From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 07 Jan 2008 12:22:19 +0000 (GMT) Received: from localhost.localdomain ([127.0.0.1]:12703 "EHLO dl5rb.ham-radio-op.net") by ftp.linux-mips.org with ESMTP id S28573851AbYAGMWR (ORCPT ); Mon, 7 Jan 2008 12:22:17 +0000 Received: from denk.linux-mips.net (denk.linux-mips.net [127.0.0.1]) by dl5rb.ham-radio-op.net (8.14.1/8.13.8) with ESMTP id m07CLvhs026451; Mon, 7 Jan 2008 12:21:57 GMT Received: (from ralf@localhost) by denk.linux-mips.net (8.14.1/8.14.1/Submit) id m07CLuK7026450; Mon, 7 Jan 2008 12:21:56 GMT Date: Mon, 7 Jan 2008 12:21:56 +0000 From: Ralf Baechle To: Atsushi Nemoto Cc: gregor.waltz@raritan.com, linux-mips@linux-mips.org Subject: Re: Toshiba JMR 3927 working setup? Message-ID: <20080107122156.GB24700@linux-mips.org> References: <477E7DAE.2080005@raritan.com> <20080104192310.GE22809@networkno.de> <477EB2EA.7060009@raritan.com> <20080105.234256.25910407.anemo@mba.ocn.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080105.234256.25910407.anemo@mba.ocn.ne.jp> User-Agent: Mutt/1.5.17 (2007-11-01) 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: 17938 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: ralf@linux-mips.org Precedence: bulk X-list: linux-mips On Sat, Jan 05, 2008 at 11:42:56PM +0900, Atsushi Nemoto wrote: > > Our 2.4.12 kernel uses -mcpu=r3000 -mips1 to build the kernel. I tried > > switching the arch to r3000 from r3900 in 2.6.23.9, but that did not > > help. Perhaps -mips1 or an equivalent could help? I will try on Monday. > > I think both mcpu=r3000 and r3900 should work. But I believe at least > one kernel patch is required for all MIPS I platforms including JMR3927. > > http://www.linux-mips.org/archives/linux-mips/2007-02/msg00320.html Well, is mmiowb() needed at all on JMR3927 - or R3000 in general? Mmiowb() is meant to deal with weak ordering which only matters to a few SMP configurations. Ralf