isrlevel.h

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/*
 *  COPYRIGHT (c) 1989-2011.
 *  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_SCORE_ISR_LEVEL_h
#define _RTEMS_SCORE_ISR_LEVEL_h

#include <rtems/score/cpu.h>
#include <rtems/score/assert.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef uint32_t   ISR_Level;

#define _ISR_Disable( _level ) \
  do { \
    _CPU_ISR_Disable( _level ); \
    _Assert( _Debug_Is_owner_of_giant() ); \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
  } while (0)

#define _ISR_Enable( _level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
    _Assert( _Debug_Is_owner_of_giant() ); \
    _CPU_ISR_Enable( _level ); \
  } while (0)

#define _ISR_Flash( _level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
    _Assert( _Debug_Is_owner_of_giant() ); \
    _CPU_ISR_Flash( _level ); \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
  } while (0)

#define _ISR_Get_level() \
        _CPU_ISR_Get_level()

#define _ISR_Set_level( _new_level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER();  \
    _CPU_ISR_Set_level( _new_level ); \
    RTEMS_COMPILER_MEMORY_BARRIER();  \
  } while (0)

#define _ISR_Disable_without_giant( _level ) \
  do { \
    _CPU_ISR_Disable( _level ); \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
  } while (0)

#define _ISR_Enable_without_giant( _level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
    _CPU_ISR_Enable( _level ); \
  } while (0)

#ifdef __cplusplus
}
#endif
#endif