From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266462AbUBLOrG (ORCPT ); Thu, 12 Feb 2004 09:47:06 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266463AbUBLOrG (ORCPT ); Thu, 12 Feb 2004 09:47:06 -0500 Received: from mailhost.tue.nl ([131.155.2.7]:8709 "EHLO mailhost.tue.nl") by vger.kernel.org with ESMTP id S266462AbUBLOrD (ORCPT ); Thu, 12 Feb 2004 09:47:03 -0500 Date: Thu, 12 Feb 2004 15:46:56 +0100 From: Andries Brouwer To: Meelis Roos Cc: linux-kernel@vger.kernel.org Subject: Re: Strange atkbd messages with missing keyboard Message-ID: <20040212154656.A2460@pclin040.win.tue.nl> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: ; from mroos@linux.ee on Thu, Feb 12, 2004 at 04:18:43PM +0200 X-Spam-DCC: meer: mailhost.tue.nl 1086; Body=1 Fuz1=1 Fuz2=1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 12, 2004 at 04:18:43PM +0200, Meelis Roos wrote: > I get strange messages on bootup when there is no keyboard attached > (Intel 430TX chipset on a Tyan S1573 mainboard) - it tells about unknown > keys pressed. > > When no keyboard and no mouse is plugged in: > > serio: i8042 AUX port at 0x60,0x64 irq 12 > atkbd.c: Unknown key pressed (raw set 0, code 0x17e on isa0060/serio1). > atkbd.c: Use 'setkeycodes 7e ' to make it known. > serio: i8042 KBD port at 0x60,0x64 irq 1 > atkbd.c: Unknown key released (translated set 0, code 0x7e on isa0060/serio0). > atkbd.c: Use 'setkeycodes 7e ' to make it known. Yes - most people see such messages involving 7a, where the actual code is 0xfa = ACK. You see 7e, the actual code is 0xfe = NACK, the error report from the keyboard interface. It is a kernel flaw that these ACK and NACK are not recognized for what they are.