Guidance Request Regarding openpic_hookup_cascade()

Benjamin Herrenschmidt benh at
Sat Apr 24 11:13:48 EST 2004

On Sat, 2004-04-24 at 06:53, Randy Vinson wrote:
>   In updating some of the boards for 2.6, I've encountered one
> without an 8259. I can either stub-out the call to i8359_irq() in
> my board-specific code or pull the openpic_hookup_cascade() support
> forward from 2.4. I've been told that the cascade approach is no
> longer in favor, but I have not been able to locate an alternative.
> So, does anyone have a recommendation on how to proceed?

Yes, we wanted to do better but never found the time to do so. I
suppose pulling the 2.4 approach in 2.6 is the best solution at this


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