From owner-freebsd-current Tue Feb 24 01:37:55 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA05743 for freebsd-current-outgoing; Tue, 24 Feb 1998 01:37:55 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from smtp01.primenet.com (smtp01.primenet.com [206.165.6.131]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA05738 for ; Tue, 24 Feb 1998 01:37:51 -0800 (PST) (envelope-from tlambert@usr05.primenet.com) Received: (from daemon@localhost) by smtp01.primenet.com (8.8.8/8.8.8) id CAA05253; Tue, 24 Feb 1998 02:37:50 -0700 (MST) Received: from usr05.primenet.com(206.165.6.205) via SMTP by smtp01.primenet.com, id smtpd005245; Tue Feb 24 02:37:41 1998 Received: (from tlambert@localhost) by usr05.primenet.com (8.8.5/8.8.5) id CAA04990; Tue, 24 Feb 1998 02:37:41 -0700 (MST) From: Terry Lambert Message-Id: <199802240937.CAA04990@usr05.primenet.com> Subject: Re: Proposed addition to panic() behaviour To: abial@nask.pl (Andrzej Bialecki) Date: Tue, 24 Feb 1998 09:37:40 +0000 (GMT) Cc: freebsd-current@FreeBSD.ORG In-Reply-To: from "Andrzej Bialecki" at Feb 24, 98 09:48:12 am X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > Many people (including me) suffered from panic while their console was in > graphic mode (e.g. X Window). I don't know if this would be proper place > to do this, but in case of panic (where everything is lost anyway) just > add there the code to forcefully reset the video card to set it in > known (and useful) mode... See the numerous "DDX in the kernel" discussions in the -current list archives to see why "just add there the code to forcefully reset the video card" requires knowing how the video card got in the mode it's in, and specific knowledge of the card (hint: write-only hardware registers not shadoewed in RAM). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message