linux-kernel - Re: ata-piix ACPI errors

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Date:	Thu, 22 Feb 2007 16:45:27 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
CC:	Meelis Roos <mroos@...ux.ee>, Alan <alan@...rguk.ukuu.org.uk>,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: ata-piix ACPI errors

Jan Engelhardt wrote:
> On Feb 22 2007 17:26, Meelis Roos wrote:
>>> Not in those but again note that the cable detection is broken 
>>>
>>>> ata2.00: ATAPI, max UDMA/33
>> It shows UDMA/100 for HDD and UDMA/33 for DVD-ROM. Visual inspection 
>> confirms that this is correct - DVD-ROM has 40-pin cable and HDD has 
>> 80-pin one. So at least the result is not wrong.
> 
> But should not it do UDMA/66 then?

40-pin cable limits you to UDMA/33.

	Jeff



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