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axi_test.sv

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+class axi_base_test extends uvm_test;
+    `uvm_component_utils(axi_base_test)
+    
+    // Components
+    axi_env env;
+    axi_write_seq#(.D_WIDTH(D_WIDTH), .A_WIDTH(A_WIDTH)) wr_seq;
+    axi_read_seq#(.D_WIDTH(D_WIDTH), .A_WIDTH(A_WIDTH)) rd_seq;
+
+    // variables
+    env_config env_cfg;
+    test_config test_cfg;
+
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+        test_cfg = new("test_cfg");
+        test_cfg.no_write_cases = 1;
+        test_cfg.no_read_cases = 1;
+    endfunction //new()
+
+    //  Function: build_phase
+    extern function void build_phase(uvm_phase phase);
+    
+    //  Function: end_of_elaboration_phase
+    extern function void end_of_elaboration_phase(uvm_phase phase);
+    
+    //  Function: run_phase
+    extern task run_phase(uvm_phase phase);
+
+endclass //axi_base_test extends uvm_test
+
+function void axi_base_test::build_phase(uvm_phase phase);
+    test_cfg.burst_type = 1;
+    uvm_config_db#(test_config)::set(null, "uvm_test_top.seq", "config", test_cfg);
+    
+    wr_seq = new("wr_seq");
+    rd_seq = new("rd_seq");
+    env = axi_env::type_id::create("env", this);
+endfunction: build_phase
+
+function void axi_base_test::end_of_elaboration_phase(uvm_phase phase);
+    super.end_of_elaboration_phase(phase);
+    uvm_top.print_topology();
+endfunction: end_of_elaboration_phase
+
+task axi_base_test::run_phase(uvm_phase phase);
+    phase.raise_objection(this);
+    fork
+        wr_seq.start(env.master.w_seqr);
+      #200
+           rd_seq.start(env.master.r_seqr);
+     //  end
+    join
+    phase.drop_objection(this);
+endtask: run_phase
+
+
+// ****************************************************************************************
+//                                  Directed Test Cases
+// ****************************************************************************************
+class axi_write_test extends axi_base_test;
+    `uvm_component_utils(axi_write_test)
+    
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+    endfunction //new()
+
+    function void build_phase(uvm_phase phase);
+        super.build_phase(phase);  
+    endfunction: build_phase
+
+    function void end_of_elaboration_phase(uvm_phase phase);
+        super.end_of_elaboration_phase(phase);
+    endfunction: end_of_elaboration_phase
+    
+    task run_phase(uvm_phase phase);
+        phase.raise_objection(this);
+        wr_seq.start(env.master.w_seqr);
+        phase.drop_objection(this);
+    endtask: run_phase
+endclass //write_test extends axi_base_test
+
+class axi_read_test extends axi_base_test;
+    `uvm_component_utils(axi_read_test)
+    
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+    endfunction //new()
+
+    function void build_phase(uvm_phase phase);
+        super.build_phase(phase);  
+    endfunction: build_phase
+
+    function void end_of_elaboration_phase(uvm_phase phase);
+        super.end_of_elaboration_phase(phase);
+    endfunction: end_of_elaboration_phase
+    
+    task run_phase(uvm_phase phase);
+        phase.raise_objection(this);
+        wr_seq.start(env.master.w_seqr);
+      //  rd_seq.start(env.master.r_seqr);
+        phase.drop_objection(this);
+    endtask: run_phase
+endclass //write_test extends axi_base_test
+
+class axi_fixed_test extends axi_base_test;
+    `uvm_component_utils(axi_fixed_test)
+    
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+    endfunction //new()
+
+    function void build_phase(uvm_phase phase);
+        test_cfg.burst_type = 0;
+        uvm_config_db#(test_config)::set(null, "uvm_test_top.seq", "config", test_cfg);
+        
+        wr_seq = new("wr_seq");
+        rd_seq = new("rd_seq");
+        env = axi_env::type_id::create("env", this);
+    endfunction: build_phase
+
+    task run_phase(uvm_phase phase);
+        super.run_phase(phase);
+    endtask: run_phase
+endclass //axi_fixed_test extends axi_base_test
+
+class axi_incr_test extends axi_base_test;
+    `uvm_component_utils(axi_incr_test)
+    
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+    endfunction //new()
+
+    function void build_phase(uvm_phase phase);
+        test_cfg.burst_type = 2;
+        uvm_config_db#(test_config)::set(null, "uvm_test_top.seq", "config", test_cfg);
+        
+        wr_seq = new("wr_seq");
+        rd_seq = new("rd_seq");
+        env = axi_env::type_id::create("env", this);
+    endfunction: build_phase
+
+    task run_phase(uvm_phase phase);
+        super.run_phase(phase);
+    endtask: run_phase
+endclass //axi_fixed_test extends axi_base_test
+
+class axi_wrap_test extends axi_base_test;
+    `uvm_component_utils(axi_wrap_test)
+    
+    function new(string name, uvm_component parent);
+        super.new(name, parent);
+    endfunction //new()
+
+    function void build_phase(uvm_phase phase);
+        test_cfg.burst_type = 2;
+        uvm_config_db#(test_config)::set(null, "uvm_test_top.seq", "config", test_cfg);
+        
+        wr_seq = new("wr_seq");
+        rd_seq = new("rd_seq");
+        env = axi_env::type_id::create("env", this);
+    endfunction: build_phase
+
+    task run_phase(uvm_phase phase);
+        super.run_phase(phase);
+    endtask: run_phase
+endclass //axi_fixed_test extends axi_base_test