firmware-bitalino/makefile at master · gokmonk/firmware-bitalino

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CC = avr-gcc

CPP = avr-cpp

COPY = avr-objcopy

SIZE = avr-size

PROG = avrdude

DUMP = avr-objdump

MCU = atmega328p

CFLAGS = -mmcu=$(MCU) -std=c99 -Wall -Wextra -O2 -fsigned-char -fno-strict-aliasing -g

LFLAGS = -Wl,-Map=$(BUILDDIR)/main.map

BUILDDIR = build

OBJS = $(addprefix $(BUILDDIR)/, crc.o live.o main.o simul.o testconfig.o timer.o uart.o)

all: $(BUILDDIR) $(BUILDDIR)/main.hex

%.hex: %.elf

$(COPY) -O ihex -R .eeprom $< $@

$(BUILDDIR)/main.elf: $(OBJS)

$(CC) $(CFLAGS) $(LFLAGS) $^ -o $@

$(BUILDDIR)/%.o: %.c main.h $(BUILDDIR)/pios.h

$(CC) $(CFLAGS) -c $< -o $@

$(BUILDDIR)/pios.h: pios.h

$(CPP) -CC $< $@

$(BUILDDIR):

mkdir $(BUILDDIR)

clean:

rm -f $(BUILDDIR)/*

size:

$(SIZE) $(BUILDDIR)/main.elf

# make send - program firmware on device

send: $(BUILDDIR)/main.hex

$(PROG) -P usb -p m328p -c avrispmkii -B 5 -U flash:w:$< -U lfuse:w:0xFF:m -U hfuse:w:0xDF:m -U efuse:w:0x05:m

# low fuse: 0xFF - no CKDIV8, no CKOUT, low power xtal (8-16 MHz), slowly rising power

# high fuse: 0xDF - no RSTDISBL, no DWEN, SPIEN, no WDTON, no EESAVE, boot size = 256 words (the minimum), no BOOTRST

# extended fuse: 0x05 - BOD level ~ 2.7 V

list: $(BUILDDIR)/main.lst

$(BUILDDIR)/main.lst: $(BUILDDIR)/main.elf

$(DUMP) -S $< > $@