AXIOMTEK SBC81870 Series User Manual page 111

16h : Initial Early_Init_Onboard_Generator switch.
17h : Reserved
Detect CPU information including brand, SMI type
18h :
(Cyrix or Intel) and CPU level (586 or 686).
19h : Reserved
1Ah : Reserved
1Bh : Initial interrupts vector table. If no special specified,
all H/W interrupts are directed to
SPURIOUS_INIT_HDLR & S/W interrupts to
SPURIOUS_soft_HDLR.
1Ch : Reserved
1Dh : Initial EARLY_PM_INIT switch
1Eh : Reserved
1Fh : Load keyboard matrix (notebook platform)
20h : Reserved
21h : HPM initialization (notebook platform)
22h : Reserved
23h : 1. Check validity of RTC value:
e.g. a value of 5Ah is an invalid value for RTC
minute.
2. Load CMOS settings into BIOS stack. If CMOS
checksum fails, use default value instead.
3. Prepare BIOS resource map for PCI & PnP use. If
ESCD is valid, take into consideration of the
ESCD's legacy information.
4. Onboard clock generator initialization. Disable
Trouble Shooting
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SBC81870 Intel Pentium M w/ DDR/VGA/Dual LAN
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