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mcwaccent |
-------------------------------------------------------------------------------
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-- Copyright (c) 2005-2007 Xilinx, Inc.
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-- This design is confidential and proprietary of Xilinx, All Rights Reserved.
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-------------------------------------------------------------------------------
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-- ____ ____
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-- / /\/ /
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-- /___/ \ / Vendor : Xilinx
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-- \ \ \/ Version : $Name: i+IP+131489 $
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-- \ \ Application : MIG
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-- / / Filename : MIG_top_0.vhd
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-- /___/ /\ Date Last Modified : $Date: 2007/09/21 15:23:24 $
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-- \ \ / \ Date Created : Mon May 2 2005
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-- \___\/\___\
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--
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-- Device : Virtex-4
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-- Design Name : DDR SDRAM
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-- Description: Instantiates the main design logic of memory interface and
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-- interfaces with the user.
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-------------------------------------------------------------------------------
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library ieee;
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use ieee.std_logic_1164.all;
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use work.MIG_parameters_0.all;
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library UNISIM;
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use UNISIM.vcomponents.all;
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entity MIG_top_0 is
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port(
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clk_0 : in std_logic;
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clk_90 : in std_logic;
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idelay_ctrl_rdy : in std_logic;
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sys_rst : in std_logic;
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sys_rst90 : in std_logic;
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ddr_ras_n : out std_logic;
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ddr_cas_n : out std_logic;
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ddr_we_n : out std_logic;
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ddr_cke : out std_logic;
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ddr_cs_n : out std_logic;
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ddr_dq : inout std_logic_vector((DATA_WIDTH - 1) downto 0);
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ddr_dqs : inout std_logic_vector((DATA_STROBE_WIDTH - 1) downto 0);
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ddr_dm : out std_logic_vector((DATA_MASK_WIDTH-1) downto 0);
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app_mask_data : in std_logic_vector((DATA_MASK_WIDTH*2 -1) downto 0);
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ddr_ck : out std_logic_vector((CLK_WIDTH - 1) downto 0);
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ddr_ck_n : out std_logic_vector((CLK_WIDTH - 1) downto 0);
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ddr_ba : out std_logic_vector((BANK_ADDRESS - 1) downto 0);
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ddr_a : out std_logic_vector((ROW_ADDRESS - 1) downto 0);
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wdf_almost_full : out std_logic;
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af_almost_full : out std_logic;
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burst_length_div2 : out std_logic_vector(2 downto 0);
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read_data_valid : out std_logic;
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read_data_fifo_out : out std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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app_af_addr : in std_logic_vector(35 downto 0);
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app_af_wren : in std_logic;
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app_wdf_data : in std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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app_wdf_wren : in std_logic;
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init_done : out std_logic;
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clk_tb : out std_logic;
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reset_tb : out std_logic
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);
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end MIG_top_0;
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architecture arch of MIG_top_0 is
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component MIG_data_path_0
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port(
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clk : in std_logic;
