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[/] [versatile_mem_ctrl/] [trunk/] [bench/] [ddr/] [ddr2_module.v] - Rev 11
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/**************************************************************************************** * * File Name: ddr2_module.v * * Dependencies: ddr2.v, ddr2.v, ddr2_parameters.vh * * Description: Micron SDRAM DDR2 (Double Data Rate 2) module model * * Limitation: - SPD (Serial Presence-Detect) is not modeled * * Disclaimer This software code and all associated documentation, comments or other * of Warranty: information (collectively "Software") is provided "AS IS" without * warranty of any kind. MICRON TECHNOLOGY, INC. ("MTI") EXPRESSLY * DISCLAIMS ALL WARRANTIES EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED * TO, NONINFRINGEMENT OF THIRD PARTY RIGHTS, AND ANY IMPLIED WARRANTIES * OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. MTI DOES NOT * WARRANT THAT THE SOFTWARE WILL MEET YOUR REQUIREMENTS, OR THAT THE * OPERATION OF THE SOFTWARE WILL BE UNINTERRUPTED OR ERROR-FREE. * FURTHERMORE, MTI DOES NOT MAKE ANY REPRESENTATIONS REGARDING THE USE OR * THE RESULTS OF THE USE OF THE SOFTWARE IN TERMS OF ITS CORRECTNESS, * ACCURACY, RELIABILITY, OR OTHERWISE. THE ENTIRE RISK ARISING OUT OF USE * OR PERFORMANCE OF THE SOFTWARE REMAINS WITH YOU. IN NO EVENT SHALL MTI, * ITS AFFILIATED COMPANIES OR THEIR SUPPLIERS BE LIABLE FOR ANY DIRECT, * INDIRECT, CONSEQUENTIAL, INCIDENTAL, OR SPECIAL DAMAGES (INCLUDING, * WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, * OR LOSS OF INFORMATION) ARISING OUT OF YOUR USE OF OR INABILITY TO USE * THE SOFTWARE, EVEN IF MTI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH * DAMAGES. Because some jurisdictions prohibit the exclusion or * limitation of liability for consequential or incidental damages, the * above limitation may not apply to you. * * Copyright 2003 Micron Technology, Inc. All rights reserved. * ****************************************************************************************/ `timescale 1ps / 1ps module ddr2_module ( `ifdef SODIMM `else reset_n, cb , `endif ck , ck_n , cke , s_n , ras_n , cas_n , we_n , ba , addr , odt , dqs , dqs_n , dq , scl , sa , sda ); `include "ddr2_parameters.vh" input [1:0] cke ; input ras_n ; input cas_n ; input we_n ; input [2:0] ba ; input [15:0] addr ; input [1:0] odt ; inout [17:0] dqs ; inout [17:0] dqs_n ; inout [63:0] dq ; input scl ; // no connect inout sda ; // no connect `ifdef QUAD_RANK initial if (DEBUG) $display("%m: Quad Rank"); `else `ifdef DUAL_RANK initial if (DEBUG) $display("%m: Dual Rank"); `else initial if (DEBUG) $display("%m: Single Rank"); `endif `endif `ifdef ECC initial if (DEBUG) $display("%m: ECC"); `ifdef SODIMM initial begin $display("%m ERROR: ECC is not available on SODIMM configurations"); if (STOP_ON_ERROR) $stop(0); end `endif `else initial if (DEBUG) $display("%m: non ECC"); `endif `ifdef RDIMM initial if (DEBUG) $display("%m: RDIMM"); input reset_n; input ck ; input ck_n ; input [3:0] s_n ; inout [7:0] cb ; input [2:0] sa ; // no connect wire [5:0] rck = {6{ck}}; wire [5:0] rck_n = {6{ck_n}}; reg [3:0] rs_n ; reg rras_n ; reg rcas_n ; reg rwe_n ; reg [2:0] rba ; reg [15:0] raddr ; reg [3:0] rcke ; reg [3:0] rodt ; always @(negedge reset_n or posedge ck) begin if (!reset_n) begin rs_n <= #(500) 0; rras_n <= #(500) 0; rcas_n <= #(500) 0; rwe_n <= #(500) 0; rba <= #(500) 0; raddr <= #(500) 0; rcke <= #(500) 0; rodt <= #(500) 0; end else begin rs_n <= #(500) s_n ; rras_n <= #(500) ras_n; rcas_n <= #(500) cas_n; rwe_n <= #(500) we_n ; rba <= #(500) ba ; raddr <= #(500) addr ; `ifdef QUAD_RANK rcke <= #(500) {{2{cke[1]}}, {2{cke[0]}}}; rodt <= #(500) {{2{odt[1]}}, {2{odt[0]}}}; `else rcke <= #(500) {2'b00, cke}; rodt <= #(500) {2'b00, odt}; `endif end end `else `ifdef SODIMM initial if (DEBUG) $display("%m: SODIMM"); input [1:0] ck ; input [1:0] ck_n ; input [1:0] s_n ; input [1:0] sa ; // no connect wire [7:0] cb; wire [5:0] rck = {{3{ck[1]}}, {3{ck[0]}}}; wire [5:0] rck_n = {{3{ck_n[1]}}, {3{ck_n[0]}}}; `else initial if (DEBUG) $display("%m: UDIMM"); input reset_n; input [2:0] ck ; input [2:0] ck_n ; input [1:0] s_n ; inout [7:0] cb ; input [2:0] sa ; // no connect wire [5:0] rck = {2{ck}}; wire [5:0] rck_n = {2{ck_n}}; `endif wire [2:0] rba = ba ; wire [15:0] raddr = addr ; wire rras_n = ras_n; wire rcas_n = cas_n; wire rwe_n = we_n ; `ifdef QUAD_RANK wire [3:0] rs_n = {{2{s_n[1]}}, {2{s_n[0]}}}; wire [3:0] rcke = {{2{cke[1]}}, {2{cke[0]}}}; wire [3:0] rodt = {{2{odt[1]}}, {2{odt[0]}}}; `else wire [3:0] rs_n = {2'b00, s_n}; wire [3:0] rcke = {2'b00, cke}; wire [3:0] rodt = {2'b00, odt}; `endif `endif wire [15:0] rcb = {8'b0, cb}; wire zero = 1'b0; wire one = 1'b1; //ddr2 (ck , ck_n , cke , cs_n , ras_n , cas_n , we_n , dm_rdqs , ba , addr , dq , dqs , dqs_n , rdqs_n , odt ); `ifdef x4 initial if (DEBUG) $display("%m: Component Width = x4"); ddr2 U1R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 3: 0], dqs[ 0] , dqs_n[ 0], , rodt[0]); ddr2 U2R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [11: 8], dqs[ 1] , dqs_n[ 1], , rodt[0]); ddr2 U3R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [19:16], dqs[ 2] , dqs_n[ 2], , rodt[0]); ddr2 U4R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [27:24], dqs[ 3] , dqs_n[ 3], , rodt[0]); ddr2 U6R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [35:32], dqs[ 4] , dqs_n[ 4], , rodt[0]); ddr2 U7R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [43:40], dqs[ 5] , dqs_n[ 5], , rodt[0]); ddr2 U8R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [51:48], dqs[ 6] , dqs_n[ 6], , rodt[0]); ddr2 U9R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [59:56], dqs[ 7] , dqs_n[ 7], , rodt[0]); `ifdef ECC ddr2 U5R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 3: 0], dqs[ 8] , dqs_n[ 8], , rodt[0]); `endif ddr2 U18R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 7: 4], dqs[ 9] , dqs_n[ 9], , rodt[0]); ddr2 U17R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [15:12], dqs[ 10] , dqs_n[ 10], , rodt[0]); ddr2 U16R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [23:20], dqs[ 11] , dqs_n[ 11], , rodt[0]); ddr2 U15R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [31:28], dqs[ 12] , dqs_n[ 12], , rodt[0]); ddr2 U13R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [39:36], dqs[ 13] , dqs_n[ 13], , rodt[0]); ddr2 U12R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [47:44], dqs[ 14] , dqs_n[ 14], , rodt[0]); ddr2 U11R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [55:52], dqs[ 15] , dqs_n[ 15], , rodt[0]); ddr2 U10R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [63:60], dqs[ 16] , dqs_n[ 16], , rodt[0]); `ifdef ECC ddr2 U14R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 4], dqs[ 17] , dqs_n[ 17], , rodt[0]); `endif `ifdef DUAL_RANK ddr2 U1R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 3: 0], dqs[ 0] , dqs_n[ 0], , rodt[1]); ddr2 U2R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [11: 8], dqs[ 1] , dqs_n[ 1], , rodt[1]); ddr2 U3R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [19:16], dqs[ 2] , dqs_n[ 2], , rodt[1]); ddr2 U4R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [27:24], dqs[ 