From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 21 Sep 2001 05:07:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 21 Sep 2001 05:06:51 -0400 Received: from rcum.uni-mb.si ([164.8.2.10]:30981 "EHLO rcum.uni-mb.si") by vger.kernel.org with ESMTP id ; Fri, 21 Sep 2001 05:06:45 -0400 Date: Fri, 21 Sep 2001 11:07:01 +0200 From: David Balazic Subject: Re: Magic SysRq + To: vojtech@suse.cz Cc: "linux-kernel@vger.kernel.org" Message-id: <3BAB0335.939E59D7@uni-mb.si> MIME-version: 1.0 X-Mailer: Mozilla 4.77 [en] (Windows NT 5.0; U) Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Accept-Language: en Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Vojtech Pavlik (vojtech@suse.cz) wrote : > On Wed, Sep 19, 2001 at 08:56:13AM -0700, Randy.Dunlap wrote: > > (and maybe earlier...) > > > > Simple problems grow... > > > > Keith Owens has already noted one problem in sysrq.c (2.4.10-pre12). > > > > Beginning: > > > > I have an IBM model KB-9910 keyboard. When I use > > Alt+SysRQ+number (number: 0...9) on it to change the > > console loglevel, only keys 5 and 6 have the desired > > effect. I used showkey -s to view the scancodes from > > the other keys, but showkey didn't display > > anything for them. Any other suggestions? > > Most likely the keyboard scanning matrix doesn't allow that combination. > Quite a large number of keyboards doesn't allow multiple keys pressed > (except for shift, ctrl, alt, which are separate) at once. "we saved 13 cents on keyboard costs !" On my Cherry G-83 keyboard ( crap/shit/$"#$"$" !!! ) the alt-SysRq-B ( reboot ) combination does not work. I don't know about other combinations. Workaround that works for me : press ALT , press SysRq , release ALT , press B -- David Balazic -------------- "Be excellent to each other." - Bill S. Preston, Esq., & "Ted" Theodore Logan - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -