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annotate modules/bluespec/Pygar/core/audioCorePipeline.bsv @ 53:2991344775f8 pygar svn.54

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[svn r54] mixer integrated
author punk
date Sun, 09 May 2010 10:58:40 -0400
parents 49049f97312c
children 9b4f237e77e1
rev   line source
punk@13 1 // The MIT License
punk@13 2
punk@13 3 // Copyright (c) 2009 Massachusetts Institute of Technology
punk@13 4
punk@13 5 // Permission is hereby granted, free of charge, to any person obtaining a copy
punk@13 6 // of this software and associated documentation files (the "Software"), to deal
punk@13 7 // in the Software without restriction, including without limitation the rights
punk@13 8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
punk@13 9 // copies of the Software, and to permit persons to whom the Software is
punk@13 10 // furnished to do so, subject to the following conditions:
punk@13 11
punk@13 12 // The above copyright notice and this permission notice shall be included in
punk@13 13 // all copies or substantial portions of the Software.
punk@13 14
punk@13 15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
punk@13 16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
punk@13 17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
punk@13 18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
punk@13 19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
punk@13 20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
punk@13 21 // THE SOFTWARE.
punk@13 22
punk@13 23 // Author: Kermin Fleming kfleming@mit.edu
punk@13 24
punk@13 25 import Connectable::*;
punk@13 26 import GetPut::*;
punk@13 27 import ClientServer::*;
punk@13 28 import FIFO::*;
punk@15 29 import SpecialFIFOs::*;
punk@52 30 import Vector::*;
punk@13 31
punk@13 32 //AWB includes
punk@13 33 `include "asim/provides/low_level_platform_interface.bsh"
punk@13 34 `include "asim/provides/soft_connections.bsh"
punk@13 35 `include "asim/provides/common_services.bsh"
punk@13 36
punk@13 37 //Local includes
punk@13 38 `include "asim/provides/audio_pipe_types.bsh" //provides Audio Pipeline interface
punk@33 39 `include "asim/provides/path_types.bsh"
punk@13 40 `include "asim/provides/core.bsh"
punk@43 41 `include "asim/provides/mixer.bsh"
punk@15 42 `include "asim/provides/processor_library.bsh"
punk@15 43 `include "asim/provides/fpga_components.bsh"
punk@51 44 `include "asim/dict/VDEV_SCRATCH.bsh"
punk@33 45
punk@13 46 `include "asim/rrr/remote_client_stub_AUDIOCORERRR.bsh"
punk@36 47 `include "asim/rrr/remote_server_stub_AUDIOCORERRR.bsh"
punk@13 48
punk@13 49 module [CONNECTED_MODULE] mkConnectedApplication ();
punk@51 50 Core core <- mkCore(`VDEV_SCRATCH_MEMORYA);
punk@51 51 Core anotherCore <- mkCore(`VDEV_SCRATCH_MEMORYB);
punk@53 52 Vector#(2, Volume) channelVols = replicate(127);
punk@53 53 Mixer mixer <- mkMixer(2, channelVols); //should be max voices but 2 for now
punk@53 54
punk@13 55 Reg#(int) cycle <- mkReg(0);
punk@53 56 Reg#(int) sampleCount <-mkReg(0);
punk@52 57 Vector#(2, Reg#(Bool)) ac_fini <- replicateM(mkReg(False));
punk@33 58
punk@53 59 // FIFO#(AudioProcessorUnit) coreOut <- mkFIFO();
punk@53 60 // Services Samples
punk@53 61 ClientStub_AUDIOCORERRR client_stub <- mkClientStub_AUDIOCORERRR();
punk@48 62
punk@13 63
punk@36 64 //-----------------------------------------------------------
punk@36 65 // Debug port
punk@36 66
punk@36 67 ServerStub_AUDIOCORERRR server_stub <- mkServerStub_AUDIOCORERRR();
punk@36 68
punk@36 69
punk@13 70 // this is for the tracing
punk@13 71 rule printCycles;
punk@13 72 cycle <= cycle+1;
punk@13 73 $fdisplay(stderr, " => Cycle = %d", cycle);
punk@13 74 endrule
punk@13 75
punk@53 76 // Send to Mixer
punk@53 77 // Right now this is sorta retarded in that I pass from the output fifo into a new fifo
punk@53 78 // But I have to mod a bunch of things to fix this and I am not sure I understand
punk@53 79 // things well enough to do this quickly. So here it is as it is for now.
