"Toru Nishimura" <locore64@alkyltechnology.com> writes:

> Quite frankly, I'm doubtful whether ep93xx/ep93xx_intr.c is doing
> spl(9) correctly.  dual VIC design is a mud pool.

Yes. The guys who did our OMAP interrupt code had a lot of problems
getting it right.

> I guess some of readers are to port NetBSD/arm for new ARM SoC.
> Implementing NetBSD interrupt machinery for ARM is the hardest part
> of the entire efforts.

Yes. It did cost us much effort.