blob: 1c3d14d0579abe2e7bb911b33dcd6adbf2818d9c [file] [log] [blame]
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
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +090082# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +010083define 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
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +090089# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +010090define IMG_MAPFILE
91 ${BUILD_DIR}/bl$(1).map
92endef
93
94# IMG_ELF defines the elf file corresponding to a BL stage
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +090095# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +010096define IMG_ELF
97 ${BUILD_DIR}/bl$(1).elf
98endef
99
100# IMG_DUMP defines the symbols dump file corresponding to a BL stage
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900101# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100102define IMG_DUMP
103 ${BUILD_DIR}/bl$(1).dump
104endef
105
106# IMG_BIN defines the default image file corresponding to a BL stage
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900107# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100108define IMG_BIN
109 ${BUILD_PLAT}/bl$(1).bin
110endef
111
Sumit Gargeec52442019-11-14 16:33:45 +0530112# IMG_ENC_BIN defines the default encrypted image file corresponding to a
113# BL stage
114# $(1) = BL stage (2, 30, 31, 32, 33)
115define IMG_ENC_BIN
116 ${BUILD_PLAT}/bl$(1)_enc.bin
117endef
118
119# ENCRYPT_FW invokes enctool to encrypt firmware binary
120# $(1) = input firmware binary
121# $(2) = output encrypted firmware binary
122define ENCRYPT_FW
123$(2): $(1) enctool
124 $$(ECHO) " ENC $$<"
125 $$(Q)$$(ENCTOOL) $$(ENC_ARGS) -i $$< -o $$@
126endef
127
Masahiro Yamada6c2b4592018-01-26 11:42:01 +0900128# TOOL_ADD_PAYLOAD appends the command line arguments required by fiptool to
129# package a new payload and/or by cert_create to generate certificate.
130# Optionally, it adds the dependency on this payload
Juan Castilloa3487d12015-08-18 14:23:04 +0100131# $(1) = payload filename (i.e. bl31.bin)
Masahiro Yamadac85deee2017-12-23 23:56:18 +0900132# $(2) = command line option for the specified payload (i.e. --soc-fw)
Masahiro Yamada5c3ae332018-01-26 11:42:01 +0900133# $(3) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900134# $(4) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Sumit Gargeec52442019-11-14 16:33:45 +0530135# $(5) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin)
Masahiro Yamada6c2b4592018-01-26 11:42:01 +0900136define TOOL_ADD_PAYLOAD
Sumit Gargeec52442019-11-14 16:33:45 +0530137ifneq ($(5),)
138 $(4)FIP_ARGS += $(2) $(5)
139 $(if $(3),$(4)CRT_DEPS += $(1))
140else
Masahiro Yamada714a6922018-01-26 11:42:01 +0900141 $(4)FIP_ARGS += $(2) $(1)
Sumit Gargeec52442019-11-14 16:33:45 +0530142 $(if $(3),$(4)CRT_DEPS += $(3))
143endif
Masahiro Yamada714a6922018-01-26 11:42:01 +0900144 $(if $(3),$(4)FIP_DEPS += $(3))
Masahiro Yamadaec154ad2018-01-26 11:42:01 +0900145 $(4)CRT_ARGS += $(2) $(1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100146endef
147
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900148# TOOL_ADD_IMG_PAYLOAD works like TOOL_ADD_PAYLOAD, but applies image filters
149# before passing them to host tools if BL*_PRE_TOOL_FILTER is defined.
150# $(1) = image_type (scp_bl2, bl33, etc.)
