1# Makefile for ATmegaBOOT 2# E.Lins, 18.7.2005 3# 4# Instructions 5# 6# To make bootloader .hex file: 7# make diecimila 8# make lilypad 9# make ng 10# etc... 11# 12# To burn bootloader .hex file: 13# make diecimila_isp 14# make lilypad_isp 15# make ng_isp 16# etc... 17 18# program name should not be changed... 19PROGRAM = ATmegaBOOT_168 20 21# enter the parameters for the avrdude isp tool 22ISPTOOL = stk500v2 23ISPPORT = usb 24ISPSPEED = -b 115200 25 26MCU_TARGET = atmega168 27LDSECTION = --section-start=.text=0x3800 28 29# the efuse should really be 0xf8; since, however, only the lower 30# three bits of that byte are used on the atmega168, avrdude gets 31# confused if you specify 1's for the higher bits, see: 32# http://tinker.it/now/2007/02/24/the-tale-of-avrdude-atmega168-and-extended-bits-fuses/ 33# 34# similarly, the lock bits should be 0xff instead of 0x3f (to 35# unlock the bootloader section) and 0xcf instead of 0x0f (to 36# lock it), but since the high two bits of the lock byte are 37# unused, avrdude would get confused. 38 39ISPFUSES = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \ 40-e -u -U lock:w:0x3f:m -U efuse:w:0x$(EFUSE):m -U hfuse:w:0x$(HFUSE):m -U lfuse:w:0x$(LFUSE):m 41ISPFLASH = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \ 42-U flash:w:$(PROGRAM)_$(TARGET).hex -U lock:w:0x0f:m 43 44STK500 = "C:\Program Files\Atmel\AVR Tools\STK500\Stk500.exe" 45STK500-1 = $(STK500) -e -d$(MCU_TARGET) -pf -vf -if$(PROGRAM)_$(TARGET).hex \ 46-lFF -LFF -f$(HFUSE)$(LFUSE) -EF8 -ms -q -cUSB -I200kHz -s -wt 47STK500-2 = $(STK500) -d$(MCU_TARGET) -ms -q -lCF -LCF -cUSB -I200kHz -s -wt 48 49 50OBJ = $(PROGRAM).o 51OPTIMIZE = -O2 52 53DEFS = 54LIBS = 55 56CC = avr-gcc 57 58# Override is only needed by avr-lib build system. 59 60override CFLAGS = -g -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) -DF_CPU=$(AVR_FREQ) $(DEFS) 61override LDFLAGS = -Wl,$(LDSECTION) 62#override LDFLAGS = -Wl,-Map,$(PROGRAM).map,$(LDSECTION) 63 64OBJCOPY = avr-objcopy 65OBJDUMP = avr-objdump 66 67all: 68 69atmega328_bt: TARGET = atmega328_bt 70atmega328_bt: MCU_TARGET = atmega328p 71atmega328_bt: AVR_FREQ = 16000000L 72atmega328_bt: LDSECTION = --section-start=.text=0x7000 73atmega328_bt: $(PROGRAM)_atmega328_bt.hex 74 75atmega328_bt_isp: atmega328_bt 76atmega328_bt_isp: TARGET = atmega328_bt 77atmega328_bt_isp: MCU_TARGET = atmega328p 78atmega328_bt_isp: HFUSE = D8 79atmega328_bt_isp: LFUSE = FF 80atmega328_bt_isp: EFUSE = 05 81atmega328_bt_isp: isp 82 83isp: $(TARGET) 84 $(ISPFUSES) 85 $(ISPFLASH) 86 87isp-stk500: $(PROGRAM)_$(TARGET).hex 88 $(STK500-1) 89 $(STK500-2) 90 91%.elf: $(OBJ) 92 $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS) 93 94clean: 95 rm -rf *.o *.elf *.lst *.map *.sym *.lss *.eep *.srec *.bin *.hex 96 97%.lst: %.elf 98 $(OBJDUMP) -h -S $< > $@ 99 100%.hex: %.elf 101 $(OBJCOPY) -j .text -j .data -O ihex $< $@ 102 103%.srec: %.elf 104 $(OBJCOPY) -j .text -j .data -O srec $< $@ 105 106%.bin: %.elf 107 $(OBJCOPY) -j .text -j .data -O binary $< $@ 108 109