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//*****************************************************************************

//   ____  ____

//  /   /\/   /

// /___/  \  /   Vendor             : Xilinx

// \   \   \/    Version            : 3.6.1

//  \   \        Application        : MIG

//  /   /        Filename           : ddr.v

// /___/   /\    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 main and infrastructure_top

//                modules

//*****************************************************************************

`timescale 1ns/100ps

(* X_CORE_INFO = "mig_v3_61_ddr2_sp3, Coregen 12.4" ,

   CORE_GENERATION_INFO = "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=13'b0010100110010, ext_load_mode_register=13'b0000000000000, language=Verilog, synthesis_tool=ISE, interface_type=DDR2_SDRAM, no_of_controllers=1}" *)

module ddr

  (

   inout  [15:0]   cntrl0_ddr2_dq,

   output [12:0]   cntrl0_ddr2_a,

   output [1:0]    cntrl0_ddr2_ba,

   output          cntrl0_ddr2_cke,

   output          cntrl0_ddr2_cs_n,

   output          cntrl0_ddr2_ras_n,

   output          cntrl0_ddr2_cas_n,

   output          cntrl0_ddr2_we_n,

   output          cntrl0_ddr2_odt,

   output [1:0]    cntrl0_ddr2_dm,

   input           cntrl0_rst_dqs_div_in,

   output          cntrl0_rst_dqs_div_out,

   input           reset_in_n,

   input           cntrl0_burst_done,

   output          cntrl0_init_done,

   output          cntrl0_ar_done,

   output          cntrl0_user_data_valid,

   output          cntrl0_auto_ref_req,

   output          cntrl0_user_cmd_ack,

   input  [2:0]    cntrl0_user_command_register,

   output          cntrl0_clk_tb,

   output          cntrl0_clk90_tb,

   output          cntrl0_sys_rst_tb,

   output          cntrl0_sys_rst90_tb,

   output          cntrl0_sys_rst180_tb,

   output [31:0]   cntrl0_user_output_data,

   input  [31:0]   cntrl0_user_input_data,

   input  [3:0]    cntrl0_user_data_mask,

   input  [24:0]   cntrl0_user_input_address,

   input           clk_int,

   input           clk90_int,

   input           dcm_lock,

   inout  [1:0]    cntrl0_ddr2_dqs,

   inout  [1:0]    cntrl0_ddr2_dqs_n,

   output [0:0]    cntrl0_ddr2_ck,

   output [0:0]    cntrl0_ddr2_ck_n

   );

   wire       wait_200us;

   wire       sys_rst;

   wire       sys_rst90;

   wire       sys_rst180;

   wire [4:0] delay_sel_val;

 // debug signals declarations

   wire [4:0] dbg_delay_sel;

   wire [4:0] dbg_phase_cnt;

   wire [5:0] dbg_cnt;

   wire       dbg_trans_onedtct;

   wire       dbg_trans_twodtct;

   wire       dbg_enb_trans_two_dtct;

   wire       dbg_rst_calib;

// chipscope signals 

   wire [19:0] dbg_data;

   wire [3:0]  dbg_trig;

   wire [35:0] control0;

   wire [35:0] control1;

   wire [11:0] vio_out;

   wire [4:0]  vio_out_dqs;

   wire        vio_out_dqs_en;

   wire [4:0]  vio_out_rst_dqs_div;

   wire        vio_out_rst_dqs_div_en;

ddr_top_0 top_00

 (

     .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),

     .clk_int                   (clk_int),

     .clk90_int                 (clk90_int),

   .wait_200us        (wait_200us),

   .sys_rst           (sys_rst),

   .sys_rst90         (sys_rst90),

   .sys_rst180        (sys_rst180),

   .delay_sel_val     (delay_sel_val),

    //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)

  );

ddr_infrastructure_top0 infrastructure_top0

  (

     .reset_in_n                (reset_in_n),

     .clk_int                   (clk_int),

     .clk90_int                 (clk90_int),

     .dcm_lock                  (dcm_lock),

   .wait_200us_rout        (wait_200us),

   .delay_sel_val1_val     (delay_sel_val),

   .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)

   );

endmodule