From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27907 invoked by alias); 2 Mar 2002 17:17:19 -0000 Mailing-List: contact ecos-discuss-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@sources.redhat.com Received: (qmail 27852 invoked from network); 2 Mar 2002 17:17:18 -0000 Received: from unknown (HELO executor.cambridge.redhat.com) (195.224.55.237) by sources.redhat.com with SMTP; 2 Mar 2002 17:17:18 -0000 Received: from localhost.localdomain (dell-paw-2.cambridge.redhat.com [195.224.55.226]) by executor.cambridge.redhat.com (Postfix) with ESMTP id 71E11ABAF8; Sat, 2 Mar 2002 17:17:16 +0000 (GMT) From: Gary Thomas To: Erik Reikes Cc: eCos Discussion In-Reply-To: References: Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Evolution/1.0 (Preview Release) Date: Sat, 02 Mar 2002 12:16:00 -0000 Message-Id: <1015089437.2376.49.camel@hermes> Mime-Version: 1.0 Subject: Re: [ECOS] PowerPC SMC serial port drivers. X-SW-Source: 2002-03/txt/msg00035.txt.bz2 On Wed, 2002-02-27 at 14:47, Erik Reikes wrote: > I've got a bit of confusion on the allocation of serial ports on the MPC860 > PowerPC processor. > > A little background : > I am using an A&M Viper board to test out some software that is to run on > Ecos. I am using the Redboot that was supplied by A&M in flash. It > defaults to what they are calling serial port 2 but is really hooked up to > SMC1. It appears to me that the other serial port (what they are calling > port 1) is hooked up to SCC port 1. > > I found a couple of messages relating to a port of the SCC for use as a UART > on the diag channel a while back. Did this code ever get rolled into the > CVS tree for Ecos? If so, is there a configuration option I am missing that > enables it? If not was there a reason it didn't? > No, although there has been talk of supporting SCCx ports, we've never received any contributions in this area. At this time, SCCx is not supported, sorry. > I have a need for the extra serial port, so I may just have to write/modify > a driver to talk to it. > It shouldn't be too hard. > I suppose my other option is to get the ethernet debugging going and use > SMC1 as my data port. It seems my DHCP server doesn't respond to the bootp > requests from redboot, but I haven't tried very hard to figure this one out > yet. The network should work fine (it does for me). One thing you can do to avoid messing with DHCP/BOOTP is to use 'fconfig' and set a static IP address. -- Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos and search the list archive: http://sources.redhat.com/ml/ecos-discuss