From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.chez-thomas.org (mail.mlbassoc.com [65.100.170.105]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 72706E0027E for ; Thu, 27 Sep 2012 09:08:33 -0700 (PDT) Received: by mail.chez-thomas.org (Postfix, from userid 1998) id 6E353F81206; Thu, 27 Sep 2012 10:08:28 -0600 (MDT) X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on hermes.chez-thomas.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=4.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.3.2 Received: from [192.168.1.114] (zeus [192.168.1.114]) by mail.chez-thomas.org (Postfix) with ESMTP id 8804DF81205; Thu, 27 Sep 2012 10:08:27 -0600 (MDT) Message-ID: <506479FF.8050305@mlbassoc.com> Date: Thu, 27 Sep 2012 10:08:31 -0600 From: Gary Thomas User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120827 Thunderbird/15.0 MIME-Version: 1.0 To: meta-ti@yoctoproject.org References: <5061B4F0.3080505@intel.com> <5062B681.20407@intel.com> <5062DC98.20106@intel.com> <5062DDB7.60308@mlbassoc.com> <5062F839.302@intel.com> <5062FB00.7080307@mlbassoc.com> <506307F1.6030303@intel.com> In-Reply-To: Subject: Re: pandaboard not booting X-BeenThere: meta-ti@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Usage and development list for the meta-ti layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Sep 2012 16:08:37 -0000 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2012-09-27 07:55, Khem Raj wrote: > On Thu, Sep 27, 2012 at 6:47 AM, wrote: >> Hi, >> >> as I wrote before, I have an older version. I used the kernel version of that one to start up my new meta-ivi build. It crashed later with a kernel panic, but at least the kernel is running. >> >> After that I compared the two kernel version I have, with mkimage -l. >> >> 1. Kernel version that is working quite well: >> >> mkimage -l uImage >> Image Name: Linux-3.1.0 >> Created: Fri Sep 21 11:25:32 2012 >> Image Type: ARM Linux Kernel Image (uncompressed) >> Data Size: 4144744 Bytes = 4047.60 kB = 3.95 MB >> Load Address: 80008000 >> Entry Point: 80008000 >> >> 2. Kernel version that fails after uncompression: >> >> mkimage -l uImage >> Image Name: Linux-3.1.0 >> Created: Thu Sep 27 07:07:25 2012 >> Image Type: ARM Linux Kernel Image (uncompressed) >> Data Size: 4176432 Bytes = 4078.55 kB = 3.98 MB >> Load Address: 80008000 >> Entry Point: 80008000 >> >> I don't see any major issues here, so I guess I need to check the toolchain as proposed by Enrico. >> > > Download denzil SDK for arm which is gcc 4.6 based and compile kernel > using that and see if that boots. There could be some kernel+toolchain > interaction w.r.t gcc 4.7 which is what is > default in current master/(would be 1.3) release, sometimes gcc > exposes latent bugs in kernel > and at times its wise versa I've tried this kernel on a PandaBoard, built with both GCC-4.7.2 (latest master) and GCC-4.6.3 (~denzil). Both fail during to come up. The next step would be to diagnose this with a JTAG. Sadly, I've not been able to get my XDS100v2 to work with the PandaBoard yet, so it'll have to be someone else to carry this torch. > >> Christian >> >> -----Ursprüngliche Nachricht----- >> Von: ebutera@gmail.com [mailto:ebutera@gmail.com] Im Auftrag von Enrico >> Gesendet: Donnerstag, 27. September 2012 14:07 >> An: Schulenberg Christian, EI-42 >> Cc: meta-ti@yoctoproject.org >> Betreff: Re: [meta-ti] pandaboard not booting >> >> On Thu, Sep 27, 2012 at 1:16 PM, wrote: >>> I'm using the same kernel version as I did before. It's the default kernel 3.1 as configured in the meta-ti layer: ti-ubuntu-3.1.0-1282.11, Revision: a5c60c099296fcfc0c8fa8085c40883971486512 >>> >>> Do you really think it makes sense to switch to a more recent one? >> >> No, but i have no better ideas right now... >> >> You could check if it's a known toolchain bug with that kernel, but i >> think it would be faster to try a newer kernel (from the same >> repository, ti ubuntu integration). >> >> Enrico >> _______________________________________________ >> meta-ti mailing list >> meta-ti@yoctoproject.org >> https://lists.yoctoproject.org/listinfo/meta-ti > _______________________________________________ > meta-ti mailing list > meta-ti@yoctoproject.org > https://lists.yoctoproject.org/listinfo/meta-ti > -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------