X11SSH-CTF/TF User's Manual
80
Chipset Conguration
Warning: Setting the wrong values in the following features may cause the system to malfunc-
tion.
System Agent (SA) Conguration
The following System Agent information will display:
• System Agent Bridge Name
• SA PCIe Code Version
• VT-d
VT-d
Select Enabled to enable Intel Virtualization Technology support for Direct I/O VT-d by
reporting the I/O device assignments to VMM through the DMAR ACPI Tables. This feature
offers fully-protected I/O resource-sharing across the Intel platforms, providing the user with
greater reliability, security and availability in networking and data-sharing. The options are
Enabled and Disabled.
SW Guard Extensions (SGX)
Use this feature to enable or disable the Intel Software Guard Extensions (SGX). SGX is a
set of CPU instructions that increases software security. The options are Disabled, Enabled,
and Software Controlled.
Select Owner EPOCH Input Type
Use this feature to select an Intel Software Guard Extensions (SGX) EPOCH mode. Each
mode has different values, which can be entered manually. The options are No Change
in Owner EPOCHs, Change to New Random Owner EPOCHs, and Manual User Dened
Owner EPOCHs.
PRMRR Size
The BIOS must reserve a contiguous region of Processor Reserved Memory (PRM) in the
Processor Reserved Memory Range Register (PRMRR). This feature appears if SW Guard
Extensions is set to Enabled. The options are Auto, 32MB, 64MB, and 128MB.
Graphics Conguration
Primary Display
Use this feature to select the graphics device to be used as the primary display. The options
are PEG and PCIE.
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