1 files changed, 75 insertions, 0 deletions
diff --git a/src/intersim/iq_router.hpp b/src/intersim/iq_router.hpp
new file mode 100644
index 0000000..47db1fa
--- /dev/null
+++ b/src/intersim/iq_router.hpp
@@ -0,0 +1,75 @@
+#ifndef _IQ_ROUTER_HPP_
+#define _IQ_ROUTER_HPP_
+
+#include <string>
+#include <queue>
+
+#include "module.hpp"
+#include "router.hpp"
+#include "vc.hpp"
+#include "allocator.hpp"
+#include "routefunc.hpp"
+#include "outputset.hpp"
+#include "buffer_state.hpp"
+#include "pipefifo.hpp"
+
+class IQRouter : public Router {
+   int _vcs;
+   int _vc_size;
+
+   int _iq_time;
+   int _output_extra_latency;
+
+   VC          **_vc;
+   BufferState *_next_vcs;
+
+   Allocator *_vc_allocator;
+   Allocator *_sw_allocator;
+
+   int *_sw_rr_offset;
+
+   tRoutingFunction   _rf;
+
+   PipelineFIFO<Flit>   *_crossbar_pipe;
+   PipelineFIFO<Credit> *_credit_pipe;
+
+   queue<Flit *> *_input_buffer;
+   queue<pair<Flit *,int> > *_output_buffer;
+
+   queue<Credit *> *_in_cred_buffer;
+   queue<Credit *> *_out_cred_buffer;
+
+   int _hold_switch_for_packet;
+   int *_switch_hold_in;
+   int *_switch_hold_out;
+   int *_switch_hold_vc;
+
+   void _ReceiveFlits( );
+   void _ReceiveCredits( );
+
+   void _InputQueuing( );
+   void _Route( );
+   void _VCAlloc( );
+   void _SWAlloc( );
+   void _OutputQueuing( );
+
+   void _SendFlits( );
+   void _SendCredits( );
+
+   void _AddVCRequests( VC* cur_vc, int input_index, bool watch = false );
+
+public:
+   IQRouter( const Configuration& config,
+             Module *parent, string name, int id,
+             int inputs, int outputs );
+
+   virtual ~IQRouter( );
+
+   virtual void ReadInputs( );
+   virtual void InternalStep( );
+   virtual void WriteOutputs( );
+
+   void Display( ) const;
+};
+
+#endif