLE_PLAT_COMPAT
294ENABLE_PLAT_COMPAT := 1
295endif
296
297# Include the platform compatibility helpers for PSCI
298ifneq (${ENABLE_PLAT_COMPAT}, 0)
299include plat/compat/plat_compat.mk
300endif
301endif
302
303# Include the CPU specific operations makefile, which provides default
304# values for all CPU errata workarounds and CPU specific optimisations.
305# This can be overridden by the platform.
306include lib/cpus/cpu-ops.mk
307
308ifeq (${ARCH},aarch32)
309NEED_BL32 := yes
310
311################################################################################
312# Build `AARCH32_SP` as BL32 image for AArch32
313################################################################################
314ifneq (${AARCH32_SP},none)
315# We expect to locate an sp.mk under the specified AARCH32_SP directory
316AARCH32_SP_MAKE	:=	$(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
317
318ifeq (${AARCH32_SP_MAKE},)
319  $(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
320endif
321
322$(info Including ${AARCH32_SP_MAKE})
323include ${AARCH32_SP_MAKE}
324endif
325
326endif
327
328################################################################################
329# Check incompatible options
330################################################################################
331
332ifdef EL3_PAYLOAD_BASE
333        ifdef PRELOADED_BL33_BASE
334                $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
335                incompatible build options. EL3_PAYLOAD_BASE has priority.")
336        endif
337        ifneq (${GENERATE_COT},0)
338                $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
339        endif
340        ifneq (${TRUSTED_BOARD_BOOT},0)
341                $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
342        endif
343endif
344
345ifeq (${NEED_BL33},yes)
346        ifdef EL3_PAYLOAD_BASE
347                $(warning "BL33 image is not needed when option \
348                BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
349        endif
350        ifdef PRELOADED_BL33_BASE
351                $(warning "BL33 image is not needed when option \
352                PRELOADED_BL33_BASE is used and won't be added to the FIP \
353                file.")
354        endif
355endif
356
357# For AArch32, LOAD_IMAGE_V2 must be enabled.
358ifeq (${ARCH},aarch32)
359    ifeq (${LOAD_IMAGE_V2}, 0)
360        $(error "For AArch32, LOAD_IMAGE_V2 must be enabled.")
361    endif
362endif
363
364# When building for systems with hardware-assisted coherency, there's no need to
365# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
366ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
367$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
368endif
369
370ifneq ($(MULTI_CONSOLE_API), 0)
371    ifeq (${ARCH},aarch32)
372        $(error "Error: MULTI_CONSOLE_API is not supported for AArch32")
373    endif
374endif
375
376#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
377ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
378$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
379endif
380
381# SMC Calling Convention checks
382ifneq (${SMCCC_MAJOR_VERSION},1)
383    ifneq (${SPD},none)
384        $(error "SMC Calling Convention 1.X must be used with SPDs")
385    endif
386    ifeq (${ARCH},aarch32)
387        $(error "Only SMCCC 1.X is supported in AArch32 mode.")
388    endif
389endif
390
391# For RAS_EXTENSION, require that EAs are handled in EL3 first
392ifeq ($(RAS_EXTENSION),1)
393    ifneq ($(HANDLE_EA_EL3_FIRST),1)
394        $(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1)
395    endif
396endif
397
398# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled
399ifeq ($(FAULT_INJECTION_SUPPORT),1)
400    ifneq ($(RAS_EXTENSION),1)
401        $(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1)
402    endif
403endif
404
405# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 and LOAD_IMAGE_V2=1
406ifeq ($(DYN_DISABLE_AUTH), 1)
407    ifeq (${TRUSTED_BOARD_BOOT}, 0)
408        $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.")
409    endif
410    ifeq (${LOAD_IMAGE_V2}, 0)
411        $(error "DYN_DISABLE_AUTH is only supported for LOAD_IMAGE_V2.")
412    endif
413endif
414
415################################################################################
416# Process platform overrideable behaviour
417################################################################################
418
419# Using the ARM Trusted Firmware BL2 implies that a BL33 image also needs to be
420# supplied for the FIP and Certificate generation tools. This flag can be
421# overridden by the platform.