3] , dqs_n[ 3], , rodt[1]); ddr2 U6R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [35:32], dqs[ 4] , dqs_n[ 4], , rodt[1]); ddr2 U7R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [43:40], dqs[ 5] , dqs_n[ 5], , rodt[1]); ddr2 U8R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [51:48], dqs[ 6] , dqs_n[ 6], , rodt[1]); ddr2 U9R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [59:56], dqs[ 7] , dqs_n[ 7], , rodt[1]); `ifdef ECC ddr2 U5R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 3: 0], dqs[ 8] , dqs_n[ 8], , rodt[1]); `endif ddr2 U18R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 7: 4], dqs[ 9] , dqs_n[ 9], , rodt[1]); ddr2 U17R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [15:12], dqs[ 10] , dqs_n[ 10], , rodt[1]); ddr2 U16R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [23:20], dqs[ 11] , dqs_n[ 11], , rodt[1]); ddr2 U15R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [31:28], dqs[ 12] , dqs_n[ 12], , rodt[1]); ddr2 U13R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [39:36], dqs[ 13] , dqs_n[ 13], , rodt[1]); ddr2 U12R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [47:44], dqs[ 14] , dqs_n[ 14], , rodt[1]); ddr2 U11R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [55:52], dqs[ 15] , dqs_n[ 15], , rodt[1]); ddr2 U10R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [63:60], dqs[ 16] , dqs_n[ 16], , rodt[1]); `ifdef ECC ddr2 U14R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 4], dqs[ 17] , dqs_n[ 17], , rodt[1]); `endif `endif `ifdef QUAD_RANK ddr2 U1R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 3: 0], dqs[ 0] , dqs_n[ 0], , rodt[2]); ddr2 U2R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [11: 8], dqs[ 1] , dqs_n[ 1], , rodt[2]); ddr2 U3R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [19:16], dqs[ 2] , dqs_n[ 2], , rodt[2]); ddr2 U4R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [27:24], dqs[ 3] , dqs_n[ 3], , rodt[2]); ddr2 U6R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [35:32], dqs[ 4] , dqs_n[ 4], , rodt[2]); ddr2 U7R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [43:40], dqs[ 5] , dqs_n[ 5], , rodt[2]); ddr2 U8R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [51:48], dqs[ 6] , dqs_n[ 6], , rodt[2]); ddr2 U9R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [59:56], dqs[ 7] , dqs_n[ 7], , rodt[2]); `ifdef ECC ddr2 U5R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 3: 0], dqs[ 8] , dqs_n[ 8], , rodt[2]); `endif ddr2 U18R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 7: 4], dqs[ 9] , dqs_n[ 9], , rodt[2]); ddr2 U17R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [15:12], dqs[ 10] , dqs_n[ 10], , rodt[2]); ddr2 U16R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [23:20], dqs[ 11] , dqs_n[ 11], , rodt[2]); ddr2 U15R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [31:28], dqs[ 12] , dqs_n[ 12], , rodt[2]); ddr2 U13R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [39:36], dqs[ 13] , dqs_n[ 13], , rodt[2]); ddr2 U12R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [47:44], dqs[ 14] , dqs_n[ 14], , rodt[2]); ddr2 U11R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [55:52], dqs[ 15] , dqs_n[ 15], , rodt[2]); ddr2 U10R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [63:60], dqs[ 16] , dqs_n[ 16], , rodt[2]); `ifdef ECC ddr2 U14R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 4], dqs[ 17] , dqs_n[ 17], , rodt[2]); `endif ddr2 U1R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 3: 0], dqs[ 0] , dqs_n[ 0], , rodt[3]); ddr2 U2R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [11: 8], dqs[ 1] , dqs_n[ 1], , rodt[3]); ddr2 U3R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [19:16], dqs[ 2] , dqs_n[ 2], , rodt[3]); ddr2 U4R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [27:24], dqs[ 3] , dqs_n[ 3], , rodt[3]); ddr2 U6R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [35:32], dqs[ 4] , dqs_n[ 4], , rodt[3]); ddr2 U7R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [43:40], dqs[ 5] , dqs_n[ 5], , rodt[3]); ddr2 U8R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [51:48], dqs[ 6] , dqs_n[ 6], , rodt[3]); ddr2 U9R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [59:56], dqs[ 7] , dqs_n[ 7], , rodt[3]); `ifdef ECC ddr2 U5R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 3: 0], dqs[ 8] , dqs_n[ 8], , rodt[3]); `endif ddr2 U18R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [ 7: 4], dqs[ 9] , dqs_n[ 9], , rodt[3]); ddr2 U17R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [15:12], dqs[ 10] , dqs_n[ 10], , rodt[3]); ddr2 U16R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [23:20], dqs[ 11] , dqs_n[ 11], , rodt[3]); ddr2 U15R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [31:28], dqs[ 12] , dqs_n[ 12], , rodt[3]); ddr2 U13R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [39:36], dqs[ 13] , dqs_n[ 13], , rodt[3]); ddr2 U12R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [47:44], dqs[ 14] , dqs_n[ 14], , rodt[3]); ddr2 U11R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [55:52], dqs[ 15] , dqs_n[ 15], , rodt[3]); ddr2 U10R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], dq [63:60], dqs[ 16] , dqs_n[ 16], , rodt[3]); `ifdef ECC ddr2 U14R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, zero , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 4], dqs[ 17] , dqs_n[ 17], , rodt[3]); `endif `endif `else `ifdef x8 initial if (DEBUG) $display("%m: Component Width = x8"); ddr2 U1R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[ 9] , rba, raddr[ADDR_BITS-1:0], dq [ 7: 0], dqs[ 0] , dqs_n[ 0], dqs_n[ 9], rodt[0]); ddr2 U2R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[10] , rba, raddr[ADDR_BITS-1:0], dq [15: 8], dqs[ 1] , dqs_n[ 1], dqs_n[10], rodt[0]); ddr2 U3R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[11] , rba, raddr[ADDR_BITS-1:0], dq [23:16], dqs[ 2] , dqs_n[ 2], dqs_n[11], rodt[0]); ddr2 U4R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[12] , rba, raddr[ADDR_BITS-1:0], dq [31:24], dqs[ 3] , dqs_n[ 3], dqs_n[12], rodt[0]); ddr2 U6R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[13] , rba, raddr[ADDR_BITS-1:0], dq [39:32], dqs[ 4] , dqs_n[ 4], dqs_n[13], rodt[0]); ddr2 U7R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[14] , rba, raddr[ADDR_BITS-1:0], dq [47:40], dqs[ 5] , dqs_n[ 5], dqs_n[14], rodt[0]); ddr2 U8R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[15] , rba, raddr[ADDR_BITS-1:0], dq [55:48], dqs[ 6] , dqs_n[ 6], dqs_n[15], rodt[0]); ddr2 U9R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[16] , rba, raddr[ADDR_BITS-1:0], dq [63:56], dqs[ 7] , dqs_n[ 7], dqs_n[16], rodt[0]); `ifdef ECC ddr2 U5R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[17] , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 0], dqs[ 8] , dqs_n[ 8], dqs_n[17], rodt[0]); `endif `ifdef DUAL_RANK ddr2 U1R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[ 9] , rba, raddr[ADDR_BITS-1:0], dq [ 7: 0], dqs[ 0] , dqs_n[ 0], dqs_n[ 9], rodt[1]); ddr2 U2R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[10] , rba, raddr[ADDR_BITS-1:0], dq [15: 8], dqs[ 1] , dqs_n[ 1], dqs_n[10], rodt[1]); ddr2 