Patch merged into coreboot/master: b266c6b AMD Steppe Eagle: Add binary PI vendorcode files

the following patch was just integrated into master:
commit b266c6b5448b17647946eb926b07920c28524a55
Author: Bruce Griffith 
Date:   Sun Aug 10 23:56:45 2014 -0600

AMD Steppe Eagle: Add binary PI vendorcode files

Add all of the PI source that will remain part of coreboot to
    build with a binary AGESA PI BLOB.  This includes the gcc
    makefiles, some Kconfig, and the AGESA standard library
    functions.

Change vendorcode Makefile and Kconfig so that they can compile
    AMD library files and use headers from outside the coreboot/src
    tree.

The AGESA dispatcher is built using its own rules rather than
    generic library generation rules in coreboot/Makefile and
    coreboot/Makefile.inc.  The AGESA source files are initially
    copied from whereever they live into coreboot/build/agesa.
    They are compiled from there.  The binary PI directory has a
    mandatory structure that places the AGESA BLOB into the same
    directory as the support headers.  These will nominally be
    placed in the 3rdparty directory in coreboot.org.

The copy commands that were added to the the vendorcode
    Makefile.inc ensure that only one thread will operate on each
    source file by using a macro to generate the copy targets.
    After the change, each copy target will operate on exactly one
    source file.

Due to API issues, coreboot has no way to control the IMC to set up
    fan control.  Set a Kconfig flag that removes the ability to install
    an IMC BLOB into CBFS.

Change-Id: I050b72a19086aaeba6cb65ce165297b10e3cfc45
    Signed-off-by: Bruce Griffith 
    Reviewed-on: http://review.coreboot.org/6595
    Tested-by: build bot (Jenkins)
    Reviewed-by: WANG Siyuan 
    Reviewed-by: Zheng Bao

See http://review.coreboot.org/6595 for details.

-gerrit