?? ucos_ii.h
字號:
#endif
INT8U OSTmrOpt; /* Options (see OS_TMR_OPT_???) */
INT8U OSTmrState; /* Indicates the state of the timer: */
/* OS_TMR_STATE_UNUSED */
/* OS_TMR_STATE_RUNNING */
/* OS_TMR_STATE_STOPPED */
} OS_TMR;
typedef struct os_tmr_wheel {
OS_TMR *OSTmrFirst; /* Pointer to first timer in linked list */
INT16U OSTmrEntries;
} OS_TMR_WHEEL;
#endif
/*$PAGE*/
/*
*********************************************************************************************************
* GLOBAL VARIABLES
*********************************************************************************************************
*/
OS_EXT INT32U OSCtxSwCtr; /* Counter of number of context switches */
#if OS_EVENT_EN && (OS_MAX_EVENTS > 0)
OS_EXT OS_EVENT *OSEventFreeList; /* Pointer to list of free EVENT control blocks */
OS_EXT OS_EVENT OSEventTbl[OS_MAX_EVENTS];/* Table of EVENT control blocks */
#endif
#if (OS_VERSION >= 251) && (OS_FLAG_EN > 0) && (OS_MAX_FLAGS > 0)
OS_EXT OS_FLAG_GRP OSFlagTbl[OS_MAX_FLAGS]; /* Table containing event flag groups */
OS_EXT OS_FLAG_GRP *OSFlagFreeList; /* Pointer to free list of event flag groups */
#endif
#if OS_TASK_STAT_EN > 0
OS_EXT INT8S OSCPUUsage; /* Percentage of CPU used */
OS_EXT INT32U OSIdleCtrMax; /* Max. value that idle ctr can take in 1 sec. */
OS_EXT INT32U OSIdleCtrRun; /* Val. reached by idle ctr at run time in 1 sec. */
OS_EXT BOOLEAN OSStatRdy; /* Flag indicating that the statistic task is rdy */
OS_EXT OS_STK OSTaskStatStk[OS_TASK_STAT_STK_SIZE]; /* Statistics task stack */
#endif
OS_EXT INT8U OSIntNesting; /* Interrupt nesting level */
OS_EXT INT8U OSLockNesting; /* Multitasking lock nesting level */
OS_EXT INT8U OSPrioCur; /* Priority of current task */
OS_EXT INT8U OSPrioHighRdy; /* Priority of highest priority task */
#if OS_LOWEST_PRIO <= 63
OS_EXT INT8U OSRdyGrp; /* Ready list group */
OS_EXT INT8U OSRdyTbl[OS_RDY_TBL_SIZE]; /* Table of tasks which are ready to run */
#else
OS_EXT INT16U OSRdyGrp; /* Ready list group */
OS_EXT INT16U OSRdyTbl[OS_RDY_TBL_SIZE]; /* Table of tasks which are ready to run */
#endif
OS_EXT BOOLEAN OSRunning; /* Flag indicating that kernel is running */
OS_EXT INT8U OSTaskCtr; /* Number of tasks created */
OS_EXT volatile INT32U OSIdleCtr; /* Idle counter */
OS_EXT OS_STK OSTaskIdleStk[OS_TASK_IDLE_STK_SIZE]; /* Idle task stack */
OS_EXT OS_TCB *OSTCBCur; /* Pointer to currently running TCB */
OS_EXT OS_TCB *OSTCBFreeList; /* Pointer to list of free TCBs */
OS_EXT OS_TCB *OSTCBHighRdy; /* Pointer to highest priority TCB R-to-R */
OS_EXT OS_TCB *OSTCBList; /* Pointer to doubly linked list of TCBs */
OS_EXT OS_TCB *OSTCBPrioTbl[OS_LOWEST_PRIO + 1];/* Table of pointers to created TCBs */
OS_EXT OS_TCB OSTCBTbl[OS_MAX_TASKS + OS_N_SYS_TASKS]; /* Table of TCBs */
#if OS_TICK_STEP_EN > 0
OS_EXT INT8U OSTickStepState; /* Indicates the state of the tick step feature */
#endif
#if (OS_MEM_EN > 0) && (OS_MAX_MEM_PART > 0)
OS_EXT OS_MEM *OSMemFreeList; /* Pointer to free list of memory partitions */
OS_EXT OS_MEM OSMemTbl[OS_MAX_MEM_PART];/* Storage for memory partition manager */
#endif
#if (OS_Q_EN > 0) && (OS_MAX_QS > 0)
OS_EXT OS_Q *OSQFreeList; /* Pointer to list of free QUEUE control blocks */
OS_EXT OS_Q OSQTbl[OS_MAX_QS]; /* Table of QUEUE control blocks */
#endif
#if OS_TIME_GET_SET_EN > 0
OS_EXT volatile INT32U OSTime; /* Current value of system time (in ticks) */
#endif
#if OS_TMR_EN > 0
OS_EXT INT16U OSTmrFree; /* Number of free entries in the timer pool */
OS_EXT INT16U OSTmrUsed; /* Number of timers used */
OS_EXT INT32U OSTmrTime; /* Current timer time */
OS_EXT OS_EVENT *OSTmrSem; /* Sem. used to gain exclusive access to timers */
OS_EXT OS_EVENT *OSTmrSemSignal; /* Sem. used to signal the update of timers */
OS_EXT OS_TMR OSTmrTbl[OS_TMR_CFG_MAX]; /* Table containing pool of timers */
OS_EXT OS_TMR *OSTmrFreeList; /* Pointer to free list of timers */
OS_EXT OS_STK OSTmrTaskStk[OS_TASK_TMR_STK_SIZE];
OS_EXT OS_TMR_WHEEL OSTmrWheelTbl[OS_TMR_CFG_WHEEL_SIZE];
#endif
extern INT8U const OSUnMapTbl[256]; /* Priority->Index lookup table */
/*$PAGE*/
/*
*********************************************************************************************************
* FUNCTION PROTOTYPES
