Subject: Re: DMA and interrupt errors on DS10?
To: None <port-alpha@NetBSD.org>
From: der Mouse <mouse@Rodents.Montreal.QC.CA>
Date: 02/07/2005 03:08:22
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
> wd0(aceride0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA data transfers)
> I'm seeing some errors when the kernel starts reading and writing
> from the drive. Once the kernel switches to using PIO mode 4 to talk
> to the drive, the errors stop, and as far as i can tell, it's
> functioning OK.
> Anyone have any observations or ideas?
Well, I've seen similar things on 1.4T i386; they don't appear to
indicate any trouble as far as I can see.
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