[edk2-devel] VirtIO sound device in qemu?

Leif Lindholm leif at nuviainc.com
Mon Jun 7 21:33:49 UTC 2021

On Mon, Jun 07, 2021 at 17:16:00 +0200, Laszlo Ersek wrote:
> On 06/07/21 13:40, Michael Brown wrote:
> > On 07/06/2021 05:41, Ethin Probst wrote:
> >> For my audio output protocol (I wonder if we should abbreviate it as
> >> AOP?) I need to get access to VirtIO devices in PCIe configuration
> >> space. However, I can't seem to find a way of telling QEMU to use this
> >> device for audio output. Is there something I missed, or something
> >> that does support this?
> > 
> > Do you mean that you can't find a way to get QEMU to create a Virtio
> > audio device visible to the guest, or that you can't find a way to get
> > QEMU to connect this Virtio device to the host-side audio output?
> My latest (admittedly, quite old) information has been that QEMU does
> not implement a virtio-audio device yet. It's been work in progress.
> Best inquire on qemu-devel, CC'ing the audio subsys maintainers.

An RFC sent out end of April has not yet seen a PATCH, but some


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