diff options
Diffstat (limited to 'cpukit/rtems/src/partdelete.c')
-rw-r--r-- | cpukit/rtems/src/partdelete.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/cpukit/rtems/src/partdelete.c b/cpukit/rtems/src/partdelete.c new file mode 100644 index 0000000000..871e198f3f --- /dev/null +++ b/cpukit/rtems/src/partdelete.c @@ -0,0 +1,92 @@ +/* + * Partition Manager + * + * + * COPYRIGHT (c) 1989-2007. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems/system.h> +#include <rtems/rtems/status.h> +#include <rtems/rtems/support.h> +#include <rtems/score/address.h> +#include <rtems/score/object.h> +#include <rtems/rtems/part.h> +#include <rtems/score/thread.h> +#include <rtems/score/sysstate.h> + +/*PAGE + * + * rtems_partition_delete + * + * This directive allows a thread to delete a partition specified by + * the partition identifier, provided that none of its buffers are + * still allocated. + * + * Input parameters: + * id - partition id + * + * Output parameters: + * RTEMS_SUCCESSFUL - if successful + * error code - if unsuccessful + */ + +rtems_status_code rtems_partition_delete( + rtems_id id +) +{ + register Partition_Control *the_partition; + Objects_Locations location; + + the_partition = _Partition_Get( id, &location ); + switch ( location ) { + + case OBJECTS_LOCAL: + if ( the_partition->number_of_used_blocks == 0 ) { + _Objects_Close( &_Partition_Information, &the_partition->Object ); + _Partition_Free( the_partition ); +#if defined(RTEMS_MULTIPROCESSING) + if ( _Attributes_Is_global( the_partition->attribute_set ) ) { + + _Objects_MP_Close( + &_Partition_Information, + the_partition->Object.id + ); + + _Partition_MP_Send_process_packet( + PARTITION_MP_ANNOUNCE_DELETE, + the_partition->Object.id, + 0, /* Not used */ + 0 /* Not used */ + ); + } +#endif + + _Thread_Enable_dispatch(); + return RTEMS_SUCCESSFUL; + } + _Thread_Enable_dispatch(); + return RTEMS_RESOURCE_IN_USE; + +#if defined(RTEMS_MULTIPROCESSING) + case OBJECTS_REMOTE: + _Thread_Dispatch(); + return RTEMS_ILLEGAL_ON_REMOTE_OBJECT; +#endif + + case OBJECTS_ERROR: + break; + } + + return RTEMS_INVALID_ID; +} |