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Achin Gupta4f6ad662013-10-25 09:08:21 +01001#
Dan Handleye83b0ca2014-01-14 18:17:09 +00002# Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
Achin Gupta4f6ad662013-10-25 09:08:21 +01003#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are met:
6#
7# Redistributions of source code must retain the above copyright notice, this
8# list of conditions and the following disclaimer.
9#
10# Redistributions in binary form must reproduce the above copyright notice,
11# this list of conditions and the following disclaimer in the documentation
12# and/or other materials provided with the distribution.
13#
14# Neither the name of ARM nor the names of its contributors may be used
15# to endorse or promote products derived from this software without specific
16# prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28# POSSIBILITY OF SUCH DAMAGE.
29#
30
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010031#
Juan Castillo04be3a52014-06-30 11:41:46 +010032# Trusted Firmware Version
33#
34VERSION_MAJOR := 0
35VERSION_MINOR := 4
36
37#
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010038# Default values for build configurations
39#
40
41# Build verbosity
42V := 0
43# Debug build
44DEBUG := 0
45# Build architecture
46ARCH := aarch64
47# Build platform
48DEFAULT_PLAT := fvp
49PLAT := ${DEFAULT_PLAT}
50# SPD choice
51SPD := none
52# Base commit to perform code check on
53BASE_COMMIT := origin/master
Jeenu Viswambharand1b60152014-05-12 15:28:47 +010054# NS timer register save and restore
55NS_TIMER_SWITCH := 0
Vikram Kanigiri96377452014-04-24 11:02:16 +010056# By default, Bl1 acts as the reset handler, not BL31
57RESET_TO_BL31 := 0
Juan Castillo258e94f2014-06-25 17:26:36 +010058# Include FP registers in cpu context
59CTX_INCLUDE_FPREGS := 0
Sandrine Bailleux5fe57c12014-07-17 17:23:14 +010060# Determine the version of ARM GIC architecture to use for interrupt management
61# in EL3. The platform port can change this value if needed.
62ARM_GIC_ARCH := 2
Soby Mathew041f62a2014-07-14 16:58:03 +010063# Flag used to indicate if ASM_ASSERTION should be enabled for the build.
64# This defaults to being present in DEBUG builds only.
65ASM_ASSERTION := ${DEBUG}
Achin Gupta4f6ad662013-10-25 09:08:21 +010066
Achin Gupta7421b462014-02-01 18:53:26 +000067# Checkpatch ignores
68CHECK_IGNORE = --ignore COMPLEX_MACRO
69
70CHECKPATCH_ARGS = --no-tree --no-signoff ${CHECK_IGNORE}
71CHECKCODE_ARGS = --no-patch --no-tree --no-signoff ${CHECK_IGNORE}
Ian Spray36eaaf32014-01-30 17:25:28 +000072
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +010073ifeq (${V},0)
Achin Gupta4f6ad662013-10-25 09:08:21 +010074 Q=@
Ian Spray36eaaf32014-01-30 17:25:28 +000075 CHECKCODE_ARGS += --no-summary --terse
Achin Gupta4f6ad662013-10-25 09:08:21 +010076else
77 Q=
78endif
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +000079export Q
80
James Morrisseyeaaeece2013-11-01 13:56:59 +000081ifneq (${DEBUG}, 0)
82 BUILD_TYPE := debug
Dan Handleycba2c502014-08-08 14:36:42 +010083 # Use LOG_LEVEL_INFO by default for debug builds
84 LOG_LEVEL := 40
James Morrisseyeaaeece2013-11-01 13:56:59 +000085else
86 BUILD_TYPE := release
Dan Handleycba2c502014-08-08 14:36:42 +010087 # Use LOG_LEVEL_NOTICE by default for release builds
