A Unified Kernel Image (UKI) is a single UEFI PE file that combines a UEFI boot stub, a Linux kernel image, an initrd, and further resources. The uki command will locate where the UKI file is and create a GRUB menu entry to load it. The Unified Kernel Image Specification: https://uapi-group.org/specifications/specs/unified_kernel_image/ Signed-off-by: Alec Brown <alec.r.brown@oracle.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>