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wsong0210 |
/*
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Asynchronous SDM NoC
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(C)2011 Wei Song
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Advanced Processor Technologies Group
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Computer Science, the Univ. of Manchester, UK
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Authors:
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Wei Song wsong83@gmail.com
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License: LGPL 3.0 or later
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The mesh network for simulation.
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History:
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03/03/2011 Initial version. <wsong83@gmail.com>
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04/03/2011 Support VC. <wsong83@gmail.com>
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05/06/2011 Clean up for opensource. <wsong83@gmail.com>
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*/
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// the router structure definitions
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`include "define.v"
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module noc_top(/*AUTOARG*/
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// Inputs
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rst_n
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);
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input rst_n;
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parameter DW = 32;
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parameter VCN = 1;
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parameter FT = 3;
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parameter DIMX = 8;
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parameter DIMY = 8;
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parameter SCN = DW/2;
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wire [DIMX-1:0][DIMY-1:0][3:0][SCN-1:0] di0, di1, di2, di3;
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wire [DIMX-1:0][DIMY-1:0][3:0][SCN-1:0] do0, do1, do2, do3;
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wire [DIMX-1:0][DIMY-1:0][3:0] dia, doa;
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wire [DIMX-1:0][DIMY-1:0][3:0][FT-1:0] dift, doft;
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wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] divc, dovc;
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wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] dic, doc;
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wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] dica, doca;
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genvar x, y;
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generate for(x=0; x<DIMX; x++) begin: DX
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for(y=0; y<DIMY; y++) begin: DY
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node_top #(.DW(DW), .VCN(VCN), .FT(FT), .x(x), .y(y))
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NN (
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.si0 (di0[x][y][0]), .si1 (di1[x][y][0]), .si2 (di2[x][y][0]), .si3 (di3[x][y][0]), .sia (dia[x][y][0]), .sift(dift[x][y][0]), .sivc(divc[x][y][0]), .sic(dic[x][y][0]), .sica(dica[x][y][0]),
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.wi0 (di0[x][y][1]), .wi1 (di1[x][y][1]), .wi2 (di2[x][y][1]), .wi3 (di3[x][y][1]), .wia (dia[x][y][1]), .wift(dift[x][y][1]), .wivc(divc[x][y][1]), .wic(dic[x][y][1]), .wica(dica[x][y][1]),
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.ni0 (di0[x][y][2]), .ni1 (di1[x][y][2]), .ni2 (di2[x][y][2]), .ni3 (di3[x][y][2]), .nia (dia[x][y][2]), .nift(dift[x][y][2]), .nivc(divc[x][y][2]), .nic(dic[x][y][2]), .nica(dica[x][y][2]),
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.ei0 (di0[x][y][3]), .ei1 (di1[x][y][3]), .ei2 (di2[x][y][3]), .ei3 (di3[x][y][3]), .eia (dia[x][y][3]), .eift(dift[x][y][3]), .eivc(divc[x][y][3]), .eic(dic[x][y][3]), .eica(dica[x][y][3]),
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.so0 (do0[x][y][0]), .so1 (do1[x][y][0]), .so2 (do2[x][y][0]), .so3 (do3[x][y][0]), .soa (doa[x][y][0]), .soft(doft[x][y][0]), .sovc(dovc[x][y][0]), .soc(doc[x][y][0]), .soca(doca[x][y][0]),
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.wo0 (do0[x][y][1]), .wo1 (do1[x][y][1]), .wo2 (do2[x][y][1]), .wo3 (do3[x][y][1]), .woa (doa[x][y][1]), .woft(doft[x][y][1]), .wovc(dovc[x][y][1]), .woc(doc[x][y][1]), .woca(doca[x][y][1]),
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.no0 (do0[x][y][2]), .no1 (do1[x][y][2]), .no2 (do2[x][y][2]), .no3 (do3[x][y][2]), .noa (doa[x][y][2]), .noft(doft[x][y][2]), .novc(dovc[x][y][2]), .noc(doc[x][y][2]), .noca(doca[x][y][2]),
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.eo0 (do0[x][y][3]), .eo1 (do1[x][y][3]), .eo2 (do2[x][y][3]), .eo3 (do3[x][y][3]), .eoa (doa[x][y][3]), .eoft(doft[x][y][3]), .eovc(dovc[x][y][3]), .eoc(doc[x][y][3]), .eoca(doca[x][y][3]),
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.rst_n(rst_n)
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);
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// north link
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if(x==0) begin
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assign di0[x][y][2] = do0[x][y][2];
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assign di1[x][y][2] = do1[x][y][2];
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assign di2[x][y][2] = do2[x][y][2];
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assign di3[x][y][2] = do3[x][y][2];
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assign doa[x][y][2] = dia[x][y][2];
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assign dift[x][y][2] = doft[x][y][2];
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assign divc[x][y][2] = dovc[x][y][2];
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assign doc[x][y][2] = dic[x][y][2];
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assign dica[x][y][2] = doca[x][y][2];
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end else begin
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assign di0[x][y][2] = do0[x-1][y][0];
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assign di1[x][y][2] = do1[x-1][y][0];
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assign di2[x][y][2] = do2[x-1][y][0];
