MCU=atmega8
PDEV=/dev/ttyUSB1
CFLAGS=-g -Wall -mcall-prologues -mmcu=$(MCU) -Os -DF_CPU=8000000
LDFLAGS=-Wl,-gc-sections -Wl,-relax
CC=avr-gcc
TARGET=fw_keyboard
OBJECT_FILES=main.o

all: $(TARGET).hex

clean:
	rm -f *.o *.hex *.obj *.hex

%.hex: %.obj
	avr-objcopy -R .eeprom -O ihex $< $@

%.obj: $(OBJECT_FILES)
	$(CC) $(CFLAGS) $(OBJECT_FILES) $(LDFLAGS) -o $@

rfu: $(TARGET).hex
	scp $< markus@opi:/home/markus/projects/lw35/deploy/
	ssh root@opi 'lw35-tool set-mode rfu-kbd; avrdude -p atmega8 -P /dev/lw35 -c arduino -b 19200 -U flash:w:/home/markus/projects/lw35/deploy/$<'

program: $(TARGET).hex
	avrdude -p $(MCU) -P $(PDEV) -c arduino -b 19200 -U flash:w:$(TARGET).hex

fuse:
	avrdude -p m8 -c usbasp -U lfuse:w:0xe4:m -U hfuse:w:0xd9:m

.phony: program fuse