From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Subject: Re: Some test results on Xen 4.0 and 2.6.31 / 2.6.32 pvops kernels Date: Thu, 8 Apr 2010 23:12:06 +0300 Message-ID: <20100408201206.GF1878@reaktio.net> References: <4BBE27CA.5090607@goirand.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Carsten Schiers Cc: jeremy , xen-devel , "konrad.wilk" List-Id: xen-devel@lists.xenproject.org On Thu, Apr 08, 2010 at 09:46:58PM +0200, Carsten Schiers wrote: > > PCI controller / 2nd Function? / working in xen/master-2.6.32.13, not > working on xen/stable-2.6.32 on Xen 3.4.1 > ------------------------------------------------------------------------ > --------------------------------------- > > It will allow passthrough of all mentioned devices except one of the PCI > controllers. It will not be detected. Using > xm pci-attach will produce an error: > > troi kernel: [ 23.862294] ehci_hcd 0000:00:01.1: device not > available because of BAR 0 [0xfc102000-0xfc1020ff] collisions > troi kernel: [ 61.942809] ohci_hcd 0000:00:01.0: device not > available because of BAR 0 [0xfc104000-0xfc104fff] collisions > > I first tried only with the 2nd function (or whatever it is called), but > as you see, we have the same error with both put into > the DomU. > Have you seen this wiki page?: http://wiki.xensource.com/xenwiki/XenPCIpassthrough Try the "I get "non-page-aligned MMIO BAR" error when trying to start the guest" thing.. maybe it helps? > > powernow-k8 in pvops Dom0 doesn't work any longer with Xen 4.0 > -------------------------------------------------------------- > > I found this in the logs, not idea currently what Xen 3.4.1 with pvops > or Xen 4.0 with 2.6.18 kernel would say. > > data kernel: [ 9.030558] powernow-k8: Found 1 AMD Athlon(tm) Dual > Core Processor 4050e processors (2 cpu cores) (version 2.20.00) > data kernel: [ 9.030955] [Firmware Bug]: powernow-k8: No compatible > ACPI _PSS objects found. > data kernel: [ 9.030957] [Firmware Bug]: powernow-k8: Try again > with latest BIOS. > I think xen.git xen/stable-2.6.32.x is still missing the acpi powermanagement patches.. -- Pasi