From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20747 invoked by alias); 3 Jul 2005 01:02:38 -0000 Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Received: (qmail 20711 invoked by uid 22791); 3 Jul 2005 01:02:32 -0000 Received: from sta-206-168-96-204.rockynet.com (HELO hermes.chez-thomas.org) (206.168.96.204) by sourceware.org (qpsmtpd/0.30-dev) with ESMTP; Sun, 03 Jul 2005 01:02:32 +0000 Received: by hermes.chez-thomas.org (Postfix, from userid 2000) id ADA6B10048E; Sat, 2 Jul 2005 19:02:30 -0600 (MDT) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by hermes.chez-thomas.org (Postfix) with ESMTP id E9E7D10048E; Sat, 2 Jul 2005 19:02:29 -0600 (MDT) From: Gary Thomas To: dorin@gr-303.com Cc: eCos Discussion In-Reply-To: <20050627205507.63757.qmail@web42007.mail.yahoo.com> References: <20050627205507.63757.qmail@web42007.mail.yahoo.com> Content-Type: text/plain Date: Sun, 03 Jul 2005 01:02:00 -0000 Message-Id: <1120352549.31874.26.camel@hermes> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [ECOS] 860T redboot...almost there...but need a bit of help X-SW-Source: 2005-07/txt/msg00023.txt.bz2 On Mon, 2005-06-27 at 13:55 -0700, Michael Dorin wrote: > > It has taken a while, working on and off, but I have > finally made some good progress. > > I can build and boot redboot, using the ROMRAM > configuration. > > However, I still need to set the program counter > to 0x100 through my bdm port. If I power cycle > the board, it won't boot. > > I understand this is because my flash is bigger > than 1 meg...but how do I remap the reset vectors > in redboot to land up higher? Look carefully at one of the other 8xx ports. Basically how it works is that after reset, the *only* thing that is mapped in is ROM/FLASH, CS0. You run using this, up to the point where everything else is set up and then switch address spaces to match how you've set up the CSx. -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------ -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss