RSTS processor identification

[Noel Chiappa]

    > From: Paul Koning

    > Here is an outline (not all the details) of the hardware scan flow:
    > ...
    > 2. Make sure the MMU exist; if not, halt.
    > ...
    > If it has FIS, it can only be an 11/40.

You probably know this already, but the KEV1-A floating point chip for
the LSI-11 also implemenred FIS. (Of course, the LSI-11 would fail
step 2, so it's not really a factor here.)

	Noel