On Thu, Jul 18, 2002 at 05:28:29PM +0200, Stelian Pop wrote:
> On Thu, Jul 18, 2002 at 05:15:31PM +0200, Vojtech Pavlik wrote:
>
> > > If I do not disable the 'return -1', the mouse will not be found at
> > > all, and moving it will get no messages in the logs...
> >
> > Ok, that's what I wanted to know - I was wondering whether the mouse
> > would simply ignore all control commands. And it doesn't not. It needs
> > the commands,
>
> I'm not sure about that. It will not work if I do not disable the
> 'return -1' because the irq will get freed, so the driver will have
> no chance to get any mouse event.
Actually, no. It also polls the chip repeatedly without needing an irq,
so it can receive bytes even when no irq happens.
> > but doesn't send any replies.
>
> Maybe I should put some debug statements in the pc_keyb.c interrupt
> handler and see if the mouse does answer the control commands ?
That's a good idea, yes.
> > Can you check what happens if you use an external mouse together with
> > the internal one?
> >
> > I suspect both will work OK.
>
> External like in 'external PS/2' mouse ? Bad luck, this laptop
> has no PS/2 (or serial) port. :-(
Ok.
> I can plug in a USB mouse, but I doubt it will show any useful
> information...
No, it won't.
-- Vojtech Pavlik SuSE Labs - 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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