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assign di3[x][y][2] = do3[x-1][y][0];
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assign doa[x-1][y][0] = dia[x][y][2];
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assign dift[x][y][2] = doft[x-1][y][0];
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assign divc[x][y][2] = dovc[x-1][y][0];
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assign doc[x-1][y][0] = dic[x][y][2];
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assign dica[x][y][2] = doca[x-1][y][0];
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end
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// south link
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if(x==DIMX-1) begin
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assign di0[x][y][0] = do0[x][y][0];
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assign di1[x][y][0] = do1[x][y][0];
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assign di2[x][y][0] = do2[x][y][0];
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assign di3[x][y][0] = do3[x][y][0];
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assign doa[x][y][0] = dia[x][y][0];
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assign dift[x][y][0] = doft[x][y][0];
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assign divc[x][y][0] = dovc[x][y][0];
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assign doc[x][y][0] = dic[x][y][0];
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assign dica[x][y][0] = doca[x][y][0];
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end else begin
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assign di0[x][y][0] = do0[x+1][y][2];
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assign di1[x][y][0] = do1[x+1][y][2];
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assign di2[x][y][0] = do2[x+1][y][2];
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assign di3[x][y][0] = do3[x+1][y][2];
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assign doa[x+1][y][2] = dia[x][y][0];
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assign dift[x][y][0] = doft[x+1][y][2];
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assign divc[x][y][0] = dovc[x+1][y][2];
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assign doc[x+1][y][2] = dic[x][y][0];
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assign dica[x][y][0] = doca[x+1][y][2];
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end
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// west link
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if(y==0) begin
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assign di0[x][y][1] = do0[x][y][1];
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assign di1[x][y][1] = do1[x][y][1];
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assign di2[x][y][1] = do2[x][y][1];
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assign di3[x][y][1] = do3[x][y][1];
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assign doa[x][y][1] = dia[x][y][1];
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assign dift[x][y][1] = doft[x][y][1];
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assign divc[x][y][1] = dovc[x][y][1];
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assign doc[x][y][1] = dic[x][y][1];
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assign dica[x][y][1] = doca[x][y][1];
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end else begin
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assign di0[x][y][1] = do0[x][y-1][3];
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assign di1[x][y][1] = do1[x][y-1][3];
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assign di2[x][y][1] = do2[x][y-1][3];
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assign di3[x][y][1] = do3[x][y-1][3];
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assign doa[x][y-1][3] = dia[x][y][1];
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assign dift[x][y][1] = doft[x][y-1][3];
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assign divc[x][y][1] = dovc[x][y-1][3];
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assign doc[x][y-1][3] = dic[x][y][1];
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assign dica[x][y][1] = doca[x][y-1][3];
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end // else: !if(y==0)
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// east link
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if(y==DIMY-1) begin
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assign di0[x][y][3] = do0[x][y][3];
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assign di1[x][y][3] = do1[x][y][3];
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assign di2[x][y][3] = do2[x][y][3];
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assign di3[x][y][3] = do3[x][y][3];
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assign doa[x][y][3] = dia[x][y][3];
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assign dift[x][y][3] = doft[x][y][3];
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assign divc[x][y][3] = dovc[x][y][3];
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assign doc[x][y][3] = dic[x][y][3];
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assign dica[x][y][3] = doca[x][y][3];
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end else begin
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assign di0[x][y][3] = do0[x][y+1][1];
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assign di1[x][y][3] = do1[x][y+1][1];
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assign di2[x][y][3] = do2[x][y+1][1];
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assign di3[x][y][3] = do3[x][y+1][1];
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assign doa[x][y+1][1] = dia[x][y][3];
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assign dift[x][y][3] = doft[x][y+1][1];
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assign divc[x][y][3] = dovc[x][y+1][1];
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assign doc[x][y+1][1] = dic[x][y][3];
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assign dica[x][y][3] = doca[x][y+1][1];
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end // else: !if(y==DIMY-1)
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end // block: DY
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end // block: DX
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endgenerate
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endmodule // noc_top
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