diff options
Diffstat (limited to 'c/src/exec/rtems/inline/rtems/rtems/asr.inl')
-rw-r--r-- | c/src/exec/rtems/inline/rtems/rtems/asr.inl | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/c/src/exec/rtems/inline/rtems/rtems/asr.inl b/c/src/exec/rtems/inline/rtems/rtems/asr.inl new file mode 100644 index 0000000000..a2da1ae311 --- /dev/null +++ b/c/src/exec/rtems/inline/rtems/rtems/asr.inl @@ -0,0 +1,105 @@ +/* inline/asr.inl + * + * This include file contains the implemenation of all routines + * associated with the asynchronous signal handler which are inlined. + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#ifndef __INLINE_ASR_inl +#define __INLINE_ASR_inl + +#include <rtems/isr.h> + +/*PAGE + * + * _ASR_Initialize + * + */ + +STATIC INLINE void _ASR_Initialize ( + ASR_Information *information +) +{ + information->handler = NULL; + information->mode_set = RTEMS_DEFAULT_MODES; + information->signals_posted = 0; + information->signals_pending = 0; + information->nest_level = 0; +} + +/*PAGE + * + * _ASR_Swap_signals + * + */ + +STATIC INLINE void _ASR_Swap_signals ( + ASR_Information *information +) +{ + rtems_signal_set _signals; + ISR_Level _level; + + _ISR_Disable( _level ); + _signals = information->signals_pending; + information->signals_pending = information->signals_posted; + information->signals_posted = _signals; + _ISR_Enable( _level ); +} + +/*PAGE + * + * _ASR_Is_null_handler + * + */ + +STATIC INLINE boolean _ASR_Is_null_handler ( + rtems_asr_entry asr_handler +) +{ + return asr_handler == NULL; +} + +/*PAGE + * + * _ASR_Are_signals_pending + * + */ + +STATIC INLINE boolean _ASR_Are_signals_pending ( + ASR_Information *information +) +{ + return information->signals_posted != 0; +} + +/*PAGE + * + * _ASR_Post_signals + * + */ + +STATIC INLINE void _ASR_Post_signals( + rtems_signal_set signals, + rtems_signal_set *signal_set +) +{ + ISR_Level _level; + + _ISR_Disable( _level ); + *signal_set |= signals; + _ISR_Enable( _level ); +} + + +#endif +/* end of include file */ |