Patch merged into coreboot/master: 1b2f2a0 Introduce halt()

the following patch was just integrated into master:
commit 1b2f2a071488bd15ce80194e85d318cd44659e54
Author: Patrick Georgi 
Date:   Fri Nov 28 22:00:22 2014 +0100

Introduce halt()

It's a portable and generic way to halt the system.
    Useful when waiting for the platform to reset.

Change-Id: Ie07f3333d294a4d3e982cbc2ab9014c94b39fce0
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/7605
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan

See http://review.coreboot.org/7605 for details.

-gerrit