4.104.114.84.95
Last change
on this file since 2609e83 was
e51bd96,
checked in by Joel Sherrill <joel.sherrill@…>, on 02/28/02 at 20:39:54
|
2002-02-28 Joel Sherrill <joel@…>
- Submitted by Victor V. Vengerov <vvv@…> and merged
into the RTEMS source.
- ChangeLog?, Makefile.am, README, configure.ac, include/Makefile.am,
include/rtems/bdbuf.h, include/rtems/blkdev.h, include/rtems/diskdevs.h,
include/rtems/ramdisk.h, include/rtems/.cvsignore, include/.cvsignore,
src/Makefile.am, src/bdbuf.c, src/blkdev.c, src/diskdevs.c,
src/ramdisk.c, src/.cvsignore, .cvsignore: New files.
|
-
Property mode set to
100644
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File size:
1.3 KB
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1 | /* ramdisk.c -- RAM disk block device implementation |
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2 | * |
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3 | * Copyright (C) 2001 OKTET Ltd., St.-Petersburg, Russia |
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4 | * Author: Victor V. Vengerov <vvv@oktet.ru> |
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5 | * |
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6 | * @(#) $Id$ |
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7 | */ |
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8 | |
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9 | #ifndef __RTEMS_LIBBLOCK_RAMDISK_H__ |
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10 | #define __RTEMS_LIBBLOCK_RAMDISK_H__ |
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11 | |
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12 | #ifdef __cplusplus |
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13 | extern "C" { |
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14 | #endif |
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15 | |
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16 | #include <rtems.h> |
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17 | |
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18 | #include "rtems/blkdev.h" |
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19 | |
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20 | /* RAM disk configuration table entry */ |
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21 | typedef struct rtems_ramdisk_config { |
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22 | int block_size; /* RAM disk block size */ |
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23 | int block_num; /* Number of blocks on this RAM disk */ |
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24 | void *location; /* RAM disk permanent location (out of RTEMS controlled |
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25 | memory), or NULL if RAM disk memory should be |
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26 | allocated dynamically */ |
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27 | } rtems_ramdisk_config; |
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28 | |
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29 | /* If application want to use RAM disk, it should specify configuration of |
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30 | * available RAM disks. |
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31 | * The following is definitions for RAM disk configuration table |
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32 | */ |
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33 | extern rtems_ramdisk_config rtems_ramdisk_configuration[]; |
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34 | extern int rtems_ramdisk_configuration_size; |
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35 | |
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36 | /* ramdisk_initialize -- |
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37 | * RAM disk driver initialization entry point. |
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38 | */ |
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39 | rtems_device_driver |
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40 | ramdisk_initialize( |
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41 | rtems_device_major_number major, |
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42 | rtems_device_minor_number minor, |
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43 | void *arg); |
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44 | |
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45 | #define RAMDISK_DRIVER_TABLE_ENTRY \ |
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46 | { ramdisk_initialize, GENERIC_BLOCK_DEVICE_DRIVER_ENTRIES } |
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47 | |
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48 | #ifdef __cplusplus |
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49 | } |
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50 | #endif |
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51 | |
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52 | #endif |
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