151# $(2) = payload filepath (ex. build/fvp/release/bl31.bin)
152# $(3) = command line option for the specified payload (ex. --soc-fw)
153# $(4) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
154# $(5) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Sumit Gargeec52442019-11-14 16:33:45 +0530155# $(6) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin)
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900156
157define TOOL_ADD_IMG_PAYLOAD
158
159$(eval PRE_TOOL_FILTER := $($(call uppercase,$(1))_PRE_TOOL_FILTER))
160
161ifneq ($(PRE_TOOL_FILTER),)
162
163$(eval PROCESSED_PATH := $(BUILD_PLAT)/$(1).bin$($(PRE_TOOL_FILTER)_SUFFIX))
164
165$(call $(PRE_TOOL_FILTER)_RULE,$(PROCESSED_PATH),$(2))
166
167$(PROCESSED_PATH): $(4)
168
Sumit Gargeec52442019-11-14 16:33:45 +0530169$(call TOOL_ADD_PAYLOAD,$(PROCESSED_PATH),$(3),$(PROCESSED_PATH),$(5),$(6))
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900170
171else
Sumit Gargeec52442019-11-14 16:33:45 +0530172$(call TOOL_ADD_PAYLOAD,$(2),$(3),$(4),$(5),$(6))
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900173endif
174endef
175
Yatharth Kochard1a93432015-10-12 12:33:47 +0100176# CERT_ADD_CMD_OPT adds a new command line option to the cert_create invocation
Juan Castilloa3487d12015-08-18 14:23:04 +0100177# $(1) = parameter filename
178# $(2) = cert_create command line option for the specified parameter
Masahiro Yamada5ebfda32018-01-26 11:42:01 +0900179# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Juan Castilloa3487d12015-08-18 14:23:04 +0100180define CERT_ADD_CMD_OPT
Masahiro Yamada5ebfda32018-01-26 11:42:01 +0900181 $(3)CRT_ARGS += $(2) $(1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100182endef
183
Masahiro Yamada4d156802018-01-26 11:42:01 +0900184# TOOL_ADD_IMG allows the platform to specify an external image to be packed
185# in the FIP and/or for which certificate is generated. It also adds a
186# dependency on the image file, aborting the build if the file does not exist.
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900187# $(1) = image_type (scp_bl2, bl33, etc.)
Masahiro Yamadac85deee2017-12-23 23:56:18 +0900188# $(2) = command line option for fiptool (--scp-fw, --nt-fw, etc)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900189# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Sumit Gargeec52442019-11-14 16:33:45 +0530190# $(4) = Image encryption flag (optional) (0, 1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100191# Example:
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900192# $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
Masahiro Yamada4d156802018-01-26 11:42:01 +0900193define TOOL_ADD_IMG
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900194 # Build option to specify the image filename (SCP_BL2, BL33, etc)
195 # This is the uppercase form of the first parameter
196 $(eval _V := $(call uppercase,$(1)))
197
Masahiro Yamada714a6922018-01-26 11:42:01 +0900198 $(3)CRT_DEPS += check_$(1)
199 $(3)FIP_DEPS += check_$(1)
Sumit Gargeec52442019-11-14 16:33:45 +0530200ifeq ($(4),1)
201 $(eval ENC_BIN := ${BUILD_PLAT}/$(1)_enc.bin)
202 $(call ENCRYPT_FW,$(value $(_V)),$(ENC_BIN))
203 $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),$(ENC_BIN),$(3), \
204 $(ENC_BIN))
205else
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900206 $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),,$(3))
Sumit Gargeec52442019-11-14 16:33:45 +0530207endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100208
Masahiro Yamada9dff1562017-12-24 13:08:00 +0900209.PHONY: check_$(1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100210check_$(1):
Masahiro Yamada9c5ca522018-01-26 11:42:01 +0900211 $$(if $(value $(_V)),,$$(error "Platform '${PLAT}' requires $(_V). Please set $(_V) to point to the right file"))
212 $$(if $(wildcard $(value $(_V))),,$$(error '$(_V)=$(value $(_V))' was specified, but '$(value $(_V))' does not exist))
Juan Castilloa3487d12015-08-18 14:23:04 +0100213endef
214
Juan Castilloa3487d12015-08-18 14:23:04 +0100215################################################################################
Masahiro Yamadaeff36a92018-01-26 11:42:01 +0900216# Generic image processing filters
217################################################################################
218
219# GZIP
220define GZIP_RULE
221$(1): $(2)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100222 $(ECHO) " GZIP $$@"
Masahiro Yamadaeff36a92018-01-26 11:42:01 +0900223 $(Q)gzip -n -f -9 $$< --stdout > $$@
224endef
225
226GZIP_SUFFIX := .gz
227
228################################################################################
Juan Castilloa3487d12015-08-18 14:23:04 +0100229# Auxiliary macros to build TF images from sources
230################################################################################
231
Masahiro Yamadae487bb62016-12-22 15:23:05 +0900232MAKE_DEP = -Wp,-MD,$(DEP) -MT $$@ -MP
Juan Castilloa3487d12015-08-18 14:23:04 +0100233
Roberto Vargas21360f32018-05-08 10:27:10 +0100234
235# MAKE_C_LIB builds a C source file and generates the dependency file
236# $(1) = output directory
237# $(2) = source file (%.c)
238# $(3) = library name
239define MAKE_C_LIB
240$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
241$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
242
243$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100244 $$(ECHO) " CC $$<"
Roberto Vargas21360f32018-05-08 10:27:10 +0100245 $$(Q)$$(CC) $$(TF_CFLAGS) $$(CFLAGS) $(MAKE_DEP) -c $$< -o $$@
246
247-include $(DEP)
248
249endef
250
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000251# MAKE_S_LIB builds an assembly source file and generates the dependency file
252# $(1) = output directory
253# $(2) = source file (%.S)
254# $(3) = library name
255define MAKE_S_LIB
256$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
257$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
258
259$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
260 $$(ECHO) " AS $$<"
261 $$(Q)$$(AS) $$(ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
262
263-include $(DEP)
264
265endef
266
Roberto Vargas21360f32018-05-08 10:27:10 +0100267
Juan Castilloa3487d12015-08-18 14:23:04 +0100268# MAKE_C builds a C source file and generates the dependency file
269# $(1) = output directory
270# $(2) = source file (%.c)
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900271# $(3) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100272define MAKE_C
273
274$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900275$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900276$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
Jeenu Viswambharan1ff40712018-11-01 10:55:55 +0000277$(eval BL_CFLAGS := $(BL$(call uppercase,$(3))_CFLAGS))
Juan Castilloa3487d12015-08-18 14:23:04 +0100278
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700279$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100280 $$(ECHO) " CC $$<"
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900281 $$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CPPFLAGS) $(BL_CFLAGS) $(MAKE_DEP) -c $$< -o $$@
Juan Castilloa3487d12015-08-18 14:23:04 +0100282
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900283-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100284
285endef
286
287
288# MAKE_S builds an assembly source file and generates the dependency file
289# $(1) = output directory
290# $(2) = assembly file (%.S)
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900291# $(3) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100292define MAKE_S
293
294$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900295$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900296$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
297$(eval BL_ASFLAGS := $(BL$(call uppercase,$(3))_ASFLAGS))
Juan Castilloa3487d12015-08-18 14:23:04 +0100298
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700299$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100300 $$(ECHO) " AS $$<"
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900301 $$(Q)$$(AS) $$(ASFLAGS) $(BL_CPPFLAGS) $(BL_ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
Juan Castilloa3487d12015-08-18 14:23:04 +0100302
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900303-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100304
305endef
306
307
308# MAKE_LD generate the linker script using the C preprocessor
309# $(1) = output linker script
310# $(2) = input template
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900311# $(3) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100312define MAKE_LD
313
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900314$(eval DEP := $(1).d)
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900315$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
Juan Castilloa3487d12015-08-18 14:23:04 +0100316
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700317$(1): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100318 $$(ECHO) " PP $$<"
Masahiro Yamadaefcbfa82020-03-25 16:55:28 +0900319 $$(Q)$$(CPP) $$(CPPFLAGS) $(BL_CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -o $$@ $$<
Juan Castilloa3487d12015-08-18 14:23:04 +0100320
Masahiro Yamada56c53f62016-12-22 14:02:27 +0900321-include $(DEP)
Juan Castilloa3487d12015-08-18 14:23:04 +0100322
323endef
324
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000325# MAKE_LIB_OBJS builds both C and assembly source files
Roberto Vargas21360f32018-05-08 10:27:10 +0100326# $(1) = output directory
327# $(2) = list of source files
328# $(3) = name of the library
329define MAKE_LIB_OBJS
330 $(eval C_OBJS := $(filter %.c,$(2)))
331 $(eval REMAIN := $(filter-out %.c,$(2)))
332 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C_LIB,$(1),$(obj),$(3))))
333
Antonio Nino Diaza884dfb2019-02-08 13:20:37 +0000334 $(eval S_OBJS := $(filter %.S,$(REMAIN)))
335 $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
336 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S_LIB,$(1),$(obj),$(3))))
337
Roberto Vargas21360f32018-05-08 10:27:10 +0100338 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
339endef
340
Juan Castilloa3487d12015-08-18 14:23:04 +0100341
342# MAKE_OBJS builds both C and assembly source files
343# $(1) = output directory
344# $(2) = list of source files (both C and assembly)
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900345# $(3) = BL stage (1, 2, 2u, 31, 32)
Juan Castilloa3487d12015-08-18 14:23:04 +0100346define MAKE_OBJS
347 $(eval C_OBJS := $(filter %.c,$(2)))
348 $(eval REMAIN := $(filter-out %.c,$(2)))
349 $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3))))
350
351 $(eval S_OBJS := $(filter %.S,$(REMAIN)))
352 $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
353 $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3))))
354
355 $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
356endef
357
358
359# NOTE: The line continuation '\' is required in the next define otherwise we
360# end up with a line-feed characer at the end of the last c filename.
