gossip_nodo0.c

改进的基于6个mips核的NOC网络

/****************************************************************
 *  TU Eindhoven, Eindhoven, The Netherlands, June 2004
 *  Author  :   Jose Prats
 *              ([e-mail])
 *  Purpose :   Test transmission and reception between mmips nodes
 *              and shared memory node
 ****************************************************************/

#include "mtools.h"     /* Needed for: mprintf()                    */
#include "stdcomm.h"    /* Needed for: sc_receive() and sc_send()   */

#ifdef CC_I386  /*gcc on i386 */
#include <stdio.h>
#include <stdlib.h>
#endif

/* Enable the following line to generate extra info using mprintf(). */
#define DEBUG



char *my_data = (char*)0x03;  // Data in local memory

char *remote_data = (char*)0x8003;  // Data in remote memory

char *my_remote_addr = (char*)0x8020;  // Data in remote memory

char *final_result_addr = (char*)0x8050;  // Final result in remote memory to read

int rela_dest_addr;  

int data;

int received;

int i;

int final_result;

/*///////////////////////////////////////////////// DEBUG JOSE*/


void main (void)
{	
	/*mprintf("\nStarting N0\n");
	
	my_remote_addr[0] = my_data[0] + remote_data[0];		//Reading from local and remote memory and
									//then writing in the remote memory
	
	mprintf("\nN0 my_data: %d\n", my_data[0]);
	mprintf("\nN0 remote_data: %d\n", remote_data[0]);
	mprintf("\nN0 sum: %d\n", my_remote_addr[0]);
	
	rela_dest_addr = *((int *)0x04);

	data = *my_remote_addr;						//Reading from the remote memory 
	
	mprintf("\nN0 data to send: %d\n", data);
      
	sc_send(rela_dest_addr, &data, sizeof(int));	        	//Send the data read to NODE2
	
	mprintf("\nN0 data sent: %d\n", data);

	sc_receive(&received, sizeof(int));				//Wait a confirmation to read final result from NODE3
	
	mprintf("\nN0 confirmation: %d\n", received);
	
	if (received == 1)
	  {
	  final_result = *final_result_addr;				//Read final result from remote memory
	  mprintf("Node0 read final result:%d \n", final_result);
	  }
	else
	  {
  	  mprintf("Node0: data in remote memory is not ready yet\n");	//The final data in remote memory is not ready
	  }
	
	mprintf("\nN0 end\n");*/
	
	i=0;
	
	
	
	
	
		
	
}