Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261333AbVDDTEO (ORCPT ); Mon, 4 Apr 2005 15:04:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261334AbVDDTEO (ORCPT ); Mon, 4 Apr 2005 15:04:14 -0400 Received: from dsl027-180-174.sfo1.dsl.speakeasy.net ([216.27.180.174]:31461 "EHLO cheetah.davemloft.net") by vger.kernel.org with ESMTP id S261333AbVDDTEI (ORCPT ); Mon, 4 Apr 2005 15:04:08 -0400 Date: Mon, 4 Apr 2005 12:03:04 -0700 From: "David S. Miller" To: James Bottomley Cc: dvrabel@arcom.com, benh@kernel.crashing.org, matthew@wil.cx, linux-kernel@vger.kernel.org Subject: Re: iomapping a big endian area Message-Id: <20050404120304.5767b80f.davem@davemloft.net> In-Reply-To: <1112641079.5813.70.camel@mulgrave> References: <1112475134.5786.29.camel@mulgrave> <20050403013757.GB24234@parcelfarce.linux.theplanet.co.uk> <20050402183805.20a0cf49.davem@davemloft.net> <20050403031000.GC24234@parcelfarce.linux.theplanet.co.uk> <1112499639.5786.34.camel@mulgrave> <20050402200858.37347bec.davem@davemloft.net> <1112502477.5786.38.camel@mulgrave> <1112601039.26086.49.camel@gaston> <1112623143.5813.5.camel@mulgrave> <42516034.7000802@arcom.com> <1112641079.5813.70.camel@mulgrave> X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; sparc-unknown-linux-gnu) X-Face: "_;p5u5aPsO,_Vsx"^v-pEq09'CU4&Dc1$fQExov$62l60cgCc%FnIwD=.UF^a>?5'9Kn[;433QFVV9M..2eN.@4ZWPGbdi<=?[:T>y?SD(R*-3It"Vj:)"dP Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 913 Lines: 21 On Mon, 04 Apr 2005 13:57:59 -0500 James Bottomley wrote: > On Mon, 2005-04-04 at 16:41 +0100, David Vrabel wrote: > > The Network Processing Engines in the Intel IXP425 are big-endian and > > its XScale core may be run in little-endian mode. There's a bunch of > > gotchas related to running in little-endian mode so you typically run > > the IXP425 in big-endian mode, though. > > Yes, based on feedback from Mips people and others pointing out the > existence of the motorola rapidio bus, which is BE, I give in and agree > that the io{read,write}{16,32}be are the way to go. > > How does the attached look? This looks fine to me. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/