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Juan Castilloa3487d12015-08-18 14:23:04 +01001#
Balint Dobszay5ce2c322020-01-10 17:16:27 +01002# Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
Juan Castilloa3487d12015-08-18 14:23:04 +01003#
dp-armfa3cf0b2017-05-03 09:38:09 +01004# SPDX-License-Identifier: BSD-3-Clause
Juan Castilloa3487d12015-08-18 14:23:04 +01005#
6
Evan Lloyd870a18c2015-12-02 18:41:22 +00007# Report an error if the eval make function is not available.
8$(eval eval_available := T)
9ifneq (${eval_available},T)
10 $(error This makefile only works with a Make program that supports $$(eval))
11endif
12
Evan Lloydf2697142015-12-02 18:17:37 +000013# Some utility macros for manipulating awkward (whitespace) characters.
14blank :=
15space :=${blank} ${blank}
16
17# A user defined function to recursively search for a filename below a directory
18# $1 is the directory root of the recursive search (blank for current directory).
19# $2 is the file name to search for.
20define rwildcard
21$(strip $(foreach d,$(wildcard ${1}*),$(call rwildcard,${d}/,${2}) $(filter $(subst *,%,%${2}),${d})))
22endef
23
Yatharth Kochar115352c2015-10-02 13:58:52 +010024# This table is used in converting lower case to upper case.
25uppercase_table:=a,A b,B c,C d,D e,E f,F g,G h,H i,I j,J k,K l,L m,M n,N o,O p,P q,Q r,R s,S t,T u,U v,V w,W x,X y,Y z,Z
26
27# Internal macro used for converting lower case to upper case.
28# $(1) = upper case table
29# $(2) = String to convert
30define uppercase_internal
31$(if $(1),$$(subst $(firstword $(1)),$(call uppercase_internal,$(wordlist 2,$(words $(1)),$(1)),$(2))),$(2))
32endef
33
34# A macro for converting a string to upper case
35# $(1) = String to convert
36define uppercase
37$(eval uppercase_result:=$(call uppercase_internal,$(uppercase_table),$(1)))$(uppercase_result)
38endef
39
Juan Castilloa3487d12015-08-18 14:23:04 +010040# Convenience function for adding build definitions
41# $(eval $(call add_define,FOO)) will have:
42# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise
43define add_define
44 DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),)
45endef
46
Soren Brinkmann9efe6572016-06-09 13:36:27 -070047# Convenience function for adding build definitions
48# $(eval $(call add_define_val,FOO,BAR)) will have:
49# -DFOO=BAR
50define add_define_val
51 DEFINES += -D$(1)=$(2)
52endef
53
Juan Castilloa3487d12015-08-18 14:23:04 +010054# Convenience function for verifying option has a boolean value
55# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1
56define assert_boolean
Masahiro Yamada1ab9e922017-05-23 23:45:01 +090057 $(if $(filter-out 0 1,$($1)),$(error $1 must be boolean))
Juan Castilloa3487d12015-08-18 14:23:04 +010058endef
59
Jeenu Viswambharanfca76802017-01-16 16:52:35 +0000600-9 := 0 1 2 3 4 5 6 7 8 9
61
