Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764632AbXESV1Y (ORCPT ); Sat, 19 May 2007 17:27:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757250AbXESV1R (ORCPT ); Sat, 19 May 2007 17:27:17 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:58223 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754749AbXESV1Q (ORCPT ); Sat, 19 May 2007 17:27:16 -0400 Message-ID: <464F6BB1.9050609@garzik.org> Date: Sat, 19 May 2007 17:27:13 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: Robert Hancock CC: linux-kernel , linux-ide@vger.kernel.org Subject: Re: [PATCH] sata_sil: Greatly improve DMA support References: <464F2D83.6000506@shaw.ca> In-Reply-To: <464F2D83.6000506@shaw.ca> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.8 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 968 Lines: 26 Robert Hancock wrote: > Jeff Garzik wrote: >> Since Alan expressed a desire to see Large Block Transfer (LBT) support >> in pata_sil680, I though I would re-post my patch for adding LBT support >> to sata_sil. >> >> Silicon Image's Large Block Transfer (LBT) support is a vendor-specific >> DMA scatter/gather engine, which enables 64-bit DMA addresses (where >> supported by platform) and eliminates the annoying 64k DMA boundary >> found in legacy PCI IDE BMDMA engines. > > Looks like it doesn't allow 64-bit DMA addresses, it only gets rid of > the 64K boundary limitation. rotfl. Boy am I dumb. I -thought- my patch, written months ago, included that bit. But obviously it does not. Let's add that... Jeff - 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/