rlm@8: import Trace::*;
rlm@8: import Vector::*;
rlm@8: import PathTypes::*;
rlm@8: 
rlm@8: function FullPath genEmptyPaths (Integer a) ;
punk@33:    FullPath empt = FullPath {voice: fromInteger(a), startAddr: 0, route: emptyCore, outVol: 0};
rlm@8:    return (empt);
rlm@8: endfunction
rlm@8: 
rlm@8: interface RoutingTable;
rlm@8:    method FullPath getPath(Integer voiceNo);
punk@33:    method Vector#(`MAX_VOICES, Volume) getMixerScalars();
rlm@8: endinterface
rlm@8: 
rlm@8: module mkRoutingTable(RoutingTable);
rlm@8:    Vector#(`MAX_VOICES, FullPath) routeTable = genWith(genEmptyPaths);
rlm@8: 
rlm@8:    function CorePath updateVoice0(Integer len, Vector#(len, PathId) cores, CorePath inPath);
rlm@8:       CorePath outPath = inPath;
rlm@8:       for(Integer i = 0; i < len; i = i+1)
rlm@8: 	inPath[i] = cores[i];
rlm@8:       return outPath;
rlm@8:    endfunction
rlm@8: 
rlm@8:    //demonstrate two ways of building the routeTable
rlm@8:    routeTable[0].startAddr = 0;  //where is this really going to come from?
rlm@8:    routeTable[0].route[0] = 3;
rlm@8:    routeTable[0].route[1] = mixerId;
punk@33:    routeTable[0].outVol = 200;
rlm@8:    //rest are already initialized toinvalid
rlm@8: 
punk@33:    // or if you just want to update a straight list, this longer template works.
rlm@8:    function CorePath createVoice1Route();
rlm@8:       CorePath outPath = emptyCore;
rlm@8:       
rlm@8:       Integer len = 3;
rlm@8:       PathId route[len] = {1, 2, mixerId}; //route to update
rlm@8:  
rlm@8:       for(Integer i = 0; i < len; i = i+1)
rlm@8: 	 outPath[i] = route[i];
rlm@8:       
rlm@8:       return outPath;
rlm@8:    endfunction
rlm@8:    routeTable[1].route = createVoice1Route;
punk@33:    routeTable[1].startAddr = 0;   
punk@33:    routeTable[1].outVol = 200;
rlm@8: 
rlm@8:    //remaining voices are all initialized to empty.
rlm@8:    
punk@33:    method FullPath getPath(Integer a);      
rlm@8:       return routeTable[a];
rlm@8:    endmethod
punk@33: 
punk@33:    method Vector#(`MAX_VOICES, Volume) getMixerScalars();
punk@33:       Vector#(`MAX_VOICES, Volume) scalars = newVector();
punk@33:       for(Integer i = 0; i < `MAX_VOICES; i = i+1)
punk@33: 	 scalars[i] = routeTable[i].outVol;
punk@33:       return scalars;
punk@33:    endmethod
rlm@8:    
rlm@8: endmodule
rlm@8: