Bus checkpoint codes – Acer Altos G301 User Manual
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Bus Checkpoint Codes
The system BIOS passes control to different buses at the following
checkpoints:
A8h
Initialization before passing control to the adaptor
ROM at E000h completed. Passing control to the
adaptor ROM at E000h next.
A9h
Returned from adaptor 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
Uncompressing the DMI data and executing DMI
POST initialization 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.
Checkpoint 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 adaptor ROMs from C8000h
through D8000h.
Checkpoint Code
Description
bb411/cppl!!Qbhf!23:!!Uivstebz-!Kbovbsz!34-!3114!!3;3:!QN