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_Local_disable( _level ) \
  do { \
    _CPU_ISR_Disable( _level ); \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
  } while (0)
 
#define _ISR_Local_enable( _level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
    _CPU_ISR_Enable( _level ); \
  } while (0)
 
#define _ISR_Local_flash( _level ) \
  do { \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
    _CPU_ISR_Flash( _level ); \
    RTEMS_COMPILER_MEMORY_BARRIER(); \
  } while (0)
 
#define _ISR_Is_enabled( _level ) \
  _CPU_ISR_Is_enabled( _level )
 
#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)
 
#ifdef __cplusplus
}
#endif
#endif