From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26501 invoked by alias); 20 Jul 2005 22:49:39 -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 26492 invoked by uid 22791); 20 Jul 2005 22:49:35 -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; Wed, 20 Jul 2005 22:49:35 +0000 Received: by hermes.chez-thomas.org (Postfix, from userid 2000) id B586B1002CE; Wed, 20 Jul 2005 16:49:33 -0600 (MDT) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by hermes.chez-thomas.org (Postfix) with ESMTP id C1733100045; Wed, 20 Jul 2005 16:49:32 -0600 (MDT) From: Gary Thomas To: Stefan Sommerfeld Cc: eCos Discussion In-Reply-To: <001b01c58d73$65cf0a30$152ca8c0@deltaflyer> References: <000f01c58d71$d64a1f90$152ca8c0@deltaflyer> <1121895012.12697.134.camel@hermes> <001b01c58d73$65cf0a30$152ca8c0@deltaflyer> Content-Type: text/plain Date: Wed, 20 Jul 2005 22:49:00 -0000 Message-Id: <1121899772.12697.137.camel@hermes> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [ECOS] Reboot flashing from eCos system? X-SW-Source: 2005-07/txt/msg00212.txt.bz2 On Wed, 2005-07-20 at 23:38 +0200, Stefan Sommerfeld wrote: > Hi, > >> > >> Is it possible to re-flash reboot from a running ecos system? I need to > >> flash a whole system (inclusive reboot) for production, but i'm not sure > >> if > >> i can flash reboot besides the normal system (ecos and configs). > > > > Yes, if your RedBoot runs in ROMRAM mode, then this would be safe. > > Thanks ... you're understanding me. I, of course, talked about RedBoot. > > Any chance to do this with a ROM RedBoot? I have a pre-installed RedBoot on > a module which i want to replace. I'm thinking about disabling all IRQ's, > MMU tables should already be in RAM, so if there's no special locking > mechanism in RedBoot, flashing should work. Probably *not* safe as there are many mechanisms within RedBoot that your application will rely upon, unless you disable CYGSEM_HAL_USE_ROM_MONITOR -- ------------------------------------------------------------ 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