From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH 1/3] iommu/amd: Add logic to decode AMD IOMMU event flag Date: Tue, 2 Apr 2013 16:40:37 +0200 Message-ID: <20130402144037.GE5488@pd.tnic> References: <1364428283-2548-1-git-send-email-suravee.suthikulpanit@amd.com> <20130402143335.GB15687@8bytes.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130402143335.GB15687-zLv9SwRftAIdnm+yROfE0A@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: Joerg Roedel Cc: 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 04:33:36PM +0200, Joerg Roedel wrote: > Hi Suravee, > > On Wed, Mar 27, 2013 at 06:51:23PM -0500, suravee.suthikulpanit-5C7GfCeVMHo@public.gmane.org wrote: > > From: Suravee Suthikulpanit > > > > Add logic to decode AMD IOMMU event flag based on information from AMD IOMMU specification. > > This should simplify debugging IOMMU errors. Also, dump DTE information in additional cases. > > The patch in general makes sense to have, but I have a couple of > comments. 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) Thanks. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. -- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932398Ab3DBOkl (ORCPT ); Tue, 2 Apr 2013 10:40:41 -0400 Received: from mail.skyhub.de ([78.46.96.112]:52460 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932171Ab3DBOkk (ORCPT ); Tue, 2 Apr 2013 10:40:40 -0400 Date: Tue, 2 Apr 2013 16:40:37 +0200 From: Borislav Petkov To: Joerg Roedel Cc: suravee.suthikulpanit@amd.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] iommu/amd: Add logic to decode AMD IOMMU event flag Message-ID: <20130402144037.GE5488@pd.tnic> Mail-Followup-To: Borislav Petkov , Joerg Roedel , suravee.suthikulpanit@amd.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org References: <1364428283-2548-1-git-send-email-suravee.suthikulpanit@amd.com> <20130402143335.GB15687@8bytes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20130402143335.GB15687@8bytes.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 02, 2013 at 04:33:36PM +0200, Joerg Roedel wrote: > Hi Suravee, > > On Wed, Mar 27, 2013 at 06:51:23PM -0500, suravee.suthikulpanit@amd.com wrote: > > From: Suravee Suthikulpanit > > > > Add logic to decode AMD IOMMU event flag based on information from AMD IOMMU specification. > > This should simplify debugging IOMMU errors. Also, dump DTE information in additional cases. > > The patch in general makes sense to have, but I have a couple of > comments. 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) Thanks. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --