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

John Baldwin jhb at FreeBSD.org
Wed May 22 19:59:21 UTC 2019


On 5/22/19 12:12 PM, Conrad Meyer wrote:
> On Wed, May 22, 2019 at 11:06 AM Andriy Gapon <avg at freebsd.org> 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 MCA.  It's a set of AMD Fam17h MCA extensions.

How is it different aside from using different MSR numbers (which seems
a bit gratuitous if that is really all the change is).

-- 
John Baldwin


More information about the svn-src-head mailing list