62# Function to verify that a given option $(1) contains a numeric value
63define assert_numeric
64$(if $($(1)),,$(error $(1) must not be empty))
65$(eval __numeric := $($(1)))
66$(foreach d,$(0-9),$(eval __numeric := $(subst $(d),,$(__numeric))))
67$(if $(__numeric),$(error $(1) must be numeric))
68endef
69
Vijayenthiran Subramaniam3414e3a2020-02-08 21:27:30 +053070# CREATE_SEQ is a recursive function to create sequence of numbers from 1 to
71# $(2) and assign the sequence to $(1)
72define CREATE_SEQ
73$(if $(word $(2), $($(1))),\
74 $(eval $(1) += $(words $($(1))))\
75 $(eval $(1) := $(filter-out 0,$($(1)))),\
76 $(eval $(1) += $(words $($(1))))\
77 $(call CREATE_SEQ,$(1),$(2))\
78)
79endef
80
Juan Castilloa3487d12015-08-18 14:23:04 +010081# IMG_LINKERFILE defines the linker script corresponding to a BL stage
82# $(1) = BL stage (2, 30, 31, 32, 33)
83define IMG_LINKERFILE
84 ${BUILD_DIR}/bl$(1).ld
85endef
86
87# IMG_MAPFILE defines the output file describing the memory map corresponding
88# to a BL stage
89# $(1) = BL stage (2, 30, 31, 32, 33)
90define IMG_MAPFILE
91 ${BUILD_DIR}/bl$(1).map
92endef
93
94# IMG_ELF defines the elf file corresponding to a BL stage
95# $(1) = BL stage (2, 30, 31, 32, 33)
96define IMG_ELF
97 ${BUILD_DIR}/bl$(1).elf
98endef
99
100# IMG_DUMP defines the symbols dump file corresponding to a BL stage
101# $(1) = BL stage (2, 30, 31, 32, 33)
102define IMG_DUMP
103 ${BUILD_DIR}/bl$(1).dump
104endef
105
106# IMG_BIN defines the default image file corresponding to a BL stage
107# $(1) = BL stage (2, 30, 31, 32, 33)
108define IMG_BIN
109 ${BUILD_PLAT}/bl$(1).bin
110endef
111
Masahiro Yamada6c2b4592018-01-26 11:42:01 +0900112# TOOL_ADD_PAYLOAD appends the command line arguments required by fiptool to
113# package a new payload and/or by cert_create to generate certificate.
114# Optionally, it adds the dependency on this payload
Juan Castilloa3487d12015-08-18 14:23:04 +0100115# $(1) = payload filename (i.e. bl31.bin)
Masahiro Yamadac85deee2017-12-23 23:56:18 +0900116# $(2) = command line option for the specified payload (i.e. --soc-fw)
Masahiro Yamada5c3ae332018-01-26 11:42:01 +0900117# $(3) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900118# $(4) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Masahiro Yamada6c2b4592018-01-26 11:42:01 +0900119define TOOL_ADD_PAYLOAD
Masahiro Yamada714a6922018-01-26 11:42:01 +0900120 $(4)FIP_ARGS += $(2) $(1)
121 $(if $(3),$(4)FIP_DEPS += $(3))
Masahiro Yamadaec154ad2018-01-26 11:42:01 +0900122 $(4)CRT_ARGS += $(2) $(1)
123 $(if $(3),$(4)CRT_DEPS += $(3))
Juan Castilloa3487d12015-08-18 14:23:04 +0100124endef
125
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900126# TOOL_ADD_IMG_PAYLOAD works like TOOL_ADD_PAYLOAD, but applies image filters
127# before passing them to host tools if BL*_PRE_TOOL_FILTER is defined.
128# $(1) = image_type (scp_bl2, bl33, etc.)
