Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269188AbUIYBnT (ORCPT ); Fri, 24 Sep 2004 21:43:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269187AbUIYBlX (ORCPT ); Fri, 24 Sep 2004 21:41:23 -0400 Received: from gate.crashing.org ([63.228.1.57]:1259 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S269181AbUIYBky (ORCPT ); Fri, 24 Sep 2004 21:40:54 -0400 Subject: Re: [PATCH] matroxfb big-endian update (was Re: [PATCH] ppc64: Fix __raw_* IO accessors) From: Benjamin Herrenschmidt To: Petr Vandrovec Cc: Linux Kernel Mailing List In-Reply-To: <20040924095348.GA30132@vana.vc.cvut.cz> References: <523c1bpghm.fsf@topspin.com> <52mzzjnuq7.fsf@topspin.com> <1095816897.21231.32.camel@gaston> <20040922185851.GA11017@vana.vc.cvut.cz> <1095900539.6359.46.camel@gaston> <20040923152530.GA9377@vana.vc.cvut.cz> <20040923202601.GA6586@vana.vc.cvut.cz> <1096007137.4009.38.camel@gaston> <20040924095348.GA30132@vana.vc.cvut.cz> Content-Type: text/plain Message-Id: <1096076414.12931.31.camel@gaston> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Sat, 25 Sep 2004 11:40:14 +1000 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 943 Lines: 23 On Fri, 2004-09-24 at 19:53, Petr Vandrovec wrote: > XFree 3.x did not touch BE mode bit and accessed MMIO directly with pointer > dereference (expecting firmware to put card into BE mode?), while XFree 4.x (if > I understand code properly) does not touch BE bit on primary device > (while it clears it on secondary devices) while expecting hardware to be > in LE mode... > > So I'm either confused, or XF3 needs BE_ACCEL set while XF4 needs BE_ACCEL > disabled. Does anybody actually use matroxfb with XFree server on PPC (or any > other BE machine) at all? People here tend to put a radeon card in their pSeries and forget about the matrox one it seems :) I'll have a look next week. Ben. - 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/