WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

[Xen-devel] Re: [Xen-users] driver domains / PCI passthru on amd64

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] Re: [Xen-users] driver domains / PCI passthru on amd64
From: Hans-Christian Armingeon <johnny@xxxxxxxxxx>
Date: Wed, 22 Mar 2006 09:03:10 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, David Goodlad <dgoodlad@xxxxxxxxx>
Delivery-date: Wed, 22 Mar 2006 12:25:03 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <a87c973f0603212316l35a1c6f2kafa51504dbbbe818@xxxxxxxxxxxxxx>
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>
References: <200603211923.35665.johnny@xxxxxxxxxx> <a87c973f0603212316l35a1c6f2kafa51504dbbbe818@xxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: KMail/1.9.1
Am Mittwoch, 22. März 2006 08:16 schrieb David Goodlad:
> Hi Johnny
> 
> I am running an x86_64 system here and pci passthrough does seem to
> work for paravirtualized guests.  You won't notice any effect in your
> dom0 (ie: it will still show up in lspci).  However, if you check your
I wondered, that lspci showed me the devices. I searched for a message lieke 
"Hiding pci ... " dmesg or xm dmesg, and didn't find such a line.

> dmesg, you will notice a message like 'pciback: grabbing device
> nn:nn.n'.  This means that the pci backend driver has claimed
> ownership of your device, denying other drivers access, and ensuring
> that it can be passed off to a domU when needed.
> 
> Hope that helps!
Thank you.

What PCI Backend Mode should I use?
Virtual PCI or Passthrough?

Does it make an effect other than resorting the devices?

Johnny

> Dave
> 
> On 3/21/06, Hans-Christian Armingeon <johnny@xxxxxxxxxx> wrote:
> > Hi,
> >
> > are driver domains supported with xen on amd64? I read some weeks ago, that 
> > it is marked x86 specific, even if it would work on amd64, too.
> >
> > When I append pciback.hide=, it doesn't have any effect.
> >
> > Can somebody tell me, what's going on?
> >
> > Johnny
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> >
> 
> 
> --
> Dave Goodlad
> dgoodlad@xxxxxxxxx or dave@xxxxxxxxxx
> http://david.goodlad.ca/
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
> 

-- 
jabber:johnny@xxxxxxxxxx
icq:236971856

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

<Prev in Thread] Current Thread [Next in Thread>