Re: Minor issue compiling 2.3.26 and major one with my IDE

Ferdinand Prantl (Ferdinand.Prantl@ff.cuni.cz)
Thu, 11 Nov 1999 17:11:08 +0100


On Wed, Nov 10, 1999 at 11:58:56AM -0500, Mark Hahn wrote:
> > hda: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> > hda: dma_intr: error=0x84 { DriveStatusError BadCRC }
> > hda: DMA disabled
> > ide0: reset: success
> >
> > I've "solved" it by not turning on DMA automatically on booting.
>
> the error means that your cable is bad. disabling DMA simply puts you
> into a primitive IDE mode that eats your CPU. it also runs slowly enough
> that you might not see any signal problems with your bad cable, but then
> again, you have no way of knowing (since only udma, above, checksums
> all transfers and can detect corruption.)
>
> in other words, you turned off error reporting. whether it runs correctly
> or not is anyone's guess.

Hmmm, but I have two cables at about 12" and I doubt both of them are
bad... MB and HDD are UDMA33 only. I know what DMA means and I'm suffering
from not using it but what to do ?

Any other suggestions ?

Ferda Prantl

-- 

"We are free only in our dreams. We need money for the rest of life." ---------------------------------- Ferdinand Prantl LVT FF UK e-mail: prantl@ff.cuni.cz www: http://www.ff.cuni.cz/~prantl ICQ: 36302930

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