add ECP5 co-simulation reference

diff --git a/resources.mdwn b/resources.mdwn
index e78aea7fd341a3424d094bc8b3e7fb6b16f8a0bc..95f2c319f145fd410754ba4c0e3728ebcdcf409a 100644 (file)
--- a/resources.mdwn
+++ b/resources.mdwn
@@ -326,6 +326,9 @@ Some learning resources I found in the community:
 * <http://www2.eecs.berkeley.edu/Pubs/TechRpts/2016/EECS-2016-143.pdf>
   Understanding Latency Hiding on GPUs, by Vasily Volkov
 * Efabless "Openlane" <https://github.com/efabless/openlane>
+* Co-simulation plugin for verilator, transferring to ECP5
+  <https://github.com/vmware/cascade>
+
 
 # Real/Physical Projects