From: Jeff Garzik <jgarzik@pobox.com>
To: Robert White <rwhite@casabyte.com>
Cc: Kumar Gala <kumar.gala@freescale.com>,
Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: stupid SATA questions
Date: Wed, 08 Jun 2005 13:43:43 -0400 [thread overview]
Message-ID: <42A72E4F.4040700@pobox.com> (raw)
In-Reply-To: <42A711FE.2080004@casabyte.com>
Robert White wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
>
>
> Since the title of the thread applies...
>
> What command (or whatever) does one use to do things like set the power
> controls on a libata-controlled SATA drive? hdparm doesn't seem to do
> anything but complain when I try to use the various features.
You need "ATA passthru" (SMART support) in order for hdparm to work.
> hdparm /dev/sda
> /dev/sda:
> IO_support = 0 (default 16-bit)
> ...
>
> Does the "16-bit" mean anything or is it just a bogon?
This is hardcoded. I doubt you will ever be able to change this.
Jeff
next prev parent reply other threads:[~2005-06-08 17:44 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-07 14:43 stupid SATA questions Kumar Gala
2005-06-07 18:00 ` Jeff Garzik
2005-06-08 15:42 ` Robert White
2005-06-08 17:43 ` Jeff Garzik [this message]
2005-06-10 18:51 ` Robert White
2005-06-11 18:47 ` jgarzik
2005-06-12 13:56 ` Abhijit Bhopatkar
-- strict thread matches above, loose matches on Subject: below --
2005-06-07 22:28 Aleksey Gorelov
2005-06-07 22:31 ` Jeff Garzik
2005-06-07 22:36 Aleksey Gorelov
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