CLASS vga_controller
{
  ASSOCIATED_FILES 
  {
    Add_Program     = "default";
    Edit_Program    = "default";
    Generator_Program = "vga_controller.pl";
  }
  MODULE_DEFAULTS 
  {
    class = "vga_controller";
    class_version = "1.0";
    SYSTEM_BUILDER_INFO 
    {
      Top_Level_Ports_Are_Enumerated = "1";
      Instantiate_In_System_Module = "1";
      Is_Enabled = "1";
      Date_Modified = "--unknown--";
    }
    WIZARD_SCRIPT_ARGUMENTS 
    {
      reset_value = "0x0";
      color_depth = "16";
      dma_bursting = "0";
      fifo_depth = "4096";
      screen_resolution = "640x480";
      screen_width = "640";
      screen_height = "480";
      sync_polarity = "0";
      frame_buffers = "1";
    }
    PORT_WIRING 
    {
      PORT R
      {
        width = "8";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      PORT G
      {
        width = "8";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      PORT B
      {
        width = "8";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
     
      PORT blank_n
      {
        width = "1";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      PORT hsync
      {
        width = "1";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      PORT sync_n
      {
        width = "1";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      
      PORT vsync
      {
        width = "1";
        direction = "output";
        Is_Enabled = "1";
        type = "export";
      }
      PORT vga_clk
      {
        width = "1";
        direction = "input";
        Is_Enabled = "1";
        type = "export";
      }
      PORT irq
      {
        width = "1";
        direction = "output";
        Is_Enabled = "1";
        type = "irq";
      }
    }
    SLAVE s1
    {
      SYSTEM_BUILDER_INFO 
      {
        Bus_Type = "avalon";
        Address_Width = "2";
        Address_Alignment = "native";
        Data_Width = "32";
        Has_Base_Address = "1";
        Has_IRQ = "0";
        Setup_Time = "0cycles";
        Hold_Time = "0cycles";
        Read_Wait_States = "1cycles";
        Write_Wait_States = "0cycles";
        Read_Latency = "0";
        Maximum_Pending_Read_Transactions = "0";
        Is_Printable_Device = "0";
        Is_Memory_Device = "0";
        Is_Readable = "1";
        Is_Writable = "1";
        Minimum_Uninterrupted_Run_Length = "1";
      }
      PORT_WIRING 
      {
        PORT slave_address
        {
          width = "2";
          direction = "input";
          type = "address";
        }
        PORT clk
        {
          width = "1";
          direction = "input";
          type = "clk";
        }
        PORT reset_n
        {
          width = "1";
          direction = "input";
          type = "reset_n";
        }
        PORT slave_write
        {
          width = "1";
          direction = "input";
          type = "write";
        }
        PORT slave_writedata
        {
          width = "32";
          direction = "input";
          type = "writedata";
        }
        PORT slave_readdata
        {
          width = "32";
          direction = "output";
          type = "readdata";
        }

        PORT slave_chipselect
        {
          width = "1";
          direction = "input";
          type = "chipselect";
        }
      }
    }
    MASTER m1
    {
      SYSTEM_BUILDER_INFO 
      {
        Bus_Type = "avalon";
        Max_Address_Width = "32";
        Data_Width = "32";
        Do_Stream_Reads   = "1";
        Is_Readable       = "1";
        Is_Writable       = "0";
        Maximum_Burst_Size   = "1";
      }
      PORT_WIRING 
      {
        PORT master_address
        {
          width = "32";
          direction = "output";
          type = "address";
        }
        PORT clk
        {
          width = "1";
          direction = "input";
          type = "clk";
        }
        PORT reset_n
        {
          width = "1";
          direction = "input";
          type = "reset_n";
        }
        PORT master_write
        {
          width = "1";
          direction = "output";
          type = "write";
        }
        PORT master_read
        {
          width = "1";
          direction = "output";
          type = "read";
        }
        PORT master_readdata
        {
          width = "32";
          direction = "input";
          type = "readdata";
        }
        PORT master_waitrequest
        {
          width = "1";
          direction = "input";
          type = "waitrequest";
        }
        PORT master_data_valid
        {
          width = "1";
          direction = "input";
          type = "readdatavalid";
        }

