svn commit: r348109 - in head/sys/x86: include x86

[Andrew Gallatin]

On 2019-05-22 13:09, Andriy Gapon wrote:
> On 22/05/2019 16:44, Andrew Gallatin wrote:
>>    This is needed for AMD SMCA processors, as SMCA uses different
>>    MSR address for access MCA banks.
> 
> Just curious, what is SMCA?
> 
> 

" Scalable Machine Check Architecture "

See 
https://www.nextplatform.com/2017/07/12/heart-amds-epyc-comeback-infinity-fabric/

Drew