From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: [PATCH 1/3] iommu/amd: Add logic to decode AMD IOMMU event flag Date: Tue, 2 Apr 2013 17:03:04 +0200 Message-ID: <20130402150302.GF15687@8bytes.org> References: <1364428283-2548-1-git-send-email-suravee.suthikulpanit@amd.com> <20130402143335.GB15687@8bytes.org> <20130402144037.GE5488@pd.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130402144037.GE5488-fF5Pk5pvG8Y@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Borislav Petkov , suravee.suthikulpanit-5C7GfCeVMHo@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org On Tue, Apr 02, 2013 at 04:40:37PM +0200, Borislav Petkov wrote: > While you guys are at it, can someone fix this too pls (ASUS board with > a PD on it). > > [ 0.220342] [Firmware Bug]: AMD-Vi: IOAPIC[9] not in IVRS table > [ 0.220398] [Firmware Bug]: AMD-Vi: IOAPIC[10] not in IVRS table > [ 0.220451] [Firmware Bug]: AMD-Vi: No southbridge IOAPIC found in IVRS table > [ 0.220506] AMD-Vi: Disabling interrupt remapping due to BIOS Bug(s) That is actually a BIOS problem. I wonder whether it would help to turn this into a WARN_ON to get the board vendors to release working BIOSes. Opinions? Joerg