context.h

Go to the documentation of this file.

/*
 *  COPYRIGHT (c) 1989-2006.
 *  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.com/license/LICENSE.
 *
 *  $Id: context.h,v 1.18 2007/11/02 13:35:02 joel Exp $
 */

#ifndef _RTEMS_SCORE_CONTEXT_H
#define _RTEMS_SCORE_CONTEXT_H

#ifdef __cplusplus
extern "C" {
#endif

#include <rtems/score/cpu.h>

#define CONTEXT_FP_SIZE CPU_CONTEXT_FP_SIZE

SCORE_EXTERN volatile boolean _Context_Switch_necessary;

#define _Context_Initialize(_the_context, _stack, _size, _isr, _entry, _is_fp) \
   _CPU_Context_Initialize( _the_context, _stack, _size, _isr, _entry, _is_fp )

#if defined(_CPU_Context_Initialization_at_thread_begin)
  #define _Context_Initialization_at_thread_begin() \
     _CPU_Context_Initialization_at_thread_begin()
#else
  #define _Context_Initialization_at_thread_begin()
#endif

#define _Context_Switch( _executing, _heir ) \
   _CPU_Context_switch( _executing, _heir )

#define _Context_Restart_self( _the_context ) \
   _CPU_Context_Restart_self( _the_context )

#define _Context_Fp_start( _base, _offset ) \
   _CPU_Context_Fp_start( (_base), (_offset) )

#define _Context_Initialize_fp( _fp_area ) \
   _CPU_Context_Initialize_fp( _fp_area )

#define _Context_Restore_fp( _fp ) \
   _CPU_Context_restore_fp( _fp )

#define _Context_Save_fp( _fp ) \
   _CPU_Context_save_fp( _fp )

#ifdef __cplusplus
}
#endif

#endif
/* end of include file */

---