1. 8157b33 x86: Add 64-bit start-up code by Simon Glass · Mon Jan 16 07:03:48 2017 -0700
  2. 706f6f5 x86: Use X86_16BIT_INIT instead of X86_RESET_VECTOR by Simon Glass · Mon Jan 16 07:03:45 2017 -0700
  3. ab76a47 x86: Add support for U-Boot as an EFI application by Ben Stoltz · Tue Aug 04 12:33:46 2015 -0600
  4. 17def7d Kbuild: introduce Makefile in arch/$ARCH/ by Daniel Schwierzeck · Fri Nov 21 23:51:33 2014 +0100