anchor.diff:      interface AxiethbviUserclk     userclk;
   endinterface
   import "BVI" axi_ethernet_0 =
  -module mkAxiEthBvi(AxiEthBvi);
  +module mkAxiEthBvi#(Clock s_axi_clk, Reset s_axi_reset)(AxiEthBvi);
       default_clock clk();
       default_reset rst();
  +    input_clock (s_axi_lite_clk) = s_axi_clk;
  +    input_reset (s_axi_lite_resetn) = s_axi_reset;
       interface AxiethbviAxi     axi;
           method rxd_arstn(axi_rxd_arstn) enable((*inhigh*) EN_axi_rxd_arstn);
           method rxs_arstn(axi_rxs_arstn) enable((*inhigh*) EN_axi_rxs_arstn);
  
positive.code:         method rxuserclk_out out();
      endinterface
      interface AxiethbviS_axi     s_axi;
          method araddr(s_axi_araddr) enable((*inhigh*) EN_s_axi_araddr);
          method s_axi_arready arready();
          method arvalid(s_axi_arvalid) enable((*inhigh*) EN_s_axi_arvalid);
          method awaddr(s_axi_awaddr) enable((*inhigh*) EN_s_axi_awaddr);
          method s_axi_awready awready();
          method awvalid(s_axi_awvalid) enable((*inhigh*) EN_s_axi_awvalid);
          method bready(s_axi_bready) enable((*inhigh*) EN_s_axi_bready);
          method s_axi_bresp bresp();
          method s_axi_bvalid bvalid();
          method s_axi_rdata rdata();
          method rready(s_axi_rready) enable((*inhigh*) EN_s_axi_rready);
          method s_axi_rresp rresp();
          method s_axi_rvalid rvalid();
          method wdata(s_axi_wdata) enable((*inhigh*) EN_s_axi_wdata);
          method s_axi_wready wready();
          method wstrb(s_axi_wstrb) enable((*inhigh*) EN_s_axi_wstrb);
          method wvalid(s_axi_wvalid) enable((*inhigh*) EN_s_axi_wvalid);
      endinterface
      interface AxiethbviS_axi_lite     s_axi_lite;
          method clk(s_axi_lite_clk) enable((*inhigh*) EN_s_axi_lite_clk);
          method resetn(s_axi_lite_resetn) enable((*inhigh*) EN_s_axi_lite_resetn);
      endinterface
      interface AxiStreamSlave     s_axis_txc;
          method tdata(s_axis_txc_tdata) enable((*inhigh*) EN_s_axis_txc_tdata);
  
negative.code:     interface AxiethbviRxuserclk     rxuserclk2;
      interface AxiethbviRxuserclk     rxuserclk;
      interface AxiethbviS_axi     s_axi;
      interface AxiStreamSlave#(32)     s_axis_txc;
      interface AxiStreamSlave#(32)     s_axis_txd;
      interface AxiethbviSgmii     sgmii;
  