From owner-freebsd-arch@FreeBSD.ORG  Mon Aug 10 18:52:43 2009
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To: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no>
From: "Julian H. Stacey" <jhs@berklix.com>
Organization: http://www.berklix.com BSD Unix Linux Consultancy, Munich Germany
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In-reply-to: Your message "Mon, 10 Aug 2009 20:38:16 +0200."
	<86eirjbjl3.fsf@ds4.des.no> 
Date: Mon, 10 Aug 2009 20:54:40 +0200
Sender: jhs@berklix.com
Cc: Alexander Motin <mav@freebsd.org>, freebsd-hardware@freebsd.org,
	freebsd-arch@freebsd.org
Subject: Re: Do we still need ATA disk CHS addressing? 
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> From:		=?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> 
=?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= wrote:
> "Julian H. Stacey" <jhs@berklix.com> writes:
> > Alexander Motin <mav@FreeBSD.org> writes:
> > > Have anybody seen ATA drive without LBA support in last years?
> > Yes
> 
> Have you really, or did you just assume that "old" means "no LBA"?

Yes, I just assumed.

> CHS doesn't scale past
> 504 MB, so any ATA disk larger than that must peforce support LBA.  

Ah! If so, then no problem here, Thanks Dag-Erling :-)


Alexander Motin wrote:

> `atacontrol cap adX` can show you if LBA is supported.

Thanks Alexander,  I will check that tomorrow on every host I have.

Cheers,
Julian
-- 
Julian Stacey: BSD Unix Linux C Sys Eng Consultants Munich http://berklix.com
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