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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * init/noinitramfs.c4 *5 * Copyright (C) 2006, NXP Semiconductors, All Rights Reserved6 * Author: Jean-Paul Saman <jean-paul.saman@nxp.com>7 */8#include <linux/init.h>9#include <linux/stat.h>10#include <linux/kdev_t.h>11#include <linux/syscalls.h>12#include <linux/init_syscalls.h>13#include <linux/umh.h>14 15/*16 * Create a simple rootfs that is similar to the default initramfs17 */18static int __init default_rootfs(void)19{20 int err;21 22 usermodehelper_enable();23 err = init_mkdir("/dev", 0755);24 if (err < 0)25 goto out;26 27 err = init_mknod("/dev/console", S_IFCHR | S_IRUSR | S_IWUSR,28 new_encode_dev(MKDEV(5, 1)));29 if (err < 0)30 goto out;31 32 err = init_mkdir("/root", 0700);33 if (err < 0)34 goto out;35 36 return 0;37 38out:39 printk(KERN_WARNING "Failed to create a rootfs\n");40 return err;41}42rootfs_initcall(default_rootfs);43