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Chapter 5: BIOS Setup
SR-IOV Support [Enabled]
This option enables or disables Single Root IO Virtualization Support if the system has SR-
IOV capable PCIe devices.
Configuration options: [Disabled] [Enabled]
BME DMA Mitigation [Disabled]
This allows you to enable or disable re-enabling Bus Master Attribute disabled during Pci
enumeration for PCI Bridges after SMM locked.
Configuration options: [Disabled] [Enabled]
PCI Express Settings
PCI Express Device Register Settings
Relaxed Ordering [Enabled]
Configuration options: [Disabled] [Enabled]
Extended Tag [Disabled]
If this item is enabled, it will allow Device to use 8-bit Tag field as a requester.
Configuration options: [Disabled] [Enabled]
No Snoop [Enabled]
Configuration options: [Disabled] [Enabled]
Maximum Payload [Auto]
Allows you to set Maximum Payload of PCI Express Device or allow System BIOS to
select the value.
Configuration options: [Auto] [128 Bytes] [256 Bytes] [512 Bytes] [1024 Bytes] [2048
Bytes] [4096 Bytes]
Maximum Read Request [Auto]
Allows you to set Maximum Read Request Size of PCI Express Device or allow
System BIOS to select the value.
Configuration options: [Auto] [128 Bytes] [256 Bytes] [512 Bytes] [1024 Bytes] [2048
Bytes] [4096 Bytes]
PCI Express Link Register Settings
ASPM Support [Disabled]
Allows you to set the ASPM level.
[Disabled] Disables ASPM.
[Auto] BIOS auto configure.
[Force L0s] Force all links to L0 State.
Enabling ASPM may cause some PCI-E devices to fail.
Extended Synch [Disabled]
If this item is enabled, it will allow generation of Extended Synchronization patterns.
Configuration options: [Disabled] [Enabled]
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