Xilinx Synopsys Interface: Tips and Techniques
Solution 205 SYNOPSYS/XSI 5.2.1: How to use it with and without X-BLOX libraries.
Solution 548 SYNOPSYS/XC3000/XC4000: How to force insertion of a BUFGP at a clock pad.
Solution 918 Cannot find the architecture "add_sub_ub[xhm]" in the library xblox_4000 (LBR-1)
Solution 1521 syn2xnf:ERROR 220: Can't open file '__ffgen__.xnf'