From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 962 invoked by alias); 29 Jul 2005 14:03:34 -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 947 invoked by uid 22791); 29 Jul 2005 14:03:29 -0000 Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.30-dev) with ESMTP; Fri, 29 Jul 2005 14:03:29 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11/8.12.11) with ESMTP id j6TE3S4e028961; Fri, 29 Jul 2005 10:03:28 -0400 Received: from pobox.corp.redhat.com (pobox.corp.redhat.com [172.16.52.156]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id j6TE3SV14360; Fri, 29 Jul 2005 10:03:28 -0400 Received: from 172.16.50.22 (vpn50-22.rdu.redhat.com [172.16.50.22]) by pobox.corp.redhat.com (8.12.8/8.12.8) with ESMTP id j6TE3Rgr028234; Fri, 29 Jul 2005 10:03:27 -0400 From: Mark Salter To: don.osburn@iscointl.com Cc: "'Gary Thomas'" , "'eCos Discussion'" , "'Frank Mancuso (E-mail)'" In-Reply-To: <000501c59444$2af1bde0$9c8534cc@iscointl.com> References: <000501c59444$2af1bde0$9c8534cc@iscointl.com> Content-Type: text/plain Date: Fri, 29 Jul 2005 14:03:00 -0000 Message-Id: <1122645806.11268.8.camel@gienah.localdomain> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: RE: [ECOS] Can not get redboot to load / run linux binaries onIXP420 X-SW-Source: 2005-07/txt/msg00318.txt.bz2 On Fri, 2005-07-29 at 08:48 -0500, Don Osburn wrote: > Got it, and thanks to everyone for the help. > > The problem turned out to be initializing the SDRAM we are using in our > configuration. Turns out we had to set bit 5 for our SDRAM. As in; > > #define IXP425_SDRAM_CONFIG_INIT ( 0x30 | SDRAM_CONFIG_CAS_3 | > SDRAM_CONFIG_4x16Mx16 ) > > We now have the OS loading / booting. > Interesting. You're setting both bit 4 and bit 5. In my manual, bit 4 is set for 3 cycle RAS latency and bit 5 is marked as reserved... --Mark -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss