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[/] [openrisc/] [trunk/] [orpsocv2/] [bench/] [verilog/] [usbhostslave/] [usbSerialInterfaceEngine_simlib.v] - Rev 638

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//////////////////////////////////////////////////////////////////////
////                                                              ////
//// usbSerialInterfaceEngine.v                                   ////
////                                                              ////
//// This file is part of the usbhostslave opencores effort.
//// <http://www.opencores.org/cores//>                           ////
////                                                              ////
//// Module Description:                                          ////
//// 
////                                                              ////
//// To Do:                                                       ////
//// 
////                                                              ////
//// Author(s):                                                   ////
//// - Steve Fielding, sfielding@base2designs.com                 ////
////                                                              ////
//////////////////////////////////////////////////////////////////////
////                                                              ////
//// Copyright (C) 2004 Steve Fielding and OPENCORES.ORG          ////
////                                                              ////
//// This source file may be used and distributed without         ////
//// restriction provided that this copyright statement is not    ////
//// removed from the file and that any derivative work contains  ////
//// the original copyright notice and the associated disclaimer. ////
////                                                              ////
//// This source file is free software; you can redistribute it   ////
//// and/or modify it under the terms of the GNU Lesser General   ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any   ////
//// later version.                                               ////
////                                                              ////
//// This source is distributed in the hope that it will be       ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied   ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      ////
//// PURPOSE. See the GNU Lesser General Public License for more  ////
//// details.                                                     ////
////                                                              ////
//// You should have received a copy of the GNU Lesser General    ////
//// Public License along with this source; if not, download it   ////
//// from <http://www.opencores.org/lgpl.shtml>                   ////
////                                                              ////
//////////////////////////////////////////////////////////////////////
//
`include "timescale.v"
 
module usbSerialInterfaceEngine_simlib(
  clk, rst,
  //readUSBWireData
  USBWireDataIn,
  USBWireDataInTick,
  //writeUSBWireData
  USBWireDataOut,
  USBWireCtrlOut,
  USBWireDataOutTick,
  //SIEReceiver
  connectState,
  //processRxBit
  resumeDetected,
  //processRxByte
  RxCtrlOut, 
  RxDataOutWEn, 
  RxDataOut, 
    //SIETransmitter
  SIEPortCtrlIn,
  SIEPortDataIn, 
  SIEPortTxRdy, 
  SIEPortWEn, 
    //lineControlUpdate
  fullSpeedPolarity,
  fullSpeedBitRate,
  noActivityTimeOut,
  noActivityTimeOutEnable
);
 
input clk, rst;
//readUSBWireData
input [1:0] USBWireDataIn;
output USBWireDataInTick;
output noActivityTimeOut;
input noActivityTimeOutEnable;
 
//writeUSBWireData
output [1:0] USBWireDataOut;
output USBWireCtrlOut;
output USBWireDataOutTick;
 
//SIEReceiver
output [1:0] connectState;
//processRxBit
output resumeDetected;
//processRxByte
output [7:0] RxCtrlOut; 
output RxDataOutWEn; 
output [7:0] RxDataOut; 
//SIETransmitter
input [7:0] SIEPortCtrlIn;
input [7:0] SIEPortDataIn;
output SIEPortTxRdy; 
input SIEPortWEn;
//lineControlUpdate
input fullSpeedPolarity;
input fullSpeedBitRate;
 
wire clk, rst;
//readUSBWireData
wire [1:0] USBWireDataIn;
wire USBWireDataInTick;
//writeUSBWireData
wire [1:0] USBWireDataOut;
wire USBWireCtrlOut;
wire noActivityTimeOut;
wire USBWireDataOutTick;
//SIEReceiver
wire [1:0] connectState;
//processRxBit
wire resumeDetected;
//processRxByte
wire [7:0] RxCtrlOut; 
wire RxDataOutWEn; 
wire [7:0] RxDataOut; 
//SIETransmitter
wire [7:0] SIEPortCtrlIn;
wire [7:0] SIEPortDataIn;
wire SIEPortTxRdy; 
wire SIEPortWEn;
//lineControlUpdate
wire fullSpeedPolarity;
wire fullSpeedBitRate;
 
//internal wiring
wire processRxBitsWEn;
wire processRxBitRdy;
wire [1:0] RxWireDataFromWireRx;
wire RxWireDataWEn;
wire TxWireActiveDrive;
wire [1:0] TxBitsFromArbToWire;
wire TxCtrlFromArbToWire;
wire USBWireRdy;
wire USBWireWEn;
wire USBWireReadyFromTxArb;
wire prcTxByteCtrl;
wire [1:0] prcTxByteData;
wire prcTxByteGnt;
wire prcTxByteReq;
wire prcTxByteWEn;
wire SIETxCtrl;
wire [1:0] SIETxData;
wire SIETxGnt;
wire SIETxReq;
wire SIETxWEn;
wire [7:0] TxByteFromSIEToPrcTxByte;
wire [7:0] TxCtrlFromSIEToPrcTxByte;
wire [1:0] JBit;
wire [1:0] KBit;
wire processRxByteWEn;
wire [7:0] RxDataFromPrcRxBitToPrcRxByte;
wire [7:0] RxCtrlFromPrcRxBitToPrcRxByte;
wire processRxByteRdy;
//Rx CRC
wire RxCRC16En; 
wire [15:0] RxCRC16Result;
wire RxCRC16UpdateRdy;
wire RxCRC5En; 
wire [4:0] RxCRC5Result; 
wire RxCRC5_8Bit; 
wire [7:0] RxCRCData; 
wire RxRstCRC;
wire RxCRC5UpdateRdy;
//Tx CRC
wire TxCRC16En; 
wire [15:0] TxCRC16Result;
wire TxCRC16UpdateRdy;
wire TxCRC5En; 
wire [4:0] TxCRC5Result; 
wire TxCRC5_8Bit; 
wire [7:0] TxCRCData; 
wire TxRstCRC; 
wire TxCRC5UpdateRdy;
 