Evan Lloyda71d2592015-12-02 18:56:06 +0000361# Also bear this issue in mind if extending the list of supported filetypes.
Juan Castilloa3487d12015-08-18 14:23:04 +0100362define SOURCES_TO_OBJS
363 $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
364 $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
365endef
366
Patrick Georgi8a10e342016-01-28 14:46:18 +0100367# Allow overriding the timestamp, for example for reproducible builds, or to
368# synchronize timestamps across multiple projects.
369# This must be set to a C string (including quotes where applicable).
370BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__
Juan Castilloa3487d12015-08-18 14:23:04 +0100371
Roberto Vargas21360f32018-05-08 10:27:10 +0100372.PHONY: libraries
373
Roberto Vargase92111a2018-05-22 16:05:42 +0100374# MAKE_LIB_DIRS macro defines the target for the directory where
Roberto Vargas21360f32018-05-08 10:27:10 +0100375# libraries are created
Roberto Vargase92111a2018-05-22 16:05:42 +0100376define MAKE_LIB_DIRS
Roberto Vargas21360f32018-05-08 10:27:10 +0100377 $(eval LIB_DIR := ${BUILD_PLAT}/lib)
Roberto Vargase92111a2018-05-22 16:05:42 +0100378 $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib)
379 $(eval LIBWRAPPER_DIR := ${BUILD_PLAT}/libwrapper)
380 $(eval $(call MAKE_PREREQ_DIR,${LIB_DIR},${BUILD_PLAT}))
381 $(eval $(call MAKE_PREREQ_DIR,${ROMLIB_DIR},${BUILD_PLAT}))
382 $(eval $(call MAKE_PREREQ_DIR,${LIBWRAPPER_DIR},${BUILD_PLAT}))
Roberto Vargas21360f32018-05-08 10:27:10 +0100383endef
384
385# MAKE_LIB macro defines the targets and options to build each BL image.
386# Arguments:
387# $(1) = Library name
388define MAKE_LIB
389 $(eval BUILD_DIR := ${BUILD_PLAT}/lib$(1))
390 $(eval LIB_DIR := ${BUILD_PLAT}/lib)
Roberto Vargase92111a2018-05-22 16:05:42 +0100391 $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib)
Roberto Vargas21360f32018-05-08 10:27:10 +0100392 $(eval SOURCES := $(LIB$(call uppercase,$(1))_SRCS))
393 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
394
395$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
396$(eval $(call MAKE_LIB_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
397
398.PHONY : lib${1}_dirs
Roberto Vargase92111a2018-05-22 16:05:42 +0100399lib${1}_dirs: | ${BUILD_DIR} ${LIB_DIR} ${ROMLIB_DIR} ${LIBWRAPPER_DIR}
Roberto Vargas21360f32018-05-08 10:27:10 +0100400libraries: ${LIB_DIR}/lib$(1).a
Varun Wadekar4d034c52019-01-11 14:47:48 -0800401ifneq ($(findstring armlink,$(notdir $(LD))),)
402LDPATHS = --userlibpath=${LIB_DIR}
403LDLIBS += --library=$(1)
404else
Roberto Vargas21360f32018-05-08 10:27:10 +0100405LDPATHS = -L${LIB_DIR}
406LDLIBS += -l$(1)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800407endif
Roberto Vargas21360f32018-05-08 10:27:10 +0100408
Roberto Vargase92111a2018-05-22 16:05:42 +0100409ifeq ($(USE_ROMLIB),1)
Sathees Balyaf5ec5002018-10-18 19:14:21 +0100410LIBWRAPPER = -lwrappers
Roberto Vargase92111a2018-05-22 16:05:42 +0100411endif
412
Roberto Vargas21360f32018-05-08 10:27:10 +0100413all: ${LIB_DIR}/lib$(1).a
414
415${LIB_DIR}/lib$(1).a: $(OBJS)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100416 $$(ECHO) " AR $$@"
Roberto Vargas21360f32018-05-08 10:27:10 +0100417 $$(Q)$$(AR) cr $$@ $$?
