From owner-freebsd-stable@freebsd.org Fri Sep 9 14:00:01 2016 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7E073BD2E2E for ; Fri, 9 Sep 2016 14:00:01 +0000 (UTC) (envelope-from crest@rlwinm.de) Received: from smtp.rlwinm.de (smtp.rlwinm.de [148.251.233.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 46C46C82 for ; Fri, 9 Sep 2016 14:00:00 +0000 (UTC) (envelope-from crest@rlwinm.de) Received: from vader9.bultmann.eu (unknown [87.253.189.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.rlwinm.de (Postfix) with ESMTPSA id 4140210715 for ; Fri, 9 Sep 2016 15:59:58 +0200 (CEST) Subject: Re: vt console driver and default vga mode: breaking POLA To: freebsd-stable@freebsd.org References: <6C60C067-111C-4454-8DA9-6A72F40F602D@sarenet.es> From: Jan Bramkamp Message-ID: <4a0b9d1c-baa7-2596-e961-38625092c85f@rlwinm.de> Date: Fri, 9 Sep 2016 15:59:57 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: <6C60C067-111C-4454-8DA9-6A72F40F602D@sarenet.es> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Sep 2016 14:00:01 -0000 On 09/09/16 11:59, Borja Marcos wrote: > > Hi > > I apologise for being late on this, but I just noticed. The new vt console driver has a very important > change in behavior, replacing the ancient “BIOS” text mode with a graphic VGA mode. > > I don’t know how many people relies on BIOS serial redirection for consoles, but at least > HP’s iLO system offers the possibility of accessing the console through a ssh connection instead > of requiring a bloated Java console, and it’s a very convenient feature. But it only works in pure > “BIOS text mode” (the old sc console driver used this mode as a default). > > I would rather change the default behavior of vt to hw.vga.textmode=1 so that its behavior mimics > the old sc driver. > > I know the current fad is to hide boot messages with panda bears and beautiful butterflies revolving > around them, but boot messages are critical when diagnosing problems. > > I should have chimed in earlier, I know. But anyway it’s a very minor change. > > > > > What do you think? The presence of a ipmi* device could be a good heuristic to select the default mode.