linux-kernel - Re: Western Digital GreenPower drives and Linux

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Date:	Fri, 11 Apr 2008 23:19:33 -0400
From:	"Mike Snitzer" <snitzer@...il.com>
To:	"Tvrtko A. Ursulin" <tvrtko@...ulin.net>
Cc:	devzero@....de, lkml@...anurb.dk, pernegger@...il.com,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Andi Kleen" <andi@...stfloor.org>
Subject: Re: Western Digital GreenPower drives and Linux

On Fri, Apr 11, 2008 at 5:00 PM, Tvrtko A. Ursulin <tvrtko@...ulin.net> wrote:
>
>  > >I got back from WD's tech support and received a DOS utility which can
>  > > control this drive feature, apparently using vendor specific commands.
>  > > With it head unload timer can be disabled or set to a period between
>  > > 100ms and 25.5s.
>
>  Followup with some good news.
>
>  Head unload timer settings seems to be persistent across powering off. Having
>  set it to a maximum value of 25.5 seconds my disk is now behaving much more
>  reasonable.
>
>  To actually do it I used FreeDOS floppy image burnt on a CD-RW as a bootable
>  image plus wdidle3.exe in the filesystem itself.
>
>  BTW, WD's tech support has gone silent so chances for an easier solution are
>  not so great.

Any chance you could make your iso available for the freedos w/
wdidle3.exe bootable cd?

I can't track down wdidle3.exe on wdc.com; they have "Data Lifeguard"
and such but I have no idea if the wdidle3.exe is buried in those
downloads.

thanks,
Mike
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