Subversion Repositories avalon-wishbone-bridge

//------------------------------------------------------------

//   Copyright 2010 Mentor Graphics Corporation

//   All Rights Reserved Worldwide

//

//   Licensed under the Apache License, Version 2.0 (the

//   "License"); you may not use this file except in

//   compliance with the License.  You may obtain a copy of

//   the License at

//

//       http://www.apache.org/licenses/LICENSE-2.0

//

//   Unless required by applicable law or agreed to in

//   writing, software distributed under the License is

//   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR

//   CONDITIONS OF ANY KIND, either express or implied.  See

//   the License for the specific language governing

//   permissions and limitations under the License.

//------------------------------------------------------------

//

// Class Description:

//

//

class wb_slave_agent_config extends uvm_object;

localparam string s_my_config_id = "wb_slave_agent_config";

localparam string s_no_config_id = "no config";

localparam string s_my_config_type_error_id = "config type error";

// UVM Factory Registration Macro

//

`uvm_object_utils(wb_slave_agent_config)

// Virtual Interface

virtual wb_if#(32, 64, 2) WB;

//------------------------------------------

// Data Members

//------------------------------------------

// Is the agent active or passive

uvm_active_passive_enum active = UVM_ACTIVE;

logic[31:0] start_address[15:0];

logic[31:0] range[15:0];

int wb_index = 0;

//------------------------------------------

// Methods

//------------------------------------------

extern static function wb_slave_agent_config get_config( uvm_component c );

// Standard UVM Methods:

extern function new(string name = "wb_slave_agent_config");

endclass: wb_slave_agent_config

function wb_slave_agent_config::new(string name = "wb_slave_agent_config");

  super.new(name);

endfunction

//

// Function: get_config

//

// This method gets the my_config associated with component c. We check for

// the two kinds of error which may occur with this kind of

// operation.

//

function wb_slave_agent_config wb_slave_agent_config::get_config( uvm_component c );

  uvm_object o;

  wb_slave_agent_config t;

  if( !c.get_config_object( s_my_config_id , o , 0 ) ) begin

    c.uvm_report_error( s_no_config_id ,

                        $sformatf("no config associated with %s" ,

                                  s_my_config_id ) ,

                        UVM_NONE , `uvm_file , `uvm_line  );

    return null;

  end

  if( !$cast( t , o ) ) begin

    c.uvm_report_error( s_my_config_type_error_id ,

                        $sformatf("config %s associated with config %s is not of type my_config" ,

                                   o.sprint() , s_my_config_id ) ,

                        UVM_NONE , `uvm_file , `uvm_line );

  end

  return t;

endfunction