anchor.diff:      Clock defaultClock <- exposeCurrentClock();
       Reset defaultReset <- exposeCurrentReset();
       // 1920 * 1080
  -    Reg#(Bit#(12)) dePixelEnd <- mkSyncReg(0, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(12)) dePixelWidth <- mkSyncReg(3, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(12)) dePixelPorch <- mkSyncReg(192, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(12)) dePixelVisible <- mkSyncReg(1920 + 192, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(12)) dePixelEnd <- mkSyncReg(1920 + 192 + 44 + 44-1, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(12)) dePixelWidth <- mkSyncReg(44 + 44 - 1 + 44, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(12)) dePixelPorch <- mkSyncReg(44 + 44 - 1, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(12)) dePixelVisible <- mkSyncReg(44 + 44 - 1 + 192, axi_clock, axi_reset, defaultClock);
       Reg#(Bit#(12)) pixelMidpoint <- mkSyncReg((1920/2) + 192, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(11)) deLineEnd <- mkSyncReg(0, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(11)) deLineWidth <- mkSyncReg(3, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(11)) deLinePorch <- mkSyncReg(41, axi_clock, axi_reset, defaultClock);
  -    Reg#(Bit#(11)) deLineVisible <- mkSyncReg(1080+41, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(11)) deLineEnd <- mkSyncReg(1080 + 45-1, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(11)) deLineWidth <- mkSyncReg(3 + 5, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(11)) deLinePorch <- mkSyncReg(3, axi_clock, axi_reset, defaultClock);
  +    Reg#(Bit#(11)) deLineVisible <- mkSyncReg(3 + 41, axi_clock, axi_reset, defaultClock);
       Reg#(Bit#(11)) lineMidpoint <- mkSyncReg((1080/2) + 41, axi_clock, axi_reset, defaultClock);
       Vector#(4, Reg#(Bit#(24))) patternRegs <- replicateM(mkSyncReg(24'h00FFFFFF, axi_clock, axi_reset, defaultClock));
       Reg#(Bit#(1)) shadowTestPatternEnabled <- mkSyncReg(1, axi_clock, axi_reset, defaultClock);
  
positive.code:     Reg#(Bool) lineVisible <- mkReg(False);
      Reg#(Bit#(1)) vsync <- mkReg(0);
      Reg#(Bit#(1)) hsync <- mkReg(0);
  
      Reg#(VideoData#(Rgb888)) rgb888StageReg <- mkReg(unpack(0));
      Reg#(Bool) evenOddPixelReg <- mkReg(False);
  
negative.code:         else begin
             if (lineCount == deLinePorch) begin
                vsync <= 1;
                if (pixelCount == 0 && testPatternEnabled == 0) begin
                    vsyncCounter <= vsyncCounter+1;
                    startDMA.send();
                end
             end
             else if (lineCount == deLineWidth)
                vsync <= 0;
  