/*
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/*
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* Timer Manager
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* Timer Manager
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*
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*
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*
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*
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* COPYRIGHT (c) 1989-1999.
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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* On-Line Applications Research Corporation (OAR).
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*
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*
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* The license and distribution terms for this file may be
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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* http://www.OARcorp.com/rtems/license.html.
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*
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*
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* $Id: timercreate.c,v 1.2 2001-09-27 11:59:19 chris Exp $
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* $Id: timercreate.c,v 1.2 2001-09-27 11:59:19 chris Exp $
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*/
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*/
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#include <rtems/system.h>
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#include <rtems/system.h>
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#include <rtems/rtems/status.h>
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#include <rtems/rtems/status.h>
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#include <rtems/rtems/support.h>
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#include <rtems/rtems/support.h>
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#include <rtems/score/object.h>
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#include <rtems/score/object.h>
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#include <rtems/score/thread.h>
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#include <rtems/score/thread.h>
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#include <rtems/rtems/timer.h>
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#include <rtems/rtems/timer.h>
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#include <rtems/score/tod.h>
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#include <rtems/score/tod.h>
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#include <rtems/score/watchdog.h>
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#include <rtems/score/watchdog.h>
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/*PAGE
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/*PAGE
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*
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*
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* rtems_timer_create
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* rtems_timer_create
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*
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*
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* This directive creates a timer and performs some initialization.
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* This directive creates a timer and performs some initialization.
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*
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*
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* Input parameters:
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* Input parameters:
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* name - timer name
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* name - timer name
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* id - pointer to timer id
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* id - pointer to timer id
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*
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*
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* Output parameters:
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* Output parameters:
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* id - timer id
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* id - timer id
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* RTEMS_SUCCESSFUL - if successful
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* RTEMS_SUCCESSFUL - if successful
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* error code - if unsuccessful
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* error code - if unsuccessful
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*/
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*/
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rtems_status_code rtems_timer_create(
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rtems_status_code rtems_timer_create(
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rtems_name name,
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rtems_name name,
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Objects_Id *id
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Objects_Id *id
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)
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)
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{
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{
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Timer_Control *the_timer;
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Timer_Control *the_timer;
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if ( !rtems_is_name_valid( name ) )
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if ( !rtems_is_name_valid( name ) )
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return RTEMS_INVALID_NAME;
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return RTEMS_INVALID_NAME;
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_Thread_Disable_dispatch(); /* to prevent deletion */
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_Thread_Disable_dispatch(); /* to prevent deletion */
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the_timer = _Timer_Allocate();
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the_timer = _Timer_Allocate();
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if ( !the_timer ) {
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if ( !the_timer ) {
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_Thread_Enable_dispatch();
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_Thread_Enable_dispatch();
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return RTEMS_TOO_MANY;
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return RTEMS_TOO_MANY;
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}
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}
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the_timer->the_class = TIMER_DORMANT;
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the_timer->the_class = TIMER_DORMANT;
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_Objects_Open( &_Timer_Information, &the_timer->Object, &name );
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_Objects_Open( &_Timer_Information, &the_timer->Object, &name );
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*id = the_timer->Object.id;
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*id = the_timer->Object.id;
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_Thread_Enable_dispatch();
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_Thread_Enable_dispatch();
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return RTEMS_SUCCESSFUL;
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return RTEMS_SUCCESSFUL;
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}
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}
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