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clk90 : in std_logic;
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reset0 : in std_logic;
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reset90 : in std_logic;
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idelay_ctrl_rdy : in std_logic;
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dummy_write_pattern : in std_logic;
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ctrl_dummyread_start : in std_logic;
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wdf_data : in std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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mask_data : in std_logic_vector((DATA_MASK_WIDTH*2 - 1) downto 0);
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ctrl_wren : in std_logic;
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ctrl_dqs_rst : in std_logic;
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ctrl_dqs_en : in std_logic;
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dqs_delayed : in std_logic_vector((DATA_STROBE_WIDTH - 1) downto 0);
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data_idelay_inc : out std_logic_vector((READENABLE - 1) downto 0);
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data_idelay_ce : out std_logic_vector((READENABLE - 1) downto 0);
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data_idelay_rst : out std_logic_vector((READENABLE - 1) downto 0);
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dqs_idelay_inc : out std_logic_vector((READENABLE - 1) downto 0);
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dqs_idelay_ce : out std_logic_vector((READENABLE - 1) downto 0);
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dqs_idelay_rst : out std_logic_vector((READENABLE - 1) downto 0);
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sel_done : out std_logic;
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dqs_rst : out std_logic;
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dqs_en : out std_logic;
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wr_en : out std_logic;
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wr_data_rise : out std_logic_vector((DATA_WIDTH - 1) downto 0);
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wr_data_fall : out std_logic_vector((DATA_WIDTH - 1) downto 0);
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mask_data_rise : out std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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mask_data_fall : out std_logic_vector((DATA_MASK_WIDTH - 1) downto 0)
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);
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end component;
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component MIG_iobs_0
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port(
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ddr_ck : out std_logic_vector((CLK_WIDTH - 1) downto 0);
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ddr_ck_n : out std_logic_vector((CLK_WIDTH - 1) downto 0);
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clk : in std_logic;
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clk90 : in std_logic;
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dqs_idelay_inc : in std_logic_vector((READENABLE - 1) downto 0);
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dqs_idelay_ce : in std_logic_vector((READENABLE - 1) downto 0);
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dqs_idelay_rst : in std_logic_vector((READENABLE - 1) downto 0);
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data_idelay_inc : in std_logic_vector((READENABLE - 1) downto 0);
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data_idelay_ce : in std_logic_vector((READENABLE - 1) downto 0);
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data_idelay_rst : in std_logic_vector((READENABLE - 1) downto 0);
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dqs_rst : in std_logic;
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dqs_en : in std_logic;
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wr_en : in std_logic;
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wr_data_rise : in std_logic_vector((DATA_WIDTH - 1) downto 0);
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wr_data_fall : in std_logic_vector((DATA_WIDTH - 1) downto 0);
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mask_data_rise : in std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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mask_data_fall : in std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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rd_data_rise : out std_logic_vector((DATA_WIDTH - 1) downto 0);
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rd_data_fall : out std_logic_vector((DATA_WIDTH - 1) downto 0);
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dqs_delayed : out std_logic_vector((DATA_STROBE_WIDTH - 1) downto 0);
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ddr_dq : inout std_logic_vector((DATA_WIDTH - 1) downto 0);
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ddr_dqs : inout std_logic_vector((DATA_STROBE_WIDTH - 1) downto 0);
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ddr_dm : out std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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ctrl_ddr_address : in std_logic_vector((ROW_ADDRESS - 1) downto 0);
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ctrl_ddr_ba : in std_logic_vector((BANK_ADDRESS - 1) downto 0);
