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/**
* @file rtems/rtems/modes.inl
*
* This include file contains the static inline implementation of the
* inlined routines in the Mode Handler
*/
/* COPYRIGHT (c) 1989-2008.
* 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.
*
* $Id$
*/
#ifndef _RTEMS_RTEMS_MODES_H
# error "Never use <rtems/rtems/modes.inl> directly; include <rtems/rtems/modes.h> instead."
#endif
#ifndef _RTEMS_RTEMS_MODES_INL
#define _RTEMS_RTEMS_MODES_INL
/**
* @addtogroup ClassicModes
* @{
*/
/**
* @brief Modes_Mask_changed
*
* This function returns TRUE if any of the mode flags in mask
* are set in mode_set, and FALSE otherwise.
*/
RTEMS_INLINE_ROUTINE bool _Modes_Mask_changed (
Modes_Control mode_set,
Modes_Control masks
)
{
return ( mode_set & masks ) ? true : false;
}
/**
* @brief Modes_Is_asr_disabled
*
* This function returns TRUE if mode_set indicates that Asynchronous
* Signal Processing is disabled, and FALSE otherwise.
*/
RTEMS_INLINE_ROUTINE bool _Modes_Is_asr_disabled (
Modes_Control mode_set
)
{
return (mode_set & RTEMS_ASR_MASK) == RTEMS_NO_ASR;
}
/**
* @brief Modes_Is_preempt
*
* This function returns TRUE if mode_set indicates that preemption
* is enabled, and FALSE otherwise.
*/
RTEMS_INLINE_ROUTINE bool _Modes_Is_preempt (
Modes_Control mode_set
)
{
return (mode_set & RTEMS_PREEMPT_MASK) == RTEMS_PREEMPT;
}
/**
* @brief Modes_Is_timeslice
*
* This function returns TRUE if mode_set indicates that timeslicing
* is enabled, and FALSE otherwise.
*/
RTEMS_INLINE_ROUTINE bool _Modes_Is_timeslice (
Modes_Control mode_set
)
{
return (mode_set & RTEMS_TIMESLICE_MASK) == RTEMS_TIMESLICE;
}
/**
* @brief Modes_Get_interrupt_level
*
* This function returns the interrupt level portion of the mode_set.
*/
RTEMS_INLINE_ROUTINE ISR_Level _Modes_Get_interrupt_level (
Modes_Control mode_set
)
{
return ( mode_set & RTEMS_INTERRUPT_MASK );
}
/**
* @brief Modes_Set_interrupt_level
*
* This routine sets the current interrupt level to that specified
* in the mode_set.
*/
RTEMS_INLINE_ROUTINE void _Modes_Set_interrupt_level (
Modes_Control mode_set
)
{
_ISR_Set_level( _Modes_Get_interrupt_level( mode_set ) );
}
/**
* @brief Modes_Change
*
* This routine changes the modes in old_mode_set indicated by
* mask to the requested values in new_mode_set. The resulting
* mode set is returned in out_mode_set and the modes that changed
* is returned in changed.
*/
RTEMS_INLINE_ROUTINE void _Modes_Change (
Modes_Control old_mode_set,
Modes_Control new_mode_set,
Modes_Control mask,
Modes_Control *out_mode_set,
Modes_Control *changed
)
{
Modes_Control _out_mode;
_out_mode = old_mode_set;
_out_mode &= ~mask;
_out_mode |= new_mode_set & mask;
*changed = _out_mode ^ old_mode_set;
*out_mode_set = _out_mode;
}
/**@}*/
#endif
/* end of include file */
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