--- /dev/null
+# Version for SDCC builds.
+#
+# bin_PROGRAMS .. list of the require binary programs
+# include_HEADERS .. list of the user-space public header files
+# lib_LIBRARIES .. list of the user-space libraries
+# lib_LDSCRIPTS .. list of LD scripts that should be copied to the lib direcotry
+# lib_obj_SOURCES .. list of source files which should be compiled and
+# the produced object file placed to the lib directory (e.g. crt0.S)
+# shared_LIBRARIES .. list of the user-space shared libraries
+# nobase_include_HEADERS .. public headers copied even with directory part
+# renamed_include_HEADERS .. public headers copied to the different target name (xxx.h->yyy.h)
+# asm_build_HEADERS .. list of files copied to the build object directory
+# utils_PROGRAMS .. list of the development utility programs (compiled for host computer, this might change in future)
+# xxx_SOURCES .. list of specific target sources
+# xxx_LIBS .. list of specific target libraries
+# INCLUDES .. additional include directories and defines for user-space
+# lib_LOADLIBES .. list of libraries linked to each executable
+# link_VARIANTS .. list of ld script suffixes (after hypen `-') that
+# should be used for linking (e.g. ram flash). If this is not
+# specified, then the value of DEFAULT_LD_SCRIPT_VARIANT from config.target is used.
+# PREFIX_DIR .. Prefix to directories in _compiled and _build. Used in config.omk.
+
+
+.PHONY: check-dir
+
+# Some support to serialize some targets for parallel make
+ifneq ($(OMK_SERIALIZE_INCLUDED),y)
+include-pass: check-dir
+library-pass: include-pass
+binary-pass utils-pass: library-pass
+
+override OMK_SERIALIZE_INCLUDED = y
+endif
+
+CPPFLAGS += -I $(USER_INCLUDE_DIR)
+
+CPPFLAGS += $(CONFIG_OMK_DEFINES)
+
+CFLAGS += $(TARGET_ARCH)
+LDFLAGS += $(TARGET_ARCH)
+
+LOADLIBES += -L$(USER_LIB_DIR)
+
+LOADLIBES += $(lib_LOADLIBES:%=-l%)
+
+INCLUDE_DIR := $(USER_INCLUDE_DIR)
+LIB_DIR := $(USER_LIB_DIR)
+OBJS_DIR := $(USER_OBJS_DIR)
+
+#=====================================================================
+# User-space rules and templates to compile programs, libraries etc.
+
+ifdef USER_RULE_TEMPLATES
+
+USER_SOURCES2OBJS = $(OBJ_EXT)/.c $(OBJ_EXT)/.cc $(OBJ_EXT)/.cxx $(OBJ_EXT)/.S $(OBJ_EXT)/.asm $(OBJ_EXT)/.o
+
+#%.o: %.c
+# $(CC) -o $@ $(LCFLAGS) -c $<
+
+c_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) $(INCLUDES) -DOMK_FOR_USER
+
+cc_o_COMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CXXFLAGS) $(CFLAGS) $(INCLUDES) -DOMK_FOR_USER
+
+S_o_COMPILE = $$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+ $(CPPFLAGS) $(AM_CFLAGS) $$(CFLAGS) $(ASFLAGS)
+
+# Check C compiler version for user build
+ifndef CC_MAJOR_VERSION
+CC_MAJOR_VERSION := sdcc
+endif
+
+
+# Syntax: $(call COMPILE_c_o_template,<source>,<target>,<additional c-flags>)
+define COMPILE_c_o_template
+$(2): $(1) $$(GEN_HEADERS)
+ @$(QUIET_CMD_ECHO) " CC $$@"
+ $(Q) if $$(c_o_COMPILE) $(3) -o "$$@" -c $$< ; \
+ then $$(c_o_COMPILE) $(3) -M $$< > "$$@.d" ; \
+ else exit 1; \
+ fi
+endef
+
+