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ctrl_ddr_ras_l : in std_logic;
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ctrl_ddr_cas_l : in std_logic;
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ctrl_ddr_we_l : in std_logic;
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ctrl_ddr_cs_l : in std_logic;
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ctrl_ddr_cke : in std_logic;
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ddr_address : out std_logic_vector((ROW_ADDRESS - 1) downto 0);
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ddr_ba : out std_logic_vector((BANK_ADDRESS - 1) downto 0);
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ddr_ras_l : out std_logic;
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ddr_cas_l : out std_logic;
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ddr_we_l : out std_logic;
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ddr_cke : out std_logic;
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ddr_cs_l : out std_logic
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);
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end component;
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component MIG_user_interface_0
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port(
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clk : in std_logic;
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clk90 : in std_logic;
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reset : in std_logic;
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ctrl_rden : in std_logic;
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read_data_rise : in std_logic_vector((DATA_WIDTH - 1) downto 0);
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read_data_fall : in std_logic_vector((DATA_WIDTH - 1) downto 0);
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read_data_fifo_out : out std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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comp_done : out std_logic;
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read_data_valid : out std_logic;
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af_empty : out std_logic;
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af_almost_full : out std_logic;
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app_af_addr : in std_logic_vector(35 downto 0);
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app_af_wren : in std_logic;
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ctrl_af_rden : in std_logic;
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af_addr : out std_logic_vector(35 downto 0);
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app_wdf_data : in std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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app_mask_data : in std_logic_vector((DATA_MASK_WIDTH*2 - 1) downto 0);
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app_wdf_wren : in std_logic;
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ctrl_wdf_rden : in std_logic;
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wdf_data : out std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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mask_data : out std_logic_vector((DATA_MASK_WIDTH*2 - 1) downto 0);
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wdf_almost_full : out std_logic
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);
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end component;
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component MIG_ddr_controller_0
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port(
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clk_0 : in std_logic;
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rst : in std_logic;
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af_addr : in std_logic_vector(35 downto 0);
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af_empty : in std_logic;
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comp_done : in std_logic;
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phy_dly_slct_done : in std_logic;
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ctrl_dummyread_start : out std_logic;
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ctrl_af_rden : out std_logic;
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ctrl_wdf_rden : out std_logic;
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ctrl_dqs_rst : out std_logic;
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ctrl_dqs_en : out std_logic;
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ctrl_wren : out std_logic;
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ctrl_rden : out std_logic;
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ctrl_ddr_address : out std_logic_vector((ROW_ADDRESS - 1) downto 0);
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ctrl_ddr_ba : out std_logic_vector((BANK_ADDRESS - 1) downto 0);
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ctrl_ddr_ras_l : out std_logic;
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ctrl_ddr_cas_l : out std_logic;
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ctrl_ddr_we_l : out std_logic;
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ctrl_ddr_cs_l : out std_logic;
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ctrl_ddr_cke : out std_logic;
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init_done : out std_logic;
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dummy_write_pattern : out std_logic;
