PERFORCE change 55138 for review

[M. Warner Losh]

In message: <200406170657.i5H6vQ0k086708 at repoman.freebsd.org>
            Juli Mallett <jmallett at freebsd.org> writes:
: 	Tempting to go ahead and switch to XKPHYS, with loader running 32-bit
: 	anyway.  But then that'd break systems with 32-bit ARCS.  Maybe I
: 	should just decide I don't care, except that all the systems I have
: 	but 1 are 32-bit ARCS.

Many of the little endian 'PC' mips boxes have 32-bit arcs.

Warner