Subject: Re: Enabling i/o and mem space on PCI bridges
To: Jared D. McNeill <>
From: Allen Briggs <>
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 Briggs  |  |