function bit spi_scoreboard(int pktnum,bit stream[$],bit[31:0] dout[$]);
  bit[31:0]     data[$];
  bit[31:0]     data_temp;
  bit[31:0]	data_mon[$];
  bit		result=1'b1;
  int i=0,j=0;

  
	  //if cmd==1'b0,get the data written to SRAM
          if(stream[0]==1'b0) begin
            data.delete();
	    for(i=1;i<stream.size()/32;i++) begin
              for(j=0;j<32;j++)
	        data_temp[31-j] = stream[32*i+j];
	      data.push_back(data_temp);
	    end
	    //$display("Exp data:");
            //for(i=0;i<data.size();i++)
	    //  $display("%b",data[i]);
	  end

	  //if cmd==1'b1,collect the data send via MISO,
	  //and compare them with the written data 
	  else begin
	    data_mon.delete();
	    data_mon = dout;
	    //$display("Act data:");
            //for(i=0;i<data_mon.size();i++)
	    //  $display("%b",data_mon[i]);
	    
	    if(data.size()!=data_mon.size()) begin
	      result = 1'b0;
	      $display("Size ARNT'T equal!");
	      $display("Exp data size:%0d",data.size());
	      $display("Act data size:%0d",data_mon.size());
	    end
	    else
	      for(i=0;i<data_mon.size();i++)
	        if(data_mon[i]!=data[i]) begin
		  result = 1'b0;
		  $display("ERROR:");
		  $display("Exp data[%0d]:%b",i,data[i]);
		  $display("Act data[%0d]:%b",i,data_mon[i]);
	        end
	    if(result)
	      $display("\nScoreBoard:  One Write-Read loop done SUCCESSFULLY!\n");
	  end
	
  return result;												
      
endfunction