intr.h

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/* COPYRIGHT (c) 1989-2013.
 * 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.org/license/LICENSE.
 */

#ifndef _RTEMS_RTEMS_INTR_H
#define _RTEMS_RTEMS_INTR_H

#include <rtems/rtems/status.h>
#include <rtems/score/isr.h>
#include <rtems/score/isrlock.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef ISR_Level rtems_interrupt_level;

typedef ISR_Vector_number rtems_vector_number;

typedef ISR_Handler rtems_isr;

#if (CPU_SIMPLE_VECTORED_INTERRUPTS == FALSE)

typedef ISR_Handler_entry rtems_isr_entry;

#else

typedef rtems_isr ( *rtems_isr_entry )(
                 rtems_vector_number
             );

rtems_status_code rtems_interrupt_catch(
  rtems_isr_entry      new_isr_handler,
  rtems_vector_number  vector,
  rtems_isr_entry     *old_isr_handler
);
#endif

#if !defined(RTEMS_SMP)

#define rtems_interrupt_disable( _isr_cookie ) \
    _ISR_Local_disable(_isr_cookie)

#define rtems_interrupt_enable( _isr_cookie ) \
    _ISR_Local_enable(_isr_cookie)

#define rtems_interrupt_flash( _isr_cookie ) \
    _ISR_Local_flash(_isr_cookie)

#endif /* RTEMS_SMP */

#define rtems_interrupt_local_disable( _isr_cookie ) \
  _ISR_Local_disable( _isr_cookie )

#define rtems_interrupt_local_enable( _isr_cookie ) \
  _ISR_Local_enable( _isr_cookie )

#define rtems_interrupt_is_in_progress() \
    _ISR_Is_in_progress()

#define rtems_interrupt_cause( _interrupt_to_cause )

#define rtems_interrupt_clear( _interrupt_to_clear )

typedef ISR_lock_Control rtems_interrupt_lock;

typedef ISR_lock_Context rtems_interrupt_lock_context;

#define RTEMS_INTERRUPT_LOCK_MEMBER( _designator ) \
  ISR_LOCK_MEMBER( _designator )

#define RTEMS_INTERRUPT_LOCK_DECLARE( _qualifier, _designator ) \
  ISR_LOCK_DECLARE( _qualifier, _designator )

#define RTEMS_INTERRUPT_LOCK_DEFINE( _qualifier, _designator, _name ) \
  ISR_LOCK_DEFINE( _qualifier, _designator, _name )

#define RTEMS_INTERRUPT_LOCK_REFERENCE( _designator, _target ) \
  ISR_LOCK_REFERENCE( _designator, _target )

#define RTEMS_INTERRUPT_LOCK_INITIALIZER( _name ) ISR_LOCK_INITIALIZER( _name )

#define rtems_interrupt_lock_initialize( _lock, _name ) \
  _ISR_lock_Initialize( _lock, _name )

#define rtems_interrupt_lock_destroy( _lock ) \
  _ISR_lock_Destroy( _lock )

#define rtems_interrupt_lock_interrupt_disable( _lock_context ) \
  _ISR_lock_ISR_disable( _lock_context )

#define rtems_interrupt_lock_acquire( _lock, _lock_context ) \
  _ISR_lock_ISR_disable_and_acquire( _lock, _lock_context )

#define rtems_interrupt_lock_release( _lock, _lock_context ) \
  _ISR_lock_Release_and_ISR_enable( _lock, _lock_context )

#if defined(RTEMS_SMP)
  #define rtems_interrupt_lock_acquire_isr( _lock, _lock_context ) \
    _SMP_lock_Acquire( \
      &( _lock )->Lock, \
      &( _lock_context )->Lock_context \
    )
#else
  #define rtems_interrupt_lock_acquire_isr( _lock, _lock_context ) \
    do { (void) _lock_context; } while ( 0 )
#endif

#if defined(RTEMS_SMP)
  #define rtems_interrupt_lock_release_isr( _lock, _lock_context ) \
    _SMP_lock_Release( \
      &( _lock )->Lock, \
      &( _lock_context )->Lock_context \
    )
#else
  #define rtems_interrupt_lock_release_isr( _lock, _lock_context ) \
    do { (void) _lock_context; } while ( 0 )
#endif

#ifdef __cplusplus
}
#endif

#endif
/* end of include file */