diff options
Diffstat (limited to 'cpukit/score/include/rtems/score/corebarrier.h')
| -rw-r--r-- | cpukit/score/include/rtems/score/corebarrier.h | 133 |
1 files changed, 7 insertions, 126 deletions
diff --git a/cpukit/score/include/rtems/score/corebarrier.h b/cpukit/score/include/rtems/score/corebarrier.h index 1f7c826b79..1505efc55e 100644 --- a/cpukit/score/include/rtems/score/corebarrier.h +++ b/cpukit/score/include/rtems/score/corebarrier.h @@ -19,6 +19,12 @@ #ifndef _RTEMS_SCORE_COREBARRIER_H #define _RTEMS_SCORE_COREBARRIER_H +#include <rtems/score/tqdata.h> + +#ifdef __cplusplus +extern "C" { +#endif + /** * @defgroup ScoreBarrier Barrier Handler * @@ -29,24 +35,6 @@ */ /**@{*/ -#ifdef __cplusplus -extern "C" { -#endif - -#include <rtems/score/thread.h> -#include <rtems/score/threadq.h> -#include <rtems/score/priority.h> -#include <rtems/score/watchdog.h> - -/** - * The following type defines the callout which the API provides - * to support global/multiprocessor operations on barriers. - */ -typedef void ( *CORE_barrier_API_mp_support_callout )( - Thread_Control *, - Objects_Id - ); - /** * Flavors of barriers. */ @@ -62,35 +50,6 @@ typedef enum { } CORE_barrier_Disciplines; /** - * Core Barrier handler return statuses. - */ -typedef enum { - /** This status indicates that the operation completed successfully. */ - CORE_BARRIER_STATUS_SUCCESSFUL, - /** This status indicates that the barrier is configured for automatic - * release and the caller tripped the automatic release. The caller - * thus did not block. - */ - CORE_BARRIER_STATUS_AUTOMATICALLY_RELEASED, - /** This status indicates that the thread was blocked waiting for an - * operation to complete and the barrier was deleted. - */ - CORE_BARRIER_WAS_DELETED, - /** This status indicates that the calling task was willing to block - * but the operation was unable to complete within the time allotted - * because the resource never became available. - */ - CORE_BARRIER_TIMEOUT -} CORE_barrier_Status; - -/** - * @brief Core barrier last status value. - * - * This is the last status value. - */ -#define CORE_BARRIER_STATUS_LAST CORE_BARRIER_TIMEOUT - -/** * The following defines the control block used to manage the * attributes of each barrier. */ @@ -122,89 +81,11 @@ typedef struct { uint32_t number_of_waiting_threads; } CORE_barrier_Control; -/** - * @brief Initialize core barrier. - * - * This routine initializes the barrier based on the parameters passed. - * - * @param[in] the_barrier is the barrier to initialize - * @param[in] the_barrier_attributes define the behavior of this instance - */ -void _CORE_barrier_Initialize( - CORE_barrier_Control *the_barrier, - CORE_barrier_Attributes *the_barrier_attributes -); - -/** - * @brief Wait for the barrier. - * - * This routine wait for the barrier to be released. If the barrier - * is set to automatic and this is the appropriate thread, then it returns - * immediately. Otherwise, the calling thread is blocked until the barrier - * is released. - * - * @param[in] the_barrier is the barrier to wait for - * @param[in] id is the id of the object being waited upon - * @param[in] wait is true if the calling thread is willing to wait - * @param[in] timeout is the number of ticks the calling thread is willing - * to wait if @a wait is true. - * @param[in] api_barrier_mp_support is the routine to invoke if the - * thread unblocked is remote - * - * @note Status is returned via the thread control block. - */ -void _CORE_barrier_Wait( - CORE_barrier_Control *the_barrier, - Objects_Id id, - bool wait, - Watchdog_Interval timeout, - CORE_barrier_API_mp_support_callout api_barrier_mp_support -); - -/** - * @brief Manually release the barrier. - * - * This routine manually releases the barrier. All of the threads waiting - * for the barrier will be readied. - * - * @param[in] the_barrier is the barrier to surrender - * @param[in] id is the id of the object for a remote unblock - * @param[in] api_barrier_mp_support is the routine to invoke if the - * thread unblocked is remote - * - * @retval the number of unblocked threads - */ -uint32_t _CORE_barrier_Release( - CORE_barrier_Control *the_barrier, - Objects_Id id, - CORE_barrier_API_mp_support_callout api_barrier_mp_support -); - -/** - * This routine assists in the deletion of a barrier by flushing the - * associated wait queue. - * - * @param[in] _the_barrier is the barrier to flush - * @param[in] _remote_extract_callout is the routine to invoke if the - * thread unblocked is remote - * @param[in] _status is the status to be returned to the unblocked thread - */ -#define _CORE_barrier_Flush( _the_barrier, _remote_extract_callout, _status) \ - _Thread_queue_Flush( \ - &((_the_barrier)->Wait_queue), \ - (_remote_extract_callout), \ - (_status) \ - ) - -#ifndef __RTEMS_APPLICATION__ -#include <rtems/score/corebarrier.inl> -#endif +/**@}*/ #ifdef __cplusplus } #endif -/**@}*/ - #endif /* end of include file */ |