Intel Desktop Board D810E2CA3 Technical Product Specification
108
Table 77. Runtime Code Uncompressed in F000 Shadow RAM (continued)
Code
Description of POST Operation
84
Lock-key checking complete. Next, check for memory size mismatch with CMOS.
85
Memory size check complete. Next, display soft error and check for password or bypass Setup.
86
Password checked. Ready to do programming before Setup.
87
Programming before Setup complete. Uncompress Setup code and execute.
88
Returned from CMOS Setup program and cleared screen. Ready to do programming after
Setup.
89
Programming after Setup complete. Display power-on message.
8B
First screen message displayed. <WAIT...> message displayed. PS/2 mouse check and
extended BIOS data area allocation to be done.
8C
Ready to start Setup options programming.
8D
Ready to reset hard disk controller.
8F
Hard disk controller reset complete. Floppy setup to be done next.
91
Floppy setup complete. Hard disk setup to be done next.
95
Start initialization of different buses optional ROMs from C800. (See Section 5.3 for details of
different buses.)
96
Ready to do any init before C800 optional ROM control.
97
Any initialization before C800 optional ROM control is complete. Next, do optional ROM check
and control.
98
Optional ROM control is complete. Next, give control to do any required processing after optional
ROM returns control and enable external cache.
99
Do any initialization required after optional ROM Test is over. Ready to set up timer data area
and printer base address.
9A
Return after setting timer and printer base address. Ready to set the RS-232 base address.
9B
Returned after RS-232 base address. Ready to do any initialization before coprocessor test.
9C
Required initialization before coprocessor test is complete. Ready to initialize coprocessor next.
9D
Coprocessor initialized. Ready to do any initialization after Coprocessor Test.
9E
Initialization after Coprocessor Test is complete. Ready to check extended keyboard, keyboard
ID, and NumLock.
A2
Ready to display any soft errors.
A3
Soft error display complete. Ready to set keyboard typematic rate.
A4
Keyboard typematic rate set. Ready to program memory wait states.
A5
Ready to enable parity/NMI.
A7
NMI and parity enabled. Ready to do any initialization required before giving control to optional
ROM at E000.
A8
Initialization before E000 ROM control complete. E000 ROM to get control next.
A9
Returned from E000 ROM control. Ready to do any initialization required after E000 optional
ROM control.
AA
Initialization after E000 optional ROM control complete. Ready to display the system
configuration.
AB
Put INT13 module runtime image to shadow RAM.
AC
Generate MP for multiprocessor support, if present.
continued