wire processTxByteRdy; 
wire processTxByteWEn; 
 
wire SIEFsRate;
wire TxFSRateFromSIETxToPrcTxByte;
wire prcTxByteFSRate;
wire FSRateFromArbiterToWire;
 
wire RxWireActive;
 
lineControlUpdate_simlib u_lineControlUpdate
  (.fullSpeedPolarity(fullSpeedPolarity),
  .fullSpeedBitRate(fullSpeedBitRate),
  .JBit(JBit),
  .KBit(KBit) );
 
SIEReceiver_simlib u_SIEReceiver
  (
  .RxWireDataIn(RxWireDataFromWireRx), 
  .RxWireDataWEn(RxWireDataWEn), 
  .clk(clk),
  .connectState(connectState),
  .rst(rst) );
 
 
processRxBit_simlib u_processRxBit
  (.JBit(JBit), 
  .KBit(KBit), 
  .RxBitsIn(RxWireDataFromWireRx), 
  .RxCtrlOut(RxCtrlFromPrcRxBitToPrcRxByte), 
  .RxDataOut(RxDataFromPrcRxBitToPrcRxByte), 
  .clk(clk), 
  .processRxBitRdy(processRxBitRdy), 
  .processRxBitsWEn(RxWireDataWEn), 
  .processRxByteWEn(processRxByteWEn), 
  .resumeDetected(resumeDetected), 
  .rst(rst),
  .processRxByteRdy(processRxByteRdy),
  .RxWireActive(RxWireActive)
  );
 
processRxByte_simlib u_processRxByte
  (.CRC16En(RxCRC16En), 
  .CRC16Result(RxCRC16Result), 
  .CRC16UpdateRdy(RxCRC16UpdateRdy),
  .CRC5En(RxCRC5En), 
  .CRC5Result(RxCRC5Result), 
  .CRC5_8Bit(RxCRC5_8Bit),
  .CRC5UpdateRdy(RxCRC5UpdateRdy),
  .CRCData(RxCRCData), 
  .RxByteIn(RxDataFromPrcRxBitToPrcRxByte), 
  .RxCtrlIn(RxCtrlFromPrcRxBitToPrcRxByte), 
  .RxCtrlOut(RxCtrlOut), 
  .RxDataOutWEn(RxDataOutWEn), 
  .RxDataOut(RxDataOut), 
  .clk(clk), 
  .processRxDataInWEn(processRxByteWEn), 
  .rst(rst), 
  .rstCRC(RxRstCRC),
  .processRxByteRdy(processRxByteRdy) ); 
 
 
updateCRC5_simlib RxUpdateCRC5
  (.rstCRC(RxRstCRC), 
  .CRCResult(RxCRC5Result), 
  .CRCEn(RxCRC5En), 
  .CRC5_8BitIn(RxCRC5_8Bit), 
  .dataIn(RxCRCData), 
  .ready(RxCRC5UpdateRdy),
  .clk(clk), 
  .rst(rst) );  
 
updateCRC16_simlib RxUpdateCRC16
  (.rstCRC(RxRstCRC), 
  .CRCResult(RxCRC16Result), 
  .CRCEn(RxCRC16En), 
  .dataIn(RxCRCData), 
  .ready(RxCRC16UpdateRdy),
  .clk(clk), 
  .rst(rst) );  
 
SIETransmitter_simlib u_SIETransmitter
  (.CRC16En(TxCRC16En), 
  .CRC16Result(TxCRC16Result), 
  .CRC5En(TxCRC5En), 
  .CRC5Result(TxCRC5Result), 
  .CRC5_8Bit(TxCRC5_8Bit), 
  .CRCData(TxCRCData),
  .CRC5UpdateRdy(TxCRC5UpdateRdy),
  .CRC16UpdateRdy(TxCRC16UpdateRdy),
  .JBit(JBit), 
  .KBit(KBit), 
  .SIEPortCtrlIn(SIEPortCtrlIn),
  .SIEPortDataIn(SIEPortDataIn), 
  .SIEPortTxRdy(SIEPortTxRdy), 
  .SIEPortWEn(SIEPortWEn), 
  .TxByteOutCtrl(TxCtrlFromSIEToPrcTxByte), 
  .TxByteOut(TxByteFromSIEToPrcTxByte), 
  .USBWireCtrl(SIETxCtrl), 
  .USBWireData(SIETxData), 
  .USBWireGnt(SIETxGnt), 
  .USBWireRdy(USBWireReadyFromTxArb), 
  .USBWireReq(SIETxReq), 
  .USBWireWEn(SIETxWEn), 
  .clk(clk), 
  .processTxByteRdy(processTxByteRdy), 
  .processTxByteWEn(processTxByteWEn), 
  .rst(rst), 
  .rstCRC(TxRstCRC),
  .USBWireFullSpeedRate(SIEFsRate),
  .TxByteOutFullSpeedRate(TxFSRateFromSIETxToPrcTxByte),
  .fullSpeedRateIn(fullSpeedBitRate)
  );    
 
