void          OS_TaskIdle(void *data);

#if OS_TASK_STAT_EN > 0
void          OS_TaskStat(void *data);
#endif

INT8U         OS_TCBInit(INT8U prio, OS_STK *ptos, OS_STK *pbos, INT16U id, INT32U stk_size, void *pext, INT16U opt);

/*$PAGE*/
/*
*********************************************************************************************************
*                                          FUNCTION PROTOTYPES
*                                      (Target Specific Functions)
*********************************************************************************************************
*/

#if OS_VERSION >= 204
void          OSInitHookBegin(void);
void          OSInitHookEnd(void);
#endif

void          OSStartHighRdy(void);

void          OSTaskCreateHook(OS_TCB *ptcb);
void          OSTaskDelHook(OS_TCB *ptcb);

#if OS_VERSION >= 251
void          OSTaskIdleHook(void);
#endif

void          OSTaskStatHook(void);
OS_STK       *OSTaskStkInit(void (*task)(void *pd), void *pdata, OS_STK *ptos, INT16U opt);
void          OSTaskSwHook(void);

#if OS_VERSION >= 204
void          OSTCBInitHook(OS_TCB *ptcb);
#endif

void          OSTimeTickHook(void);

/*
*********************************************************************************************************
*                                          FUNCTION PROTOTYPES
*                                  (Compiler Specific ISR prototypes)
*********************************************************************************************************
*/

#ifndef OS_ISR_PROTO_EXT
void          OSCtxSw(void);
void          OSTickISR(void);
#endif

/*$PAGE*/
/*
*********************************************************************************************************
*                                   LOOK FOR MISSING #define CONSTANTS
*
* This section is used to generate ERROR messages at compile time if certain #define constants are 
* MISSING in OS_CFG.H.  This allows you to quickly determine the source of the error.
*
* You SHOULD NOT change this section UNLESS you would like to add more comments as to the source of the
* compile time error.
*********************************************************************************************************
*/

/*
*********************************************************************************************************
*                                            EVENT FLAGS
*********************************************************************************************************
*/

#ifndef OS_FLAG_EN
#error  "OS_CFG.H, Missing OS_FLAG_EN: Enable (1) or Disable (0) code generation for Event Flags"
#else
    #ifndef OS_MAX_FLAGS
    #error  "OS_CFG.H, Missing OS_MAX_FLAGS: Max. number of Event Flag Groups in your application"
    #else
        #if     OS_MAX_FLAGS == 0
        #error  "OS_CFG.H, OS_MAX_FLAGS must be > 0"
        #endif
        #if     OS_MAX_FLAGS > 255
        #error  "OS_CFG.H, OS_MAX_FLAGS must be <= 255"
        #endif
    #endif

    #ifndef OS_FLAG_WAIT_CLR_EN
    #error  "OS_CFG.H, Missing OS_FLAG_WAIT_CLR_EN: Include code for Wait on Clear EVENT FLAGS"
    #endif

    #ifndef OS_FLAG_ACCEPT_EN
    #error  "OS_CFG.H, Missing OS_FLAG_ACCEPT_EN: Include code for OSFlagAccept()"
    #endif

    #ifndef OS_FLAG_DEL_EN
    #error  "OS_CFG.H, Missing OS_FLAG_DEL_EN: Include code for OSFlagDel()"
    #endif

    #ifndef OS_FLAG_QUERY_EN
    #error  "OS_CFG.H, Missing OS_FLAG_QUERY_EN: Include code for OSFlagQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                           MESSAGE MAILBOXES
*********************************************************************************************************
*/

#ifndef OS_MBOX_EN
#error  "OS_CFG.H, Missing OS_MBOX_EN: Enable (1) or Disable (0) code generation for MAILBOXES"
#else
    #ifndef OS_MBOX_ACCEPT_EN
    #error  "OS_CFG.H, Missing OS_MBOX_ACCEPT_EN: Include code for OSMboxAccept()"
    #endif

    #ifndef OS_MBOX_DEL_EN
    #error  "OS_CFG.H, Missing OS_MBOX_DEL_EN: Include code for OSMboxDel()"
    #endif

    #ifndef OS_MBOX_POST_EN
    #error  "OS_CFG.H, Missing OS_MBOX_POST_EN: Include code for OSMboxPost()"
    #endif

    #ifndef OS_MBOX_POST_OPT_EN
    #error  "OS_CFG.H, Missing OS_MBOX_POST_OPT_EN: Include code for OSMboxPostOpt()"
    #endif

    #ifndef OS_MBOX_QUERY_EN
    #error  "OS_CFG.H, Missing OS_MBOX_QUERY_EN: Include code for OSMboxQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                           MEMORY MANAGEMENT
*********************************************************************************************************
*/

#ifndef OS_MEM_EN
#error  "OS_CFG.H, Missing OS_MEM_EN: Enable (1) or Disable (0) code generation for MEMORY MANAGER"
#else
    #ifndef OS_MAX_MEM_PART
    #error  "OS_CFG.H, Missing OS_MAX_MEM_PART: Max. number of memory partitions"
    #else
        #if     OS_MAX_MEM_PART == 0
        #error  "OS_CFG.H, OS_MAX_MEM_PART must be > 0"
        #endif
        #if     OS_MAX_MEM_PART > 255
        #error  "OS_CFG.H, OS_MAX_MEM_PART must be <= 255"
        #endif
    #endif

    #ifndef OS_MEM_QUERY_EN
    #error  "OS_CFG.H, Missing OS_MEM_QUERY_EN: Include code for OSMemQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                       MUTUAL EXCLUSION SEMAPHORES
*********************************************************************************************************
*/

