Re: [Qemu-devel] Virtio_PCI device driver code

[Brian Jackson]

On Wed, 14 Mar 2012 08:38:04 -0500, Abhinav Pundir  
<address@hidden> wrote:

> Hello all I am very much new to the world of KVM and Qemu.
> I am trying to make a communication possible between the Guest and the  
> Host.


If you just need to communicate, why not just use virtio-serial  
functionality?


> I have studied how Virtio works but I am still confused how exactly the
> flow will work.
> The front end drivers will communicate to the back end driver by  
> invoking a
> kick function, but which back end driver will be involved in that.
> Also how the back end driver present in the Hypervisor will pass this
> information to the emulated device running in  Qemu.
> I am trying to use virtio_pci.c and some suitable modification, so that  
> the
> back end driver can take that information and that information will
> be available to the Hypervisor.
>
> It will be very useful if somebody can provide me the working code of the
> virtio_pci with all the dependencies in the separate directory, so that I
> will be able to insert that module and the equivalent back-end driver  
> code
> running in the Hypervisor.