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Subject: Re: Configurable disk spindown
From: George Styles \(RipnetUK\) (george_at_ripnet.co.uk)
Date: 2002-08-27


True :)

g

----- Original Message -----
From: "Mike Soultanian" <msoultan_at_csulb.edu>
To: <rockbox_at_cool.haxx.se>
Sent: Monday, August 26, 2002 10:43 PM
Subject: Re: Configurable disk spindown

> I would think the faster it can change to the next track, the faster it
> goes back in the pocket!
>
> :)
> mike
>
>
> "George Styles (RipnetUK)" wrote:
> >
> > But doesnt the movement to sleep position protect the head against
> > mechanical shock? arent you most likely to drop the thing while getting
it
> > out of pocket to change track?
> >
> > g
> >
> > ----- Original Message -----
> > From: "Uwe Freese" <mail_at_uwe-freese.de>
> > To: "Björn Stenberg" <rockbox_at_cool.haxx.se>
> > Sent: Monday, August 26, 2002 9:26 PM
> > Subject: Configurable disk spindown
> >
> > > Hallo Björn,
> > >
> > > Björn Stenberg schrieb am Monday, August 26, 2002, 3:21:16 PM:
> > >
> > > BrS> Modified Files:
> > > BrS> ata.c ata.h
> > > BrS> Log Message:
> > > BrS> Added configurable disk spindown. The disk will also now not spin
> > > BrS> down while you are running around in the dir browser or pressing
> > > BrS> buttons in the wps.
> > >
> > > Really nice work so far! When it spins down or keeps spinned up
> > > behaves exactly as I like it.
> > >
> > > But: Not to spin up the disk speeds up dir-browsing ~ 2 sec or so, but
> > > the drive moves its heads to a "sleep" position when it doesn't read
> > > something for about a second.
> > > Moving the heads out of this sleep position before being ready for
> > > reading (the next dir) takes about 1 second. (One can test this by
> > > browsing several directories with a pause of some seconds and browsing
> > > through several dirs /very/ quickly, so that the hdd doesn't move the
> > > heads to the "sleep" position.)
> > >
> > > Is it possible to prevent the disk to move it's heads to the "sleep"
> > > position? I think of a do_something() method in ata.c that only reads
> > > again the last sector that was read and that's called every 0.5
> > > seconds in the loop before spinning down the disk.
> > >
> > > Bye, Uwe.
> > >
> > >
>
> --
>
> ---------------------
> Mike Soultanian
> Computer Technician,
> College of the Arts
> msoultan_at_csulb.edu
> (562) 985-4409
> ---------------------
>



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