Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 633 insertions, 0 deletions

diff --git a/make_helpers/build_macros.mk b/make_helpers/build_macros.mk
new file mode 100644
index 0000000..426e344
--- /dev/null
+++ b/make_helpers/build_macros.mk
@@ -0,0 +1,633 @@
+#
+# Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# Report an error if the eval make function is not available.
+$(eval eval_available := T)
+ifneq (${eval_available},T)
+    $(error This makefile only works with a Make program that supports $$(eval))
+endif
+
+# Some utility macros for manipulating awkward (whitespace) characters.
+blank			:=
+space			:=${blank} ${blank}
+
+# A user defined function to recursively search for a filename below a directory
+#    $1 is the directory root of the recursive search (blank for current directory).
+#    $2 is the file name to search for.
+define rwildcard
+$(strip $(foreach d,$(wildcard ${1}*),$(call rwildcard,${d}/,${2}) $(filter $(subst *,%,%${2}),${d})))
+endef
+
+# This table is used in converting lower case to upper case.
+uppercase_table:=a,A b,B c,C d,D e,E f,F g,G h,H i,I j,J k,K l,L m,M n,N o,O p,P q,Q r,R s,S t,T u,U v,V w,W x,X y,Y z,Z
+
+# Internal macro used for converting lower case to upper case.
+#   $(1) = upper case table
+#   $(2) = String to convert
+define uppercase_internal
+$(if $(1),$$(subst $(firstword $(1)),$(call uppercase_internal,$(wordlist 2,$(words $(1)),$(1)),$(2))),$(2))
+endef
+
+# A macro for converting a string to upper case
+#   $(1) = String to convert
+define uppercase
+$(eval uppercase_result:=$(call uppercase_internal,$(uppercase_table),$(1)))$(uppercase_result)
+endef
+
+# Convenience function for adding build definitions
+# $(eval $(call add_define,FOO)) will have:
+# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise
+define add_define
+    DEFINES			+=	-D$(1)$(if $(value $(1)),=$(value $(1)),)
+endef
+
+
+# Convenience function for addding multiple build definitions
+# $(eval $(call add_defines,FOO BOO))
+define add_defines
+    $(foreach def,$1,$(eval $(call add_define,$(def))))
+endef
+
+# Convenience function for adding build definitions
+# $(eval $(call add_define_val,FOO,BAR)) will have:
+# -DFOO=BAR
+define add_define_val
+    DEFINES			+=	-D$(1)=$(2)
+endef
+
+# Convenience function for verifying option has a boolean value
+# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1
+define assert_boolean
+    $(if $(filter-out 0 1,$($1)),$(error $1 must be boolean))
+endef
+
+# Convenience function for verifying options have boolean values
+# $(eval $(call assert_booleans,FOO BOO)) will assert FOO and BOO for 0 or 1 values
+define assert_booleans
+    $(foreach bool,$1,$(eval $(call assert_boolean,$(bool))))
+endef
+
+0-9 := 0 1 2 3 4 5 6 7 8 9
+
+# Function to verify that a given option $(1) contains a numeric value
+define assert_numeric
+$(if $($(1)),,$(error $(1) must not be empty))
+$(eval __numeric := $($(1)))
+$(foreach d,$(0-9),$(eval __numeric := $(subst $(d),,$(__numeric))))
+$(if $(__numeric),$(error $(1) must be numeric))
+endef
+
+# Convenience function for verifying options have numeric values
+# $(eval $(call assert_numerics,FOO BOO)) will assert FOO and BOO contain numeric values
+define assert_numerics
+    $(foreach num,$1,$(eval $(call assert_numeric,$(num))))
+endef
+
+# CREATE_SEQ is a recursive function to create sequence of numbers from 1 to
+# $(2) and assign the sequence to $(1)
+define CREATE_SEQ
+$(if $(word $(2), $($(1))),\
+  $(eval $(1) += $(words $($(1))))\
+  $(eval $(1) := $(filter-out 0,$($(1)))),\
