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AR# 19103

6.3i XST - PAR Regional_Clock-0 is impossible to route

描述

Keywords: BUFG, BUFR, Virtex-4, global, clock, network

Urgency: Standard

General Description:
In my Virtex-4 designs that instantiate a BUFR, XST infers a BUFG on the same net and an "impossible to be routed" message occurs to indicate that my design cannot be routed.

解决方案

This problem has been fixed in the latest 6.3i Service Pack available at:
http://support.xilinx.com/xlnx/xil_sw_updates_home.jsp
The first service pack containing the fix is 6.3i Service Pack 1.
AR# 19103
日期 07/18/2007
状态 Archive
Type 综合文章
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