Chapter 7: BIOS
7-11
IOU0 (II0 PCIe Port 2)
by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
PORT 2A Link Speed
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).
PORT 2C Link Speed
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)
by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
PORT 3A Link Speed
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) Conguration
Enable IOAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology) support, which
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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.
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