103 lines
2.3 KiB
Makefile
103 lines
2.3 KiB
Makefile
PRG = uart_hello
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OBJ = main.o buzzer.o keypad.o twi.o
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PROGRAMMER = avrisp2
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PORT = usb
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MCU_TARGET = atmega8
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AVRDUDE_TARGET = atmega8
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OPTIMIZE = -Os
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DEFS =
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LIBS =
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HZ = 8000000
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# You should not have to change anything below here.
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CC = avr-gcc
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# Override is only needed by avr-lib build system.
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override CFLAGS = -g -DF_CPU=$(HZ) -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) $(DEFS) -std=c99
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override LDFLAGS = -Wl,-Map,$(PRG).map
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OBJCOPY = avr-objcopy
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OBJDUMP = avr-objdump
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all: $(PRG).elf lst text #eeprom
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$(PRG).elf: $(OBJ)
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$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS)
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clean:
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rm -rf *.o $(PRG).elf *.eps *.png *.pdf *.bak *.hex *.bin *.srec
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rm -rf *.lst *.map $(EXTRA_CLEAN_FILES)
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lst: $(PRG).lst
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%.lst: %.elf
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$(OBJDUMP) -h -S $< > $@
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# Rules for building the .text rom images
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text: hex bin srec
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hex: $(PRG).hex
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bin: $(PRG).bin
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srec: $(PRG).srec
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%.hex: %.elf
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$(OBJCOPY) -j .text -j .data -O ihex $< $@
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%.srec: %.elf
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$(OBJCOPY) -j .text -j .data -O srec $< $@
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%.bin: %.elf
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$(OBJCOPY) -j .text -j .data -O binary $< $@
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# Rules for building the .eeprom rom images
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eeprom: ehex ebin esrec
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ehex: $(PRG)_eeprom.hex
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#ebin: $(PRG)_eeprom.bin
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esrec: $(PRG)_eeprom.srec
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%_eeprom.hex: %.elf
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$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@
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#%_eeprom.srec: %.elf
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# $(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O srec $< $@
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%_eeprom.bin: %.elf
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$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O binary $< $@
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# command to program chip (invoked by running "make install")
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install: $(PRG).hex
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avrdude -p $(AVRDUDE_TARGET) -c $(PROGRAMMER) -P $(PORT) -v \
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-U flash:w:$(PRG).hex
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# hack: turn on the buspirate PSU
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echo -e "m5\n\n\n\n\n\n\n\nW" > /dev/ttyACM0
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fuse:
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avrdude -p $(AVRDUDE_TARGET) -c $(PROGRAMMER) -P $(PORT) -v \
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-U lfuse:w:0xe4:m -U hfuse:w:0xd9:m
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ddd: gdbinit
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ddd --debugger "avr-gdb -x $(GDBINITFILE)"
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gdbserver: gdbinit
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simulavr --device $(MCU_TARGET) --gdbserver
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gdbinit: $(GDBINITFILE)
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$(GDBINITFILE): $(PRG).hex
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@echo "file $(PRG).elf" > $(GDBINITFILE)
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@echo "target remote localhost:1212" >> $(GDBINITFILE)
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@echo "load" >> $(GDBINITFILE)
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@echo "break main" >> $(GDBINITFILE)
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@echo
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@echo "Use 'avr-gdb -x $(GDBINITFILE)'"
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