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#ifndef _LINUX_MAJOR_H
#define _LINUX_MAJOR_H
/*
* This file has definitions for major device numbers
*/
/* limits */
#define MAX_CHRDEV 32
#define MAX_BLKDEV 32
/*
* assignments
*
* devices are as follows (same as minix, so we can use the minix fs):
*
* character block comments
* -------------------- -------------------- --------------------
* 0 - unnamed unnamed minor 0 = true nodev
* 1 - /dev/mem ramdisk
* 2 - floppy
* 3 - hd
* 4 - /dev/tty*
* 5 - /dev/tty; /dev/cua*
* 6 - lp
* 7 - UNUSED
* 8 - scsi disk
* 9 - scsi tape
* 10 - mice
* 11 - scsi cdrom
* 12 - qic02 tape
* 13 - xt disk
* 14 - sound card
* 15 - cdu31a cdrom
* 16 - sockets
* 17 - af_unix
* 18 - af_inet
* 19 - UNUSED
* 20 - UNUSED
* 21 - scsi generic
* 22 - (at2disk)
* 23 - mitsumi cdrom
* 24 - sony535 cdrom
* 25 - matsushita cdrom minors 0..3
* 26 - matsushita cdrom 2 minors 0..3
* 27 - qic117 tape matsushita cdrom 3 minors 0..3
* 28 - matsushita cdrom 4 minors 0..3
*/
#define UNNAMED_MAJOR 0
#define MEM_MAJOR 1
#define FLOPPY_MAJOR 2
#define HD_MAJOR 3
#define TTY_MAJOR 4
#define TTYAUX_MAJOR 5
#define LP_MAJOR 6
/* unused: 7 */
#define SCSI_DISK_MAJOR 8
#define SCSI_TAPE_MAJOR 9
#define MOUSE_MAJOR 10
#define SCSI_CDROM_MAJOR 11
#define QIC02_TAPE_MAJOR 12
#define XT_DISK_MAJOR 13
#define SOUND_MAJOR 14
#define CDU31A_CDROM_MAJOR 15
#define SOCKET_MAJOR 16
#define AF_UNIX_MAJOR 17
#define AF_INET_MAJOR 18
/* unused: 19, 20 */
#define SCSI_GENERIC_MAJOR 21
/* unused: 22 */
#define MITSUMI_CDROM_MAJOR 23
#define CDU535_CDROM_MAJOR 24
#define MATSUSHITA_CDROM_MAJOR 25
#define MATSUSHITA_CDROM2_MAJOR 26
#define MATSUSHITA_CDROM3_MAJOR 27
#define MATSUSHITA_CDROM4_MAJOR 28
#define QIC117_TAPE_MAJOR 27
/*
* Tests for SCSI devices.
*/
#define SCSI_MAJOR(M) \
((M) == SCSI_DISK_MAJOR \
|| (M) == SCSI_TAPE_MAJOR \
|| (M) == SCSI_CDROM_MAJOR \
|| (M) == SCSI_GENERIC_MAJOR)
static inline int scsi_major(int m) {
return SCSI_MAJOR(m);
}
#endif
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