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burst_length_div2 : out std_logic_vector(2 downto 0)
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);
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end component;
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signal wr_df_data : std_logic_vector((DATA_WIDTH*2 - 1) downto 0);
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signal mask_df_data : std_logic_vector((DATA_MASK_WIDTH*2 - 1) downto 0);
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signal rd_data_rise : std_logic_vector((DATA_WIDTH - 1) downto 0);
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signal rd_data_fall : std_logic_vector((DATA_WIDTH - 1) downto 0);
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signal af_empty_w : std_logic;
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signal dq_tap_sel_done : std_logic;
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signal af_addr : std_logic_vector(35 downto 0);
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signal ctrl_af_rden : std_logic;
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signal ctrl_wr_df_rden : std_logic;
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signal ctrl_dummy_rden : std_logic;
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signal ctrl_dqs_enable : std_logic;
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signal ctrl_dqs_reset : std_logic;
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signal ctrl_wr_en : std_logic;
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signal ctrl_rden : std_logic;
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signal dqs_idelay_inc : std_logic_vector((READENABLE - 1) downto 0);
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signal dqs_idelay_ce : std_logic_vector((READENABLE - 1) downto 0);
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signal dqs_idelay_rst : std_logic_vector((READENABLE - 1) downto 0);
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signal data_idelay_inc : std_logic_vector((READENABLE - 1) downto 0);
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signal data_idelay_ce : std_logic_vector((READENABLE - 1) downto 0);
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signal data_idelay_rst : std_logic_vector((READENABLE - 1) downto 0);
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signal wr_en : std_logic;
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signal dqs_rst : std_logic;
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signal dqs_en : std_logic;
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signal wr_data_rise : std_logic_vector((DATA_WIDTH - 1) downto 0);
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signal wr_data_fall : std_logic_vector((DATA_WIDTH - 1) downto 0);
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signal dqs_delayed : std_logic_vector((DATA_STROBE_WIDTH - 1) downto 0);
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signal mask_data_fall : std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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signal mask_data_rise : std_logic_vector((DATA_MASK_WIDTH - 1) downto 0);
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signal ctrl_ddr_address : std_logic_vector((ROW_ADDRESS - 1) downto 0);
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signal ctrl_ddr_ba : std_logic_vector((BANK_ADDRESS - 1) downto 0);
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signal ctrl_ddr_ras_l : std_logic;
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signal ctrl_ddr_cas_l : std_logic;
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signal ctrl_ddr_we_l : std_logic;
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signal ctrl_ddr_cs_l : std_logic;
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signal ctrl_ddr_cke : std_logic;
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signal duMmy_write_pattern : std_logic;
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signal comp_done : std_logic;
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begin
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clk_tb <= clk_0;
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reset_tb <= sys_rst;
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data_path_00 : MIG_data_path_0
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port map (
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clk => clk_0,
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clk90 => clk_90,
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reset0 => sys_rst,
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reset90 => sys_rst90,
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idelay_ctrl_rdy => idelay_ctrl_rdy,
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dummy_write_pattern => dummy_write_pattern,
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ctrl_dummyread_start => ctrl_dummy_rden,
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wdf_data => wr_df_data,
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mask_data => mask_df_data,
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ctrl_wren => ctrl_wr_en,
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ctrl_dqs_rst => ctrl_dqs_reset,
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ctrl_dqs_en => ctrl_dqs_enable,
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dqs_delayed => dqs_delayed,
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data_idelay_inc => data_idelay_inc,
