ChipScope Pro Inserter - "ERROR:NgdBuild:924 - bidirect pad net '<oDRAM0_A>' is driving non-buffer primitives

解决方案：

Using a IOBUF signal as a trigger for the ILA Inserter flow will cause a NGDBuild error. These connections are not allowed in ChipScope Pro Inserter 11.1.  SO,the signal should be used as DATA PORT in chipscope