The code you find here implements the IEEE 1275-1994 Open Firmware
device interface.

Chapter     File                    Comment
<none>      structures.fs           generic structures used by 5.3
5.3.2       <none>                  defined in user interface
5.3.3       fcode.fs                complete, partly untested
5.3.4       package.fs              incomplete
5.3.5       property.fs             incomplete
5.3.6       display.fs              incomplete
5.3.7       other.fs                incomplete

H2 and
5.3.1.1.1   preof.fs                pre-IEEE-1275-1994 words
	    split.fs
	    pathres.fs		    path resolution

	    table.fs		    fcode evaluator
	    feval.fs		    (byte-load)