diff options
Diffstat (limited to 'cpukit/score/inline/rtems/score/corespinlock.inl')
-rw-r--r-- | cpukit/score/inline/rtems/score/corespinlock.inl | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/cpukit/score/inline/rtems/score/corespinlock.inl b/cpukit/score/inline/rtems/score/corespinlock.inl new file mode 100644 index 0000000000..05e3408742 --- /dev/null +++ b/cpukit/score/inline/rtems/score/corespinlock.inl @@ -0,0 +1,63 @@ +/** + * @file rtems/score/corespinlock.inl + * + * This include file contains all of the inlined routines associated + * with the SuperCore spinlock. + */ + +/* + * 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_SCORE_CORESPINLOCK_H +# error "Never use <rtems/score/corespinlock.inl> directly; include <rtems/score/corespinlock.h> instead." +#endif + +#ifndef _RTEMS_SCORE_CORESPINLOCK_INL +#define _RTEMS_SCORE_CORESPINLOCK_INL + +/** + * @addtogroup ScoreSpinlock + * @{ + */ + +/** + * + * This method is used to initialize core spinlock attributes. + * + * @param[in] the_attributes pointer to the attributes to initialize. + */ +RTEMS_INLINE_ROUTINE void _CORE_spinlock_Initialize_attributes( + CORE_spinlock_Attributes *the_attributes +) +{ + the_attributes->XXX = 0; +} + +/** + * + * This method is used to determine if the spinlock is available or not. + * + * @param[in] the_spinlock will be checked + * + * @return This method will return true if the spinlock is busy + * and false otherwise. + */ +RTEMS_INLINE_ROUTINE bool _CORE_spinlock_Is_busy( + CORE_spinlock_Control *the_spinlock +) +{ + return (the_spinlock->users != 0); +} + +/**@}*/ + +#endif +/* end of include file */ |