88 LOG_LEVEL := 20
James Morrisseyeaaeece2013-11-01 13:56:59 +000089endif
90
Juan Castillo04be3a52014-06-30 11:41:46 +010091# Default build string (git branch and commit)
92ifeq (${BUILD_STRING},)
93 BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h")
94endif
95
96VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
97
Dan Handley176e7b42014-04-15 18:20:09 +010098BL_COMMON_SOURCES := common/bl_common.c \
Soby Mathewafe7e2f2014-06-12 17:23:58 +010099 common/tf_printf.c \
Soby Mathewc1adbbc2014-06-25 10:07:40 +0100100 common/aarch64/debug.S \
Dan Handley176e7b42014-04-15 18:20:09 +0100101 lib/aarch64/cache_helpers.S \
102 lib/aarch64/misc_helpers.S \
Dan Handley176e7b42014-04-15 18:20:09 +0100103 lib/aarch64/xlat_helpers.c \
104 lib/stdlib/std.c \
105 lib/io_storage.c \
106 plat/common/aarch64/platform_helpers.S
Ryan Harkind7a6b0f2014-01-13 14:40:13 +0000107
Ryan Harkin25cff832014-01-13 12:37:03 +0000108BUILD_BASE := ./build
109BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
Achin Gupta4f6ad662013-10-25 09:08:21 +0100110
Ryan Harkin25cff832014-01-13 12:37:03 +0000111PLATFORMS := $(shell ls -I common plat/)
Achin Gupta375f5382014-02-18 18:12:48 +0000112SPDS := $(shell ls -I none services/spd)
Ryan Harkin72ee3312014-01-15 16:55:07 +0000113HELP_PLATFORMS := $(shell echo ${PLATFORMS} | sed 's/ /|/g')
114
Jeenu Viswambharane5c39fd2014-05-16 11:38:10 +0100115# Convenience function for adding build definitions
116# $(eval $(call add_define,FOO)) will have:
117# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise
118define add_define
119DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),)
120endef
121
122# Convenience function for verifying option has a boolean value
123# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1
124define assert_boolean
125$(and $(patsubst 0,,$(value $(1))),$(patsubst 1,,$(value $(1))),$(error $(1) must be boolean))
126endef
127
Ryan Harkin25cff832014-01-13 12:37:03 +0000128ifeq (${PLAT},)
129 $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform.")
130endif
Jon Medhurst66573cb2014-02-13 15:19:28 +0000131ifeq ($(findstring ${PLAT},${PLATFORMS}),)
Ryan Harkin25cff832014-01-13 12:37:03 +0000132 $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}")
133endif
134
Jon Medhurst66573cb2014-02-13 15:19:28 +0000135all: msg_start
Achin Gupta4f6ad662013-10-25 09:08:21 +0100136
Ryan Harkin25cff832014-01-13 12:37:03 +0000137msg_start:
138 @echo "Building ${PLAT}"
Achin Gupta4f6ad662013-10-25 09:08:21 +0100139
Jon Medhurst66573cb2014-02-13 15:19:28 +0000140include plat/${PLAT}/platform.mk
141
142ifdef BL1_SOURCES
143NEED_BL1 := yes
144include bl1/bl1.mk
145endif
146
147ifdef BL2_SOURCES
148NEED_BL2 := yes
149include bl2/bl2.mk
150endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100151
Jon Medhurst66573cb2014-02-13 15:19:28 +0000152ifdef BL31_SOURCES
153NEED_BL31 := yes
154include bl31/bl31.mk
Ryan Harkin25cff832014-01-13 12:37:03 +0000155endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100156
Achin Gupta375f5382014-02-18 18:12:48 +0000157# Include SPD Makefile if one has been specified
158ifneq (${SPD},none)
159 # We expect to locate an spd.mk under the specified SPD directory
160 SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m")
