[coreboot] Patch merged into coreboot/master: 503af72 x86 realmode: Adapt to x86emu/YABEL style return codes

the following patch was just integrated into master:
commit 503af721a1f2c831fb360d1c1b2af38e0866fc35
Author: Patrick Georgi 
Date:   Thu Nov 22 10:48:18 2012 +0100

x86 realmode: Adapt to x86emu/YABEL style return codes

realmode int handlers must return the same codes as the YABEL
    int handlers now: 1 for "interrupt handled", 0 for "not handled"
    (ie. error).

Change-Id: Idc01cf64e2c97150fc4643671a0bc4cca2ae6668
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/1890
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

Build-Tested: build bot (Jenkins) at Fri Nov 23 14:55:28 2012, giving +1
Reviewed-By: Stefan Reinauer  at Sat Nov 24 20:06:24 2012, giving +2
See http://review.coreboot.org/1890 for details.

-gerrit