Subversion Repositories wisbone_2_ahb

//******************************************************************************************************
// Copyright (c) 2007 TooMuch Semiconductor Solutions Pvt Ltd.


//File name             :       wb_ahb_env.svh
//Designer              :       Ravi S Gupta
//Date                  :       4 Sept, 2007
//Description           :       Environment for WISHBONE_AHB Bridge
//Revision              :       1.0

//******************************************************************************************************

// env class
import avm_pkg::*;
import wb_ahb_pkg::*;
import global::*;

class wb_ahb_env extends avm_env;

virtual wb_ahb_if pin_if;// interface

// operational components
wb_ahb_stim_gen    stim_gen;
wb_ahb_driver      driver;
wb_ahb_responder   responder;

// analysis components
wb_ahb_monitor     monitor;
wb_ahb_coverage    coverage;
wb_ahb_scoreboard  scoreboard;

tlm_fifo #(wb_req_pkt) fifo;

avm_analysis_port#(monitor_pkt) e_ap;
        
        function new (virtual wb_ahb_if pin);
                stim_gen   =new("stim_gen",this);
                driver     =new("driver",this);
                responder  =new("responder",this);
                monitor    =new("monitor",this);
                coverage   =new("coverage", this);
                scoreboard =new("scoreboard", this);
                fifo       =new("fifo",this);
                e_ap       =new("e_ap",this);
                pin_if        =pin;
                monitor.ap_sb =e_ap;

        endfunction
        
        function void connect();
                stim_gen.initiator_port.connect(fifo.blocking_put_export);
                driver.request_port.connect(fifo.nonblocking_get_export);
                monitor.ap_sb.register(scoreboard.ap_if);       
                monitor.ap_sb.register(coverage.ap_if); 
        endfunction

        function void import_connections();
                driver.pin_if    = pin_if;
                responder.pin_if = pin_if;
                monitor.pin_if   = pin_if;
        endfunction     
        
        task run;
                fork
                        stim_gen.stimulus();
                        responder.wait_state_by_slave();
                        #700;
                join
        endtask
        
endclass