Subject: Re: FDDI: PC/BIOS and MTU
To: Manuel Bouyer <bouyer@antioche.lip6.fr>
From: Hal Murray <murray@pa.dec.com>
List: current-users
Date: 06/01/1999 02:25:51
> I have got to deal with these machines as well. You have to turn on
> DMA manually for each board in the BIOS (default is off, even for
> Compaq netelligent (intel based) boards ! :)
Thanks. I poked around and only found a per-bus flag rather than
one per board.
> The BIOS is supposed to turn it on, though some driver explicitely set the
> bit to '1', just to be sure.
I checked various drivers. Most of them turn it on. It looks like
the same chunk of code was copied around.
I was going to ask where that code was for the Tulip driver. I couldn't
find it. Suprise. It doesn't work either.