If you have a 1GB USB stick, the easiest workaround would be to copy the CD to it (including the .disk directory). You can still boot the kernel from the CD, but as soon as the kernel is booting, eject the CD and let the initrd search for the CD contents on the USB stick instead.
If you have a 1GB USB stick, the easiest workaround would be to copy the CD to it (including the .disk directory). You can still boot the kernel from the CD, but as soon as the kernel is booting, eject the CD and let the initrd search for the CD contents on the USB stick instead.