+  $(eval $(1) += $(words $($(1))))\
+  $(call CREATE_SEQ,$(1),$(2))\
+)
+endef
+
+# IMG_LINKERFILE defines the linker script corresponding to a BL stage
+#   $(1) = BL stage
+define IMG_LINKERFILE
+    ${BUILD_DIR}/$(1).ld
+endef
+
+# IMG_MAPFILE defines the output file describing the memory map corresponding
+# to a BL stage
+#   $(1) = BL stage
+define IMG_MAPFILE
+    ${BUILD_DIR}/$(1).map
+endef
+
+# IMG_ELF defines the elf file corresponding to a BL stage
+#   $(1) = BL stage
+define IMG_ELF
+    ${BUILD_DIR}/$(1).elf
+endef
+
+# IMG_DUMP defines the symbols dump file corresponding to a BL stage
+#   $(1) = BL stage
+define IMG_DUMP
+    ${BUILD_DIR}/$(1).dump
+endef
+
+# IMG_BIN defines the default image file corresponding to a BL stage
+#   $(1) = BL stage
+define IMG_BIN
+    ${BUILD_PLAT}/$(1).bin
+endef
+
+# IMG_ENC_BIN defines the default encrypted image file corresponding to a
+# BL stage
+#   $(1) = BL stage
+define IMG_ENC_BIN
+    ${BUILD_PLAT}/$(1)_enc.bin
+endef
+
+# ENCRYPT_FW invokes enctool to encrypt firmware binary
+#   $(1) = input firmware binary
+#   $(2) = output encrypted firmware binary
+define ENCRYPT_FW
+$(2): $(1) enctool
+	$$(ECHO) "  ENC     $$<"
+	$$(Q)$$(ENCTOOL) $$(ENC_ARGS) -i $$< -o $$@
+endef
+
+# TOOL_ADD_PAYLOAD appends the command line arguments required by fiptool to
+# package a new payload and/or by cert_create to generate certificate.
+# Optionally, it adds the dependency on this payload
+#   $(1) = payload filename (i.e. bl31.bin)
+#   $(2) = command line option for the specified payload (i.e. --soc-fw)
+#   $(3) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
+#   $(4) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
+#   $(5) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin)
+define TOOL_ADD_PAYLOAD
+ifneq ($(5),)
+    $(4)FIP_ARGS += $(2) $(5)
+    $(if $(3),$(4)CRT_DEPS += $(1))
+else
+    $(4)FIP_ARGS += $(2) $(1)
+    $(if $(3),$(4)CRT_DEPS += $(3))
+endif
+    $(if $(3),$(4)FIP_DEPS += $(3))
+    $(4)CRT_ARGS += $(2) $(1)
+endef
+
+# TOOL_ADD_IMG_PAYLOAD works like TOOL_ADD_PAYLOAD, but applies image filters
+# before passing them to host tools if BL*_PRE_TOOL_FILTER is defined.
+#   $(1) = image_type (scp_bl2, bl33, etc.)
+#   $(2) = payload filepath (ex. build/fvp/release/bl31.bin)
+#   $(3) = command line option for the specified payload (ex. --soc-fw)
+#   $(4) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin)
+#   $(5) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
+#   $(6) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin)
+
+define TOOL_ADD_IMG_PAYLOAD
+
+$(eval PRE_TOOL_FILTER := $($(call uppercase,$(1))_PRE_TOOL_FILTER))
+
+ifneq ($(PRE_TOOL_FILTER),)
+
+$(eval PROCESSED_PATH := $(BUILD_PLAT)/$(1).bin$($(PRE_TOOL_FILTER)_SUFFIX))
+
+$(call $(PRE_TOOL_FILTER)_RULE,$(PROCESSED_PATH),$(2))
+
+$(PROCESSED_PATH): $(4)
+
+$(call TOOL_ADD_PAYLOAD,$(PROCESSED_PATH),$(3),$(PROCESSED_PATH),$(5),$(6))
+
+else
+$(call TOOL_ADD_PAYLOAD,$(2),$(3),$(4),$(5),$(6))
+endif
+endef
+
+# CERT_ADD_CMD_OPT adds a new command line option to the cert_create invocation
+#   $(1) = parameter filename
+#   $(2) = cert_create command line option for the specified parameter
+#   $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
+define CERT_ADD_CMD_OPT
+    $(3)CRT_ARGS += $(2) $(1)
+endef
+
+# TOOL_ADD_IMG allows the platform to specify an external image to be packed
+# in the FIP and/or for which certificate is generated. It also adds a
+# dependency on the image file, aborting the build if the file does not exist.
+#   $(1) = image_type (scp_bl2, bl33, etc.)
