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 CYCLADES_MAJOR 19
38#define CYCLADESAUX_MAJOR 20
39#define MITSUMI_X_CDROM_MAJOR 20
40#define MFM_ACORN_MAJOR 21 /* ARM Linux /dev/mfm */
41#define SCSI_GENERIC_MAJOR 21
42#define IDE1_MAJOR 22
43#define DIGICU_MAJOR 22
44#define DIGI_MAJOR 23
45#define MITSUMI_CDROM_MAJOR 23
46#define CDU535_CDROM_MAJOR 24
47#define STL_SERIALMAJOR 24
48#define MATSUSHITA_CDROM_MAJOR 25
49#define STL_CALLOUTMAJOR 25
50#define MATSUSHITA_CDROM2_MAJOR 26
51#define QIC117_TAPE_MAJOR 27
52#define MATSUSHITA_CDROM3_MAJOR 27
53#define MATSUSHITA_CDROM4_MAJOR 28
54#define STL_SIOMEMMAJOR 28
55#define ACSI_MAJOR 28
56#define AZTECH_CDROM_MAJOR 29
57#define FB_MAJOR 29 /* /dev/fb* framebuffers */
58#define MTD_BLOCK_MAJOR 31
59#define CM206_CDROM_MAJOR 32
60#define IDE2_MAJOR 33
61#define IDE3_MAJOR 34
62#define Z8530_MAJOR 34
63#define XPRAM_MAJOR 35 /* Expanded storage on S/390: "slow ram"*/
64#define NETLINK_MAJOR 36
65#define PS2ESDI_MAJOR 36
66#define IDETAPE_MAJOR 37
67#define Z2RAM_MAJOR 37
68#define APBLOCK_MAJOR 38 /* AP1000 Block device */
69#define DDV_MAJOR 39 /* AP1000 DDV block device */
70#define NBD_MAJOR 43 /* Network block device */
71#define RISCOM8_NORMAL_MAJOR 48
72#define DAC960_MAJOR 48 /* 48..55 */
73#define RISCOM8_CALLOUT_MAJOR 49
74#define MKISS_MAJOR 55
75#define DSP56K_MAJOR 55 /* DSP56001 processor device */
76
77#define IDE4_MAJOR 56
78#define IDE5_MAJOR 57
79
80#define SCSI_DISK1_MAJOR 65
81#define SCSI_DISK2_MAJOR 66
82#define SCSI_DISK3_MAJOR 67
83#define SCSI_DISK4_MAJOR 68
84#define SCSI_DISK5_MAJOR 69
85#define SCSI_DISK6_MAJOR 70
86#define SCSI_DISK7_MAJOR 71
87
88#define COMPAQ_SMART2_MAJOR 72
89#define COMPAQ_SMART2_MAJOR1 73
90#define COMPAQ_SMART2_MAJOR2 74
91#define COMPAQ_SMART2_MAJOR3 75
92#define COMPAQ_SMART2_MAJOR4 76
93#define COMPAQ_SMART2_MAJOR5 77
94#define COMPAQ_SMART2_MAJOR6 78
95#define COMPAQ_SMART2_MAJOR7 79
96
97#define SPECIALIX_NORMAL_MAJOR 75
98#define SPECIALIX_CALLOUT_MAJOR 76
99
100#define AURORA_MAJOR 79
101
102#define I2O_MAJOR 80 /* 80->87 */
103
104#define SHMIQ_MAJOR 85 /* Linux/mips, SGI /dev/shmiq */
105#define SCSI_CHANGER_MAJOR 86
106
107#define IDE6_MAJOR 88
108#define IDE7_MAJOR 89
109#define IDE8_MAJOR 90
110#define MTD_CHAR_MAJOR 90
111#define IDE9_MAJOR 91
112
113#define DASD_MAJOR 94
114
115#define MDISK_MAJOR 95
116
117#define UBD_MAJOR 98
118
119#define PP_MAJOR 99
120#define JSFD_MAJOR 99
121
122#define PHONE_MAJOR 100
123
124#define COMPAQ_CISS_MAJOR 104
125#define COMPAQ_CISS_MAJOR1 105
126#define COMPAQ_CISS_MAJOR2 106
127#define COMPAQ_CISS_MAJOR3 107
128#define COMPAQ_CISS_MAJOR4 108
129#define COMPAQ_CISS_MAJOR5 109
130#define COMPAQ_CISS_MAJOR6 110
131#define COMPAQ_CISS_MAJOR7 111
132
133#define VIODASD_MAJOR 112
134#define VIOCD_MAJOR 113
135
136#define ATARAID_MAJOR 114
137
138#define SCSI_DISK8_MAJOR 128
139#define SCSI_DISK9_MAJOR 129
140#define SCSI_DISK10_MAJOR 130
141#define SCSI_DISK11_MAJOR 131
142#define SCSI_DISK12_MAJOR 132
143#define SCSI_DISK13_MAJOR 133
144#define SCSI_DISK14_MAJOR 134
145#define SCSI_DISK15_MAJOR 135
146
147#define UNIX98_PTY_MASTER_MAJOR 128
148#define UNIX98_PTY_MAJOR_COUNT 8
149#define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)
150
151#define DRBD_MAJOR 147
152#define RTF_MAJOR 150
153#define RAW_MAJOR 162
154
155#define USB_ACM_MAJOR 166
156#define USB_ACM_AUX_MAJOR 167
157#define USB_CHAR_MAJOR 180
158
159#define MMC_BLOCK_MAJOR 179
160
161#define VXVM_MAJOR 199 /* VERITAS volume i/o driver */
162#define VXSPEC_MAJOR 200 /* VERITAS volume config driver */
163#define VXDMP_MAJOR 201 /* VERITAS volume multipath driver */
164
165#define XENVBD_MAJOR 202 /* Xen virtual block device */
166
167#define MSR_MAJOR 202
168#define CPUID_MAJOR 203
169
170#define OSST_MAJOR 206 /* OnStream-SCx0 SCSI tape */
171
172#define IBM_TTY3270_MAJOR 227
173#define IBM_FS3270_MAJOR 228
174
175#define VIOTAPE_MAJOR 230
176
177#define BLOCK_EXT_MAJOR 259
178#define SCSI_OSD_MAJOR 260 /* open-osd's OSD scsi device */
179
180#endif
181