Bios Post Code List - Biostar TForce 590 SLI Deluxe Setup Manual

6.5 BIOS P
OST
CODE Name
C0 Turn Off Chipset and CPU test Read/Write/Verify all CPU registers
C1 Memory Presence
C2 Early Memory Initial
C3 Extend Memory DRAM select
C4 Special Display Handling
C5 Early Shadow
C6 Cache presence test
CF CMOS Check
B0 Spurious
B1 Unclaimed NMI
BF Program Chip Set
E1-EF Setup Pages
1 Build BIOS Engine
2 Setup Bios item
3 Build PMM Node
5 Blank video screen
7 Initial keyboard
8 Test Keyboard
A Initial mouse
Checksum the BIOS and
E
message
10 Auto detec Flash
12 Check CMOS
14 Chipset Default load
18 Identify the CPU
1B Setup Interrupt Vector Table
1C Check CMOS
1D Record MP system
21 initial HPM
23 Programs chipset
24 PNP System Resource
25 Shadowing system
26 Initialize Device
Initial KBC and setup BIOS
27
data
29 Set video interface
2B initial Video device
2D Video memory test
2F show message
33 PS2 Mouse setup
C L
ODE IST
First block memory detect,presence test
OEM Specific- Board Initialization
OEM Specific- Turn on extended memory
OEM Specific- Display/Video Switch
Early shadow enable for fast boot
External cache size detection
CMOS checkup
If interrupt occurs in protected mode
If unmasked NMI occurs, display Press F1 to disable NMI, F2
reboot.
To program chipset from defaults values
E1- Page 1, E2 - Page 2, etc.
Build Award Decompression Bios Engine
Setup the Bios item segment and Read CMOS data into stack
Initialize Post Memory Manager
Reset Video controller
Initialize the keyboard controller
Test the Keyboard
Initialize the mouse
Check the intergraty of the ROM,BIOS and message
Check Flash type and copy flash write/erase routines to
0F000h segments
Check CMOS circuitry
Programs the chipset registers with default values
Check the CPU ID and init Cache controller
Initialize interrupt vectors table
Check normal CMOS checksum and battery
Record MP system
If support HPM, HPM get initialized here
Programs the chipset registers
PNP System Resource
Shadowing system and video BIOS to speedup booting
program the Peripheral Device and init Generator,Sensor
Final Initialize the keyboard controller and set up BIOS area
data
set VGA to special state Before initial
initial Video device
Test the video memory
show Summary message
Setup PS2 Mouse and reset KB
TForce 590 SLI Deluxe
Description
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