U3R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[11] , rba, raddr[ADDR_BITS-1:0], dq [23:16], dqs[ 2] , dqs_n[ 2], dqs_n[11], rodt[1]); ddr2 U4R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[12] , rba, raddr[ADDR_BITS-1:0], dq [31:24], dqs[ 3] , dqs_n[ 3], dqs_n[12], rodt[1]); ddr2 U6R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[13] , rba, raddr[ADDR_BITS-1:0], dq [39:32], dqs[ 4] , dqs_n[ 4], dqs_n[13], rodt[1]); ddr2 U7R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[14] , rba, raddr[ADDR_BITS-1:0], dq [47:40], dqs[ 5] , dqs_n[ 5], dqs_n[14], rodt[1]); ddr2 U8R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[15] , rba, raddr[ADDR_BITS-1:0], dq [55:48], dqs[ 6] , dqs_n[ 6], dqs_n[15], rodt[1]); ddr2 U9R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[16] , rba, raddr[ADDR_BITS-1:0], dq [63:56], dqs[ 7] , dqs_n[ 7], dqs_n[16], rodt[1]); `ifdef ECC ddr2 U5R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[17] , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 0], dqs[ 8] , dqs_n[ 8], dqs_n[17], rodt[1]); `endif `endif `ifdef QUAD_RANK ddr2 U1R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[ 9] , rba, raddr[ADDR_BITS-1:0], dq [ 7: 0], dqs[ 0] , dqs_n[ 0], dqs_n[ 9], rodt[2]); ddr2 U2R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[10] , rba, raddr[ADDR_BITS-1:0], dq [15: 8], dqs[ 1] , dqs_n[ 1], dqs_n[10], rodt[2]); ddr2 U3R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[11] , rba, raddr[ADDR_BITS-1:0], dq [23:16], dqs[ 2] , dqs_n[ 2], dqs_n[11], rodt[2]); ddr2 U4R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[12] , rba, raddr[ADDR_BITS-1:0], dq [31:24], dqs[ 3] , dqs_n[ 3], dqs_n[12], rodt[2]); ddr2 U6R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[13] , rba, raddr[ADDR_BITS-1:0], dq [39:32], dqs[ 4] , dqs_n[ 4], dqs_n[13], rodt[2]); ddr2 U7R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[14] , rba, raddr[ADDR_BITS-1:0], dq [47:40], dqs[ 5] , dqs_n[ 5], dqs_n[14], rodt[2]); ddr2 U8R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[15] , rba, raddr[ADDR_BITS-1:0], dq [55:48], dqs[ 6] , dqs_n[ 6], dqs_n[15], rodt[2]); ddr2 U9R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[16] , rba, raddr[ADDR_BITS-1:0], dq [63:56], dqs[ 7] , dqs_n[ 7], dqs_n[16], rodt[2]); `ifdef ECC ddr2 U5R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[17] , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 0], dqs[ 8] , dqs_n[ 8], dqs_n[17], rodt[2]); `endif ddr2 U1R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[ 9] , rba, raddr[ADDR_BITS-1:0], dq [ 7: 0], dqs[ 0] , dqs_n[ 0], dqs_n[ 9], rodt[3]); ddr2 U2R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[10] , rba, raddr[ADDR_BITS-1:0], dq [15: 8], dqs[ 1] , dqs_n[ 1], dqs_n[10], rodt[3]); ddr2 U3R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[11] , rba, raddr[ADDR_BITS-1:0], dq [23:16], dqs[ 2] , dqs_n[ 2], dqs_n[11], rodt[3]); ddr2 U4R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[12] , rba, raddr[ADDR_BITS-1:0], dq [31:24], dqs[ 3] , dqs_n[ 3], dqs_n[12], rodt[3]); ddr2 U6R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[13] , rba, raddr[ADDR_BITS-1:0], dq [39:32], dqs[ 4] , dqs_n[ 4], dqs_n[13], rodt[3]); ddr2 U7R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[14] , rba, raddr[ADDR_BITS-1:0], dq [47:40], dqs[ 5] , dqs_n[ 5], dqs_n[14], rodt[3]); ddr2 U8R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[15] , rba, raddr[ADDR_BITS-1:0], dq [55:48], dqs[ 6] , dqs_n[ 6], dqs_n[15], rodt[3]); ddr2 U9R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[16] , rba, raddr[ADDR_BITS-1:0], dq [63:56], dqs[ 