From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dor Laor Subject: Re: A question about virtio and KVM Date: Wed, 07 Nov 2007 12:34:06 +0200 Message-ID: <4731949E.8010101@qumranet.com> References: <200711051051.35742.borntraeger@de.ibm.com> <47309D5D.7070703@qumranet.com> <200711071036.29880.borntraeger@de.ibm.com> Reply-To: dor.laor-atKUWr5tajBWk0Htik3J/w@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: carsteno-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org, kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Ian Brown To: Christian Borntraeger Return-path: In-Reply-To: <200711071036.29880.borntraeger-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Christian Borntraeger wrote: > > Am Dienstag, 6. November 2007 schrieb Dor Laor: > > The is my latest (old) branch: > > > > -Kernel repo: git://kvm.qumranet.com/home/dor/src/virtio/kvm > > -Userspace repo: > git://kvm.qumranet.com/home/dor/src/virtio/kvm-userspace > > Use virt-final branch. > > Yes I had a look at these. This code is virtio draft 4 based, right? > Yup, I'll rebase every thing next week. > > > > It is not yet updated to latest virtio & latest kvm. > > This version uses a pci device for virtio. Since I'm think Rusty's > > config space does not matches > > pci config space I might consider changing it. (Preferably not, maybe > > I'll start using it until we'll have the windows > > implementation). > > I'll start work on it on Sunday. > > I currently try to use Rusty's config space as we dont have a PCI bus. > Carsten told me that HPA suggested to split CONFIG_PCI in a way to use > the hardware independent data structures without providing the hardware. > > Carsten do you still remember the full details? > The idea was to have pci like configuration space without actually support pci. This is something that Rusty implemented and just today there is a patch to convert the config space to better match pci space. Anyway you don't really need pci support - exactly like lguest. > > Can you also publish your tree? > > Currently I have no way to publish something via a web page. I could > sent you > patches or the code of our prototype code. Currently it has nothing to > do with > KVM but we try to move more and more into kvm direction. > As the old code was virtio draft 4 based and I just started to work on it > again I currently rebased everything and try to make it work again. > Basically > I currently tried to reuse as much as possible from the lguest code. > Me also stole most of the implementation from lguest. Actually Rusty made virtio V5 implementation based on the lguest too. It is now shared, general virtio code in the kernel. > > > Chrisian > ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/