SUPER MICRO Computer SUPERSERVER 6012L-6 User Manual

Page 103

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B-5

Appendix B: AMIBIOS POST Codes

Checkpoint

Code Description

48h

Patterns written in base memory. Determining the amount of memory

below 1 MB next.

49h

The amount of memory below 1 MB has been found and verified.

Determining the amount of memory above 1 MB memory next.

4Bh

The amount of memory above 1 MB has been found and verified.

Checking for a soft reset and clearing the memory below 1 MB for

the soft reset next. If this is a power on situation, going to checkpoint

4Eh next.

4Ch

The memory below 1 MB has been cleared via a soft reset. Clearing

the memory above 1 MB next.

4Dh

The memory above 1 MB has been cleared via a soft reset. Saving

the memory size next. Going to checkpoint 52h next.

4Eh

The memory test started, but not as the result of a soft reset.

Displaying the first 64 KB memory size next.

4Fh

The memory size display has started. The display is updated during

the memory test. Performing the sequential and random memory test

next.

50h

The memory below 1 MB has been tested and initialized. Adjusting

the displayed memory size for relocation and shadowing next.

51h

The memory size display was adjusted for relocation and shadow-

ing.

Testing the memory above 1 MB next.

52h

The memory above 1 MB has been tested and initialized. Saving

the memory size information next.

53h

The memory size information and the CPU registers are saved.

Entering real mode next.

54h

Shutdown was successful. The CPU is in real mode. Disabling the

Gate A20 line, parity, and the NMI next.

57h

The A20 address line, parity, and the NMI are disabled. Adjusting

the memory size depending on relocation and shadowing next.

58h

The memory size was adjusted for relocation and shadowing.

Clearing the

Hit <DEL>

message next.

59h

The

Hit <DEL>

message is cleared. The

<WAIT...>

message is

displayed. Starting the DMA and interrupt controller test next.

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