annotate core/src/RoutingTable.bsv @ 25:220c14f5963c pygar svn.26

[svn r26] Not fully connected but passes audio successfully
author punk
date Wed, 28 Apr 2010 12:01:37 -0400
parents 7393cd19371e
children
rev   line source
punk@4 1 import Trace::*;
punk@4 2 import Vector::*;
punk@4 3 import PathTypes::*;
punk@4 4
punk@4 5 function FullPath genEmptyPaths (Integer a) ;
punk@7 6 FullPath empt = FullPath {voice: fromInteger(a), startAddr: 0, route: emptyCore, outVol: 0};
punk@4 7 return (empt);
punk@4 8 endfunction
punk@4 9
punk@4 10 interface RoutingTable;
punk@4 11 method FullPath getPath(Integer voiceNo);
punk@7 12 method getMixerScalar();
punk@4 13 endinterface
punk@4 14
punk@4 15 module mkRoutingTable(RoutingTable);
punk@4 16 Vector#(`MAX_VOICES, FullPath) routeTable = genWith(genEmptyPaths);
punk@4 17
punk@4 18 function CorePath updateVoice0(Integer len, Vector#(len, PathId) cores, CorePath inPath);
punk@4 19 CorePath outPath = inPath;
punk@4 20 for(Integer i = 0; i < len; i = i+1)
punk@4 21 inPath[i] = cores[i];
punk@4 22 return outPath;
punk@4 23 endfunction
punk@4 24
punk@4 25 //demonstrate two ways of building the routeTable
punk@4 26 routeTable[0].startAddr = 0; //where is this really going to come from?
punk@4 27 routeTable[0].route[0] = 3;
punk@4 28 routeTable[0].route[1] = mixerId;
punk@7 29 routeTable[0].outVol = 200;
punk@4 30 //rest are already initialized toinvalid
punk@4 31
punk@4 32 // or if you just want to update a straight list, this longer emplate works.
punk@4 33 function CorePath createVoice1Route();
punk@4 34 CorePath outPath = emptyCore;
punk@4 35
punk@4 36 Integer len = 3;
punk@4 37 PathId route[len] = {1, 2, mixerId}; //route to update
punk@4 38
punk@4 39 for(Integer i = 0; i < len; i = i+1)
punk@4 40 outPath[i] = route[i];
punk@4 41
punk@4 42 return outPath;
punk@4 43 endfunction
punk@4 44 routeTable[1].route = createVoice1Route;
punk@7 45 routeTable[1].startAddr = 0;
punk@7 46 routeTable[1].outVol = 200;
punk@7 47
punk@4 48
punk@4 49 //remaining voices are all initialized to empty.
punk@4 50
punk@4 51 method FullPath getPath(Integer a);
punk@4 52 return routeTable[a];
punk@4 53 endmethod
punk@7 54
punk@7 55 method Integer(
punk@4 56
punk@4 57 endmodule
punk@4 58