South bridge – Foxconn Rattler User Manual

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► Low MMIO Align

This item is used to align resources to low MMIO. Default option is: [1024M].

► DMI Gen2

This item is used to enable or disable the DMI Gen2.

► VT-d

This item is used to enable or disable the VT-d feature. Intel

Virtualization Technology for

Directed I/O (VT-d) can help end users improve security and reliability of the systems and also
improve performance of I/O devices in virtualized environment.

► Initate Graphic Adapter

This item is used to select which graphics controller is used as the primary boot device.

► PCI Express Port

This item is used to enable or disable the PCI port. Default option is: [Auto].

► PEG Force Gen1

This item is used to enable or disable the PCI Express Port Force Gen1. Default option is:

[Disable].

► Detect Non-Compliance Device

This item is used to detect the non-compliance device in PEG. Default option is: [Disabled].

► MRC Message Print

This item is used to print the memory initialize message. Default option is: [Disabled].

South Bridge

SB Chipset Configuration

► SMBus Controller

This item is used to enable or disable the SMBus controller.

►Restore AC Power Loss

This item is used to set which state the computer will take with when it resumes after an AC
power loss.

SB Chipset Configuration

SMBus Controller

[Enabled]

Restore AC Power Loss

[Power Off]

SLP_S4 Assertion Stretch Enable

[Enabled]

SLP-S4 Assertion Width

[4-5 Seconds]

Audio Configuration

Azalia HD Audio

[Enabled]

High Precision Event Timer Configuration

High Precision Timer

[Enabled]

► PCI Express Ports Configuration
► USB Configuration

→ ←: Select Screen
↑ ↓: Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values

F3: Optimized Defaults
F4: Save & Exit
ESC: Exit

Enabled/Disabled SMBus Controller.

Chipset