418endef
419
Juan Castilloa3487d12015-08-18 14:23:04 +0100420# MAKE_BL macro defines the targets and options to build each BL image.
421# Arguments:
Masahiro Yamada1ef23ba2020-02-27 12:16:32 +0900422# $(1) = BL stage (1, 2, 2u, 31, 32)
Juan Castillo8e04dec2016-01-05 11:55:36 +0000423# $(2) = FIP command line option (if empty, image will not be included in the FIP)
Masahiro Yamadacd7711d2018-01-26 11:42:01 +0900424# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
Sumit Gargeec52442019-11-14 16:33:45 +0530425# $(4) = BL encryption flag (optional) (0, 1)
Juan Castilloa3487d12015-08-18 14:23:04 +0100426define MAKE_BL
427 $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100428 $(eval BL_SOURCES := $(BL$(call uppercase,$(1))_SOURCES))
429 $(eval SOURCES := $(BL_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
Juan Castilloa3487d12015-08-18 14:23:04 +0100430 $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
431 $(eval LINKERFILE := $(call IMG_LINKERFILE,$(1)))
432 $(eval MAPFILE := $(call IMG_MAPFILE,$(1)))
433 $(eval ELF := $(call IMG_ELF,$(1)))
434 $(eval DUMP := $(call IMG_DUMP,$(1)))
435 $(eval BIN := $(call IMG_BIN,$(1)))
Sumit Gargeec52442019-11-14 16:33:45 +0530436 $(eval ENC_BIN := $(call IMG_ENC_BIN,$(1)))
Yatharth Kochar115352c2015-10-02 13:58:52 +0100437 $(eval BL_LINKERFILE := $(BL$(call uppercase,$(1))_LINKERFILE))
Konstantin Porotchkin4815a852018-06-21 13:40:33 +0300438 $(eval BL_LIBS := $(BL$(call uppercase,$(1))_LIBS))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000439 # We use sort only to get a list of unique object directory names.
440 # ordering is not relevant but sort removes duplicates.
Evan Lloyd4c3055f2017-04-07 16:58:57 +0100441 $(eval TEMP_OBJ_DIRS := $(sort $(dir ${OBJS} ${LINKERFILE})))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000442 # The $(dir ) function leaves a trailing / on the directory names
Masahiro Yamada823482b2017-01-19 19:31:00 +0900443 # Rip off the / to match directory names with make rule targets.
444 $(eval OBJ_DIRS := $(patsubst %/,%,$(TEMP_OBJ_DIRS)))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000445
446# Create generators for object directory structure
Juan Castilloa3487d12015-08-18 14:23:04 +0100447
Masahiro Yamadae2395b42017-11-04 03:12:28 +0900448$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
Evan Lloyd4c3055f2017-04-07 16:58:57 +0100449
450$(eval $(foreach objd,${OBJ_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
Juan Castilloa3487d12015-08-18 14:23:04 +0100451
Evan Lloyd93d3b702015-12-03 12:19:30 +0000452.PHONY : bl${1}_dirs
Juan Castilloa3487d12015-08-18 14:23:04 +0100453
Evan Lloyd93d3b702015-12-03 12:19:30 +0000454# We use order-only prerequisites to ensure that directories are created,
455# but do not cause re-builds every time a file is written.
