10 bsd: elf extcmd aout boot gzio mmap
25 gfxterm: font bitmap video
37 linux: normal boot video mmap
55 efiemu: crc extcmd acpi
57 xnu: boot video bitmap efiemu gzio
61 drivemap: extcmd boot mmap
68 multiboot: elf boot gzio mmap
78 datehook: datetime normal
84 acpi: extcmd gzio mmap
89 serial: extcmd terminfo
106 date: datetime normal