ADLINK aTCA-9700 - Manual (Page 69)

69
if IOU2 port is configured to x4x4x8. It provides the link to RTM base channel. This
item is for configuring the link speed to x4 device.
IOU3 – PCIe Port
IOU3 provides a x16 link to PCIe device.
PORT 3A Link Speed
Port 3A is designed to link onboard PCIe x16 device. This item is for configuring the
link speed to x16 device.
Intel(R) VT-d
This item allows user to enable or disable Intel ® VT for directed I/O (VT-d) which
provides additional hardware support for managing I/O virtualization.
Coherency Support
It allows user to enable or disable Non-Isoch VT-d Engine Coherency support.
ATS Support
It allows user to enable or disable Non-Isoch VT-d Engine Address Translation
Services (ATS) support.