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-- You must compile the wrapper file cdc_fifo.vhd when simulating
-- the core, cdc_fifo. When compiling the wrapper file, be sure to
-- reference the XilinxCoreLib VHDL simulation library. For detailed
-- instructions, please refer to the "CORE Generator Help".

-- The synthesis directives "translate_off/translate_on" specified
-- below are supported by Xilinx, Mentor Graphics and Synplicity
-- synthesis tools. Ensure they are correct for your synthesis tool(s).

LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
-- synthesis translate_off
LIBRARY XilinxCoreLib;
-- synthesis translate_on
ENTITY cdc_fifo IS
  PORT (
    rst : IN STD_LOGIC;
    wr_clk : IN STD_LOGIC;
    rd_clk : IN STD_LOGIC;
    din : IN STD_LOGIC_VECTOR(15 DOWNTO 0);
    wr_en : IN STD_LOGIC;
    rd_en : IN STD_LOGIC;
    dout : OUT STD_LOGIC_VECTOR(15 DOWNTO 0);
    full : OUT STD_LOGIC;
    empty : OUT STD_LOGIC;
    valid : OUT STD_LOGIC
  );
END cdc_fifo;

ARCHITECTURE cdc_fifo_a OF cdc_fifo IS
-- synthesis translate_off
COMPONENT wrapped_cdc_fifo
  PORT (
    rst : IN STD_LOGIC;
    wr_clk : IN STD_LOGIC;
    rd_clk : IN STD_LOGIC;
    din : IN STD_LOGIC_VECTOR(15 DOWNTO 0);
    wr_en : IN STD_LOGIC;
    rd_en : IN STD_LOGIC;
    dout : OUT STD_LOGIC_VECTOR(15 DOWNTO 0);
    full : OUT STD_LOGIC;
    empty : OUT STD_LOGIC;
    valid : OUT STD_LOGIC
  );
END COMPONENT;

