Messages in this thread | | | Date | Fri, 24 May 2002 15:15:36 +0200 | From | Vojtech Pavlik <> | Subject | Re: [reiserfs-dev] Re: IDE problem: linux-2.5.17 |
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On Fri, May 24, 2002 at 01:03:26PM +0200, Martin Dalecki wrote: > Użytkownik Vojtech Pavlik napisał: > > > > >>Hmm thinking again about it... It occurrs to me > >>that actually there should be a mechanism which tells the > >>host chip drivers whatever there are only just one or > >>two drivers connected. I will have to look in to it. > > > > > > There is no such mechanism (except for probing the drives). IDE has > > quite nonsensical "split" termination - the termination resistors are > > always present even on the middle device. This is to "simplify" things > > ... > > > > Yes there is the host chip timer setting is basically > changing the termination properties on the hsot chips part > of the connection. This is the reason I was thinking > that making the driver for it know how many drivers > are attached to it could make some sense.
Hmm, interesting. Is it on all chips or just some? I don't know about anything like that on Intel, VIA, nVidia, AMD, SiS and Artop controllers ...
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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