129# $(2) = payload filepath (ex. build/fvp/release/bl31.bin)
130# $(3) = command line option for the specified payload (ex. --soc-fw)
131# $(4) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
132# $(5) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
133
134define TOOL_ADD_IMG_PAYLOAD
135
136$(eval PRE_TOOL_FILTER := $($(call uppercase,$(1))_PRE_TOOL_FILTER))
137
138ifneq ($(PRE_TOOL_FILTER),)
139
140$(eval PROCESSED_PATH := $(BUILD_PLAT)/$(1).bin$($(PRE_TOOL_FILTER)_SUFFIX))
141
142$(call $(PRE_TOOL_FILTER)_RULE,$(PROCESSED_PATH),$(2))
143
144$(PROCESSED_PATH): $(4)
145
146$(call TOOL_ADD_PAYLOAD,$(PROCESSED_PATH),$(3),$(PROCESSED_PATH),$(5))
147
148else
149$(call TOOL_ADD_PAYLOAD,$(2),$(3),$(4),$(5))
150endif
151endef
152
Yatharth Kochard1a93432015-10-12 12:33:47 +0100153# CERT_ADD_CMD_OPT adds a new command line option to the cert_create invocation
Juan Castilloa3487d12015-08-18 14:23:04 +0100154# $(1) = parameter filename
155# $(2) = cert_create command line option for the specified parameter
Masahiro Yamada5ebfda32018-01-26 11:42:01 +0900156# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Juan Castilloa3487d12015-08-18 14:23:04 +0100157define CERT_ADD_CMD_OPT
Masahiro Yamada5ebfda32018-01-26 11:42:01 +0900158 $(3)CRT_ARGS += $(2) $(1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100159endef
160
Masahiro Yamada4d156802018-01-26 11:42:01 +0900161# TOOL_ADD_IMG allows the platform to specify an external image to be packed
162# in the FIP and/or for which certificate is generated. It also adds a
163# dependency on the image file, aborting the build if the file does not exist.
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900164# $(1) = image_type (scp_bl2, bl33, etc.)
Masahiro Yamadac85deee2017-12-23 23:56:18 +0900165# $(2) = command line option for fiptool (--scp-fw, --nt-fw, etc)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900166# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Juan Castilloa3487d12015-08-18 14:23:04 +0100167# Example:
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900168# $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
Masahiro Yamada4d156802018-01-26 11:42:01 +0900169define TOOL_ADD_IMG
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900170 # Build option to specify the image filename (SCP_BL2, BL33, etc)
171 # This is the uppercase form of the first parameter
172 $(eval _V := $(call uppercase,$(1)))
173
Masahiro Yamada714a6922018-01-26 11:42:01 +0900174 $(3)CRT_DEPS += check_$(1)
175 $(3)FIP_DEPS += check_$(1)
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900176 $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),,$(3))
Juan Castilloa3487d12015-08-18 14:23:04 +0100177
Masahiro Yamada9dff1562017-12-24 13:08:00 +0900178.PHONY: check_$(1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100179check_$(1):
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900180 $$(if $(value $(_V)),,$$(error "Platform '${PLAT}' requires $(_V). Please set $(_V) to point to the right file"))
181 $$(if $(wildcard $(value $(_V))),,$$(error '$(_V)=$(value $(_V))' was specified, but '$(value $(_V))' does not exist))
Juan Castilloa3487d12015-08-18 14:23:04 +0100182endef
183
Juan Castilloa3487d12015-08-18 14:23:04 +0100184################################################################################
Masahiro Yamadaeff36a92018-01-26 11:42:01 +0900185# Generic image processing filters
186################################################################################
187
188# GZIP
189define GZIP_RULE
190$(1): $(2)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100191 $(ECHO) " GZIP $$@"
Masahiro Yamadaeff36a92018-01-26 11:42:01 +0900192 $(Q)gzip -n -f -9 $$< --stdout > $$@
193endef
194
195GZIP_SUFFIX := .gz
196
197################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100198# Auxiliary macros to build TF images from sources
199################################################################################
200
Masahiro Yamadae487bb62016-12-22 15:23:05 +0900201MAKE_DEP = -Wp,-MD,$(DEP) -MT $$@ -MP
Juan Castilloa3487d12015-08-18 14:23:04 +0100202
Roberto Vargas21360f32018-05-08 10:27:10 +0100203
204# MAKE_C_LIB builds a C source file and generates the dependency file
205# $(1) = output directory
206# $(2) = source file (%.c)
207# $(3) = library name
208define MAKE_C_LIB
209$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
210$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
211
212$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100213 $$(ECHO) " CC $$<"
Roberto Vargas21360f32018-05-08 10:27:10 +0100214 $$(Q)$$(CC) $$(TF_CFLAGS) $$(CFLAGS) $(MAKE_DEP) -c $$< -o $$@
215
216-include $(DEP)
217
218endef
219
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000220# MAKE_S_LIB builds an assembly source file and generates the dependency file
221# $(1) = output directory
222# $(2) = source file (%.S)
223# $(3) = library name
224define MAKE_S_LIB
225$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
226$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
227
228$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
229 $$(ECHO) " AS $$<"
230 $$(Q)$$(AS) $$(ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
231
232-include $(DEP)
233
234endef
235
Roberto Vargas21360f32018-05-08 10:27:10 +0100236
Juan Castilloa3487d12015-08-18 14:23:04 +0100237# MAKE_C builds a C source file and generates the dependency file
238# $(1) = output directory
239# $(2) = source file (%.c)
Yatharth Kochar115352c2015-10-02 13:58:52 +0100240# $(3) = BL stage (2, 2u, 30, 31, 32, 33)
Juan Castilloa3487d12015-08-18 14:23:04 +0100241define MAKE_C
242
243$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900244$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100245$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
Jeenu Viswambharan1ff40712018-11-01 10:55:55 +0000246$(eval BL_CFLAGS := $(BL$(call uppercase,$(3))_CFLAGS))
Juan Castilloa3487d12015-08-18 14:23:04 +0100247
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700248$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100249 $$(ECHO) " CC $$<"
zelalem-aweked5f45272019-11-12 16:20:17 -0600250 $$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CFLAGS) -D$(IMAGE) $(MAKE_DEP) -c $$< -o $$@
Juan Castilloa3487d12015-08-18 14:23:04 +0100251
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900252-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100253
254endef
255
256
257# MAKE_S builds an assembly source file and generates the dependency file
258# $(1) = output directory
259# $(2) = assembly file (%.S)
Yatharth Kochar115352c2015-10-02 13:58:52 +0100260# $(3) = BL stage (2, 2u, 30, 31, 32, 33)
Juan Castilloa3487d12015-08-18 14:23:04 +0100261define MAKE_S
262
263$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900264$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100265$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100266
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700267$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100268 $$(ECHO) " AS $$<"
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900269 $$(Q)$$(AS) $$(ASFLAGS) -D$(IMAGE) $(MAKE_DEP) -c $$< -o $$@
Juan Castilloa3487d12015-08-18 14:23:04 +0100270
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900271-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100272
273endef
274
275
276# MAKE_LD generate the linker script using the C preprocessor
277# $(1) = output linker script
278# $(2) = input template
Masahiro Yamada4abe9232017-01-12 10:48:22 +0900279# $(3) = BL stage (2, 2u, 30, 31, 32, 33)
Juan Castilloa3487d12015-08-18 14:23:04 +0100280define MAKE_LD
281
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900282$(eval DEP := $(1).d)
Daniel Boulby2f5de9d2018-09-19 14:22:33 +0100283$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100284
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700285$(1): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100286 $$(ECHO) " PP $$<"
Julius Werner8e0ef0f2019-07-09 14:02:43 -0700287 $$(Q)$$(CPP) $$(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -D$(IMAGE) -o $$@ $$<
Juan Castilloa3487d12015-08-18 14:23:04 +0100288
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900289-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100290
291endef
292
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000293# MAKE_LIB_OBJS builds both C and assembly source files
Roberto Vargas21360f32018-05-08 10:27:10 +0100294# $(1) = output directory
295# $(2) = list of source files
296# $(3) = name of the library
297define MAKE_LIB_OBJS
298 $(eval C_OBJS := $(filter %.c,$(2)))
299 $(eval REMAIN := $(filter-out %.c,$(2)))
300 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C_LIB,$(1),$(obj),$(3))))
301
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000302 $(eval S_OBJS := $(filter %.S,$(REMAIN)))
303 $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
304 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S_LIB,$(1),$(obj),$(3))))
305
Roberto Vargas21360f32018-05-08 10:27:10 +0100306 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
307endef
308
Juan Castilloa3487d12015-08-18 14:23:04 +0100309
310# MAKE_OBJS builds both C and assembly source files
311# $(1) = output directory
312# $(2) = list of source files (both C and assembly)
313# $(3) = BL stage (2, 30, 31, 32, 33)
314define MAKE_OBJS
315 $(eval C_OBJS := $(filter %.c,$(2)))
316 $(eval REMAIN := $(filter-out %.c,$(2)))
317 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3))))
318
319 $(eval S_OBJS := $(filter %.S,$(REMAIN)))
320 $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
321 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3))))
322
323 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
324endef
325
326
327# NOTE: The line continuation '\' is required in the next define otherwise we
328# end up with a line-feed characer at the end of the last c filename.