+#   $(2) = command line option for fiptool (--scp-fw, --nt-fw, etc)
+#   $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
+#   $(4) = Image encryption flag (optional) (0, 1)
+# Example:
+#   $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
+define TOOL_ADD_IMG
+    # Build option to specify the image filename (SCP_BL2, BL33, etc)
+    # This is the uppercase form of the first parameter
+    $(eval _V := $(call uppercase,$(1)))
+
+    # $(check_$(1)_cmd) variable is executed in the check_$(1) target and also
+    # is put into the ${CHECK_$(3)FIP_CMD} variable which is executed by the
+    # target ${BUILD_PLAT}/${$(3)FIP_NAME}.
+    $(eval check_$(1)_cmd := \
+        $(if $(value $(_V)),,$$$$(error "Platform '${PLAT}' requires $(_V). Please set $(_V) to point to the right file")) \
+        $(if $(wildcard $(value $(_V))),,$$$$(error '$(_V)=$(value $(_V))' was specified, but '$(value $(_V))' does not exist)) \
+    )
+
+    $(3)CRT_DEPS += check_$(1)
+    CHECK_$(3)FIP_CMD += $$(check_$(1)_cmd)
+ifeq ($(4),1)
+    $(eval ENC_BIN := ${BUILD_PLAT}/$(1)_enc.bin)
+    $(call ENCRYPT_FW,$(value $(_V)),$(ENC_BIN))
+    $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),$(ENC_BIN),$(3), \
+		$(ENC_BIN))
+else
+    $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),$(if $(wildcard $(value $(_V))),$(value $(_V)),FORCE),$(3))
+endif
+
+.PHONY: check_$(1)
+check_$(1):
+	$(check_$(1)_cmd)
+endef
+
+# SELECT_OPENSSL_API_VERSION selects the OpenSSL API version to be used to
+# build the host tools by checking the version of OpenSSL located under
+# the path defined by the OPENSSL_DIR variable. It receives no parameters.
+define SELECT_OPENSSL_API_VERSION
+    # Set default value for USING_OPENSSL3 macro to 0
+    $(eval USING_OPENSSL3 = 0)
+    # Obtain the OpenSSL version for the build located under OPENSSL_DIR
+    $(eval OPENSSL_INFO := $(shell LD_LIBRARY_PATH=${OPENSSL_DIR}:${OPENSSL_DIR}/lib ${OPENSSL_BIN_PATH}/openssl version))
+    $(eval OPENSSL_CURRENT_VER = $(word 2, ${OPENSSL_INFO}))
+    $(eval OPENSSL_CURRENT_VER_MAJOR = $(firstword $(subst ., ,$(OPENSSL_CURRENT_VER))))
+    # If OpenSSL version is 3.x, then set USING_OPENSSL3 flag to 1
+    $(if $(filter 3,$(OPENSSL_CURRENT_VER_MAJOR)), $(eval USING_OPENSSL3 = 1))
+endef
+
+################################################################################
+# Generic image processing filters
+################################################################################
+
+# GZIP
+define GZIP_RULE
+$(1): $(2)
+	$(ECHO) "  GZIP    $$@"
+	$(Q)gzip -n -f -9 $$< --stdout > $$@
+endef
+
+GZIP_SUFFIX := .gz
+
+################################################################################
+# Auxiliary macros to build TF images from sources
+################################################################################
+
+MAKE_DEP = -Wp,-MD,$(DEP) -MT $$@ -MP
+
+
+# MAKE_C_LIB builds a C source file and generates the dependency file
+#   $(1) = output directory
+#   $(2) = source file (%.c)
+#   $(3) = library name
+define MAKE_C_LIB
+$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
+$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
+
+$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
+	$$(ECHO) "  CC      $$<"
+	$$(Q)$$(CC) $$(TF_CFLAGS) $$(CFLAGS) $(MAKE_DEP) -c $$< -o $$@
+
+-include $(DEP)
+
+endef
+
+# MAKE_S_LIB builds an assembly source file and generates the dependency file
+#   $(1) = output directory
+#   $(2) = source file (%.S)
+#   $(3) = library name
+define MAKE_S_LIB
+$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
+$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
+
+$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs
+	$$(ECHO) "  AS      $$<"
+	$$(Q)$$(AS) $$(ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
+
+-include $(DEP)
+
+endef
+
+
+# MAKE_C builds a C source file and generates the dependency file
+#   $(1) = output directory
+#   $(2) = source file (%.c)
+#   $(3) = BL stage
+define MAKE_C
+
+$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
+$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
+$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3)))
+$(eval BL_CFLAGS := $($(call uppercase,$(3))_CFLAGS))
+
+$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs
+	$$(ECHO) "  CC      $$<"
+	$$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CPPFLAGS) $(BL_CFLAGS) $(MAKE_DEP) -c $$< -o $$@
+
+-include $(DEP)
+
+endef
+
+
+# MAKE_S builds an assembly source file and generates the dependency file
