IBM 770 Laptop User Manual


 
Get CPU Information
Input Field
Major Function Number - 
Minor Function Number - 1
Parameter 1 - 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 - Reserved
Parameter 2 - CPU ID
(Bits 15-8) Microprocessor type
(Bits 7-) Microprocessor stepping level
= FFFFh : Unknown
Parameter 3 - Clock Information
(Bits 15-8) CPU clock (units: MHz)
= FEh : CPU clock is over 254 MHz
= FFh : Unknown
(parameter 4 is valid)
(Bits 7-) Internal clock (units: MHz)
= FEh : Internal clock is over 254 MHz
= FFh : Unknown
(parameter 5 is valid)
Parameter 4 - (Bits 31-16) Reserved
- (Bits 15-) CPU clock (units : MHz)
Parameter 5 - (Bits 31-16) Reserved
- (Bits 15-) Internal clock (units: MHz)
SMAPI BIOS B-13