From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Wed, 01 Mar 2006 23:06:26 +0000 (GMT) Received: from sorrow.cyrius.com ([65.19.161.204]:35086 "EHLO sorrow.cyrius.com") by ftp.linux-mips.org with ESMTP id S8133711AbWCAXGQ (ORCPT ); Wed, 1 Mar 2006 23:06:16 +0000 Received: by sorrow.cyrius.com (Postfix, from userid 10) id 39A5A64D3D; Wed, 1 Mar 2006 23:14:06 +0000 (UTC) Received: by deprecation.cyrius.com (Postfix, from userid 1000) id D07F986BB; Thu, 2 Mar 2006 00:13:58 +0100 (CET) Resent-From: tbm@cyrius.com Resent-Date: Wed, 1 Mar 2006 23:13:58 +0000 Resent-Message-ID: <20060301231358.GR26088@deprecation.cyrius.com> Resent-To: linux-mips@linux-mips.org Received: by deprecation.cyrius.com (Postfix, from userid 10) id 887B191C2; Thu, 2 Mar 2006 00:12:06 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by sorrow.cyrius.com (Postfix) with ESMTP id D501D64D3E for ; Wed, 1 Mar 2006 22:40:13 +0000 (UTC) Received: from nephila.localnet (i-83-67-53-76.freedom2surf.net [83.67.53.76]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by sorrow.cyrius.com (Postfix) with ESMTP id E11F764D3D for ; Wed, 1 Mar 2006 22:40:04 +0000 (UTC) Received: from pdh by nephila.localnet with local (Exim 4.50) id 1FEZzF-0000Dj-Dx for tbm@cyrius.com; Wed, 01 Mar 2006 22:40:01 +0000 Date: Wed, 1 Mar 2006 22:40:01 +0000 To: Martin Michlmayr Subject: Re: Crash on Cobalt with CONFIG_SERIO=y Message-ID: <20060301224001.GA719@colonel-panic.org> References: <20060120004208.GA18327@deprecation.cyrius.com> <20060120144710.GA30415@linux-mips.org> <20060121010455.GC3514@colonel-panic.org> <20060228165404.GA8442@deprecation.cyrius.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060228165404.GA8442@deprecation.cyrius.com> User-Agent: Mutt/1.5.9i From: Peter Horton X-Virus-Scanned: by amavisd-new-20030616-p10 (Debian) at cyrius.com Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 10711 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: tbm@cyrius.com Precedence: bulk X-list: linux-mips On Tue, Feb 28, 2006 at 04:54:05PM +0000, Martin Michlmayr wrote: > * Peter Horton [2006-01-21 01:04]: > > > > Real Time Clock Driver v1.12a > > > > Cobalt LCD Driver v2.10 > > > > i8042.c: i8042 controller self test timeout. > > > > Unhandled kernel unaligned access[#1]: > > > > > > The i8042 error message is a little surprising. The Cobalt boards afair > > No SuperIO, but there is a bog standard VIA PCI-ISA bridge which > > contains a bog standard PS/2 keyboard controller, which you would have > > thought should just work ... > > That's really interesting. I tried latest git (2.6.16-rc5) to see if > this is still there. First of all, 32-bit is fine, both regarding > i8042 as well as ALSA with a PCI audio card. With a 64-bit kernel, > i8042 appears to be okay now. I get: > > Cobalt LCD Driver v2.10 > i8042.c: i8042 controller self test timeout. > Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled > > and the kernel boots fine. > > I then built ALSA support into the kernel to see whether > http://www.linux-mips.org/archives/linux-mips/2006-01/msg00325.html > disappeared too. I got almost the same oops as the one I got before > because of i8042. > > Peter, does that make any sense to you? I assume your recent PCI fix > may be related. > Those addresses that begin 9b640000 (including the fault address) look very strange. The low 32-bits look like a valid physical address in the PCI space but the top bits definitely don't look right (unless the kernel's playing tricks with unused address bits; I'll have to check the RM523x data sheet to see if they have any effect). Have any of the MIPs experts commented ? > > BadVA : 9b64000001014c87 > P.