Subversion Repositories ddr2_sdram

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--   ____  ____

--  /   /\/   /

-- /___/  \  /   Vendor             : Xilinx

-- \   \   \/    Version            : 3.6.1

--  \   \        Application        : MIG

--  /   /        Filename           : %module_name.vhd

-- /___/   /\    Date Last Modified : $Date: 2010/11/26 18:25:42 $

-- \   \  /  \   Date Created       : Mon May 2 2005

--  \___\/\___\

-- Device      : Spartan-3/3A/3A-DSP

-- Design Name : DDR2 SDRAM

-- Purpose     : This module has the instantiations infrastructure_top and

--               main modules.

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

library ieee;

library UNISIM;

use ieee.std_logic_1164.all;

use UNISIM.VCOMPONENTS.all;

entity DDR2_Ram_Core is

  port (

      cntrl0_ddr2_dq                : inout std_logic_vector(15 downto 0);

      cntrl0_ddr2_a                 : out   std_logic_vector(12 downto 0);

      cntrl0_ddr2_ba                : out   std_logic_vector(1 downto 0);

      cntrl0_ddr2_cke               : out   std_logic;

      cntrl0_ddr2_cs_n              : out   std_logic;

      cntrl0_ddr2_ras_n             : out   std_logic;

      cntrl0_ddr2_cas_n             : out   std_logic;

      cntrl0_ddr2_we_n              : out   std_logic;

      cntrl0_ddr2_odt               : out   std_logic;

      cntrl0_ddr2_dm                : out   std_logic_vector(1 downto 0);

      cntrl0_rst_dqs_div_in         : in    std_logic;

      cntrl0_rst_dqs_div_out        : out   std_logic;

      sys_clk_in                    : in    std_logic;

      reset_in_n                    : in    std_logic;

      cntrl0_burst_done             : in    std_logic;

      cntrl0_init_done              : out   std_logic;

      cntrl0_ar_done                : out   std_logic;

      cntrl0_user_data_valid        : out   std_logic;

      cntrl0_auto_ref_req           : out   std_logic;

      cntrl0_user_cmd_ack           : out   std_logic;

      cntrl0_user_command_register  : in    std_logic_vector(2 downto 0);

      cntrl0_clk_tb                 : out   std_logic;

      cntrl0_clk90_tb               : out   std_logic;

      cntrl0_sys_rst_tb             : out   std_logic;

      cntrl0_sys_rst90_tb           : out   std_logic;

      cntrl0_sys_rst180_tb          : out   std_logic;

      cntrl0_user_output_data       : out   std_logic_vector(31 downto 0);

      cntrl0_user_input_data        : in    std_logic_vector(31 downto 0);

      cntrl0_user_data_mask         : in    std_logic_vector(3 downto 0);

      cntrl0_user_input_address     : in    std_logic_vector(24 downto 0);

      cntrl0_ddr2_dqs               : inout std_logic_vector(1 downto 0);

      cntrl0_ddr2_dqs_n             : inout std_logic_vector(1 downto 0);

      cntrl0_ddr2_ck                : out   std_logic_vector(0 downto 0);

      cntrl0_ddr2_ck_n              : out   std_logic_vector(0 downto 0)

    );

end DDR2_Ram_Core;

architecture arc_mem_interface_top of DDR2_Ram_Core is

  ATTRIBUTE X_CORE_INFO          : STRING;

  ATTRIBUTE CORE_GENERATION_INFO : STRING;

  ATTRIBUTE X_CORE_INFO of arc_mem_interface_top : ARCHITECTURE  IS "mig_v3_61_ddr2_sp3, Coregen 12.4";

  ATTRIBUTE CORE_GENERATION_INFO of arc_mem_interface_top  : ARCHITECTURE IS "ddr2_sp3,mig_v3_61,{component_name=ddr2_sp3, data_width=16, memory_width=8, clk_width=1, bank_address=2, row_address=13, column_address=10, no_of_cs=1, cke_width=1, registered=0, data_mask=1, mask_enable=1, load_mode_register=0010100110010, ext_load_mode_register=0000000000000, language=VHDL, synthesis_tool=ISE, interface_type=DDR2_SDRAM, no_of_controllers=1}";

  component DDR2_Ram_Core_top_0

    port(

      ddr2_dq               : inout std_logic_vector(15 downto 0);

