FWA-3220 Series U31 EEPROM Read / Write check

Purpose

This article is introducing how to check U31 EEPROM is functioning through ipmitool commands

Target Audience

All users who are using Advantech FWA-3220 series

Prerequisites

1- Make sure ipmitool utility is working on local host

2-This FAQ is showing the path to system EEPROM is working properly , not introduce how check contents. 

Procedures

U31 is an EEPROM located with i2c address ACh , this EEPROM is able to be read/write and user may perform some check or stored some info in this device.  

Check IPMItool version:

# ipmitool -V
ipmitool version 1.8.18

Read Contents:

# ipmitool i2c bus=1 0xac 16 0
10 0f 0e 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01

Write Contents:

# ipmitool i2c bus=1 0xac 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Wrote 17 bytes to I2C device ACh

Read Contents Again:

# ipmitool i2c bus=1 0xac 16 0
01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10