mirror of https://github.com/E-Almqvist/eOS
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35 lines
762 B
35 lines
762 B
all: os-image
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run: all
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qemu-system-x86_64 os-image
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grub: eOS.iso
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qemu-system-x86_64 eOS.iso
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eOS.iso : kernel.bin src/grub/grub.cfg
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mkdir -p boot/grub
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cp $< boot/eOS.bin
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cp src/grub/grub.cfg boot/grub/grub.cfg
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grub-mkrescue -o eOS.iso ./
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os-image: bootloader.bin kernel.bin
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cat $^ > os-image
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kernel.bin: kernel_entry.o kernel.o
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gcc -o kernel.bin $^ -Wl,--oformat=binary -ffreestanding -nostdlib -shared -Ttext 0x1000 -m32
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kernel.o : src/kernel/kernel.c
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gcc -fno-pie -m32 -Os -ffreestanding -c $< -o $@
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kernel_entry.o : src/kernel/kernel_entry.asm
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nasm $< -f elf -o $@
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bootloader.bin : src/bootloader/bootloader.asm
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nasm $< -f bin -o $@
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clean:
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rm -fr *.bin *.dis *.o os-image *.map boot/ *.iso
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kernel.dis : kernel.bin
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ndisasm -b 32 $< > $@
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