int tilib_api_init(void)
{
int ret;
lib_handle = dynload_open(tilib_filename);
if (!lib_handle) {
printc_err("tilib_api: can't find %s: %s\n",
tilib_filename, dynload_error());
return -1;
}
if (dynload_sym(lib_handle, "MSP430_HIL_MEMAP")) {
printc_dbg("Using new (SLAC460L+) API\n");
ret = init_new_api();
} else {
printc_dbg("Using old API\n");
ret = init_old_api();
}
if (ret < 0) {
dynload_close(lib_handle);
return -1;
}
return 0;
}
static device_t tilib_open(const struct device_args *args)
{
struct tilib_device *dev;
if (!(args->flags & DEVICE_FLAG_TTY)) {
printc_err("This driver does not support raw USB access.\n");
return NULL;
}
dev = malloc(sizeof(*dev));
if (!dev) {
printc_err("tilib: can't allocate memory: %s\n",
last_error());
return NULL;
}
memset(dev, 0, sizeof(*dev));
dev->base.type = &device_tilib;
dev->hnd = dynload_open(tilib_filename);
if (!dev->hnd) {
printc_err("tilib: can't find %s: %s\n",
tilib_filename, dynload_error());
free(dev);
return NULL;
}
if (get_all_funcs(dev) < 0) {
dynload_close(dev->hnd);
free(dev);
return NULL;
}
if (do_init(dev, args) < 0) {
printc_err("tilib: device initialization failed\n");
dynload_close(dev->hnd);
free(dev);
return NULL;
}
return (device_t)dev;
}