161
162 ifeq (${SPD_MAKE},)
163 $(error Error: No services/spd/${SPD}/${SPD}.mk located)
164 endif
165 $(info Including ${SPD_MAKE})
166 include ${SPD_MAKE}
167
168 # If there's BL32 companion for the chosen SPD, and the SPD wants to build the
169 # BL2 from source, we expect that the SPD's Makefile would set NEED_BL32
170 # variable to "yes"
171endif
172
Sandrine Bailleuxa08588a2014-03-21 13:16:35 +0000173.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip
James Morrisseyeaaeece2013-11-01 13:56:59 +0000174.SUFFIXES:
175
Sandrine Bailleux47e74a82014-06-23 13:37:53 +0100176INCLUDES += -Iinclude/bl31 \
Dan Handleya70615f2014-04-09 12:48:25 +0100177 -Iinclude/bl31/services \
178 -Iinclude/bl32 \
179 -Iinclude/bl32/payloads \
180 -Iinclude/common \
181 -Iinclude/drivers \
182 -Iinclude/drivers/arm \
183 -Iinclude/lib \
184 -Iinclude/lib/aarch64 \
Dan Handleyed6ff952014-05-14 17:44:19 +0100185 -Iinclude/plat/common \
Ryan Harkind7a6b0f2014-01-13 14:40:13 +0000186 -Iinclude/stdlib \
187 -Iinclude/stdlib/sys \
Achin Gupta375f5382014-02-18 18:12:48 +0000188 ${PLAT_INCLUDES} \
189 ${SPD_INCLUDES}
Achin Gupta4f6ad662013-10-25 09:08:21 +0100190
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +0100191# Process DEBUG flag
192$(eval $(call assert_boolean,DEBUG))
193$(eval $(call add_define,DEBUG))
194ifeq (${DEBUG},0)
195 $(eval $(call add_define,NDEBUG))
196else
197CFLAGS += -g
198ASFLAGS += -g -Wa,--gdwarf-2
199endif
200
Jeenu Viswambharand1b60152014-05-12 15:28:47 +0100201# Process NS_TIMER_SWITCH flag
202$(eval $(call assert_boolean,NS_TIMER_SWITCH))
203$(eval $(call add_define,NS_TIMER_SWITCH))
204
Vikram Kanigiri96377452014-04-24 11:02:16 +0100205# Process RESET_TO_BL31 flag
206$(eval $(call assert_boolean,RESET_TO_BL31))
207$(eval $(call add_define,RESET_TO_BL31))
208
Juan Castillo258e94f2014-06-25 17:26:36 +0100209# Process CTX_INCLUDE_FPREGS flag
210$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
211$(eval $(call add_define,CTX_INCLUDE_FPREGS))
212
Sandrine Bailleux5fe57c12014-07-17 17:23:14 +0100213# Process ARM_GIC_ARCH flag
214$(eval $(call add_define,ARM_GIC_ARCH))
215
Soby Mathew041f62a2014-07-14 16:58:03 +0100216# Process ASM_ASSERTION flag
217$(eval $(call assert_boolean,ASM_ASSERTION))
218$(eval $(call add_define,ASM_ASSERTION))
Sandrine Bailleux5fe57c12014-07-17 17:23:14 +0100219
Dan Handleycba2c502014-08-08 14:36:42 +0100220# Process LOG_LEVEL flag
221$(eval $(call add_define,LOG_LEVEL))
222
Harry Liebel0af6d642013-12-20 18:51:12 +0000223ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \
Sandrine Bailleux47e74a82014-06-23 13:37:53 +0100224 -Werror -Wmissing-include-dirs \
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +0100225 -mgeneral-regs-only -D__ASSEMBLY__ \
226 ${DEFINES} ${INCLUDES}
227CFLAGS += -nostdinc -pedantic -ffreestanding -Wall \
Sandrine Bailleux47e74a82014-06-23 13:37:53 +0100228 -Werror -Wmissing-include-dirs \
229 -mgeneral-regs-only -std=c99 -c -Os \
Jeenu Viswambharan19a0ace2014-05-15 14:40:58 +0100230 ${DEFINES} ${INCLUDES}
Andrew Thoelkee01ea342014-03-18 07:13:52 +0000231CFLAGS += -ffunction-sections -fdata-sections
Achin Gupta4f6ad662013-10-25 09:08:21 +0100232
Sandrine Bailleux3e850a82013-11-20 11:50:48 +0000233LDFLAGS += --fatal-warnings -O1
