1. 0d12adc x86: Move call64 to the i386 directory by Simon Glass · Mon Jan 16 07:04:19 2017 -0700[Renamed from arch/x86/cpu/call64.S]
  2. 1e32ede x86: Support jumping from SPL to U-Boot by Simon Glass · Mon Jan 16 07:04:15 2017 -0700
  3. f2d1a11 x86: Tidy up the 64-bit calling code by Simon Glass · Fri Jul 31 09:31:30 2015 -0600
  4. 463fac2 x86: Add support for starting 64-bit kernel by Simon Glass · Fri Oct 10 08:21:55 2014 -0600