projects / OpenSPARC-T2-DV / blame
| Commit | Line | Data |
|---|---|---|
| 86530b38 AT |
1 | // ========== Copyright Header Begin ========================================== |
| 2 | // | |
| 3 | // OpenSPARC T2 Processor File: sys_fbdimm8.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_fbdimm8 ( 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 [NB_LINK-1:0] fbdimm4_sn,fbdimm5_sn,fbdimm6_sn,fbdimm7_sn; | |
| 51 | wire [SB_LINK-1:0] fbdimm0_ss,fbdimm1_ss,fbdimm2_ss,fbdimm3_ss; | |
| 52 | wire [SB_LINK-1:0] fbdimm4_ss,fbdimm5_ss,fbdimm6_ss,fbdimm7_ss; | |
| 53 | wire [SB_LINK-1:0] fbdimm0_ss_bar,fbdimm1_ss_bar,fbdimm2_ss_bar,fbdimm3_ss_bar; | |
| 54 | wire [SB_LINK-1:0] fbdimm4_ss_bar,fbdimm5_ss_bar,fbdimm6_ss_bar,fbdimm7_ss_bar; | |
| 55 | ||
| 56 | fbdimm #(NB_LINK,SB_LINK,0) fbdimm0 ( .ps (ps), | |
| 57 | .ps_bar (ps_bar), | |
| 58 | .sn (fbdimm0_sn), | |
| 59 | .pn (pn), | |
| 60 | .ss (fbdimm0_ss), | |
| 61 | .ss_bar (fbdimm0_ss_bar), | |
| 62 | .sclk (sclk)); | |
| 63 | ||
| 64 | fbdimm #(NB_LINK,SB_LINK,1) fbdimm1 ( .ps (fbdimm0_ss), | |
| 65 | .ps_bar (fbdimm0_ss_bar), | |
| 66 | .sn (fbdimm1_sn), | |
| 67 | .pn (fbdimm0_sn), | |
| 68 | .ss (fbdimm1_ss), | |
| 69 | .ss_bar (fbdimm1_ss_bar), | |
| 70 | .sclk (sclk)); | |
| 71 | ||
| 72 | fbdimm #(NB_LINK,SB_LINK,2) fbdimm2 ( .ps (fbdimm1_ss), | |
| 73 | .ps_bar (fbdimm1_ss_bar), | |
| 74 | .sn (fbdimm2_sn), | |
| 75 | .pn (fbdimm1_sn), | |
| 76 | .ss (fbdimm2_ss), | |
| 77 | .ss_bar (fbdimm2_ss_bar), | |
| 78 | .sclk (sclk)); | |
| 79 | ||
| 80 | fbdimm #(NB_LINK,SB_LINK,3) fbdimm3 ( .ps (fbdimm2_ss), | |
| 81 | .ps_bar ( fbdimm2_ss_bar), | |
| 82 | .sn (fbdimm3_sn), | |
| 83 | .pn (fbdimm2_sn), | |
| 84 | .ss (fbdimm3_ss), | |
| 85 | .ss_bar (fbdimm3_ss_bar), | |
| 86 | .sclk (sclk)); | |
| 87 | ||
| 88 | fbdimm #(NB_LINK,SB_LINK,4) fbdimm4 ( .ps (fbdimm3_ss), | |
| 89 | .ps_bar (fbdimm3_ss_bar), | |
| 90 | .sn (fbdimm4_sn), | |
| 91 | .pn (fbdimm3_sn), | |
| 92 | .ss (fbdimm4_ss), | |
| 93 | .ss_bar (fbdimm4_ss_bar), | |
| 94 | .sclk (sclk)); | |
| 95 | ||
| 96 | ||
| 97 | fbdimm #(NB_LINK,SB_LINK,5) fbdimm5 ( .ps (fbdimm4_ss), | |
| 98 | .ps_bar (fbdimm4_ss_bar), | |
| 99 | .sn (fbdimm5_sn), | |
| 100 | .pn (fbdimm4_sn), | |
| 101 | .ss (fbdimm5_ss), | |
| 102 | .ss_bar (fbdimm5_ss_bar), | |
| 103 | .sclk (sclk)); | |
| 104 | ||
| 105 | fbdimm #(NB_LINK,SB_LINK,6) fbdimm6 ( .ps (fbdimm5_ss), | |
| 106 | .ps_bar (fbdimm5_ss_bar ), | |
| 107 | .sn (fbdimm6_sn), | |
| 108 | .pn (fbdimm5_sn), | |
| 109 | .ss (fbdimm6_ss), | |
| 110 | .ss_bar (fbdimm6_ss_bar), | |
| 111 | .sclk (sclk)); | |
| 112 | ||
| 113 | fbdimm #(NB_LINK,SB_LINK,7) fbdimm7 ( .ps (fbdimm6_ss), | |
| 114 | .ps_bar (fbdimm6_ss_bar), | |
| 115 | .sn (fbdimm7_sn), | |
| 116 | .pn (fbdimm6_sn), | |
| 117 | .ss (fbdimm7_ss), | |
| 118 | .ss_bar (fbdimm7_ss_bar), | |
| 119 | .sclk (sclk)); | |
| 120 | ||
| 121 | ||
| 122 | endmodule |