From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161091AbVIPNZi (ORCPT ); Fri, 16 Sep 2005 09:25:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161094AbVIPNZi (ORCPT ); Fri, 16 Sep 2005 09:25:38 -0400 Received: from host27-37.discord.birch.net ([65.16.27.37]:43865 "EHLO EXCHG2003.microtech-ks.com") by vger.kernel.org with ESMTP id S1161093AbVIPNZi (ORCPT ); Fri, 16 Sep 2005 09:25:38 -0400 From: "Roger Heflin" To: "'Vojtech Pavlik'" , "'Andrew Morton'" Cc: , "'Dmitry Torokhov'" Subject: RE: Machine does not find AT keyboard with 2.6.13.1 Date: Fri, 16 Sep 2005 08:30:12 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook, Build 11.0.5510 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Thread-Index: AcW6s6M11MIKtYLKRUCKXCpO/IysFAADsMoA In-Reply-To: <20050916114534.GB1278@ucw.cz> Message-ID: X-OriginalArrivalTime: 16 Sep 2005 13:21:53.0116 (UTC) FILETIME=[9A5CE1C0:01C5BAC1] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Vojtech, Adding usb-handoff fixed the problem, the keyboard/mouse is found and works correctly. I never would have guessed that a usb option would fix a ps2 issue. Thanks Roger > -----Original Message----- > From: Vojtech Pavlik [mailto:vojtech@suse.cz] > Sent: Friday, September 16, 2005 6:46 AM > To: Andrew Morton > Cc: Roger Heflin; linux-kernel@vger.kernel.org; Dmitry Torokhov > Subject: Re: Machine does not find AT keyboard with 2.6.13.1 > > On Fri, Sep 16, 2005 at 02:47:10AM -0700, Andrew Morton wrote: > > "Roger Heflin" wrote: > > > > > > I have an older machine that fails to find the AT > keyboard. The machine is > > > based > > > on an Intel 7501 chipset. > > > > > > Under the default fedora core 4 kernel, it found the > keyboard and > > > that keyboard worked in UP mode, in SMP mode the > machine crashed, > > > but that is a different issue. > > > > > > Under 2.6.13.1 the machine boots under SMP and does not crash, > > > dmesg does not report the keyboard being found, and the > keyboard > > > fails to work. The .config file does have > > > CONFIG_KEYBOARD_ATKBD set to Y. The keyboard was being > found was seen on > > > the default > > > fedora core 4 kernel. There are no extra options on > the boot cmdline. > > > > > > The important messages seem to be: > > > > > > Fedora Core 4 default UP kernel boot: > > > Sep 15 19:55:12 node001 kernel: serio: i8042 AUX port at > 0x60,0x64 > > > irq 12 Sep 15 19:55:12 node001 kernel: serio: i8042 KBD port at > > > 0x60,0x64 irq 1 Sep 15 19:55:12 node001 kernel: input: AT > > > Translated Set 2 keyboard on isa0060/serio0 > > > > > > New boot (2.6.13.1 smp boot) > > > Sep 15 21:12:35 node001 kernel: i8042.c: Can't read CTR while > > > initializing i8042. > > "usb-handoff" on the kernel command line should solve this. I > thought we already had that as a default, or was the patch to > make it so dropped? > > > > The i8042 is of course missing out of /proc/interrupts > on the new boot. > > > > That I8042_CMD_CTL_WCTR write-and-test seems to be new. > Can you try > > taking it out? > > It's not a test, it's enabling the port interrupt. It won't > work without it at all. > > > --- devel/drivers/input/serio/i8042.c~a 2005-09-16 > 02:45:02.000000000 -0700 > > +++ devel-akpm/drivers/input/serio/i8042.c 2005-09-16 > 02:46:51.000000000 -0700 > > @@ -305,11 +305,6 @@ static int i8042_activate_port(struct i8 > > > > i8042_ctr |= port->irqen; > > > > - if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) { > > - i8042_ctr &= ~port->irqen; > > - return -1; > > - } > > - > > return 0; > > } > > > > _ > > > > > > -- > Vojtech Pavlik > SuSE Labs, SuSE CR >