      ddr2_a                : out   std_logic_vector(12 downto 0);

      ddr2_ba               : out   std_logic_vector(1 downto 0);

      ddr2_cke              : out   std_logic;

      ddr2_cs_n             : out   std_logic;

      ddr2_ras_n            : out   std_logic;

      ddr2_cas_n            : out   std_logic;

      ddr2_we_n             : out   std_logic;

      ddr2_odt              : out   std_logic;

      ddr2_dm               : out   std_logic_vector(1 downto 0);

      rst_dqs_div_in        : in    std_logic;

      rst_dqs_div_out       : out   std_logic;

      burst_done            : in    std_logic;

      init_done             : out   std_logic;

      ar_done               : out   std_logic;

      user_data_valid       : out   std_logic;

      auto_ref_req          : out   std_logic;

      user_cmd_ack          : out   std_logic;

      user_command_register : in    std_logic_vector(2 downto 0);

      clk_tb                : out   std_logic;

      clk90_tb              : out   std_logic;

      sys_rst_tb            : out   std_logic;

      sys_rst90_tb          : out   std_logic;

      sys_rst180_tb         : out   std_logic;

      user_output_data      : out   std_logic_vector(31 downto 0);

      user_input_data       : in    std_logic_vector(31 downto 0);

      user_data_mask        : in    std_logic_vector(3 downto 0);

      user_input_address    : in    std_logic_vector(24 downto 0);

      ddr2_dqs              : inout std_logic_vector(1 downto 0);

      ddr2_dqs_n            : inout std_logic_vector(1 downto 0);

      ddr2_ck               : out   std_logic_vector(0 downto 0);

      ddr2_ck_n             : out   std_logic_vector(0 downto 0);

      clk_int                : in std_logic;

      clk90_int              : in std_logic;

      wait_200us             : in std_logic;

      sys_rst                : in std_logic;

      sys_rst90              : in std_logic;

      sys_rst180             : in std_logic;

      delay_sel_val          : in std_logic_vector(4 downto 0);

      --Debug ports

      dbg_delay_sel          : out std_logic_vector(4 downto 0);

      dbg_rst_calib          : out std_logic;

      vio_out_dqs            : in  std_logic_vector(4 downto 0);

      vio_out_dqs_en         : in  std_logic;

      vio_out_rst_dqs_div    : in  std_logic_vector(4 downto 0);

      vio_out_rst_dqs_div_en : in  std_logic

    );

  end component;

  component DDR2_Ram_Core_infrastructure_top

    port (

            sys_clkb              : in    std_logic;

      sys_clk               : in    std_logic;

      sys_clk_in            : in    std_logic;

      reset_in_n            : in    std_logic;

      wait_200us             : out std_logic;

      delay_sel_val1_val     : out std_logic_vector(4 downto 0);

      sys_rst_val            : out std_logic;

      sys_rst90_val          : out std_logic;

      clk_int_val            : out std_logic;

      clk90_int_val          : out std_logic;

      sys_rst180_val         : out std_logic;

      dbg_phase_cnt          : out std_logic_vector(4 downto 0);

      dbg_cnt                : out std_logic_vector(5 downto 0);

      dbg_trans_onedtct      : out std_logic;

      dbg_trans_twodtct      : out std_logic;

      dbg_enb_trans_two_dtct : out std_logic

      );

  end component;

  signal sys_rst                : std_logic;

  signal wait_200us             : std_logic;

  signal sys_rst90              : std_logic;

  signal sys_rst180             : std_logic;

  signal clk_0                  : std_logic;

  signal clk90_0                : std_logic;

  signal delay_sel              : std_logic_vector(4 downto 0);

 -- debug signals

  signal dbg_phase_cnt          : std_logic_vector(4 downto 0);

  signal dbg_cnt                : std_logic_vector(5 downto 0);

  signal dbg_trans_onedtct      : std_logic;

  signal dbg_trans_twodtct      : std_logic;

  signal dbg_enb_trans_two_dtct : std_logic;

  signal dbg_delay_sel          : std_logic_vector(4 downto 0);

  signal dbg_rst_calib          : std_logic;

