IBM 770 用户手册
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Set System Timer
Input Field
Major Function Number - 32
Minor Function Number - ð3
Parameter 1
Minor Function Number - ð3
Parameter 1
- Bits 15-8 Power mode select
= ððh - All mode
= ð1h - Manual PM mode (AC)
= ð2h - Manual PM mode (battery)
= F3h - High performance mode
= F4h - Auto power management mode
= ð1h - Manual PM mode (AC)
= ð2h - Manual PM mode (battery)
= F3h - High performance mode
= F4h - Auto power management mode
Bits 7-ð System timer initial
value (units: minutes)
= ððh - Disable system timer
= ððh - Disable system timer
Parameter 2
- Reserved
Parameter 3
- Reserved
Parameter 4
- Reserved
Parameter 5
- Reserved
Output Field
Return Code
- Error status
Auxiliary Return Code - Reserved
Parameter 1
Parameter 1
- Reserved
Parameter 2
- Reserved
Reserved
Parameter 3
- Reserved
Parameter 4
- Reserved
Parameter 5
- Reserved
B-42 SMAPI BIOS