os_sem.c File Reference

#include <ucos_ii.h>

Functions
INT16U	OSSemAccept (OS_EVENT *pevent)
OS_EVENT *	OSSemCreate (INT16U cnt)
OS_EVENT *	OSSemDel (OS_EVENT *pevent, INT8U opt, INT8U *perr)
void	OSSemPend (OS_EVENT *pevent, INT16U timeout, INT8U *perr)
INT8U	OSSemPendAbort (OS_EVENT *pevent, INT8U opt, INT8U *perr)
INT8U	OSSemPost (OS_EVENT *pevent)
INT8U	OSSemQuery (OS_EVENT *pevent, OS_SEM_DATA *p_sem_data)
void	OSSemSet (OS_EVENT *pevent, INT16U cnt, INT8U *perr)

INT16U OSSemAccept

(

OS_EVENT *

pevent

)

References OS_EVENT_TYPE_SEM, os_event::OSEventCnt, and os_event::OSEventType.

OS_EVENT* OSSemCreate

(

INT16U

cnt

)

References OS_ASCII_NUL, OS_EVENT_TYPE_SEM, OS_EventWaitListInit(), os_event::OSEventCnt, OSEventFreeList, os_event::OSEventPtr, os_event::OSEventType, and OSIntNesting.

Referenced by OSTmr_Init().

OS_EVENT* OSSemDel	(	OS_EVENT *	pevent,
		INT8U	opt,
		INT8U *	perr
	)

References OS_ASCII_NUL, OS_DEL_ALWAYS, OS_DEL_NO_PEND, OS_ERR_DEL_ISR, OS_ERR_EVENT_TYPE, OS_ERR_INVALID_OPT, OS_ERR_NONE, OS_ERR_PEVENT_NULL, OS_ERR_TASK_WAITING, OS_EVENT_TYPE_SEM, OS_EVENT_TYPE_UNUSED, OS_EventTaskRdy(), OS_FALSE, OS_Sched(), OS_STAT_PEND_OK, OS_STAT_SEM, OS_TRUE, os_event::OSEventCnt, OSEventFreeList, os_event::OSEventGrp, os_event::OSEventPtr, os_event::OSEventType, and OSIntNesting.

void OSSemPend	(	OS_EVENT *	pevent,
		INT16U	timeout,
		INT8U *	perr
	)

References OS_ERR_EVENT_TYPE, OS_ERR_NONE, OS_ERR_PEND_ABORT, OS_ERR_PEND_ISR, OS_ERR_PEND_LOCKED, OS_ERR_PEVENT_NULL, OS_ERR_TIMEOUT, OS_EVENT_TYPE_SEM, OS_EventTaskRemove(), OS_EventTaskWait(), OS_Sched(), OS_STAT_PEND_ABORT, OS_STAT_PEND_OK, OS_STAT_PEND_TO, OS_STAT_RDY, OS_STAT_SEM, os_event::OSEventCnt, os_event::OSEventType, OSIntNesting, OSLockNesting, OSTCBCur, os_tcb::OSTCBDly, os_tcb::OSTCBEventPtr, os_tcb::OSTCBStat, and os_tcb::OSTCBStatPend.

Referenced by OSTmr_Lock(), and OSTmr_Task().

INT8U OSSemPendAbort	(	OS_EVENT *	pevent,
		INT8U	opt,
		INT8U *	perr
	)

References OS_ERR_EVENT_TYPE, OS_ERR_NONE, OS_ERR_PEND_ABORT, OS_ERR_PEVENT_NULL, OS_EVENT_TYPE_SEM, OS_EventTaskRdy(), OS_PEND_OPT_BROADCAST, OS_PEND_OPT_NONE, OS_Sched(), OS_STAT_PEND_ABORT, OS_STAT_SEM, os_event::OSEventGrp, and os_event::OSEventType.

INT8U OSSemPost

(

OS_EVENT *

pevent

)

References OS_ERR_EVENT_TYPE, OS_ERR_NONE, OS_ERR_PEVENT_NULL, OS_ERR_SEM_OVF, OS_EVENT_TYPE_SEM, OS_EventTaskRdy(), OS_Sched(), OS_STAT_PEND_OK, OS_STAT_SEM, os_event::OSEventCnt, os_event::OSEventGrp, and os_event::OSEventType.

Referenced by OSTmr_Unlock(), and OSTmrSignal().

INT8U OSSemQuery	(	OS_EVENT *	pevent,
		OS_SEM_DATA *	p_sem_data
	)

References OS_ERR_EVENT_TYPE, OS_ERR_NONE, OS_ERR_PDATA_NULL, OS_ERR_PEVENT_NULL, OS_EVENT_TBL_SIZE, OS_EVENT_TYPE_SEM, os_sem_data::OSCnt, os_event::OSEventCnt, os_event::OSEventGrp, os_sem_data::OSEventGrp, os_event::OSEventTbl, os_sem_data::OSEventTbl, and os_event::OSEventType.

void OSSemSet	(	OS_EVENT *	pevent,
		INT16U	cnt,
		INT8U *	perr
	)

References OS_ERR_EVENT_TYPE, OS_ERR_NONE, OS_ERR_PEVENT_NULL, OS_ERR_TASK_WAITING, OS_EVENT_TYPE_SEM, os_event::OSEventCnt, os_event::OSEventGrp, and os_event::OSEventType.