Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753781Ab3CQANv (ORCPT ); Sat, 16 Mar 2013 20:13:51 -0400 Received: from mail-ob0-f176.google.com ([209.85.214.176]:59225 "EHLO mail-ob0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752105Ab3CQANt (ORCPT ); Sat, 16 Mar 2013 20:13:49 -0400 MIME-Version: 1.0 In-Reply-To: References: <1362666556-10036-1-git-send-email-yxlraid@gmail.com> Date: Sat, 16 Mar 2013 18:13:48 -0600 Message-ID: Subject: Re: [PATCH 2/2] PCI: fix system hang issue of Marvell SATA host controller From: Myron Stowe To: Xiangliang Yu Cc: Bjorn Helgaas , yxlraid , "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1287 Lines: 32 On Thu, Mar 14, 2013 at 9:03 AM, Myron Stowe wrote: > On Wed, Mar 13, 2013 at 3:40 AM, Xiangliang Yu wrote: >> Hi, Bjorn >> >>> >> > Now, the situation is like this: >>> >> > I captured the PCIE trace with analyzer and found that 1st BE is 0x1111 >>> >> > when >>> >> > accessing IO port space. But 9125 spec has some limitation, and the BE >>> >> > must >>> >> > be >>> >> > 0x0100, to access the 2nd byte only. So, the chip will go to bad. >>> >> >>> >> Great, this is new, interesting, data. Is the 9125 spec publicly >>> >> accessible and/or could you elaborate on the "some limitation" >>> >> comment? >>> > 9125 spec is publicly accessible. >> If you can't see the pic, please open the attachment. Thanks! > > Neither Bjorn nor myself could see the pic (from the previous thread > or this thread's attachment). > >> >> Just an FYI that I proposed a different tact at https://lkml.org/lkml/2013/3/16/168. For those following this thread you may want to start following that thread also. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/