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[/] [qaz_libs/] [trunk/] [BFM/] [src/] [axis_video_frame/] [avf_config.svh] - Rev 45

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//////////////////////////////////////////////////////////////////////
////                                                              ////
//// Copyright (C) 2018 Authors and OPENCORES.ORG                 ////
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//// This source file may be used and distributed without         ////
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//// 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; ////
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//// later version.                                               ////
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//// 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.                                                     ////
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//////////////////////////////////////////////////////////////////////

class avf_config #(N, U);

  virtual axis_if #(.N(N), .U(U)) vif;
  protected uvm_active_passive_enum is_active; // UVM_ACTIVE or UVM_PASSIVE
  int pixels_per_line;
  int lines_per_frame;
  int bits_per_pixel;
  int bytes_per_pixel;
  int pixels_per_clk;
  string name;

  // --------------------------------------------------------------------
  function void init
  ( int pixels_per_line
  , int lines_per_frame
  , int bits_per_pixel
  , string    name = ""
  );
    this.pixels_per_line  = pixels_per_line;
    this.lines_per_frame  = lines_per_frame;
    this.bits_per_pixel   = bits_per_pixel;
    this.name             = name;
    this.bytes_per_pixel  = (bits_per_pixel % 8 == 0)
                          ? (bits_per_pixel / 8)
                          : (bits_per_pixel / 8) + 1;
    assert(N % bytes_per_pixel == 0) else
      `uvm_fatal("avf_config", "N % bytes_per_pixel != 0")
    this.pixels_per_clk   = N / bytes_per_pixel;
  endfunction: init

  // --------------------------------------------------------------------
  function new
  (  virtual axis_if #(.N(N), .U(U)) vif
  ,  uvm_active_passive_enum is_active = UVM_ACTIVE
  );
    this.vif = vif;
    this.is_active = is_active;
  endfunction : new

  // --------------------------------------------------------------------
  function uvm_active_passive_enum get_is_active();
    return is_active;
  endfunction : get_is_active

// --------------------------------------------------------------------
endclass : avf_config

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