[PATCH 0/7 v2] x86/platform/UV: UV Fix patches for Intel processors

[Mike Travis]

This patchset handles the fixes made to the UV4 HUB for upcoming Intel
processors as there are some interface changes.

v2: fix excessive MMIOH redirect messages and print redirect MMR base for
each MMIOH section.

    * Update uv_mmrs.h to prep for fixed defines for UV4A.

    * Updates to handle UV4 vs. UV4A (fixed) arches.

    * Updates to handle UV4 GAM (global addressable memory) MMRs fixes.

    * Updates to handle UV4 BAU (broadcast assist unit) MMRs fixes.

    * Turn on UV4A_IS_SUPPORTED to enable code and header file fixes.