-- Configuration specification
  FOR ALL : wrapped_cdc_fifo USE ENTITY XilinxCoreLib.fifo_generator_v8_4(behavioral)
    GENERIC MAP (
      c_add_ngc_constraint => 0,
      c_application_type_axis => 0,
      c_application_type_rach => 0,
      c_application_type_rdch => 0,
      c_application_type_wach => 0,
      c_application_type_wdch => 0,
      c_application_type_wrch => 0,
      c_axi_addr_width => 32,
      c_axi_aruser_width => 1,
      c_axi_awuser_width => 1,
      c_axi_buser_width => 1,
      c_axi_data_width => 64,
      c_axi_id_width => 4,
      c_axi_ruser_width => 1,
      c_axi_type => 0,
      c_axi_wuser_width => 1,
      c_axis_tdata_width => 64,
      c_axis_tdest_width => 4,
      c_axis_tid_width => 8,
      c_axis_tkeep_width => 4,
      c_axis_tstrb_width => 4,
      c_axis_tuser_width => 4,
      c_axis_type => 0,
      c_common_clock => 0,
      c_count_type => 0,
      c_data_count_width => 9,
      c_default_value => "BlankString",
      c_din_width => 16,
      c_din_width_axis => 1,
      c_din_width_rach => 32,
      c_din_width_rdch => 64,
      c_din_width_wach => 32,
      c_din_width_wdch => 64,
      c_din_width_wrch => 2,
      c_dout_rst_val => "0",
      c_dout_width => 16,
      c_enable_rlocs => 0,
      c_enable_rst_sync => 1,
      c_error_injection_type => 0,
      c_error_injection_type_axis => 0,
      c_error_injection_type_rach => 0,
      c_error_injection_type_rdch => 0,
      c_error_injection_type_wach => 0,
      c_error_injection_type_wdch => 0,
      c_error_injection_type_wrch => 0,
      c_family => "virtex6",
      c_full_flags_rst_val => 0,
      c_has_almost_empty => 0,
      c_has_almost_full => 0,
      c_has_axi_aruser => 0,
      c_has_axi_awuser => 0,
      c_has_axi_buser => 0,
      c_has_axi_rd_channel => 0,
      c_has_axi_ruser => 0,
      c_has_axi_wr_channel => 0,
      c_has_axi_wuser => 0,
      c_has_axis_tdata => 0,
      c_has_axis_tdest => 0,
      c_has_axis_tid => 0,
      c_has_axis_tkeep => 0,
      c_has_axis_tlast => 0,
      c_has_axis_tready => 1,
      c_has_axis_tstrb => 0,
      c_has_axis_tuser => 0,
      c_has_backup => 0,
      c_has_data_count => 0,
      c_has_data_counts_axis => 0,
      c_has_data_counts_rach => 0,
      c_has_data_counts_rdch => 0,
      c_has_data_counts_wach => 0,
      c_has_data_counts_wdch => 0,
      c_has_data_counts_wrch => 0,
      c_has_int_clk => 0,
      c_has_master_ce => 0,
      c_has_meminit_file => 0,
      c_has_overflow => 0,
      c_has_prog_flags_axis => 0,
      c_has_prog_flags_rach => 0,
      c_has_prog_flags_rdch => 0,
      c_has_prog_flags_wach => 0,
      c_has_prog_flags_wdch => 0,
      c_has_prog_flags_wrch => 0,
      c_has_rd_data_count => 0,
      c_has_rd_rst => 0,
      c_has_rst => 1,
      c_has_slave_ce => 0,
      c_has_srst => 0,
      c_has_underflow => 0,
      c_has_valid => 1,
      c_has_wr_ack => 0,
      c_has_wr_data_count => 0,
      c_has_wr_rst => 0,
      c_implementation_type => 5,
      c_implementation_type_axis => 1,
      c_implementation_type_rach => 1,
      c_implementation_type_rdch => 1,
      c_implementation_type_wach => 1,
      c_implementation_type_wdch => 1,
      c_implementation_type_wrch => 1,
      c_init_wr_pntr_val => 0,
      c_interface_type => 0,
      c_memory_type => 4,
      c_mif_file_name => "BlankString",
      c_msgon_val => 0,
      c_optimization_mode => 0,
      c_overflow_low => 0,
      c_preload_latency => 1,
      c_preload_regs => 0,
      c_prim_fifo_type => "512x36",
      c_prog_empty_thresh_assert_val => 5,
      c_prog_empty_thresh_assert_val_axis => 1022,
      c_prog_empty_thresh_assert_val_rach => 1022,
      c_prog_empty_thresh_assert_val_rdch => 1022,
      c_prog_empty_thresh_assert_val_wach => 1022,
      c_prog_empty_thresh_assert_val_wdch => 1022,
      c_prog_empty_thresh_assert_val_wrch => 1022,
      c_prog_empty_thresh_negate_val => 6,
      c_prog_empty_type => 0,
      c_prog_empty_type_axis => 5,
      c_prog_empty_type_rach => 5,
      c_prog_empty_type_rdch => 5,
      c_prog_empty_type_wach => 5,
      c_prog_empty_type_wdch => 5,
      c_prog_empty_type_wrch => 5,
      c_prog_full_thresh_assert_val => 507,
      c_prog_full_thresh_assert_val_axis => 1023,
      c_prog_full_thresh_assert_val_rach => 1023,
      c_prog_full_thresh_assert_val_rdch => 1023,
      c_prog_full_thresh_assert_val_wach => 1023,
      c_prog_full_thresh_assert_val_wdch => 1023,
      c_prog_full_thresh_assert_val_wrch => 1023,
      c_prog_full_thresh_negate_val => 506,
      c_prog_full_type => 0,
      c_prog_full_type_axis => 5,
      c_prog_full_type_rach => 5,
      c_prog_full_type_rdch => 5,
      c_prog_full_type_wach => 5,
      c_prog_full_type_wdch => 5,
      c_prog_full_type_wrch => 5,
      c_rach_type => 0,
      c_rd_data_count_width => 9,
      c_rd_depth => 512,
      c_rd_freq => 250,
      c_rd_pntr_width => 9,
      c_rdch_type => 0,
      c_reg_slice_mode_axis => 0,
      c_reg_slice_mode_rach => 0,
      c_reg_slice_mode_rdch => 0,
      c_reg_slice_mode_wach => 0,
      c_reg_slice_mode_wdch => 0,
      c_reg_slice_mode_wrch => 0,
      c_synchronizer_stage => 2,
      c_underflow_low => 0,
      c_use_common_overflow => 0,
      c_use_common_underflow => 0,
      c_use_default_settings => 0,
      c_use_dout_rst => 0,
      c_use_ecc => 0,
      c_use_ecc_axis => 0,
      c_use_ecc_rach => 0,
      c_use_ecc_rdch => 0,
      c_use_ecc_wach => 0,
      c_use_ecc_wdch => 0,
      c_use_ecc_wrch => 0,
      c_use_embedded_reg => 0,
      c_use_fifo16_flags => 0,
      c_use_fwft_data_count => 0,
      c_valid_low => 0,
      c_wach_type => 0,
      c_wdch_type => 0,
      c_wr_ack_low => 0,
      c_wr_data_count_width => 9,
      c_wr_depth => 512,
      c_wr_depth_axis => 1024,
      c_wr_depth_rach => 16,
      c_wr_depth_rdch => 1024,
      c_wr_depth_wach => 16,
      c_wr_depth_wdch => 1024,
      c_wr_depth_wrch => 16,
      c_wr_freq => 250,
      c_wr_pntr_width => 9,
      c_wr_pntr_width_axis => 10,
      c_wr_pntr_width_rach => 4,
      c_wr_pntr_width_rdch => 10,
      c_wr_pntr_width_wach => 4,
      c_wr_pntr_width_wdch => 10,
      c_wr_pntr_width_wrch => 4,
      c_wr_response_latency => 1,
      c_wrch_type => 0
    );
-- synthesis translate_on
BEGIN
-- synthesis translate_off
U0 : wrapped_cdc_fifo
  PORT MAP (
    rst => rst,
    wr_clk => wr_clk,
    rd_clk => rd_clk,
    din => din,
    wr_en => wr_en,
    rd_en => rd_en,
    dout => dout,
    full => full,
    empty => empty,
    valid => valid
  );
-- synthesis translate_on

END cdc_fifo_a;
