terom@62: PROG = hello-dmx
terom@47: 
terom@51: ELF = build/src/$(PROG).elf
terom@50: HEX = build/src/$(PROG).hex
terom@50: 
terom@50: all: $(HEX)
terom@47: 
terom@48: build:
terom@50: 	mkdir -p build/src
terom@48: 
terom@62: dmx: dmx.hex
terom@62: 
terom@47: ## Compiler
terom@47: MCU = atmega328p
terom@47: 
terom@47: # CPU clock frequency
terom@47: CPU = 16000000
terom@64: STD = c99
terom@47: 
terom@47: CC = avr-gcc
terom@48: CPPFLAGS = -DF_CPU=$(CPU)UL
terom@64: CFLAGS = -mmcu=$(MCU) -std=$(STD) -Os -g
terom@47: 
terom@50: build/%.elf: %.c
terom@48: 	$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ $*.c
terom@48: 	$(CC) -MM $(CPPFLAGS) -MT $@ -MF build/$*.d $*.c
terom@48: 
terom@48: # existing .d files for rebuilding existing .o's
terom@51: -include $(wildcard build/*/*.d)
terom@47: 
terom@50: build/%.hex: build/%.elf
terom@47: 	avr-objcopy -O ihex -R .eeprom $< $@
terom@47: 
terom@50: .PRECIOUS: build/%.elf
terom@47: 
terom@51: dump: $(ELF)
terom@51: 	avr-objdump -d $(ELF)
terom@51: 
terom@47: ## Assembler
terom@5: AS = avra
terom@5: ASFLAGS = 
terom@5: 
terom@47: %.hex: %.s
terom@47: 	$(AS) $(ASFLAGS) $<
terom@47: 	mv $<.hex $@
terom@47: 
terom@47: ## Flashing
terom@47: # Arduino Duemilanove
terom@5: AD_PART = m328p
terom@5: AD_PROG = arduino
terom@5: AD_BAUD = 57600
terom@43: AD_PORT = /dev/arduino
terom@5: 
terom@5: AD = avrdude
terom@5: ADFLAGS = -p $(AD_PART) -c $(AD_PROG) -b $(AD_BAUD) -P $(AD_PORT)
terom@5: 
terom@50: upload: $(HEX)
terom@17: 	$(AD) $(ADFLAGS) -U flash:w:$<
terom@5: 
terom@47: ## Console
terom@10: SERIAL_BAUD = 9600
terom@10: SERIAL_FLOW = n
terom@10: SERIAL_PARITY = n
terom@10: SERIAL_BITS = 8
terom@10: SERIAL_PORT = $(AD_PORT)
terom@10: 
terom@10: SERIAL_TERM = picocom
terom@10: SERIAL_FLAGS = -b $(SERIAL_BAUD) -f $(SERIAL_FLOW) -p $(SERIAL_PARITY) -d $(SERIAL_BITS)
terom@10: 
terom@47: console:
terom@10: 	$(SERIAL_TERM) $(SERIAL_FLAGS) $(SERIAL_PORT)
terom@10: