/alps/pcitool

#include <stdio.h>

#include <pthread.h>

#include <stdlib.h>

#include "pcilib.h"

#include "pcilib/error.h"

const char* prop = "/registers/fpga/reg1";

char* reg;

int stop = 0;

/*

void *get_prop(void *arg)

{

    pcilib_t *ctx = (pcilib_t*)arg;

    while(!stop)

    {

        int err;

        pcilib_value_t val = {0};

        err = pcilib_get_property(ctx, prop, &val);

        if(err)

        {

            pcilib_error("Error in pcilib_read_register");

            return NULL;

        }

        long value = pcilib_get_value_as_int(ctx, &val, &err);

        pcilib_clean_value(ctx, &val);

        if(err)

        {

            pcilib_error("Error in pcilib_get_value_as_int");

            return NULL;

        }

        printf("reg = %li\n", value);

    }

    return NULL;

}

*/

void *read_reg(void *arg)

{

    pcilib_t *ctx = (pcilib_t*)arg;

    while(!stop)

    {

        int err;

        pcilib_register_value_t reg_val = {0};

        pcilib_value_t val = {0};

        err = pcilib_read_register(ctx, NULL, reg, &reg_val);

        if(err)

        {

            pcilib_error("Error in pcilib_read_register");

            return NULL;

        }

        err = pcilib_set_value_from_register_value(ctx, &val, reg_val);

        if(err)

        {

            pcilib_error("Error in pcilib_set_value_from_register_value");

            return NULL;

        }

        long value = pcilib_get_value_as_int(ctx, &val, &err);

        pcilib_clean_value(ctx, &val);

        if(err)

        {

            pcilib_error("Error in pcilib_get_value_as_int");

            return NULL;

        }

        printf("reg = %li\n", value);

    }

    return NULL;

}

int main(int argc, char *argv[])

{

    if (argc < 5) {

        printf("Usage:\n\t\t%s <device> <model> <register> <num_threads>\n", argv[0]);

        exit(0);

    }

    reg = argv[3];

    int threads = atoi( argv[4] );

    pcilib_t *ctx = pcilib_open(argv[1], argv[2]);

    for(int i = 0; i < threads; i++)

    {

        pthread_t pth;

        pthread_create(&pth, NULL, read_reg, ctx);

    }

    getchar();

    stop = 1;

    return 0;

}