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

#include <stdio.h>

#include <stdlib.h>

#include <ctype.h>

#include <stdint.h>

#include <inttypes.h>

#include <unistd.h>

#include "jtag.h"

#define VIR_CTRL        0x0

#define VIR_ADDR        0x1

#define VIR_DATA        0x2

#define VIR_UART        0x7

#define UPDATE_WB_ADDR  0x7

#define UPDATE_WB_WR_DATA  0x6

#define UPDATE_WB_RD_DATA  0x5

#define RD_WR_STATUS    0x4

int main(int argc, char **argv) {

        //unsigned bits;

        //unsigned int val;

        //unsigned bits;

        uint32_t val;

        FILE *fp;

        if (argc != 2) {

                fprintf(stderr,"usage: download bin file\n");

                return -1;

        }

        fp = fopen(argv[1],"rb");

        if (!fp) return -1;

        if (jtag_open_virtual_device(126))

                return -1;

        int i=0;

        unsigned int out;

//disable the cpu

        jtag_vir(RD_WR_STATUS);

        jtag_vdr(32, 0xFFFFFFFF, &out);

        printf ("status=%x\n",out);

        getchar();

//

        jtag_vir(UPDATE_WB_WR_DATA);

        unsigned char ch;

        char cnt=0;

        val=0;

        ch=fgetc(fp);

        while(!feof(fp)){

                val<<=8;

                val|=ch;

                cnt++;

                printf("ch=%x\t",ch);

                if(cnt==4){

                        printf("%d:%x\n",i,val);

                        jtag_vdr(32, val, 0);

                        val=0;

                        cnt=0;

                        i++;

                }

                ch=fgetc(fp);

        }

        if( cnt>0){

                val<<=(8 *(4-cnt));

                printf("%d:%x\n",i,val);

                jtag_vdr(32, val, 0);

        }

        getchar();

/*

        printf ("start=\n");

        jtag_vir(UPDATE_WB_ADDR);

        jtag_vdr(32, 0, 0);

        jtag_vir(UPDATE_WB_WR_DATA);

        for(i=0;i<1000; i++){

                //printf ("addr=\n");

                //scanf("%x", &val);

                jtag_vdr(32, 2*i, 0);

                //jtag_vdr(32, 0, &out);

                //printf ("out=%x\n",out);

                printf ("data=\n");

                scanf("%x", &val);

                jtag_vir(UPDATE_WB_WR_DATA);

                jtag_vdr(32, val, 0);

                printf ("data=\n");

                scanf("%x", &val);

                jtag_vdr(32, val, 0);

                printf ("data=\n");

                scanf("%x", &val);

                jtag_vdr(32, val, 0);

        }

*/

        printf ("done programing\n");

        jtag_vir(UPDATE_WB_RD_DATA);

        jtag_vdr(32, 0, &out);

        for(i=1;i<1001; i++){

                jtag_vdr(32, i, &out);

                printf ("out[%d]=%x\n",i-1,out);

        }

        jtag_vir(RD_WR_STATUS);

        jtag_vdr(32, 0, &out);

        printf ("status=%x\n",out);

        for (;;) {

                /*

                jtag_vdr(9, 0, &bits);

                if (bits & 0x100) {

                        bits &= 0xFF;

                        if ((bits < ' ') || (bits > 127))

                                fputc('.', stderr);

                        else

                                fputc(bits, stderr);

                }

                */

        }

        return 0;

}