Re: IDE from current bk tree, UDMA and two channels...

Linus Torvalds (torvalds@transmeta.com)
Thu, 1 Aug 2002 16:54:27 -0700 (PDT)


On Fri, 2 Aug 2002, Petr Vandrovec wrote:
>
> Just to correct you: it is normal magnetic disk with 512 byte sectors,
> from notebook. It works with 512B UDMA requests if we talk to the drive
> slowly, with pauses here and there. If we talk to it back-to-back, it
> dies.

Ugh.

You apparently use udma2 - can you try forcing it to udma0/1 or the other
DMA modes? It may just be that the drive simply cannot take udma2
reliably.

Linus

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