diff options
| author | Tor Aamodt <[email protected]> | 2010-07-15 18:09:46 -0800 |
|---|---|---|
| committer | Tor Aamodt <[email protected]> | 2010-07-15 18:09:46 -0800 |
| commit | 69f2911e04ffb1b19eef1fafb8c040af271f656e (patch) | |
| tree | 231d3b6bdc3a202f7c255bfcf7bf2c36e32cee9e /src/intersim/router.hpp | |
creating branch for adding support for CUDA 3.x and Fermi
[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 6829]
Diffstat (limited to 'src/intersim/router.hpp')
| -rw-r--r-- | src/intersim/router.hpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/intersim/router.hpp b/src/intersim/router.hpp new file mode 100644 index 0000000..d2dff13 --- /dev/null +++ b/src/intersim/router.hpp @@ -0,0 +1,63 @@ +#ifndef _ROUTER_HPP_
+#define _ROUTER_HPP_
+
+#include <string>
+#include <vector>
+
+#include "module.hpp"
+#include "flit.hpp"
+#include "credit.hpp"
+#include "config_utils.hpp"
+
+class Router : public Module {
+protected:
+ int _id;
+
+ int _inputs;
+ int _outputs;
+
+ int _input_speedup;
+ int _output_speedup;
+
+ int _routing_delay;
+ int _vc_alloc_delay;
+ int _sw_alloc_delay;
+ int _st_prepare_delay;
+ int _st_final_delay;
+
+ int _credit_delay;
+
+ vector<Flit **> *_input_channels;
+ vector<Credit **> *_input_credits;
+ vector<Flit **> *_output_channels;
+ vector<Credit **> *_output_credits;
+ vector<bool> *_channel_faults;
+
+ Credit *_NewCredit( int vcs = 1 );
+ void _RetireCredit( Credit *c );
+
+public:
+ Router( const Configuration& config,
+ Module *parent, string name, int id,
+ int inputs, int outputs );
+
+ virtual ~Router( );
+
+ static Router *NewRouter( const Configuration& config,
+ Module *parent, string name, int id,
+ int inputs, int outputs );
+
+ void AddInputChannel( Flit **channel, Credit **backchannel );
+ void AddOutputChannel( Flit **channel, Credit **backchannel );
+
+ virtual void ReadInputs( ) = 0;
+ virtual void InternalStep( ) = 0;
+ virtual void WriteOutputs( ) = 0;
+
+ void OutChannelFault( int c, bool fault = true );
+ bool IsFaultyOutput( int c ) const;
+
+ int GetID( ) const;
+};
+
+#endif
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