From owner-freebsd-hackers Sat Aug 10 15:41:27 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id PAA00567 for hackers-outgoing; Sat, 10 Aug 1996 15:41:27 -0700 (PDT) Received: from irz301.inf.tu-dresden.de (irz301.inf.tu-dresden.de [141.76.1.11]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id PAA00551 for ; Sat, 10 Aug 1996 15:41:22 -0700 (PDT) Received: from sax.sax.de (sax.sax.de [193.175.26.33]) by irz301.inf.tu-dresden.de (8.6.12/8.6.12-s1) with ESMTP id AAA10721 for ; Sun, 11 Aug 1996 00:41:15 +0200 Received: (from uucp@localhost) by sax.sax.de (8.6.12/8.6.12-s1) with UUCP id AAA16398 for freebsd-hackers@freebsd.org; Sun, 11 Aug 1996 00:41:14 +0200 Received: (from j@localhost) by uriah.heep.sax.de (8.7.5/8.6.9) id AAA00688 for freebsd-hackers@freebsd.org; Sun, 11 Aug 1996 00:29:37 +0200 (MET DST) From: J Wunsch Message-Id: <199608102229.AAA00688@uriah.heep.sax.de> Subject: Re: kern_mib.c:int securelevel = -1; To: freebsd-hackers@freebsd.org (FreeBSD hackers) Date: Sun, 11 Aug 1996 00:29:37 +0200 (MET DST) Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <199608102005.GAA07178@godzilla.zeta.org.au> from Bruce Evans at "Aug 11, 96 06:05:04 am" X-Phone: +49-351-2012 669 X-PGP-Fingerprint: DC 47 E6 E4 FF A6 E9 8F 93 21 E0 7D F9 12 D6 4E X-Mailer: ELM [version 2.4ME+ PL17 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk As Bruce Evans wrote: > >Plain (banked) VGA probably works, since it only needs to mmap() the > >standard frame buffer where syscons or pcvt do already know about its > >location. > > This mapping should be provided by the driver in all cases. It's > much easier to provide... It's not so easy to provide since: 0) the graphics console drivers are too dumb to know about the details of their devices, so they have no idea where the frame buffer actually is. This is the usual ``the DDX layer should actually be in the kernel'' problem. -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)