Re: [Xen-devel] VGA passthrough is not working

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Jun 16, 2014 at 02:01:35PM +0400, Maxim Gordeev wrote:
> Hi!
> 
> I find some message into dmesg:
> pci 0000:00:05.0: BAR 1: can't assign mem pref (size 0x100000000)
> [    0.910157] pci 0000:00:05.0: BAR 1: trying firmware assignment [mem
> 0x100000000-0x1ffffffff 64bit pref]
> [    0.910162] pci 0000:00:05.0: BAR 1: assigned [mem
> 0x100000000-0x1ffffffff 64bit pref]
> 
> This issue when I use VM whit the next parametÑr: device_model_version
> =  "qemu-xen"
> 
> And lspci -s 00:05.0 -vvv :
> Subsystem: NVIDIA Corporation Device 097e
> Physical Slot: 5
> ...
>  Region 0: Memory at 85000000 (32-bit, non-prefetchable) [size=16M]
>  Region 1: Memory at 100000000 (64-bit, prefetchable) [size=4G]
>  Region 3: Memory at 82000000 (64-bit, prefetchable) [size=32M]
> 
> 
> Do you help me?

Please include (I mentioned this earlier but it probably got lost), your
full 'dmesg' from both the guest _and_ the initial domain (dom0). Also
your 'lspci -vvv' from dom0 _and_ from your guest.

Lastly, also include you /var/log/xen/qemu-* file.

Thank you.

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