From mboxrd@z Thu Jan 1 00:00:00 1970 From: Carsten Schiers Subject: AW: RE: RE: RE: RE: RE: No C-States any longer... Date: Thu, 16 Jun 2011 08:22:22 +0200 Message-ID: <2528978.431308205342002.JavaMail.root@uhura> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Return-path: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "Tian, Kevin" , mark.langsdorf@amd.com Cc: xen-devel , Ian Campbell , "Yu, Ke" List-Id: xen-devel@lists.xenproject.org >In your case there's no _CST found, and then no PBLK found. The only thing that are giveing me hope are: - it worked once (Xenified 2.6.18.8) - FADT contains C2/C3 Latency information (_CST Support is 00 BTW) >do you mean the latest PVOPS from Konzad? I don't think Cstate/Pstate patches >have been carried there, which still stay in Jeremy's tree. Currently I tried with stable 2.6.32.x from Jeremy and Debian Squeeze, as Konrad said, his 2.6.39.x would expose C-States for him, what did not before, I will try his 2.6.39.x next. I can check this and native boot results tonight. >Since this is the AMD box which I'm not familiar with, also CC Mark here who is >the owner for power management on AMD boxes. Mark, I realy hope you have an idea. This is - by the way - the X3 400e I just bought because I never succeeded in getting TSC hickup-free >2.6.18 systems with my 4050e, you eventually remember...? Carsten.