On Thu, Feb 12, 2026 at 05:22:34PM +0100, Marek Marczykowski-Górecki wrote:
> On Thu, Feb 12, 2026 at 05:16:45PM +0100, Roger Pau Monné wrote:
> > On Thu, Feb 12, 2026 at 04:32:56PM +0100, Marek Marczykowski-Górecki wrote:
> > > On Thu, Feb 12, 2026 at 04:11:50PM +0100, Roger Pau Monné wrote:
> > > > On Tue, Feb 10, 2026 at 07:06:20PM +0100, Marek Marczykowski-Górecki 
> > > > wrote:
> > > > > Hi,
> > > > > 
> > > > > Recently I started testing compatibility with Intel Lunar Lake. This 
> > > > > is
> > > > > the first one that uses "xe" instead of "i915" Linux driver for iGPU.
> > > > > I test it with Qubes OS 4.3, which uses Xen 4.19.4 and PV dom0 running
> > > > > Linux 6.17.9 in this test.
> > > > 
> > > > Not sure it's going to help a lot, but does using a PVH dom0 make any
> > > > difference?
> > > 
> > > Yes, it makes a difference. I end up with black screen as soon as dom0
> > > starts... And due to unrelated bug (in xhci console code?), I don't have
> > > kernel messages :/
> > 
> > Hm, that's ... very helpful.  We should fix the xhci stuff so we know
> > what's going on there.  Is the xhci bug also PVH only, or PV is
> > equally affected?
> 
> XHCI console works just fine with PV dom0. But I just noticed I had
> older Xen binary there today, will re-test on the same 4.19.4 again. And
> then will submit separate bug report (even if that's likely be me fixing
> it anyway).

OK, could you also post whatever output you get when using a PVH dom0
with `sync_console` added to the Xen command line?

Thanks, Roger.

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