Trinity KT400 S2495
Appendix II: Post Error Code for BIOS
5-12
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POST (hex)
Description
63h:
Reset keyboard if Early_Reset_KB is not defined.
64h:
Reserved
65h:
Initialize PS/2 Mouse
66h:
Reserved
67h:
Prepare memory size information for function call: INT 15h ax=E820h
68h:
Reserved
69h:
Turn on L2 cache
6Ah:
Reserved
6Bh:
Program chipset registers according to items described in Setup & Auto-
configuration table.
6Ch:
Reserved
6Dh:
1. Assign resources to all ISA PnP devices.
2. Auto assign ports to onboard COM ports if the corresponding item in
Setup is set to “AUTO”.
6Eh:
Reserved
6Fh:
1. Initialize floppy controller
2. Set up floppy related fields in 40:hardware.
70h:
Reserved
71h:
Reserved
72h:
Reserved
73h:
Reserved
74h:
Reserved
75h:
Detect & install all IDE devices: HDD, LS120, ZIP, CDROM… ..
76h:
(Optional Feature)
Enter AWDFLASH.EXE if:
-AWDFLASH.EXE is found in floppy drive.
-ALT+F2 is pressed.
77h:
Detect serial ports & parallel ports.
78h:
Reserved
