pmac_halt() bug

Benjamin Herrenschmidt benh at
Tue Nov 11 19:25:25 EST 2003

> That's precisely it.  Some (all?) pmacs with server mode don't
> automatically turn on after an intentional shutdown, only after power
> is lost.  So the idea is to have the UPS signal the computer to halt,
> and then have the UPS cut power once it's safe.  Later the UPS switches
> power back on and the computer will automatically boot.

Ok, 2 things:

- How does the UPS knows it's "safe" ?
- And right, I need to disable server mode to be able to shut down :) So
I indeed to that on those machines


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