Re: bin/38667: cpuctl does not properly deal with AMD Phenom

[Chris Gilbert <chris%dokein.co.uk@localhost>]

The following reply was made to PR bin/38667; it has been noted by GNATS.

From: Chris Gilbert <chris%dokein.co.uk@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost, 
paul%whooppee.com@localhost
Subject: Re: bin/38667: cpuctl does not properly deal with AMD Phenom
Date: Sat, 17 May 2008 20:31:25 +0100

 Paul Goyette wrote:
 > The following reply was made to PR bin/38667; it has been noted by GNATS.
 > 
 > From: Paul Goyette <paul%whooppee.com@localhost>
 > To: Chris Gilbert <chris%dokein.co.uk@localhost>
 > Cc: gnats-bugs%NetBSD.org@localhost, gnats-admin%netbsd.org@localhost, 
 > netbsd-bugs%netbsd.org@localhost
 > Subject: Re: bin/38667: cpuctl does not properly deal with AMD Phenom
 > Date: Sat, 17 May 2008 05:45:52 -0700 (PDT)
 > 
 >  On Sat, 17 May 2008, Chris Gilbert wrote:
 >  
 >  >>  +       case 0x01:
 >  >>  +               switch (model) {
 >  >>  +                       case 0x02:
 >  >>  +                               ret = "Phenom";
 >  >
 >  > I think this would have to actually be "Family 10h", as Opteron's also
 >  > report the same cpuid.  See page 5 of:
 >  > 
 > http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/41322.pdf
 >  >
 >  > If you're ok with that I'll check in the change.
 >  
 >  Hmmm, when all this was still in-kernel we were able to differentiate 
 >  (or at least, unambiguously identify my quad-core Phenom).
 >  
 >  Here's the dmesg output from previous 4.99.60 kernel:
 >  
 >    cpu0 at mainbus0 apid 0: (boot processor)
 >    cpu0: AMD Phenom(tm) 9600 Quad-Core Processor, 2310.80 MHz
 >          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 That's not actually the kernel.  That's the embedded ID string in the 
 CPU that has the branding info.  My quad-core also had an AMD unknown 
 CPU (or similar) line in the output.
 
 Thanks,
 Chris