Supermicro 6027R-E1CR12N User Manual page 58

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UPER TORAGE YSTEM 6027R-E1CR12N User's Manual
CPU C3 Report
Select Enabled to allow the BIOS to report the CPU C3 State (ACPI C2) to the
operating system. During the CPU C3 State, the CPU clock generator is turned
off. The options are Enabled and Disabled.
CPU C6 Report
Select Enabled to allow the BIOS to report the CPU C6 State (ACPI C3) to the
operating system. During the CPU C6 State, the power to all cache is turned
off. The options are Enabled and Disabled.
CPU C7 Report
Select Enabled to allow the BIOS to report the CPU C7 State (ACPI C3) to the
operating system. CPU C7 State is a processor-specific low C-State. The options
are Enabled and Disabled.
Package C-State limit
This feature allows the user to set the limit on the C-State package register. The
options are C0, C2, C6, and No Limit.
Factory Long Duration Power Limit
This item displays the power limit set by the manufacturer during which long
duration power is maintained.
Long Duration Power Limit
This item displays the power limit set by the manufacturer during which long
duration power is maintained.
Factory Long Duration Maintained
This item displays the period of time set by the manufacturer during which long
duration power is maintained.
Recommended Short Duration Power
This item displays the short duration power settings recommended by the
manufacturer.
Short Duration Power Limit
This item displays the time period during which short duration power is main-
tained.
7-8
Chipset Configuration
North Bridge Configuration
This feature allows the user to configure the settings for the Intel North Bridge.
Intergraded IO Configuration
Intel VT-d
Select Enabled to enable Intel Virtualization Technology support for Direct I/O
VT-d by reporting the I/O device assignments to the VMM (Virtual Working
Memory) through the DMAR ACPI Tables. This feature offers fully-protected
I/O resource sharing across Intel platforms, providing greater reliability, security
and availability in networking and data-sharing. The options are Enabled and
Disabled.
Intel I/OAT
The Intel I/OAT (I/O Acceleration Technology) significantly reduces CPU over-
head by leveraging CPU architectural improvements, freeing the system resource
for other tasks. The options are Disabled and Enabled.
DCA Support
Select Enabled to use Intel's DCA (Direct Cache Access) Technology to improve
data transfer efficiency. The options are Enabled and Disabled.
IIO 0 PCIe Port Bifuracation Control/IIO 1 PCIe Port Bifuracation Control
This submenu allows the user to configure the following IO PCIe Port Bifurcation
Control settings for IIO 0 PCIe port and IIO 1 PCIe port, which determine how to
distribute the available PCI-Express lanes to the PCI-Exp. Root Ports.
IOU1-PCIe Port
This feature allows the user to set the PCI-Exp bus speed between IOU1 and
PCIe port. The options are x4x4and x8.
Port 1A Link Speed
Select GEN1 to enable PCI-Exp Generation 1 support for Port 1A. Select GEN2
to enable PCI-Exp Generation 2 support for Port 1A. Select GEN3 to enable
PCI-Exp Generation 3 support for Port 1A. The options are GEN1, GEN2, and
GEN3.
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Chapter 7: BIOS