From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:45975) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QcGqq-0003z0-LD for qemu-devel@nongnu.org; Thu, 30 Jun 2011 09:00:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QcGqo-0002L1-KU for qemu-devel@nongnu.org; Thu, 30 Jun 2011 09:00:12 -0400 Received: from e28smtp06.in.ibm.com ([122.248.162.6]:54265) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QcGqn-0002Iz-Ms for qemu-devel@nongnu.org; Thu, 30 Jun 2011 09:00:10 -0400 Received: from d28relay05.in.ibm.com (d28relay05.in.ibm.com [9.184.220.62]) by e28smtp06.in.ibm.com (8.14.4/8.13.1) with ESMTP id p5UD05YW015613 for ; Thu, 30 Jun 2011 18:30:05 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay05.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p5UD045A2748630 for ; Thu, 30 Jun 2011 18:30:05 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p5UD04ws025492 for ; Thu, 30 Jun 2011 18:30:04 +0530 Message-ID: <4E0C7354.2030009@in.ibm.com> Date: Thu, 30 Jun 2011 18:30:04 +0530 From: Suzuki Poulose MIME-Version: 1.0 References: <4E0C68DB.1050705@in.ibm.com> <20110630123223.GA1955@edde.se.axis.com> In-Reply-To: <20110630123223.GA1955@edde.se.axis.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] Setting up PPC440 Virtex Image for Qemu List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Edgar E. Iglesias" Cc: qemu-devel@nongnu.org On 06/30/11 18:02, Edgar E. Iglesias wrote: > On Thu, Jun 30, 2011 at 05:45:23PM +0530, Suzuki Poulose wrote: >> Hi, >> >> I am working on enabling the KEXEC on PPC440 chipsets. To debug my patches, >> I would like to use the Qemu. The only available PPC440 support in Qemu is >> for the ppc-virtex. (Thanks for adding the support). >> >> I was trying to use the default image provided at >> >> http://wiki.qemu.org/download/ppc-virtexml507-linux-2_6_34.tgz >> >> However I cannot get the network up for the board to use the nfs root file >> system. > > Hi, > > The problem is that there is no model of the LL-TEMAC in qemu, the one in > the refdesign beeing emulated. An easy way out is probably to connect > a xilinx,ethlite instead. You'll need to modify both QEMU and the dtb. > > IIRC, the dtb published with the image has the lltemac removed. > > I've got a working LL-temac model here, will try to post it this weekend. > Or if you're interested in hacking on it, I could probably code dump it as > is. Edgar, Thanks a lot for the quick reply. >> >> Is there something I can do to get the networking up ? I think this may need to >> be fixed in the dtb. >> >> Or is there any other mechanism to use a different file system ? >> ( I have the tool chain to build the kernel etc) > > > Another way is to create ramdisks with all the stuff you need and just > not use networking. Thats how the image from the wiki does it. I think I can try this option. By the way, could you pass on the steps to attach the ramdisks to the image ? Thanks Suzuki