xen-devel

[Top] [All Lists]

Re: [Xen-devel] Xen 3.2 and Big Real Mode support?

from [Samuel Thibault]

[Permanent Link][Original]

To:	Guillaume Thouvenin <guillaume.thouvenin@xxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Xen 3.2 and Big Real Mode support?
From:	Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
Date:	Mon, 28 Jan 2008 13:06:11 +0100
Cc:	xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date:	Mon, 28 Jan 2008 04:07:22 -0800
Envelope-to:	www-data@xxxxxxxxxxxxxxxxxx
In-reply-to:	<20080123153252.55ee1d5e@frecb000711>
List-help:	<mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id:	Xen developer discussion <xen-devel.lists.xensource.com>
List-post:	<mailto:xen-devel@lists.xensource.com>
List-subscribe:	<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe:	<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Mail-followup-to:	Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>, Guillaume Thouvenin <guillaume.thouvenin@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
References:	<20080123153252.55ee1d5e@frecb000711>
Sender:	xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent:	Mutt/1.5.12-2006-07-14

Hello,

Guillaume Thouvenin, le Wed 23 Jan 2008 15:32:52 +0100, a écrit :
>  I'd like to know what is the level of the emulation of x86 'real
> mode'? I ask that because I tried to install OpenSuse 10.3 (I used
> the iso file openSUSE-10.3-GM-x86_64-mini.iso) with Xen 3.2-testing
> from mercurial and the boot failed. I got the following messages:
> 
> "...
>  Booting from CD-Rom...
> 
>  ISOLINUX 3.31 0x46f43c1e Copyright (C) 1994-2005 H. Peter Anvin
>  Loading...
> "
> 
> and it hangs after the "...". Logs don't show any specifics problems.
> As OpenSuse 10.3 is known to have some 'real mode' issues due to the
> presence of the gfx bootloader I asking myself what is the state of the
> art of 'real mode' emulation into Xen?

That's the kind of bug that should get fixed by this real mode emulation
indeed.  Note that that precise bug (gfxboot) only appears on Intel
machines with VMX.  AMD's SVM doesn't have that issue.

Samuel

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

[More with this subject...]

<Prev in Thread]	Current Thread	[Next in Thread>
[Xen-devel] Xen 3.2 and Big Real Mode support?, Guillaume Thouvenin [Xen-devel] Re: Xen 3.2 and Big Real Mode support?, Keir Fraser Re: [Xen-devel] Xen 3.2 and Big Real Mode support?, Samuel Thibault <=

Previous by Date:	Re: [Xen-devel] Xen tools build failure on c/s 16919, Keir Fraser
Next by Date:	[Xen-ia64-devel] [Patch 2/2] minios: fix compilation on ia64, Akio Takebe
Previous by Thread:	[Xen-devel] Re: Xen 3.2 and Big Real Mode support?, Keir Fraser
Next by Thread:	[Xen-devel] [PATCH] [gntdev] Fix multiple-grant mapping logic, Derek Murray
Indexes:	[Date] [Thread] [Top] [All Lists]