15C200 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - ENABLE/DISABLE
15C201 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - RESET
15C202 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - SET SAMPLING RATE
15C203 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - SET RESOLUTION
15C204 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - GET TYPE
15C205 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - INITIALIZE
15C206 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - EXTENDED COMMANDS
15C207 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - SET DEVICE HANDLER ADDR
15C208 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE - WRITE TO POINTER PORT
15C209 INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE - READ FROM POINTER PORT
15C2 INT 15 - IBM SurePath BIOS - Officially "Private" Function