From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail84-ash-R.bigfish.com (mail-ash.bigfish.com [206.16.192.253]) (using TLSv1 with cipher EDH-RSA-DES-CBC3-SHA (168/168 bits)) (Client CN "*.bigfish.com", Issuer "*.bigfish.com" (not verified)) by ozlabs.org (Postfix) with ESMTP id 3C0E767A05 for ; Wed, 8 Jun 2005 08:07:59 +1000 (EST) Message-ID: <42A61693.6040707@xilinx.com> Date: Tue, 07 Jun 2005 14:50:11 -0700 From: Peter Ryser MIME-Version: 1.0 To: Sanjay Bajaj References: <0007F077BB3476449151699150E8FEA21A7BA4@exchange.tsi-telsys.com> In-Reply-To: <0007F077BB3476449151699150E8FEA21A7BA4@exchange.tsi-telsys.com> Content-Type: text/plain; charset=us-ascii; format=flowed Cc: linuxppc-embedded@ozlabs.org Subject: Re: root fs mount issue: Xilinx System ACE on PCI bus List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Is "Root on NFS" disabled? - Peter Sanjay Bajaj wrote: >Hi! Gurus, > >Need some help in understanding root fs mounting. The setup we have here is our hardware has Xilinx Virtex II pro chip that has System ACE hardware connected to a compact flash. The Virtex II Pro is connected to Local PCI bus which is run by PPC 440GX processor. I have ported the driver for xsysace from ml300 config to our hardware (From OPB to PCI). When I boot over nfs, I can easily mount the partictions on the compact flash. The nodes in /dev directory are: > >brw-r--r-- 1 root root 254, 0 Jun 3 13:04 xsysacea >brw-r--r-- 1 root root 254, 1 Jun 3 13:04 xsysacea1 >brw-r--r-- 1 root root 254, 2 Jun 3 13:04 xsysacea2 > >When I try to boot from the commpact flash, the kernel panics. The edited boot listing is as follows: > >=> bootm >... >... >Kernel command line: root=/dev/xsysacea2 rw console=ttyS0,9600 mem=128M >... >... >Partition check: > xsysacea: xsysacea1 xsysacea2 >System ACE at 0xFFFC1000 mapped to 0xD2070000, irq=26, 500472KB >... >... >VFS: Cannot open root device "xsysacea2" or 00:00 >Please append a correct "root=" boot option >Kernel panic: VFS: Unable to mount root fs on 00:00 > <0>Rebooting in 180 seconds.. > >------- > >What am I missing here? Any help is appreciated. >Thanks, >Sanjay >_______________________________________________ >Linuxppc-embedded mailing list >Linuxppc-embedded@ozlabs.org >https://ozlabs.org/mailman/listinfo/linuxppc-embedded > > > >