Supermicro SUPERSERVER 1028UX-LL1-B8, Руководство пользователя

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Chapter 7: BIOS
7-13 7-12
SUPERSERVER 1028UX-LL1-B8/LL2-B8/LL3-B8 User's Manual
II01 PORT 1A Link Speed
This item configures the link speed of a PCI-E port specified by the user. The
options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s) and
Gen 3 (Generation 3) (8 GT/s) .
II01 Port 1B Link Speed
Use this item to configure the link speed of a PCI-E port specified by the user.
The options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s)
and
Gen 3 (Generation 3) (8 GT/s)
.
IOU0 (II0 PCIe Port 2)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified
by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto
II01 PORT 2A Link Speed
Use this item to configure the link speed of a PCI-E port specified by the user.
The options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s)
and
Gen 3 (Generation 3) (8 GT/s) .
IOU1 (II0 PCIE Port 3)
Use this item to configure the PCI-E port Bifuraction setting for a PCI-E port speci -
fied by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto .
II01 PORT 3A Link Speed
Use this item to configure the link speed of a PCI-E port specified by the user.
The options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s)
and
Gen 3 (Generation 3) (8 GT/s)
.
II01 PORT 3C Link Speed
Use this item to configure the link speed of a PCI-E port specified by the user.
The options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s)
and
Gen 3 (Generation 3) (8 GT/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 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.

QPI (Quick Path Interconnect) Configuration
QPI Status
The following information will display:
•
Number of CPU
•
Number of IIO
•
Current QPI Link Speed
•
Current QPI Link Frequency
•
QPI Global MMIO Low Base/Limit
•
QPI Global MMIO High Base/Limit
•
QPI PCIe Configuration Base/Size
Link Speed Mode
Use this item to select the data transfer speed for QPI Link connections. The
options are
Fast
and Slow.