Subversion Repositories socgen

initial

 begin

 $display("              ");

 $display("          ===================================================");

 $display("%8d  Test Start",$realtime );

 $display("          ===================================================");

 $display("              ");

 fork

 begin

 test.cg.next(12);

 test.cg.next(1000);

// test host to device

 test.ps2_host.send_byte   (8'h00);

 test.cg.next(10);

 test.ps2_host.send_byte   (8'h81);

 test.cg.next(10);

 test.ps2_host.send_byte   (8'h74);

 test.cg.next(10);

 test.ps2_host.send_byte   (8'hf7);

 test.cg.next(10);

 // test host to device no ack

 test.ps2_model.device_ack            = 1'b0;

 test.ps2_host.exp_tx_ack_err          = 1'b1;

 test.ps2_host.send_byte   (8'hff);

 test.cg.next(10);

 // test host to device with ack

 test.ps2_model.device_ack            = 1'b1;

 test.ps2_host.exp_tx_ack_err          = 1'b0;

 test.ps2_host.send_byte   (8'haa);

 test.cg.next(1000);

 // test device to host

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'h00);

 test.cg.next(100);

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'h81);

 test.cg.next(100);

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'h7e);

 test.cg.next(100);

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'hff);

 test.cg.next(100);

 //  parity error

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'haa);

 test.cg.next(100);

 //  framing error

 test.ps2_host.clear_rx_host;

 test.ps2_host.rcv_byte(8'h55);

 test.cg.next(100);

 end

  begin

  test.cg.next(12);

  test.ps2_model.rcv_byte(8'h00,1'b1);

  test.ps2_model.rcv_byte(8'h81,1'b1);

  test.ps2_model.rcv_byte(8'h74,1'b1);

  test.ps2_model.rcv_byte(8'hf7,1'b0);

  test.ps2_model.rcv_byte(8'hff,1'b1);

  test.ps2_model.rcv_byte(8'haa,1'b1);

  test.cg.next(10000);

  test.ps2_model.device_tx_parity = 1'b0;

  test.ps2_model.send_byte(8'h00);

  test.cg.next(100);

  test.ps2_model.send_byte(8'h81);

  test.cg.next(100);

  test.ps2_model.send_byte(8'h7e);

  test.cg.next(100);

  test.ps2_model.send_byte(8'hff);

  test.cg.next(100);

  test.ps2_model.device_tx_parity = 1'b1;

  test.ps2_model.send_byte(8'haa);

  test.cg.next(100);

  test.ps2_model.device_tx_parity = 1'b0;

  test.ps2_model.device_stop    = 1'b0;

  test.ps2_model.send_byte(8'h55);

  end

  join

 test.cg.exit;

end