U-boot usage am4150 u-boot bootloader – Kontron AM4150 U-Boot Bootloader User Manual

Page 22

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U-Boot Usage

AM4150 U-Boot Bootloader

Page 22

ID 1052-5678, Rev. 1.0

P R E L I M I N A R Y

USAGE:

Send IPMI “Get Device ID” command (lun 0, NetFn 6, cmd 1, no data)
using the “kcs raw” option

COMMAND / RESPONSE:

=> kcs raw lun 0x00 0x06 0x01

KCS transaction successfully completed, rsp_size: 18

(dec)

1c 01 00 10 80 01 00 51 b9 98 3a 00 00 d0 10…

05 00 00

=>

Response bytes:
- first byte presents return NetFn combined with lun
- second presents command number
- third presents completion code
- further bytes are response data

In this example, the first byte (0x1c) is decoded as lun 0 (two least
significant bits) and NetFn 7 (six most significant bits).

Send IPMI “Get FRU Inventory Area” command to get information about
FRU 0 repository (lun 0, NetFn 16, cmd 10, data byte 0x00)

COMMAND / RESPONSE:

=> kcs raw 0x0a 0x10 0x00

KCS transaction successfully completed,… rsp_size: 6

(dec)

2c 10 00 00 10 00

=>

kcs

(continued)

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