Supermicro SUPERSERVER 1028R-MCTR, Руководство пользователя, Страница: 56 / 75

Chapter 7: BIOS
7-11 7-10
S
UPER
S
ERVER 1028R-MCT/MCTR User's Manual

Chipset Configuration
Warning! Please set the correct settings for the items below. A wrong configuration
setting may cause the system to become malfunction.

North Bridge
This feature allows the user to configure the settings for the Intel North Bridge.

IIO Configuration
EV DFX (Device Function On-Hide) Feature
When this feature is set to Enable, the EV_DFX Lock Bits that are located on a
processor will always remain clear during electric tuning. The options are
Dis-
able and Enable.

IIO1 Configuration
II01 Port 1A Link Speed
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified
by the user. The options are Gen 1 (2.5GT/s), Gen 2 (5 GT/s), and Gen 3 (8GT/s) .
II01 Port 2A Link Speed
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified
by the user. The options are Gen 1 (2.5GT/s), Gen 2 (5 GT/s), and Gen 3 (8GT/s) .
II01 Port 2C Link Speed
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified
by the user. The options are Gen 1 (2.5GT/s), Gen 2 (5 GT/s), and Gen 3 (8GT/s) .
II01 Port 3A Link Speed
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified
by the user. The options are Gen 1 (2.5GT/s), Gen 2 (5 GT/s), and Gen 3 (8GT/s) .

IOAT (Intel® IO Acceleration) Configuration
Enable IOAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology) support, which
significantly reduces CPU overhead by leveraging CPU architectural improve -
ments and freeing the system resource for other tasks. The options are Enable
and Disable.
No Snoop
Select Enable to support no-snoop mode for each CB device. The options are
Disable and Enable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support which will allow certain
transactions to violate the strict-ordering rules of PCI bus for a transaction to
be completed prior to other transactions that have already been enqueued. The
options are
Disable and Enable.

Intel VT for Directed I/O (VT-d)
Intel VT for Direct I/O (VT-d)
Intel
®
VT for Directed I/O (VT-d)
Select Enable to use Intel Virtualization Technology support for Direct I/O VT-d
support
by reporting the I/O device assignments to the VMM (Virtual Machine
Monitor) 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
Enable
and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are
Enable and Disable.
Coherency Support (Non-Isoch)
Select Enable for the Non-Iscoh VT-d engine to pass through DMA (Direct
Memory Access) to enhance system performance. The options are Enable and
Disable .
Coherency Support (Isoch)
Select Enable for the Iscoh VT-d engine to pass through ATS to enhance system
performance. The options are Enable and
Disable .