456bl${1}_dirs: | ${OBJ_DIRS}
457
458$(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
Masahiro Yamada4abe9232017-01-12 10:48:22 +0900459$(eval $(call MAKE_LD,$(LINKERFILE),$(BL_LINKERFILE),$(1)))
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900460$(eval BL_LDFLAGS := $(BL$(call uppercase,$(1))_LDFLAGS))
Evan Lloyd93d3b702015-12-03 12:19:30 +0000461
Roberto Vargase92111a2018-05-22 16:05:42 +0100462ifeq ($(USE_ROMLIB),1)
463$(ELF): romlib.bin
464endif
465
Roberto Vargas21360f32018-05-08 10:27:10 +0100466$(ELF): $(OBJS) $(LINKERFILE) | bl$(1)_dirs libraries $(BL_LIBS)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100467 $$(ECHO) " LD $$@"
Evan Lloydcf6e9d42015-12-03 12:58:52 +0000468ifdef MAKE_BUILD_STRINGS
469 $(call MAKE_BUILD_STRINGS, $(BUILD_DIR)/build_message.o)
470else
Patrick Georgi8a10e342016-01-28 14:46:18 +0100471 @echo 'const char build_message[] = "Built : "$(BUILD_MESSAGE_TIMESTAMP); \
Juan Castilloa3487d12015-08-18 14:23:04 +0100472 const char version_string[] = "${VERSION_STRING}";' | \
Masahiro Yamada49071ae2016-12-22 12:39:55 +0900473 $$(CC) $$(TF_CFLAGS) $$(CFLAGS) -xc -c - -o $(BUILD_DIR)/build_message.o
Evan Lloydcf6e9d42015-12-03 12:58:52 +0000474endif
Varun Wadekar4d034c52019-01-11 14:47:48 -0800475ifneq ($(findstring armlink,$(notdir $(LD))),)
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900476 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) --entry=bl${1}_entrypoint \
Varun Wadekar4d034c52019-01-11 14:47:48 -0800477 --predefine="-D__LINKER__=$(__LINKER__)" \
478 --predefine="-DTF_CFLAGS=$(TF_CFLAGS)" \
479 --map --list="$(MAPFILE)" --scatter=${PLAT_DIR}/scat/bl${1}.scat \
480 $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) \
481 $(BUILD_DIR)/build_message.o $(OBJS)
zelalem-aweked5f45272019-11-12 16:20:17 -0600482else ifneq ($(findstring gcc,$(notdir $(LD))),)
483 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) -Wl,-Map=$(MAPFILE) \
484 -Wl,-T$(LINKERFILE) $(BUILD_DIR)/build_message.o \
485 $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800486else
Masahiro Yamadae2e8e102020-01-17 13:44:20 +0900487 $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) -Map=$(MAPFILE) \
Roberto Vargas21360f32018-05-08 10:27:10 +0100488 --script $(LINKERFILE) $(BUILD_DIR)/build_message.o \
Sathees Balyaf5ec5002018-10-18 19:14:21 +0100489 $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
Varun Wadekar4d034c52019-01-11 14:47:48 -0800490endif
Christoph Müllner4f088e42019-04-24 09:45:30 +0200491ifeq ($(DISABLE_BIN_GENERATION),1)
492 @${ECHO_BLANK_LINE}
493 @echo "Built $$@ successfully"
494 @${ECHO_BLANK_LINE}
495endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100496
497$(DUMP): $(ELF)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100498 $${ECHO} " OD $$@"
Juan Castilloa3487d12015-08-18 14:23:04 +0100499 $${Q}$${OD} -dx $$< > $$@
500
501$(BIN): $(ELF)
Andre Przywaracf2bb082018-09-27 10:56:05 +0100502 $${ECHO} " BIN $$@"
Juan Castilloa3487d12015-08-18 14:23:04 +0100503 $$(Q)$$(OC) -O binary $$< $$@
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100504 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100505 @echo "Built $$@ successfully"
Evan Lloyd1c5f3602017-04-11 16:52:00 +0100506 @${ECHO_BLANK_LINE}
Juan Castilloa3487d12015-08-18 14:23:04 +0100507
508.PHONY: bl$(1)
Christoph Müllner4f088e42019-04-24 09:45:30 +0200509ifeq ($(DISABLE_BIN_GENERATION),1)
510bl$(1): $(ELF) $(DUMP)
511else
Evan Lloyd93d3b702015-12-03 12:19:30 +0000512bl$(1): $(BIN) $(DUMP)
Christoph Müllner4f088e42019-04-24 09:45:30 +0200513endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100514
515all: bl$(1)
516
Sumit Gargeec52442019-11-14 16:33:45 +0530517ifeq ($(4),1)
518$(call ENCRYPT_FW,$(BIN),$(ENC_BIN))
519$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,bl$(1),$(BIN),--$(2),$(ENC_BIN),$(3), \
520 $(ENC_BIN)))
521else
Masahiro Yamadabfb64ac2018-02-01 16:31:09 +0900522$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,bl$(1),$(BIN),--$(2),$(BIN),$(3)))
Sumit Gargeec52442019-11-14 16:33:45 +0530523endif
Juan Castilloa3487d12015-08-18 14:23:04 +0100524
525endef
526
Soby Mathewab4181d2017-12-14 17:44:56 +0000527# Convert device tree source file names to matching blobs
528# $(1) = input dts
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000529define SOURCES_TO_DTBS
530 $(notdir $(patsubst %.dts,%.dtb,$(filter %.dts,$(1))))
531endef
532
Soby Mathewab4181d2017-12-14 17:44:56 +0000533# MAKE_FDT_DIRS macro creates the prerequisite directories that host the
534# FDT binaries
535# $(1) = output directory
536# $(2) = input dts
537define MAKE_FDT_DIRS
538 $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000539 $(eval TEMP_DTB_DIRS := $(sort $(dir ${DTBS})))
540 # The $(dir ) function leaves a trailing / on the directory names
541 # Rip off the / to match directory names with make rule targets.
