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Diffstat (limited to 'cpukit/rtems/include/rtems/rtems/taskmp.h')
| -rw-r--r-- | cpukit/rtems/include/rtems/rtems/taskmp.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/cpukit/rtems/include/rtems/rtems/taskmp.h b/cpukit/rtems/include/rtems/rtems/taskmp.h new file mode 100644 index 0000000000..16bf205d8d --- /dev/null +++ b/cpukit/rtems/include/rtems/rtems/taskmp.h @@ -0,0 +1,156 @@ +/** + * @file rtems/rtems/taskmp.h + * + * This include file contains all the constants and structures associated + * with the multiprocessing support in the task manager. + */ + +/* COPYRIGHT (c) 1989-2008. + * 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. + * + * $Id$ + */ + +#ifndef _RTEMS_RTEMS_TASKMP_H +#define _RTEMS_RTEMS_TASKMP_H + +#include <rtems/score/mppkt.h> +#include <rtems/score/object.h> +#include <rtems/rtems/options.h> +#include <rtems/score/priority.h> +#include <rtems/rtems/tasks.h> +#include <rtems/score/thread.h> + +/** + * @defgroup ClassicTaskMP Task MP Support + * + * @ingroup ClassicMP + * + * This encapsulates functionality which XXX + */ +/**@{*/ + +#ifdef __cplusplus +extern "C" { +#endif +/** + * The following enumerated type defines the list of + * remote task operations. + */ +typedef enum { + RTEMS_TASKS_MP_ANNOUNCE_CREATE = 0, + RTEMS_TASKS_MP_ANNOUNCE_DELETE = 1, + RTEMS_TASKS_MP_SUSPEND_REQUEST = 2, + RTEMS_TASKS_MP_SUSPEND_RESPONSE = 3, + RTEMS_TASKS_MP_RESUME_REQUEST = 4, + RTEMS_TASKS_MP_RESUME_RESPONSE = 5, + RTEMS_TASKS_MP_SET_PRIORITY_REQUEST = 6, + RTEMS_TASKS_MP_SET_PRIORITY_RESPONSE = 7, + RTEMS_TASKS_MP_GET_NOTE_REQUEST = 8, + RTEMS_TASKS_MP_GET_NOTE_RESPONSE = 9, + RTEMS_TASKS_MP_SET_NOTE_REQUEST = 10, + RTEMS_TASKS_MP_SET_NOTE_RESPONSE = 11 +} RTEMS_tasks_MP_Remote_operations; + +/** + * The following data structure defines the packet used to perform + * remote task operations. + */ +typedef struct { + rtems_packet_prefix Prefix; + RTEMS_tasks_MP_Remote_operations operation; + rtems_name name; + rtems_task_priority the_priority; + uint32_t notepad; + uint32_t note; +} RTEMS_tasks_MP_Packet; + +/** + * @brief _RTEMS_tasks_MP_Send_process_packet + * + * This routine performs a remote procedure call so that a + * process operation can be performed on another node. + */ +void _RTEMS_tasks_MP_Send_process_packet ( + RTEMS_tasks_MP_Remote_operations operation, + Objects_Id task_id, + rtems_name name +); + +/** + * @brief _RTEMS_tasks_MP_Send_request_packet + * + * This routine performs a remote procedure call so that a + * directive operation can be initiated on another node. + */ +rtems_status_code _RTEMS_tasks_MP_Send_request_packet ( + RTEMS_tasks_MP_Remote_operations operation, + Objects_Id task_id, + rtems_task_priority the_priority, + uint32_t notepad, + uint32_t note +); + +/** + * @brief _RTEMS_tasks_MP_Send_response_packet + * + * This routine performs a remote procedure call so that a + * directive can be performed on another node. + */ +void _RTEMS_tasks_MP_Send_response_packet ( + RTEMS_tasks_MP_Remote_operations operation, + Thread_Control *the_thread +); + +/** + * @brief _RTEMS_tasks_MP_Process_packet + * + * This routine performs the actions specific to this package for + * the request from another node. + */ +void _RTEMS_tasks_MP_Process_packet ( + rtems_packet_prefix *the_packet_prefix +); + +/** + * @brief _RTEMS_tasks_MP_Send_object_was_deleted + * + * This routine is invoked indirectly by the thread queue + * when a proxy has been removed from the thread queue and + * the remote node must be informed of this. + * + * This routine is not needed by RTEMS_tasks since a task + * cannot be deleted when segments are in use. + */ + +/* + * _RTEMS_tasks_MP_Send_extract_proxy + * + * This routine is invoked when a task is deleted and it + * has a proxy which must be removed from a thread queue and + * the remote node must be informed of this. + * + * This routine is not needed since there are no objects + * deleted by this manager. + * + */ + +/** + * @brief _RTEMS_tasks_MP_Get_packet + * + * This function is used to obtain a task mp packet. + */ +RTEMS_tasks_MP_Packet *_RTEMS_tasks_MP_Get_packet ( void ); + +#ifdef __cplusplus +} +#endif + +/**@}*/ + +#endif +/* end of file */ |