1  /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2  #ifndef _LINUX_MAJOR_H
3  #define _LINUX_MAJOR_H
4  
5  /*
6   * This file has definitions for major device numbers.
7   * For the device number assignments, see Documentation/admin-guide/devices.rst.
8   */
9  
10  #define UNNAMED_MAJOR		0
11  #define MEM_MAJOR		1
12  #define RAMDISK_MAJOR		1
13  #define FLOPPY_MAJOR		2
14  #define PTY_MASTER_MAJOR	2
15  #define IDE0_MAJOR		3
16  #define HD_MAJOR		IDE0_MAJOR
17  #define PTY_SLAVE_MAJOR		3
18  #define TTY_MAJOR		4
19  #define TTYAUX_MAJOR		5
20  #define LP_MAJOR		6
21  #define VCS_MAJOR		7
22  #define LOOP_MAJOR		7
23  #define SCSI_DISK0_MAJOR	8
24  #define SCSI_TAPE_MAJOR		9
25  #define MD_MAJOR		9
26  #define MISC_MAJOR		10
27  #define SCSI_CDROM_MAJOR	11
28  #define MUX_MAJOR		11	/* PA-RISC only */
29  #define XT_DISK_MAJOR		13
30  #define INPUT_MAJOR		13
31  #define SOUND_MAJOR		14
32  #define CDU31A_CDROM_MAJOR	15
33  #define JOYSTICK_MAJOR		15
34  #define GOLDSTAR_CDROM_MAJOR	16
35  #define OPTICS_CDROM_MAJOR	17
36  #define SANYO_CDROM_MAJOR	18
37  #define MITSUMI_X_CDROM_MAJOR	20
38  #define MFM_ACORN_MAJOR		21	/* ARM Linux /dev/mfm */
39  #define SCSI_GENERIC_MAJOR	21
40  #define IDE1_MAJOR		22
41  #define DIGICU_MAJOR		22
42  #define DIGI_MAJOR		23
43  #define MITSUMI_CDROM_MAJOR	23
44  #define CDU535_CDROM_MAJOR	24
45  #define STL_SERIALMAJOR		24
46  #define MATSUSHITA_CDROM_MAJOR	25
47  #define STL_CALLOUTMAJOR	25
48  #define MATSUSHITA_CDROM2_MAJOR	26
49  #define QIC117_TAPE_MAJOR	27
50  #define MATSUSHITA_CDROM3_MAJOR	27
51  #define MATSUSHITA_CDROM4_MAJOR	28
52  #define STL_SIOMEMMAJOR		28
53  #define ACSI_MAJOR		28
54  #define AZTECH_CDROM_MAJOR	29
55  #define FB_MAJOR		29   /* /dev/fb* framebuffers */
56  #define MTD_BLOCK_MAJOR		31
57  #define CM206_CDROM_MAJOR	32
58  #define IDE2_MAJOR		33
59  #define IDE3_MAJOR		34
60  #define Z8530_MAJOR		34
61  #define XPRAM_MAJOR		35   /* Expanded storage on S/390: "slow ram"*/
62  #define NETLINK_MAJOR		36
63  #define PS2ESDI_MAJOR		36
64  #define IDETAPE_MAJOR		37
65  #define Z2RAM_MAJOR		37
66  #define APBLOCK_MAJOR		38   /* AP1000 Block device */
67  #define DDV_MAJOR		39   /* AP1000 DDV block device */
68  #define NBD_MAJOR		43   /* Network block device	*/
69  #define RISCOM8_NORMAL_MAJOR	48
70  #define DAC960_MAJOR		48   /* 48..55 */
71  #define RISCOM8_CALLOUT_MAJOR	49
72  #define MKISS_MAJOR		55
73  #define DSP56K_MAJOR		55   /* DSP56001 processor device */
74  
75  #define IDE4_MAJOR		56
76  #define IDE5_MAJOR		57
77  
78  #define SCSI_DISK1_MAJOR	65
79  #define SCSI_DISK2_MAJOR	66
80  #define SCSI_DISK3_MAJOR	67
81  #define SCSI_DISK4_MAJOR	68
82  #define SCSI_DISK5_MAJOR	69
83  #define SCSI_DISK6_MAJOR	70