 -- chipscope signals

  signal dbg_data               : std_logic_vector(19 downto 0);

  signal dbg_trig               : std_logic_vector(3 downto 0);

  signal control0               : std_logic_vector(35 downto 0);

  signal control1               : std_logic_vector(35 downto 0);

  signal vio_out_dqs            : std_logic_vector(4 downto 0);

  signal vio_out_dqs_en         : std_logic;

  signal vio_out_rst_dqs_div    : std_logic_vector(4 downto 0);

  signal vio_out_rst_dqs_div_en : std_logic;

  signal vio_out                : std_logic_vector(11 downto 0);

  signal sys_clkb : std_logic;

  signal sys_clk : std_logic;

begin

  sys_clkb <= '0';

  sys_clk <= '0';

  top_00 : DDR2_Ram_Core_top_0

    port map (

      ddr2_dq               => cntrl0_ddr2_dq,

      ddr2_a                => cntrl0_ddr2_a,

      ddr2_ba               => cntrl0_ddr2_ba,

      ddr2_cke              => cntrl0_ddr2_cke,

      ddr2_cs_n             => cntrl0_ddr2_cs_n,

      ddr2_ras_n            => cntrl0_ddr2_ras_n,

      ddr2_cas_n            => cntrl0_ddr2_cas_n,

      ddr2_we_n             => cntrl0_ddr2_we_n,

      ddr2_odt              => cntrl0_ddr2_odt,

      ddr2_dm               => cntrl0_ddr2_dm,

      rst_dqs_div_in        => cntrl0_rst_dqs_div_in,

      rst_dqs_div_out       => cntrl0_rst_dqs_div_out,

      burst_done            => cntrl0_burst_done,

      init_done             => cntrl0_init_done,

      ar_done               => cntrl0_ar_done,

      user_data_valid       => cntrl0_user_data_valid,

      auto_ref_req          => cntrl0_auto_ref_req,

      user_cmd_ack          => cntrl0_user_cmd_ack,

      user_command_register => cntrl0_user_command_register,

      clk_tb                => cntrl0_clk_tb,

      clk90_tb              => cntrl0_clk90_tb,

      sys_rst_tb            => cntrl0_sys_rst_tb,

      sys_rst90_tb          => cntrl0_sys_rst90_tb,

      sys_rst180_tb         => cntrl0_sys_rst180_tb,

      user_output_data      => cntrl0_user_output_data,

      user_input_data       => cntrl0_user_input_data,

      user_data_mask        => cntrl0_user_data_mask,

      user_input_address    => cntrl0_user_input_address,

      ddr2_dqs              => cntrl0_ddr2_dqs,

      ddr2_dqs_n            => cntrl0_ddr2_dqs_n,

      ddr2_ck               => cntrl0_ddr2_ck,

      ddr2_ck_n             => cntrl0_ddr2_ck_n,

      wait_200us             => wait_200us,

      delay_sel_val          => delay_sel,

      clk_int                => clk_0,

      clk90_int              => clk90_0,

      sys_rst                => sys_rst,

      sys_rst90              => sys_rst90,

      sys_rst180             => sys_rst180,

    --Debug signals

      dbg_delay_sel          => dbg_delay_sel,

      dbg_rst_calib          => dbg_rst_calib,

      vio_out_dqs            => vio_out_dqs,

      vio_out_dqs_en         => vio_out_dqs_en,

      vio_out_rst_dqs_div    => vio_out_rst_dqs_div,

      vio_out_rst_dqs_div_en => vio_out_rst_dqs_div_en

      );

  infrastructure_top0 : DDR2_Ram_Core_infrastructure_top

    port map (

      wait_200us             => wait_200us,

      delay_sel_val1_val     => delay_sel,

      clk_int_val            => clk_0,

      clk90_int_val          => clk90_0,

      sys_rst_val            => sys_rst,

      sys_rst90_val          => sys_rst90,

      sys_rst180_val         => sys_rst180,

      dbg_phase_cnt          => dbg_phase_cnt,

      dbg_cnt                => dbg_cnt,

      dbg_trans_onedtct      => dbg_trans_onedtct,

      dbg_trans_twodtct      => dbg_trans_twodtct,

      dbg_enb_trans_two_dtct => dbg_enb_trans_two_dtct,

            sys_clkb              => sys_clkb,

      sys_clk               => sys_clk,

      sys_clk_in            => sys_clk_in,

      reset_in_n            => reset_in_n

      );

end arc_mem_interface_top;