From owner-freebsd-hackers Tue Jan 26 23:46:37 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id XAA10651 for freebsd-hackers-outgoing; Tue, 26 Jan 1999 23:46:37 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from freebsd.dk (freebsd.dk [212.242.42.178]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id XAA10645 for ; Tue, 26 Jan 1999 23:46:35 -0800 (PST) (envelope-from sos@freebsd.dk) Received: (from sos@localhost) by freebsd.dk (8.9.1/8.9.1) id IAA33993; Wed, 27 Jan 1999 08:46:17 +0100 (CET) (envelope-from sos) From: Søren Schmidt Message-Id: <199901270746.IAA33993@freebsd.dk> Subject: Re: Any way to get machine out of hires when it breaks into DDB> ? In-Reply-To: <199901262329.PAA19662@dingo.cdrom.com> from Mike Smith at "Jan 26, 1999 3:29: 6 pm" To: mike@smith.net.au (Mike Smith) Date: Wed, 27 Jan 1999 08:46:17 +0100 (CET) Cc: dillon@apollo.backplane.com, hackers@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG It seems Mike Smith wrote: > > > > It sure wouuld be nice if DDB could restore the video back to VGA. > > Anybody have any ideas? > > Please search the archives for discussions of this. The short answer > is "it can't be done". Erhm, well, it CAN be done, but not easily. I have started on a X server that uses libvgl as the underlying graphics "glue". Since libvgl can (well my local version) use the BIOS to switch to hires VESA modes, the kernel "knows" how to get out of graphics mode when something bad happens. However you can be screwed so bad that even this doesn't work. The other downside is that such an Xserver redefines slow... - Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message