Date: Thu, 6 Nov 2003 16:45:53 -0500 From: Peter Radcliffe <pir@pir.net> To: freebsd-mobile@freebsd.org Subject: Re: Laptop hard drive spindown timeout Message-ID: <20031106214553.GK27002@pir.net> In-Reply-To: <Pine.LNX.4.51.0311061325240.29466@caliban.jope.net> References: <Pine.LNX.4.51.0311061325240.29466@caliban.jope.net>
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Nate Clark <nwc@jope.net> probably said: > I'm surprised at how well 5.1-RELEASE is working on my IBM > Thinkpad 600X, with the exception of one annoying problem. When I'm > running from batteries, the hard drive spins down every second or so. Of > course this is usually followed by some disk activity requiring it to spin > up again. So my drive is in a constant state of spin down/spin up. All > I can think of is how much this is shortening the life of my drive. This > doesn't happen when on the AC adaptor. Needless to say, I never run on > batteries, which kinda defeats the purpose of having a laptop. > I'm not using APM or ACPI, although my troubleshooting with these enabled > has had no effect so far. Any ideas about how to fix this? I don't mind > doing a little kernel or device driver hacking if need be. Actually, I'd > enjoy it, just don't know where to begin. This is usually a BIOS feature, especially if you're not using ACPI. There is a program called ps2.exe, which you can get a standalone floppy version from IBM's driver download pages, which will configure the BIOS power features and other things. My guess would be that this can solve your problem ... P. -- pir
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