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  • Using grub command line Quick-Start Guide or refer to http://www.gnu.org/software/grub/:

    First type in your root partition as environment variable.
    Note tab gives you a completion:

    set root=(hd0,5)

    On a apple with GPT for example:

    set root=(hd0,gpt5)

    Then tell grub what kernel to load and pass kernel parameters.
    Note there's an experimental multi-boot feature:

    linux /boot/vmlinuz root=/dev/sda5 ro verbose

    Initram Filesystem used to start the kernel:

    initrd /boot/initrd.img

    optional specify GFX payload - your screen resolution:

    set GFX_PAYLOAD=1024x768

    Finally boot your kernel:

    boot

    Answered by weedlight
    6 months ago
    0 0
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