# File:   Makefile
# Author: M. P. Hayes, UCECE
# Date:   12 Sep 2010
# Descr:  Makefile for snake1

# Definitions.
CC = avr-gcc
CFLAGS = -mmcu=atmega32u2 -Os -Wall -Wstrict-prototypes -Wextra -g -I. -I../../utils -I../../fonts -I../../drivers -I../../drivers/avr
OBJCOPY = avr-objcopy
SIZE = avr-size
DEL = rm


# Default target.
all: snake1.out


# Compile: create object files from C source files.
snake1.o: snake1.c ../../drivers/avr/system.h ../../drivers/display.h ../../drivers/navswitch.h ../../fonts/font5x7_1.h ../../utils/font.h ../../utils/pacer.h ../../utils/tinygl.h
	$(CC) -c $(CFLAGS) $< -o $@

pio.o: ../../drivers/avr/pio.c ../../drivers/avr/pio.h ../../drivers/avr/system.h
	$(CC) -c $(CFLAGS) $< -o $@

system.o: ../../drivers/avr/system.c ../../drivers/avr/system.h
	$(CC) -c $(CFLAGS) $< -o $@

timer.o: ../../drivers/avr/timer.c ../../drivers/avr/system.h ../../drivers/avr/timer.h
	$(CC) -c $(CFLAGS) $< -o $@

display.o: ../../drivers/display.c ../../drivers/avr/system.h ../../drivers/display.h ../../drivers/ledmat.h
	$(CC) -c $(CFLAGS) $< -o $@

ledmat.o: ../../drivers/ledmat.c ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/ledmat.h
	$(CC) -c $(CFLAGS) $< -o $@

navswitch.o: ../../drivers/navswitch.c ../../drivers/avr/delay.h ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/navswitch.h
	$(CC) -c $(CFLAGS) $< -o $@

pacer.o: ../../utils/pacer.c ../../drivers/avr/system.h ../../drivers/avr/timer.h ../../utils/pacer.h
	$(CC) -c $(CFLAGS) $< -o $@

tinygl.o: ../../utils/tinygl.c ../../drivers/avr/system.h ../../drivers/display.h ../../utils/font.h ../../utils/tinygl.h
	$(CC) -c $(CFLAGS) $< -o $@



# Link: create ELF output file from object files.
snake1.out: display.o ledmat.o navswitch.o pacer.o pio.o snake1.o system.o timer.o tinygl.o
	$(CC) $(CFLAGS) $^ -o $@ -lm
	$(SIZE) $@


# Target: clean project.
.PHONY: clean
clean: 
	-$(DEL) *.o *.out *.hex


# Target: program project.
.PHONY: program
program: snake1.out
	$(OBJCOPY) -O ihex snake1.out snake1.hex
	dfu-programmer atmega32u2 erase; dfu-programmer atmega32u2 flash snake1.hex; dfu-programmer atmega32u2 start