Subversion Repositories an-fpga-implementation-of-low-latency-noc-based-mpsoc

#ifndef TOPOLOGY_TOP_H
#define TOPOLOGY_TOP_H
 
	unsigned int	R2R_TABLE_SIZ =0;
 
	#define CNT_R2R_SIZ  (NR * MAX_P)     //((NR1+NR2+1)*(K+1))
	#define CNT_R2E_SIZ  (NE+1)
 
	typedef struct R2R_CNT_TABLE {
		unsigned int id1;
		unsigned int t1;
		unsigned int r1;
		unsigned int p1;
		unsigned int id2;
		unsigned int t2;
		unsigned int r2;
		unsigned int p2;
	} r2r_cnt_table_t;
 
	r2r_cnt_table_t r2r_cnt_all[CNT_R2R_SIZ];
 
	typedef struct R2E_CNT_TABLE {
		unsigned int r1;
		unsigned int p1;
	} r2e_cnt_table_t;
 
	r2e_cnt_table_t r2e_cnt_all[CNT_R2E_SIZ];
 
 
	int get_router_num (int NR_num, int NR_id){
		int offset=0;
		if(NR_num* sizeof(int) > sizeof(router_NRs)){
				fprintf(stderr,"ERROR: NR%u is not defined\n",NR_num);
				exit(1);
		}
		while (NR_num > 1) {
			NR_num-=1;
			offset += router_NRs[NR_num];
		}
		return offset + NR_id;	
	}	
 
 
	unsigned int er_addr [NE+1]; 
	char start_i=0;
	char start_o[NE+1]={0};
 
	unsigned int Log2 (unsigned int n){
		unsigned int l=1;
		while((0x1<<l) < n)l++;
		return l;
	}
 
	unsigned int powi (unsigned int x, unsigned int y){ // x^y
		unsigned int i;        
		unsigned int pow=1;
        for (int i = 0; i <y; i=i+1 ) {
            pow=pow * x;
        }
		return pow;    
	}
 
	unsigned int sum_powi (unsigned int x, unsigned int y){//x^(y-1) + x^(y-2) + ...+ 1;
        unsigned int i; 
        unsigned int sum = 0;
        for (i = 0; i < y; i=i+1){
            sum = sum + powi( x, i );
      	}   
		return sum;
    }
 
#if defined (IS_FATTREE) || defined (IS_TREE)
		inline unsigned int  Ti( unsigned int id){
		  return (id < NR1)? 1 : 2;
		}
		inline unsigned int Ri(unsigned int id){
			return  (id < NR1)? id : id-NR1;
		}
 
		#define 	K T1
		#define     L T2 
 
 
 
 
		inline void fattree_connect ( r2r_cnt_table_t in){
			unsigned int t1 = in.t1;
			unsigned int r1 = in.r1; 
			unsigned int p1 = in.p1; 
			unsigned int t2 = in.t2; 
			unsigned int r2 = in.r2;
			unsigned int p2 = in.p2;
 
			if (t1==1 && t2 == 1) {
				conect_r2r(1,r1,p1,1,r2,p2);
				conect_r2r(1,r2,p2,1,r1,p1);
			}
			else if (t1==1 && t2 == 2) {
				conect_r2r(1,r1,p1,2,r2,p2);
				conect_r2r(2,r2,p2,1,r1,p1);
			}
			else if (t1==2 && t2 == 1){
				conect_r2r(2,r1,p1,1,r2,p2);
				conect_r2r(1,r2,p2,2,r1,p1);
			}
			else{
				conect_r2r(2,r1,p1,2,r2,p2);
				conect_r2r(2,r2,p2,2,r1,p1);
			}
		}
#endif
 
 
 
 
	#if defined (IS_MESH) || defined (IS_FMESH) || defined (IS_TORUS) || defined (IS_LINE) || defined (IS_RING )
 
 
 
 
		#include "mesh.h"
	#elif  defined (IS_FATTREE)
		#include "fattree.h"
	#elif  defined (IS_TREE)
		#include "tree.h"
	#elif  defined (IS_STAR)
		#include "star.h"
	#else
		//custom not coded
		unsigned int endp_addr_encoder ( unsigned int id){
			return id;
		}
 
		unsigned int endp_addr_decoder (unsigned int code){
			return code;
		}
		#include "custom.h"
 
	#endif
 
 
#endif