Andrew Thoelkee01ea342014-03-18 07:13:52 +0000234LDFLAGS += --gc-sections
Achin Gupta4f6ad662013-10-25 09:08:21 +0100235
236
James Morrisseyeaaeece2013-11-01 13:56:59 +0000237CC := ${CROSS_COMPILE}gcc
238CPP := ${CROSS_COMPILE}cpp
239AS := ${CROSS_COMPILE}gcc
240AR := ${CROSS_COMPILE}ar
241LD := ${CROSS_COMPILE}ld
242OC := ${CROSS_COMPILE}objcopy
243OD := ${CROSS_COMPILE}objdump
244NM := ${CROSS_COMPILE}nm
245PP := ${CROSS_COMPILE}gcc -E ${CFLAGS}
Achin Gupta4f6ad662013-10-25 09:08:21 +0100246
Harry Liebelf58ad362014-01-10 18:00:33 +0000247# Variables for use with Firmware Image Package
248FIPTOOLPATH ?= tools/fip_create
Achin Gupta375f5382014-02-18 18:12:48 +0000249FIPTOOL ?= ${FIPTOOLPATH}/fip_create
Harry Liebelf58ad362014-01-10 18:00:33 +0000250fiptool: ${FIPTOOL}
251fip: ${BUILD_PLAT}/fip.bin
252
Ian Spray36eaaf32014-01-30 17:25:28 +0000253locate-checkpatch:
254ifndef CHECKPATCH
255 $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
256else
257ifeq (,$(wildcard ${CHECKPATCH}))
258 $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
259endif
260endif
261
Achin Gupta4f6ad662013-10-25 09:08:21 +0100262clean:
263 @echo " CLEAN"
Ryan Harkin25cff832014-01-13 12:37:03 +0000264 ${Q}rm -rf ${BUILD_PLAT}
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +0000265 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +0100266
James Morrisseyeaaeece2013-11-01 13:56:59 +0000267realclean distclean:
268 @echo " REALCLEAN"
269 ${Q}rm -rf ${BUILD_BASE}
Joakim Bech35fab8c2014-01-23 14:51:49 +0100270 ${Q}rm -f ${CURDIR}/cscope.*
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +0000271 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
Achin Gupta4f6ad662013-10-25 09:08:21 +0100272
Ian Spray36eaaf32014-01-30 17:25:28 +0000273checkcodebase: locate-checkpatch
274 @echo " CHECKING STYLE"
275 @if test -d .git ; then \
Juan Castillo2d552402014-06-13 17:05:10 +0100276 git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \
Ian Spray36eaaf32014-01-30 17:25:28 +0000277 else \
Juan Castillo2d552402014-06-13 17:05:10 +0100278 find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \
Ian Spray36eaaf32014-01-30 17:25:28 +0000279 fi
280
281checkpatch: locate-checkpatch
282 @echo " CHECKING STYLE"
283 @git format-patch --stdout ${BASE_COMMIT} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true
284
Harry Liebelf58ad362014-01-10 18:00:33 +0000285${FIPTOOL}:
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +0000286 ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH}
Harry Liebelf58ad362014-01-10 18:00:33 +0000287 @echo
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +0000288 @echo "Built $@ successfully"
Harry Liebelf58ad362014-01-10 18:00:33 +0000289 @echo
290
Jon Medhurst407a95c2014-02-12 15:54:48 +0000291define match_goals
292$(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS))))
293endef
Achin Gupta4f6ad662013-10-25 09:08:21 +0100294
Sandrine Bailleux2d3e42d2014-03-21 14:17:51 +0000295# List of rules that involve building things
296BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip
James Morrisseyeaaeece2013-11-01 13:56:59 +0000297
Sandrine Bailleux2d3e42d2014-03-21 14:17:51 +0000298# Does the list of goals specified on the command line include a build target?
