1. 6f4b08a x86: Move efi .S files into the 'lib' directory by Simon Glass · Mon Nov 07 08:47:14 2016 -0700[Renamed from arch/x86/lib/efi/crt0-efi-x86_64.S]
  2. ce62a25 efi: Add 64-bit payload support by Simon Glass · Tue Aug 04 12:33:56 2015 -0600