Post And Checkpoint Codes; Ami Checkpoint Ranges; Standard Checkpoints - Sec Phase - Oracle Sun Server X4-4 Service Manual

POST and Checkpoint Codes

During the power-on self test (POST) sequence, checkpoint codes appear to allow you to
monitor the state of the system. The codes are primarily generated by the system BIOS
(exceptions are noted).

AMI Checkpoint Ranges

Status Code
Range
0x01 – 0x0B
0x0C – 0x0F
0x10 – 0x2F
0x30 – 0x4F
0x50 – 0x5F
0x60 – 0x8F
0x90 – 0xCF
0xD0 – 0xDF
0xE0 – 0xE8
0xE9 – 0xEF
0xF0 – 0xF8
0xF9 – 0xFF

Standard Checkpoints - SEC Phase

Status Code
Range
0x00
0x01
0x02
0x03
Description
SEC execution (PEI).
SEC errors.
PEI execution up to and including memory detection.
PEI execution after memory detection.
PEI errors.
DXE execution up to BDS.
BDS execution.
DXE errors.
S3 fesume (PEI).
S3 resume errors (PEI).
Recovery (PEI).
Recovery errors (PEI).
Description
Not used.
Power on. Reset type detection (soft/hard).
AP initialization before microcode loading.
North Bridge initialization before microcode loading.
POST and Checkpoint Codes 271