+#   $(1) = output directory
+#   $(2) = assembly file (%.S)
+#   $(3) = BL stage
+define MAKE_S
+
+$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
+$(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
+$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3)))
+$(eval BL_ASFLAGS := $($(call uppercase,$(3))_ASFLAGS))
+
+$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs
+	$$(ECHO) "  AS      $$<"
+	$$(Q)$$(AS) $$(ASFLAGS) $(BL_CPPFLAGS) $(BL_ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
+
+-include $(DEP)
+
+endef
+
+
+# MAKE_LD generate the linker script using the C preprocessor
+#   $(1) = output linker script
+#   $(2) = input template
+#   $(3) = BL stage
+define MAKE_LD
+
+$(eval DEP := $(1).d)
+$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3)))
+
+$(1): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs
+	$$(ECHO) "  PP      $$<"
+	$$(Q)$$(CPP) $$(CPPFLAGS) $(BL_CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -o $$@ $$<
+
+-include $(DEP)
+
+endef
+
+# MAKE_LIB_OBJS builds both C and assembly source files
+#   $(1) = output directory
+#   $(2) = list of source files
+#   $(3) = name of the library
+define MAKE_LIB_OBJS
+        $(eval C_OBJS := $(filter %.c,$(2)))
+        $(eval REMAIN := $(filter-out %.c,$(2)))
+        $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C_LIB,$(1),$(obj),$(3))))
+
+        $(eval S_OBJS := $(filter %.S,$(REMAIN)))
+        $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
+        $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S_LIB,$(1),$(obj),$(3))))
+
+        $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
+endef
+
+
+# MAKE_OBJS builds both C and assembly source files
+#   $(1) = output directory
+#   $(2) = list of source files (both C and assembly)
+#   $(3) = BL stage
+define MAKE_OBJS
+        $(eval C_OBJS := $(filter %.c,$(2)))
+        $(eval REMAIN := $(filter-out %.c,$(2)))
+        $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3))))
+
+        $(eval S_OBJS := $(filter %.S,$(REMAIN)))
+        $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
+        $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3))))
+
+        $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
+endef
+
+
+# NOTE: The line continuation '\' is required in the next define otherwise we
+# end up with a line-feed characer at the end of the last c filename.
+# Also bear this issue in mind if extending the list of supported filetypes.
+define SOURCES_TO_OBJS
+        $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
+        $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
+endef
+
+# Allow overriding the timestamp, for example for reproducible builds, or to
+# synchronize timestamps across multiple projects.
+# This must be set to a C string (including quotes where applicable).
+BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__
+
+.PHONY: libraries
+
+# MAKE_LIB_DIRS macro defines the target for the directory where
+# libraries are created
+define MAKE_LIB_DIRS
+        $(eval LIB_DIR    := ${BUILD_PLAT}/lib)
+        $(eval ROMLIB_DIR    := ${BUILD_PLAT}/romlib)
+        $(eval LIBWRAPPER_DIR := ${BUILD_PLAT}/libwrapper)
+        $(eval $(call MAKE_PREREQ_DIR,${LIB_DIR},${BUILD_PLAT}))
+        $(eval $(call MAKE_PREREQ_DIR,${ROMLIB_DIR},${BUILD_PLAT}))
+        $(eval $(call MAKE_PREREQ_DIR,${LIBWRAPPER_DIR},${BUILD_PLAT}))
+endef
+
+# MAKE_LIB macro defines the targets and options to build each BL image.
+# Arguments:
+#   $(1) = Library name
+define MAKE_LIB
+        $(eval BUILD_DIR  := ${BUILD_PLAT}/lib$(1))
+        $(eval LIB_DIR    := ${BUILD_PLAT}/lib)
+        $(eval ROMLIB_DIR    := ${BUILD_PLAT}/romlib)
+        $(eval SOURCES    := $(LIB$(call uppercase,$(1))_SRCS))
+        $(eval OBJS       := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
+
+$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
+$(eval $(call MAKE_LIB_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
+
+.PHONY : lib${1}_dirs
+lib${1}_dirs: | ${BUILD_DIR} ${LIB_DIR}  ${ROMLIB_DIR} ${LIBWRAPPER_DIR}
+libraries: ${LIB_DIR}/lib$(1).a
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+LDPATHS = --userlibpath=${LIB_DIR}
+LDLIBS += --library=$(1)
+else
+LDPATHS = -L${LIB_DIR}
+LDLIBS += -l$(1)
+endif
+
+ifeq ($(USE_ROMLIB),1)
+LIBWRAPPER = -lwrappers
+endif
+
+all: ${LIB_DIR}/lib$(1).a
+
+${LIB_DIR}/lib$(1).a: $(OBJS)
+	$$(ECHO) "  AR      $$@"
+	$$(Q)$$(AR) cr $$@ $$?
