Honey I blew up the USB ports

Thomas Cameron thomas.cameron at camerontech.com
Thu Dec 21 01:40:44 UTC 2006


On Wed, 2006-12-20 at 20:21 -0500, Joe Smith wrote:
> Ed Greshko wrote:
> > No, but where do you live?  You don't happen to live in an cold, arid area
> > where you walk around with a set of keys and use them to touch door knobs
> > during the winter months to keep from getting shocked all the time?
> 
> I wouldn't call NE US "arid" but yes, it's not unusual when the temp and 
> humidity drop to get lots of static discharges. I didn't notice anything 
> this particular time, and I wasn't walking around before the event.
> 
> > Run lspci and see if the "USB Controller" is listed.
> 
> Yep still there.
> 
> That's the strange thing to me: everything looks normal. I guess it's 
> possible to zap the line drivers and not have the controller detect it, 
> but that seems surprising to me.
> 
> ... Ok, in putting this message together, I see now that there are some 
> signs I had missed before. Before the crash, a USB game controller 
> attached to the system was detected, but not afterward. And after the 
> crash, I get new messages like this:
> 
>  > kernel: uhci_hcd 0000:00:11.2: HCRESET not completed yet!
> 
> So everything looks like I fried the USB ports, and perhaps the 
> controller itself.
> 
> I'm attaching the relevant messages as an HTML file, if you want to have 
> a look.

Have you physically powered the machine off for a few minutes?
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