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/*

 *  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: task.h,v 1.2 2001-09-27 11:59:12 chris Exp $

 */

#ifndef __RTEMS_ITRON_TASK_h_

#define __RTEMS_ITRON_TASK_h_

#ifdef __cplusplus

extern "C" {

#endif

#include <rtems/itron/object.h>

#include <rtems/itron/config.h>

#include <rtems/score/thread.h>

/*

 *  This macro evaluates to TRUE if there should be a "context error."

 *  This is defined as a blocking directive being issed from

 *  task-independent portions or a task in dispatch disabled state.

 *

 *  NOTE: Dispatching is disabled in interrupts so this should cover

 *        both cases.

 */

#define _ITRON_Is_in_non_task_state() \

  (_Thread_Dispatch_disable_level != 0)

/*

 *  This is the API specific information required by each thread for

 *  the ITRON API to function correctly.

 */

typedef struct {

  unsigned32                unused;  /* no use for the API extension */

                                     /*   structure for ITRON identified yet */

}  ITRON_API_Control;

/*

 *  The following defines the information control block used to

 *  manage this class of objects.

 */

ITRON_EXTERN Objects_Information _ITRON_Task_Information;

/*

 *  These are used to manage the user initialization tasks.

 */

ITRON_EXTERN itron_initialization_tasks_table

               *_ITRON_Task_User_initialization_tasks;

ITRON_EXTERN unsigned32   _ITRON_Task_Number_of_initialization_tasks;

/*

 *  _ITRON_Task_Manager_initialization

 *

 *  This routine initializes the ITRON Task Manager.

 */

void _ITRON_Task_Manager_initialization(

  unsigned32                        maximum_tasks,

  unsigned32                        number_of_initialization_tasks,

  itron_initialization_tasks_table *user_tasks

);

/*

 *

 *  _ITRON_Delete_task

 */

ER _ITRON_Delete_task(

  Thread_Control *the_thread

);

/* XXX remove the need for this.  Enable dispatch should not be hidden */

#define _ITRON_return_errorno( _errno )                \

do {                                                   \

  _Thread_Enable_dispatch();                           \

  return _errno;                                       \

} while (0);

#ifndef __RTEMS_APPLICATION__

#include <rtems/itron/task.inl>

#endif

#ifdef __cplusplus

}

#endif

#endif

/* end of include file */