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data_idelay_ce => data_idelay_ce,
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data_idelay_rst => data_idelay_rst,
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dqs_idelay_inc => dqs_idelay_inc,
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dqs_idelay_ce => dqs_idelay_ce,
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dqs_idelay_rst => dqs_idelay_rst,
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sel_done => dq_tap_sel_done,
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dqs_rst => dqs_rst,
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dqs_en => dqs_en,
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wr_en => wr_en,
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wr_data_rise => wr_data_rise,
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wr_data_fall => wr_data_fall,
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mask_data_rise => mask_data_rise,
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mask_data_fall => mask_data_fall
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);
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iobs_00 : MIG_iobs_0
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port map (
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ddr_ck => ddr_ck,
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ddr_ck_n => ddr_ck_n,
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clk => clk_0,
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clk90 => clk_90,
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dqs_idelay_inc => dqs_idelay_inc,
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dqs_idelay_ce => dqs_idelay_ce,
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dqs_idelay_rst => dqs_idelay_rst,
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data_idelay_inc => data_idelay_inc,
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data_idelay_ce => data_idelay_ce,
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data_idelay_rst => data_idelay_rst,
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dqs_rst => dqs_rst,
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dqs_en => dqs_en,
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wr_en => wr_en,
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wr_data_rise => wr_data_rise,
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wr_data_fall => wr_data_fall,
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mask_data_rise => mask_data_rise,
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mask_data_fall => mask_data_fall,
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rd_data_rise => rd_data_rise,
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|
|
rd_data_fall => rd_data_fall,
|
295 |
|
|
dqs_delayed => dqs_delayed,
|
296 |
|
|
ddr_dq => ddr_dq,
|
297 |
|
|
ddr_dqs => ddr_dqs,
|
298 |
|
|
ddr_dm => ddr_dm,
|
299 |
|
|
ctrl_ddr_address => ctrl_ddr_address,
|
300 |
|
|
ctrl_ddr_ba => ctrl_ddr_ba,
|
301 |
|
|
ctrl_ddr_ras_l => ctrl_ddr_ras_l,
|
302 |
|
|
ctrl_ddr_cas_l => ctrl_ddr_cas_l,
|
303 |
|
|
ctrl_ddr_we_l => ctrl_ddr_we_l,
|
304 |
|
|
ctrl_ddr_cs_l => ctrl_ddr_cs_l,
|
305 |
|
|
ctrl_ddr_cke => ctrl_ddr_cke,
|
306 |
|
|
ddr_address => ddr_a,
|
307 |
|
|
ddr_ba => ddr_ba,
|
308 |
|
|
ddr_ras_l => ddr_ras_n,
|
309 |
|
|
ddr_cas_l => ddr_cas_n,
|
310 |
|
|
ddr_we_l => ddr_we_n,
|
311 |
|
|
ddr_cke => ddr_cke,
|
312 |
|
|
ddr_cs_l => ddr_cs_n
|
313 |
|
|
);
|
314 |
|
|
|
315 |
|
|
user_interface_00 : MIG_user_interface_0
|
316 |
|
|
port map (
|
317 |
|
|
clk => clk_0,
|
318 |
|
|
clk90 => clk_90,
|
319 |
|
|
reset => sys_rst,
|
320 |
|
|
ctrl_rden => ctrl_rden,
|
321 |
|
|
read_data_rise => rd_data_rise,
|
322 |
|
|
read_data_fall => rd_data_fall,
|
323 |
|
|
read_data_fifo_out => read_data_fifo_out,
|
324 |
|
|
comp_done => comp_done,
|
325 |
|
|
read_data_valid => read_data_valid,
|
326 |
|
|
af_empty => af_empty_w,
|
327 |
|
|
af_almost_full => af_almost_full,
|
328 |
|
|
app_af_addr => app_af_addr,
|
329 |
|
|
app_af_wren => app_af_wren,
|
330 |
|
|
ctrl_af_rden => ctrl_af_rden,
|
331 |
|
|
af_addr => af_addr,
|
332 |
|
|
app_wdf_data => app_wdf_data,
|
333 |
|
|
app_mask_data => app_mask_data,
|
334 |
|
|
app_wdf_wren => app_wdf_wren,
|
335 |
|
|
ctrl_wdf_rden => ctrl_wr_df_rden,
|
336 |
|
|
wdf_data => wr_df_data,
|
337 |
|
|
mask_data => mask_df_data,
|
338 |
|
|
wdf_almost_full => wdf_almost_full
|
339 |
|
|
);
|
340 |
|
|
|
341 |
|
|
ddr_controller_00 : MIG_ddr_controller_0
|
342 |
|
|
port map (
|
343 |
|
|
clk_0 => clk_0,
|
344 |
|
|
rst => sys_rst,
|
345 |
|
|
af_addr => af_addr,
|
346 |
|
|
af_empty => af_empty_w,
|
347 |
|
|
phy_dly_slct_done => dq_tap_sel_done,
|
348 |
|
|
comp_done => comp_done,
|
349 |
|
|
ctrl_dummyread_start => ctrl_dummy_rden,
|
350 |
|
|
ctrl_af_rden => ctrl_af_rden,
|
351 |
|
|
ctrl_wdf_rden => ctrl_wr_df_rden,
|
352 |
|
|
ctrl_dqs_rst => ctrl_dqs_reset,
|
353 |
|
|
ctrl_dqs_en => ctrl_dqs_enable,
|
354 |
|
|
ctrl_wren => ctrl_wr_en,
|
355 |
|
|
ctrl_rden => ctrl_rden,
|
356 |
|
|
ctrl_ddr_address => ctrl_ddr_address,
|
357 |
|
|
ctrl_ddr_ba => ctrl_ddr_ba,
|
358 |
|
|
ctrl_ddr_ras_l => ctrl_ddr_ras_l,
|
359 |
|
|
ctrl_ddr_cas_l => ctrl_ddr_cas_l,
|
360 |
|
|
ctrl_ddr_we_l => ctrl_ddr_we_l,
|
361 |
|
|
ctrl_ddr_cs_l => ctrl_ddr_cs_l,
|
362 |
|
|
ctrl_ddr_cke => ctrl_ddr_cke,
|
363 |
|
|
init_done => init_done,
|
364 |
|
|
dummy_write_pattern => dummy_write_pattern,
|
365 |
|
|
burst_length_div2 => burst_length_div2
|
366 |
|
|
);
|
367 |
|
|
|
368 |
|
|
|
369 |
|
|
end arch;
|