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Date: Mon, 07 Feb 2005 09:21:36 +0000
To: "Matthew N. Dodd" <mdodd@freebsd.org>,
	Thomas Kempka <t.kempka@web.de>
From: Bob Bishop <rb@gid.co.uk>
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cc: freebsd-mobile@freebsd.org
Subject: Re: Thinkpad 600e  interrupt storm
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Hi,

At 17:39 05/02/2005, Matthew N. Dodd wrote:
>On Sat, 5 Feb 2005, Thomas Kempka wrote:
>>Since suspend and hibernate do not seem to work with apm on the TP 600e 
>>in RELENG_5 (system freezes, but working on RELENG_5_2) it would be nice 
>>if the interrupt throtteling could be fixed.
>
>This can't be correct because I've been using my 600E with -CURRENT for 
>the past 3 years.

Also, remember that IBM switched the BIOS support on the 600E from APM to 
ACPI to support Win2k (see the TP support website for details); it may 
matter which BIOS rev you have.

>There is a problem with the ATA driver (use of tsleep() in resume) that 
>requires a patch, and the snd_mss driver doesn't survive a resume (just 
>unload the driver when you're not using it).



--
Bob Bishop		    +44 (0)118 940 1243
rb@gid.co.uk		fax +44 (0)118 940 1295