Patch merged into coreboot/master: nb/amd/amdht: Fix XCS buffer count setup on AMD Family 15h CPUs

the following patch was just integrated into master:
commit 09830faa8d8132954f0a6033f3e0cde05be9aef8
Author: Timothy Pearson 
Date:   Mon Sep 7 18:07:43 2015 -0500

nb/amd/amdht: Fix XCS buffer count setup on AMD Family 15h CPUs

The existing code re-used the Family 10h XCS buffer setup on
    Family 15h CPUs, which set incorrect values leading to random
    system lockups.

Use the Family 15h XCS buffer setup shown in the BKDG.

Change-Id: Ie4bc8b3ea6b110bc507beda025de53d828118f55
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/12070
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/12070 for details.

-gerrit