422ifdef BL2_SOURCES
423        ifdef EL3_PAYLOAD_BASE
424                # If booting an EL3 payload there is no need for a BL33 image
425                # in the FIP file.
426                NEED_BL33		:=	no
427        else
428                ifdef PRELOADED_BL33_BASE
429                        # If booting a BL33 preloaded image there is no need of
430                        # another one in the FIP file.
431                        NEED_BL33		:=	no
432                else
433                        NEED_BL33		?=	yes
434                endif
435        endif
436endif
437
438# If SCP_BL2 is given, we always want FIP to include it.
439ifdef SCP_BL2
440        NEED_SCP_BL2		:=	yes
441endif
442
443# For AArch32, BL31 is not currently supported.
444ifneq (${ARCH},aarch32)
445    ifdef BL31_SOURCES
446        # When booting an EL3 payload, there is no need to compile the BL31 image nor
447        # put it in the FIP.
448        ifndef EL3_PAYLOAD_BASE
449            NEED_BL31 := yes
450        endif
451    endif
452endif
453
454# Process TBB related flags
455ifneq (${GENERATE_COT},0)
456        # Common cert_create options
457        ifneq (${CREATE_KEYS},0)
458                $(eval CRT_ARGS += -n)
459                $(eval FWU_CRT_ARGS += -n)
460                ifneq (${SAVE_KEYS},0)
461                        $(eval CRT_ARGS += -k)
462                        $(eval FWU_CRT_ARGS += -k)
463                endif
464        endif
465        # Include TBBR makefile (unless the platform indicates otherwise)
466        ifeq (${INCLUDE_TBBR_MK},1)
467                include make_helpers/tbbr/tbbr_tools.mk
468        endif
469endif
470
471ifneq (${FIP_ALIGN},0)
472FIP_ARGS += --align ${FIP_ALIGN}
473endif
474
475################################################################################
476# Include libraries' Makefile that are used in all BL
477################################################################################
478
479include lib/stack_protector/stack_protector.mk
480
481################################################################################
482# Auxiliary tools (fiptool, cert_create, etc)
483################################################################################
484
485# Variables for use with Certificate Generation Tool
486CRTTOOLPATH		?=	tools/cert_create
487CRTTOOL			?=	${CRTTOOLPATH}/cert_create${BIN_EXT}
488
489# Variables for use with Firmware Image Package
490FIPTOOLPATH		?=	tools/fiptool
491FIPTOOL			?=	${FIPTOOLPATH}/fiptool${BIN_EXT}
492
493################################################################################
494# Include BL specific makefiles
495################################################################################
496ifdef BL1_SOURCES
497NEED_BL1 := yes
498include bl1/bl1.mk
499endif
500
501ifdef BL2_SOURCES
502NEED_BL2 := yes
503include bl2/bl2.mk
504endif
505
506ifdef BL2U_SOURCES
507NEED_BL2U := yes
508include bl2u/bl2u.mk
509endif
510
511ifeq (${NEED_BL31},yes)
512ifdef BL31_SOURCES
513include bl31/bl31.mk
514endif
515endif
516
517ifdef FDT_SOURCES
518NEED_FDT := yes
519endif
520
521################################################################################
522# Build options checks
523################################################################################
524
525$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
526$(eval $(call assert_boolean,CREATE_KEYS))
527$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
528$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
529$(eval $(call assert_boolean,DEBUG))
530$(eval $(call assert_boolean,DISABLE_PEDANTIC))
531$(eval $(call assert_boolean,DYN_DISABLE_AUTH))
532$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
533$(eval $(call assert_boolean,ENABLE_AMU))
534$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
535$(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
536$(eval $(call assert_boolean,ENABLE_PMF))
537$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
538$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
539$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS))
540$(eval $(call assert_boolean,ENABLE_SPM))
