Write FRU Data

Change History

openUBMC Version	Revision Date	Description
25.06	2025/06/26	Initial draft: add command details

Basic Information

Function Description

Writes FRU data.

Privilege

Command Information

Request Information

Byte	Data Field
NetFn	Storage 0Ah
CMD	12h
1	FRU Device ID, FFh=reserved.
2	FRU Inventory Offset to write, LS Byte
3	FRU Inventory Offset to write, MS Byte
4:3+N	Data to write

Response Information

Byte	Data Field
1	Completion code. Generic, plus following command specific: 80h=write-protected offset. Cannot complete write because one or more bytes of FRU data are to a write-protected offset in the FRU device. Note that an implementation may have allowed a 'partial write' of the data to occur 81h=FRU device busy. Refer to the preceding table for the Read FRU Command for the description of this completion code
2	Count written --- count is '1' based

Byte

Data Field

Completion code. Generic, plus following command specific:
80h=write-protected offset. Cannot complete write because one or more bytes of FRU data are to a write-protected offset in the FRU device. Note that an implementation may have allowed a 'partial write' of the data to occur
81h=FRU device busy. Refer to the preceding table for the Read FRU Command for the description of this completion code

Count written --- count is '1' based

Command Example

Write FRU data.

Request:

bash

ipmicmd -k "0f 00 MM NN" smi 0

Response:

text

0f MM NN

Write FRU Data ​

Change History ​

Basic Information ​

Function Description ​

Privilege ​

Command Information ​

Request Information ​

Response Information ​

Command Example ​

Write FRU data. ​

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