Thinkpad 600e interrupt storm

Bob Bishop rb at gid.co.uk
Mon Feb 7 01:21:52 PST 2005


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 at gid.co.uk		fax +44 (0)118 940 1295



More information about the freebsd-mobile mailing list