Messages in this thread | | | Date | Fri, 15 Aug 2003 15:53:31 +0200 | From | Vojtech Pavlik <> | Subject | Re: Input issues - key down with no key up |
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On Fri, Aug 15, 2003 at 02:33:07PM +0100, Jamie Lokier wrote:
> Vojtech Pavlik wrote: > > > Several laptops seem to send a key down event 3, 5 or very many times > > > in response to a single press. > > > > One way this could be handled fairly nicely (although the method is > > maybe too clever to be good) would be to leave the autorepeat up to the > > sw, ignore any successive presses without a release and watch whether > > the keyboard will start autorepeating the key after 250 msec. If it does > > not, then force the key to be released even if we got no release > > scancode. > > Perhaps it's too clever, because some users configure the repeat delay > in their BIOS to longer than 250ms.
The driver programs the delay. The BIOS setting is irrelevant.
> It is fine if you are able to reliably program the keyboard to use the > 250ms delay, though.
I am.
> Aren't there some keys which report DOWN and UP but which don't repeat?
No.
> The PS/2 keyboard protocol is utterly absurd.
Yep. It's a dozen or more years of hack upon a hack.
-- Vojtech Pavlik SuSE Labs, SuSE CR - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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