From owner-freebsd-current@FreeBSD.ORG Thu Mar 5 18:00:32 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 849A9106566C for ; Thu, 5 Mar 2009 18:00:32 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from gizmo.2hip.net (gizmo.2hip.net [64.74.207.195]) by mx1.freebsd.org (Postfix) with ESMTP id 2FAEF8FC15 for ; Thu, 5 Mar 2009 18:00:31 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from [192.168.1.2] (adsl-154-199-160.ard.bellsouth.net [72.154.199.160]) (authenticated bits=0) by gizmo.2hip.net (8.14.3/8.14.3) with ESMTP id n25Hx8xh073833 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 5 Mar 2009 12:59:09 -0500 (EST) (envelope-from rnoland@FreeBSD.org) From: Robert Noland To: Martin Cracauer In-Reply-To: <20090305175245.GA76821@cons.org> References: <20090305155721.GA70584@cons.org> <20090305175245.GA76821@cons.org> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-ruAdOfoC8e9JkYg5TWld" Organization: FreeBSD Date: Thu, 05 Mar 2009 12:00:22 -0600 Message-Id: <1236276022.1384.54.camel@widget.2hip.net> Mime-Version: 1.0 X-Mailer: Evolution 2.24.4 FreeBSD GNOME Team Port X-Spam-Status: No, score=-1.6 required=5.0 tests=AWL,BAYES_00,RCVD_IN_PBL, RCVD_IN_SORBS_DUL,RDNS_DYNAMIC autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on gizmo.2hip.net Cc: Marcel Moolenaar , freebsd-current@freebsd.org Subject: Re: Serial console options X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Mar 2009 18:00:33 -0000 --=-ruAdOfoC8e9JkYg5TWld Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Thu, 2009-03-05 at 12:52 -0500, Martin Cracauer wrote: > Marcel Moolenaar wrote on Thu, Mar 05, 2009 at 08:39:45AM -0800:=20 > >=20 > > On Mar 5, 2009, at 7:57 AM, Martin Cracauer wrote: > >=20 > > >I finally have enough FreeBSD hardware piled up have things > > >crossconnected with serial consoles. > > > > > >One question, though: one machine has a serial port capable BIOS. If > > >I use this, is there a way to do kgdb debugging over that connection? > > > > > >I think the real question is: if I use the serial port for the BIOS, > > >will it be available as a port in FreeBSD? > >=20 > > What does it mean when you say "the serial port for the BIOS"? > > > > To give an answer to an imagined question: > > You can use the same serial port as both a console and a debug port. >=20 > Using the serial port for the mainboard's BIOS might or might not > disable it's use for console or debugging, that was my question. Most of the boxes that I have seen that offer a serial console option in BIOS, also offer an option to disable console redirection after the BIOS segment. This should get you console (BIOS managed) during the BIOS load, then FreeBSD will take over once the loader is up. robert. > Martin --=20 Robert Noland FreeBSD --=-ruAdOfoC8e9JkYg5TWld Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.10 (FreeBSD) iEYEABECAAYFAkmwEzYACgkQM4TrQ4qfROOvuACfZBJoacPJD3QfGYJV9DbInQfN PecAn2Q2ttta/ErdcbwzeRnJlfHn3ABK =jTN0 -----END PGP SIGNATURE----- --=-ruAdOfoC8e9JkYg5TWld--