Nathan Whitehorn feb8a1f5f5 Work around broken device tree on last-generation PowerPC iMacs
(PowerMac12,1), which have a mac-io MPIC cell that indifies itself
as the root PIC despite the actual root PIC being on the northbridge.
No CPC945 systems have a mac-io PIC that does anything so just don't
attach on CPC945 (U4) systems.

MFC after:	3 days
2012-10-29 14:27:28 +00:00
..
2012-02-04 23:25:18 +00:00
2011-12-05 14:13:21 +00:00
2012-02-15 16:59:24 +00:00