299ifneq ($(call match_goals,${BUILD_TARGETS}),)
300IS_ANYTHING_TO_BUILD := 1
301endif
James Morrisseyeaaeece2013-11-01 13:56:59 +0000302
Jon Medhurst407a95c2014-02-12 15:54:48 +0000303define MAKE_C
James Morrisseyeaaeece2013-11-01 13:56:59 +0000304
Jon Medhurst407a95c2014-02-12 15:54:48 +0000305$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
306$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
James Morrisseyeaaeece2013-11-01 13:56:59 +0000307
Jon Medhurst407a95c2014-02-12 15:54:48 +0000308$(OBJ) : $(2)
309 @echo " CC $$<"
310 $$(Q)$$(CC) $$(CFLAGS) -c $$< -o $$@
Achin Gupta4f6ad662013-10-25 09:08:21 +0100311
James Morrisseyeaaeece2013-11-01 13:56:59 +0000312
Jon Medhurst407a95c2014-02-12 15:54:48 +0000313$(PREREQUISITES) : $(2)
314 @echo " DEPS $$@"
315 @mkdir -p $(1)
316 $$(Q)$$(CC) $$(CFLAGS) -M -MT $(OBJ) -MF $$@ $$<
James Morrisseyeaaeece2013-11-01 13:56:59 +0000317
Sandrine Bailleux2d3e42d2014-03-21 14:17:51 +0000318ifdef IS_ANYTHING_TO_BUILD
Jon Medhurst407a95c2014-02-12 15:54:48 +0000319-include $(PREREQUISITES)
320endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100321
Jon Medhurst407a95c2014-02-12 15:54:48 +0000322endef
Achin Gupta4f6ad662013-10-25 09:08:21 +0100323
324
Jon Medhurst407a95c2014-02-12 15:54:48 +0000325define MAKE_S
James Morrisseyeaaeece2013-11-01 13:56:59 +0000326
Jon Medhurst407a95c2014-02-12 15:54:48 +0000327$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
328$(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
Achin Gupta4f6ad662013-10-25 09:08:21 +0100329
Jon Medhurst407a95c2014-02-12 15:54:48 +0000330$(OBJ) : $(2)
331 @echo " AS $$<"
332 $$(Q)$$(AS) $$(ASFLAGS) -c $$< -o $$@
James Morrisseyeaaeece2013-11-01 13:56:59 +0000333
Jon Medhurst407a95c2014-02-12 15:54:48 +0000334$(PREREQUISITES) : $(2)
335 @echo " DEPS $$@"
336 @mkdir -p $(1)
337 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(OBJ) -MF $$@ $$<
Achin Gupta4f6ad662013-10-25 09:08:21 +0100338
Sandrine Bailleux2d3e42d2014-03-21 14:17:51 +0000339ifdef IS_ANYTHING_TO_BUILD
Jon Medhurst407a95c2014-02-12 15:54:48 +0000340-include $(PREREQUISITES)
341endif
Achin Gupta4f6ad662013-10-25 09:08:21 +0100342
Jon Medhurst407a95c2014-02-12 15:54:48 +0000343endef
344
345
346define MAKE_LD
347
348$(eval PREREQUISITES := $(1).d)
349
350$(1) : $(2)
351 @echo " PP $$<"
352 $$(Q)$$(AS) $$(ASFLAGS) -P -E -o $$@ $$<
353
354$(PREREQUISITES) : $(2)
355 @echo " DEPS $$@"
356 @mkdir -p $$(dir $$@)
357 $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$<
358
Sandrine Bailleux2d3e42d2014-03-21 14:17:51 +0000359ifdef IS_ANYTHING_TO_BUILD
Jon Medhurst407a95c2014-02-12 15:54:48 +0000360-include $(PREREQUISITES)
361endif
362
363endef
364
365
366define MAKE_OBJS
367 $(eval C_OBJS := $(filter %.c,$(2)))
368 $(eval REMAIN := $(filter-out %.c,$(2)))
369 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj))))
370
371 $(eval S_OBJS := $(filter %.S,$(REMAIN)))
372 $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
373 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj))))
374
375 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
376endef
377
378
379# NOTE: The line continuation '\' is required in the next define otherwise we
380# end up with a line-feed characer at the end of the last c filename.
