54 lines
694 B
Systemverilog
54 lines
694 B
Systemverilog
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class dacreg_driver;
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dacreg_trans tr;
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//interface
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virtual dacreg_if dif;
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virtual spi_if wif;
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function new();
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endfunction
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extern task do_drive();
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extern task make_pkt();
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endclass : dacreg_driver
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task dacreg_driver::do_drive();
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fork
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while(1) begin
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make_pkt();
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end
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join
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endtask
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task dacreg_driver::make_pkt();
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int cnt=0;
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cnt = 0;
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tr = new();
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if(!tr.randomize())
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$fatal(0,"Randomize Failed");
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while(cnt<3000) begin
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@(posedge wif.clk);
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cnt = cnt + 1;
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case(cnt)
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tr.Cal_end: dif.Cal_end <=tr.Cal_end;
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endcase
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end
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endtask : make_pkt
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