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Furthermore, Xilinx does // not warrant or make any representations regarding use, or the // results of the use, of the Materials in terms of correctness, // accuracy, reliability or otherwise. // // Xilinx products are not designed or intended to be fail-safe, // or for use in any application requiring fail-safe performance, // such as life-support or safety devices or systems, Class III // medical devices, nuclear facilities, applications related to // the deployment of airbags, or any other applications that could // lead to death, personal injury or severe property or // environmental damage (individually and collectively, "critical // applications"). Customer assumes the sole risk and liability // of any use of Xilinx products in critical applications, // subject only to applicable laws and regulations governing // limitations on product liability. // // Copyright 2006, 2007, 2008 Xilinx, Inc. // All rights reserved. // // This disclaimer and copyright notice must be retained as part // of this file at all times. //***************************************************************************** // ____ ____ // / /\/ / // /___/ \ / Vendor: Xilinx // \ \ \/ Version: 3.6 // \ \ Application: MIG // / / Filename: ddr2_mem_if_top.v // /___/ /\ Date Last Modified: $Date: 2010/06/29 12:03:43 $ // \ \ / \ Date Created: Wed Aug 16 2006 // \___\/\___\ // //Device: Virtex-5 //Design Name: DDR/DDR2 //Purpose: // Top-level for parameterizable (DDR or DDR2) memory interface //Reference: //Revision History: // Rev 1.1 - Parameter USE_DM_PORT added. PK. 6/25/08 // Rev 1.2 - Parameter HIGH_PERFORMANCE_MODE added. PK. 7/10/08 // Rev 1.3 - Parameter CS_BITS added. PK. 10/8/08 // Rev 1.4 - Parameter IODELAY_GRP added. PK. 11/27/08 //***************************************************************************** `timescale 1ns/1ps module ddr2_mem_if_top # ( // Following parameters are for 72-bit RDIMM design (for ML561 Reference // board design). Actual values may be different. Actual parameters values // are passed from design top module dram module. Please refer to // the dram module for actual values. parameter BANK_WIDTH = 2, parameter CKE_WIDTH = 1, parameter CLK_WIDTH = 1, parameter COL_WIDTH = 10, parameter CS_BITS = 0, parameter CS_NUM = 1, parameter CS_WIDTH = 1, parameter USE_DM_PORT = 1, parameter DM_WIDTH = 9, parameter DQ_WIDTH = 72, parameter DQ_BITS = 7, parameter DQ_PER_DQS = 8, parameter DQS_BITS = 4, parameter DQS_WIDTH = 9, parameter HIGH_PERFORMANCE_MODE = "TRUE", parameter IODELAY_GRP = "IODELAY_MIG", parameter ODT_WIDTH = 1, parameter ROW_WIDTH = 14, parameter APPDATA_WIDTH = 144, parameter ADDITIVE_LAT = 0, parameter BURST_LEN = 4, parameter BURST_TYPE = 0, parameter CAS_LAT = 5, parameter ECC_ENABLE = 0, parameter MULTI_BANK_EN = 1, parameter TWO_T_TIME_EN = 0, parameter ODT_TYPE = 1, parameter DDR_TYPE = 1, parameter REDUCE_DRV = 0, parameter REG_ENABLE = 1, parameter TREFI_NS = 7800, parameter TRAS = 40000, parameter TRCD = 15000, parameter TRFC = 105000, parameter TRP = 15000, parameter TRTP = 7500, parameter TWR = 15000, parameter TWTR = 10000, parameter CLK_PERIOD = 3000, parameter SIM_ONLY = 0, parameter DEBUG_EN = 0, parameter FPGA_SPEED_GRADE = 2 ) ( input clk0, input