6227805 memscrubber needs to be updated for large memory sizes

[nore...@opensolaris.org]

Author: pt157919
Repository: /hg/onnv/onnv-gate
Latest revision: 5643dbdd82be06952e498383e21328d14341c83b
Total changesets: 1
Log message:
6227805 memscrubber needs to be updated for large memory sizes

Files:
        update: usr/src/uts/sun4u/ml/memscrub_asm.s
        update: usr/src/uts/sun4u/os/memscrub.c