1  /* SPDX-License-Identifier: GPL-2.0 */
2  #ifndef _ROOT_DEV_H_
3  #define _ROOT_DEV_H_
4  
5  #include <linux/major.h>
6  #include <linux/types.h>
7  #include <linux/kdev_t.h>
8  
9  enum {
10  	Root_NFS = MKDEV(UNNAMED_MAJOR, 255),
11  	Root_CIFS = MKDEV(UNNAMED_MAJOR, 254),
12  	Root_Generic = MKDEV(UNNAMED_MAJOR, 253),
13  	Root_RAM0 = MKDEV(RAMDISK_MAJOR, 0),
14  };
15  
16  extern dev_t ROOT_DEV;
17  
18  #endif
19