IBM 560 - Manual (Page 76)

Function Description
System Information Service
Get System Identification
Input Field
Major Function Number - h
Minor Function Number - h
Parameter 1 - Reserved
Parameter 2 - Reserved
Parameter 3 - Reserved
Parameter 4 - Reserved
Parameter 5 - Reserved
Output Field
Return Code - Error Status
Auxiliary Return Code - Return Value Format
= h - ASCII Format
= 1h - Binary Format
Parameter 1 - System ID
Parameter 2 - Country Code
Parameter 3 - System BIOS revision
Parameter 4 - (Bit 16-31) Reserved
- (Bit
-15) System Management BIOS revision
Parameter 5 - (Bit 16-31) Reserved
- (Bit
-15) SMAPI BIOS Interface revision
A-12 ThinkPad 560/560E SMAPI BIOS