[vfio-users] Ryzen/X370 Chipset and IOMMU Groups

[Nick Sarnie]

Yeah, that is unfortunate.

Thanks for helping with this issue. I've sent a ticket to Asus, but I'm not
expecting much. Then again, I felt the same way and Gigabyte actually sent
me a fixed bios, so who knows.

I'll keep you updated.

Thanks again,
Sarnex

On Fri, Mar 10, 2017 at 1:37 PM, Alex Williamson <
alex.l.williamson at gmail.com> wrote:

> On Fri, Mar 10, 2017 at 11:05 AM, Nick Sarnie <commendsarnex at gmail.com>
> wrote:
>
>> Hi Alex,
>>
>> I don't see either of the options. I couldn't find Common Options at all,
>> and here's a screenshot of the CBS settings:
>>
>> https://i.imgur.com/9hQUHX0.jpg
>>
>> Is this something I should ask Asus to add?
>>
>
> I suppose it wouldn't hurt to try to start the discussion with Asus.  The
> video I found was this one:
>
> https://youtu.be/pipR5xhrLo0?t=20
>
> At that start time you can see an NBIO Common Options menu on an ASRock
> system, but I never saw him open it and I couldn't find any documentation
> on what might be in there in an asrock mb manual (not an endorsement for
> asrock, perhaps they just have a BIOS more similar to the AMD sample
> implementation).  If AMD put it into a menu of debug options, it's really
> no surprise that consumer firmware dropped it.  Too bad.  This feels like a
> repeat of the difficulty we had trying to find motherboards that allowed
> the IOMMU to be enabled when AMD-Vi came out.  I wonder if AVIC requires
> yet another BIOS option that consumers will need to gamble with.
>
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