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AR# 31105

10.1 Constraints System - TNM Constraint is applied incorrectly

Description

TNMs on nets driving OBUF inputs are not being applied correctly in the constraints system in 10.1.

Solution

To work around this issue, apply the following environment variable: 

XIL_NGDBUILD_CS=1 

 

This problem has been fixed in the latest 10.1 Service Pack 2 available at: 

http://www.xilinx.com/support/download/index.htm

AR# 31105
Date Created 06/16/2008
Last Updated 05/22/2014
Status Archive
Type General Article