Re: [PATCH RFC] virtio-spec: flexible configuration layout

Sasha Levin
2011-11-09T12:09:16Z

On Wed, 2011-11-09 at 11:06 +0000, Pawel Moll wrote:
> On Wed, 2011-11-09 at 10:55 +0000, Sasha Levin wrote:
> > On Wed, 2011-11-09 at 10:47 +0000, Pawel Moll wrote:
> > > Yep, it's actually already in 3.2-rc1 (drivers/virtio/virtio_mmio.c) and
> > > in the spec (see Appendix X). And actually the control registers layout
> > > I used was originally based on the PCI "legacy" headers (slightly
> > > simplified), but evolved a bit since. My understanding is that the
> > > changes Michael is proposing affect the PCI device interface only so
> > > they shouldn't affect "my" interface.
> >
> > I didn't know it's in already, might be interesting adding support to it
> > to x86 userspace tools.
>
> Do you mean the qemu or the (non-qemu) KVM tools I know nothing
> about? ;-)

I'll get you in the loop when we add virtio-mmio :)

>
> If qemu, Peter got it already running with virtio_mmio on ARM models
> (not upstream yet as far as I know), but I presume the code would we
> mostly non-ARM specific.
>
> Cheers!
>
> Pawel
>
>

--

Sasha.