Archipelago » qemu

static int read_cpuinfo(const char *field, char *value, int len)

{

    FILE *f;

    int ret = -1;

    int field_len = strlen(field);

    char line[512];

    f = fopen("/proc/cpuinfo", "r");

    if (!f) {

        return -1;

    }

    do {

        if(!fgets(line, sizeof(line), f)) {

            break;

        }

        if (!strncmp(line, field, field_len)) {

            strncpy(value, line, len);

            ret = 0;

            break;

        }

    } while(*line);

    fclose(f);

    return ret;

}

uint32_t kvmppc_get_tbfreq(void)

{

    char line[512];

    char *ns;

    uint32_t retval = get_ticks_per_sec();

    if (read_cpuinfo("timebase", line, sizeof(line))) {

        return retval;

    }

    if (!(ns = strchr(line, ':'))) {

        return retval;

    }

    ns++;

    retval = atoi(ns);

    return retval;

}