diff options
Diffstat (limited to 'c/src/exec/score/src/threadqenqueuefifo.c')
-rw-r--r-- | c/src/exec/score/src/threadqenqueuefifo.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/c/src/exec/score/src/threadqenqueuefifo.c b/c/src/exec/score/src/threadqenqueuefifo.c deleted file mode 100644 index 5ba902198e..0000000000 --- a/c/src/exec/score/src/threadqenqueuefifo.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Thread Queue Handler - * - * - * COPYRIGHT (c) 1989-1999. - * 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.OARcorp.com/rtems/license.html. - * - * $Id$ - */ - -#include <rtems/system.h> -#include <rtems/score/chain.h> -#include <rtems/score/isr.h> -#include <rtems/score/object.h> -#include <rtems/score/states.h> -#include <rtems/score/thread.h> -#include <rtems/score/threadq.h> -#include <rtems/score/tqdata.h> - -/*PAGE - * - * _Thread_queue_Enqueue_fifo - * - * This routine blocks a thread, places it on a thread, and optionally - * starts a timeout timer. - * - * Input parameters: - * the_thread_queue - pointer to threadq - * the_thread - pointer to the thread to block - * timeout - interval to wait - * - * Output parameters: NONE - * - * INTERRUPT LATENCY: - * only case - */ - -void _Thread_queue_Enqueue_fifo ( - Thread_queue_Control *the_thread_queue, - Thread_Control *the_thread, - Watchdog_Interval timeout -) -{ - ISR_Level level; - Thread_queue_States sync_state; - - _ISR_Disable( level ); - - sync_state = the_thread_queue->sync_state; - the_thread_queue->sync_state = THREAD_QUEUE_SYNCHRONIZED; - - switch ( sync_state ) { - case THREAD_QUEUE_SYNCHRONIZED: - /* - * This should never happen. It indicates that someone did not - * enter a thread queue critical section. - */ - break; - - case THREAD_QUEUE_NOTHING_HAPPENED: - _Chain_Append_unprotected( - &the_thread_queue->Queues.Fifo, - &the_thread->Object.Node - ); - _ISR_Enable( level ); - return; - - case THREAD_QUEUE_TIMEOUT: - the_thread->Wait.return_code = the_thread->Wait.queue->timeout_status; - _ISR_Enable( level ); - break; - - case THREAD_QUEUE_SATISFIED: - if ( _Watchdog_Is_active( &the_thread->Timer ) ) { - _Watchdog_Deactivate( &the_thread->Timer ); - _ISR_Enable( level ); - (void) _Watchdog_Remove( &the_thread->Timer ); - } else - _ISR_Enable( level ); - break; - } - - /* - * Global objects with thread queue's should not be operated on from an - * ISR. But the sync code still must allow short timeouts to be processed - * correctly. - */ - - _Thread_Unblock( the_thread ); - -#if defined(RTEMS_MULTIPROCESSING) - if ( !_Objects_Is_local_id( the_thread->Object.id ) ) - _Thread_MP_Free_proxy( the_thread ); -#endif - -} - |