From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Fri, 21 Jan 2005 20:41:08 +0000 (GMT) Received: from alpha.total-knowledge.com ([IPv6:::ffff:209.157.135.102]:4787 "EHLO alpha.total-knowledge.com") by linux-mips.org with ESMTP id ; Fri, 21 Jan 2005 20:41:02 +0000 Received: (qmail 27275 invoked from network); 21 Jan 2005 03:09:34 -0800 Received: from c-24-6-216-150.client.comcast.net (HELO ?192.168.0.238?) (24.6.216.150) by alpha.total-knowledge.com with SMTP; 21 Jan 2005 03:09:34 -0800 Message-ID: <41F168DA.60301@total-knowledge.com> Date: Fri, 21 Jan 2005 12:40:58 -0800 From: "Ilya A. Volynets-Evenbakh" Organization: Total Knowledge User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.5) Gecko/20041221 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Giuseppe Sacco CC: linux-mips@linux-mips.org Subject: Re: O2 and 128Mb References: <1105602134.10493.23.camel@localhost> <41E627F8.3010004@total-knowledge.com> <1105605285.10490.52.camel@localhost> <41E6CB5B.6080303@total-knowledge.com> <1106338775.4760.17.camel@localhost> In-Reply-To: <1106338775.4760.17.camel@localhost> X-Enigmail-Version: 0.89.6.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit 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: 6986 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: ilya@total-knowledge.com Precedence: bulk X-list: linux-mips drop the console=tty0 part Giuseppe Sacco wrote: >Il giorno gio, 13-01-2005 alle 11:26 -0800, Ilya A. Volynets-Evenbakh ha >scritto: > > >>Please set up serial console, and find out where kernel crashes. >>It is pretty obvious that happens before gbefb is initialized, but >>after ip32-reset is setup (which sets up timer to blink the LED), >>thus should be able to give you some output on serial port. >> >> > >Sorry for being late, >I tried: I found a laptop equipped with serial port, plugged a nullmodem >serial cable on the laptop serial port and on the serial port labeled "1" >of the O2 machine. I started minicom on the laptop and selected ttyS0, 9600, >8bit, noparity, 1 stop bit. > >Then changed in /etc/arcboot.conf, my append line from >append="root=/dev/sda1" to >append="root=/dev/sda1 console=ttyS0,9600n8 console=tty0" > >shutdown the O2, unplugged power cable, waited, plugged, swithed on. >Then I changed the OSLoadFilename correctly, and typed "boot". > >During the supposed boot, minicom doesn't display *any* character. It >just change the online label from "00:00" to "00:01". Nothing more, > >Then, as already explained, the red led on the SGI O2 starts blinking. > >I then tried the same "append" line with my working kernel and it worked >as expected: writing to both the serial console and the O2 screen. > >How may I better debug the problem? Anyone have a working kernel or, >maybe, a newer arcboot? > >Thanks, >Giuseppe > >Il giorno gio, 13-01-2005 alle 11:26 -0800, Ilya A. Volynets-Evenbakh ha >scritto: > > >>Please set up serial console, and find out where kernel crashes. >>It is pretty obvious that happens before gbefb is initialized, but >>after ip32-reset is setup (which sets up timer to blink the LED), >>thus should be able to give you some output on serial port. >> >>Oh, and what does it have to do with fact you have 128M of RAM? >>Giuseppe Sacco wrote: >> >> >> >>>Il giorno mer, 12-01-2005 alle 23:49 -0800, Ilya A. Volynets-Evenbakh ha >>>scritto: >>> >>> >>> >>> >>>>"Cannot boot" is not very good describtion of the problem. >>>> >>>> >>>> >>>> >>>> >>>You are right. >>>Arcboot is Debian version 0.3.8.4. I select the stanza arcboot should >>>use, with 'setenv OSLoadFilename " and the kernel is loaded. >>>Then it s ran and the only change I see is the red led blinking. The >>>screen messages are: >>> >>>Loading program segment 1 at 0x80004000, offset=0x4000, size = 0x3df086 >>>Zeroing memory at 0x803e3086, size = 0x2bf9a >>>Starting 32-bit kernel >>> >>>Bye, >>>Giuseppe >>> >>> -- Ilya A. Volynets-Evenbakh Total Knowledge. CTO http://www.total-knowledge.com