clk90, input clkdiv0, input rst0, input rst90, input rstdiv0, input [2:0] app_af_cmd, input [30:0] app_af_addr, input app_af_wren, input app_wdf_wren, input [APPDATA_WIDTH-1:0] app_wdf_data, input [(APPDATA_WIDTH/8)-1:0] app_wdf_mask_data, output [1:0] rd_ecc_error, output app_af_afull, output app_wdf_afull, output rd_data_valid, output [APPDATA_WIDTH-1:0] rd_data_fifo_out, output phy_init_done, output [CLK_WIDTH-1:0] ddr_ck, output [CLK_WIDTH-1:0] ddr_ck_n, output [ROW_WIDTH-1:0] ddr_addr, output [BANK_WIDTH-1:0] ddr_ba, output ddr_ras_n, output ddr_cas_n, output ddr_we_n, output [CS_WIDTH-1:0] ddr_cs_n, output [CKE_WIDTH-1:0] ddr_cke, output [ODT_WIDTH-1:0] ddr_odt, output [DM_WIDTH-1:0] ddr_dm, inout [DQS_WIDTH-1:0] ddr_dqs, inout [DQS_WIDTH-1:0] ddr_dqs_n, inout [DQ_WIDTH-1:0] ddr_dq, // Debug signals (optional use) input dbg_idel_up_all, input dbg_idel_down_all, input dbg_idel_up_dq, input dbg_idel_down_dq, input dbg_idel_up_dqs, input dbg_idel_down_dqs, input dbg_idel_up_gate, input dbg_idel_down_gate, input [DQ_BITS-1:0] dbg_sel_idel_dq, input dbg_sel_all_idel_dq, input [DQS_BITS:0] dbg_sel_idel_dqs, input dbg_sel_all_idel_dqs, input [DQS_BITS:0] dbg_sel_idel_gate, input dbg_sel_all_idel_gate, output [3:0] dbg_calib_done, output [3:0] dbg_calib_err, output [(6*DQ_WIDTH)-1:0] dbg_calib_dq_tap_cnt, output [(6*DQS_WIDTH)-1:0] dbg_calib_dqs_tap_cnt, output [(6*DQS_WIDTH)-1:0] dbg_calib_gate_tap_cnt, output [DQS_WIDTH-1:0] dbg_calib_rd_data_sel, output [(5*DQS_WIDTH)-1:0] dbg_calib_rden_dly, output [(5*DQS_WIDTH)-1:0] dbg_calib_gate_dly ); wire [30:0] af_addr; wire [2:0] af_cmd; wire af_empty; wire [ROW_WIDTH-1:0] ctrl_addr; wire ctrl_af_rden; wire [BANK_WIDTH-1:0] ctrl_ba; wire ctrl_cas_n; wire [CS_NUM-1:0] ctrl_cs_n; wire ctrl_ras_n; wire ctrl_rden; wire ctrl_ref_flag; wire ctrl_we_n; wire ctrl_wren; wire [DQS_WIDTH-1:0] phy_calib_rden; wire [DQS_WIDTH-1:0] phy_calib_rden_sel; wire [DQ_WIDTH-1:0] rd_data_fall; wire [DQ_WIDTH-1:0] rd_data_rise; wire [(2*DQ_WIDTH)-1:0] wdf_data; wire [((2*DQ_WIDTH)/8)-1:0] wdf_mask_data; wire wdf_rden; //*************************************************************************** ddr2_phy_top # ( .BANK_WIDTH (BANK_WIDTH), .CKE_WIDTH (CKE_WIDTH), .CLK_WIDTH (CLK_WIDTH), .COL_WIDTH (COL_WIDTH), .CS_BITS (CS_BITS), .CS_NUM (CS_NUM), .CS_WIDTH (CS_WIDTH), .USE_DM_PORT (USE_DM_PORT), .DM_WIDTH (DM_WIDTH), .DQ_WIDTH (DQ_WIDTH), .DQ_BITS (DQ_BITS), .DQ_PER_DQS (DQ_PER_DQS), .DQS_BITS (DQS_BITS), .DQS_WIDTH (DQS_WIDTH), .HIGH_PERFORMANCE_MODE (HIGH_PERFORMANCE_MODE), .IODELAY_GRP (IODELAY_GRP), .ODT_WIDTH (ODT_WIDTH), .ROW_WIDTH (ROW_WIDTH), .TWO_T_TIME_EN (TWO_T_TIME_EN), .ADDITIVE_LAT (ADDITIVE_LAT), .BURST_LEN (BURST_LEN), .BURST_TYPE (BURST_TYPE), .CAS_LAT (CAS_LAT), .ECC_ENABLE (ECC_ENABLE), .ODT_TYPE (ODT_TYPE), .DDR_TYPE (DDR_TYPE), .REDUCE_DRV (REDUCE_DRV), .REG_ENABLE (REG_ENABLE), .TWR (TWR), .CLK_PERIOD (CLK_PERIOD), .SIM_ONLY (SIM_ONLY), .DEBUG_EN (DEBUG_EN), .FPGA_SPEED_GRADE (FPGA_SPEED_GRADE) ) u_phy_top ( .clk0 (clk0), .clk90 (clk90), .clkdiv0 (clkdiv0), .rst0 (rst0), .rst90 (rst90), .rstdiv0 (rstdiv0), .ctrl_wren (ctrl_wren), .ctrl_addr (ctrl_addr), .ctrl_ba (ctrl_ba), .ctrl_ras_n (ctrl_ras_n), .ctrl_cas_n (ctrl_cas_n), .ctrl_we_n (ctrl_we_n), .ctrl_cs_n (ctrl_cs_n), .ctrl_rden (ctrl_rden), .ctrl_ref_flag (ctrl_ref_flag), .wdf_data (wdf_data), .wdf_mask_data (wdf_mask_data), .wdf_rden (wdf_rden), .phy_init_done (phy_init_done), .phy_calib_rden (phy_calib_rden), .phy_calib_rden_sel (phy_calib_rden_sel), .rd_data_rise (rd_data_rise), .rd_data_fall (rd_data_fall), .ddr_ck (ddr_ck), .ddr_ck_n (ddr_ck_n), .ddr_addr (ddr_addr), .ddr_ba (ddr_ba), .ddr_ras_n (ddr_ras_n), .ddr_cas_n (ddr_cas_n), .ddr_we_n (ddr_we_n), .ddr_cs_n (ddr_cs_n), .ddr_cke (ddr_cke), .ddr_odt (ddr_odt), .ddr_dm (ddr_dm), .ddr_dqs (ddr_dqs), .ddr_dqs_n (ddr_dqs_n), .ddr_dq (ddr_dq), .dbg_idel_up_all (dbg_idel_up_all), .dbg_idel_down_all (dbg_idel_down_all), .dbg_idel_up_dq (dbg_idel_up_dq), .dbg_idel_down_dq (dbg_idel_down_dq), .dbg_idel_up_dqs (dbg_idel_up_dqs), .dbg_idel_down_dqs (dbg_idel_down_dqs), .dbg_idel_up_gate (dbg_idel_up_gate), .dbg_idel_down_gate (dbg_idel_down_gate), .dbg_sel_idel_dq (dbg_sel_idel_dq), .dbg_sel_all_idel_dq (dbg_sel_all_idel_dq), .dbg_sel_idel_dqs (dbg_sel_idel_dqs), .dbg_sel_all_idel_dqs (dbg_sel_all_idel_dqs), .dbg_sel_idel_gate (dbg_sel_idel_gate), .dbg_sel_all_idel_gate (dbg_sel_all_idel_gate), .dbg_calib_done (dbg_calib_done), .dbg_calib_err (dbg_calib_err), .dbg_calib_dq_tap_cnt (dbg_calib_dq_tap_cnt), .dbg_calib_dqs_tap_cnt (dbg_calib_dqs_tap_cnt), .dbg_calib_gate_tap_cnt (dbg_calib_gate_tap_cnt), .dbg_calib_rd_data_sel (dbg_calib_rd_data_sel), .dbg_calib_rden_dly (dbg_calib_rden_dly), .dbg_calib_gate_dly (dbg_calib_gate_dly) ); ddr2_usr_top # ( .BANK_WIDTH (BANK_WIDTH), .COL_WIDTH (COL_WIDTH), .CS_BITS (CS_BITS), .DQ_WIDTH (DQ_WIDTH), .DQ_PER_DQS (DQ_PER_DQS), .DQS_WIDTH (DQS_WIDTH), .APPDATA_WIDTH (APPDATA_WIDTH), .ECC_ENABLE (ECC_ENABLE), .ROW_WIDTH (ROW_WIDTH) ) u_usr_top ( .clk0 (clk0), .clk90 (clk90), .rst0 (rst0), .rd_data_in_rise (rd_data_rise), .rd_data_in_fall (rd_data_fall), .phy_calib_rden (phy_calib_rden), .phy_calib_rden_sel(phy_calib_rden_sel), .rd_data_valid (rd_data_valid), .rd_ecc_error (rd_ecc_error), .rd_data_fifo_out (rd_data_fifo_out), .app_af_cmd (app_af_cmd), .app_af_addr (app_af_addr), .app_af_wren (app_af_wren), .ctrl_af_rden (ctrl_af_rden), .af_cmd (af_cmd), .af_addr (af_addr), .af_empty (af_empty), .app_af_afull (app_af_afull), .app_wdf_wren (app_wdf_wren), .app_wdf_data (app_wdf_data), .app_wdf_mask_data (app_wdf_mask_data), .wdf_rden (wdf_rden), .app_wdf_afull (app_wdf_afull), .wdf_data (wdf_data), .wdf_mask_data (wdf_mask_data) ); ddr2_ctrl # ( .BANK_WIDTH (BANK_WIDTH), .COL_WIDTH (COL_WIDTH), .CS_BITS (CS_BITS), .CS_NUM (CS_NUM), .ROW_WIDTH (ROW_WIDTH), .ADDITIVE_LAT (ADDITIVE_LAT), .BURST_LEN (BURST_LEN), .CAS_LAT (CAS_LAT), .ECC_ENABLE (ECC_ENABLE), .REG_ENABLE (REG_ENABLE), .MULTI_BANK_EN (MULTI_BANK_EN), .TWO_T_TIME_EN (TWO_T_TIME_EN), .TREFI_NS (TREFI_NS), .TRAS (TRAS), .TRCD (TRCD), .TRFC (TRFC), .TRP (TRP), .TRTP (TRTP), .TWR (TWR), .TWTR (TWTR), .CLK_PERIOD (CLK_PERIOD), .DDR_TYPE (DDR_TYPE) ) u_ctrl ( .clk (clk0), .rst (rst0), .af_cmd (af_cmd), .af_addr (af_addr), .af_empty (af_empty), .phy_init_done (phy_init_done), .ctrl_ref_flag (ctrl_ref_flag), .ctrl_af_rden (ctrl_af_rden), .ctrl_wren (ctrl_wren), .ctrl_rden (ctrl_rden), .ctrl_addr (ctrl_addr), .ctrl_ba (ctrl_ba), .ctrl_ras_n (ctrl_ras_n), .ctrl_cas_n (ctrl_cas_n), .ctrl_we_n (ctrl_we_n), .ctrl_cs_n (ctrl_cs_n) ); endmodule