UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 6289

1.5i Virtex Map - Not all instances a timespec are being covered by the resulting .pcf file.

Description

Keywords: bus, bit, slice, timespec, map

Urgency: Standard

General Description:
Not all instances covered by a timespec are being covered by the resulting .pcf file.

解决方案

The 1_5 mapper has a bug when packing FDCP or FDRS type flops. The
tspecs are not properly transferred. A workaround is to prevent any packing
around FDCP or FDRS flops by applying XBLKNM attributes to the instances
involved..

INST "inst_name" XBLKNM=unique_string" ;

This problem has been fixed in the 2.1i release, due to begin shipping in June.
AR# 6289
创建日期 04/26/1999
Last Updated 04/25/2000
状态 Archive
Type 综合文章