* (Target Independent Functions)
*********************************************************************************************************
*/
/*
*********************************************************************************************************
* MISCELLANEOUS
*********************************************************************************************************
*/
#if OS_EVENT_EN && (OS_EVENT_NAME_SIZE > 1)
INT8U OSEventNameGet (OS_EVENT *pevent,
INT8U *pname,
INT8U *err);
void OSEventNameSet (OS_EVENT *pevent,
INT8U *pname,
INT8U *err);
#endif
/*
*********************************************************************************************************
* EVENT FLAGS MANAGEMENT
*********************************************************************************************************
*/
#if (OS_VERSION >= 251) && (OS_FLAG_EN > 0) && (OS_MAX_FLAGS > 0)
#if OS_FLAG_ACCEPT_EN > 0
OS_FLAGS OSFlagAccept (OS_FLAG_GRP *pgrp,
OS_FLAGS flags,
INT8U wait_type,
INT8U *err);
#endif
OS_FLAG_GRP *OSFlagCreate (OS_FLAGS flags,
INT8U *err);
#if OS_FLAG_DEL_EN > 0
OS_FLAG_GRP *OSFlagDel (OS_FLAG_GRP *pgrp,
INT8U opt,
INT8U *err);
#endif
#if (OS_FLAG_EN > 0) && (OS_FLAG_NAME_SIZE > 1)
INT8U OSFlagNameGet (OS_FLAG_GRP *pgrp,
INT8U *pname,
INT8U *err);
void OSFlagNameSet (OS_FLAG_GRP *pgrp,
INT8U *pname,
INT8U *err);
#endif
OS_FLAGS OSFlagPend (OS_FLAG_GRP *pgrp,
OS_FLAGS flags,
INT8U wait_type,
INT16U timeout,
INT8U *err);
OS_FLAGS OSFlagPendGetFlagsRdy (void);
OS_FLAGS OSFlagPost (OS_FLAG_GRP *pgrp,
OS_FLAGS flags,
INT8U opt,
INT8U *err);
#if OS_FLAG_QUERY_EN > 0
OS_FLAGS OSFlagQuery (OS_FLAG_GRP *pgrp,
INT8U *err);
#endif
#endif
/*
*********************************************************************************************************
* MESSAGE MAILBOX MANAGEMENT
*********************************************************************************************************
*/
#if OS_MBOX_EN > 0
#if OS_MBOX_ACCEPT_EN > 0
void *OSMboxAccept (OS_EVENT *pevent);
#endif
OS_EVENT *OSMboxCreate (void *msg);
#if OS_MBOX_DEL_EN > 0
OS_EVENT *OSMboxDel (OS_EVENT *pevent,
INT8U opt,
INT8U *err);
#endif
void *OSMboxPend (OS_EVENT *pevent,
INT16U timeout,
INT8U *err);
#if OS_MBOX_POST_EN > 0
INT8U OSMboxPost (OS_EVENT *pevent,
void *msg);
#endif
#if OS_MBOX_POST_OPT_EN > 0
INT8U OSMboxPostOpt (OS_EVENT *pevent,
void *msg,
INT8U opt);
#endif
#if OS_MBOX_QUERY_EN > 0
INT8U OSMboxQuery (OS_EVENT *pevent,
OS_MBOX_DATA *p_mbox_data);
#endif
#endif
/*
*********************************************************************************************************
* MEMORY MANAGEMENT
*********************************************************************************************************
*/
#if (OS_MEM_EN > 0) && (OS_MAX_MEM_PART > 0)
OS_MEM *OSMemCreate (void *addr,
INT32U nblks,
INT32U blksize,
INT8U *err);
void *OSMemGet (OS_MEM *pmem,
INT8U *err);
#if OS_MEM_NAME_SIZE > 1
INT8U OSMemNameGet (OS_MEM *pmem,
INT8U *pname,
INT8U *err);
void OSMemNameSet (OS_MEM *pmem,
INT8U *pname,
INT8U *err);
#endif
INT8U OSMemPut (OS_MEM *pmem,
void *pblk);
#if OS_MEM_QUERY_EN > 0
INT8U OSMemQuery (OS_MEM *pmem,
OS_MEM_DATA *p_mem_data);
#endif
#endif
/*
*********************************************************************************************************
* MUTUAL EXCLUSION SEMAPHORE MANAGEMENT
*********************************************************************************************************
*/
#if OS_MUTEX_EN > 0
#if OS_MUTEX_ACCEPT_EN > 0
INT8U OSMutexAccept (OS_EVENT *pevent,
INT8U *err);
#endif
OS_EVENT *OSMutexCreate (INT8U prio,
INT8U *err);
#if OS_MUTEX_DEL_EN > 0
OS_EVENT *OSMutexDel (OS_EVENT *pevent,
INT8U opt,
INT8U *err);
#endif
void OSMutexPend (OS_EVENT *pevent,
INT16U timeout,
INT8U *err);
INT8U OSMutexPost (OS_EVENT *pevent);
#if OS_MUTEX_QUERY_EN > 0
INT8U OSMutexQuery (OS_EVENT *pevent,
OS_MUTEX_DATA *p_mutex_data);
#endif
#endif
/*$PAGE*/
/*
*********************************************************************************************************
* MESSAGE QUEUE MANAGEMENT
*********************************************************************************************************
*/
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