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Date: Wed, 12 Nov 2003 02:39:13 +0100
From: Fabrice Bellard <fabrice.bellard@free.fr>
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Subject: Re: [Qemu-devel] Knoppix boot attempt fails - "BIOS panic
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To: qemu-devel@nongnu.org

Leigh Dyer wrote:

> I get failures like this as well using -boot c, though -boot d works.
> What do the c and d stand for? I had assumed (presumably incorrectly)
> that c=CD and d=disk.

I should have commited the documentation :-) c = hard disk and d = 
CD-ROM (and someday a = floppy).

> I got the KNOPPIX_V3.2-2003-05-20 ISO to boot, though it fails early in
> the boot process saying that it can't find the knoppix partition. The
> lnx-bbc rescue CD (version 2.1) seemed to boot properly, but it
> segfaulted in the later stages of the boot process.
> 
> I also tried a self-built OpenBSD 3.4 CD, though it complains relatively
> early in the boot process that it can't find /dev/console. 

Do you try qemu-fast or qemu ? Can you record a log of the boot process 
  (at least a screen shot) ?

 > I've got a
 > few versions of Windows kicking around too - I'll give them a shot
 > shortly.

I have almost finished the task switch emulation (this is the last 
painful x86 emulation code). Once it is commited, Windows support will 
become possible.

Fabrice.