Justin Hibbits d7fd731d06 Use the more common Book-E idiom for disabling interrupts.
Book-E has the wrteei/wrtee instructions for writing the PSL_EE bit, ignoring
all others.  Use this instead of the AIM-typical mtmsr.

MFC with:	r320392
2017-06-30 02:11:32 +00:00
..