RE: [Xen-devel] RE: GPL Win PV driver issues

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

Assuming nothing has changed in the last 6 months or so, the DDK is
available at no cost on the MS web site, but it is a bit tricky to track
down.

Have another look around...

James

> -----Original Message-----
> From: Brian Wolfe [mailto:brianw@xxxxxxxxxxxx]
> Sent: Wednesday, 2 January 2008 06:06
> To: James Harper
> Cc: xen-devel
> Subject: RE: [Xen-devel] RE: GPL Win PV driver issues
> 
> I wish I could help out a bit by compiling for nt2k pro but
> unfortunately MS wants me to buy their developers subscription for
$1k+
> USD. 8-( I can't afford that kind of cash. *sigh*
> 
> If anyone can front me the necessary installables for compiling the
> windows PV drivers I'm willing to have a go at helping out. :)
> 
> 
> On Sat, 2007-12-15 at 09:17 +1100, James Harper wrote:
> > >
> > > I've been thinking about this. Isn't it possible to allow both
QEMU
> > and
> > > PV devices to exist, and create a combined HW/PV driver? I.e., a
> > driver
> > > for both the emulated device under Windows (as a later version
than
> > the
> > > one shipped in Windows). Then, if really running under Xen, the
driver
> > > instructs dom0 to optionally terminate the QEMU server side and
use
> > the
> > > PV approach for communication.
> > >
> > > As the emulated devices are well understood (and there's QEMU's
> > source),
> > > would this be hard to do?
> > >
> >
> > The way I've implemented the driver for the Xen PCI device is that
it
> > becomes a bus driver and enumerates the things under 'devices' in
> > xenstore (eg vbd, vif, console) and then drivers attach to those.
> >
> > For your idea to work, a single driver would need to attach to both
the
> > emulated PCI disk/network adapter, and the Xen PV device. I don't
think
> > this is possibly under the windows driver model.
> >
> > But I've only been writing windows drivers for a few months now, so
> > there's probably a lot of stuff I don't know :)
> >
> > James
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel