[vfio-users] can't get my video card to connect to my vm

[Alex Williamson]

On Mon, Mar 7, 2016 at 11:22 AM, Stein van Broekhoven <stein at aapjeisbaas.nl>
wrote:

> Thanks that got me a bit further.
>  dmesg | grep AMD-Vi
> [    0.233077] [Firmware Bug]: AMD-Vi: IOAPIC[9] not in IVRS table
> [    0.233083] [Firmware Bug]: AMD-Vi: IOAPIC[10] not in IVRS table
> [    0.233087] [Firmware Bug]: AMD-Vi: No southbridge IOAPIC found
> [    0.233090] AMD-Vi: Disabling interrupt remapping
> [    1.901086] AMD-Vi: Found IOMMU at 0000:00:00.2 cap 0x40
> [    1.917421] AMD-Vi: Lazy IO/TLB flushing enabled
>
> Any starting point where I can find info on how to get iommu remapping in
> my kernel?
>

Firmware bug... BIOS update?  This is not blocking you though, it just
means you need to use the allow_unsafe_interrupts module option.  You'd hit
the same problem with the fglrx driver claiming the interrupt even if you
had interrupt remapping working.
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