UG197 (v1.5) July 22, 2009 www.xilinx.com Virtex-5 FPGA Integrated Endpoint Block
Revision History
The following table shows the revision history for this document.
Date Version Revision
09/06/06 1.0 Initial Xilinx release on CD.
03/20/07 1.1 Moved “TX and RX Buffer Layout” and “Buffer Latency” from Chapter 2 to Appendix
A. Renamed Chapter 3 to “Designing with the Endpoint Block Plus Wrapper”and
replaced content. Split Error Reporting table into Table 4-3 (PCIe Block action) and
Table 4-4 (User action). Added VHDL code examples to “Simulating in VHDL” in
Chapter 5.
12/13/07 1.2 Revised L0PWRTURNOFFREQ description in Table 2-15, page 45 and added a footnote
tied to power state D3.
Clarified request types when crossing a 4 KB boundary in
Table 4-2, page 70.
Replaced Chapter 3, “Designing with the Endpoint Block Plus Wrapper.”
Addition of “Known Restrictions,” page 78.
06/02/08 1.3 Updated “TX Transmission Issues Due to Lack of Data Credits,” page 78 including
workaround.
Added “Lane Reversal,” page 77.
Fixed
LLKRXDSTREQN in “Invalid Cycles in LLKRXPREFERREDTYPE Signal,” page 81.
Updated “Credit Leak When Transmitting Completion TLPs,” page 86.
Added “Receipt of Back-to-Back ACK DLLPs,” page 87.
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