4.104.114.84.95
Last change
on this file since f36a7bfc 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
|
File size:
1.3 KB
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Rev | Line | |
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[e51bd96] | 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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