IBM 560 - Manual (Page 88)

Set Pointing Device State
Input Field
Major Function Number - 11h
Minor Function Number - 3h
Parameter 1
- Reserved
Parameter 2 - (Bit 15- 8)
Pointing device current status
Bit 8 - Built-in Pointing device status
= : Disable
= 1 : Enable
Bit 9 - External Pointing device status
= : Disable
= 1 : Enable
Bit 15- 1 : Reserved
(Bit
7- ) Request Type
= h - Current hardware
= 1h - CMOS (effective after reboot)
Bit 7- 2: Reserved
Parameter 3 - Reserved
Parameter 4 - Reserved
Parameter 5 - Reserved
Output Field
Return Code - Error Status
Auxiliary Return Code - Reserved
Parameter 1
- Reserved
Parameter 2 - Reserved
Reserved
Parameter 3 - Reserved
Parameter 4 - Reserved
Parameter 5 - Reserved
A-24 ThinkPad 560/560E SMAPI BIOS