From owner-freebsd-hackers@FreeBSD.ORG Tue Apr 25 21:06:28 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2B85616A403 for ; Tue, 25 Apr 2006 21:06:28 +0000 (UTC) (envelope-from brdavis@odin.ac.hmc.edu) Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8048943D45 for ; Tue, 25 Apr 2006 21:06:27 +0000 (GMT) (envelope-from brdavis@odin.ac.hmc.edu) Received: from odin.ac.hmc.edu (localhost.localdomain [127.0.0.1]) by odin.ac.hmc.edu (8.13.0/8.13.0) with ESMTP id k3PL6QXJ032711; Tue, 25 Apr 2006 14:06:27 -0700 Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.13.0/8.13.0/Submit) id k3PL6QmS032710; Tue, 25 Apr 2006 14:06:26 -0700 Date: Tue, 25 Apr 2006 14:06:26 -0700 From: Brooks Davis To: Cole Message-ID: <20060425210626.GB24568@odin.ac.hmc.edu> References: <20060425201259.GA24568@odin.ac.hmc.edu> <200604252020.k3PKK9IS007800@multivac.one-eyed-alien.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="K8nIJk4ghYZn606h" Content-Disposition: inline In-Reply-To: <200604252020.k3PKK9IS007800@multivac.one-eyed-alien.net> User-Agent: Mutt/1.4.1i X-Virus-Scanned: by amavisd-new X-Spam-Status: No, hits=0.0 required=8.0 tests=none autolearn=no version=2.63 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on odin.ac.hmc.edu Cc: freebsd-hackers@freebsd.org Subject: Re: Keyboard Boot Disable X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Apr 2006 21:06:28 -0000 --K8nIJk4ghYZn606h Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 25, 2006 at 10:22:01PM +0200, Cole wrote: > I realised I forgot the version after I mailed. Im speaking about > FreeBSD 4.11. Also by blowing the machine up, what exactly do you > mean? You end up blowing the motherboard? Or the keyboard? Or > specifically what? On 4.x you can remove the default flags from they atkbd entry and I think that will do it. See the atkbd(4) manpage for details. Hot plugging or unplugging they keyboard can damage the motherboard or keyboard. -- Brooks >=20 > Regards > /Cole=20 >=20 > -----Original Message----- > From: Brooks Davis [mailto:brooks@one-eyed-alien.net]=20 > Sent: Tuesday, April 25, 2006 10:13 PM > To: Cole > Cc: freebsd-hackers@freebsd.org > Subject: Re: Keyboard Boot Disable >=20 > On Tue, Apr 25, 2006 at 10:10:55PM +0200, Cole wrote: > > Hi. > >=20 > > I have a large amount of servers, and the problem is, that when I need > > to plug a keyboard into them, the keyboard is disabled since they > > werent booted with a keyboard. > > > > I was wondering if anyone has some idea of how to disable the keyboard > > probe at boot and make it so that the OS thinks that the keyboard is > > present even if its not plugged in, so that a keyboard can be plugged > > in at any stage, and will function normally. > > > > Im speaking specifically for ps2 keyboards. Is this even possible, or > > are there architecture problems or something else relating to this > > that would make this impossible? > > > > If this is possible, could someone please point me in the correct > > direction as to which code I would need to look at to make this > > possible? >=20 > What version of FreeBSD are you running? This hasn't been the case by > default for ages. As a warning, PS2 keyboards are not electricaly > designed to be hotplug so you may blow your machine up by doing this > (says someone who does it all the time). >=20 > -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --K8nIJk4ghYZn606h Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQFETo9SXY6L6fI4GtQRAvSqAJ4picr+sMvdmgIq3YdijSZNZFZzcACgrhwL xgL0dVHJcfEcAkrnA1qKfkg= =GEDR -----END PGP SIGNATURE----- --K8nIJk4ghYZn606h--