5. modify /mnt/floppy/boot/grub/grub.conf if neccessary. a new device map file is created under /mnt/floppy/boot/grub. if any conflicts, modify grub.conf on the floppy accordingly.
6. ensure the data is written to the floppy by unmounting it; and then reboot and confirm -
# cd; umount /mnt/floppy
# shutdown -ry 0