Messages in this thread | | | Date | Tue, 12 Mar 2002 17:50:44 +0100 | From | Vojtech Pavlik <> | Subject | Re: [patch] My AMD IDE driver, v2.7 |
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On Tue, Mar 12, 2002 at 05:43:17PM +0100, Martin Dalecki wrote: > Vojtech Pavlik wrote: > > On Tue, Mar 12, 2002 at 05:26:20PM +0100, Martin Dalecki wrote: > > > >>Vojtech Pavlik wrote: > >> > >> > >> > >>>Well, as much as I'd like to use safe pre-computed register values for > >>>the chips, that ain't possible - even when we assumed the system bus > >>>(PCI, VLB, whatever) was always 33 MHz, still the drives have various > >>>ideas about what DMA and PIO modes should look like, see the tDMA and > >>>tPIO entries in hdparm -t. > >>> > >>Yes yes yes of course some of the drivers are confused. And I don't > >>argue that precomputation is adequate right now. It just wasn't for > >>the CMD640 those times... I only wanted to reffer to history and > >>why my timings where different then the computed. > >> > > > > We may want to compare your original timings to what ide-timing.[ch] > > will compute ... > > Unfortunately there is no chance. I have abondony this board quite > happy a long time ago... It was an 486 and I don't keep old > shread around. Sorry I just don't have it at hand anylonger.
You may happen to have the numbers, though - that should be enough.
Btw, I have a CMD640B based PCI card lying around here, but never managed to get it generate any interrupts, though the rest seems to be working.
-- 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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