Patch merged into coreboot/master: Documentation: x86 MTRR setup, TempRamExit and MTRR loading

the following patch was just integrated into master:
commit a4d81809137b8b53903303b201c2d1bfbc615143
Author: Lee Leahy 
Date:   Sun Jan 31 12:19:13 2016 -0800

Documentation: x86 MTRR setup, TempRamExit and MTRR loading

Document how to test TempRamExit and verify the MTRR setup and loading.

TEST=None

Change-Id: I57a604fa139edac4b05453547d3caf185db491e0
    Signed-off-by: Lee Leahy 
    Reviewed-on: https://review.coreboot.org/14113
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/14113 for details.

-gerrit