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BIOS Setup
Parameter Description
Platform First Error Handling
Enable/Disable PFEH, cloak individual banks, and mask deferred error
interrupts from each bank.
Options available: Auto, Enabled, Disabled. Default setting is Auto.
Core Performance Boost
Enable/Disable the Core Performance Boost function.
Options available: Auto, Disabled. Default setting is Auto.
Global C-State Control
Controls the IO based C-state generation and DF C-states.
Options available: Auto, Enabled, Disabled. Default setting is Auto.
Power Supply Idle Control
ConguresthePowerSupplyIdleControl.
Options available: Auto, Low Current Idle, Typical Current Idle. Default
setting is Auto.
SEV ASID Count
SpeciesthemaximumvalidASID,whichaffectsthemaximumsystem
physical address space.
Options available: Auto, 253 ASIDs, 509 ASIDs. Default setting is Auto.
SEV-ES ASID Space Limit
Control
Space limit control for SEV-ES ASIDs.
Options available: Auto, Manual. Default setting is Auto.
Streaming Stores Control
Enable/Disable the Streaming Stores functionality.
Options available: Auto, Enabled, Disabled. Default setting is Auto.
Local APIC Mode
Options available: Compatibility, xAPIC, x2APIC, Auto. Default setting is
Auto.
ACPI_CST C1 Declaration
Determines whether or not to declare the C1 state to the OS..
Options available: Auto, Enabled, Disabled. Default setting is Auto.
MCA error thresh enable
Enable MCA error thresholding.
Options available: Auto, False, True. Default setting is Auto.
SMU and PSP Debug Mode
Whenthisoptionisenabled,specicuncorrectederrorsdetectedbythe
PSP FW or SMU FW will hand and not reset the system.
Options available: Auto, Enabled, Disabled. Default setting is Auto.
PPIN Opt-in
Enable/Disable the PPIN feature.
Options available: Auto, Enabled, Disabled. Default setting is Auto.
Indirect Branch Prediction
Speculation
Enabled: Enter system memory is covered.
Options available: Disabled, Enabled, Auto. Default setting is Auto.