+# Syntax: $(call COMPILE_cc_o_template,<source>,<target>,<additional c-flags>)
+define COMPILE_cc_o_template
+$(2): $(1) $(LOCAL_CONFIG_H)
+ @$(QUIET_CMD_ECHO) " CXX $$@"
+ $(Q) echo "C++ compilation not suported for this compiler"
+endef
+
+
+# Syntax: $(call COMPILE_S_o_template,<source>,<target>,<additional c-flags>)
+define COMPILE_S_o_template
+$(2): $(1) $$(GEN_HEADERS)
+ @$(QUIET_CMD_ECHO) " CC $$@"
+ $(Q) if $$(S_o_COMPILE) $(3) -o "$$@" -c $$< ; \
+ then $$(c_o_COMPILE) $(3) -M $$< > "$$@.d" ; \
+ else exit 1; \
+ fi
+endef
+
+# Syntax: $(call COMPILE_asm_o_template,<source>,<target>,<additional c-flags>)
+define COMPILE_asm_o_template
+$(2): $(1) $(LOCAL_CONFIG_H)
+ @$(QUIET_CMD_ECHO) " ASM $$@"
+ $(Q) $$(A51TOASX) $(1) $(2:%$(OBJ_EXT)=%.s)
+ $(Q) $$(AS) -l -o $(2:%$(OBJ_EXT)=%.s)
+endef
+
+
+# Syntax: $(call PROGRAM_template,<executable-name>,<dir>,<executable-suffix>,<linker-sript>)
+define PROGRAM_template
+
+$(foreach x, $(USER_SOURCES2OBJS),
+$(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
+ $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
+)
+$(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
+
+USER_OBJS += $$($(1)_OBJS)
+USER_SOURCES += $$($(1)_SOURCES)
+
+-include $(USER_LIB_DIR)/$(LD_SCRIPT).ld$$(addprefix -,$(3))
+
+$(2)/$(1)$(addprefix -,$(3)): $(USER_LIB_DIR)/$(LD_SCRIPT).ld$$(addprefix -,$(3))
+
+$(2)/$(1)$(addprefix -,$(3)): $(USER_LIB_DIR)/timestamp
+
+$(2)/$(1)$(addprefix -,$(3)): $$($(1)_OBJS)
+ @$(QUIET_CMD_ECHO) " LINK $$@"
+ $(Q) $$(shell if [ -z "$$(filter %.cc,$$($(1)_SOURCES))" ] ; \
+ then echo $$(CC) $$(CPPFLAGS) $$(AM_CPPFLAGS) $$(AM_CFLAGS) $$(CFLAGS) ; \
+ else echo $$(CXX) $$(CPPFLAGS) $$(AM_CPPFLAGS) $$(AM_CXXFLAGS) $$(CXXFLAGS) ; fi) \
+ $$(AM_LDFLAGS) $$(LDFLAGS) $$($(1)_OBJS) $$(LOADLIBES) $$($(1)_LIBS:%=-l%) \
+ -o $(2)/$(1)$(addprefix -,$(3))
+ $(HEX2BIN) $(2)/$(1)$(addprefix -,$(3)).hex
+endef
+
+# Rules for other output formats (can be specified by OUTPUT_FORMATS)
+%.bin: %.hex
+ @$(QUIET_CMD_ECHO) " OBJCOPY $@"
+ $(Q) $(OBJCOPY) --input-target=ihex --output-target=binary $< $@
+
+%.hex: %
+ @$(QUIET_CMD_ECHO) " GENIHEX $@"
+ $(Q) cd $(dirname $<) && $(HC) $< >$@
+
+# Syntax: $(call LIBRARY_template,<library-name>)
+define LIBRARY_template
+$(foreach x, $(USER_SOURCES2OBJS),
+$(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
+ $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
+)
+$(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
+
+USER_OBJS += $$($(1)_OBJS)
+USER_SOURCES += $$($(1)_SOURCES)
+
+$(USER_LIB_DIR)/$(LIB_PREF)$(1)$(LIB_EXT): $$($(1)_OBJS)
+ @$(QUIET_CMD_ECHO) " AR $$@"
+ $(Q) for i in $$^ ; do $(AR) $(ARFLAGS) $$@ $$$$i ; done
+ @touch $(USER_LIB_DIR)/timestamp
+endef
+
+# -------------------------------------
+# Rules for compilation for target
+
+# Generate rules for compilation of programs and libraries
+ifneq ($(link_VARIANTS),)
+$(foreach prog,$(bin_PROGRAMS),$(foreach link,$(link_VARIANTS),$(eval $(call PROGRAM_template,$(prog),$(USER_BIN_DIR),$(link)))))