381# Also bare this issue in mind if extending the list of supported filetypes.
382define SOURCES_TO_OBJS
383 $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
384 $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
385endef
386
387define MAKE_BL
388 $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1))
389 $(eval SOURCES := $(BL$(1)_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
390 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
391 $(eval LINKERFILE := $(BUILD_DIR)/bl$(1).ld)
392 $(eval MAPFILE := $(BUILD_DIR)/bl$(1).map)
393 $(eval ELF := $(BUILD_DIR)/bl$(1).elf)
394 $(eval DUMP := $(BUILD_DIR)/bl$(1).dump)
395 $(eval BIN := $(BUILD_PLAT)/bl$(1).bin)
396
397 $(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES)))
398 $(eval $(call MAKE_LD,$(LINKERFILE),$(BL$(1)_LINKERFILE)))
399
400$(BUILD_DIR) :
401 $$(Q)mkdir -p "$$@"
402
403$(ELF) : $(OBJS) $(LINKERFILE)
404 @echo " LD $$@"
Juan Castillo04be3a52014-06-30 11:41:46 +0100405 @echo 'const char build_message[] = "Built : "__TIME__", "__DATE__; \
406 const char version_string[] = "${VERSION_STRING}";' | \
Jon Medhurstecf0a712014-02-17 12:18:24 +0000407 $$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o
Jon Medhurst407a95c2014-02-12 15:54:48 +0000408 $$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \
Jeenu Viswambharan2a30a752014-03-11 11:06:45 +0000409 $(BUILD_DIR)/build_message.o $(OBJS)
Jon Medhurst407a95c2014-02-12 15:54:48 +0000410
411$(DUMP) : $(ELF)
412 @echo " OD $$@"
413 $${Q}$${OD} -dx $$< > $$@
414
415$(BIN) : $(ELF)
416 @echo " BIN $$@"
417 $$(Q)$$(OC) -O binary $$< $$@
418 @echo
419 @echo "Built $$@ successfully"
420 @echo
421
422.PHONY : bl$(1)
423bl$(1) : $(BUILD_DIR) $(BIN) $(DUMP)
424
425all : bl$(1)
426
427$(eval FIP_DEPS += $(if $2,$(BIN),))
428$(eval FIP_ARGS += $(if $2,--bl$(1) $(BIN),))
429
430endef
431
432
Jon Medhurst66573cb2014-02-13 15:19:28 +0000433ifeq (${NEED_BL1},yes)
Jon Medhurst407a95c2014-02-12 15:54:48 +0000434$(eval $(call MAKE_BL,1))
Jon Medhurst66573cb2014-02-13 15:19:28 +0000435endif
Jon Medhurst407a95c2014-02-12 15:54:48 +0000436
Jon Medhurst66573cb2014-02-13 15:19:28 +0000437ifeq (${NEED_BL2},yes)
Jon Medhurst407a95c2014-02-12 15:54:48 +0000438$(eval $(call MAKE_BL,2,in_fip))
Jon Medhurst66573cb2014-02-13 15:19:28 +0000439endif
Jon Medhurst407a95c2014-02-12 15:54:48 +0000440
Jon Medhurst66573cb2014-02-13 15:19:28 +0000441ifeq (${NEED_BL31},yes)
Jon Medhurst407a95c2014-02-12 15:54:48 +0000442BL31_SOURCES += ${SPD_SOURCES}
443$(eval $(call MAKE_BL,31,in_fip))
Jon Medhurst66573cb2014-02-13 15:19:28 +0000444endif
Jon Medhurst407a95c2014-02-12 15:54:48 +0000445
446ifeq (${NEED_BL32},yes)
447$(eval $(call MAKE_BL,32,in_fip))
448endif
Ryan Harkin72ee3312014-01-15 16:55:07 +0000449
Sandrine Bailleuxf841ef02014-06-24 14:19:36 +0100450ifeq (${NEED_BL30},yes)
451FIP_DEPS += ${BL30}
452FIP_ARGS += --bl30 ${BL30}
453endif
454
455ifeq (${NEED_BL30},yes)
456# If BL3-0 is needed by the platform then 'BL30' variable must be defined.
