Supermicro H13SSF User Manual page 51

CPU1 PCIe Package Group G3
This setting selects the PCIe port bifurcation configuration for the selescted slot. The options
include Auto, x2x2x2x2x2x2x2x2, x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and SATA.
CPU1 PCIe Package Group P1
This setting selects the PCIe port bifurcation configuration for the selescted slot. The options
include Auto, x2x2x2x2x2x2x2x2, x4x4x4x4, x4x4x8, x8x4x4, x8x8, and x16.
CPU1 PCIe Package Group G1
This setting selects the PCIe port bifurcation configuration for the selescted slot. The options
include Auto, x2x2x2x2x2x2x2x2, x4x4x4x4, x4x4x8, x8x4x4, x8x8, and x16.
CPU1 PCIe Package Group P0
This setting selects the PCIe port bifurcation configuration for the selescted slot. The options
include Auto, x2x2x2x2x2x2x2x2, x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and SATA.
CPU1 PCIe Package Group G0
This setting selects the PCIe port bifurcation configuration for the selescted slot. The options
include Auto, x2x2x2x2x2x2x2x2, x4x4x4x4, x4x4x8, x8x4x4, x8x8, and x16.
NB Configuration
North Bridge Configuration
IOMMU
Use this setting to enable/disable IOMMU. Options include Disabled, Enabled, and Auto.
DMAr Support
Use this setting to enable/disable DMAr system protectection during POST. Options include
Disabled, Enabled, and Auto.
DMA Protection
Use this setting to enable/disable DM remap support in IVRS IVinfo Field. Options include
Auto, Enabled, and Disabled.
DRTM Virtual Device Support
Use this setting to enable/disable DRTM ACPI virtual device. Options include Disabled,
Enabled, and Auto.
DRTM Memory Reservation
Reserve 128MB memory below Bottom IO for DRTM. It is required to be enabled for Secured-
Core Server function. Options include Disabled, Enabled, and Auto.
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Chapter 4: BIOS