Lenovo ThinkPad 600E Technical Reference Manual for the ThinkPad 600 - Page 101
Get Pointing Device State, SMAPI BIOS, Major Function Number - 11
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Get Pointing Device State Input Field Major Function Number - 11 Minor Function Number - 2 Parameter 1 - Bits 15-8 Request type = h - Current hardware = 1h - CMOS (effective after reboot) Bits 7- Reserved Parameter 2 - Reserved Parameter 3 - Reserved Parameter 4 - Reserved Parameter 5 - Reserved Output Field Return Code - Error status Auxiliary Return Code - Reserved Parameter 1 - Bits 15-8 Pointing device current status Bits 1 , 8 - Built-in pointing device control = : Disable = 1 : Enable = 1 : Auto = 11 : Reserved Bit 9 - External pointing device status = : Disable = 1 : Enable Bits 15-11: Reserved Bits 7- Pointing device capability Bit - Built-in pointing device status = : Status is not controllable = 1 : Status is controllable Bit 1 - External pointing device status = : Status is not controllable = 1 : Status is controllable Bit 2 - Built-in pointing device auto control = : Not support = 1 : Support Parameter 2 - Reserved Parameter 3 - Reserved Parameter 4 - Reserved Parameter 5 - Reserved SMAPI BIOS B-25