Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268054AbUJSGsn (ORCPT ); Tue, 19 Oct 2004 02:48:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268053AbUJSGsn (ORCPT ); Tue, 19 Oct 2004 02:48:43 -0400 Received: from smtp812.mail.sc5.yahoo.com ([66.163.170.82]:6289 "HELO smtp812.mail.sc5.yahoo.com") by vger.kernel.org with SMTP id S268058AbUJSGse (ORCPT ); Tue, 19 Oct 2004 02:48:34 -0400 From: Dmitry Torokhov To: Vojtech Pavlik Subject: Re: forcing PS/2 USB emulation off Date: Tue, 19 Oct 2004 01:48:30 -0500 User-Agent: KMail/1.6.2 Cc: Greg KH , Alexandre Oliva , linux-kernel@vger.kernel.org References: <20041018164539.GC18169@kroah.com> <20041019063057.GA3057@ucw.cz> In-Reply-To: <20041019063057.GA3057@ucw.cz> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200410190148.30386.dtor_core@ameritech.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1474 Lines: 34 On Tuesday 19 October 2004 01:30 am, Vojtech Pavlik wrote: > On Mon, Oct 18, 2004 at 09:45:39AM -0700, Greg KH wrote: > > > I'm a little leary of changing the way the kernel grabs the USB hardware > > from the way we have been doing it for the past 6 years. So by > > providing the option for people who have broken machines like these, we > > will let them work properly, and it should not affect any of the zillion > > other people out there with working hardware. > > > > Or, if we can determine a specific model of hardware that really needs > > this option enabled, we can do that automatically. If you look at the > > patch, we do that for some specific IBM machines for this very reason. > > > > Is there any consistancy with the type of hardware that you see being > > reported for this issue? > > Like 30% of all notebooks? ;) They do boot without the USB handoff, the > PS/2 mouse works, but only as a PS/2 mouse, no extended capabilities > detection is possible due to the BIOS interference. > I will send a list of examples tomorrow but so far it includes IBM Thinkpads, Dells, Sonys, Compaqs, Fujitsus, Toshibas, Supermicro-based boards and nonames. We risk growing that DMI list pretty big ;) -- Dmitry - 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/