Re: UDMA66/100 errors...

From: davej@suse.de
Date: Mon Nov 13 2000 - 20:08:51 EST


Mike Harris wrote..

>I'm getting the following error when I try and enable UDMA on my
>new IBM Deskstar UDMA100 drive:
>...
> DMA modes: mdma0 mdma1 mdma2 udma0 udma1 *udma2 udma3 udma4 udma5

Ok, the drive supports UDMA5 (ATA100)

> setting xfermode to 67 (UltraDMA mode3)
>ide0: Speed warnings UDMA 3/4/5 is not functional.

Why can this be?

>00:07.1 IDE interface: VIA Technologies, Inc. VT82C586 IDE [Apollo] (rev 10)

This chipset only does up to UDMA2.

regards,

Davej.

-- 
| Dave Jones <davej@suse.de>  http://www.suse.de/~davej
| SuSE Labs

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