From 658d3beeba355408f19a18acfcceb4ed1adf5a13 Mon Sep 17 00:00:00 2001 From: "David A. Mellis" Date: Tue, 9 Oct 2007 22:46:09 +0000 Subject: Adding LilyPad bootloader and adding LilyPad to board definition file. --- bootloaders/lilypad/src/Makefile | 84 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 bootloaders/lilypad/src/Makefile (limited to 'bootloaders/lilypad/src/Makefile') diff --git a/bootloaders/lilypad/src/Makefile b/bootloaders/lilypad/src/Makefile new file mode 100644 index 0000000..516d5b2 --- /dev/null +++ b/bootloaders/lilypad/src/Makefile @@ -0,0 +1,84 @@ +# Makefile for ATmegaBOOT +# E.Lins, 18.7.2005 +# $Id$ + +# Instructions +# +# To build the bootloader for the LilyPad: +# make lily + + +# program name should not be changed... +PROGRAM = ATmegaBOOT_168 + +# enter the target CPU frequency +AVR_FREQ = 8000000L + +# enter the parameters for the avrdude isp tool +ISPTOOL = stk500v2 +ISPPORT = usb +ISPSPEED = -b 115200 + +MCU_TARGET = atmega168 +LDSECTION = --section-start=.text=0x3800 + +# the efuse should really be 0xf8; since, however, only the lower +# three bits of that byte are used on the atmega168, avrdude gets +# confused if you specify 1's for the higher bits, see: +# http://tinker.it/now/2007/02/24/the-tale-of-avrdude-atmega168-and-extended-bits-fuses/ +# +# similarly, the lock bits should be 0xff instead of 0x3f (to +# unlock the bootloader section) and 0xcf instead of 0x0f (to +# lock it), but since the high two bits of the lock byte are +# unused, avrdude would get confused. +ISPFUSES = avrdude -c $(ISPTOOL) -p m168 -P $(ISPPORT) $(ISPSPEED) -e -u -U lock:w:0x3f:m -U efuse:w:0x00:m -U hfuse:w:0xdd:m -U lfuse:w:0xff:m +ISPFLASH = avrdude -c $(ISPTOOL) -p m168 -P $(ISPPORT) $(ISPSPEED) -U flash:w:$(PROGRAM)_$(TARGET).hex -U lock:w:0x0f:m + + +OBJ = $(PROGRAM).o +OPTIMIZE = -O2 + +DEFS = +LIBS = + +CC = avr-gcc + + +# Override is only needed by avr-lib build system. + +override CFLAGS = -g -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) -DF_CPU=$(AVR_FREQ) $(DEFS) +override LDFLAGS = -Wl,$(LDSECTION) +#override LDFLAGS = -Wl,-Map,$(PROGRAM).map,$(LDSECTION) + +OBJCOPY = avr-objcopy +OBJDUMP = avr-objdump + +all: + +lily: CFLAGS += '-DMAX_TIME_COUNT=F_CPU>>1' '-DNUM_LED_FLASHES=3' +lily: $(PROGRAM).hex + +$(PROGRAM).hex: $(PROGRAM).elf + $(OBJCOPY) -j .text -j .data -O ihex $< $@ + +$(PROGRAM).elf: $(OBJ) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS) + +$(OBJ): + avr-gcc $(CFLAGS) $(LDFLAGS) -c -g -O2 -Wall -mmcu=atmega168 ATmegaBOOT.c -o ATmegaBOOT_168.o + +%.lst: %.elf + $(OBJDUMP) -h -S $< > $@ + +%.srec: %.elf + $(OBJCOPY) -j .text -j .data -O srec $< $@ + +%.bin: %.elf + $(OBJCOPY) -j .text -j .data -O binary $< $@ + +clean: + rm -rf *.o *.elf *.lst *.map *.sym *.lss *.eep *.srec *.bin *.hex + +install: + avrdude -p m168 -c stk500v2 -P /dev/cu.USA19H1b1P1.1 -e -u -U lock:w:0x3f:m -U efuse:w:0x00:m -U hfuse:w:0xdd:m -U lfuse:w:0xe2:m + avrdude -p m168 -c stk500v2 -P /dev/cu.USA19H1b1P1.1 -e -u -U flash:w:ATmegaBOOT_168.hex -U lock:w:0x0f:m -- cgit v1.2.3-18-g5258