Update roundtrip.rst

docs/source/roundtrip.rst

diff --git a/docs/source/roundtrip.rst b/docs/source/roundtrip.rst
index 24f9ef4..7308e56 100644
--- a/docs/source/roundtrip.rst
+++ b/docs/source/roundtrip.rst
@@ -56,17 +56,7 @@
 	# to install caravel-lite into your caravel_user_project
 	# you can install full caravel (not recommended) use ``export CARAVEL_LITE=0``
 	make install
-	
-	# The default for the management core is litex, to install the pico version use
-	export MCW=pico
-	# To install the management core for simulation
-	make install_mcw
-	
-	
-	
-	# To clone the management core pico for simulation
-	git clone git@github.com:efabless/caravel_pico.git
-	
+
 	# Install openlane for hardening your project
 	# make sure to change <directory_name> with the directory you created in step 1
 	# in this case it is caravel_tutorial
@@ -104,6 +94,9 @@
 	# you can then run the simulations using
 	make verify-<testbench-name>
 	
+	# Test benches are:
+	# io_ports, la_test1, la_test2, wb_port, mprj_stimulus
+	
 	# for example
 	make verify-io_ports