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- # The number of microsteps
- STEPS := 18
- ASM := avra
- ASMFLAGS := -I /usr/share/avra
- AVRDUDE := avrdude
- AVRDUDE_ARCH := m8
- AVRDUDE_SPEED := 1
- PROGRAMMER := avrisp2
- PROGPORT := usb
- CC := gcc
- CFLAGS := -O2 --std=c99 -Wall -Wextra
- DEBUG := 0
- # Fuses: Ext clock; 4ms SUT; BOD 4V; WDT always-on
- LFUSE := 0x10
- HFUSE := 0x99
- NAME := m8driver
- HEX := $(NAME).S.hex
- ifneq ($(DEBUG),0)
- ASMFLAGS += --define DEBUG
- endif
- all: $(HEX)
- tabgen: tabgen.o
- $(CC) $(CFLAGS) -o tabgen tabgen.o $(LDFLAGS) -lm
- tables.S: tabgen
- ./tabgen $(STEPS) > tables.S
- $(HEX): m8driver.S tables.S
- $(ASM) $(ASMFLAGS) --listfile $(NAME).S.lst --listmac $(NAME).S
- -srec_cat $(HEX) -Intel -Output $(NAME).S.bin -Binary
- @echo
- @echo "Successfully built the firmware"
- install: all
- $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) -U flash:w:$(HEX)
- dumphex:
- $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) -U flash:r:$(HEX).dump:i
- dumpbin:
- $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) -U flash:r:$(NAME).S.bin.dump:r
- avrdude:
- $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) -t
- reset:
- $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) \
- -U signature:r:/dev/null:i -q -q
- writefuse:
- $(AVRDUDE) -B 10 -p $(AVRDUDE_ARCH) \
- -c $(PROGRAMMER) -P $(PROGPORT) -q -q \
- -U lfuse:w:$(LFUSE):m \
- -U hfuse:w:$(HFUSE):m
- clean:
- -rm -f *~ *.cof *.hex *.obj *.bin *.lst *.bak *.o tabgen tables.S
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