+$(foreach prog,$(utils_PROGRAMS),$(foreach link,$(link_VARIANTS),$(eval $(call PROGRAM_template,$(prog),$(USER_UTILS_DIR),$(link)))))
+else
+$(foreach prog,$(bin_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_BIN_DIR))))
+$(foreach prog,$(utils_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_UTILS_DIR))))
+endif
+
+$(foreach lib,$(lib_LIBRARIES),$(eval $(call LIBRARY_template,$(lib))))
+$(foreach src,$(lib_obj_SOURCES),$(eval $(call LIBOBJ_template,$(addsuffix $(OBJ_EXT),$(basename $(src))))))
+
+# lib_obj_SOURCES handling
+lib_OBJS = $(addsuffix $(OBJ_EXT),$(basename $(lib_obj_SOURCES)))
+#$(warning lib_OBJS = $(lib_OBJS))
+SOURCES += $(filter-out %$(OBJ_EXT),$(lib_obj_SOURCES))
+
+$(LIB_DIR)/%$(OBJ_EXT): %$(OBJ_EXT)
+ @echo " CP $(^:$(MAKERULES_DIR)/%=%) -> $(@:$(MAKERULES_DIR)/%=%)"
+ $(Q)cp $(CP_FLAGS) $< $@
+
+
+# User-space static libraries and applications object files
+USER_SOURCES := $(sort $(USER_SOURCES))
+#$(warning USER_SOURCES = $(USER_SOURCES))
+
+
+# The above generated rules produced $(USER_SOURCES) and $(SOLIB_SOURCES)
+# variables. Now generate rules for compilation of theese USER_SOURCES
+$(foreach src,$(filter %.c,$(USER_SOURCES)),$(eval $(call COMPILE_c_o_template,$(SOURCES_DIR)/$(src),$(src:%.c=%$(OBJ_EXT)),)))
+$(foreach src,$(filter %.cc,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%$(OBJ_EXT)),)))
+$(foreach src,$(filter %.cxx,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%$(OBJ_EXT)),)))
+$(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%$(OBJ_EXT)),)))
+$(foreach src,$(filter %.asm,$(USER_SOURCES)), $(eval $(call COMPILE_asm_o_template,$(SOURCES_DIR)/$(src),$(src:%.asm=%$(OBJ_EXT)),)))
+
+
+library-pass-local: $(addprefix $(USER_INCLUDE_DIR)/,$(cmetric_include_HEADERS)) \
+ $(lib_LIBRARIES:%=$(LIB_DIR)/$(LIB_PREF)%$(LIB_EXT)) $(shared_LIBRARIES:%=$(LIB_DIR)/$(LIB_PREF)%.so) \
+ $(addprefix $(LIB_DIR)/,$(lib_OBJS))
+
+ifneq ($(link_VARIANTS),)
+binary-pass-local: $(foreach link,$(link_VARIANTS),$(bin_PROGRAMS:%=$(USER_BIN_DIR)/%-$(link)) \
+ $(foreach of,$(OUTPUT_FORMATS),$(bin_PROGRAMS:%=$(USER_BIN_DIR)/%-$(link).$(of))))
+else
+binary-pass-local: $(bin_PROGRAMS:%=$(USER_BIN_DIR)/%) \
+ $(foreach of,$(OUTPUT_FORMATS),$(bin_PROGRAMS:%=$(USER_BIN_DIR)/%.$(of)))
+endif
+
+
+library-pass-local: $(lib_LIBRARIES:%=$(USER_LIB_DIR)/$(LIB_PREF)%$(LIB_EXT)) $(shared_LIBRARIES:%=$(USER_LIB_DIR)/$(LIB_PREF)%.so)
+
+binary-pass-local: $(foreach link,$(link_VARIANTS),$(bin_PROGRAMS:%=$(USER_BIN_DIR)/%-$(link)) $(foreach of,$(OUTPUT_FORMATS),$(bin_PROGRAMS:%=$(USER_BIN_DIR)/%-$(link).$(of))))
+
+utils-pass-local: $(foreach link,$(link_VARIANTS),$(utils_PROGRAMS:%=$(USER_UTILS_DIR)/%-$(link)) $(foreach of,$(OUTPUT_FORMATS),$(utils_PROGRAMS:%=$(USER_UTILS_DIR)/%-$(link).$(of))))
+
+-include $(USER_OBJS_DIR)/*.d
+
+endif
+
+#=====================================================================
+# Automatic loading of compiled program by issuing "make load"
+
+ifneq ($(OUTPUT_FORMATS),)
+# Select a file extension (e.g. .bin) for "make load" command to load.
