Re: Another keyboard woes with 2.6.0...

From: Zwane Mwaikambo
Date: Tue Sep 16 2003 - 18:14:28 EST


On Tue, 16 Sep 2003, Zwane Mwaikambo wrote:

> On Tue, 16 Sep 2003, Andries Brouwer wrote:
>
> > In Petr's case it looks like his switch produces a single well-defined
> > byte (0x41) when switching. What about you? Do you get garbage at the
> > moment of switching, or always the same code(s)?
> > Do you only get the spurious repeat when switching?
> > Andrew gets spurious repeats together with mouse activity. Do you?

Nope mouse activity doesn't seem to do it

> > I am especially interested in cases where people can reproduce
> > an unwanted key repeat. The question is: is this a bug in our timer code
> > or use of timers, or did the keyboard never send the key release code?
> >
> > (#define DEBUG in i8042.c)
>
> Hi Andries, sorry for not following up. i'll enable and test this
> immediately, my case is a bit hard to reproduce (a matter of days) but if
> you'd like to see a capture from KVM switching i can do that.
>
> Follow up coming shortly...

Here is an excerpt from a KVM switch, ls -l, KVM switch;

drivers/input/serio/i8042.c: 26 <- i8042 (interrupt, kbd, 1) [150578]
drivers/input/serio/i8042.c: 1f <- i8042 (interrupt, kbd, 1) [150654]
drivers/input/serio/i8042.c: a6 <- i8042 (interrupt, kbd, 1) [150683]
drivers/input/serio/i8042.c: 39 <- i8042 (interrupt, kbd, 1) [150713]
drivers/input/serio/i8042.c: 9f <- i8042 (interrupt, kbd, 1) [150758]
drivers/input/serio/i8042.c: 0c <- i8042 (interrupt, kbd, 1) [150789]
drivers/input/serio/i8042.c: b9 <- i8042 (interrupt, kbd, 1) [150853]
drivers/input/serio/i8042.c: 26 <- i8042 (interrupt, kbd, 1) [150884]
drivers/input/serio/i8042.c: 8c <- i8042 (interrupt, kbd, 1) [150931]
drivers/input/serio/i8042.c: a6 <- i8042 (interrupt, kbd, 1) [150986]
drivers/input/serio/i8042.c: 1c <- i8042 (interrupt, kbd, 1) [151090]
drivers/input/serio/i8042.c: 9c <- i8042 (interrupt, kbd, 1) [151208]
drivers/input/serio/i8042.c: 1d <- i8042 (interrupt, kbd, 1) [152374]
drivers/input/serio/i8042.c: 9d <- i8042 (interrupt, kbd, 1) [152439]
drivers/input/serio/i8042.c: 1d <- i8042 (interrupt, kbd, 1) [152653]
drivers/input/serio/i8042.c: 9d <- i8042 (interrupt, kbd, 1) [152708]

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