`timescale 1ns / 1ps
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`include "pronoc_def.v"
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/**************************************
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/**************************************
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* Module: tree
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* Module: tree
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* Date:2019-01-01
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* Date:2019-01-01
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* Author: alireza
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* Author: alireza
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*
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*
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*
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*
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Description:
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Description:
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Tree
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Tree
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***************************************/
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***************************************/
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module tree_noc_top
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module tree_noc_top
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import pronoc_pkg::*;
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import pronoc_pkg::*;
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(
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(
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reset,
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reset,
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clk,
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clk,
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chan_in_all,
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chan_in_all,
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chan_out_all
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chan_out_all,
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router_event
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);
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);
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input clk,reset;
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input clk,reset;
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//local ports
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//Endpoints ports
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input smartflit_chanel_t chan_in_all [NE-1 : 0];
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input smartflit_chanel_t chan_in_all [NE-1 : 0];
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output smartflit_chanel_t chan_out_all [NE-1 : 0];
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output smartflit_chanel_t chan_out_all [NE-1 : 0];
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//Events
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output router_event_t router_event [NR-1 : 0][MAX_P-1 : 0];
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//all routers port
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//all routers port
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smartflit_chanel_t router_chan_in [NR-1 :0][MAX_P-1 : 0];
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smartflit_chanel_t router_chan_in [NR-1 :0][MAX_P-1 : 0];
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smartflit_chanel_t router_chan_out [NR-1 :0][MAX_P-1 : 0];
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smartflit_chanel_t router_chan_out [NR-1 :0][MAX_P-1 : 0];
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function integer addrencode;
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function integer addrencode;
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input integer pos,k,n,kw;
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input integer pos,k,n,kw;
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integer pow,i,tmp;begin
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integer pow,i,tmp;begin
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addrencode=0;
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addrencode=0;
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pow=1;
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pow=1;
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for (i = 0; i
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for (i = 0; i
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tmp=(pos/pow);
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tmp=(pos/pow);
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tmp=tmp%k;
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tmp=tmp%k;
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tmp=tmp<
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tmp=tmp<
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addrencode=addrencode | tmp;
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addrencode=addrencode | tmp;
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pow=pow * k;
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pow=pow * k;
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end
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end
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end
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end
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endfunction
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endfunction
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localparam
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localparam
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PV = V * MAX_P,
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PV = V * MAX_P,
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PFw = MAX_P * Fw,
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PFw = MAX_P * Fw,
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NEFw = NE * Fw,
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NEFw = NE * Fw,
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NEV = NE * V,
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NEV = NE * V,
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CONG_ALw = CONGw * MAX_P,
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CONG_ALw = CONGw * MAX_P,
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PLKw = MAX_P * LKw,
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PLKw = MAX_P * LKw,
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PLw = MAX_P * Lw,
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PLw = MAX_P * Lw,
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PRAw = MAX_P * RAw; // {layer , Pos} width
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PRAw = MAX_P * RAw; // {layer , Pos} width
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wire [LKw-1 : 0] current_pos_addr [NR-1 :0];
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wire [LKw-1 : 0] current_pos_addr [NR-1 :0];
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wire [Lw-1 : 0] current_layer_addr [NR-1 :0];
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wire [Lw-1 : 0] current_layer_addr [NR-1 :0];
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wire [RAw-1 : 0] current_r_addr [NR-1 : 0];
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wire [RAw-1 : 0] current_r_addr [NR-1 : 0];
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//add root
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//add root
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localparam [Lw-1 : 0] ROOT_L = L-1;
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localparam [Lw-1 : 0] ROOT_L = L-1;
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localparam ROOT_ID = 0;
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localparam ROOT_ID = 0;
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assign current_layer_addr [ROOT_ID] = ROOT_L;
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assign current_layer_addr [ROOT_ID] = ROOT_L;
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assign current_pos_addr [ROOT_ID] = {LKw{1'b0}};
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assign current_pos_addr [ROOT_ID] = {LKw{1'b0}};
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assign current_r_addr[ROOT_ID] = {current_layer_addr [ROOT_ID],current_pos_addr[ROOT_ID]};
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assign current_r_addr[ROOT_ID] = {current_layer_addr [ROOT_ID],current_pos_addr[ROOT_ID]};
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router_top # (
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router_top # (
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.P(K)
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.P(K)
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)
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)
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root_router
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root_router
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(
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(
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.current_r_id (ROOT_ID),
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.current_r_addr (current_r_addr [ROOT_ID]),
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.current_r_addr (current_r_addr [ROOT_ID]),
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.chan_in (router_chan_in [ROOT_ID][K-1:0]),
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.chan_in (router_chan_in [ROOT_ID][K-1:0]),
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.chan_out (router_chan_out[ROOT_ID][K-1:0]),
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.chan_out (router_chan_out[ROOT_ID][K-1:0]),
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.router_event (router_event[ROOT_ID][K-1 : 0]),
