[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] GPLPV + Xen Unstable BSOD
> On 25/02/2009 02:48, "James Harper" <james.harper@xxxxxxxxxxxxxxxx> wrote: > > > My Xen Signature is 'XenVMMXenVMM', and my Hypercall area is page > > aligned. Any suggestion as to why you might be getting 'Microsoft Hv'? I > > suspect that maybe Xen unstable is trying to make itself look like a > > Microsoft HyperV system so that Windows behaves a bit better, but > > obviously that has introduced other problems. Can you turn that off? You > > might ultimately need it turned on but if you turn it off and it works I > > will be a bit more certain about the problem. > > Probably 'viridian=1' is in the domain config file. So that can simply be > removed to revert to old CPUID behaviour. Or even explicitly put > 'viridian=0' in the config file. Andrew: Can you please try with that option? > > > For a start I probably need to validate the Signature and EAX (version?) > > values returned and fail to install instead of crashing... > > You should be searching for Xen's own CPUID signature by searching the > leaf > range 0x40000000-0x40001000 with a stride size of 0x100. See > tools/firmware/hvmloader/hvmloader.c:init_hypercalls(). > I looked in unmodified-drivers/platform_pci.c and found the same thing. Is there a document anywhere that describes the changes between -3.3 and -unstable? Anything else you can think of that might catch me out? Thanks James _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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