Appendix B: Post Codes (Ami) . The Following Is The Checkpoint List In Ami Runtime Compressed Winbios In Order Of Execution - TYAN TEMPEST II Manual

Appendix B: Post Codes (AMI)
.
The Following is the checkpoint list in AMI runtime compressed
WINBIOS in order of execution.
C2 NMI is disable.
Power on delay starting.
C5 Power on delay complete
Going to enable ROM, disable cache if any.
C6 Calculating ROM BIOS checksum.
C7 ROM BIOS checksum passed.
CMOS shutdown register test to be done.
C8 CMOS shutdown register test done, CMOS checksum calcula-
tion to be done next.
CA CMOS checksum calcalation is done, CMOS Diag byte
written. CMOS Status register about to init. for DATE and
TIME.
CB CMOS status register init done.
Any init. before keyboard BAT to be done next.
CD BAT command to keyboard controller is to be issued.
CE Keyboard controller BAT result verified.
Any Init. after KB controller BAT to be done next.
CF Init. after KB controller BAT done.
KB command byte to be written.
D1 KB command byte is written.
Going to check press of <INS> key during power on.
D2 Checking for pressing od <INS> key during power-on done.
Going to disable DMA and interrupt controller.
D3 DMA controller #1, #2, interrupt controller #1,#2 disable
Video display is disable and port-B is Init.
Chipset Init, auto memory detection about to begin.
D4 Chipset Init., auto memory detection over.
To uncompress the RUNTIME Code.
D5 Runtime Code is uncompressed
DD Tranfercontrol to uncompressed code in shadow RAM at
F000:FFF0.
S1642-001-01 59