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#
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# LUFA Library
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# Copyright (C) Dean Camera, 2013.
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#
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# dean [at] fourwalledcubicle [dot] com
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# www.lufa-lib.org
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#
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LUFA_BUILD_MODULES += DFU
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LUFA_BUILD_TARGETS += flip flip-ee dfu dfu-ee
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LUFA_BUILD_MANDATORY_VARS += MCU TARGET
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LUFA_BUILD_OPTIONAL_VARS +=
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LUFA_BUILD_PROVIDED_VARS +=
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LUFA_BUILD_PROVIDED_MACROS +=
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# -----------------------------------------------------------------------------
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# LUFA DFU Bootloader Buildsystem Makefile Module.
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# -----------------------------------------------------------------------------
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# DESCRIPTION:
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# Provides a set of targets to re-program a device currently running a DFU
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# class bootloader with a project's FLASH and EEPROM files.
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# -----------------------------------------------------------------------------
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# TARGETS:
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#
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# flip - Program FLASH into target via Atmel FLIP
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# flip-ee - Program EEPROM into target via Atmel FLIP
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# dfu - Program FLASH into target via dfu-programmer
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# dfu-ee - Program EEPROM into target via dfu-programmer
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#
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# MANDATORY PARAMETERS:
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#
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# MCU - Microcontroller device model name
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# TARGET - Application name
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#
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# OPTIONAL PARAMETERS:
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#
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# (None)
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#
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# PROVIDED VARIABLES:
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#
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# (None)
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#
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# PROVIDED MACROS:
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#
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# (None)
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#
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# -----------------------------------------------------------------------------
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SHELL = /bin/sh
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ERROR_IF_UNSET ?= $(if $(filter undefined, $(origin $(strip $(1)))), $(error Makefile $(strip $(1)) value not set))
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ERROR_IF_EMPTY ?= $(if $(strip $($(strip $(1)))), , $(error Makefile $(strip $(1)) option cannot be blank))
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ERROR_IF_NONBOOL ?= $(if $(filter Y N, $($(strip $(1)))), , $(error Makefile $(strip $(1)) option must be Y or N))
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# Sanity-check values of mandatory user-supplied variables
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$(foreach MANDATORY_VAR, $(LUFA_BUILD_MANDATORY_VARS), $(call ERROR_IF_UNSET, $(MANDATORY_VAR)))
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$(call ERROR_IF_EMPTY, MCU)
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$(call ERROR_IF_EMPTY, TARGET)
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# Output Messages
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MSG_COPY_CMD := ' [CP] :'
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MSG_REMOVE_CMD := ' [RM] :'
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MSG_DFU_CMD := ' [DFU] :'
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# Programs in the target FLASH memory using BATCHISP, the command line tool used by FLIP
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flip: $(TARGET).hex $(MAKEFILE_LIST)
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@echo $(MSG_DFU_CMD) Programming FLASH with batchisp using \"$<\"
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batchisp -hardware usb -device $(MCU) -operation erase f loadbuffer $< program
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batchisp -hardware usb -device $(MCU) -operation start reset 0
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# Programs in the target EEPROM memory using BATCHISP, the command line tool used by FLIP
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flip-ee: $(TARGET).eep $(MAKEFILE_LIST)
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@echo $(MSG_COPY_CMD) Copying EEP file to temporary file \"$<.hex\"
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cp $< $<.hex
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@echo $(MSG_DFU_CMD) Programming EEPROM with batchisp using \"$<.hex\"
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batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $<.hex program
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batchisp -hardware usb -device $(MCU) -operation start reset 0
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@echo $(MSG_REMOVE_CMD) Removing temporary file \"$<.hex\"
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rm $<.hex
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# Programs in the target FLASH memory using DFU-PROGRAMMER
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dfu: $(TARGET).hex $(MAKEFILE_LIST)
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@echo $(MSG_DFU_CMD) Programming FLASH with dfu-programmer using \"$<\"
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dfu-programmer $(MCU) erase
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dfu-programmer $(MCU) flash $<
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dfu-programmer $(MCU) reset
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# Programs in the target EEPROM memory using DFU-PROGRAMMER
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dfu-ee: $(TARGET).eep $(MAKEFILE_LIST)
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@echo $(MSG_DFU_CMD) Programming EEPROM with dfu-programmer using \"$<\"
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dfu-programmer $(MCU) eeprom-flash $<
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dfu-programmer $(MCU) reset
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# Phony build targets for this module
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.PHONY: flip flip-ee dfu dfu-ee
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