punk@33: // The MIT License
punk@33: 
punk@33: // Copyright (c) 2009 Massachusetts Institute of Technology
punk@33: 
punk@33: // Permission is hereby granted, free of charge, to any person obtaining a copy
punk@33: // of this software and associated documentation files (the "Software"), to deal
punk@33: // in the Software without restriction, including without limitation the rights
punk@33: // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
punk@33: // copies of the Software, and to permit persons to whom the Software is
punk@33: // furnished to do so, subject to the following conditions:
punk@33: 
punk@33: // The above copyright notice and this permission notice shall be included in
punk@33: // all copies or substantial portions of the Software.
punk@33: 
punk@33: // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
punk@33: // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
punk@33: // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
punk@33: // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
punk@33: // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
punk@33: // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
punk@33: // THE SOFTWARE.
punk@33: 
punk@33: // Author: Kermin Fleming kfleming@mit.edu
punk@33: 
punk@33: import Connectable::*;
punk@33: import GetPut::*;
punk@33: import ClientServer::*;
punk@33: import FIFO::*;
punk@33: import SpecialFIFOs::*;
punk@33: 
punk@33: //AWB includes
punk@33: `include "asim/provides/low_level_platform_interface.bsh"
punk@33: `include "asim/provides/soft_connections.bsh"
punk@33: `include "asim/provides/common_services.bsh"
punk@33: 
punk@33: //Local includes
punk@33: `include "asim/provides/audio_pipe_types.bsh"  //provides Audio Pipeline interface
punk@33: `include "asim/provides/core.bsh"
punk@33: `include "asim/provides/processor_library.bsh"
punk@33: `include "asim/provides/fpga_components.bsh"
punk@33: `include "asim/provides/scratchpad_memory.bsh"
punk@33: `include "asim/provides/mem_services.bsh"
punk@33: `include "asim/dict/VDEV_SCRATCH.bsh"
punk@33: 
punk@33: `include "asim/rrr/remote_client_stub_AUDIOCORERRR.bsh"
punk@33: //`include "asim/rrr/remote_server_stub_AUDIOCORERRR.bsh"
punk@33: 
punk@33: function 
punk@33: module [CONNECTED_MODULE] mkConnectedApplication ();
punk@33:    Core core <- mkCore;
punk@33:    Reg#(int) cycle <- mkReg(0);
punk@33: 
punk@33:    
punk@33:    //get volumes
punk@33:    //mkMixer();
punk@33:    
punk@33:   //External memory 
punk@33:   // I'm not comfortable assuming that the memory subsystem is in order  
punk@33:   // So I'll insert a completion buffer here.
punk@33:   MEMORY_IFC#(Bit#(18), Bit#(32)) memory <- mkScratchpad(`VDEV_SCRATCH_MEMORY, SCRATCHPAD_CACHED);   //Services Memory items
punk@33: 
punk@33:   // Services Samples 
punk@33:   ClientStub_AUDIOCORERRR client_stub <- mkClientStub_AUDIOCORERRR();   
punk@33:   // Make this big enough so that several outstanding requests may be supported
punk@33:   FIFO#(Bit#(MainMemTagSz)) tags <- mkSizedFIFO(8);
punk@33: 
punk@33:   // this is for the tracing
punk@33:   rule printCycles;
punk@33:     cycle <= cycle+1;
punk@33:     $fdisplay(stderr, " => Cycle = %d", cycle);
punk@33:   endrule
punk@33: 
punk@33:   rule sendMemReq;
punk@33:     let coreReq <- core.mmem_client.request.get;
punk@33:     case (coreReq) matches 
punk@33:       tagged LoadReq .load: begin
punk@33:                               //Allocate ROB space
punk@33:                               memory.readReq(truncate(load.addr>>2));
punk@33:                               tags.enq(load.tag);
punk@33:                             end
punk@33:       tagged StoreReq .store: begin
punk@33: 	                      memory.write(truncate(store.addr>>2),store.data);
punk@33:                               end
punk@33:     endcase
punk@33:   endrule
punk@33:   
punk@33:   rule receiveMemResp;
punk@33:     let memResp <- memory.readRsp();
punk@33:     tags.deq;
punk@33:     core.mmem_client.response.put(tagged LoadResp {data:memResp,
punk@33:                                                    tag: tags.first});
punk@33:   endrule
punk@33: 
punk@33:    rule feedOutput;
punk@33:      let pipelineData <- core.sampleOutput.get();
punk@33:      AudioProcessorControl endOfFileTag = EndOfFile;
punk@33:      AudioProcessorControl sampleTag = Data;
punk@33: 
punk@33:      case (pipelineData) matches
punk@33:        tagged EndOfFile: 
punk@33:        client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(endOfFileTag)),?);
punk@33:        tagged Sample .sample:client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(sampleTag)), zeroExtend(pack(sample)));
punk@33:      endcase
punk@33:    endrule
punk@33: 
punk@33: endmodule