+endef
+
+# MAKE_BL macro defines the targets and options to build each BL image.
+# Arguments:
+#   $(1) = BL stage
+#   $(2) = FIP command line option (if empty, image will not be included in the FIP)
+#   $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip)
+#   $(4) = BL encryption flag (optional) (0, 1)
+define MAKE_BL
+        $(eval BUILD_DIR  := ${BUILD_PLAT}/$(1))
+        $(eval BL_SOURCES := $($(call uppercase,$(1))_SOURCES))
+        $(eval SOURCES    := $(BL_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
+        $(eval OBJS       := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
+        $(eval LINKERFILE := $(call IMG_LINKERFILE,$(1)))
+        $(eval MAPFILE    := $(call IMG_MAPFILE,$(1)))
+        $(eval ELF        := $(call IMG_ELF,$(1)))
+        $(eval DUMP       := $(call IMG_DUMP,$(1)))
+        $(eval BIN        := $(call IMG_BIN,$(1)))
+        $(eval ENC_BIN    := $(call IMG_ENC_BIN,$(1)))
+        $(eval BL_LINKERFILE := $($(call uppercase,$(1))_LINKERFILE))
+        $(eval BL_LIBS    := $($(call uppercase,$(1))_LIBS))
+        # We use sort only to get a list of unique object directory names.
+        # ordering is not relevant but sort removes duplicates.
+        $(eval TEMP_OBJ_DIRS := $(sort $(dir ${OBJS} ${LINKERFILE})))
+        # The $(dir ) function leaves a trailing / on the directory names
+        # Rip off the / to match directory names with make rule targets.
+        $(eval OBJ_DIRS   := $(patsubst %/,%,$(TEMP_OBJ_DIRS)))
+
+# Create generators for object directory structure
+
+$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT}))
+
+$(eval $(foreach objd,${OBJ_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
+
+.PHONY : ${1}_dirs
+
+# We use order-only prerequisites to ensure that directories are created,
+# but do not cause re-builds every time a file is written.
+${1}_dirs: | ${OBJ_DIRS}
+
+$(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
+$(eval $(call MAKE_LD,$(LINKERFILE),$(BL_LINKERFILE),$(1)))
+$(eval BL_LDFLAGS := $($(call uppercase,$(1))_LDFLAGS))
+
+ifeq ($(USE_ROMLIB),1)
+$(ELF): romlib.bin
+endif
+
+# MODULE_OBJS can be assigned by vendors with different compiled
+# object file path, and prebuilt object file path.
+$(eval OBJS += $(MODULE_OBJS))
+
+$(ELF): $(OBJS) $(LINKERFILE) | $(1)_dirs libraries $(BL_LIBS)
+	$$(ECHO) "  LD      $$@"
+ifdef MAKE_BUILD_STRINGS
+	$(call MAKE_BUILD_STRINGS, $(BUILD_DIR)/build_message.o)
+else
+	@echo 'const char build_message[] = "Built : "$(BUILD_MESSAGE_TIMESTAMP); \
+	       const char version_string[] = "${VERSION_STRING}"; \
+	       const char version[] = "${VERSION}";' | \
+		$$(CC) $$(TF_CFLAGS) $$(CFLAGS) -xc -c - -o $(BUILD_DIR)/build_message.o
+endif
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+	$$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) --entry=${1}_entrypoint \
+		--predefine="-D__LINKER__=$(__LINKER__)" \
+		--predefine="-DTF_CFLAGS=$(TF_CFLAGS)" \
+		--map --list="$(MAPFILE)" --scatter=${PLAT_DIR}/scat/${1}.scat \
+		$(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) \
+		$(BUILD_DIR)/build_message.o $(OBJS)
+else ifneq ($(findstring gcc,$(notdir $(LD))),)
+	$$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) -Wl,-Map=$(MAPFILE) \
+		-Wl,-dT $(LINKERFILE) $(EXTRA_LINKERFILE) $(BUILD_DIR)/build_message.o \
