CC = clang CFLAGS = \ -ffreestanding \ -nostdlib \ -nostdinc \ -mno-red-zone \ -mno-sse \ -mno-sse2 \ -target i386-unknown-elf .PHONY: all all: biosboot .PHONY: biosboot biosboot: clang -T../mbr/link.ld $(CFLAGS) biosboot.S -o biosboot.bin