Messages in this thread | | | Date | Tue, 17 Nov 2009 08:43:45 -0800 | From | "H. Peter Anvin" <> | Subject | Re: i686 quirk for AMD Geode |
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On 11/17/2009 06:34 AM, Lennart Sorensen wrote: > On Tue, Nov 17, 2009 at 11:59:29AM +0000, Alan Cox wrote: >>> Trying rdmsr from msr-tools 1.2 gives me: >>> >>> # ./rdmsr -x 0x00001810 >>> rdmsr: CPU 0 cannot read MSR 0x00001810 >>> >>> Hmm, now what? >> >> Beats me - I thought the region registers were read/write. > > Actually it seems I can't read any MSRs on it. > > Using the same kernel, same msr module, same rdmsr on a Geode LX system > works fine. I can read MSRs no problem. Seems the msr module isn't > working on the Geode SC1200 (and hence possibly the GX1). >
That would seem highly unlikely ... unless the MSR flag isn't exposed in CPUID.
-hpa
-- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
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