Re: [Qemu-devel] [RFC PATCH v2 1/3] virtio-bus : Introduce VirtioBus.

[Stefan Hajnoczi]

On Fri, Nov 23, 2012 at 03:21:30PM +0100, Konrad Frederic wrote:
> On 23/11/2012 13:23, Stefan Hajnoczi wrote:
> >On Thu, Nov 22, 2012 at 03:50:50PM +0100, address@hidden wrote:
> >>+struct VirtioBusInfo {
> >This is defining an ad-hoc interface.  QOM has support for interfaces so
> >that a virtio-pci adapter brovides a VirtioBindingInterface which
> >VirtioBus can talk to intead of using VirtioBusInfo.
> Can you point me to example in the tree to see how this QOM
> interfaces work ?

hw/stream.h and hw/stream.c

A StreamSlave has one method:

    void (*push)(StreamSlave *obj, unsigned char *buf,
                 size_t len, uint32_t *app);

The xlnx.axi-ethernet device in hw/xilinx_axienet.c is an example of a
class that implements the StreamSlave interface.

Stefan