542 $(eval DTB_DIRS := $(patsubst %/,%,$(TEMP_DTB_DIRS)))
543
544$(eval $(foreach objd,${DTB_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
545
546fdt_dirs: ${DTB_DIRS}
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000547endef
548
Soby Mathewab4181d2017-12-14 17:44:56 +0000549# MAKE_DTB generate the Flattened device tree binary
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000550# $(1) = output directory
551# $(2) = input dts
552define MAKE_DTB
553
Yann Gautierf3831802018-09-04 10:44:00 +0200554# List of DTB file(s) to generate, based on DTS file basename list
Soby Mathewab4181d2017-12-14 17:44:56 +0000555$(eval DOBJ := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Yann Gautierf3831802018-09-04 10:44:00 +0200556# List of the pre-compiled DTS file(s)
Yann Gautier2cf1dbc2018-06-18 16:00:23 +0200557$(eval DPRE := $(addprefix $(1)/,$(patsubst %.dts,%.pre.dts,$(notdir $(2)))))
Yann Gautierf3831802018-09-04 10:44:00 +0200558# Dependencies of the pre-compiled DTS file(s) on its source and included files
559$(eval DTSDEP := $(patsubst %.dtb,%.o.d,$(DOBJ)))
560# Dependencies of the DT compilation on its pre-compiled DTS
561$(eval DTBDEP := $(patsubst %.dtb,%.d,$(DOBJ)))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000562
Stephen Warrenc4d562a2018-02-21 17:13:50 -0700563$(DOBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | fdt_dirs
Andre Przywaracf2bb082018-09-27 10:56:05 +0100564 $${ECHO} " CPP $$<"
Yann Gautierf3831802018-09-04 10:44:00 +0200565 $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
Manish Pandeye6c5a232019-01-21 14:50:10 +0000566 $$(Q)$$(PP) $$(DTC_CPPFLAGS) -MT $(DTBS) -MMD -MF $(DTSDEP) -o $(DPRE) $$<
Andre Przywaracf2bb082018-09-27 10:56:05 +0100567 $${ECHO} " DTC $$<"
Balint Dobszay5ce2c322020-01-10 17:16:27 +0100568 $$(Q)$$(DTC) $$(DTC_FLAGS) -d $(DTBDEP) -o $$@ $(DPRE)
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000569
Yann Gautierf3831802018-09-04 10:44:00 +0200570-include $(DTBDEP)
571-include $(DTSDEP)
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000572
573endef
574
575# MAKE_DTBS builds flattened device tree sources
576# $(1) = output directory
577# $(2) = list of flattened device tree source files
578define MAKE_DTBS
579 $(eval DOBJS := $(filter %.dts,$(2)))
580 $(eval REMAIN := $(filter-out %.dts,$(2)))
Soby Mathewab4181d2017-12-14 17:44:56 +0000581 $(and $(REMAIN),$(error FDT_SOURCES contain non-DTS files: $(REMAIN)))
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000582 $(eval $(foreach obj,$(DOBJS),$(call MAKE_DTB,$(1),$(obj))))
583
Soby Mathewab4181d2017-12-14 17:44:56 +0000584 $(eval $(call MAKE_FDT_DIRS,$(1),$(2)))
585
586dtbs: $(DTBS)
587all: dtbs
Nishanth Menon4ac02ba2016-10-14 01:13:57 +0000588endef