Set TEE OS Version
更新时间: 2026/08/06
在Gitcode上查看源码

Set TEE OS Version

Change History

openUBMC VersionRevision DateDescription
25.062025/06/26Initial draft: add command details

Basic Information

Function Description

The BIOS transfers the secure OS version number.

Privilege

Command Information

Request Information

ByteData Field
NetFn30h
CMD92h
1:3Manufacturer 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.
4Subcommand, subcommand=4Ah
5Type of the secure OS information sent by the BIOS. 0: secure OS version; 1: CCA version; others are reserved for extension.
6Length of the sent data.
7:nInfo_string. The value contains a maximum of 128 bytes.

Response Information

ByteData Field
1Completion Code
2:4Manufacturer 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

Request:

bash
ipmicmd -k "0f 00 MM NN" smi 0

Response:

text
0f MM NN

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