116 lines
3.9 KiB
Systemverilog
116 lines
3.9 KiB
Systemverilog
{% extends "lib/tb_base.sv" %}
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{% block seq %}
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{% sv_line_anchor %}
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##1;
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cb.rst <= '0;
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##1;
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//--------------------------------------------------------------------------
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// Test incrthreshold = true; incrthreshold = true;
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//--------------------------------------------------------------------------
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cpuif.assert_read('h0, 'h0);
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fork
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begin
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forever begin
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@cb;
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if(cb.hwif_out.threshold_via_bool.count.value == 0)
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assert(cb.hwif_out.threshold_via_bool.count.decrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_bool.count.decrthreshold == 1'b0);
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if(cb.hwif_out.threshold_via_bool.count.value == 15)
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assert(cb.hwif_out.threshold_via_bool.count.incrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_bool.count.incrthreshold == 1'b0);
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end
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end
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begin
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@cb;
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cb.hwif_in.threshold_via_bool.count.incr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_bool.count.incr <= '0;
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cb.hwif_in.threshold_via_bool.count.decr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_bool.count.decr <= '0;
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@cb;
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@cb;
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end
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join_any
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disable fork;
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//--------------------------------------------------------------------------
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// Test incrthreshold = 10; incrthreshold = 5;
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//--------------------------------------------------------------------------
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cpuif.assert_read('h4, 'h0);
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fork
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begin
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forever begin
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@cb;
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if(cb.hwif_out.threshold_via_const.count.value <= 5)
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assert(cb.hwif_out.threshold_via_const.count.decrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_const.count.decrthreshold == 1'b0);
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if(cb.hwif_out.threshold_via_const.count.value >= 10)
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assert(cb.hwif_out.threshold_via_const.count.incrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_const.count.incrthreshold == 1'b0);
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end
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end
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begin
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@cb;
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cb.hwif_in.threshold_via_const.count.incr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_const.count.incr <= '0;
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cb.hwif_in.threshold_via_const.count.decr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_const.count.decr <= '0;
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@cb;
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@cb;
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end
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join_any
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disable fork;
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//--------------------------------------------------------------------------
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// Test incrthreshold = ref; incrthreshold =ref;
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//--------------------------------------------------------------------------
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cpuif.assert_read('h8, 'h0);
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fork
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begin
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forever begin
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@cb;
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if(cb.hwif_out.threshold_via_ref.count.value <= 4)
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assert(cb.hwif_out.threshold_via_ref.count.decrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_ref.count.decrthreshold == 1'b0);
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if(cb.hwif_out.threshold_via_ref.count.value >= 11)
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assert(cb.hwif_out.threshold_via_ref.count.incrthreshold == 1'b1);
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else
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assert(cb.hwif_out.threshold_via_ref.count.incrthreshold == 1'b0);
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end
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end
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begin
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@cb;
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cb.hwif_in.threshold_via_ref.count.incr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_ref.count.incr <= '0;
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cb.hwif_in.threshold_via_ref.count.decr <= '1;
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repeat(32) @cb;
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cb.hwif_in.threshold_via_ref.count.decr <= '0;
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@cb;
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@cb;
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end
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join_any
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disable fork;
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{% endblock %}
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