541$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS))
542$(eval $(call assert_boolean,ERROR_DEPRECATED))
543$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT))
544$(eval $(call assert_boolean,GENERATE_COT))
545$(eval $(call assert_boolean,GICV2_G0_FOR_EL3))
546$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST))
547$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
548$(eval $(call assert_boolean,LOAD_IMAGE_V2))
549$(eval $(call assert_boolean,MULTI_CONSOLE_API))
550$(eval $(call assert_boolean,NS_TIMER_SWITCH))
551$(eval $(call assert_boolean,PL011_GENERIC_UART))
552$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
553$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
554$(eval $(call assert_boolean,RAS_EXTENSION))
555$(eval $(call assert_boolean,RESET_TO_BL31))
556$(eval $(call assert_boolean,SAVE_KEYS))
557$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
558$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
559$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
560$(eval $(call assert_boolean,USE_COHERENT_MEM))
561$(eval $(call assert_boolean,USE_TBBR_DEFS))
562$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
563$(eval $(call assert_boolean,BL2_AT_EL3))
564$(eval $(call assert_boolean,BL2_IN_XIP_MEM))
565
566$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
567$(eval $(call assert_numeric,ARM_ARCH_MINOR))
568$(eval $(call assert_numeric,SMCCC_MAJOR_VERSION))
569
570################################################################################
571# Add definitions to the cpp preprocessor based on the current build options.
572# This is done after including the platform specific makefile to allow the
573# platform to overwrite the default options
574################################################################################
575
576$(eval $(call add_define,ARM_ARCH_MAJOR))
577$(eval $(call add_define,ARM_ARCH_MINOR))
578$(eval $(call add_define,ARM_GIC_ARCH))
579$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
580$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
581$(eval $(call add_define,CTX_INCLUDE_FPREGS))
582$(eval $(call add_define,EL3_EXCEPTION_HANDLING))
583$(eval $(call add_define,ENABLE_AMU))
584$(eval $(call add_define,ENABLE_ASSERTIONS))
585$(eval $(call add_define,ENABLE_PLAT_COMPAT))
586$(eval $(call add_define,ENABLE_PMF))
587$(eval $(call add_define,ENABLE_PSCI_STAT))
588$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
589$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS))
590$(eval $(call add_define,ENABLE_SPM))
591$(eval $(call add_define,ENABLE_SVE_FOR_NS))
592$(eval $(call add_define,ERROR_DEPRECATED))
593$(eval $(call add_define,FAULT_INJECTION_SUPPORT))
594$(eval $(call add_define,GICV2_G0_FOR_EL3))
595$(eval $(call add_define,HANDLE_EA_EL3_FIRST))
596$(eval $(call add_define,HW_ASSISTED_COHERENCY))
597$(eval $(call add_define,LOAD_IMAGE_V2))
598$(eval $(call add_define,LOG_LEVEL))
599$(eval $(call add_define,MULTI_CONSOLE_API))
600$(eval $(call add_define,NS_TIMER_SWITCH))
601$(eval $(call add_define,PL011_GENERIC_UART))
602$(eval $(call add_define,PLAT_${PLAT}))
603$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
604$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
605$(eval $(call add_define,RAS_EXTENSION))
606$(eval $(call add_define,RESET_TO_BL31))
607$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
608$(eval $(call add_define,SMCCC_MAJOR_VERSION))
609$(eval $(call add_define,SPD_${SPD}))
610$(eval $(call add_define,SPIN_ON_BL1_EXIT))
611$(eval $(call add_define,TRUSTED_BOARD_BOOT))
612$(eval $(call add_define,USE_COHERENT_MEM))
613$(eval $(call add_define,USE_TBBR_DEFS))
614$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
615$(eval $(call add_define,BL2_AT_EL3))
616$(eval $(call add_define,BL2_IN_XIP_MEM))
617
618# Define the EL3_PAYLOAD_BASE flag only if it is provided.
619ifdef EL3_PAYLOAD_BASE
620        $(eval $(call add_define,EL3_PAYLOAD_BASE))
621else
622        # Define the PRELOADED_BL33_BASE flag only if it is provided and
623        # EL3_PAYLOAD_BASE is not defined, as it has priority.
