rpi4-osdev/part15-tcpip-webserver/Makefile

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Makefile
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CFILES = $(wildcard *.c lib/*.c kernel/*.c net/*.c tcpip/*.c)
SFILES = $(wildcard boot/*.S lib/*.S kernel/*.S)
OFILES = $(CFILES:.c=.o) $(SFILES:.S=.o)
LLVMPATH = /opt/homebrew/opt/llvm/bin
CLANGFLAGS = -Wall -O0 -ffreestanding -nostdlib -mcpu=cortex-a72+nosimd
all: clean kernel8.img
%.o: %.c
$(LLVMPATH)/clang --target=aarch64-elf $(CLANGFLAGS) -c $< -o $@
%.o: %.S
$(LLVMPATH)/clang --target=aarch64-elf $(CLANGFLAGS) -c $< -o $@
kernel8.img: $(OFILES)
$(LLVMPATH)/ld.lld -m aarch64elf -nostdlib $(OFILES) -T boot/link.ld -o kernel8.elf
$(LLVMPATH)/llvm-objcopy -O binary kernel8.elf kernel8.img
clean:
/bin/rm kernel8.elf */*.o *.img > /dev/null 2> /dev/null || true