Files required for mboot:

• cmdline.txt - cmdline for Linux kernel or Multiboot image
• bootstub - SFI-Bootstub binary.
• font - 8x16 bitmap font (has to be size of 4096 bytes) (that one was tested), required for framebuffer logging to work in SFI-Bootstub.
• kernel - Linux kernel image or Multiboot 1 specification compliant image.
• ramdisk - Initial ramdisk image.