624        ifdef PRELOADED_BL33_BASE
625                $(eval $(call add_define,PRELOADED_BL33_BASE))
626        endif
627endif
628# Define the AARCH32/AARCH64 flag based on the ARCH flag
629ifeq (${ARCH},aarch32)
630        $(eval $(call add_define,AARCH32))
631else
632        $(eval $(call add_define,AARCH64))
633endif
634
635# Define the DYN_DISABLE_AUTH flag only if set.
636ifeq (${DYN_DISABLE_AUTH},1)
637$(eval $(call add_define,DYN_DISABLE_AUTH))
638endif
639
640################################################################################
641# Build targets
642################################################################################
643
644.PHONY:	all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip fwu_fip certtool dtbs
645.SUFFIXES:
646
647all: msg_start
648
649msg_start:
650	@echo "Building ${PLAT}"
651
652# Check if deprecated declarations and cpp warnings should be treated as error or not.
653ifeq (${ERROR_DEPRECATED},0)
654    CPPFLAGS		+= 	-Wno-error=deprecated-declarations -Wno-error=cpp
655endif
656
657# Expand build macros for the different images
658ifeq (${NEED_BL1},yes)
659$(eval $(call MAKE_BL,1))
660endif
661
662ifeq (${NEED_BL2},yes)
663ifeq (${BL2_AT_EL3}, 0)
664FIP_BL2_ARGS := tb-fw
665endif
666
667$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
668	$(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
669endif
670
671ifeq (${NEED_SCP_BL2},yes)
672$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
673endif
674
675ifeq (${NEED_BL31},yes)
676BL31_SOURCES += ${SPD_SOURCES}
677$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
678	$(eval $(call MAKE_BL,31,soc-fw)))
679endif
680
681# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
682# build system will call TOOL_ADD_IMG to print a warning message and abort the
683# process. Note that the dependency on BL32 applies to the FIP only.
684ifeq (${NEED_BL32},yes)
685
686BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
687
688$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
689	$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
690endif
691
692# Add the BL33 image if required by the platform
693ifeq (${NEED_BL33},yes)
694$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
695endif
696
697ifeq (${NEED_BL2U},yes)
698$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
699	$(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
700endif
701
702# Expand build macros for the different images
703ifeq (${NEED_FDT},yes)
704    $(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
705endif
706
707locate-checkpatch:
708ifndef CHECKPATCH
709	$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
710else
711ifeq (,$(wildcard ${CHECKPATCH}))
712	$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
713endif
714endif
715
716clean:
717	@echo "  CLEAN"
718	$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
719	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
720	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
721
722realclean distclean:
723	@echo "  REALCLEAN"
724	$(call SHELL_REMOVE_DIR,${BUILD_BASE})
725	$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
726	${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
727	${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
728
729checkcodebase:		locate-checkpatch
730	@echo "  CHECKING STYLE"
731	@if test -d .git ; then						\
732		git ls-files | grep -E -v 'libfdt|stdlib|docs|\.md' |	\
733		while read GIT_FILE ;					\
734		do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ;	\
735		done ;							\
736	else								\
737		 find . -type f -not -iwholename "*.git*"		\
738		 -not -iwholename "*build*"				\
739		 -not -iwholename "*libfdt*"				\
740		 -not -iwholename "*stdlib*"				\
741		 -not -iwholename "*docs*"				\
742		 -not -iwholename "*.md"				\
743		 -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ;	\
744	fi
745
746checkpatch:		locate-checkpatch
747	@echo "  CHECKING STYLE"
748	${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT});	\
