Handling interrupt routing cleanly...

Stefan Reinauer stepan at suse.de
Wed Feb 4 08:40:01 CET 2004

* Eric W. Biederman <ebiederman at lnxi.com> [040202 01:28]:
> Thinking about this a little more open firmware defines one
> single root for it's interrupt tree, even if it must be purely
> virtual.  
> A simple extension of that idea is to have one root for each
> interrupt processing mode.  And each node should be able to define
> multiple interrupt parents.   That should be sufficient to handle
> the LinuxBIOS case.
> That leaves a lot of details to handle but it should work.

I'm not sure if I get you right... is this because the available
interrupts can be spread over all the busses and IOAPICs?


     Stefan Reinauer, SUSE LINUX AG
Teamleader Architecture Development

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