Project

General

Profile

Statistics
| Revision:

root / lab4 / .minix-src / include / minix / driver.h @ 13

History | View | Annotate | Download (1.14 KB)

1 13 up20180614
#ifndef _MINIX_DRIVER_H
2
#define _MINIX_DRIVER_H
3
4
/* Types and constants shared between block and character drivers. */
5
6
#define _POSIX_SOURCE        1        /* tell headers to include POSIX stuff */
7
#define _NETBSD_SOURCE        1        /* tell headers to include MINIX stuff */
8
#define _SYSTEM                1        /* get negative error number in <errno.h> */
9
10
/* The following are so basic, all the *.c files get them automatically. */
11
#include <minix/config.h>        /* MUST be first */
12
#include <minix/type.h>
13
#include <minix/ipc.h>
14
#include <minix/com.h>
15
#include <minix/callnr.h>
16
#include <sys/types.h>
17
#include <minix/const.h>
18
#include <minix/syslib.h>
19
#include <minix/sysutil.h>
20
#include <minix/endpoint.h>
21
#include <string.h>
22
#include <limits.h>
23
#include <stddef.h>
24
#include <errno.h>
25
#include <sys/param.h>
26
#include <minix/u64.h>
27
#include <minix/partition.h>
28
29
/* Base and size of a partition in bytes. */
30
struct device {
31
        u64_t dv_base;
32
        u64_t dv_size;
33
};
34
35
/* Generic receive function for all drivers. */
36
#ifndef driver_receive
37
#define driver_receive sef_receive_status
38
#endif
39
40
/* Maximum supported number of concurrently opened minor devices. */
41
#define MAX_NR_OPEN_DEVICES 256
42
43
#endif /* _MINIX_DRIVER_H */