source: rtems/cpukit/rtems/src/partdelete.c @ b541e1f

4.104.114.84.95
Last change on this file since b541e1f was 08311cc3, checked in by Joel Sherrill <joel.sherrill@…>, on 11/17/99 at 17:51:34

Updated copyright notice.

  • Property mode set to 100644
File size: 2.2 KB
Line 
1/*
2 *  Partition Manager
3 *
4 *
5 *  COPYRIGHT (c) 1989-1999.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.OARcorp.com/rtems/license.html.
11 *
12 *  $Id$
13 */
14
15#include <rtems/system.h>
16#include <rtems/rtems/status.h>
17#include <rtems/rtems/support.h>
18#include <rtems/score/address.h>
19#include <rtems/score/object.h>
20#include <rtems/rtems/part.h>
21#include <rtems/score/thread.h>
22#include <rtems/score/sysstate.h>
23
24/*PAGE
25 *
26 *  rtems_partition_delete
27 *
28 *  This directive allows a thread to delete a partition specified by
29 *  the partition identifier, provided that none of its buffers are
30 *  still allocated.
31 *
32 *  Input parameters:
33 *    id - partition id
34 *
35 *  Output parameters:
36 *    RTEMS_SUCCESSFUL - if successful
37 *    error code        - if unsuccessful
38 */
39
40rtems_status_code rtems_partition_delete(
41  Objects_Id id
42)
43{
44  register Partition_Control *the_partition;
45  Objects_Locations                  location;
46
47  the_partition = _Partition_Get( id, &location );
48  switch ( location ) {
49    case OBJECTS_REMOTE:
50#if defined(RTEMS_MULTIPROCESSING)
51      _Thread_Dispatch();
52      return RTEMS_ILLEGAL_ON_REMOTE_OBJECT;
53#endif
54
55    case OBJECTS_ERROR:
56      return RTEMS_INVALID_ID;
57
58    case OBJECTS_LOCAL:
59      if ( the_partition->number_of_used_blocks == 0 ) {
60        _Objects_Close( &_Partition_Information, &the_partition->Object );
61        _Partition_Free( the_partition );
62#if defined(RTEMS_MULTIPROCESSING)
63        if ( _Attributes_Is_global( the_partition->attribute_set ) ) {
64
65          _Objects_MP_Close(
66            &_Partition_Information,
67            the_partition->Object.id
68          );
69
70          _Partition_MP_Send_process_packet(
71            PARTITION_MP_ANNOUNCE_DELETE,
72            the_partition->Object.id,
73            0,                         /* Not used */
74            0                          /* Not used */
75          );
76        }
77#endif
78
79        _Thread_Enable_dispatch();
80        return RTEMS_SUCCESSFUL;
81      }
82      _Thread_Enable_dispatch();
83      return RTEMS_RESOURCE_IN_USE;
84  }
85
86  return RTEMS_INTERNAL_ERROR;   /* unreached - only to remove warnings */
87}
Note: See TracBrowser for help on using the repository browser.