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Filename : major.h
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_MAJOR_H
#define _LINUX_MAJOR_H

/*
 * This file has definitions for major device numbers.
 * For the device number assignments, see Documentation/admin-guide/devices.rst.
 */

#define UNNAMED_MAJOR		0
#define MEM_MAJOR		1
#define RAMDISK_MAJOR		1
#define FLOPPY_MAJOR		2
#define PTY_MASTER_MAJOR	2
#define IDE0_MAJOR		3
#define HD_MAJOR		IDE0_MAJOR
#define PTY_SLAVE_MAJOR		3
#define TTY_MAJOR		4
#define TTYAUX_MAJOR		5
#define LP_MAJOR		6
#define VCS_MAJOR		7
#define LOOP_MAJOR		7
#define SCSI_DISK0_MAJOR	8
#define SCSI_TAPE_MAJOR		9
#define MD_MAJOR		9
#define MISC_MAJOR		10
#define SCSI_CDROM_MAJOR	11
#define MUX_MAJOR		11	/* PA-RISC only */
#define XT_DISK_MAJOR		13
#define INPUT_MAJOR		13
#define SOUND_MAJOR		14
#define CDU31A_CDROM_MAJOR	15
#define JOYSTICK_MAJOR		15
#define GOLDSTAR_CDROM_MAJOR	16
#define OPTICS_CDROM_MAJOR	17
#define SANYO_CDROM_MAJOR	18
#define CYCLADES_MAJOR		19
#define CYCLADESAUX_MAJOR	20
#define MITSUMI_X_CDROM_MAJOR	20
#define MFM_ACORN_MAJOR		21	/* ARM Linux /dev/mfm */
#define SCSI_GENERIC_MAJOR	21
#define IDE1_MAJOR		22
#define DIGICU_MAJOR		22
#define DIGI_MAJOR		23
#define MITSUMI_CDROM_MAJOR	23
#define CDU535_CDROM_MAJOR	24
#define STL_SERIALMAJOR		24
#define MATSUSHITA_CDROM_MAJOR	25
#define STL_CALLOUTMAJOR	25
#define MATSUSHITA_CDROM2_MAJOR	26
#define QIC117_TAPE_MAJOR	27
#define MATSUSHITA_CDROM3_MAJOR	27
#define MATSUSHITA_CDROM4_MAJOR	28
#define STL_SIOMEMMAJOR		28
#define ACSI_MAJOR		28
#define AZTECH_CDROM_MAJOR	29
#define FB_MAJOR		29   /* /dev/fb* framebuffers */
#define MTD_BLOCK_MAJOR		31
#define CM206_CDROM_MAJOR	32
#define IDE2_MAJOR		33
#define IDE3_MAJOR		34
#define Z8530_MAJOR		34
#define XPRAM_MAJOR		35   /* Expanded storage on S/390: "slow ram"*/
#define NETLINK_MAJOR		36
#define PS2ESDI_MAJOR		36
#define IDETAPE_MAJOR		37
#define Z2RAM_MAJOR		37
#define APBLOCK_MAJOR		38   /* AP1000 Block device */
#define DDV_MAJOR		39   /* AP1000 DDV block device */
#define NBD_MAJOR		43   /* Network block device	*/
#define RISCOM8_NORMAL_MAJOR	48
#define DAC960_MAJOR		48   /* 48..55 */
#define RISCOM8_CALLOUT_MAJOR	49
#define MKISS_MAJOR		55
#define DSP56K_MAJOR		55   /* DSP56001 processor device */

#define IDE4_MAJOR		56
#define IDE5_MAJOR		57

#define SCSI_DISK1_MAJOR	65
#define SCSI_DISK2_MAJOR	66
#define SCSI_DISK3_MAJOR	67
#define SCSI_DISK4_MAJOR	68
#define SCSI_DISK5_MAJOR	69
#define SCSI_DISK6_MAJOR	70
#define SCSI_DISK7_MAJOR	71

#define COMPAQ_SMART2_MAJOR	72
#define COMPAQ_SMART2_MAJOR1	73
#define COMPAQ_SMART2_MAJOR2	74
#define COMPAQ_SMART2_MAJOR3	75
#define COMPAQ_SMART2_MAJOR4	76
#define COMPAQ_SMART2_MAJOR5	77
#define COMPAQ_SMART2_MAJOR6	78
#define COMPAQ_SMART2_MAJOR7	79

#define SPECIALIX_NORMAL_MAJOR	75
#define SPECIALIX_CALLOUT_MAJOR	76

#define AURORA_MAJOR		79

#define I2O_MAJOR		80	/* 80->87 */

#define SHMIQ_MAJOR		85   /* Linux/mips, SGI /dev/shmiq */
#define SCSI_CHANGER_MAJOR      86

#define IDE6_MAJOR		88
#define IDE7_MAJOR		89
#define IDE8_MAJOR		90
#define MTD_CHAR_MAJOR		90
#define IDE9_MAJOR		91

#define DASD_MAJOR		94

#define MDISK_MAJOR		95

#define UBD_MAJOR		98

#define PP_MAJOR		99
#define JSFD_MAJOR		99

#define PHONE_MAJOR		100

#define COMPAQ_CISS_MAJOR	104
#define COMPAQ_CISS_MAJOR1	105
#define COMPAQ_CISS_MAJOR2      106
#define COMPAQ_CISS_MAJOR3      107
#define COMPAQ_CISS_MAJOR4      108
#define COMPAQ_CISS_MAJOR5      109
#define COMPAQ_CISS_MAJOR6      110
#define COMPAQ_CISS_MAJOR7      111

#define VIODASD_MAJOR		112
#define VIOCD_MAJOR		113

#define ATARAID_MAJOR		114

#define SCSI_DISK8_MAJOR	128
#define SCSI_DISK9_MAJOR	129
#define SCSI_DISK10_MAJOR	130
#define SCSI_DISK11_MAJOR	131
#define SCSI_DISK12_MAJOR	132
#define SCSI_DISK13_MAJOR	133
#define SCSI_DISK14_MAJOR	134
#define SCSI_DISK15_MAJOR	135

#define UNIX98_PTY_MASTER_MAJOR	128
#define UNIX98_PTY_MAJOR_COUNT	8
#define UNIX98_PTY_SLAVE_MAJOR	(UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)

#define DRBD_MAJOR		147
#define RTF_MAJOR		150
#define RAW_MAJOR		162

#define USB_ACM_MAJOR		166
#define USB_ACM_AUX_MAJOR	167
#define USB_CHAR_MAJOR		180

#define MMC_BLOCK_MAJOR		179

#define VXVM_MAJOR		199	/* VERITAS volume i/o driver    */
#define VXSPEC_MAJOR		200	/* VERITAS volume config driver */
#define VXDMP_MAJOR		201	/* VERITAS volume multipath driver */

#define XENVBD_MAJOR		202	/* Xen virtual block device */

#define MSR_MAJOR		202
#define CPUID_MAJOR		203

#define OSST_MAJOR		206	/* OnStream-SCx0 SCSI tape */

#define IBM_TTY3270_MAJOR	227
#define IBM_FS3270_MAJOR	228

#define VIOTAPE_MAJOR		230

#define BLOCK_EXT_MAJOR		259
#define SCSI_OSD_MAJOR		260	/* open-osd's OSD scsi device */

#endif