Get DIMM Info
更新时间： 2026/08/06
在AtomGit上查看源码Get DIMM Info
Change History
| openUBMC Version | Revision Date | Description |
|---|---|---|
| 25.06 | 2025/06/26 | Initial draft: add command details |
Basic Information
Function Description
Shows the information of various types of memories and related auxiliary information.
Privilege
Command Information
Request Information
| Byte | Data Field |
|---|---|
| NetFn | 30h |
| CMD | 92h |
| 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 = 2Bh |
| 5~7 | Positions of memory modules Byte 5: CPU ID or node ID Byte 6: channel ID Byte 7: DIMM ID |
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. |
| 5 | SMS content length |
| 6 | DIMM Type. 1: common memory 2:AEP 3:NVDIMM |
| (7) | Other information For NVDIMM: Byte 7: indicates the presence information about a supercapacitor. 1: yes 0: not in position Other memory: No rating |
Command Example
Set the slot ID of common DIMM DIMM000.
Request:
bash
ipmicmd -k "0f 00 30 92 db 07 00 2b 00 00 00" smi 0Response:
text
0f 31 00 92 00 db 07 00 * * *This example assumes command success (completion code 00). The request queries DIMM000. The first two * each represent one returned byte: information length and DIMM type. The final * is the optional one-byte supercapacitor presence status, present only for NVDIMM type 03 and omitted for other types.