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00013 #ifndef _XBAR_H
00014 #define _XBAR_H
00015
00016 #include <sst/core/eventFunctor.h>
00017 #include <sst/core/component.h>
00018 #include <sst/core/link.h>
00019
00020 using namespace SST;
00021
00022 #if DBG_XBAR
00023 #define _XBAR_DBG( fmt, args...)\
00024 printf( "%d:Xbar::%s():%d: "fmt, _debug_rank,__FUNCTION__,__LINE__, ## args )
00025 #else
00026 #define _XBAR_DBG( fmt, args...)
00027 #endif
00028
00029 class Xbar : public Component {
00030
00031 public:
00032 Xbar( ComponentId_t id, Params_t& params ) :
00033 Component( id ),
00034 params( params ),
00035 frequency( "2.2GHz" )
00036 {
00037 _XBAR_DBG("new id=%lu\n",id);
00038
00039
00040
00041
00042
00043
00044
00045
00046
00047
00048 if ( params.find("clock") != params.end() ) {
00049
00050 frequency = params["clock"];
00051 }
00052
00053
00054
00055
00056 eventHandler = new EventHandler< Xbar, bool, Event* >
00057 ( this, &Xbar::processEvent );
00058
00059 cpu = LinkAdd( "port0" );
00060 nic = LinkAdd( "port1", eventHandler );
00061 selfPush = selfLink("selfPush",new EventHandler<Xbar, bool, Event*>(this,&Xbar::selfEvent));
00062 selfPull = selfLink("selfPull");
00063
00064
00065
00066
00067 clockHandler = new EventHandler< Xbar, bool, Cycle_t >
00068 ( this, &Xbar::clock );
00069
00070 TimeConverter* tc = registerClock( frequency, clockHandler );
00071 _XBAR_DBG("Done registering clock\n",id);
00072 }
00073
00074 private:
00075
00076 Xbar() {}
00077 Xbar( const Xbar& c );
00078
00079 bool clock( Cycle_t );
00080
00081 bool processEvent( Event* );
00082 bool selfEvent( Event*);
00083
00084 ClockHandler_t* clockHandler;
00085 EventHandler_t* eventHandler;
00086
00087 Params_t params;
00088 Link* cpu;
00089 Link* nic;
00090 Link* selfPush;
00091 Link* selfPull;
00092 std::string frequency;
00093
00094 friend class boost::serialization::access;
00095 template<class Archive>
00096 void serialize(Archive & ar, const unsigned int version )
00097 {
00098 boost::serialization::base_object<Component>(*this);
00099 printf("xbaf::serialize()\n");
00100 _AR_DBG(Xbar,"start\n");
00101 printf(" base serializing: Component\n");
00102 printf(" serializing: cpu\n");
00103 ar & BOOST_SERIALIZATION_NVP( cpu );
00104 printf(" serializing: nic\n");
00105 ar & BOOST_SERIALIZATION_NVP( nic );
00106 printf(" serializing: clockHandler\n");
00107 ar & BOOST_SERIALIZATION_NVP( clockHandler );
00108 printf(" serializing: eventHandler\n");
00109 ar & BOOST_SERIALIZATION_NVP( eventHandler );
00110 _AR_DBG(Xbar,"done\n");
00111 }
00112 };
00113
00114 #endif