[mythtv-users] Xen and Mythbackend help

[Gerald Brandt]

----- "Jeppe N. Madsen" <jeppe at ingolfs.dk> wrote: 
> On Tue, 11 Nov 2008, Gerald Brandt wrote: 
> 
> > Hi, 
> > 
> > I've been trying to set up a Xen DomU for my mythbackend, but I'm 
> > having issues with pci passthrough. I know some people here have 
> > done it. 
> 
> Yep 
> 
> > 
> > I'm using Ubuntu 8.04 64 bit as Dom0, and Mythbuntu 8.10 as the 
> > Domu. 
> > 
> > What configurations are you using as the OS for Dom0, and are you 
> > passing through (using pciback.hide) a PVR150 card? 
> 
> I'm using Debian etch for both dom0 & domu. Kernel is 
> 2.6.18-6-xen-amd64, xen is xen-hypervisor 3.0.3-0-4. Works fine. I'm 
> passing a Nova-T 500 card. 
> 
> 
> This is my kernel param for dom0: 
> 
> module /vmlinuz-2.6.18-6-xen-amd64 
> root=/dev/mapper/VGSystem-LVdom0 ro console=tty0 
> pciback.hide=(01:09.0)(01:09.1)(01:09.2) 
> 
> And the domu cfg: 
> 
> pci = ['01:09.0','01:09.1','01:09.2'] 
> 
> It's been about 8 months since I've set this up (and has run fine 
> since :-)) but I seem to recall that there were issues with pci 
> passthrough and (some) xen versions later than 3.03. But as I said, I 
> may be wrong. 
> 
> I would like to upgrade to Xen 3.3 to get the power management, 
> but I'm a little hesitant since everything works now. But this thread 
> seem to indicate that just building a new hypervisor would work with 
> my setup (don't know if I'll get the benefits though) 
> 
> http://www.nabble.com/Xen-3.3-hypervisor-with-stock-dom0-kernel-from-Debian-Etch--td19646268.html 
> 
> /Jeppe 
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> 

Ok, cool. I'll take a look at Debian. It's an apt based distro, right? I see it comes on 3 DVD's, so I really need to download the all? I'm assuming that you are running Debian 4? 

Could you send me the output from lspci? 

Gerald 

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