how does memdisk boot an iso image

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http://syslinux.zytor.com/archives/2004-January/003055.html

> I sucessfully booted some floppy-images within memdisk-2.0.4, but how
> can I boot a cd-iso-image (for example a bootable eltorito cd).

You can't, sorry.

H. Peter Anvin @zytor.com

how does memdisk boot an iso image

there is no tool to boot an ISO image.

But you can boot from a CD using isolinux…

Luis.F.Correia

how does memdisk boot an iso image

> >You can't, sorry.
>
> Is it technically impossible, is it beyond the goal of the project or
> would such a patch be included if someone would write it ?
>
> I would for one love such an addition ;) Too much hassle to manually
> change rescue CD images.

I guess it's beyond the scope of the project. The BIOS interface to a CD-ROM is very different than the BIOS interface to a floppy or hard disk. It pretty much would mean writing a different piece of code to emulate a CD-ROM as opposed to emulate a disk.

H. Peter Anvin @zytor.com

how does memdisk boot an iso image

> My goal is how to boot like pxe or vmware just an iso-image than
> a fat12 image.
> It would solve all our problems with System-Administration, as dag
> said for the rescue CDs.

Write a tool that does it.
Realize that it's probably broken anyway, since most rescue CDs have operating systems that want to talk directly to the hardware…

H. Peter Anvin @zytor.com