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Appendix B. System Management API
(SMAPI) BIOS Overview
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3
Header Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4
Calling Convention . . . . . . . . . . . . . . . . . . . . . . . . . . B-6
Parameter Structure . . . . . . . . . . . . . . . . . . . . . . . B-6
Sample in Assembler Language ............... B-8
Sample in C Language .................... B-9
Calling Convention Pseudo Code ............... B-10
Return Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-11
Function Description . . . . . . . . . . . . . . . . . . . . . . . . B-12
System Information Service .................. B-12
Get System Identification .................. B-12
Get CPU Information .................... B-13
Get Display Device Information .............. B-14
Get Docking Station Information .............. B-15
Get UltraBay II Information ................. B-16
Get Slave Micro Control Unit Information ......... B-17
Get System Sensor Status ................. B-18
Get Video Information .................... B-19
Get Refresh Rate Capability ................ B-20
System Configuration Service ................. B-22
Get Display Device State .................. B-22
Set Display Device State .................. B-24
Get Pointing Device State .................. B-25
Set Pointing Device State .................. B-26
Get Hotkey Sticky/Lock ................... B-27
Set Hotkey Sticky/Lock ................... B-28
Power Management Service .................. B-29
Get Power Management Mode ............... B-29
Set Power Management Mode ............... B-30
Get Timer Control ...................... B-31
Set Timer Control ...................... B-33
Event Bit Definition ....................... B-34
Get System Event Global Condition ............ B-35
Set System Event Global Condition ............ B-36
Get System Event 1 Condition ............... B-37
Set System Event 1 Condition ............... B-38
Get System Event 2 Condition ............... B-39
Set System Event 2 Condition ............... B-40
Get System Timer ...................... B-41
Set System Timer ...................... B-42
Copyright IBM Corp. 1997 B-1