Patch merged into coreboot/master: arch/x86/acpigen: Add OperationRegion & Field method

the following patch was just integrated into master:
commit 8535c66873e8853bcca3031df4e49c472aafda14
Author: Naresh G Solanki 
Date:   Tue Oct 25 00:51:24 2016 +0530

arch/x86/acpigen: Add OperationRegion & Field method

Add acpigen_write_opregion that generates ACPI AML code for OperationRegion,
    region name, region space, region length & region size are inputs.

Add acpigen_write_field that generates ACPI AML code for Field.
    Operation region name & field list are inputs.

Change-Id: I578834217d39aa3b0d409eb8ba4b5f7a31969fa8
    Signed-off-by: Naresh G Solanki 
    Reviewed-on: https://review.coreboot.org/17113
    Reviewed-by: Furquan Shaikh 
    Tested-by: build bot (Jenkins)

See https://review.coreboot.org/17113 for details.

-gerrit