punk@53 80 rule mix;
punk@53 81 let coreOut <- core.sampleOutput.get();
punk@53 82 let anotherOut <- anotherCore.sampleOutput.get();
punk@53 83 mixer.toMixer(AudioStream {voice : 0, data : tagged Valid coreOut});
punk@53 84 mixer.toMixer(AudioStream {voice : 1, data : tagged Valid anotherOut});
punk@53 85 endrule
punk@53 86
punk@48 87 rule feedOutput;
punk@53 88 // let pipelineData <- core.sampleOutput.get();
punk@53 89 let pipeOut <- mixer.mainOut.get();
punk@53 90
punk@13 91 AudioProcessorControl endOfFileTag = EndOfFile;
punk@13 92 AudioProcessorControl sampleTag = Data;
punk@13 93
punk@53 94 sampleCount <= sampleCount+1;
punk@53 95
punk@53 96 $display("PIPE writes sample %x\n", sampleCount);
punk@53 97 case (pipeOut) matches
punk@52 98 tagged EndOfFile:
punk@52 99 begin
punk@52 100 client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(endOfFileTag)),?);
punk@52 101 ac_fini[0] <= True;
punk@52 102 end
punk@52 103 tagged Sample .sample:
punk@52 104 client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(sampleTag)), zeroExtend(pack(sample)));
punk@25 105 endcase
punk@53 106 endrule
punk@13 107
punk@52 108 // Programming ghetto style!
punk@52 109 // right now I am repeating this rule for my second core.
punk@53 110 /* (* conservative_implicit_conditions *)
punk@52 111 rule feedAnotherOutput;
punk@52 112 let pipelineData <- anotherCore.sampleOutput.get();
punk@52 113 AudioProcessorControl endOfFileTag = EndOfFile;
punk@52 114 AudioProcessorControl sampleTag = Data;
punk@52 115
punk@52 116 $display("PIPE writes another sample\n");
punk@52 117 case (pipelineData) matches
punk@52 118 tagged EndOfFile:
punk@52 119 begin
punk@52 120 client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(endOfFileTag)),?);
punk@52 121 ac_fini[1] <= True;
punk@52 122 end
punk@52 123 tagged Sample .sample:
punk@52 124 client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(sampleTag)), zeroExtend(pack(sample)));
punk@52 125 endcase
punk@52 126 endrule
punk@53 127 */
punk@52 128
punk@52 129 // Can generally just stick with the EOF but since I have two Cores no mixer...
punk@52 130 /*(* conservative_implicit_conditions *)
punk@52 131 rule sendTerminate;
punk@52 132 Bool done = True;
punk@52 133 for (Integer i = 1; i < 2; i = i+1)
punk@52 134 done = ac_fini[i] && done;
punk@52 135
punk@52 136 if (done)
punk@52 137 client_stub.makeRequest_SendTerminate(zeroExtend(pack(1)));
punk@52 138
punk@52 139 endrule
punk@52 140 */
punk@52 141
punk@36 142 //***** SERVER Side *****
punk@36 143
punk@52 144 (* conservative_implicit_conditions *)
punk@36 145 rule feedInput;
punk@36 146 let command <- server_stub.acceptRequest_SendUnprocessedStream();
punk@36 147 AudioProcessorControl ctrl = unpack(truncate(command.ctrl));
rlm@41 148
punk@52 149 VoiceId channel = unpack(truncate(command.channel));
punk@48 150 // $display("rlm: %x", test);
rlm@41 151
punk@52 152 AudioProcessorUnit inSample;
punk@52 153
punk@52 154 if(ctrl == EndOfFile)
punk@52 155 begin
punk@43 156 $display("lsp: PIPE received EOF ");
punk@52 157 inSample = tagged EndOfFile;
punk@52 158 // core.sampleInput.put(tagged EndOfFile);
punk@36 159 end
punk@36 160 else
punk@36 161 begin
punk@43 162 // $display("lsp: PIPE received Data ");
punk@52 163 // core.sampleInput.put(tagged Sample unpack(truncate(command.sample)));
punk@52 164 inSample = tagged Sample unpack(truncate(command.sample));
punk@52 165 end
punk@52 166
punk@52 167 case (channel)
punk@52 168 0 : core.sampleInput.put(inSample);
punk@52 169 1 : anotherCore.sampleInput.put(inSample);
punk@52 170 endcase
punk@52 171
punk@36 172 endrule
punk@13 173 endmodule