PIO mode

Larry Finger Larry.Finger at lwfinger.net
Mon Oct 18 15:57:48 EDT 2010


On 10/17/2010 11:11 PM, Paul Fertser wrote:
> 
> This works the same as coldbooting b43 without this parameter, i.e. on
> wireless-testing it loads and works but i'm able to induce the fatal dma
> error by producing constant upstream traffic. It switches to PIO mode and
> is able to scan but fails to associate. Reloading the module produces the
> dma error immediately, and pio still doesn't work (see dmesg in my other
> message).

If I read this correctly, the latest wireless-testing version of b43 works from
a coldboot, but it fails when doing heavy transmitting. How do you generate this
upstream traffic? I'm hoping to duplicate your results on my netbook.

Larry




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