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.clk (clk ),
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.clk (clk ),
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.reset (reset )
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.reset (reset )
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);
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);
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genvar pos,level;
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genvar pos,level;
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//add leaves
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//add leaves
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generate
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generate
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for( level=1; level
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for( level=1; level
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localparam NPOS1 = powi(K,level); // number of routers in this level
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localparam NPOS1 = powi(K,level); // number of routers in this level
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localparam NRATTOP1 = sum_powi ( K,level); // number of routers at top levels : from root until last level
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localparam NRATTOP1 = sum_powi ( K,level); // number of routers at top levels : from root until last level
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for( pos=0; pos
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for( pos=0; pos
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localparam RID = NRATTOP1+pos;
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router_top # (
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router_top # (
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.P(K+1)// leaves have K+1 port number
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.P(K+1)// leaves have K+1 port number
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)
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)
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the_router
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the_router
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(
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(
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.current_r_addr (current_r_addr [NRATTOP1+pos]),
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.current_r_id (RID),
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.chan_in (router_chan_in [NRATTOP1+pos]),
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.current_r_addr (current_r_addr [RID]),
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.chan_out (router_chan_out[NRATTOP1+pos]),
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.chan_in (router_chan_in [RID]),
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.chan_out (router_chan_out[RID]),
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.router_event (router_event[RID]),
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.clk (clk ),
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.clk (clk ),
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.reset (reset )
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.reset (reset )
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);
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);
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end//pos
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end//pos
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end // level
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end // level
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//connect all up connections
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//connect all up connections
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for (level = 1; level
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for (level = 1; level
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localparam NPOS = powi(K,level); // number of routers in this level
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localparam NPOS = powi(K,level); // number of routers in this level
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localparam L1 = L-1-level;
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localparam L1 = L-1-level;
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localparam level2= level - 1;
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localparam level2= level - 1;
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localparam L2 = L-1-level2;
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localparam L2 = L-1-level2;
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for ( pos = 0; pos < NPOS; pos=pos+1 ) begin : pos_c
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for ( pos = 0; pos < NPOS; pos=pos+1 ) begin : pos_c
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localparam ID1 = sum_powi ( K,level) + pos;
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localparam ID1 = sum_powi ( K,level) + pos;
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localparam FATTREE_EQ_POS1 = pos*(K**L1);
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localparam FATTREE_EQ_POS1 = pos*(K**L1);
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localparam ADR_CODE1=addrencode(FATTREE_EQ_POS1,K,L,Kw);
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localparam ADR_CODE1=addrencode(FATTREE_EQ_POS1,K,L,Kw);
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localparam POS2 = pos /K ;
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localparam POS2 = pos /K ;
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localparam ID2 = sum_powi ( K,level-1) + (pos/K);
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localparam ID2 = sum_powi ( K,level-1) + (pos/K);
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localparam PORT2= pos % K;
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localparam PORT2= pos % K;
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localparam FATTREE_EQ_POS2 = POS2*(K**L2);
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localparam FATTREE_EQ_POS2 = POS2*(K**L2);
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localparam ADR_CODE2=addrencode(FATTREE_EQ_POS2,K,L,Kw);
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localparam ADR_CODE2=addrencode(FATTREE_EQ_POS2,K,L,Kw);
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// node_connection('Router[id1][k] to router[id2][pos%k];
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// node_connection('Router[id1][k] to router[id2][pos%k];
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assign router_chan_in [ID1][K] = router_chan_out [ID2][PORT2];
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assign router_chan_in [ID1][K] = router_chan_out [ID2][PORT2];
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assign router_chan_in [ID2][PORT2] = router_chan_out [ID1][K];
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assign router_chan_in [ID2][PORT2] = router_chan_out [ID1][K];
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assign current_layer_addr [ID1] = L1[Lw-1 : 0];
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assign current_layer_addr [ID1] = L1[Lw-1 : 0];
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assign current_pos_addr [ID1] = ADR_CODE1 [LKw-1 : 0];
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assign current_pos_addr [ID1] = ADR_CODE1 [LKw-1 : 0];
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assign current_r_addr [ID1] = {current_layer_addr [ID1],current_pos_addr[ID1]};
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assign current_r_addr [ID1] = {current_layer_addr [ID1],current_pos_addr[ID1]};
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end// pos
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end// pos
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end //level
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end //level
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// connect endpoints
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// connect endpoints
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for ( pos = 0; pos < NE; pos=pos+1 ) begin : endpoints
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for ( pos = 0; pos < NE; pos=pos+1 ) begin : endpoints
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// node_connection T[pos] R[rid][pos %k];
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// node_connection T[pos] R[rid][pos %k];
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localparam RID= sum_powi(K,L-1)+(pos/K);
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localparam RID= sum_powi(K,L-1)+(pos/K);
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localparam RPORT = pos%K;
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localparam RPORT = pos%K;
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//$dotfile=$dotfile.node_connection('T',$i,undef,undef,'R',$r,undef,$i%($k));
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//$dotfile=$dotfile.node_connection('T',$i,undef,undef,'R',$r,undef,$i%($k));
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assign router_chan_in [RID][RPORT] = chan_in_all [pos];
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assign router_chan_in [RID][RPORT] = chan_in_all [pos];
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assign chan_out_all [pos] = router_chan_out [RID][RPORT];
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assign chan_out_all [pos] = router_chan_out [RID][RPORT];
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end
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end
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endgenerate
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endgenerate
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endmodule
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endmodule
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