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Chapter 4: UEFI BIOS
DMAr Support
Use this feature to enable DMAr system protection during POST. The options are Disabled,
Enabled, and Auto.
DMA Protection
Use this feature to enable DMA remap support in the IVRS IVinfo field. The options are Auto,
Enabled, and Disabled.
DRTM Virtual Device Support
Use this feature to enable the DRTM ACPI virtual device support. The options are Disabled,
Enabled, and Auto.
DRTM Memory Reservation
Use this feature to reserve 128 MB memory below Bottom IO for DRTM. It is required to be
enabled for Secured-Core Server function. The options are Disabled, Enabled, and Auto.
TDP Control
The options are Manual and Auto. Set this feature to Manual to have the customized TDP.
Set this feature to Auto to use the fused TDP.
TDP (Available when "TDP Control" is set to Manual)
Use this feature to set the TDP (in watts).
Package Power Limit Control
The options are Manual and Auto. Set this feature to Manual to have the customized Package
Power Tracking (PPT). Set this feature to Auto to use the fused PPT.
Package Power Limit (Available when "Package Power Limit Control" is set to
Manual)
Use this feature to set the PPT (in watts).
Determinism Control
The options are Manual and Auto. Set this feature to Manual to customize the performance
determinism settings. Set this feature to Auto to use the default performance determinism
settings.
Determinism Enable (Available when "Determinism Control" is set to Manual)
Use this feature to disable/enable performance determinism. The options are Disable
Performance Determinism and Enable Performance Determinism.
APBDIS
Use this feature to configure Algorithm Performance Boost Disable (APBDIS). Set this feature
to 0 to use the mission mode. Set this feature to 1 to enable APBDIS. The options are 0, 1,
and Auto.
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