Reference Guide
NOTE: You cannot enable legacyorom with Secure boot.
Table 5. Legacy Option ROM with Secure Boot
secureboot — enable secureboot — disable
When legacyorom is enabled, NOT Allowed Allowed
When legacyorom is enabled, NOT Allowed Allowed
--lidswitch
Valid Argument enable, disable
Description Enables or disables the lid switch functions.
• enable — OS setting determines the display behavior when lid is closed.
• disable — Display will not be aected when lid is closed.
--limitcpuidvalue
Valid Argument on, o
Description Limits the maximum value the processor standard CPUID function supports. Some operating
system will be unable to install if the maximum CPUID function supported is greater than 3. If set
to on, the CPUID function is limited to 3. If set to o, the CPUID function is not limited to 3.
--liquidcooler1
Valid Argument
enable, disable
Description
Enables or disables the liquid cooler 1.
• enable — Enables the liquid cooler 1.
• disable — Disables the liquid cooler 1.
--liquidcooler2
Valid Argument
enable, disable
Description
Enables or disables the liquid cooler 2.
• enable — Enables the liquid cooler 2.
• disable — Disables the liquid cooler 2.
--logicproc
Valid Argument
enable, disable
Description Enables or disables hyper threading on the next system boot. On some Dell platforms, that support
multi-core processor technology, this is enabled or disabled though the platform does not support
hyper threading. In this case, this command may enable or disable multi-core processor
technology.
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