Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 4 Mar 2003 16:49:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 4 Mar 2003 16:49:00 -0500 Received: from 81-2-122-30.bradfords.org.uk ([81.2.122.30]:65287 "EHLO 81-2-122-30.bradfords.org.uk") by vger.kernel.org with ESMTP id ; Tue, 4 Mar 2003 16:48:59 -0500 From: John Bradford Message-Id: <200303042200.h24M09Y2006001@81-2-122-30.bradfords.org.uk> Subject: Re: [PATCH] Avoid PC(?) specific cascade dma reservation in To: alan@lxorguk.ukuu.org.uk (Alan Cox) Date: Tue, 4 Mar 2003 22:00:09 +0000 (GMT) Cc: johan.adolfsson@axis.com, marcelo@conectiva.com.br, torvalds@transmeta.com, linux-kernel@vger.kernel.org In-Reply-To: <1046818415.12231.14.camel@irongate.swansea.linux.org.uk> from "Alan Cox" at Mar 04, 2003 10:53:35 PM X-Mailer: ELM [version 2.5 PL6] 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: 857 Lines: 20 > > I guess the reservation of dma channel 4 for "cascade" is > > PC or chipset specific and we don't have such a thing in the > > CRIS (ETRAX100LX) chip and channel 4 clashes with external dma0. > > Perhaps a better fix is to #ifdef on something else or remove > > the cascade stuff entirely from this file, but I leave that > > to those who know better. > > Have no other arch been bitten by this? > > I don't know of any PC cards that can support ISA DMA channel 4 As far as I know, there is no pin defined for request or acknowledgement of DMA channel 4 on the ISA bus - or am I missing something? John. - 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/