projects / OpenSPARC-T2-DV / blame
| Commit | Line | Data |
|---|---|---|
| 86530b38 AT |
1 | // ========== Copyright Header Begin ========================================== |
| 2 | // | |
| 3 | // OpenSPARC T2 Processor File: sys_fbdimm4.v | |
| 4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
| 5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
| 6 | // | |
| 7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 8 | // | |
| 9 | // This program is free software; you can redistribute it and/or modify | |
| 10 | // it under the terms of the GNU General Public License as published by | |
| 11 | // the Free Software Foundation; version 2 of the License. | |
| 12 | // | |
| 13 | // This program is distributed in the hope that it will be useful, | |
| 14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | // GNU General Public License for more details. | |
| 17 | // | |
| 18 | // You should have received a copy of the GNU General Public License | |
| 19 | // along with this program; if not, write to the Free Software | |
| 20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 21 | // | |
| 22 | // For the avoidance of doubt, and except that if any non-GPL license | |
| 23 | // choice is available it will apply instead, Sun elects to use only | |
| 24 | // the General Public License version 2 (GPLv2) at this time for any | |
| 25 | // software where a choice of GPL license versions is made | |
| 26 | // available with the language indicating that GPLv2 or any later version | |
| 27 | // may be used, or where a choice of which version of the GPL is applied is | |
| 28 | // otherwise unspecified. | |
| 29 | // | |
| 30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
| 32 | // have any questions. | |
| 33 | // | |
| 34 | // ========== Copyright Header End ============================================ | |
| 35 | module sys_fbdimm4 ( ps , ps_bar, sn , sn_bar, pn, pn_bar, ss , ss_bar , // channel interface | |
| 36 | sclk); | |
| 37 | // Parameters | |
| 38 | parameter NB_LINK = 14; | |
| 39 | parameter SB_LINK = 10; | |
| 40 | ||
| 41 | // Inputs/Outputs | |
| 42 | output [NB_LINK-1:0] pn,pn_bar; // primary northbound | |
| 43 | input [NB_LINK-1:0] sn,sn_bar; // secondary northbound | |
| 44 | output [SB_LINK-1:0] ss,ss_bar; // secondary southbound | |
| 45 | input [SB_LINK-1:0] ps,ps_bar; // primary southbound | |
| 46 | input sclk; | |
| 47 | ||
| 48 | // internal registers/wires | |
| 49 | wire [NB_LINK-1:0] fbdimm0_sn,fbdimm1_sn,fbdimm2_sn,fbdimm3_sn; | |
| 50 | wire [SB_LINK-1:0] fbdimm0_ss,fbdimm1_ss,fbdimm2_ss,fbdimm3_ss; | |
| 51 | ||
| 52 | fbdimm #(NB_LINK,SB_LINK,0) fbdimm0 ( .ps (ps), | |
| 53 | .sn (fbdimm0_sn), | |
| 54 | .pn (pn), | |
| 55 | .ss (fbdimm0_ss), | |
| 56 | .sclk (sclk)); | |
| 57 | ||
| 58 | fbdimm #(NB_LINK,SB_LINK,1) fbdimm1 ( .ps (fbdimm0_ss), | |
| 59 | .sn (fbdimm1_sn), | |
| 60 | .pn (fbdimm0_sn), | |
| 61 | .ss (fbdimm1_ss), | |
| 62 | .sclk (sclk)); | |
| 63 | ||
| 64 | fbdimm #(NB_LINK,SB_LINK,2) fbdimm2 ( .ps (fbdimm1_ss), | |
| 65 | .sn (fbdimm2_sn), | |
| 66 | .pn (fbdimm1_sn), | |
| 67 | .ss (fbdimm2_ss), | |
| 68 | .sclk (sclk)); | |
| 69 | ||
| 70 | fbdimm #(NB_LINK,SB_LINK,3) fbdimm3 ( .ps (fbdimm2_ss), | |
| 71 | .sn (fbdimm3_sn), | |
| 72 | .pn (fbdimm2_sn), | |
| 73 | .ss (fbdimm3_ss), | |
| 74 | .sclk (sclk)); | |
| 75 | ||
| 76 | ||
| 77 | endmodule |