Re: [Xen-devel] Blank screen while loading AMD/ATI graphics driver (fglrx) in Dom0 (Linux 3.0/3.2) with Xen 4.1/4.2

[Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>]

> graphics cards. I could install the fglrx graphics driver on my desktop
> machine with a discrete graphics card (Radeon HD 5870), but I see a blank
> screen while loading fglrx on my AMD Fusion E350 machine with integrated
> graphics card (Radeon HD 6310). The graphics driver loads fine when the
> Linux kernel runs alone not as Dom0. I am using the latest driver from AMD's
> website (ATI Catalyst 12.1).

So try the open source one - then you might at least be able to debug the
problem.

> I also see the following towards the end of xm dmesg on Fusion, I wonder if
> this is related:
> (XEN) traps.c:2559:d0 Domain attempted WRMSR 00000000c0010004 from
> 0x0000000000000000 to 0x000000000000abcd.
> (XEN) APIC error on CPU0: 00(80)
> 
> Does any one have a reason / solution, please?

Ask AMD - they have the Xen code, nobody else has their bits.

Alan

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