Version Found: v1.4
Version Resolved and other Known Issues: See (Xilinx Answer 40469)
The 7 series Integrated Block for PCI Express v1.4 core configuration in Vivado Design Suite 2012.1 supportsimplementation ofx1Gen1 (64-bit) and x1Gen2 (64-bit) only.Other core configurations can be generated but it cannot be used for implementation.Simulation in this core release is not supported for any coreconfigurations.
This is a known issue to be fixed in a future release of the core.
NOTE: "Version Found" refers to the version the problem was first discovered. The problem might also exist in earlier versions, but no specific testing has been performed to verify earlier versions.
05/08/2012 - Initial release