[Qemu-devel] Re: [PATCH] Add VirtIO Frame Buffer Support

[Alexander Graf]

On 03.11.2009, at 07:21, Avi Kivity wrote:

> On 11/03/2009 12:09 AM, Alexander Graf wrote:
> > When we want to create a full VirtIO based machine, we're still  
> > missing
> > graphics output. Fortunately, Linux provides us with most of the  
> > frameworks
> > to render text and everything, we only need to implement a transport.
> >
> > So this is a frame buffer backend written for VirtIO. Using this  
> > and my
> > patch to qemu, you can use paravirtualized graphics.
>
> What does this do that cirrus and/or vmware-vga don't?

Work on non-MMIO machines.

> > This is especially important on machines that can't do MMIO, as all  
> > current
> > graphics implementations qemu emulates I'm aware of so far fail here.
>
> s390 virtual desktops?

Well - have you ever tried installing SLES / RHEL on an S390? If not,  
give it a shot and comment again :-)

Alex