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From: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
To: Bob <recbo@nishanet.com>
Subject: Re: IRQ disabled (SATA) on NForce2 and my theory
Date: Mon, 15 Dec 2003 15:55:51 +0100
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On Monday 15 of December 2003 07:06, Bob wrote:
> sii chips have a long history of needing to
> hdparm off the unmask interrupt feature.
>
> I don't know about that chip but for
> sii680 there is a special option "-p9"
> for hdparm which is to say pio mode 9
> is a special instruction in addition to
> standard hdparm opt "-u0" turning off
> irq unmask.

There is no such thing as 'special option "-p9"' for sii680.

> /sbin/hdparm -d1 -c1 -p9 -X70 -u0 -k0 -i $a

-X70 is only valid if your device is UDMA133.

--bart