User's Manual

52
POST (hex) Description
0Ah 1. Disable PS/2 mouse interface (optional).
2. Auto detect ports for keyboard & mouse
followed by a port & interface swap (optional).
3. Reset keyboard for Winbond 977 series
Super I/O chips.
0Bh Reserved
0Ch Reserved
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 into 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