Capabilities Tab - 1.3 English

UltraScale+ Devices Integrated Block for PCI Express Product Guide (PG213)

Document ID
PG213
Release Date
2023-10-19
Version
1.3 English

The Capabilities settings for Advanced mode (as shown in the following figure) contains two additional parameters to those for Basic mode and are described below.

Figure 1. Capabilities Tab, Advanced Mode
SRIOV Capabilities
Enables Single Root Port I/O Virtualization (SR-IOV) capabilities. The integrated block implements extended Single Root Port I/O Virtualization PCIe. When this is enabled, SR-IOV is implemented on all the selected physical functions. When SR-IOV capabilities are enabled MSI support is disabled and you can use MSI-X support as shown in the above figure.
Note: When SR-IOV capabilities are enabled, MSI support is disabled and you can use MSI-X support.
Device Capabilities Registers 2
Specifies options for AtomicOps and TPH Completer support. See the Device Capability register 2 description in the PCI Express Base Specification for more information. These settings apply to all the selected physical functions.