Evan Lloyda71d2592015-12-02 18:56:06 +0000329# Also bear this issue in mind if extending the list of supported filetypes.
Juan Castilloa3487d12015-08-18 14:23:04 +0100330define SOURCES_TO_OBJS
331 $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
332 $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
333endef
334
Patrick Georgi8a10e342016-01-28 14:46:18 +0100335# Allow overriding the timestamp, for example for reproducible builds, or to
336# synchronize timestamps across multiple projects.
337# This must be set to a C string (including quotes where applicable).
338BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__
Juan Castilloa3487d12015-08-18 14:23:04 +0100339
Roberto Vargas21360f32018-05-08 10:27:10 +0100340.PHONY: libraries
341
Roberto Vargase92111a2018-05-22 16:05:42 +0100342# MAKE_LIB_DIRS macro defines the target for the directory where
Roberto Vargas21360f32018-05-08 10:27:10 +0100343# libraries are created
Roberto Vargase92111a2018-05-22 16:05:42 +0100344define MAKE_LIB_DIRS
Roberto Vargas21360f32018-05-08 10:27:10 +0100345 $(eval LIB_DIR := ${BUILD_PLAT}/lib)
Roberto Vargase92111a2018-05-22 16:05:42 +0100346 $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib)
347 $(eval LIBWRAPPER_DIR := ${BUILD_PLAT}/libwrapper)
348 $(eval $(call MAKE_PREREQ_DIR,${LIB_DIR},${BUILD_PLAT}))
349 $(eval $(call MAKE_PREREQ_DIR,${ROMLIB_DIR},${BUILD_PLAT}))
350 $(eval $(call MAKE_PREREQ_DIR,${LIBWRAPPER_DIR},${BUILD_PLAT}))
Roberto Vargas21360f32018-05-08 10:27:10 +0100351endef
352
353# MAKE_LIB macro defines the targets and options to build each BL image.
354# Arguments:
355# $(1) = Library name
356define MAKE_LIB
357 $(eval BUILD_DIR := ${BUILD_PLAT}/lib$(1))
358 $(eval LIB_DIR := ${BUILD_PLAT}/lib)
Roberto Vargase92111a2018-05-22 16:05:42 +0100359 $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib)
Roberto Vargas21360f32018-05-08 10:27:10 +0100360 $(eval SOURCES := $(LIB$(call uppercase,$(1))_SRCS))
361 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
362
363$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
364$(eval $(call MAKE_LIB_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
365
366.PHONY : lib${1}_dirs
Roberto Vargase92111a2018-05-22 16:05:42 +0100367lib${1}_dirs: | ${BUILD_DIR} ${LIB_DIR} ${ROMLIB_DIR} ${LIBWRAPPER_DIR}
Roberto Vargas21360f32018-05-08 10:27:10 +0100368libraries: ${LIB_DIR}/lib$(1).a
Varun Wadekar4d034c52019-01-11 14:47:48 -0800369ifneq ($(findstring armlink,$(notdir $(LD))),)
370LDPATHS = --userlibpath=${LIB_DIR}
371LDLIBS += --library=$(1)
372else
Roberto Vargas21360f32018-05-08 10:27:10 +0100373LDPATHS = -L${LIB_DIR}
374LDLIBS += -l$(1)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800375endif
Roberto Vargas21360f32018-05-08 10:27:10 +0100376
Roberto Vargase92111a2018-05-22 16:05:42 +0100377ifeq ($(USE_ROMLIB),1)
Sathees Balyaf5ec5002018-10-18 19:14:21 +0100378LIBWRAPPER = -lwrappers
Roberto Vargase92111a2018-05-22 16:05:42 +0100379endif
380
Roberto Vargas21360f32018-05-08 10:27:10 +0100381all: ${LIB_DIR}/lib$(1).a
382
383${LIB_DIR}/lib$(1).a: $(OBJS)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100384 $$(ECHO) " AR $$@"
Roberto Vargas21360f32018-05-08 10:27:10 +0100385 $$(Q)$$(AR) cr $$@ $$?
