E-Pos 1000 (P4) User Manual download pdf (Page 41)

POST (hex) Description

0Dh Reserved

0Eh Test F000h segment shadow to see whether it is R/W-

able or

not. If test fails, keep beeping the speaker.

0Fh Reserved

10h

Auto detect flash type to load appropriate flash R/W codes into

the run time area in F000 for ESCD & DMI support.

11h Reserved

12h

Use walking 1’s algorithm to check out interface in CMOS

circuitry.

Also set real-

time clock power status, and then check for

override.

13h Reserved

14h Program chipset default values in

to chipset. Chipset default

values are MODBINable by OEM customers.

15h Reserved

16h Initial Early_Init_Onboard_Generator switch.

17h Reserved

18h

Detect CPU information including brand, SMI type (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_INT_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

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E-Pos 1000 (P4) User Manual Page 41