Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751879Ab0BWGsj (ORCPT ); Tue, 23 Feb 2010 01:48:39 -0500 Received: from snt0-omc1-s16.snt0.hotmail.com ([65.55.90.27]:6364 "EHLO snt0-omc1-s16.snt0.hotmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750863Ab0BWGsh convert rfc822-to-8bit (ORCPT ); Tue, 23 Feb 2010 01:48:37 -0500 Message-ID: X-Originating-IP: [96.253.143.208] From: Yuhong Bao To: , CC: , , Subject: RE: [PATCH 2.6.34] ehci-hcd: add option to enable 64-bit DMA support Date: Mon, 22 Feb 2010 22:48:37 -0800 Importance: Normal In-Reply-To: <51f3faa71002192315ia84786eo1138bf9ab3417f2d@mail.gmail.com> References: <4B7CAF95.6020306@gmail.com> <20100218052223.GA13254@kroah.com> <51f3faa71002181633w1649a648s37ae73da342d0c3f@mail.gmail.com> <201002192139.46189.david-b@pacbell.net>,<51f3faa71002192315ia84786eo1138bf9ab3417f2d@mail.gmail.com> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT MIME-Version: 1.0 X-OriginalArrivalTime: 23 Feb 2010 06:48:37.0262 (UTC) FILETIME=[39C00AE0:01CAB454] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1097 Lines: 19 > According to one Microsoft page I saw, Windows XP did not implement > the 64-bit addressing feature in EHCI. I haven't found any information > on whether any newer Windows versions do or not. Windows 7 seems to support it, and it seems like they have to already do a workaround for broken NVIDIA chipsets: http://support.microsoft.com/?kbid=976972 http://www.windows7tipsonline.com/USB_Problem.htm http://social.technet.microsoft.com/Forums/en-US/w7itprohardware/thread/3aae3b66-6a1a-47e8-ad1b-b20b68eaecf8#79ea3219-d76e-40bc-b910-c7d347002e66 http://social.technet.microsoft.com/Forums/en-US/w7itprohardware/thread/38f25c1d-de67-4c74-8845-2cd3a15d8e41 Yuhong Bao _________________________________________________________________ Hotmail: Powerful Free email with security by Microsoft. http://clk.atdmt.com/GBL/go/201469230/direct/01/-- 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/