> Can you briefly summarize the purpose of the OpenFirmware device tree?

The OF device tree describes all hardware devices in the
system, and the relations between those devices.

> How does/would Linux use the information in the tree?

Linux would use this information to detect and configure
devices.

> Does it replace
> or supplement things like the MP table, IRQ routing table, ACPI
> tables, etc.?

It can replace all of these (and actually get it right :-) )


Segher


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