Re: 82801G_HDA in hdaudiodevs

[Antti Kantee <pooka%iki.fi@localhost>]

On 14/06/15 13:48, Robert Millan wrote:
> El 14/06/15 a les 15:10, Antti Kantee ha escrit:
> > 2) hdaudio doesn't work on a regular NetBSD installation under qemu
> > (and probably virtualbox too, though I didn't test with virtualbox)
>
> Just FTR, I had trouble with auich(8) + Rump + Linux-UIO not propagating
> interrupts on Virtualbox due to shared IRQs.
>
> I suspect it might be a Virtualbox bug, as I couldn't reproduce the
> problem anywhere other than Vbox, and I didn't
> investigate further as I found a simple workaround (attached, maybe
> someone will find it useful).

uio_pci_generic+interrupts is not a happy place.  For example, the 
maintainers have refused patches to enable MSI because it would make 
in-kernel uio driver useful.  well, maybe the rejection wasn't quite 
phrased like that, but that was the essence.

Ok, interrupts aren't a happy place, but now we're getting sidetracked ;)