84  #define SCSI_DISK7_MAJOR	71
85  
86  #define COMPAQ_SMART2_MAJOR	72
87  #define COMPAQ_SMART2_MAJOR1	73
88  #define COMPAQ_SMART2_MAJOR2	74
89  #define COMPAQ_SMART2_MAJOR3	75
90  #define COMPAQ_SMART2_MAJOR4	76
91  #define COMPAQ_SMART2_MAJOR5	77
92  #define COMPAQ_SMART2_MAJOR6	78
93  #define COMPAQ_SMART2_MAJOR7	79
94  
95  #define SPECIALIX_NORMAL_MAJOR	75
96  #define SPECIALIX_CALLOUT_MAJOR	76
97  
98  #define AURORA_MAJOR		79
99  
100  #define I2O_MAJOR		80	/* 80->87 */
101  
102  #define SHMIQ_MAJOR		85   /* Linux/mips, SGI /dev/shmiq */
103  #define SCSI_CHANGER_MAJOR      86
104  
105  #define IDE6_MAJOR		88
106  #define IDE7_MAJOR		89
107  #define IDE8_MAJOR		90
108  #define MTD_CHAR_MAJOR		90
109  #define IDE9_MAJOR		91
110  
111  #define DASD_MAJOR		94
112  
113  #define MDISK_MAJOR		95
114  
115  #define UBD_MAJOR		98
116  
117  #define PP_MAJOR		99
118  #define JSFD_MAJOR		99
119  
120  #define PHONE_MAJOR		100
121  
122  #define COMPAQ_CISS_MAJOR	104
123  #define COMPAQ_CISS_MAJOR1	105
124  #define COMPAQ_CISS_MAJOR2      106
125  #define COMPAQ_CISS_MAJOR3      107
126  #define COMPAQ_CISS_MAJOR4      108
127  #define COMPAQ_CISS_MAJOR5      109
128  #define COMPAQ_CISS_MAJOR6      110
129  #define COMPAQ_CISS_MAJOR7      111
130  
131  #define VIODASD_MAJOR		112
132  #define VIOCD_MAJOR		113
133  
134  #define ATARAID_MAJOR		114
135  
136  #define SCSI_DISK8_MAJOR	128
137  #define SCSI_DISK9_MAJOR	129
138  #define SCSI_DISK10_MAJOR	130
139  #define SCSI_DISK11_MAJOR	131
140  #define SCSI_DISK12_MAJOR	132
141  #define SCSI_DISK13_MAJOR	133
142  #define SCSI_DISK14_MAJOR	134
143  #define SCSI_DISK15_MAJOR	135
144  
145  #define UNIX98_PTY_MASTER_MAJOR	128
146  #define UNIX98_PTY_MAJOR_COUNT	8
147  #define UNIX98_PTY_SLAVE_MAJOR	(UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)
148  
149  #define DRBD_MAJOR		147
150  #define RTF_MAJOR		150
151  #define RAW_MAJOR		162
152  
153  #define USB_ACM_MAJOR		166
154  #define USB_ACM_AUX_MAJOR	167
155  #define USB_CHAR_MAJOR		180
156  
157  #define MMC_BLOCK_MAJOR		179
158  
159  #define VXVM_MAJOR		199	/* VERITAS volume i/o driver    */
160  #define VXSPEC_MAJOR		200	/* VERITAS volume config driver */
161  #define VXDMP_MAJOR		201	/* VERITAS volume multipath driver */
162  
163  #define XENVBD_MAJOR		202	/* Xen virtual block device */
164  
165  #define MSR_MAJOR		202
166  #define CPUID_MAJOR		203
167  
168  #define OSST_MAJOR		206	/* OnStream-SCx0 SCSI tape */
169  
170  #define IBM_TTY3270_MAJOR	227
171  #define IBM_FS3270_MAJOR	228
172  
173  #define VIOTAPE_MAJOR		230
174  
175  #define BLOCK_EXT_MAJOR		259
176  #define SCSI_OSD_MAJOR		260	/* open-osd's OSD scsi device */
177  
178  #endif
179