Subject: Re: Enabling i/o and mem space on PCI bridges
To: Jared D. McNeill <jmcneill@invisible.ca>
From: Allen Briggs <briggs@netbsd.org>
List: tech-kern
Date: 11/28/2007 09:27:58
On Wed, Nov 28, 2007 at 09:06:42AM -0500, Jared D. McNeill wrote:
> >I'd probably also put in a comment that some bridges are not configured
> >to enable I/O or memory for some reason. Have you looked to see how
> >other OSes deal with this? Does the Thinkpad require special windows
> >drivers? Do other bridges do this?
>
> I'm not sure. It was more of a brute force solution to the problem I was
> having :-) I just wanted to make sure that it wasn't a Bad Idea(tm) to do
> what I'm doing here...
Frankly, I'm not sure it's not a Bad Idea(tm). I can't think of any
harm that could come from it, but it also seems wrong that it's
necessary on a system that configures the bridges itself in the BIOS.
-allen
--
Allen Briggs | http://www.ninthwonder.com/~briggs/ | briggs@ninthwonder.com