749	for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do		\
750		printf "\n[*] Checking style of '$$commit'\n\n";	\
751		git log --format=email "$$commit~..$$commit"		\
752			-- ${CHECK_PATHS} | ${CHECKPATCH} - || true;	\
753		git diff --format=email "$$commit~..$$commit"		\
754			-- ${CHECK_PATHS} | ${CHECKPATCH} - || true;	\
755	done
756
757certtool: ${CRTTOOL}
758
759.PHONY: ${CRTTOOL}
760${CRTTOOL}:
761	${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} --no-print-directory -C ${CRTTOOLPATH}
762	@${ECHO_BLANK_LINE}
763	@echo "Built $@ successfully"
764	@${ECHO_BLANK_LINE}
765
766ifneq (${GENERATE_COT},0)
767certificates: ${CRT_DEPS} ${CRTTOOL}
768	${Q}${CRTTOOL} ${CRT_ARGS}
769	@${ECHO_BLANK_LINE}
770	@echo "Built $@ successfully"
771	@echo "Certificates can be found in ${BUILD_PLAT}"
772	@${ECHO_BLANK_LINE}
773endif
774
775${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
776	${Q}${FIPTOOL} create ${FIP_ARGS} $@
777	${Q}${FIPTOOL} info $@
778	@${ECHO_BLANK_LINE}
779	@echo "Built $@ successfully"
780	@${ECHO_BLANK_LINE}
781
782ifneq (${GENERATE_COT},0)
783fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
784	${Q}${CRTTOOL} ${FWU_CRT_ARGS}
785	@${ECHO_BLANK_LINE}
786	@echo "Built $@ successfully"
787	@echo "FWU certificates can be found in ${BUILD_PLAT}"
788	@${ECHO_BLANK_LINE}
789endif
790
791${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
792	${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
793	${Q}${FIPTOOL} info $@
794	@${ECHO_BLANK_LINE}
795	@echo "Built $@ successfully"
796	@${ECHO_BLANK_LINE}
797
798fiptool: ${FIPTOOL}
799fip: ${BUILD_PLAT}/${FIP_NAME}
800fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
801
802.PHONY: ${FIPTOOL}
803${FIPTOOL}:
804	${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
805
806cscope:
807	@echo "  CSCOPE"
808	${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
809	${Q}cscope -b -q -k
810
811help:
812	@echo "usage: ${MAKE} PLAT=<${PLATFORM_LIST}> [OPTIONS] [TARGET]"
813	@echo ""
814	@echo "PLAT is used to specify which platform you wish to build."
815	@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
816	@echo ""
817	@echo "Please refer to the User Guide for a list of all supported options."
818	@echo "Note that the build system doesn't track dependencies for build "
819	@echo "options. Therefore, if any of the build options are changed "
820	@echo "from a previous build, a clean build must be performed."
821	@echo ""
822	@echo "Supported Targets:"
823	@echo "  all            Build all individual bootloader binaries"
824	@echo "  bl1            Build the BL1 binary"
825	@echo "  bl2            Build the BL2 binary"
826	@echo "  bl2u           Build the BL2U binary"
827	@echo "  bl31           Build the BL31 binary"
828	@echo "  bl32           Build the BL32 binary. If ARCH=aarch32, then "
829	@echo "                 this builds secure payload specified by AARCH32_SP"
830	@echo "  certificates   Build the certificates (requires 'GENERATE_COT=1')"
831	@echo "  fip            Build the Firmware Image Package (FIP)"
832	@echo "  fwu_fip        Build the FWU Firmware Image Package (FIP)"
833	@echo "  checkcodebase  Check the coding style of the entire source tree"
834	@echo "  checkpatch     Check the coding style on changes in the current"
835	@echo "                 branch against BASE_COMMIT (default origin/master)"
836	@echo "  clean          Clean the build for the selected platform"
837	@echo "  cscope         Generate cscope index"
838	@echo "  distclean      Remove all build artifacts for all platforms"
839	@echo "  certtool       Build the Certificate generation tool"
840	@echo "  fiptool        Build the Firmware Image Package (FIP) creation tool"
841	@echo "  dtbs           Build the Device Tree Blobs (if required for the platform)"
842	@echo ""
843	@echo "Note: most build targets require PLAT to be set to a specific platform."
844	@echo ""
845	@echo "example: build all targets for the FVP platform:"
846	@echo "  CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
847