45 lines
1.8 KiB
C
45 lines
1.8 KiB
C
#ifndef _DMAP_H
|
|
#define _DMAP_H
|
|
|
|
#include <minix/sys_config.h>
|
|
#include <minix/ipc.h>
|
|
|
|
enum dev_style { STYLE_DEV, STYLE_NDEV, STYLE_TTY, STYLE_CLONE };
|
|
|
|
/*===========================================================================*
|
|
* Major and minor device numbers *
|
|
*===========================================================================*/
|
|
|
|
/* Total number of different devices. */
|
|
#define NR_DEVICES 32 /* number of (major) devices */
|
|
|
|
/* Major and minor device numbers for MEMORY driver. */
|
|
#define MEMORY_MAJOR 1 /* major device for memory devices */
|
|
# define RAM_DEV 0 /* minor device for /dev/ram */
|
|
# define MEM_DEV 1 /* minor device for /dev/mem */
|
|
# define KMEM_DEV 2 /* minor device for /dev/kmem */
|
|
# define NULL_DEV 3 /* minor device for /dev/null */
|
|
# define BOOT_DEV 4 /* minor device for /dev/boot */
|
|
# define ZERO_DEV 5 /* minor device for /dev/zero */
|
|
# define IMGRD_DEV 6 /* minor device for /dev/imgrd */
|
|
|
|
#define CTRLR(n) ((n)==0 ? 3 : (8 + 2*((n)-1))) /* magic formula */
|
|
|
|
/* Full device numbers that are special to the boot monitor and FS. */
|
|
# define DEV_RAM 0x0100 /* device number of /dev/ram */
|
|
# define DEV_BOOT 0x0104 /* device number of /dev/boot */
|
|
# define DEV_IMGRD 0x0106 /* device number of /dev/imgrd */
|
|
|
|
#define FLOPPY_MAJOR 2 /* major device for floppy disks */
|
|
#define TTY_MAJOR 4 /* major device for ttys */
|
|
#define CTTY_MAJOR 5 /* major device for /dev/tty */
|
|
|
|
#define INET_MAJOR 7 /* major device for inet */
|
|
|
|
#define RESCUE_MAJOR 9 /* major device for rescue */
|
|
|
|
#define LOG_MAJOR 15 /* major device for log driver */
|
|
# define IS_KLOG_DEV 0 /* minor device for /dev/klog */
|
|
|
|
#endif /* _DMAP_H */
|