From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from kuber.nabble.com (kuber.nabble.com [216.139.236.158]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 307C8DDD04 for ; Tue, 20 Nov 2007 11:08:08 +1100 (EST) Received: from isper.nabble.com ([192.168.236.156]) by kuber.nabble.com with esmtp (Exim 4.63) (envelope-from ) id 1IuGeq-0004Dy-3S for linuxppc-embedded@ozlabs.org; Mon, 19 Nov 2007 16:08:04 -0800 Message-ID: <13848328.post@talk.nabble.com> Date: Mon, 19 Nov 2007 16:08:03 -0800 (PST) From: abhi_linux To: linuxppc-embedded@ozlabs.org Subject: Re: 2.6 kernel hangs after loading device tree In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii References: List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hello Did u get a solution to this? I have similar issues. How do u enable debugging in UBoot? Thanks charanya venkatraman wrote: > > Hi all > Sorry about the previous mail.Got sent by mistake. > > Iam using the 2.6.22.5 kernel on MPC 8560 and MPC8540 on my custom > board.Mykernel hangs after loading the device tree in both the > processors .There is > no output on the serial port after loading the device tree.Am using U-boot > 1.2.0 as the bootloader.After enabling debug in u-boot i could see that > the > control is getting transferred to the kernel after which it hangs.Earlier > i > tried using 2.6.21 which also hangs at the same point.The config files > used > were MPC8540ADS_defconfig and MPC8560ADS_defconfig under powerpc > directory. > The changes that were made to the device tree are: > 1.The reg and ranges properties of the soc node have been changed to > account > for the change in CCSRBAR of my board. > 2.Removed the PCI,mdio nodes and ethernet nodes since i dont need support > for these as of now. > > I have tried the following console arguments: > MPC8540: bootargs root=/dev/ram rw console=ttyS0,115200 > MPC8560:bootargs root=/dev/ram rw console=ttyCPM0,115200 > > Any help on this issue?? > > Thanks. > Charanya. > > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded > -- View this message in context: http://www.nabble.com/2.6-kernel-hangs-after-loading-device-tree-tf4348921.html#a13848328 Sent from the linuxppc-embedded mailing list archive at Nabble.com.