Re: Wonky PS2-USB converter issues...

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On Wed, Feb 20, 2013 at 05:48:38PM -0500, Valdis Kletnieks wrote:
> Quite some time ago, I posted about a problematic PS2-USB converter
> that I used to connect an old PS2-connector keyboard to my laptop
> dock, where the keyboard wouldn't be recognized at boot unless
> I unplugged and reconnected it.
> 
> Well, I've recently figured out (partly by obtaining a converter
> from a different vendor) that the converters both work correctly
> when plugged into a USB port that's physically on my Dell Latitude
> laptop - but they have issues and require a reconnect cycle when
> plugged into the docking station for the laptop. (It took a long time
> to figure this out, because *of course* you plug this sort of stuff
> into the docking station specifically so you don't have to plug it
> in every morning).
> 
> So obviously, it isn't the converter that is the problem, but the docking
> station is doing "something stupid".  Anybody have suggestions on figuring out
> what it's doing wrong?

PS-2 connectors can not normally handle hotplugging, the protocol
doesn't allow it, and for some unlucky devices, it could actually fry
the motherboard or the PS-2 device.

So that's probably the issue here, the device just doesn't support it,
sorry.

greg k-h
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