Rockbox mail archive
Subject: Re: keep HDD spinning
Seems to me this is more a theoretical problem, perhaps with old drives.
I know that the variety of drives on my system all respond the same.
On Wed, 26 Jan 2005 17:04:48 -0000 (GMT), firstname.lastname@example.org wrote:
>hdparm can set spindown time and powersave mode. Unfortunately it is then
>up to do the device (the drive itself) on how those values are interpreted
>.. setting powersave mode does not necessarily guarantee that a drive
>will spin down (because powersave modes are interpreted different by
>different makes, and possibly models, of drive).
>> There is a Linux utility called "hdparm" that, among other things, does
>> just that. I use it on my system to keep all my drive spun down after 5
>> minutes of idleness. You might grab a copy of the sources and see how
>> they do it.
>> On Wed, 26 Jan 2005 10:49:54 +0100, Linus Nielsen Feltzing <email@example.com>
>>>Ivo Burkart wrote:
>>>> I don't really honw about IDE, but isn't there a register in the HDD,
>>>> contains the spindown-time. Couldn't Rockbox set this timer in the
>>>> USB-connect event just before going to the USB-Screen?
>>>As a matter of fact we do. However, there are many ways of doing it, and
>>>the current way isn't the best solution. Someone with some time to spare
>>>should have a look at it.
>>>My idea is to set the powersave mode instead of calling ATA_STANDBY.
>> John De Armond
>> Cleveland, Occupied TN
John De Armond
Cleveland, Occupied TN
Received on Wed Jan 26 19:02:02 2005
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