From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: [PATCH][RFC] input: remove bios I8042_CTR_XLATE check to make keyboard usable Date: Wed, 28 Oct 2009 20:26:33 -0700 Message-ID: <20091029032633.GA7959@core.coreip.homeip.net> References: <20091027053404.GA2241@darkstar.vlan7> <20091028054309.GA2368@core.coreip.homeip.net> <20091028100318.GA4861@suse.cz> <20091028104211.GA2207@darkstar.vlan7> <20091029003325.GA2739@darkstar.vlan7> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-px0-f180.google.com ([209.85.216.180]:53641 "EHLO mail-px0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750816AbZJ2D0e (ORCPT ); Wed, 28 Oct 2009 23:26:34 -0400 Content-Disposition: inline In-Reply-To: <20091029003325.GA2739@darkstar.vlan7> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Dave Young Cc: Vojtech Pavlik , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Brown On Thu, Oct 29, 2009 at 08:33:26AM +0800, Dave Young wrote: > On Wed, Oct 28, 2009 at 06:42:12PM +0800, Dave Young wrote: > > On Wed, Oct 28, 2009 at 11:03:18AM +0100, Vojtech Pavlik wrote: > > > On Tue, Oct 27, 2009 at 10:43:10PM -0700, Dmitry Torokhov wrote: > > > > Hi Dave, > > > > > > > > On Tue, Oct 27, 2009 at 01:34:04PM +0800, Dave Young wrote: > > > > > > > > > > Pressing somekey at early booting phase cause keyboard to be not usable > > > > > (The hardware is DELL latitude e5400): > > > > > > Does early booting mean while the BIOS is coming up? Does the keyboard > > > work in GRUB then? Or is it during the early init of the Linux kernel? > > > > Keyboard work under lilo. > > For the early booting I means the early init of the linux kernel > > > > > > > > > > atkbd.c: Unknown key pressed (raw set 2, code 0xd3 on isa0060/serio0). > > > > > atkbd.c: Use 'setkeycodes e053 ' to make it known. > > > > > atkbd.c: Unknown key pressed (raw set 2, code 0x1d3 on isa0060/serio0). > > > > > atkbd.c: Use 'setkeycodes e053 ' to make it known. > > > > > > > > > > i8042.c set i8042_direct to true when the controller init. But the result > > > > > is keyboard not usable, The only option is press the power button to shutdown. > > > > > > > > > > So here remove the bios check to fix it. > > > > > > My question would be: Why this happens? Could it be that the probe is > > > confused by the keypress and reads the CTR incorrectly? Or is it just > > > that the keyboard controller is in fact in translating mode, yet the CTR > > > indicates otherwise? > > > > > > A i8042.debug=1 log of the bad init would be good. > > > > Here it is (retrieve from syslog): > > Syslog redirect the debug info to another log file, sorry, post again: > Any chance of reconfiguring syslog so debug is captured in the same file? It is easier to see what is happening with the rest of context present... -- Dmitry