R-tile Avalon® Streaming Intel® FPGA IP for PCI Express* User Guide

ID 683501
Date 12/13/2021
Public

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3.2.2.5.6. VirtIO Notifications BAR Indicator Register (Address: 0x017)

The Bar Indicator field holds the values 0x0 to 0x5 specifying a Base Address register (BAR) belonging to the function located beginning at 10h in PCI Configuration Space. The BAR is used to map the structure into memory space. Any other value is reserved for future use.

Table 24.  VirtIO Notifications BAR Indicator Register
Bit Location Description Access Type Default Value
31:24 Padding RO 0x00
23:16 Padding RO 0x00
15:8 Padding RO 0x00
7:0 BAR Indicator RO Settable through the IP Parameter Editor

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