Mercury Green 320, Service Manual

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Code Description
A4h The keyboard typematic rate is set. Programming the memory wait states next.
A5h Memory wait state programming is over. Clearing the screen and enabling parity and the NMI next.
A7h NMI and parity enabled. Performing any initialization required before passing control to the option ROM at E000 next.
A8h Initialization before passing control to the option ROM at E000h completed. Passing control to the option ROM at
E000h next.
A9h Returned from option ROM at E000h control. Performing any initialization required after the E000 option ROM had
control next.
AAh Initialization after E000 option ROM control has completed. Displaying the system configuration next.
ABh Building the multiprocessor table, if necessary.
ACh Uncompressing the DMI data and initializing DMI POST next.
B0h The system configuration is displayed.
B1h Copying any code to specific areas.
00h Code copying to specific areas is done. Passing control to INT 19h boot loader next.
Bus Checkpoint Codes The system BIOS passes control to buses at:
Code Description
2Ah Initializing the different bus system, static, and output devices, if present.
38h Initialized bus input, IPL, and general devices, if present.
39h Displaying bus initialization error messages, if any.
95h Initializing bus option ROMs from C8000h through D8000h.