386endef
387
Juan Castilloa3487d12015-08-18 14:23:04 +0100388# MAKE_BL macro defines the targets and options to build each BL image.
389# Arguments:
Yatharth Kochar115352c2015-10-02 13:58:52 +0100390# $(1) = BL stage (2, 2u, 30, 31, 32, 33)
Juan Castillo8e04dec2016-01-05 11:55:36 +0000391# $(2) = FIP command line option (if empty, image will not be included in the FIP)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900392# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Juan Castilloa3487d12015-08-18 14:23:04 +0100393define MAKE_BL
394 $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100395 $(eval BL_SOURCES := $(BL$(call uppercase,$(1))_SOURCES))
396 $(eval SOURCES := $(BL_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
Juan Castilloa3487d12015-08-18 14:23:04 +0100397 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
398 $(eval LINKERFILE := $(call IMG_LINKERFILE,$(1)))
399 $(eval MAPFILE := $(call IMG_MAPFILE,$(1)))
400 $(eval ELF := $(call IMG_ELF,$(1)))
401 $(eval DUMP := $(call IMG_DUMP,$(1)))
402 $(eval BIN := $(call IMG_BIN,$(1)))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100403 $(eval BL_LINKERFILE := $(BL$(call uppercase,$(1))_LINKERFILE))
Konstantin Porotchkin4815a852018-06-21 13:40:33 +0300404 $(eval BL_LIBS := $(BL$(call uppercase,$(1))_LIBS))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000405 # We use sort only to get a list of unique object directory names.
406 # ordering is not relevant but sort removes duplicates.
Evan Lloyd4c3055f2017-04-07 16:58:57 +0100407 $(eval TEMP_OBJ_DIRS := $(sort $(dir ${OBJS} ${LINKERFILE})))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000408 # The $(dir ) function leaves a trailing / on the directory names
Masahiro Yamada823482b2017-01-19 19:31:00 +0900409 # Rip off the / to match directory names with make rule targets.
410 $(eval OBJ_DIRS := $(patsubst %/,%,$(TEMP_OBJ_DIRS)))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000411
412# Create generators for object directory structure
Juan Castilloa3487d12015-08-18 14:23:04 +0100413
Masahiro Yamadae2395b42017-11-04 03:12:28 +0900414$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
Evan Lloyd4c3055f2017-04-07 16:58:57 +0100415
416$(eval $(foreach objd,${OBJ_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
Juan Castilloa3487d12015-08-18 14:23:04 +0100417
Evan Lloyd93d3b702015-12-03 12:19:30 +0000418.PHONY : bl${1}_dirs
Juan Castilloa3487d12015-08-18 14:23:04 +0100419
Evan Lloyd93d3b702015-12-03 12:19:30 +0000420# We use order-only prerequisites to ensure that directories are created,
421# but do not cause re-builds every time a file is written.
