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Re: kern/40487 (thinkpad r50e can't poweroff)

The following reply was made to PR kern/40487; it has been noted by GNATS.

From: Daniel Horecki <>
To: matthew green <>
Subject: Re: kern/40487 (thinkpad r50e can't poweroff)
Date: Tue, 27 Jan 2009 11:27:08 +0100

 Je Tue, 27 Jan 2009 14:27:56 +1100 matthew green <>
 > i understand what is going on.  the 82801DB has been integrated
 > into the same ic the 82855GM is on, and speedstep should be
 > ignored there.
 > (the "enable speed step" bits in the current driver are reserved
 > bits in the docs i see for 82801DB.. ugh.)
 > the patch below ignores speedstep if we find a 82855GM on the
 > system, and should address this problem somewhat sanely.
 > i've tested it on the pentium-4m system this code was originally
 > tested on 5 years ago, and it seems to work there still.
 This doesn't help. Although there isn't info about pmtimer, watchdog or
 speedstep, I cannot poweroff.
 Daniel Horecki

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