raj ef99eb110e Prepare and extend OFW layer for FDT support.
o Let OFW_INIT() and OF_init() return status value.

o Provide helper routines for 'compatible' property handling.

o Only compile OF and OFW code, which is relevant in FDT scenario.

o Other minor cosmetics

Reviewed by:	imp
Sponsored by:	The FreeBSD Foundation
2010-05-28 10:43:56 +00:00
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