apb_config.sv

class apb_config extends uvm_component;

  //======================
  // Factory registration
  //======================
  `uvm_component_utils(apb_config)

  //======================
  // Constructor
  //======================
  function new(string name = "apb_config", uvm_component parent = null);
    super.new(name, parent);
  endfunction

  //======================
  // Integer Arguments
  //======================
  int     packets;
  int     start_addr;
  bit 	  read_write;
  int 	  incr		;

  //======================
  // String Arguments
  //======================
  string  packets_str;
  string  start_addr_str;
  string  read_write_str;
  string  incr_str      ;

  //======================
  // post_randomize()
  //======================
  function void post_randomize();
    uvm_cmdline_processor clp = uvm_cmdline_processor::get_inst();

    // no of packets to run
    if (clp.get_arg_value("+PACKETS=", packets_str)) begin
      packets = packets_str.atoi();
    end
	
    // start address
    if (clp.get_arg_value("+START_ADDR=", start_addr_str)) begin
      start_addr = start_addr_str.atohex();
    end
    
    // select between write and read transactions , 0 for read 1 for write
    if(clp.get_arg_value("+RW=" , read_write_str)) begin
      read_write = read_write_str.atoi();
    end
    
    // used to increment address in apb_vip_sequence based upon the address width
    if(clp.get_arg_value("+INCR=" , incr_str)) begin
      incr = incr_str.atoi();
    end

  endfunction

endclass