enc2gen: add comment
enc2gen: add comment

Change-Id: Ideb5c00b7ecc4dccfe8ab5e50c96381cea393633
(cherry picked from commit fcc3b2839578fd1512af726e6e6a99ebf514f9be)

intelxed/xed,intelxed/xed,intelxed/xed,intelxed/xed