Supermicro X10DRH-CLN4 User Manual page 85

Chapter 4: AMI BIOS
Socket 1 PCIeD00F0 - Port 0/DMI/Socket 1 PCIeD01F0
- Port 1A/Socket 1 PCIeD02F0 - Port 2A/Socket 1
PCIeD02F2 - Port 2C/Socket 1 PCIeD03F0 - Port 3A
PCI-E Port
Select Enable to enable the PCI-E port specified by the user. The options are
Auto, Enable, and Disable.
Hot Plug Capable
Select Enable to enable hot-plugging support for the PCI-E port specified by the
user to allow the user to replace the device installed on the port without shutting
down the system. The options are Disable and Enable.
PCI-E Port Link
Select Disable to disable the link that is not involved in training activities, but its
CFG is still active. The options are Enable and Disable.
Link Speed
Use this item to select the link speed for the PCI-E port specified by the user.
The options are Auto, GEN1 (2.5 GT/s), and GEN2 (5 GT/s).
PCI-E Port DeEmphasis
Use this item to select the De-Emphasis control setting for a PCI-E port specified
by the user. The options are -6.0 dB and -3.5 dB.
The following items will be display:
PCI-E Port Link Status
PCI-E Port Link Max
PCI-E Port Link Speed
PCI-E Port L0s Exit Latency
Use this item to set the length of time required for the port specified by the user
to complete the transition from L0s to L0. The default setting is 4uS - 8uS.
PCI-E Port L1 Exit Latency
Use this item to set the length of time required for the port specified by the user
to complete the transition from L1 to L0. The default setting is <1uS, 1uS - 2uS,
2uS - 4uS, 4uS - 8uS, 8uS - 16uS, 16uS - 32uS, 32uS - 64uS, and >64uS.
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