In article <3987DFD3.734056B3@dotcom.fr> you write:
>I need to understand how interrupts work on NetBSD
>I would like to find the interrupt handling function. I looked around
>inn the sources, but I haven't been able to find it.

First-level interrupt handling is generally done in machine-dependent code,
so you should have thirty-odd interrupt handlers to look at.  For example,
the one for NetBSD/arm26 is in sys/arch/arm26/arm26/irq.c.  All the other
ports will have something similar.

-- 
Ben Harris                                                   <bjh21@netbsd.org>
Portmaster, NetBSD/arm26               <URL:http://www.netbsd.org/Ports/arm26/>