+		$(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
+else
+	$$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) -Map=$(MAPFILE) \
+		--script $(LINKERFILE) $(BUILD_DIR)/build_message.o \
+		$(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
+endif
+ifeq ($(DISABLE_BIN_GENERATION),1)
+	@${ECHO_BLANK_LINE}
+	@echo "Built $$@ successfully"
+	@${ECHO_BLANK_LINE}
+endif
+
+$(DUMP): $(ELF)
+	$${ECHO} "  OD      $$@"
+	$${Q}$${OD} -dx $$< > $$@
+
+$(BIN): $(ELF)
+	$${ECHO} "  BIN     $$@"
+	$$(Q)$$(OC) -O binary $$< $$@
+	@${ECHO_BLANK_LINE}
+	@echo "Built $$@ successfully"
+	@${ECHO_BLANK_LINE}
+
+.PHONY: $(1)
+ifeq ($(DISABLE_BIN_GENERATION),1)
+$(1): $(ELF) $(DUMP)
+else
+$(1): $(BIN) $(DUMP)
+endif
+
+all: $(1)
+
+ifeq ($(4),1)
+$(call ENCRYPT_FW,$(BIN),$(ENC_BIN))
+$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,$(1),$(BIN),--$(2),$(ENC_BIN),$(3), \
+		$(ENC_BIN)))
+else
+$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,$(1),$(BIN),--$(2),$(BIN),$(3)))
+endif
+
+endef
+
+# Convert device tree source file names to matching blobs
+#   $(1) = input dts
+define SOURCES_TO_DTBS
+        $(notdir $(patsubst %.dts,%.dtb,$(filter %.dts,$(1))))
+endef
+
+# MAKE_FDT_DIRS macro creates the prerequisite directories that host the
+# FDT binaries
+#   $(1) = output directory
+#   $(2) = input dts
+define MAKE_FDT_DIRS
+        $(eval DTBS       := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
+        $(eval TEMP_DTB_DIRS := $(sort $(dir ${DTBS})))
+        # The $(dir ) function leaves a trailing / on the directory names
+        # Rip off the / to match directory names with make rule targets.
+        $(eval DTB_DIRS   := $(patsubst %/,%,$(TEMP_DTB_DIRS)))
+
+$(eval $(foreach objd,${DTB_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR})))
+
+fdt_dirs: ${DTB_DIRS}
+endef
+
+# MAKE_DTB generate the Flattened device tree binary
+#   $(1) = output directory
+#   $(2) = input dts
+define MAKE_DTB
+
+# List of DTB file(s) to generate, based on DTS file basename list
+$(eval DOBJ := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
+# List of the pre-compiled DTS file(s)
+$(eval DPRE := $(addprefix $(1)/,$(patsubst %.dts,%.pre.dts,$(notdir $(2)))))
+# Dependencies of the pre-compiled DTS file(s) on its source and included files
+$(eval DTSDEP := $(patsubst %.dtb,%.o.d,$(DOBJ)))
+# Dependencies of the DT compilation on its pre-compiled DTS
+$(eval DTBDEP := $(patsubst %.dtb,%.d,$(DOBJ)))
+
+$(DOBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | fdt_dirs
+	$${ECHO} "  CPP     $$<"
+	$(eval DTBS       := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2))))
+	$$(Q)$$(PP) $$(DTC_CPPFLAGS) -MT $(DTBS) -MMD -MF $(DTSDEP) -o $(DPRE) $$<
+	$${ECHO} "  DTC     $$<"
+	$$(Q)$$(DTC) $$(DTC_FLAGS) -d $(DTBDEP) -o $$@ $(DPRE)
+
+-include $(DTBDEP)
+-include $(DTSDEP)
+
+endef
+
+# MAKE_DTBS builds flattened device tree sources
+#   $(1) = output directory
+#   $(2) = list of flattened device tree source files
+define MAKE_DTBS
+        $(eval DOBJS := $(filter %.dts,$(2)))
+        $(eval REMAIN := $(filter-out %.dts,$(2)))
+        $(and $(REMAIN),$(error FDT_SOURCES contain non-DTS files: $(REMAIN)))
+        $(eval $(foreach obj,$(DOBJS),$(call MAKE_DTB,$(1),$(obj))))
+
+        $(eval $(call MAKE_FDT_DIRS,$(1),$(2)))
+
+dtbs: $(DTBS)
+all: dtbs
+endef