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2 north bridge configuration, North bridge configuration -19, Chapter 3 – Asus SABERTOOTH 990FX R2.0 User Manual

Page 89: Iommu [disabled

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ASUS SABERTOOTH 990FX R2.0

3-19

Chapter 3

3.5.2

North Bridge Configuration

Main

Ai Tweaker

Advanced

Monitor

Boot

Tool

Exit

Enabled/Disabled IOMMU

Back

Advanced\

North Bridge >

UEFI BIOS Utility - Advanced Mode

North Bridge Configuration

IOMMU

Disabled

> Memory Configuration

Initiate Graphic Adapter

PEG/PCI

Starting Address: 0 KB

Ending Address: 2097152 KB

DIMM0: Not Present

DIMM1: size=2048 MB, speed=1066 MHz

DIMM2: Not Present

DIMM3: Not Present

IOMMU [Disabled]

Allows you to enable or disable the input/output memory management unit (IOMMU)
Configuration options: [Enabled] [Disabled]

When the IOMMU is set to [Enabled], the following item appears:

IOMMU Mode [Disabled]
Allows you to set the IOMMU Mode that supports LINUX-based systems to convert

32bit I/O to 64-bit memory-mapped I/O.

Configuration options: [Disabled] [64MB]

Memory Configuration

Bank Interleaving [Auto]
Allows you to enable Memory Bank Interleaving function.

Configuration options: [Auto] [Disabled]
Channel Interleaving [Auto]
Allows you to enable Memory Channel Interleaving function.

Configuration options: [Auto] [Disabled]
ECC Mode [Enabled]
Allows you to enable or disable the Error Correcting Code (ECC) Mode.

Configuration options: [Enabled] [Disabled]
Power Down Enable [Disabled]
Allows you to enable or disable DDR power down mode.

Configuration options: [Enabled] [Disabled]
Memory Hole Remapping [Enabled]
Allows you to enable or disable Memory Hole Remapping function.

Configuration options: [Enabled] [Disabled]