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/**
* @file
*
* @ingroup ScoreSysState
*
* @brief System State Handler API
*/
/*
* 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.com/license/LICENSE.
*/
#ifndef _RTEMS_SCORE_SYSSTATE_H
#define _RTEMS_SCORE_SYSSTATE_H
#include <rtems/score/basedefs.h> /* SCORE_EXTERN */
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup ScoreSysState System State Handler
*
* @ingroup Score
*
* @brief Management of the internal system state of RTEMS.
*/
/**@{**/
/**
* @brief System states.
*/
typedef enum {
/**
* @brief The system is before the end of the first phase of initialization.
*/
SYSTEM_STATE_BEFORE_INITIALIZATION,
/**
* @brief The system is between end of the first phase of initialization but
* before multitasking is started.
*/
SYSTEM_STATE_BEFORE_MULTITASKING,
/**
* @brief The system is attempting to initiate multitasking.
*/
SYSTEM_STATE_BEGIN_MULTITASKING,
/**
* @brief The system is up and operating normally.
*/
SYSTEM_STATE_UP,
/**
* @brief The system is in the midst of a shutdown.
*/
SYSTEM_STATE_SHUTDOWN,
/**
* @brief A fatal error has occurred.
*/
SYSTEM_STATE_FAILED
} System_state_Codes;
#define SYSTEM_STATE_CODES_FIRST SYSTEM_STATE_BEFORE_INITIALIZATION
#define SYSTEM_STATE_CODES_LAST SYSTEM_STATE_FAILED
#if defined(RTEMS_MULTIPROCESSING)
SCORE_EXTERN bool _System_state_Is_multiprocessing;
#endif
extern System_state_Codes _System_state_Current;
/*
* Make it possible for the application to get the system state information.
*/
#include <rtems/score/sysstate.inl>
/** @} */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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