ext: add the source code for DSENT

This patch adds a tool called DSENT to the ext/ directory.  DSENT
is a tool that models power and area for on-chip networks.  The next
patch adds a script for using the tool.

1 files changed, 27 insertions, 0 deletions

diff --git a/ext/dsent/model/optical_graph/OpticalWaveguide.h b/ext/dsent/model/optical_graph/OpticalWaveguide.h
new file mode 100644
index 000000000..6fd03bcf3
--- /dev/null
+++ b/ext/dsent/model/optical_graph/OpticalWaveguide.h
@@ -0,0 +1,27 @@
+#ifndef __DSENT_MODEL_OPTICALGRAPH_OPTICALWAVEGUIDE_H__
+#define __DSENT_MODEL_OPTICALGRAPH_OPTICALWAVEGUIDE_H__
+
+#include "model/optical_graph/OpticalNode.h"
+#include "util/CommonType.h"
+
+namespace DSENT
+{
+    class OpticalWaveguide : public OpticalNode
+    {
+        public:
+            OpticalWaveguide(const String& instance_name_, OpticalModel* model_, const WavelengthGroup& wavelengths_);
+            ~OpticalWaveguide();
+
+        public:
+            // Nothing here...
+        
+        private:
+            // Disable copy constructor
+            OpticalWaveguide(const OpticalWaveguide& node_);            
+        
+    };
+    
+} // namespace DSENT
+
+#endif // __DSENT_MODEL_OPTICALGRAPH_OPTICALWAVEGUIDE_H__
+