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xen-devel
Re: [Xen-devel] Problem: Pattern with vertical colored lines on the dom0
On Fri, Sep 17, 2010 at 03:20:11PM +0200, Dietmar Hahn wrote:
> Hi list,
>
> I have a problem with a new laptop (reproducable on other machines too) and
> the
> xen hypervisor.
> When the hypervisor gets booted with VESA mode 800x600 I see some messages and
> then the screen contents is switched into a pattern of vertical colored lines
> and never comes back.
> In text mode all works well, but later the pattern appears when the X servers
> starts.
> I disabled VTd in the bios and now all went fine.
So no VT-d and the you have no trouble even with VESA 800x600? Are there any
errors reported by Xen when you use VT-d? Can you ping the machine even
if the screen is showing vertical lines?
> I saw this first with SLES11 SP1 but could reproduce it with the xen-unstable
> hypervisor.
What about the Linux kernel? Is this happening when you use the PVOPS kernel?
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