+/* list of devices that we should run first due to any one of a number of reasons */
+static char *first_list[] = {
+ "/class/mem", /* people tend to like their memory devices around first... */
+ NULL,
+};
+
+static int add_device(const char *path, const char *subsystem)
+{
+ struct udevice udev;
+ struct sysfs_class_device *class_dev;
+ const char *devpath;
+
+ devpath = &path[strlen(sysfs_path)];
+
+ /* set environment for callouts and dev.d/ */
+ setenv("DEVPATH", devpath, 1);
+ setenv("SUBSYSTEM", subsystem, 1);
+
+ dbg("exec: '%s' (%s)\n", devpath, path);
+
+ class_dev = sysfs_open_class_device_path(path);
+ if (class_dev == NULL) {
+ dbg ("sysfs_open_class_device_path failed");
+ return -ENODEV;
+ }
+
+ udev_init_device(&udev, devpath, subsystem, "add");
+ udev_add_device(&udev, class_dev);
+
+ if (udev.devname[0] != '\0')
+ setenv("DEVNAME", udev.devname, 1);
+
+ if (udev_run && !list_empty(&udev.run_list)) {
+ struct name_entry *name_loop;
+
+ dbg("executing run list");
+ list_for_each_entry(name_loop, &udev.run_list, node)
+ execute_command(name_loop->name, udev.subsystem);
+ }
+
+ /* run dev.d/ scripts if we created a node or changed a netif name */
+ if (udev_dev_d && udev.devname[0] != '\0')
+ udev_multiplex_directory(&udev, DEVD_DIR, DEVD_SUFFIX);
+
+ sysfs_close_class_device(class_dev);
+ udev_cleanup_device(&udev);
+
+ return 0;
+}
+