Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 7 Jul 2005 19:27:09 +0200 | From | Jens Axboe <> | Subject | Re: IBM HDAPS things are looking up (was: Re: [Hdaps-devel] Re: [ltp] IBM HDAPS Someone interested? (Accelerometer)) |
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On Thu, Jul 07 2005, Clemens Koller wrote: > Hello, > > Just for the records.... > ----- > root@ecam:~$ ./headpark /dev/hda > head not parked 4c > ----- > > HDD is a desktop Maxtor Diamond MaxPlus 9 120GB > on a Promise Ultra133 TX2 IDE Controller. > > Well, sure, it's not a notebook HDD, but maybe it's possible > to give headpark a more generic way to get the heads parked?
This _is_ the generic way, if your drive doesn't support it you are out of luck.
> Are the commands different per HDD model / manufacturer? > Then we might need some information to send the proper > commands to the different types?!
Each drive may have a vendor unique way of parking the head. But for non-laptop drives, I would highly doubt it.
> And if there is no headpark command, might it be valuable to send > the HDD a shutdown instead?
That would be the solution.
> PS: > I'm working on an embedded PowerPC (MPC8540) system which > will be turned into a high-resolution portable camera in > the future (with acceleration sensors for the right image > orientation). Therefore it will likely be another candidate > for a Drop'n'Park or Drop'n'Stop (tm) feature as are planning > to put a 2.5" notebook HDD into the cam, too.
Just make sure to choose a suitable laptop drive, then.
-- Jens Axboe
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