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Oracle® Server X7-2 Service Manual

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Updated: February 2019
 
 

BIOS IO Menu Selections

This section includes a screen of the BIOS IO Menu. The options that are available from the IO Menu are described in the table that follows.


Note -  PCIe slot 1 is nonfunctional in single-processor systems.
image:This figure shows the BIOS IO Menu image.

The following tables describe the BIOS IO menu options.

BIOS IO Menu PCI Subsystem Settings Options

The following table describes the BIOS IO Menu PCI Subsystem Settings Options.

Setup Options
Options
Defaults
Description
PCI 64 Bit Resources Allocation
Disabled/Enabled
Enabled
Enable or disable 64-bit capable devices to be decoded in above 4G address space. This setting is available only if the system supports 64-bit decoding.
Maximum Payload
Auto/128 Bytes/256 Bytes/512 Bytes/1024 Bytes/2048 Bytes/4096 Bytes
Auto
Set the Maximum Payload of the PCI Express device or allow the System BIOS to select the value.
Maximum Read Request
Auto/128 Bytes/256 Bytes/512 Bytes/1024 Bytes/2048 Bytes/4096 Bytes
Auto
Set the Maximum Read Request of the PCI Express device or allow the System BIOS to select the value.

BIOS IO Menu IO Virtualization Options

The following table describes the BIOS IO Menu IO Virtualization Options.

Setup Options
Options
Defaults
Description
VT-d
Disabled/Enabled
Enabled
Enable or disable Intel Virtualization Technology for directed I/O (VT-d) by reporting the I/O device assignment to VMM through DMA remapping reporting (DMAR) Advance Configuration Power Interface (ACPI) tables.
SR-IOV Support
Disabled/Enabled
Enabled
Enable or disable Single Root I/O Virtualization (SR-IOV) to configure devices into multiple virtual devices that can be used on virtual OS installations. If supported by the hardware and set to enabled, all devices within the system that are SR-IOV capable are configured to support SR-IOV and I/O resources are allocated to the device as normal. If set to disabled, I/O resources are not allocated to the device.
ARI
Disabled/Enabled
Enabled
If Alternate Routing ID (ARI) is supported by the hardware and set to enabled, devices are permitted to locate virtual functions (VFs) in function numbers 8 to 255 of the captured bus number, instead of normal function numbers 0 to 7.

BIOS IO Menu IOAT Configuration Options

The following table describes the BIOS IO Menu IOAT Configuration Options.

Setup Options
Options
Defaults
Description
Intel IOAT
Disabled/Enabled
Enabled
Enable or disable Intel I/O Acceleration Technology (I/OAT) devices.
DCA Support
Disabled/Enabled
Enabled
Enable or disable direct cache access (DCA) support.

BIOS IO Menu Internal Devices Options

The following table describes the BIOS IO Internal Devices Options.

Setup Options
Options
Defaults
Description
NET0
Displays and provides options to change the internal device settings.
PCI-E UEFI Driver Enable
Disabled/Enabled
Enabled
Enable or disable PCI-E UEFI Driver. If set to enabled, UEFI Driver for the card executes as normal. If set to disabled, UEFI Driver for the card is not copied into memory and the execution of the UEFI Driver is inhibited.
NET1 and NET2
See NET0 description.

BIOS IO Menu Add-in Cards Options

The following table describes the BIOS IO Menu Add-in Cards Options.

Setup Options
Options
Defaults
Description
Slot 1

Note -  PCIe slot 1 is nonfunctional in single-processor systems.

Displays and provides options to change the settings of the devices in PCIe slots.
IO Enable
Disabled/Enabled
Enabled
Disable or enable IO
PCI-E UEFI Driver Enable
Disabled/Enabled
Enabled
Enable or disable PCI-E UEFI Driver. If set to enabled, UEFI Driver for the card executes as normal. If set to disabled, UEFI Driver for the card is not copied into memory and the execution of the UEFI Driver is inhibited.
Slot 2, Slot 3, and Slot 4
See Slot 1 description.

BIOS IO Menu PCIE Hardware Slot Configuration Options

The following table describes the BIOS IO Menu hardware slot configuration options.

Setup Options
Options
Defaults
Description
Slot 1 Hardware Configuration
Displays and provides options to configure hot-plug functionality or FM10K bifurcation for the PCIe HBA slot.
PCIE Slot Hardware Configuration
HotPlug Disabled/HotPlug Enabled/FM_10_8x8_Bifurcation
HotPlug Disabled
Enable or disable hot-plug or FM10K bifurcation.
Slot 2, Slot 3, and Slot 4
See Slot 1 description.

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