SUPER MICRO Computer X7SBL-LN1/LN2 Memory Remapping, Enable VT-D, High Precision Event Timer

X7SBL-LN1/LN2 User's Manual

Memory Remapping

This feature allows the bios reserve memories to remap the memory above the 4GB to 5GB area when using 4GB of memory. The settings are Enabled and

Disabled.

Enable VT-D

Select Enable to use the functionality of VT-D. The options are Enabled and

Disabled.

High Precision Event Timer

Select Yes to activate this feature which is capable of producing periodic inter- rupts at a much higher frequency than a Real-time Clock (RTC) can in syn- chronizing multimedia streams, providing smooth playback and reducing the dependency on other timestamp calculation devices, such as an X86 RDTSC Instruction embedded in a CPU. THe High Precision Event Timer is used to replace the 8254 Programmable Interval Timer. The options are Yes and No.

Route Port 80h Cycles to

This feature allows the user to decide which bus to send debug information to. The options are PCI and LPC.

USB Host Controller

This feature enables or disables the USB Host Controller. The options are Enabled and Disabled.

EHCI Controller

This feature enables the onboard Enhanced Host Controller Interface. The op- tions Enabled and Disabled.

Legacy USB Support

This feature enables support for legacy Universal Serial Bus. The options are Enabled and Disabled.

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