457check_bl30:
458 $(if ${BL30},,$(error "To build a FIP for platform ${PLAT}, please set BL30 to point to the SCP firmware"))
459else
460# If BL3-0 is not needed by the platform but the user still specified the path
461# to a BL3-0 image then warn him that it will be ignored.
462check_bl30:
463 $(if ${BL30},$(warning "BL3-0 is not supported on platform ${PLAT}, it will just be ignored"),)
464endif
465
466${BUILD_PLAT}/fip.bin: ${FIP_DEPS} ${BL33} ${FIPTOOL} check_bl30
Jon Medhurst66573cb2014-02-13 15:19:28 +0000467 $(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd"))
Harry Liebelf58ad362014-01-10 18:00:33 +0000468 ${Q}${FIPTOOL} --dump \
Achin Gupta375f5382014-02-18 18:12:48 +0000469 ${FIP_ARGS} \
Jon Medhurst407a95c2014-02-12 15:54:48 +0000470 --bl33 ${BL33} \
Harry Liebelf58ad362014-01-10 18:00:33 +0000471 $@
472 @echo
Jeenu Viswambharan2f2cef42014-02-19 09:38:18 +0000473 @echo "Built $@ successfully"
474 @echo
Harry Liebelf58ad362014-01-10 18:00:33 +0000475
476
Joakim Bech35fab8c2014-01-23 14:51:49 +0100477cscope:
478 @echo " CSCOPE"
479 ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
480 ${Q}cscope -b -q -k
481
Ryan Harkin72ee3312014-01-15 16:55:07 +0000482help:
Sandrine Bailleuxa08588a2014-03-21 13:16:35 +0000483 @echo "usage: ${MAKE} PLAT=<${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch>"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000484 @echo ""
485 @echo "PLAT is used to specify which platform you wish to build."
Sandrine Bailleuxa08588a2014-03-21 13:16:35 +0000486 @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000487 @echo ""
488 @echo "Supported Targets:"
Jeenu Viswambharan8aa559c2014-02-21 11:42:08 +0000489 @echo " all Build the BL1, BL2 and BL31 binaries"
Ian Spray36eaaf32014-01-30 17:25:28 +0000490 @echo " bl1 Build the BL1 binary"
Jeenu Viswambharan8aa559c2014-02-21 11:42:08 +0000491 @echo " bl2 Build the BL2 binary"
Ian Spray36eaaf32014-01-30 17:25:28 +0000492 @echo " bl31 Build the BL31 binary"
493 @echo " checkcodebase Check the coding style of the entire source tree"
494 @echo " checkpatch Check the coding style on changes in the current"
495 @echo " branch against BASE_COMMIT (default origin/master)"
496 @echo " clean Clean the build for the selected platform"
Harry Liebelf58ad362014-01-10 18:00:33 +0000497 @echo " cscope Generate cscope index"
Ian Spray36eaaf32014-01-30 17:25:28 +0000498 @echo " distclean Remove all build artifacts for all platforms"
Harry Liebelf58ad362014-01-10 18:00:33 +0000499 @echo " fiptool Build the Firmware Image Package(FIP) creation tool"
Ryan Harkin72ee3312014-01-15 16:55:07 +0000500 @echo ""
501 @echo "note: most build targets require PLAT to be set to a specific platform."
502 @echo ""
503 @echo "example: build all targets for the FVP platform:"
504 @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"