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all:
# assemble bootloader
nasm -f bin src/boot.asm -o build/boot.bin
nasm -f elf32 src/boot_s2.asm -o build/boot_s2.o
# compile kernel
gcc -m32 -ffreestanding -nostdlib -c src/krn/mkern.c -o build/mkernel.o
# link
ld -m elf_i386 -T src/linker.ld -nostdlib -o build/s2.elf build/boot_s2.o build/mkernel.o
objcopy -O binary build/s2.elf build/s2.bin
# make .img
cat build/boot.bin build/s2.bin > build/mullos.img
# qemu test
qemu-system-x86_64 -drive format=raw,file=build/mullos.img
clean:
rm -vf build/*
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