rpi4-osdev/part14-spi-ethernet/Makefile.gcc
2021-11-07 18:35:17 +00:00

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CFILES = $(wildcard *.c lib/*.c kernel/*.c net/*.c)
SFILES = $(wildcard boot/*.S lib/*.S kernel/*.S)
OFILES = $(CFILES:.c=.o) $(SFILES:.S=.o)
GCCFLAGS = -Wall -O0 -ffreestanding -nostdlib -nostartfiles
GCCPATH = ../../gcc-arm-10.3-2021.07-x86_64-aarch64-none-elf/bin
all: clean kernel8.img
%.o: %.c
$(GCCPATH)/aarch64-none-elf-gcc $(GCCFLAGS) -c $< -o $@
%.o: %.S
$(GCCPATH)/aarch64-none-elf-gcc $(GCCFLAGS) -c $< -o $@
kernel8.img: $(OFILES)
$(GCCPATH)/aarch64-none-elf-ld -nostdlib $(OFILES) -T boot/link.ld -o kernel8.elf
$(GCCPATH)/aarch64-none-elf-objcopy -O binary kernel8.elf kernel8.img
clean:
/bin/rm kernel8.elf */*.o *.img > /dev/null 2> /dev/null || true