Dell PowerEdge C6145 - Manual (Page 76)

Appendix 76
BIOS version Info
The BIOS enables the system interface to the BMC and logs this event to the
BMC early in POST.
User can find the BIOS version in event record byte 15-16 as following table:
POST START Event
Byte Item Data
1-2 Record ID -
3 Record Type -
4-7 Timestamp -
8-9 Generator ID 0x01 (BIOS)
10 Event Message Format Version 0x04 (IPMI 1.5)
11 Sensor Type 0xC1 (OEM Reserved)
12 Sensor Number 0x81 (BIOS Start)
13 Event Direction/Event Type 0x70 (OEM)
14 Event Data 1 0xA0
15 Event Data 2 0x01 (BIOS Major Version)
16 Event Data 3 0x01 (BIOS Minor Version)
Example:
1 Issue SEL list command to find post start Entity ID is 9
2 ipmitool sel get 9
BIOS version is V 1.1