Supermicro X10DBT User Manual page 75

Chapter 4: AMI BIOS
L0s Support
When this item is set to Disable, II0 will never put its transmitter in the L0s state.
The options are Disable and Enable.
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 PCI-E Gen3 Adaptive Equalization mode. 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 Gen3 device. The options are
Auto, 0.70 July, 0.70 Sept and 071 Sept.
Gen3 (Generation 3) Phase2 Mode
Use this item to configure the Loop-count setting for PCI-E Gen3 Phase 2. 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 RX Preset Hint
Use this item to set the Preset Hint mode for PCI-E Gen3 downstream Resets
(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 a selected PCI-E port from the OS. The options are No and
Yes.
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