updateCRC5_simlib TxUpdateCRC5
  (.rstCRC(TxRstCRC), 
  .CRCResult(TxCRC5Result), 
  .CRCEn(TxCRC5En), 
  .CRC5_8BitIn(TxCRC5_8Bit), 
  .dataIn(TxCRCData),
  .ready(TxCRC5UpdateRdy),
  .clk(clk), 
  .rst(rst) );  
 
updateCRC16_simlib TxUpdateCRC16
  (.rstCRC(TxRstCRC), 
  .CRCResult(TxCRC16Result), 
  .CRCEn(TxCRC16En), 
  .dataIn(TxCRCData), 
  .ready(TxCRC16UpdateRdy),
  .clk(clk), 
  .rst(rst) );  
 
processTxByte_simlib u_processTxByte
  (.JBit(JBit), 
  .KBit(KBit), 
  .TxByteCtrlIn(TxCtrlFromSIEToPrcTxByte), 
  .TxByteIn(TxByteFromSIEToPrcTxByte), 
  .USBWireCtrl(prcTxByteCtrl), 
  .USBWireData(prcTxByteData), 
  .USBWireGnt(prcTxByteGnt), 
  .USBWireRdy(USBWireReadyFromTxArb), 
  .USBWireReq(prcTxByteReq), 
  .USBWireWEn(prcTxByteWEn), 
  .clk(clk), 
  .processTxByteRdy(processTxByteRdy), 
  .processTxByteWEn(processTxByteWEn), 
  .rst(rst),
  .USBWireFullSpeedRate(prcTxByteFSRate),
  .TxByteFullSpeedRateIn(TxFSRateFromSIETxToPrcTxByte)
  ); 
 
USBTxWireArbiter_simlib u_USBTxWireArbiter
  (.SIETxCtrl(SIETxCtrl), 
  .SIETxData(SIETxData), 
  .SIETxGnt(SIETxGnt), 
  .SIETxReq(SIETxReq), 
  .SIETxWEn(SIETxWEn), 
  .TxBits(TxBitsFromArbToWire), 
  .TxCtl(TxCtrlFromArbToWire), 
  .USBWireRdyIn(USBWireRdy), 
  .USBWireRdyOut(USBWireReadyFromTxArb), 
  .USBWireWEn(USBWireWEn),
  .clk(clk), 
  .prcTxByteCtrl(prcTxByteCtrl), 
  .prcTxByteData(prcTxByteData), 
  .prcTxByteGnt(prcTxByteGnt), 
  .prcTxByteReq(prcTxByteReq), 
  .prcTxByteWEn(prcTxByteWEn), 
  .rst(rst),
  .SIETxFSRate(SIEFsRate),
  .prcTxByteFSRate(prcTxByteFSRate),
  .TxFSRate(FSRateFromArbiterToWire)
  ); 
 
writeUSBWireData_simlib u_writeUSBWireData
  (.TxBitsIn(TxBitsFromArbToWire), 
  .TxBitsOut(USBWireDataOut), 
  .TxDataOutTick(USBWireDataOutTick),
  .TxCtrlIn(TxCtrlFromArbToWire), 
  .TxCtrlOut(USBWireCtrlOut), 
  .USBWireRdy(USBWireRdy), 
  .USBWireWEn(USBWireWEn),
  .TxWireActiveDrive(TxWireActiveDrive),
  .fullSpeedRate(FSRateFromArbiterToWire), 
  .clk(clk),
  .rst(rst)
   );  
 
 
 
readUSBWireData_simlib u_readUSBWireData
  (.RxBitsIn(USBWireDataIn), 
  .RxDataInTick(USBWireDataInTick),
  .RxBitsOut(RxWireDataFromWireRx), 
  .SIERxRdyIn(processRxBitRdy), 
  .SIERxWEn(RxWireDataWEn), 
  .fullSpeedRate(fullSpeedBitRate), 
  .TxWireActiveDrive(TxWireActiveDrive),
  .clk(clk),
  .rst(rst),
  .noActivityTimeOut(noActivityTimeOut),
  .RxWireActive(RxWireActive),
  .noActivityTimeOutEnable(noActivityTimeOutEnable)
  );
 
 
endmodule
 
 
 
 
 
 
 
 

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