Re: 2.4.0test-9: IDE problems

From: Andre Hedrick (
Date: Tue Oct 10 2000 - 17:46:57 EST

Also set this option "CONFIG_IDEDMA_IVB" because you are in the
transistion period of drive manufacturing.

On Tue, 10 Oct 2000, Chris Evans wrote:

> On Tue, 10 Oct 2000, Andre Hedrick wrote:
> > Basically you have drive that caught in the word93 rules change.
> >
> > However, the error you got were real and the kernel did properly respeed
> > the drive to one step slower. The problem above prevented you from going
> > from ATA66 to ATA44, thus you fell to ATA33.
> >
> > You RHS 7.0 kernel does not have all the fallback and rules testing to
> > keep things running the very best and in the safest way. Also you do not
> > have the rules for testing if the driver/host/device register and report
> > that all signals are valid and stable.
> Yes, I had some "interesting" modifications to a lot of my /usr when I
> tried to activate UDMA4 under RH7.0 (I don't believe my hardware is
> capable of UDMA4!)
> > If you did not set TUNING option if the chipset has it specifically
> > flagged then you will not be able to retune the chipset/drive and the IO
> > will be out of sync.
> Shortly after my first post, I noticed and activated the Intel PIIX4
> support + tuning. This got rid of the nasty errors but didn't get my
> 17Mb/sec.
> Trying your patch now.
> Cheers
> Chris

Andre Hedrick
The Linux ATA/IDE guy

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