Subversion Repositories openhmc

/*
 *                              .--------------. .----------------. .------------.
 *                             | .------------. | .--------------. | .----------. |
 *                             | | ____  ____ | | | ____    ____ | | |   ______ | |
 *                             | ||_   ||   _|| | ||_   \  /   _|| | | .' ___  || |
 *       ___  _ __   ___ _ __  | |  | |__| |  | | |  |   \/   |  | | |/ .'   \_|| |
 *      / _ \| '_ \ / _ \ '_ \ | |  |  __  |  | | |  | |\  /| |  | | || |       | |
 *       (_) | |_) |  __/ | | || | _| |  | |_ | | | _| |_\/_| |_ | | |\ `.___.'\| |
 *      \___/| .__/ \___|_| |_|| ||____||____|| | ||_____||_____|| | | `._____.'| |
 *           | |               | |            | | |              | | |          | |
 *           |_|               | '------------' | '--------------' | '----------' |
 *                              '--------------' '----------------' '------------'
 *
 *  openHMC - An Open Source Hybrid Memory Cube Controller
 *  (C) Copyright 2014 Computer Architecture Group - University of Heidelberg
 *  www.ziti.uni-heidelberg.de
 *  B6, 26
 *  68159 Mannheim
 *  Germany
 *
 *  Contact: openhmc@ziti.uni-heidelberg.de
 *  http://ra.ziti.uni-heidelberg.de/openhmc
 *
 *   This source file is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This source file is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with this source file.  If not, see <http://www.gnu.org/licenses/>.
 *
 *
 */

`ifndef AXI4_STREAM_ENV_SV
`define AXI4_STREAM_ENV_SV

class axi4_stream_env #(parameter DATA_BYTES = 16, parameter TUSER_WIDTH = 16) extends uvm_env;

        virtual interface axi4_stream_if #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)) vif;
        
        axi4_stream_master_agent        #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))   master;
        axi4_stream_slave_agent         #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))   slave;

        axi4_stream_monitor             #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))   monitor;

        axi4_stream_config axi4_stream_cfg;


        
        `uvm_component_param_utils_begin(axi4_stream_env #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)))
                `uvm_field_object(axi4_stream_cfg, UVM_DEFAULT)
                `uvm_field_object(master, UVM_DEFAULT)
                `uvm_field_object(slave, UVM_DEFAULT)
                `uvm_field_object(monitor, UVM_DEFAULT)
        `uvm_component_utils_end
        
        function new(string name="axi4_stream_env", uvm_component parent);
                super.new(name,parent);
        endfunction : new

        function void build_phase(uvm_phase phase);
                super.build_phase(phase);
                
                //-- configure interfaces
                if(uvm_config_db#(virtual interface axi4_stream_if #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)))::get(this, "", "vif",vif) ) begin
                        uvm_config_db#(virtual interface axi4_stream_if #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)))::set(this, "monitor","vif",vif);
                        uvm_config_db#(virtual interface axi4_stream_if #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)))::set(this, "master" ,"vif",vif);
                        uvm_config_db#(virtual interface axi4_stream_if #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH)))::set(this, "slave"  ,"vif",vif); 
                end else begin
                        `uvm_fatal(get_type_name(),"vif is not set")    
                end
                
                

       if (     uvm_config_db#(axi4_stream_config)::get(this, ""                , "axi4_stream_cfg", axi4_stream_cfg)) begin
                        uvm_config_db#(axi4_stream_config)::set(this, "master"  , "axi4_stream_cfg", axi4_stream_cfg);                  //distributing axi4_stream_cfg to master agent
                        uvm_config_db#(axi4_stream_config)::set(this, "slave"   , "axi4_stream_cfg", axi4_stream_cfg);                  //distributing axi4_stream_cfg to slave agent
                end else begin
            uvm_report_fatal(get_type_name(), $psprintf("axi4_stream_cfg not set via config_db"));
        end
        
       //-- create
                monitor         = axi4_stream_monitor           #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))::type_id::create("monitor", this);
                master          = axi4_stream_master_agent      #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))::type_id::create("master",  this);
                slave           = axi4_stream_slave_agent       #(.DATA_BYTES(DATA_BYTES), .TUSER_WIDTH(TUSER_WIDTH))::type_id::create("slave",   this);
        endfunction : build_phase
        
        function void connect_phase(uvm_phase phase);
                super.connect_phase(phase);
                
        endfunction : connect_phase
        
endclass : axi4_stream_env

`endif // AXI4_STREAM_ENV_SV