+libusb_url = 'http://downloads.sourceforge.net/project/libusb/libusb-0.1%20%28LEGACY%29/0.1.12/libusb-0.1.12.tar.gz?use_mirror=cdnetworks-us-1'
+edifparser_url = 'http://downloads.sourceforge.net/project/byuediftools/byuediftools/proton%20%280.5.2%29/byuediftools-0.5.2.jar?use_mirror=cdnetworks-us-2'
+
+## demos ############################################################################
+
+asyncdemo: slipway.jar
+ java -cp slipway.jar edu.berkeley.slipway.demos.FastestMicropipelineFifoDemo misc/data/async/
+
+demo: slipway.jar
+ java -cp slipway.jar edu.berkeley.slipway.demos.Demo 30
+
+demo2: slipway.jar
+ java -cp slipway.jar edu.berkeley.slipway.demos.Demo2 30
+
+mpardemo: upstream/jhdl-edifparser.jar slipway.jar
+ iverilog -t fpga -s main -o out.edf misc/mpardemo.v
+ java -cp slipway.jar:upstream/jhdl-edifparser.jar edu.berkeley.slipway.mpar.MPARDemo out.edf