Mux Switching Command - Lenovo ThinkSystem HR330A User Manual And Hardware Maintenance Manual

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Request data:
Response data:
Completion
UEFI Flag

2.6 MUX Switching command

The command is used to switch the MUX lines to SOL and SYS.
Linux command:
$ ipmitool raw 0x3c 0xee <Port Index> <Direction>
Description:
NetFn
Command
Request data:
Byte
1
2
Completion Code
[7:4] - Reserve
[3] 1b = Hide/Un-hide UEFI setting
[2] 1b = Set/Un-set UEFI manufacturing mode (Deprecated)
[1] 1b = Clear/Un-clear UEFI password
[0] 1b = Reserved
0x3c
0xee
Data filed
Port Index:
0x0 – UART 0
0x1 – UART 1
0x2 – UART 4
Direction:
00 – MUX to SYS
01 – MUX to BMC
02 – MUX to SOL
145

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