RE: [Xen-devel] Re: VT-D On An Asus P5E-VM DO Motherboard Not Working, Xen 3.4.1

["Han, Weidong" <weidong.han@xxxxxxxxx>]

Christian Tramnitz wrote:
> Han, Weidong wrote:
>> Yes, the other people should not succeed on the same motherboard
>> with the same BIOS, unless they used an old xen version without this
>> check. USB controllers and integrated graphics card will use RMRR. I
>> suspect it can work with this broken BIOS even you remove the check
>> and don't disable VT-d.    
>> 
>> Regards,
>> Weidong
> 
> 
> I'm the one with working VT-d on this board (using the same BIOS
> version than Michael). I was using an older 3.4.0-pre but now
> switched to the latest 3.5-unstable and its still working. I haven't
> tried to actually pass-through a device for some time but it was
> already working in the past. 

As Keir pointed out, RMRR range on your machine is different from Michael's.

> 
> Attached my xm dmesg.
> 
> I also agree with Sander's comment in this thread, that we should mark
> "unwilling" vendors in the VT-d section of the Wiki. I'll add notes to
> all Asus boards (basically this one and the P6T Deluxe that I also own
> and had problems with).

Yes, you can do it. I think it's BIOS issue, pls include BIOS version.

Regards,
Weidong





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