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Date: Mon, 11 Dec 2000 18:24:00 +0000
From: Keith Jones <keithj@sse0691.bri.hp.com>
To: Artem Koutchine <matrix@ipform.ru>
Cc: questions@freebsd.org, hardware@freebsd.org
Subject: Re: Power management control (programmatic)
Message-ID: <20001211182400.B45253@moose.bri.hp.com>
References: <000e01c0638b$8086dd60$0c00a8c0@ipform.ru> <20001211171524.A45253@moose.bri.hp.com> <001d01c06398$36137ec0$0c00a8c0@ipform.ru>
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In-Reply-To: <001d01c06398$36137ec0$0c00a8c0@ipform.ru>; from matrix@ipform.ru on Mon, Dec 11, 2000 at 08:31:32PM +0300
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It would appear that you are correct.

On Mon, Dec 11, 2000 at 08:31:32PM +0300, Artem Koutchine wrote:
> Thanks for the reply.
> 
> Here is what man 4 apm states:
> 
> Disk spin-down, LCD backlight control, and power on demand have not
> been supported on the current version.
> 
> (I have FreeBSD 4.2-stable.)
> 
> I guess that means that I CANNOT programmatically TURN OFF (PARK)
> HDDs?
> 
> Regards,
> Artem
> 
> ----- Original Message -----
> From: "Keith Jones" <keithj@sse0691.bri.hp.com>
> To: "Artem Koutchine" <matrix@ipform.ru>
> Cc: <questions@freebsd.org>; <hardware@freebsd.org>
> Sent: Monday, December 11, 2000 8:15 PM
> Subject: Re: Power management control (programmatic)
> 
> 
> > The apm(4) manual page lists a bunch of ioctl's for power management,
> which
> > could be used against /dev/apm or /dev/apmctl (I assume). I'd go take a
> look
> > at the sources of apm/zzz(8) to see how they're actually implemented.
> >
> > Ta,
> >
> > Keith
> >
> > On Mon, Dec 11, 2000 at 07:00:32PM +0300, Artem Koutchine wrote:
> > > Is there any programmatic interface which allows to turn on/off devices
> > > (hdds any the whole PC)? I, i could probably access the device directly,
> > > however
> > > I don't know
> > > 1) How to do it right
> > > 2) The command
> > > I hope there is some c library or maybe utility with source code.
> > >
> > > Regards,
> > > Artem
> > >
> > >
> > >
> > > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > > with "unsubscribe freebsd-hardware" in the body of the message
> >
> > --
> > Keith Jones
> > E-Business Service Introduction, GBIT-EMEA (Bristol)
> > E: keith_jones@non.hp.com
> > T: [+44 117] 312-7602
> >
> > I don't speak for Hewlett-Packard.
> >
> 

-- 
Keith Jones
E-Business Service Introduction, GBIT-EMEA (Bristol)
E: keith_jones@non.hp.com
T: [+44 117] 312-7602

I don't speak for Hewlett-Packard.


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