Re: [Xen-devel] OASIS Virtual I/O Device (VIRTIO) TC

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Aug 15, 2013 at 02:37:28PM +0100, Wei Liu wrote:
> On Tue, Aug 13, 2013 at 08:41:28PM +0200, Daniel Kiper wrote:
> > Hi,
> > 
> > I was appointed by Xen Advisory Board to OASIS Virtual I/O Device
> > (VIRTIO) TC as a memeber. I will oversee its work from Xen point
> > of view, however, deliverables will be as much as possible
> > "virtualization platform" agnostic.
> > 
> > According to [1]:
> > 
> > The goal of the OASIS Virtual I/O Device (VIRTIO) TC is to simplify
> > virtual devices, making them more extensible and more recognizable.
> > 
> > [...]
> > 
> > The TC intends to define formal specifications for virtual device buses
> > (including PCI) for a variety of devices, including network devices.
> > Specification development will be based upon the "Virtio PCI Card
> > Specification" [2] v0.9.5, seeking solutions that support portability,
> > simplicity, least-surprise for driver authors, extensibility, and
> > performance. The specification will also document existing
> > implementations and practice.
> > 
> 
> How is Xen PV driver fit in this? Xen PV doesn't have virtual PCI bus.

You should know that better than anybody else I think :-)

One could implement an PCI over XenBus I suppose. Or just write an
XenBus PCI driver that would do all the neccessary things to respond
to the proper commands.
> 
> Wei.
> 
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