Supermicro SuperServer series - PCI Express and M.2 Configuration; USB and SATA Configuration

Chapter 5: BIOS
45
system conguration. Select Disabled to disable ASPM support. The options are Disable,
L0s, L1, L0sL1, and Auto.
PCIe Speed
Uses this feature to select the PCI speed for the device installed in slot 1. The options
are Auto, Gen1, and Gen2.
M.2
ASPM
Use this item to set the Active State Power Management (ASPM) level for a PCI-E de-
vice. Select Auto for the system BIOS to automatically set the ASPM level based on the
system conguration. Select Disabled to disable ASPM support. The options are Disable,
L0s, L1, L0sL1, and Auto.
PCIe Speed
Use this feature to select the PCI speed for the device installed in the M.2 slot. The op-
tions are Auto, Gen1, and Gen2.
USB Conguration
USB3.0 Support
Select Enable for USB 3.0 support. The options are Enable and Disable.
XHCI Pre-Boot Driver
Select Enabled to enable XHCI (Extensible Host Controller Interface) support on a pre-boot
drive specied by the user. The options are Enabled and Disabled.
XHCI Hand-Off
This is a work-around solution for operating systems that do not support XHCI (Extensible
Host Controller Interface) hand-off. The XHCI ownership change should be claimed by the
XHCI driver. The settings are Enabled and Disabled.
USB Mass Storage Driver Support
Select Enabled for USB mass storage device support. The options are Disabled and
Enabled.
SATA Conguration
Chipset SATA
This item enables or disables the onboard SATA controller supported by the SoC. The options
are Enable and Disable.