> Look at an existing driver under arch/um/drivers.  What you want to do is
> generally pretty simple.  IRQs are generated by SIGIO on host file
> descriptors and handled through the kernel's normal IRQ mechanism.

Thanks. I've been reading.

Can you tell me what should I read both in user space and
kernel space?

(What sample programs can I read?)

Regards.

-- 
http://arhuaco.org/


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