`include "./ecclegacy_ecc_legacy_testbench.v"
`include "./ecclegacy.vh"

module ecc_legacy_configuration_diag();

reg [7:0] expected_8bit_lsb_0;
reg [15:0] expected_16bit_lsb_0;
reg [31:0] expected_32bit_lsb_0;
reg [63:0] expected_64bit_lsb_0;
reg [127:0] expected_128bit_lsb_0;
reg [0:7] expected_8bit_msb_0;
reg [0:15] expected_16bit_msb_0;
reg [0:31] expected_32bit_msb_0;
reg [0:63] expected_64bit_msb_0;
reg [0:127] expected_128bit_msb_0;
reg [15:0] readDataValue;
reg [15:0] tmpCsr;
integer  chkAddressError;
integer  chkReadAccessError;
integer  chkWriteAccessError;
integer  loopCount;

always @(negedge ecc_legacy_testbench.reset) begin: sim_block
  chkAddressError = 0;
  chkReadAccessError = 0;
  chkWriteAccessError = 0;

  $display("%d Enable write_enable for registers/fields", $time);

  $display("%d Start test for Configuration type fields - value of allZeros", $time);

  $display("%d CSR: chip_config", $time);
  
  writeOp(11'h0, {15'h0, 1'h0});

  expected_16bit_lsb_0 = {15'h0, 1'h0};
  readOp(11'h0, readDataValue);
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_cntrl_reg", $time);
  
  writeOp(11'h80, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h80, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_int_en_reg", $time);
  
  writeOp(11'h98, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h98, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_err_addr_reg", $time);
  
  writeOp(11'h9a, {2'h0, 14'h0});

  expected_16bit_lsb_0 = {2'h0, 14'h0};
  readOp(11'h9a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: diag_cntrl_reg", $time);
  
  writeOp(11'h9c, {1'h0, 1'h0, 14'h0});

  expected_16bit_lsb_0 = {1'h0, 1'h0, 14'h0};
  readOp(11'h9c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: ecc_bits_reg", $time);
  
  writeOp(11'h9e, {8'h0, 8'h0});

  expected_16bit_lsb_0 = {8'h0, 8'h0};
  readOp(11'h9e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: data_reg", $time);
  
  writeOp(11'ha0, {16'h0});

  expected_16bit_lsb_0 = {16'h0};
  readOp(11'ha0, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d CSR: rx_ecc_cntrl_reg", $time);
  
  writeOp(11'h200, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h200, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: rx_ecc_int_en_reg", $time);
  
  writeOp(11'h218, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h218, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: rx_ecc_err_addr_reg", $time);
  
  writeOp(11'h21a, {2'h0, 14'h0});

  expected_16bit_lsb_0 = {2'h0, 14'h0};
  readOp(11'h21a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: rx_diag_cntrl_reg", $time);
  
  writeOp(11'h21c, {1'h0, 1'h0, 14'h0});

  expected_16bit_lsb_0 = {1'h0, 1'h0, 14'h0};
  readOp(11'h21c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: rx_ecc_bits_reg", $time);
  
  writeOp(11'h21e, {8'h0, 8'h0});

  expected_16bit_lsb_0 = {8'h0, 8'h0};
  readOp(11'h21e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: rx_data_reg", $time);
  
  writeOp(11'h240, {16'h0});

  expected_16bit_lsb_0 = {16'h0};
  readOp(11'h240, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d CSR: tx_ecc_cntrl_reg", $time);
  
  writeOp(11'h400, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h400, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: tx_ecc_int_en_reg", $time);
  
  writeOp(11'h418, {14'h0, 1'h0, 1'h0});

  expected_16bit_lsb_0 = {14'h0, 1'h0, 1'h0};
  readOp(11'h418, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: tx_ecc_err_addr_reg", $time);
  
  writeOp(11'h41a, {2'h0, 14'h0});

  expected_16bit_lsb_0 = {2'h0, 14'h0};
  readOp(11'h41a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: tx_diag_cntrl_reg", $time);
  
  writeOp(11'h41c, {1'h0, 1'h0, 14'h0});

  expected_16bit_lsb_0 = {1'h0, 1'h0, 14'h0};
  readOp(11'h41c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: tx_ecc_bits_reg", $time);
  
  writeOp(11'h41e, {8'h0, 8'h0});

  expected_16bit_lsb_0 = {8'h0, 8'h0};
  readOp(11'h41e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: tx_data_reg", $time);
  
  writeOp(11'h440, {16'h0});

  expected_16bit_lsb_0 = {16'h0};
  readOp(11'h440, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d Enable write_enable for registers/fields", $time);

  $display("%d Start test for Configuration type fields - value of random", $time);

