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/**
* @file
*
* @brief Fatal 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.org/license/LICENSE.
*/
#ifndef _RTEMS_FATAL_H
#define _RTEMS_FATAL_H
#include <rtems/score/basedefs.h> /* RTEMS_NO_RETURN */
#include <rtems/extension.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup ClassicFatal Fatal
*
* @ingroup ClassicRTEMS
*
* @brief The Fatal Manager provides functions for fatal system states and or
* irrecoverable errors.
*/
/**@{**/
/**
* @brief Assert context.
*/
typedef struct {
const char *file;
int line;
const char *function;
const char *failed_expression;
} rtems_assert_context;
/**
* @brief Exception frame.
*/
typedef CPU_Exception_frame rtems_exception_frame;
/**
* @brief Prints the exception frame via printk().
*
* @see rtems_fatal() and RTEMS_FATAL_SOURCE_EXCEPTION.
*/
static inline void rtems_exception_frame_print(
const rtems_exception_frame *frame
)
{
_CPU_Exception_frame_print( frame );
}
/**
* @brief Invokes the internal error handler with a source of
* INTERNAL_ERROR_RTEMS_API and is internal set to false.
*
* @param[in] the_error is a 32-bit fatal error code.
*
* @see _Terminate().
*/
void rtems_fatal_error_occurred(
uint32_t the_error
) RTEMS_NO_RETURN;
/**
* @brief Terminates the system.
*
* @param[in] fatal_source The fatal source.
* @param[in] error_code The error code.
*
* @see _Terminate().
*/
RTEMS_NO_RETURN RTEMS_INLINE_ROUTINE void rtems_fatal(
rtems_fatal_source fatal_source,
rtems_fatal_code error_code
)
{
_Terminate( fatal_source, error_code );
}
/**
* @brief Prints the specified message via printk() and terminates the system.
*
* @param[in] fmt The message format.
* @param[in] ... The message parameters.
*
* @see _Terminate().
*/
RTEMS_NO_RETURN void rtems_panic(
const char *fmt, ...
) RTEMS_PRINTFLIKE( 1, 2 );
/**
* @brief Returns a text for a fatal source.
*
* The text for each fatal source is the enumerator constant.
*
* @param[in] source is the fatal source.
*
* @retval text The fatal source text.
* @retval "?" The passed fatal source is invalid.
*/
const char *rtems_fatal_source_text( rtems_fatal_source source );
/**
* @brief Returns a text for an internal error code.
*
* The text for each internal error code is the enumerator constant.
*
* @param[in] error is the error code.
*
* @retval text The error code text.
* @retval "?" The passed error code is invalid.
*/
const char *rtems_internal_error_text( rtems_fatal_code error );
/** @} */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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