7] , dqs_n[ 7], dqs_n[16], rodt[3]); `ifdef ECC ddr2 U5R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[17] , rba, raddr[ADDR_BITS-1:0], rcb[ 7: 0], dqs[ 8] , dqs_n[ 8], dqs_n[17], rodt[3]); `endif `endif `else `ifdef x16 initial if (DEBUG) $display("%m: Component Width = x16"); ddr2 U1R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[10: 9] , rba, raddr[ADDR_BITS-1:0], dq [15: 0], dqs[1:0] , dqs_n[1:0], , rodt[0]); ddr2 U2R0 (rck[1], rck_n[1], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[12:11] , rba, raddr[ADDR_BITS-1:0], dq [31:16], dqs[3:2] , dqs_n[3:2], , rodt[0]); ddr2 U4R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[14:13] , rba, raddr[ADDR_BITS-1:0], dq [47:32], dqs[5:4] , dqs_n[5:4], , rodt[0]); ddr2 U5R0 (rck[2], rck_n[2], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, dqs[16:15] , rba, raddr[ADDR_BITS-1:0], dq [63:48], dqs[7:6] , dqs_n[7:6], , rodt[0]); `ifdef ECC ddr2 U3R0 (rck[0], rck_n[0], rcke[0], rs_n[0], rras_n, rcas_n, rwe_n, {one, dqs[17]}, rba, raddr[ADDR_BITS-1:0], rcb[15: 0], {zero, dqs[8]}, {one, dqs_n[8]}, , rodt[0]); `endif `ifdef DUAL_RANK ddr2 U1R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[10: 9] , rba, raddr[ADDR_BITS-1:0], dq [15: 0], dqs[1:0] , dqs_n[1:0], , rodt[1]); ddr2 U2R1 (rck[4], rck_n[4], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[12:11] , rba, raddr[ADDR_BITS-1:0], dq [31:16], dqs[3:2] , dqs_n[3:2], , rodt[1]); ddr2 U4R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[14:13] , rba, raddr[ADDR_BITS-1:0], dq [47:32], dqs[5:4] , dqs_n[5:4], , rodt[1]); ddr2 U5R1 (rck[5], rck_n[5], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, dqs[16:15] , rba, raddr[ADDR_BITS-1:0], dq [63:48], dqs[7:6] , dqs_n[7:6], , rodt[1]); `ifdef ECC ddr2 U3R1 (rck[3], rck_n[3], rcke[1], rs_n[1], rras_n, rcas_n, rwe_n, {one, dqs[17]}, rba, raddr[ADDR_BITS-1:0], rcb[15: 0], {zero, dqs[8]}, {one, dqs_n[8]}, , rodt[1]); `endif `endif `ifdef QUAD_RANK ddr2 U1R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[10: 9] , rba, raddr[ADDR_BITS-1:0], dq [15: 0], dqs[1:0] , dqs_n[1:0], , rodt[2]); ddr2 U2R2 (rck[1], rck_n[1], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[12:11] , rba, raddr[ADDR_BITS-1:0], dq [31:16], dqs[3:2] , dqs_n[3:2], , rodt[2]); ddr2 U4R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[14:13] , rba, raddr[ADDR_BITS-1:0], dq [47:32], dqs[5:4] , dqs_n[5:4], , rodt[2]); ddr2 U5R2 (rck[2], rck_n[2], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, dqs[16:15] , rba, raddr[ADDR_BITS-1:0], dq [63:48], dqs[7:6] , dqs_n[7:6], , rodt[2]); `ifdef ECC ddr2 U3R2 (rck[0], rck_n[0], rcke[2], rs_n[2], rras_n, rcas_n, rwe_n, {one, dqs[17]}, rba, raddr[ADDR_BITS-1:0], rcb[15: 0], {zero, dqs[8]}, {one, dqs_n[8]}, , rodt[2]); `endif ddr2 U1R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[10: 9] , rba, raddr[ADDR_BITS-1:0], dq [15: 0], dqs[1:0] , dqs_n[1:0], , rodt[3]); ddr2 U2R3 (rck[4], rck_n[4], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[12:11] , rba, raddr[ADDR_BITS-1:0], dq [31:16], dqs[3:2] , dqs_n[3:2], , rodt[3]); ddr2 U4R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[14:13] , rba, raddr[ADDR_BITS-1:0], dq [47:32], dqs[5:4] , dqs_n[5:4], , rodt[3]); ddr2 U5R3 (rck[5], rck_n[5], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, dqs[16:15] , rba, raddr[ADDR_BITS-1:0], dq [63:48], dqs[7:6] , dqs_n[7:6], , rodt[3]); `ifdef ECC ddr2 U3R3 (rck[3], rck_n[3], rcke[3], rs_n[3], rras_n, rcas_n, rwe_n, {one, dqs[17]}, rba, raddr[ADDR_BITS-1:0], rcb[15: 0], {zero, dqs[8]}, {one, dqs_n[8]}, , rodt[3]); `endif `endif `endif `endif `endif endmodule