  $display("%d CSR: chip_config", $time);
  
  writeOp(11'h0, {15'h0, 1'h1});

  expected_16bit_lsb_0 = {15'h0, 1'h1};
  readOp(11'h0, readDataValue);
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_cntrl_reg", $time);
  
  writeOp(11'h80, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h80, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_int_en_reg", $time);
  
  writeOp(11'h98, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h98, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: ecc_err_addr_reg", $time);
  
  writeOp(11'h9a, {2'h0, 14'h492});

  expected_16bit_lsb_0 = {2'h0, 14'h492};
  readOp(11'h9a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: diag_cntrl_reg", $time);
  
  writeOp(11'h9c, {1'h1, 1'h1, 14'h555});

  expected_16bit_lsb_0 = {1'h1, 1'h1, 14'h555};
  readOp(11'h9c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: ecc_bits_reg", $time);
  
  writeOp(11'h9e, {8'h0, 8'h3f});

  expected_16bit_lsb_0 = {8'h0, 8'h3f};
  readOp(11'h9e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: data_reg", $time);
  
  writeOp(11'ha0, {16'h1249});

  expected_16bit_lsb_0 = {16'h1249};
  readOp(11'ha0, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d CSR: rx_ecc_cntrl_reg", $time);
  
  writeOp(11'h200, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h200, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: rx_ecc_int_en_reg", $time);
  
  writeOp(11'h218, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h218, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: rx_ecc_err_addr_reg", $time);
  
  writeOp(11'h21a, {2'h0, 14'h1fff});

  expected_16bit_lsb_0 = {2'h0, 14'h1fff};
  readOp(11'h21a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: rx_diag_cntrl_reg", $time);
  
  writeOp(11'h21c, {1'h1, 1'h1, 14'h555});

  expected_16bit_lsb_0 = {1'h1, 1'h1, 14'h555};
  readOp(11'h21c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: rx_ecc_bits_reg", $time);
  
  writeOp(11'h21e, {8'h0, 8'h2a});

  expected_16bit_lsb_0 = {8'h0, 8'h2a};
  readOp(11'h21e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: rx_data_reg", $time);
  
  writeOp(11'h240, {16'h1999});

  expected_16bit_lsb_0 = {16'h1999};
  readOp(11'h240, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d CSR: tx_ecc_cntrl_reg", $time);
  
  writeOp(11'h400, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h400, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: tx_ecc_int_en_reg", $time);
  
  writeOp(11'h418, {14'h0, 1'h1, 1'h1});

  expected_16bit_lsb_0 = {14'h0, 1'h1, 1'h1};
  readOp(11'h418, readDataValue);
  if (expected_16bit_lsb_0[1] !== readDataValue[1]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[1], readDataValue[1]);
  end
  if (expected_16bit_lsb_0[0] !== readDataValue[0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[0], readDataValue[0]);
  end

  $display("%d CSR: tx_ecc_err_addr_reg", $time);
  
  writeOp(11'h41a, {2'h0, 14'h5d1});

  expected_16bit_lsb_0 = {2'h0, 14'h5d1};
  readOp(11'h41a, readDataValue);
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: tx_diag_cntrl_reg", $time);
  
  writeOp(11'h41c, {1'h1, 1'h1, 14'h4ec});

  expected_16bit_lsb_0 = {1'h1, 1'h1, 14'h4ec};
  readOp(11'h41c, readDataValue);
  if (expected_16bit_lsb_0[15] !== readDataValue[15]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15], readDataValue[15]);
  end
  if (expected_16bit_lsb_0[14] !== readDataValue[14]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[14], readDataValue[14]);
  end
  if (expected_16bit_lsb_0[13:0] !== readDataValue[13:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[13:0], readDataValue[13:0]);
  end

  $display("%d CSR: tx_ecc_bits_reg", $time);
  
  writeOp(11'h41e, {8'h0, 8'h7f});

  expected_16bit_lsb_0 = {8'h0, 8'h7f};
  readOp(11'h41e, readDataValue);
  if (expected_16bit_lsb_0[7:0] !== readDataValue[7:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[7:0], readDataValue[7:0]);
  end

  $display("%d CSR: tx_data_reg", $time);
  
  writeOp(11'h440, {16'h1555});

  expected_16bit_lsb_0 = {16'h1555};
  readOp(11'h440, readDataValue);
  if (expected_16bit_lsb_0[15:0] !== readDataValue[15:0]) begin
    $display("%d ERROR - Expected value: %h, actual value: %h",
              $time, expected_16bit_lsb_0[15:0], readDataValue[15:0]);
  end

  $display("%d Check the read access error.", $time);
  chkReadAccessError = 1;
  chkReadAccessError = 0;

  $display("%d Check the write access error.", $time);
  chkWriteAccessError = 1;
  chkWriteAccessError = 0;
  #500; $finish;

end

task readOp;
  input[10:0] address;
  output[15:0] readDataValue;
  begin
    @(posedge ecc_legacy_testbench.clock);
    ecc_legacy_testbench.csr_address = address;
    ecc_legacy_testbench.csr_read_access = 1'b1;
    @(posedge ecc_legacy_testbench.clock);
    readDataValue = ecc_legacy_testbench.csr_read_data;
    ecc_legacy_testbench.csr_read_access = 1'b0;
  end
endtask

task writeOp;
  input[10:0] address;
  input[15:0] writeData;
  begin
    @(posedge ecc_legacy_testbench.clock);
    ecc_legacy_testbench.csr_address = address;
    ecc_legacy_testbench.csr_write_data = writeData;
    ecc_legacy_testbench.csr_write_access = 1'b1;
    @(posedge ecc_legacy_testbench.clock);
    ecc_legacy_testbench.csr_write_access = 1'b0;
  end
endtask

endmodule