Hide Or Un-Hide The Uefi Menu; Get The Uefi Control Flag - Lenovo ThinkSystem HR330A User Manual And Hardware Maintenance Manual

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2.4 Hide or un-hide the UEFI menu

The command is used for UEFI to Hide / Un-hide the UEFI menu setting.
Linux command:
$ ipmitool raw 0x3c 0x2 0x8 0xff
Description:
NetFn
Command
Request data:
Mask
[7:0]
Value
[7:0]
Response data:
Byte
1

2.5 Get the UEFI control FLAG

The command is to get the UEFI setting flag which contains the setting bits for functions in section 2.2, 2.3 and 2.4 above. Please
be noted that the control flag should be set before by command 0x2. If not, the 'Unspecified Error' will be returned.
Linux command:
$ ipmitool raw 0x3c 0x3
Description:
NetFn
Command
0x3c
0x2
0x8 – Use bit 3 to control the feature, the effect depends on the value.
0x0 - Trigger to disable the feature that running at manufacturing mode 0xff - Trigger to enable the
feature that running at manufacturing mode
Data field
Completion Code
0x3c
0x3
144

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