grub2: initrd16

 
 16.3.34 initrd16
 ----------------
 
  -- Command: initrd16 file
      Load an initial ramdisk for a Linux kernel image to be booted in
      16-bit mode, and set the appropriate parameters in the Linux setup
      area in memory.  This may only be used after the 'linux16' command
      (Seelinux16) has been run.  See also SeeGNU/Linux.
 
      This command is only available on x86 systems.