[vfio-users] nvidia

[Roger Lawhorn]

providing a rom manually is the one thing i have not tried.
ok, i will give it a shot.


On 7/7/20 7:12 PM, Alex Williamson wrote:
> On Tue, Jul 7, 2020 at 4:33 PM Roger Lawhorn <rll at twc.com 
> <mailto:rll at twc.com>> wrote:
>
>     Hello,
>     I have an nvidia 980 ti oc 6gb card.
>     I cannot use it with qemu as a passthrough card.
>     I have had to passthrough my amd cards only.
>     I have read of nvidia making it impossible to use some of their
>     cards in
>     virtual machines.
>     Is this true? Is there a workaround?
>     I had a laptop with a nvidia 880m optimus and it worked fine.
>
>     The card stops at the option rom (if you use debug mode you can
>     see this).
>     So, this is not where I get to windows and then have an issue.
>     Windows cannot even start booting.
>
>
>
> Have you followed any guides or howtos for this? Keywords like "vfio", 
> "nvidia", "geforce" turn up thousands of hits on google.  I've done a 
> talk on it, that plus more hands on videos from others are also on 
> youtube.  Optimus is generally much harder to get working than 
> discrete cards. Stopping at the option ROM might mean we're not 
> reading it properly from the GPU, it might need to be provided 
> separately.  There are all sorts of guides online to do that as well.  
> Thanks,
>
> Alex

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