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