[Grml] remastering a live cd, Can someone explain it to me?

Tube grml at count0.net
Thu Feb 15 11:08:34 CET 2007

On Tue, Feb 13, 2007 at 10:30:16PM +0100, Michael Schierl wrote:
> 1) create a bootable floppy image and use that one as an "emulation boot
> image". The BIOS will copy it to RAM, emulate a floppy there and boot
> from it. On that floppy there should be a bootloader that can boot Linux
> from a CD. This works for any OS that can be booted from a floppy and
> needs access to a CD, so it is the more traditional way. See mkisofs for
> options how to build an iso with an emulation boot image.
> 2) Use a special bootloader for CDs, as a so called "no-emulation boot
> image". (you don't understand the name if you do not know what option 1
> is about...) The BIOS will copy the image into RAM verbatim and execute
> it. Mkisofs can do that as well, but you have to check the bootloader
> documentation for the offset (the position in RAM) where the image
> should be loaded to.

thanks, michael, that was very useful at least for me - and i think for
several others on the list, as well. you gave a good overview and
references for further investigating. i think that should be sufficient.


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