###############################################################################
# Makefile for the project SI570
###############################################################################

## General Flags
PROJECT = SI570
MCU = atmega168
TARGET = out.elf
CC = avr-gcc

## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)

## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -Wall -gdwarf-2                                                                                                                        -std=gnu99  -DF_CPU=16000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d 

## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += $(CFLAGS)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2

## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS +=  -Wl,-Map=out.map


## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature

HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings


## Include Directories
INCLUDES = -I"C:\Documents and Settings\loftur\My Documents\ATMEL_stuff\AVR-ATmega168_Rev1-1_03a\." -I"C:\Documents and Settings\loftur\My Documents\ATMEL_stuff\AVR-ATmega168_Rev1-1_03a\usbdrv-20081022" 

## Objects that must be built in order to link
OBJECTS = _main.o usbdrvasm.o I2Copencollector.o usbdrv.o DeviceSi570.o power_and_swr.o lcd_i2c.o lcd_display.o lcd_bargraph_lowlevel.o ShaftEncoder.o adc_read.o 

## Objects explicitly added by the user
LINKONLYOBJECTS = 

## Build
all: $(TARGET) out.hex out.eep out.lss size

## Compile
usbdrvasm.o: ../usbdrv-20081022/usbdrvasm.S
	$(CC) $(INCLUDES) $(ASMFLAGS) -c  $<

_main.o: ../_main.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

I2Copencollector.o: ../I2Copencollector.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

usbdrv.o: ../usbdrv-20081022/usbdrv.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

DeviceSi570.o: ../DeviceSi570.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

power_and_swr.o: ../power_and_swr.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

lcd_i2c.o: ../lcd_i2c.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

lcd_display.o: ../lcd_display.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

lcd_bargraph_lowlevel.o: ../lcd_bargraph_lowlevel.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

ShaftEncoder.o: ../ShaftEncoder.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

adc_read.o: ../adc_read.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

##Link
$(TARGET): $(OBJECTS)
	 $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)

%.hex: $(TARGET)
	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@

%.eep: $(TARGET)
	-avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0

%.lss: $(TARGET)
	avr-objdump -h -S $< > $@

size: ${TARGET}
	@echo
	@avr-size -C --mcu=${MCU} ${TARGET}

## Clean target
.PHONY: clean
clean:
	-rm -rf $(OBJECTS) out.elf dep/* out.hex out.eep out.lss out.map


## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)