      }
    }
		SIMULATION
    {  
      DISPLAY 
      {
         SIGNAL x101
         {
            name = "streaming_master_0";
            format = "Divider";
         }
         SIGNAL x103
         {
            name = "slave_chipselect";
         }
         SIGNAL x104
         {
            name = "slave_write";
         }
         SIGNAL x105
         {
            name = "slave_writedata";
            radix = "hexadecimal";
         }
         SIGNAL x107
         {
            name = "slave_address";
            radix = "hexadecimal";
         }
         SIGNAL x109
         {
            name = "slave_readdata";
            radix = "hexadecimal";
         }
         SIGNAL x119
         {
            name = "clk";
         }
         SIGNAL x121
         {
            name = "master_waitrequest";
         }
         SIGNAL x122
         {
            name = "master_readdata";
            radix = "hexadecimal";
         }
         SIGNAL x124
         {
            name = "master_address";
            radix = "hexadecimal";
         }
         SIGNAL x125
         {
            name = "master_read";
         }
      }
    }
  }
  USER_INTERFACE 
  {
    USER_LABELS 
    {
      name = "VGA Controller";
      description="VGA Controller that uses a DMA to display video data from a frame buffer";
      technology = "Display";
    }
    WIZARD_UI default
    {
      title="{{ $MOD }}";
      CONTEXT 
      {
      	WSA = "WIZARD_SCRIPT_ARGUMENTS";
        SBI_slave = "SLAVE s1/SYSTEM_BUILDER_INFO";
        SBI_master = "MASTER m1/SYSTEM_BUILDER_INFO";
      }
      PAGES main
      {
        select=1;
        PAGE 1
        {
          title = "Parameters";
          GROUP interactive
          {
             enable = 1;
             title = "Color Depth";
             align = "left";
             RADIO 16
             {
                id = "16b_color";
                title = "16-bit Color";
                tooltip = "This setting configures the VGA controller to use 16-bit color";
                DATA
                {
                   $WSA/color_depth = "16";
                }
             }
             RADIO 24
             {
                id = "24b_color";
                title = "24-bit Color (packed)";
                tooltip = "This setting configures the VGA controller to use 24-bit color";
                DATA 
                {
                   $WSA/color_depth = "24";
                }
             }
          }
          GROUP interactive
          {
             enable = 1;
             title = "DMA Transaction Types";
             align = "left";
             RADIO pipelined_reads
             {
                id = "pipelined";
                title = "Use Pipelined Reads";
                tooltip = "This setting causes the DMA to use pipelined reads from the frame buffer";
                DATA
                {
                   $WSA/dma_bursting = "0";
                }
             }
             RADIO burst_reads
             {
                id = "burst";
                title = "Use Bursting Reads (not currently supported)";
                tooltip = "This setting causes the DMA to use burst reads from the frame buffer";
                DATA 
                {
                   $WSA/dma_bursting = "1";
                }
             }
          }
          GROUP
          {
            title = "FIFO Depth";
            tooltip = "This setting controls how deep to make DMA FIFO. 128 words will consume 1 M4K memory block";
            spacing = "5";
            align = "left";
            COMBO depth
            {
              title = "FIFO Depth (32-bit words): ";
              id = "fifo_depth";
              values="128,256,512,1024,2048,4096,8192,16384,32768,65536";
              editable = "1";
              DATA 
              {
                $WSA/fifo_depth = "$";
              }
            }
          }
          GROUP interactive
          {
             title = "Resolution (pixels): ";
             tooltip = "This setting controls the screen resolution of the VGA output";
             align = "left";
             
             RADIO res_640x480
             {
                id="r640x480";
                title="640x480 (25MHz VGA clock)";
                tooltip = "Sets resolution to 640x480 pixels";
                DATA 
                {
                	$WSA/screen_resolution = "640x480";
                	$WSA/screen_width = "640";
                	$WSA/screen_height = "480";
                	$WSA/sync_polarity = "0";
                }
             }
             RADIO res_800x600
             {
                id="r800x600";
                title="800x600 (40MHz VGA clock)";
                tooltip = "Sets resolution to 800x600 pixels";
                DATA 
                {
                	$WSA/screen_resolution = "800x600";
                	$WSA/screen_width = "800";
                	$WSA/screen_height = "600";
                	$WSA/sync_polarity = "1";
                }
             }
             RADIO res_1024x768
             {
                id="r1024x768";
                title="1024x768 (65MHz VGA clock)";
                tooltip = "Sets resolution to 1024x768 pixels";
                DATA 
                {
                	$WSA/screen_resolution = "1024x768";
                	$WSA/screen_width = "1024";
                	$WSA/screen_height = "768";
                	$WSA/sync_polarity = "0";
                }
             }
          }
          GROUP interactive
          {
             title = "Frame Buffer: ";
             tooltip = "This setting controls whether or not the driver supports double frame buffering";
             align = "left";
             
             RADIO single_buffered
             {
                id="single_buffered";
                title="Single Frame Buffer";
                tooltip = "Driver writes to same buffer as is being displayed";
                DATA 
                {
                	$WSA/frame_buffers = "1";
                }
             }
             RADIO double_buffered
             {
                id="double_buffered";
                title="Double Frame Buffer";
                tooltip = "Driver writes to different buffer than is being displayed, then they are flipped";
                DATA 
                {
                	$WSA/frame_buffers = "2";
                }
             }
          }
        }
      }
    }
  }
}
double_frame_buffer