422bl${1}_dirs: | ${OBJ_DIRS}
423
424$(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
Masahiro Yamada4abe9232017-01-12 10:48:22 +0900425$(eval $(call MAKE_LD,$(LINKERFILE),$(BL_LINKERFILE),$(1)))
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900426$(eval BL_LDFLAGS := $(BL$(call uppercase,$(1))_LDFLAGS))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000427
Roberto Vargase92111a2018-05-22 16:05:42 +0100428ifeq ($(USE_ROMLIB),1)
429$(ELF): romlib.bin
430endif
431
Roberto Vargas21360f32018-05-08 10:27:10 +0100432$(ELF): $(OBJS) $(LINKERFILE) | bl$(1)_dirs libraries $(BL_LIBS)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100433 $$(ECHO) " LD $$@"
Evan Lloydcf6e9d42015-12-03 12:58:52 +0000434ifdef MAKE_BUILD_STRINGS
435 $(call MAKE_BUILD_STRINGS, $(BUILD_DIR)/build_message.o)
436else
Patrick Georgi8a10e342016-01-28 14:46:18 +0100437 @echo 'const char build_message[] = "Built : "$(BUILD_MESSAGE_TIMESTAMP); \
Juan Castilloa3487d12015-08-18 14:23:04 +0100438 const char version_string[] = "${VERSION_STRING}";' | \
Masahiro Yamada49071ae2016-12-22 12:39:55 +0900439 $$(CC) $$(TF_CFLAGS) $$(CFLAGS) -xc -c - -o $(BUILD_DIR)/build_message.o
Evan Lloydcf6e9d42015-12-03 12:58:52 +0000440endif
Varun Wadekar4d034c52019-01-11 14:47:48 -0800441ifneq ($(findstring armlink,$(notdir $(LD))),)
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900442 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) --entry=bl${1}_entrypoint \
Varun Wadekar4d034c52019-01-11 14:47:48 -0800443 --predefine="-D__LINKER__=$(__LINKER__)" \
444 --predefine="-DTF_CFLAGS=$(TF_CFLAGS)" \
445 --map --list="$(MAPFILE)" --scatter=${PLAT_DIR}/scat/bl${1}.scat \
446 $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) \
447 $(BUILD_DIR)/build_message.o $(OBJS)
zelalem-aweked5f45272019-11-12 16:20:17 -0600448else ifneq ($(findstring gcc,$(notdir $(LD))),)
449 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) -Wl,-Map=$(MAPFILE) \
450 -Wl,-T$(LINKERFILE) $(BUILD_DIR)/build_message.o \
451 $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800452else
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900453 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) -Map=$(MAPFILE) \
Roberto Vargas21360f32018-05-08 10:27:10 +0100454 --script $(LINKERFILE) $(BUILD_DIR)/build_message.o \
Sathees Balyaf5ec5002018-10-18 19:14:21 +0100455 $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800456endif
Christoph Müllner4f088e42019-04-24 09:45:30 +0200457ifeq ($(DISABLE_BIN_GENERATION),1)
458 @${ECHO_BLANK_LINE}
459 @echo "Built $$@ successfully"
460 @${ECHO_BLANK_LINE}
461endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100462
463$(DUMP): $(ELF)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100464 $${ECHO} " OD $$@"
Juan Castilloa3487d12015-08-18 14:23:04 +0100465 $${Q}$${OD} -dx $$< > $$@
466
467$(BIN): $(ELF)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100468 $${ECHO} " BIN $$@"
Juan Castilloa3487d12015-08-18 14:23:04 +0100469 $$(Q)$$(OC) -O binary $$< $$@
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100470 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100471 @echo "Built $$@ successfully"
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100472 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100473
474.PHONY: bl$(1)
Christoph Müllner4f088e42019-04-24 09:45:30 +0200475ifeq ($(DISABLE_BIN_GENERATION),1)
476bl$(1): $(ELF) $(DUMP)
477else
Evan Lloyd93d3b702015-12-03 12:19:30 +0000478bl$(1): $(BIN) $(DUMP)
Christoph Müllner4f088e42019-04-24 09:45:30 +0200479endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100480
481all: bl$(1)
482
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900483$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,bl$(1),$(BIN),--$(2),$(BIN),$(3)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100484
485endef
486
Soby Mathewab4181d2017-12-14 17:44:56 +0000487# Convert device tree source file names to matching blobs
488# $(1) = input dts
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000489define SOURCES_TO_DTBS
490 $(notdir $(patsubst %.dts,%.dtb,$(filter %.dts,$(1))))
491endef
492
Soby Mathewab4181d2017-12-14 17:44:56 +0000493# MAKE_FDT_DIRS macro creates the prerequisite directories that host the
494# FDT binaries
495# $(1) = output directory
496# $(2) = input dts
497define MAKE_FDT_DIRS
498 $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000499 $(eval TEMP_DTB_DIRS := $(sort $(dir ${DTBS})))
500 # The $(dir ) function leaves a trailing / on the directory names
501 # Rip off the / to match directory names with make rule targets.
