Definition of data types:
UWORD: 16-bit, unsigned LONG: 32-bit, signed ULONG: 32-bit, unsigned char *: 32-bit, pointer to a zero terminated string
|major:|| Major Device Number
|minor:|| Minor Device Number (for `major' 0..15: LUN of the ACSI or SCSI
device), maximal 255.
|key:|| A 16-bit key, returned by XHReserve, or 0 if the device is not
locked or if the key is unknown
Numerical values are, when not specified otherwise, decimal. Hex values (base 16) are introduced by a dollar sign (0x).
See also: XHDI specification About the GEMDOS About the BIOS SCSI specification