/*
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/*
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Author: Sebastien Riou (acapola)
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Author: Sebastien Riou (acapola)
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Creation date: 17:16:40 01/09/2011
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Creation date: 17:16:40 01/09/2011
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$LastChangedDate: 2011-02-10 16:40:57 +0100 (Thu, 10 Feb 2011) $
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$LastChangedDate: 2011-02-13 16:20:10 +0100 (Sun, 13 Feb 2011) $
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$LastChangedBy: acapola $
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$LastChangedBy: acapola $
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$LastChangedRevision: 14 $
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$LastChangedRevision: 15 $
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$HeadURL: file:///svn/iso7816_3_master/iso7816_3_master/trunk/test/ComTxDriverTasks.v $
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$HeadURL: file:///svn/iso7816_3_master/iso7816_3_master/trunk/test/ComTxDriverTasks.v $
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This file is under the BSD licence:
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This file is under the BSD licence:
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Copyright (c) 2011, Sebastien Riou
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Copyright (c) 2011, Sebastien Riou
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All rights reserved.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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The names of contributors may not be used to endorse or promote products derived from this software without specific prior written permission.
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The names of contributors may not be used to endorse or promote products derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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*/
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`default_nettype none
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`default_nettype none
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`include "HexStringConversion.v"
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`include "HexStringConversion.v"
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//low level tasks
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//low level tasks
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task sendByte;
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task sendByte;
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input [7:0] data;
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input [7:0] data;
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begin
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begin
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wait(bufferFull==1'b0);
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wait(bufferFull==1'b0);
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dataIn=data;
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dataIn=data;
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nWeDataIn=0;
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nWeDataIn=0;
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@(posedge COM_clk);
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@(posedge COM_clk);
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dataIn=8'hxx;
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dataIn=8'hxx;
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nWeDataIn=1;
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nWeDataIn=1;
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@(posedge COM_clk);
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@(posedge COM_clk);
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end
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end
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endtask
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endtask
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task sendWord;
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task sendWord;
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input [15:0] data;
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input [15:0] data;
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begin
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begin
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sendByte(data[15:8]);
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sendByte(data[15:8]);
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sendByte(data[7:0]);
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sendByte(data[7:0]);
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end
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end
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endtask
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endtask
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//return when the stop bit of the last byte is starting
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//return when the stop bit of the last byte is starting
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task waitEndOfTx;
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task waitEndOfTx;
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begin
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begin
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@(posedge COM_clk)
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@(posedge COM_clk)
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wait(txPending==0);
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wait(txPending==0);
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wait(isTx==0);
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wait(isTx==0);
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end
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end
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endtask
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endtask
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//Higher level tasks
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//Higher level tasks
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task sendHexBytes;
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task sendHexBytes;
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input [16*257:0] bytesString;
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input [16*257:0] bytesString;
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integer i;
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integer i;
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reg [15:0] byteInHex;
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reg [15:0] byteInHex;
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reg [7:0] byteToSend;
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reg [7:0] byteToSend;
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begin
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begin
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i=16*257;
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i=16*257;
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getNextHexByte(bytesString, i, byteToSend, i);
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getNextHexByte(bytesString, i, byteToSend, i);
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while(i!=-1) begin
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while(i!=-1) begin
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sendByte(byteToSend);
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sendByte(byteToSend);
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getNextHexByte(bytesString, i, byteToSend, i);
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getNextHexByte(bytesString, i, byteToSend, i);
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end
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end
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end
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endtask
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task sendT0TpduLc;
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input [8*3*(256+5+1+2):0] bytesString;
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integer i;
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reg [15:0] byteInHex;
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reg [7:0] byteToSend;
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reg [8*(256+5+1+2):0] cmdBytes;
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integer nBytes;
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begin
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hexStringToBytes(bytesString,cmdBytes,nBytes);
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sendByte(cmdBytes[0*8+:8]);
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sendByte(cmdBytes[1*8+:8]);
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sendByte(cmdBytes[2*8+:8]);
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sendByte(cmdBytes[3*8+:8]);
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sendByte(cmdBytes[4*8+:8]);
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if(0!==cmdBytes[4*8+:8]) begin
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i=5;
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receiveAndCheckByte(cmdBytes[1*8+:8]);//TODO: handle NACK
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while(i!=nBytes) begin
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sendByte(cmdBytes[i*8+:8]);
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i=i+1;
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end
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end
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end
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endtask
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task sendT0TpduLeFull;
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input [8*3*5:0] bytesString;
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output [8*256:0] leBytes;
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output integer le;
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integer i;
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reg [15:0] byteInHex;
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reg [7:0] byteToSend;
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reg [8*(256+5+1+2):0] cmdBytes;
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integer nBytes;
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begin
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hexStringToBytes(bytesString,cmdBytes,nBytes);
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sendByte(cmdBytes[0*8+:8]);
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sendByte(cmdBytes[1*8+:8]);
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sendByte(cmdBytes[2*8+:8]);
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sendByte(cmdBytes[3*8+:8]);
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sendByte(cmdBytes[4*8+:8]);
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le = (0===cmdBytes[4*8+:8]) ? 256 : cmdBytes[4*8+:8];
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if((nBytes!==5) & (le !== nBytes-5)) begin
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$display("ERROR: le (%d) don't match with nBytes (%d) in command %s",le,nBytes,bytesString);
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$finish;
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end
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receiveByte(cmdBytes[1*8+:8]);
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for(i=0;i<le;i=i+1) begin
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receiveByte(leBytes[i*8+:8]);
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end
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end
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endtask
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task sendT0TpduLe;
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input [8*3*5:0] bytesString;
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output [8*256:0] leBytes;
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integer i;
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begin
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sendT0TpduLeFull(bytesString,leBytes,i);
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end
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endtask
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task sendT0TpduLeCheck;
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input [8*3*5:0] bytesString;
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input [8*3*256:0] expectedLeBytesString;
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integer i;
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reg [15:0] byteInHex;
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reg [7:0] byteToSend;
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reg [8*(256+5+1+2):0] cmdBytes;
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reg [8*256:0] leBytes;
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reg [8*256:0] expectedLeBytes;
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integer nBytes;
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integer expectedLe;
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integer le;
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begin
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sendT0TpduLeFull(bytesString,leBytes,le);
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hexStringToBytes(expectedLeBytesString,expectedLeBytes,expectedLe);
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if(expectedLe !== le) begin
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$display("ERROR: expectedLe (%d) don't match with le (%d) in command %s, %s",expectedLe,le,bytesString, expectedLeBytesString);
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$finish;
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end
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for(i=0;i<le;i=i+1) begin
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if(leBytes[i*8+:8]!==expectedLeBytes[i*8+:8]) begin
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$display("ERROR: recived %x instead of %x at index %d in command %s, %s",leBytes[i*8+:8],expectedLeBytes[i*8+:8],i,bytesString, expectedLeBytesString);
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$finish;
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end
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end
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end
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end
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endtask
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endtask
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