502 $(eval DTB_DIRS := $(patsubst %/,%,$(TEMP_DTB_DIRS)))
503
504$(eval $(foreach objd,${DTB_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
505
506fdt_dirs: ${DTB_DIRS}
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000507endef
508
Soby Mathewab4181d2017-12-14 17:44:56 +0000509# MAKE_DTB generate the Flattened device tree binary
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000510# $(1) = output directory
511# $(2) = input dts
512define MAKE_DTB
513
Yann Gautierf3831802018-09-04 10:44:00 +0200514# List of DTB file(s) to generate, based on DTS file basename list
Soby Mathewab4181d2017-12-14 17:44:56 +0000515$(eval DOBJ := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Yann Gautierf3831802018-09-04 10:44:00 +0200516# List of the pre-compiled DTS file(s)
Yann Gautier2cf1dbc2018-06-18 16:00:23 +0200517$(eval DPRE := $(addprefix $(1)/,$(patsubst %.dts,%.pre.dts,$(notdir $(2)))))
Yann Gautierf3831802018-09-04 10:44:00 +0200518# Dependencies of the pre-compiled DTS file(s) on its source and included files
519$(eval DTSDEP := $(patsubst %.dtb,%.o.d,$(DOBJ)))
520# Dependencies of the DT compilation on its pre-compiled DTS
521$(eval DTBDEP := $(patsubst %.dtb,%.d,$(DOBJ)))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000522
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700523$(DOBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | fdt_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100524 $${ECHO} " CPP $$<"
Yann Gautierf3831802018-09-04 10:44:00 +0200525 $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Manish Pandeye6c5a232019-01-21 14:50:10 +0000526 $$(Q)$$(PP) $$(DTC_CPPFLAGS) -MT $(DTBS) -MMD -MF $(DTSDEP) -o $(DPRE) $$<
Andre Przywaracf2bb082018-09-27 10:56:05 +0100527 $${ECHO} " DTC $$<"
Balint Dobszay5ce2c322020-01-10 17:16:27 +0100528 $$(Q)$$(DTC) $$(DTC_FLAGS) -d $(DTBDEP) -o $$@ $(DPRE)
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000529
Yann Gautierf3831802018-09-04 10:44:00 +0200530-include $(DTBDEP)
531-include $(DTSDEP)
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000532
533endef
534
535# MAKE_DTBS builds flattened device tree sources
536# $(1) = output directory
537# $(2) = list of flattened device tree source files
538define MAKE_DTBS
539 $(eval DOBJS := $(filter %.dts,$(2)))
540 $(eval REMAIN := $(filter-out %.dts,$(2)))
Soby Mathewab4181d2017-12-14 17:44:56 +0000541 $(and $(REMAIN),$(error FDT_SOURCES contain non-DTS files: $(REMAIN)))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000542 $(eval $(foreach obj,$(DOBJS),$(call MAKE_DTB,$(1),$(obj))))
543
Soby Mathewab4181d2017-12-14 17:44:56 +0000544 $(eval $(call MAKE_FDT_DIRS,$(1),$(2)))
545
546dtbs: $(DTBS)
547all: dtbs
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000548endef