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/* Asynchronous SDM NoC (C)2011 Wei Song Advanced Processor Technologies Group Computer Science, the Univ. of Manchester, UK Authors: Wei Song wsong83@gmail.com License: LGPL 3.0 or later The mesh network for simulation. History: 03/03/2011 Initial version. <wsong83@gmail.com> 04/03/2011 Support VC. <wsong83@gmail.com> 05/06/2011 Clean up for opensource. <wsong83@gmail.com> */ // the router structure definitions `include "define.v" module noc_top(/*AUTOARG*/ // Inputs rst_n ); input rst_n; parameter DW = 32; parameter VCN = 1; parameter FT = 3; parameter DIMX = 8; parameter DIMY = 8; parameter SCN = DW/2; wire [DIMX-1:0][DIMY-1:0][3:0][SCN-1:0] di0, di1, di2, di3; wire [DIMX-1:0][DIMY-1:0][3:0][SCN-1:0] do0, do1, do2, do3; wire [DIMX-1:0][DIMY-1:0][3:0] dia, doa; wire [DIMX-1:0][DIMY-1:0][3:0][FT-1:0] dift, doft; wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] divc, dovc; wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] dic, doc; wire [DIMX-1:0][DIMY-1:0][3:0][VCN-1:0] dica, doca; genvar x, y; generate for(x=0; x<DIMX; x++) begin: DX for(y=0; y<DIMY; y++) begin: DY node_top #(.DW(DW), .VCN(VCN), .FT(FT), .x(x), .y(y)) NN ( .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]), .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]), .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]), .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]), .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]), .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]), .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]), .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]), .rst_n(rst_n) ); // north link if(x==0) begin assign di0[x][y][2] = do0[x][y][2]; assign di1[x][y][2] = do1[x][y][2]; assign di2[x][y][2] = do2[x][y][2]; assign di3[x][y][2] = do3[x][y][2]; assign doa[x][y][2] = dia[x][y][2]; assign dift[x][y][2] = doft[x][y][2]; assign divc[x][y][2] = dovc[x][y][2]; assign doc[x][y][2] = dic[x][y][2]; assign dica[x][y][2] = doca[x][y][2]; end else begin assign di0[x][y][2] = do0[x-1][y][0]; assign di1[x][y][2] = do1[x-1][y][0]; assign di2[x][y][2] = do2[x-1][y][0]; assign di3[x][y][2] = do3[x-1][y][0]; assign doa[x-1][y][0] = dia[x][y][2]; assign dift[x][y][2] = doft[x-1][y][0]; assign divc[x][y][2] = dovc[x-1][y][0]; assign doc[x-1][y][0] = dic[x][y][2]; assign dica[x][y][2] = doca[x-1][y][0]; end // south link if(x==DIMX-1) begin assign di0[x][y][0] = do0[x][y][0]; assign di1[x][y][0] = do1[x][y][0]; assign di2[x][y][0] = do2[x][y][0]; assign di3[x][y][0] = do3[x][y][0]; assign doa[x][y][0] = dia[x][y][0]; assign dift[x][y][0] = doft[x][y][0]; assign divc[x][y][0] = dovc[x][y][0]; assign doc[x][y][0] = dic[x][y][0]; assign dica[x][y][0] = doca[x][y][0]; end else begin assign di0[x][y][0] = do0[x+1][y][2]; assign di1[x][y][0] = do1[x+1][y][2]; assign di2[x][y][0] = do2[x+1][y][2]; assign di3[x][y][0] = do3[x+1][y][2]; assign doa[x+1][y][2] = dia[x][y][0]; assign dift[x][y][0] = doft[x+1][y][2]; assign divc[x][y][0] = dovc[x+1][y][2]; assign doc[x+1][y][2] = dic[x][y][0]; assign dica[x][y][0] = doca[x+1][y][2]; end // west link if(y==0) begin assign di0[x][y][1] = do0[x][y][1]; assign di1[x][y][1] = do1[x][y][1]; assign di2[x][y][1] = do2[x][y][1]; assign di3[x][y][1] = do3[x][y][1]; assign doa[x][y][1] = dia[x][y][1]; assign dift[x][y][1] = doft[x][y][1]; assign divc[x][y][1] = dovc[x][y][1]; assign doc[x][y][1] = dic[x][y][1]; assign dica[x][y][1] = doca[x][y][1]; end else begin assign di0[x][y][1] = do0[x][y-1][3]; assign di1[x][y][1] = do1[x][y-1][3]; assign di2[x][y][1] = do2[x][y-1][3]; assign di3[x][y][1] = do3[x][y-1][3]; assign doa[x][y-1][3] = dia[x][y][1]; assign dift[x][y][1] = doft[x][y-1][3]; assign divc[x][y][1] = dovc[x][y-1][3]; assign doc[x][y-1][3] = dic[x][y][1]; assign dica[x][y][1] = doca[x][y-1][3]; end // else: !if(y==0) // east link if(y==DIMY-1) begin assign di0[x][y][3] = do0[x][y][3]; assign di1[x][y][3] = do1[x][y][3]; assign di2[x][y][3] = do2[x][y][3]; assign di3[x][y][3] = do3[x][y][3]; assign doa[x][y][3] = dia[x][y][3]; assign dift[x][y][3] = doft[x][y][3]; assign divc[x][y][3] = dovc[x][y][3]; assign doc[x][y][3] = dic[x][y][3]; assign dica[x][y][3] = doca[x][y][3]; end else begin assign di0[x][y][3] = do0[x][y+1][1]; assign di1[x][y][3] = do1[x][y+1][1]; assign di2[x][y][3] = do2[x][y+1][1]; assign di3[x][y][3] = do3[x][y+1][1]; assign doa[x][y+1][1] = dia[x][y][3]; assign dift[x][y][3] = doft[x][y+1][1]; assign divc[x][y][3] = dovc[x][y+1][1]; assign doc[x][y+1][1] = dic[x][y][3]; assign dica[x][y][3] = doca[x][y+1][1]; end // else: !if(y==DIMY-1) end // block: DY end // block: DX endgenerate endmodule // noc_top
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