Re: IDE CDROM locks the system hard on media error

Andre Hedrick (andre@linux-ide.org)
Mon, 24 Dec 2001 14:55:54 -0800 (PST)


Only in UltraDMA for all devices.
Switch to MWDMA2 and it is all cool.

On Mon, 24 Dec 2001, Stanislav Meduna wrote:

> Hello,
>
> > If it is DMAing and there is a 1us transaction delay it is toast.
>
> Oh... But why does the whole kernel lock up?
>
> > Intel PIIX4 AB/EB is a NO-NO for doing ATAPI on.
>
> Only when using DMA or generally?
>
> Maybe there should be some "quirk" disallowing this or at least
> warn when the user happens to select this?
>
> Regards
> --
> Stano
>

Andre Hedrick
CEO/President, LAD Storage Consulting Group
Linux ATA Development
Linux Disk Certification Project

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