Subversion Repositories qaz_libs

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//// Copyright (C) 2018 Authors and OPENCORES.ORG                 ////

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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