Asus Pro B660M-C-CSM Intel 600 series Channel BIOS UM English - Page 60

PCI Subsystem Settings, Above 4G Decoding, Re-Size BAR Support, SR-IOV Support

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6.8 PCI Subsystem Settings The items in this menu allow you to configure PCI, PCI-X, and PCI Express settings. Above 4G Decoding Allows you to enable or disable 64bit capable Devices to be Decoded in Above 4G Address Space (Only if System supports 64 bit PCI Decoding). Configuration options: [Disabled] [Enabled] • Only enabled under 64bit operating system. • The following item appears only when Above 4G Decoding is set to [Enabled]. Re-Size BAR Support If the system has Resizable BAR capable PCIe Devices, this option enables or disables Resizable BAR Support (Only if System supports 64 bit PCI Decoding). Configuration options: [Disabled] [Enabled] To enable Re-Size BAR Support for harnessing full GPU memory, please go to the Boot section and set CSM(Compatibility Support Module) to [Disabled]. SR-IOV Support This option enables or disables Single Root IO Virtualization Support if the system has SRIOV capable PCIe devices. Configuration options: [Disabled] [Enabled] 60 PRIME / ProArt / TUF GAMING Intel 600 Series BIOS Manual

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PRIME / ProArt / TUF GAMING Intel 600 Series BIOS Manual
6.8
PCI Subsystem Settings
The items in this menu allow you to configure PCI, PCI-X, and PCI Express settings.
Above 4G Decoding
Allows you to enable or disable 64bit capable Devices to be Decoded in Above 4G Address
Space (Only if System supports 64 bit PCI Decoding).
Configuration options: [Disabled] [Enabled]
•
Only enabled under 64bit operating system.
•
The following item appears only when
Above 4G Decoding
is set to
[Enabled]
.
Re-Size BAR Support
If the system has Resizable BAR capable PCIe Devices, this option enables or disables
Resizable BAR Support (Only if System supports 64 bit PCI Decoding).
Configuration options: [Disabled] [Enabled]
To enable Re-Size BAR Support for harnessing full GPU memory, please go to the
Boot
section and set
CSM(Compatibility Support Module)
to
[Disabled]
.
SR-IOV Support
This option enables or disables Single Root IO Virtualization Support if the system has SR-
IOV capable PCIe devices.
Configuration options: [Disabled] [Enabled]