66 lines
1.3 KiB
Makefile
66 lines
1.3 KiB
Makefile
# AVR-GCC compiler
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CC = avr-gcc
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# Programmer (change it according to your programmer)
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PROGRAMMER = usbasp
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# MCU
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MCU = atmega328p
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QEMU_MACHINE_NAME = uno
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# Compiler flags
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CFLAGS = -std=c99 -Wall -Wno-array-bounds -mmcu=$(MCU) -DF_CPU=16000000UL -Os -g -ffunction-sections -fdata-sections
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# Source files
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SRCS = main.c
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# Object files
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OBJS = $(SRCS:.c=.o)
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# Target file
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TARGET = main
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# Default target
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all: $(TARGET).hex
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# Compile C files
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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# Link object files
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$(TARGET).elf: $(OBJS)
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$(CC) $(CFLAGS) $(OBJS) -o $(TARGET).elf -Wl,--gc-sections
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# Convert ELF to HEX
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$(TARGET).hex: $(TARGET).elf
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avr-objcopy -O ihex -R .eeprom $(TARGET).elf $(TARGET).hex
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# Flash the program
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flash: $(TARGET).hex
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avrdude -p $(MCU) -c $(PROGRAMMER) -U flash:w:$(TARGET).hex
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# Run the program in QEMU
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qemu: $(TARGET).elf
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qemu-system-avr -machine $(QEMU_MACHINE_NAME) -bios $(TARGET).elf
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.PHONY: serial
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serial:
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picocom -b 9600 /dev/ttyUSB0
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# Check so that we can talk to the MCU
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.PHONY: check
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check:
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avrdude -p $(MCU) -c $(PROGRAMMER)
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# Generate symbol table and assembly
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extra: $(TARGET).elf
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avr-objdump -t $(TARGET).elf > $(TARGET).map
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avr-objdump -S $(TARGET).elf > $(TARGET).asm
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# Clean
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.PHONY: clean
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clean:
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rm -f $(OBJS) $(TARGET).elf $(TARGET).hex $(TARGET).map $(TARGET).asm
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size: main.hex
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avr-size --mcu=$(MCU) main.hex
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