+LOAD_EXTENSION = .$(firstword $(OUTPUT_FORMATS))
+endif
+
+# Syntax: $(call LOAD_PROGRAM_template,<executable-name>,<dir>,<link-variant>)
+# Used to load program to the target hardware
+define LOAD_PROGRAM_template
+.PHONY: load-$(1)$(addprefix -,$(3))
+-include $(USER_LIB_DIR)/$(LD_SCRIPT).ld$$(addprefix -,$(3))
+load-$(1)$(addprefix -,$(3)): $(2)/$(1)$(addprefix -,$(3))$(LOAD_EXTENSION)
+ @$(QUIET_CMD_ECHO) " LOAD $$<"
+ @if [ -z "$$(LOAD_CMD$(addprefix -,$(3)))" ]; then echo "No command for loading applications to '$(3)' is specified."; exit 1; fi
+ $(Q) $$(LOAD_CMD$(addprefix -,$(3))) $$<
+endef
+
+# Syntax: $(call LOAD__RUN_VARIANT_template,<link-variant>)
+# Used to load and/or run non-default variant of the default program
+define LOAD_RUN_VARIANT_template
+.PHONY: load-$(1) run-$(1)
+-include $(USER_LIB_DIR)/$(LD_SCRIPT).ld$$(addprefix -,$(3))
+load-$(1): load-$(firstword $(bin_PROGRAMS))-$(1)
+run-$(1):
+ @$(QUIET_CMD_ECHO) " RUN $(1)"
+ @if [ -z "$(RUN_CMD-$(1))" ]; then echo "No command for running '$(1)' variant is specified."; exit 1; fi
+ $(Q) $(RUN_CMD-$(1))
+endef
+
+$(foreach link,$(link_VARIANTS),$(foreach prog,$(bin_PROGRAMS),$(eval $(call LOAD_PROGRAM_template,$(prog),$(USER_BIN_DIR),$(link)))))
+$(foreach link,$(link_VARIANTS),$(eval $(call LOAD_RUN_VARIANT_template,$(link))))
+
+.PHONY: load run
+load: $(addprefix load-,$(firstword $(bin_PROGRAMS))-$(firstword $(link_VARIANTS)))
+
+run: run-$(firstword $(link_VARIANTS))
+
+#=====================================================================
+# Generate pass rules from generic templates
+OTHER_PASSES = dep clean install
+
+$(eval $(call omk_pass_template, include-pass, $(LOCAL_BUILD_DIR),,$(include_HEADERS)$(nobase_include_HEADERS)$(renamed_include_HEADERS)$(lib_LDSCRIPTS)$(config_include_HEADERS)$(LOCAL_CONFIG_H)))
+$(eval $(call omk_pass_template, library-pass, $(LOCAL_BUILD_DIR),USER_RULE_TEMPLATES=y,$(lib_LIBRARIES)$(shared_LIBRARIES)$(lib_obj_SOURCES)))
+$(eval $(call omk_pass_template, binary-pass, $(LOCAL_BUILD_DIR),USER_RULE_TEMPLATES=y,$(bin_PROGRAMS)))
+$(eval $(call omk_pass_template, utils-pass, $(LOCAL_BUILD_DIR),USER_RULE_TEMPLATES=y,$(utils_PROGRAMS)))
+
+
+$(eval $(call omk_pass_template,$(OTHER_PASSES),$(LOCAL_BUILD_DIR),,always))
+
+
+dep-local:
+
+install-local:
+
+include-pass-local:
+ $(call include-pass-template,$(USER_INCLUDE_DIR),include)
+ @$(foreach f, $(lib_LDSCRIPTS), cmp --quiet $(SOURCES_DIR)/$(f) $(USER_LIB_DIR)/$(notdir $(f)) \
+ || $(call cp_cmd,$(SOURCES_DIR)/$(f),$(USER_LIB_DIR)/$(notdir $(f))) || exit 1 ; )
+ @$(foreach f, $(asm_build_HEADERS), \
+ srcfname=`echo '$(f)' | sed -e 's/^\(.*\)->.*$$/\1/'` ; destfname=`echo '$(f)' | sed -e 's/^.*->\(.*\)$$/\1/'` ; \
+ cmp --quiet $(SOURCES_DIR)/$${srcfname} $(USER_OBJS_DIR)/$${destfname} \
+ || ( mkdir -p `dirname $(USER_OBJS_DIR)/$${destfname}` && \
+ $(A51TOASX) $(SOURCES_DIR)/$${srcfname} $(USER_OBJS_DIR)/$${destfname} ) || exit 1 ; )
+
+
+.PHONY: clean-custom
+clean-local: clean-custom
+ @echo Cleaning in $(USER_OBJS_DIR)
+ $(Q)rm -f $(USER_OBJS_DIR)/*$(OBJ_EXT) $(USER_OBJS_DIR)/*.lo \
+ $(USER_OBJS_DIR)/*.d \
+ $(USER_OBJS_DIR)/*.map \
+ $(LOCAL_CONFIG_H:%=$(USER_OBJS_DIR)/%) \
+ $(tar_EMBEDFILES:%=$(USER_OBJS_DIR)/%_tarfile)
+ $(Q)$(foreach confh,$(addprefix $(USER_INCLUDE_DIR)/,$(config_include_HEADERS)),\
+ if [ -e $(confh) ] ; then touch -t 200001010101 $(confh) ; fi ; \
+ )
+
+check-dir:
+ @$(call mkdir_def,$(USER_OBJS_DIR))
+ @$(call mkdir_def,$(USER_INCLUDE_DIR))
+ @$(call mkdir_def,$(USER_LIB_DIR))
+ @$(call mkdir_def,$(USER_BIN_DIR))
+ @$(call mkdir_def,$(USER_UTILS_DIR))
+
+# Which passes to pass
+default: include-pass library-pass binary-pass utils-pass
+
+# Local Variables:
+# mode:makefile
+# End: