Get Fan Speed Properties
更新时间： 2026/08/06
在AtomGit上查看源码Get Fan Speed Properties
Change History
| openUBMC Version | Revision Date | Description |
|---|---|---|
| 25.06 | 2025/06/26 | Initial draft: add command details |
Basic Information
Function Description
Obtains fan speed attributes.
Privilege
ReadOnly
Command Information
Request Information
| Byte | Data Field |
|---|---|
| NetFn | PICMG:2ch |
| Cmd | 14h |
| 1 | PICMG Identifier. Indicates that this is a PICMG-defined group extension command. A value of 00h is used. |
| 2 | FRU Device ID |
Response Information
| Byte | Data Field |
|---|---|
| 1 | Completion Code |
| 2 | PICMG Identifier. Indicates that this is a PICMG-defined group extension command. A value of 00h is used. |
| 3 | Minimum Speed Level. This field describes the minimum setting that is accepted by the Set Fan Level command. |
| 4 | Maximum Speed Level. This field describes the maximum setting that is accepted by the Set Fan Level command. |
| 5 | Normal Operating Level. This field represents the default normal fan speed recommended by the fan manufacturer. |
| 6 | Fan Tray Properties. This field holds properties of the Fan Tray. [7] – Local Control Mode Supported. This bit is set to 1b if the Fan Tray supports automatic adjustment of the fan speed. [6:0] – Reserved |
Command Example
Obtain fan speed attributes.
Request:
bash
ipmicmd -k "0f 00 2c 14 00 00" smi 0Response:
text
0f 2d 00 14 00 00 * * * *Note: The response completion code is 00 (success). Query FRU 0. Each * is one device-dependent byte: minimum, maximum, and normal fan levels, followed by fan-tray properties.