Simpler RM7000 L2 cache initialization code (no longer matches what pmon2000 did, but less awkward). Also make sure that the code changing the K0SEG CCA value has enough nops, before returning to cached space, to match the recommended procedure in the RM52xx and RM7000 erratas.
Simpler RM7000 L2 cache initialization code (no longer matches what pmon2000
did, but less awkward). Also make sure that the code changing the K0SEG CCA
value has enough nops, before returning to cached space, to match the
recommended procedure in the RM52xx and RM7000 erratas.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars