11.1 EDK - A multi-MicroBlaze processor system with the xps_mutex Core hangs

AR#	32338	Search For Another Answer
Topic	EDK-IP-Other
Last Updated	06/13/2009
Status	Active

Description

Keywords: multi, dual, MicroBlaze, uB, mutex, mailbox

A multi-MicroBlaze processor system with the xps_mutex Core hangs.

Is there a work-around for this problem?

Solution

This problem occurs if all the MicroBlaze processors are on the same PLB bus. The only work-around is to have the MicroBlaze processors on separate PLB buses when using the xps_mutex.

This problem has been fixed in EDK 11.2, available at:
http://www.xilinx.com/support/download/index.htm