To add a new (hardwired) subprocessor create/modify files as follows:-
KRAA_MX_SUBP by one. This new value of this parameter will be
the subprocessor's number (shown as ??? in this list). Define a mnemonic for
the subprocessor e.g. KRAA_SUBP_BURST_CUT
RAA_SUBP_??? testing on its mnemonic.