Set Cooling Device Level
更新时间： 2026/08/06
在AtomGit上查看源码Set Cooling Device Level
Change History
| openUBMC Version | Revision Date | Description |
|---|---|---|
| 25.06 | 2025/06/26 | Initial draft: add command details |
Basic Information
Function Description
Sets the level of the heat sink.
Privilege
BasicSetting
Command Information
Request Information
| Byte | Data Field |
|---|---|
| NetFn | 30h |
| CMD | 91h |
| 1:3 | Manufacturer ID, LS Byte first. The length is fixed to three bytes. For example, if the vendor ID is 2011 and the corresponding hexadecimal value is 0x0007DB, the first byte is DBh, the second byte is 07h, and the third byte is 00h. |
| 4 | Sub command, sub command=25h |
| 5 | Device Type 0: fan 1: pump |
| 6 | Device Id 0-0xfe: ID of a single heat sink 0xff: All components take effect. |
| 7 | Level: 0-100, component heat dissipation level |
Response Information
| Byte | Data Field |
|---|---|
| 1 | Completion Code |
| 2:4 | Manufacturer ID, LS Byte first. The length is fixed to three bytes. For example, if the vendor ID is 2011 and the corresponding hexadecimal value is 0x0007DB, the first byte is DBh, the second byte is 07h, and the third byte is 00h. |
Command Example
Set the heat dissipation level of all fans to 50%.
Request:
bash
ipmitool raw 0x30 0x91 0xdb 0x07 0x00 0x25 0x00 0xff 0x32Response:
text
db 07 00