root / lab4 / .minix-src / include / minix / driver.h @ 13
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1 | 13 | up20180614 | #ifndef _MINIX_DRIVER_H
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2 | #define _MINIX_DRIVER_H
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3 | |||
4 | /* Types and constants shared between block and character drivers. */
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5 | |||
6 | #define _POSIX_SOURCE 1 /* tell headers to include POSIX stuff */ |
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7 | #define _NETBSD_SOURCE 1 /* tell headers to include MINIX stuff */ |
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8 | #define _SYSTEM 1 /* get negative error number in <errno.h> */ |
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9 | |||
10 | /* The following are so basic, all the *.c files get them automatically. */
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11 | #include <minix/config.h> /* MUST be first */ |
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12 | #include <minix/type.h> |
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13 | #include <minix/ipc.h> |
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14 | #include <minix/com.h> |
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15 | #include <minix/callnr.h> |
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16 | #include <sys/types.h> |
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17 | #include <minix/const.h> |
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18 | #include <minix/syslib.h> |
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19 | #include <minix/sysutil.h> |
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20 | #include <minix/endpoint.h> |
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21 | #include <string.h> |
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22 | #include <limits.h> |
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23 | #include <stddef.h> |
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24 | #include <errno.h> |
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25 | #include <sys/param.h> |
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26 | #include <minix/u64.h> |
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27 | #include <minix/partition.h> |
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28 | |||
29 | /* Base and size of a partition in bytes. */
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30 | struct device {
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31 | u64_t dv_base; |
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32 | u64_t dv_size; |
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33 | }; |
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34 | |||
35 | /* Generic receive function for all drivers. */
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36 | #ifndef driver_receive
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37 | #define driver_receive sef_receive_status
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38 | #endif
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39 | |||
40 | /* Maximum supported number of concurrently opened minor devices. */
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41 | #define MAX_NR_OPEN_DEVICES 256 |
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42 | |||
43 | #endif /* _MINIX_DRIVER_H */ |