ncm_pac.vhd

Go to the documentation of this file.

--**************************************************************
--*                                                            *
--*     The source code for the ATLAS BCM "AAA" FPGA is made   *
--*     available via the GNU General Public License (GPL)     *
--*     unless otherwise stated below.                         *
--*                                                            *
--*     In case of problems/questions/bug reports etc. please  *
--*     contact michael.niegl@cern.ch                          *
--*                                                            *
--**************************************************************

--**************************************************************
--*                                                            *
--*  $Source: /local/reps/bcmfpga/bcm_aaa/bcm_aaa/eth/ncm_pac.vhd,v $                                                  *
--*  $Revision: 2.1.2.3 $                                                *
--*  $Name: dev $                                                    *
--*  $Author: mniegl $                                                  *
--*  $Date: 2008/11/03 17:57:46 $                                                    *


--*                                                            *
--**************************************************************


library ieee;

use ieee.std_logic_1164.all;

package ncm_package is

  -- constants
  constant NCM_BASECLOCK : integer := 100_000_000;  -- 100 MHz
  constant NCM_1MHZ      : integer := 1_000_000;

  constant NCM_MAC       : std_logic_vector(47 downto 0) := X"123456789aff";
  constant NCM_ETH_TYPEH : std_logic_vector(7 downto 0)  := X"5C";
  constant NCM_ETH_TYPE  : std_logic_vector(7 downto 0)  := X"E0";
  constant NCM_SYNC_TYPE : std_logic_vector(7 downto 0)  := X"FF";  -- high byte MUST be the same by design!

  -- components

  component temac_controller is
    port (
      TXVLD_N        : out   std_logic;
      gmii_col       : in    std_logic;
      gmii_crs       : in    std_logic;
      gmii_rx_clk    : in    std_logic;
      gmii_rx_dv     : in    std_logic;
      gmii_rx_er     : in    std_logic;
      gmii_rxd       : in    std_logic_vector (0 to 7);
      mii_tx_clk     : in    std_logic;
      gmii_tx_clk    : out   std_logic;
      gmii_tx_en     : out   std_logic;
      gmii_tx_er     : out   std_logic;
      gmii_txd       : out   std_logic_vector(0 to 7);
      MDC_0          : out   std_logic;
      mdio           : inout std_logic;
      sys_rst        : in    std_logic;
      phy_mii_int    : out   std_logic;
      sys_clk        : in    std_logic;
      dcm1_locked    : out   std_logic;
      -- tx fifo interface
      tx_fifo_data   : in    std_logic_vector (0 to 31);  -- data in 24 - 31
      tx_fifo_wren   : in    std_logic;
      tx_fifo_full   : out   std_logic;
      tx_fifo_lock_n : in    std_logic;
      EMPTY          : out   std_logic;
      -- rx fifo interface
      rx_fifo_rst    : in    std_logic;
      rx_fifo_data   : out   std_logic_vector (0 to 31);  -- data in 24 - 31
      rx_fifo_rden   : in    std_logic;
      clk_100mhz     : in    std_logic
      );
  end component;



  component auto_receiver
    port(
      clk             : in  std_logic;
      en              : in  std_logic;
      rx_fifo_data    : in  std_logic_vector(7 downto 0);
      rx_good_packet  : in  std_logic;
      rx_bad_packet   : in  std_logic;
      rx_valid        : in  std_logic;
      rx_rderr        : in  std_logic;
      busy            : out std_logic;
      rx_fifo_rst     : out std_logic;
      rx_fifo_en      : out std_logic;
      ncm_sync        : out std_logic;
      ncm_rcv_channel : out std_logic_vector(3 downto 0);
      ncm_rcv_en      : out std_logic;
      ncm_rcv_data    : out std_logic_vector(7 downto 0);
      ncm_rcv_reset   : out std_logic;
      ARP_vld         : out std_logic;
      SHA             : out std_logic_vector(47 downto 0);
      SPA             : out std_logic_vector(31 downto 0);
      packet          : out std_logic_vector(19 downto 0);
      data_type       : out std_logic_vector(11 downto 0);
      lastpacketlen   : out std_logic_vector(15 downto 0);
      goodcnt         : out std_logic_vector(31 downto 0);
      nobroadcst      : out std_logic_vector(15 downto 0);
      badcnt          : out std_logic_vector(31 downto 0)
      );
  end component;
  
end ncm_package;


package body _ncm_package is

end ncm_package;

---

Author: M.Niegl

Generated on Tue Nov 4 00:47:05 2008 for BCM-AAA by  1.5.7.1-20081012