Fwd: [Xen-devel] Windows...

[M Afifi <m.afifi@xxxxxxxxx>]

Thanks for the information everyone.  It's a shame that Microsoft are
seeing it mainly as a research opportunity when clearly Xen has
already attracted some rather big players and customers.


On Tue, 18 Jan 2005 07:41:38 +0000, Steven Hand
<Steven.Hand@xxxxxxxxxxxx> wrote:
>
> >Mark A. Williamson wrote:
> >> Since there's VT code being integrated into Xen currently it seems
> >>reasonable to assume that when VT hardware comes out, Windows will Just
> >>Work (TM) but I don't know the concrete plans.  I may be wrong...
> >
> >Well, I think that even if Windows itself can run unmodified, there'd
> >still need to be a virtual BIOS, virtual VGA device, virtual IDE
> >controller, virtual NIC device, etc. They'd need to be emulations of
> >real devices, at least they'd have to be availabe until drivers can be
> >loaded (and written, of course) for Windows that can take over and
> >bypass the emulated devices. So the support for Intel VT/AMD Pacifica is
> >just the first step of many, really.
>
> Some support for fully virtual devices is already checked into the
> -unstable tree (see tools/ioemu). This is useful for start-of-day,
> but in practice for performance one would replace these drivers with
> Xen-aware paravirtualized ones after install.
>
> cheers,
>
> S.
>


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