grub2-efi64: grub2-efi64 2.0 (UEFI Bootloader)  
grub2-efi64:  
grub2-efi64: This contains GRUB2 bootloader for booting UEFI systems. This 
grub2-efi64: only contains the grubx64.efi package, which you can rename to
grub2-efi64: bootx64.efi to get a fully functional bootloader.
grub2-efi64: 
grub2-efi64: Fatdog uses a combination of this bootloader together with
grub2-efi64: rEFInd and shim from mjg59.
grub2-efi64: 
grub2-efi64: The bootloader is signed with Fatdog64 key.
grub2-efi64: 

