[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: [Qemu-devel] Graphics Device Passthrough

From: Stefano Stabellini
Subject: RE: [Qemu-devel] Graphics Device Passthrough
Date: Mon, 24 May 2010 09:59:51 +0100
User-agent: Alpine 2.00 (DEB 1167 2008-08-23)

On Sun, 23 May 2010, address@hidden wrote:
> In the options for qemu, I did see an option that allowed me to define a host 
> bus:dev:fn number to be accessible to the guest. This was not one of the USB 
> options I believe. So I assumed some kind of pass-through support is present.
> For a PCI pass-through, we probably would not need to emulate the device 
> completely (or else what is the need of pass-through). We can emulate just a 
> few of the capabilities, and the command/INT registers that are needed to be 
> emulated. Even VMware pass-throughs the rest AFAIK. I didn’t realize qemu-kvm 
> did not have this support yet.
> PS: I have read papers that read about similar experiments people have 
> carried on qemu. Didn't realize no code was checked back in the source tree. 
> Thanks for letting me know.

Xen supports graphic device passthrought since version 4.0, if you are
interested the wiki page is here:


depending on the device you want to passthrough it might be easy or very
difficult though...

reply via email to

[Prev in Thread] Current Thread [Next in Thread]