From owner-cvs-sys Sun Jun 7 21:48:31 1998 Return-Path: Received: (from daemon@localhost) by hub.freebsd.org (8.8.8/8.8.8) id VAA00671 for cvs-sys-outgoing; Sun, 7 Jun 1998 21:48:31 -0700 (PDT) (envelope-from owner-cvs-sys) Received: from dyson.iquest.net (dyson.iquest.net [198.70.144.127]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id VAA00655; Sun, 7 Jun 1998 21:48:15 -0700 (PDT) (envelope-from toor@dyson.iquest.net) Received: (from root@localhost) by dyson.iquest.net (8.8.8/8.8.8) id XAA01792; Sun, 7 Jun 1998 23:48:10 -0500 (EST) (envelope-from toor) From: "John S. Dyson" Message-Id: <199806080448.XAA01792@dyson.iquest.net> Subject: Re: cvs commit: src/sys/pci pcisupport.c In-Reply-To: <199806080442.VAA02987@rah.star-gate.com> from Amancio Hasty at "Jun 7, 98 09:42:25 pm" To: hasty@rah.star-gate.com (Amancio Hasty) Date: Sun, 7 Jun 1998 23:48:10 -0500 (EST) Cc: dyson@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG, cvs-sys@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL38 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-cvs-sys@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk > Please leave it off. It is not a good idea for the kernel to enable > this feature . Too many variations on the PC for instance in some > cases it even breaks dma to audio cards -- don't ask me why 8) > Certain vga cards actually report the wrong memory range. > I actually was amazed that I didnt' disable it earlier :-(. I intend to implement a user available API, so the WC enable as is will be gone forever (AFAIK.) A more conservative version might appear, but as it is, it IS DEAD :-). John