AR# 51477

AXI Bridge for PCI Express - How many BAR I can use for Root Port and Endpoint?

Description

Version Found: v1.04a and earlier

How many BAR I can use for Root Port and Endpoint?

Solution

For Root Port, use a single BAR (both in 32 or 64-bit mode).

For EndPoint, use up to 3 BARs (both in 32 or 64-bit mode).

The LogiCORE IP AXI Bridge for PCI Express (v1.04.a) (PG055) (v1.0, dated July 25, 2012) has some conflicting information (on page 5 and page 7).

This is scheduled to be resolved in ISE Design Suite 14.3.

Revision History:
08/24/2012 - Initial release

AR# 51477
Date 10/23/2012
Status Active
Type General Article
IP