Subversion Repositories hssdrc

//

// Project      : High-Speed SDRAM Controller with adaptive bank management and command pipeline

//

// Project Nick : HSSDRC

//

// Version      : 1.0-beta

//

// Revision     : $Revision: 1.1 $

//

// Date         : $Date: 2008-03-06 13:54:00 $

//

// Workfile     : hssrdc_scoreboard_class.sv

//

// Description  : scoreboard for test read transaction

//

// HSSDRC is licensed under MIT License

//

// Copyright (c) 2007-2008, Denis V.Shekhalev (des00@opencores.org)

//

// Permission  is hereby granted, free of charge, to any person obtaining a copy of

// this  software  and  associated documentation files (the "Software"), to deal in

// the  Software  without  restriction,  including without limitation the rights to

// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of

// the  Software, and to permit persons to whom the Software is furnished to do so,

// subject to the following conditions:

//

// The  above  copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS

// FOR  A  PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR

// COPYRIGHT  HOLDERS  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER

// IN  AN  ACTION  OF  CONTRACT,  TORT  OR  OTHERWISE,  ARISING  FROM, OUT OF OR IN

// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//

`include "tb_define.svh"

`include "message_class.sv"

`include "hssrdc_driver_cbs_class.sv"

class hssdrc_scoreboard_class extends hssrdc_driver_cbs_class;

  sdram_tr_mbx   out_mbx;

  message_class  msg;

  event done;

  function new (message_class msg, ref event done);

    this.msg      = msg;

    this.done     = done;

  endfunction

  int checked_tr_num;

  int check_err_num;

  //

  //

  //

  task start ();

    checked_tr_num = 0;

    check_err_num  = 0;

  endtask

  //

  //

  //

  virtual task post_ReadData (input realtime t, sdram_transaction_class tr);

    tb_data_t golden_data2cmp;

    tb_data_t data2cmp;

    tb_chid_t golden_chid2cmp;

    tb_chid_t chid2cmp;

    tb_datam_t datam;

    int burst;

    string str;

  begin

    burst = tr.burst + 1;

    golden_chid2cmp = tr.chid;

    for (int i = 0; i < burst; i++) begin

      datam           = tr.wdatam [i];

      data2cmp        = MaskData(tr.rdata [i], datam);

      golden_data2cmp = MaskData(tr.wdata [i], datam);

      chid2cmp = tr.rchid [i];

      if (data2cmp !== golden_data2cmp) begin

        str = $psprintf("data compare error at ba = %0d, rowa = %0d, cola = %0d : ", tr.ba, tr.rowa, tr.cola);

        str = {str, ($psprintf("write data %h : read data %h", golden_data2cmp, data2cmp))};

        msg.err(str);

        check_err_num++;

      end

      if (chid2cmp !== golden_chid2cmp) begin

        str = $psprintf("chid compare error at ba = %0d, rowa = %0d, cola = %0d : ", tr.ba, tr.rowa, tr.cola);

        str = {str, ($psprintf("write chid %h : read chid %h", golden_chid2cmp, chid2cmp))};

        msg.err(str);

        check_err_num++;

      end

    end

    checked_tr_num++;

    -> done;

  end

  endtask

  //

  //

  //

  function data_t MaskData (input tb_data_t data, tb_datam_t datam);

    if (datam == 0)

      MaskData = data;

    else begin

      for (int m = 0; m < $size(datam); m++) begin

        for (int b = 0; b < 8; b++) begin

          MaskData[8*m + b] = data [8*m + b] & ~datam[m];

        end

      end

    end

  endfunction

endclass