Supermicro SuperServer 8048B-TRFT, Руководство пользователя

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Chapter 7: BIOS
7-19 7-18
SUPERSERVER 8048B-TRFT USER'S MANUAL
PM ACPI Support
Select Enable to generate an _HPGPE message on a PM ACPI event. Select
Disable to generate an MSI message. The options are
Disable and Enable.
Gen3 (Generation 3) Eq (Equalization) Mode
Use this item to set the "Adaptive Equalization" mode for PCI-E Generation 3
devices. The options are
Auto , Enable Phase 0, 1, 2, 3; Disable Phase 0, 1, 2,
3; Enable Phase 1 Only, Enable Phase 0, 1 Only, and Advanced.
Gen3 (Generation 3) Spec (Specifics) Mode
Use this item to set the Specifics mode for PCI-E Generation 3 devices. The
options are Auto , 0.70 July, 0.70 Sept and 071 Sept.
Gen3 (Generation 3) Phase2 Mode
Use this item to set the PCI-E Generation 3 Phase 2 mode. The options are
Hardware Adaptive and Manual.
Gen3 (Generation 3) DN TX Preset
Use this item to set the Preset mode for PCI-E Gen3 downstream transactions
(from the master device to a slave device). The options are
Auto , P0 (-6.0/0.0
dB), P1 (-3.5/0.0 dB), P2 (-4.5/0.0 dB), P3 (-2.5/0.0 dB), P4 (0.0/0.0 dB), P5
(0.0/2.0 dB), P6 (0.0/2.5 dB), P7 (-6.0 /3.5 dB), P8 (-3.5/3.5 dB), and P9 (0.0/3.5
dB).
Gen3 (Generation 3) DN TX Preset Hint
Use this item to set the Preset Hint mode for PCI-E Gen3 downstream transac-
tions (from the master device to a slave device). The options are
Auto , P0 (-6.0
dB), P1 (-7.0 dB), P2 (-8.0 dB), P3 (-9.0 dB), P4 (-10.0 dB) P5 (-11.0 dB), and
P6 (-12.0 dB).
Gen3 (Generation 3) Up TX Preset
Use this item to set the Preset mode for PCI-E Gen3 upstream transactions (from
a slave device to the master device).The options are
Auto , P0 (-6.0/0.0 dB),
P1 (-3.5/0.0 dB), P2 (-4.5/0.0 dB), P3 (-2.5/0.0 dB), P4 (0.0/0.0 dB), P5 (0.0/2.0
dB), P6 (0.0/2.5 dB), P7 (-6.0/3.5 dB), P8 (-3.5/3.5 dB), and P9 (0.0/3.5 dB).
Hide Port?
Select Yes to hide the PCI-E port specified from the OS . The options are No
and Yes.

Integrated IO Configuration
Enable I/OAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology), which signifi -
cantly reduces CPU overhead by leveraging CPU architectural improvements
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.
Disable TPH
Select Enable to de-activate TLP Processing Hint support. The options are Dis-
able and Enable.

II0 Generation Configuration
The following information will display:
TXT DPR memory setting
Use this item to set TXT DPR settings. The options are 1M DPR, 3M DPR , 64M
DPR, 128M DPR, and 255M DPR.
Unhide QPI PMU Counter
Select Enable to use the PCI-Express counters. Select Disable to hide the PCI-
Express counters. The options are
Disable and 255M Enable.
IIO0/IIO1/IIO2/IIO3
II0 IOAPCI
Select Enable to support IIO IOAPIC (I/O Advanced Power Interface Configura -
tion). The options are Enable and Disable.

Intel VT for Directed I/O (VT-d)
Intel VT for Direct I/O (VT-d)
Isoc
Select Enable to enable Isochronous support to meet QoS (Quality of Service)
requirements. This feature is especially important for Intel Virtualization technol-
ogy. The options are Enable and
Disable .