[coreboot] Patch merged into coreboot/master: 29e5654 SMM: unify mainboard APM command handlers

the following patch was just integrated into master:
commit 29e565474ac898c7b846d45aa5d4e27e2eb6b4db
Author: Stefan Reinauer 
Date:   Fri Apr 27 00:44:04 2012 +0200

SMM: unify mainboard APM command handlers

rename from mainboard_apm_cnt to mainboard_smi_apmc to match the function
    naming scheme of the other handlers. Add prototype for mainboard_smi_sleep
    (mainboard specific S3 sleep handlers in SMM) that is required by Sandybridge.

Change-Id: Ib479397e460e33772d90d9d41dba267e4e7e3008
    Signed-off-by: Stefan Reinauer

Build-Tested: build bot (Jenkins) at Fri Apr 27 02:37:15 2012, giving +1
See http://review.coreboot.org/933 for details.

-gerrit