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// Test class instantiates the environment and starts it.
class base_test extends uvm_test;
`uvm_component_utils(base_test)
function new(string name = "base_test", uvm_component parent=null);
super.new(name, parent);
endfunction
env e0;
bit[`LENGTH-1:0] pattern = 4'b1011;
gen_item_seq seq;
virtual des_if vif;
virtual function void build_phase(uvm_phase phase);
super.build_phase(phase);
// Create the environment
e0 = env::type_id::create("e0", this);
// Get virtual IF handle from top level and pass it to everything
// in env level
if (!uvm_config_db#(virtual des_if)::get(this, "", "des_vif", vif))
`uvm_fatal("TEST", "Did not get vif")
uvm_config_db#(virtual des_if)::set(this, "e0.a0.*", "des_vif", vif);
// Setup pattern queue and place into config db
uvm_config_db#(bit[`LENGTH-1:0])::set(this, "*", "ref_pattern", pattern);
// Create sequence and randomize it
seq = gen_item_seq::type_id::create("seq");
seq.randomize();
endfunction
virtual task run_phase(uvm_phase phase);
phase.raise_objection(this);
apply_reset();
seq.start(e0.a0.s0);
#200;
phase.drop_objection(this);
endtask
virtual task apply_reset();
vif.rstn <= 0;
vif.in <= 0;
repeat(5) @ (posedge vif.clk);
vif.rstn <= 1;
repeat(10) @ (posedge vif.clk);
endtask
endclass
class test_1011 extends base_test;
`uvm_component_utils(test_1011)
function new(string name="test_1011", uvm_component parent=null);
super.new(name, parent);
endfunction
virtual function void build_phase(uvm_phase phase);
pattern = 4'b1011;
super.build_phase(phase);
seq.randomize() with { num inside {[300:500]}; };
endfunction
endclass
// The int
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