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PCI-934 Technical Reference Manual
POST
Name
(hex)
80
Teknor Segment Move 1
81
Teknor Segment Move 2
82
Teknor Segment Move 3
83
Check & Program CPLD
84
Reserved
:
:
:
:
AF
Reserved
B0
Spurious
B1
Unclaimed NMI
B2
Reserved
:
:
:
:
BD
Reserved
BE
Early Prog Chipset Def.
BF
Program Chip Set
C0
Turn ON/OFF Cache
C1
Memory presence
C2
Early Memory Initialization
C3
Extended Memory Initialization
C4
Special Display Switch Handling
C5
Early Shadow
C6
Cache Programming
C7
Reserved
C8
Special Speed Switching
C9
Special Shadow Handling
CA
Very Early Initialization
CB
Reserved
:
:
:
:
CF
Reserved
Description
Install the Teknor segment from Flash to DC00:0h.
Install the Teknor segment from DC00:0h to 7000:0h.
Install the Teknor segment from 7000:0h to EC00:0h.
Check & Program CPLD for valid UserCode & IDCode.
Reserved
:
:
Reserved
If interrupt occurs in protected mode.
If unmasked NMI occurs, display:
Press F1 to disable NMI, F2 reboot.
Reserved
:
:
Reserved
Going to early program chipset to default values (called from
POST_8s).
Called early at POST 0Dh to program chipset from CT-TABLE.
OEM Specific - Cache control.
OEM Specific - Test to size on-
board memory test.
OEM Specific - Board Initialization.
OEM Specific - Turn ON
extended memory DRAM select.
OEM Specific - Display/Video switch handling so that display switch
errors never occur.
OEM Specific - Early Shadow
enable for fast boot.
OEM Specific - Routine for
programming which region are
cacheable.
Reserved
OEM Specific - Routine to handle speed switching.
OEM Specific - Normal Shadow routine.
OEM Specific – Initialize hardware before any other hardware
initialization.
Reserved
:
:
Reserved
E-10
Boot Block: First POST.
Boot Block: Search for Boot
Block Signature "*BBSS*".
Boot Block: Expand compressed
BIOS
Boot Block: Early Shadow
System BIOS.
Boot Block: Cache Sizing
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