Touchpad testing.

Mitch Bradley wmb at firmworks.com
Wed Sep 20 23:01:44 EDT 2006


Richard Smith wrote:
>
> Your OLPC experiments,  they are in an enviroment booted by LinuxBIOS 
> right?  
Yes.  The test environment is booted directly from  LinuxBIOS as a 
direct payload.
> If so then its pointing more toward a driver issue rather than
> a register config problem?
I wouldn't go that far; it could be a register config problem that is 
causing a driver malfunction.

My code is not using interrupts, but instead accessing the 8042 
controller on a polling schedule that is under my direct control.

It could be that, for example, there is something wrong with the 
interrupt controller setup such that the Linux driver is not able to 
service the interrupts with the expected timing.






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