Subject: Re: wip/kismet vs. wi(4): kernel eats CPU
To: None <tech-net@NetBSD.org>
From: None <joerg@britannica.bec.de>
List: tech-net
Date: 06/11/2006 20:33:24
On Sun, Jun 11, 2006 at 05:51:08PM +0200, Thomas Klausner wrote:
> I was a bit surprised, since I thought that an Athlon XP 2400 would
> have quite enough CPU power for this task. I guess that the wi(4)
> driver or hardware is not well-suited for the task.

The driver is using a lot of busy loops waiting for the hardware. Some
of the DELAYs are quite long, so it could explain this problem.

> If it's the latter, what do you recommend as wireless card under NetBSD?

I have relatively good results from a ralink card. It supports bus_dma,
unlike wi(4) :-)

Joerg