#ifndef OS_MUTEX_EN
#error  "OS_CFG.H, Missing OS_MUTEX_EN: Enable (1) or Disable (0) code generation for MUTEX"
#else
    #ifndef OS_MUTEX_ACCEPT_EN
    #error  "OS_CFG.H, Missing OS_MUTEX_ACCEPT_EN: Include code for OSMutexAccept()"
    #endif

    #ifndef OS_MUTEX_DEL_EN
    #error  "OS_CFG.H, Missing OS_MUTEX_DEL_EN: Include code for OSMutexDel()"
    #endif

    #ifndef OS_MUTEX_QUERY_EN
    #error  "OS_CFG.H, Missing OS_MUTEX_QUERY_EN: Include code for OSMutexQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                              MESSAGE QUEUES
*********************************************************************************************************
*/

#ifndef OS_Q_EN
#error  "OS_CFG.H, Missing OS_Q_EN: Enable (1) or Disable (0) code generation for QUEUES"
#else
    #ifndef OS_MAX_QS
    #error  "OS_CFG.H, Missing OS_MAX_QS: Max. number of queue control blocks"
    #else
        #if     OS_MAX_QS == 0
        #error  "OS_CFG.H, OS_MAX_QS must be > 0"
        #endif
        #if     OS_MAX_QS > 255
        #error  "OS_CFG.H, OS_MAX_QS must be <= 255"
        #endif
    #endif

    #ifndef OS_Q_ACCEPT_EN
    #error  "OS_CFG.H, Missing OS_Q_ACCEPT_EN: Include code for OSQAccept()"
    #endif

    #ifndef OS_Q_DEL_EN
    #error  "OS_CFG.H, Missing OS_Q_DEL_EN: Include code for OSQDel()"
    #endif

    #ifndef OS_Q_FLUSH_EN
    #error  "OS_CFG.H, Missing OS_Q_FLUSH_EN: Include code for OSQFlush()"
    #endif

    #ifndef OS_Q_POST_EN
    #error  "OS_CFG.H, Missing OS_Q_POST_EN: Include code for OSQPost()"
    #endif

    #ifndef OS_Q_POST_FRONT_EN
    #error  "OS_CFG.H, Missing OS_Q_POST_FRONT_EN: Include code for OSQPostFront()"
    #endif

    #ifndef OS_Q_POST_OPT_EN
    #error  "OS_CFG.H, Missing OS_Q_POST_OPT_EN: Include code for OSQPostOpt()"
    #endif

    #ifndef OS_Q_QUERY_EN
    #error  "OS_CFG.H, Missing OS_Q_QUERY_EN: Include code for OSQQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                              SEMAPHORES
*********************************************************************************************************
*/

#ifndef OS_SEM_EN
#error  "OS_CFG.H, Missing OS_SEM_EN: Enable (1) or Disable (0) code generation for SEMAPHORES"
#else
    #ifndef OS_SEM_ACCEPT_EN
    #error  "OS_CFG.H, Missing OS_SEM_ACCEPT_EN: Include code for OSSemAccept()"
    #endif

    #ifndef OS_SEM_DEL_EN
    #error  "OS_CFG.H, Missing OS_SEM_DEL_EN: Include code for OSSemDel()"
    #endif

    #ifndef OS_SEM_QUERY_EN
    #error  "OS_CFG.H, Missing OS_SEM_QUERY_EN: Include code for OSSemQuery()"
    #endif
#endif

/*
*********************************************************************************************************
*                                             TASK MANAGEMENT
*********************************************************************************************************
*/

#ifndef OS_MAX_TASKS
#error  "OS_CFG.H, Missing OS_MAX_TASKS: Max. number of tasks in your application"
#else
    #if     OS_MAX_TASKS == 0
    #error  "OS_CFG.H,         OS_MAX_TASKS must be >= 2"
    #endif
    #if     OS_MAX_TASKS > 63
    #error  "OS_CFG.H,         OS_MAX_TASKS must be <= 63"
    #endif
#endif

#ifndef OS_TASK_IDLE_STK_SIZE
#error  "OS_CFG.H, Missing OS_TASK_IDLE_STK_SIZE: Idle task stack size"
#endif

#ifndef OS_TASK_STAT_EN
#error  "OS_CFG.H, Missing OS_TASK_STAT_EN: Enable (1) or Disable(0) the statistics task"
#endif

#ifndef OS_TASK_STAT_STK_SIZE
#error  "OS_CFG.H, Missing OS_TASK_STAT_STK_SIZE: Statistics task stack size"
#endif

#ifndef OS_TASK_CHANGE_PRIO_EN
#error  "OS_CFG.H, Missing OS_TASK_CHANGE_PRIO_EN: Include code for OSTaskChangePrio()"
#endif

#ifndef OS_TASK_CREATE_EN
#error  "OS_CFG.H, Missing OS_TASK_CREATE_EN: Include code for OSTaskCreate()"
#endif

#ifndef OS_TASK_CREATE_EXT_EN
#error  "OS_CFG.H, Missing OS_TASK_CREATE_EXT_EN: Include code for OSTaskCreateExt()"
#endif

#ifndef OS_TASK_DEL_EN
#error  "OS_CFG.H, Missing OS_TASK_DEL_EN: Include code for OSTaskDel()"
#endif

#ifndef OS_TASK_SUSPEND_EN
#error  "OS_CFG.H, Missing OS_TASK_SUSPEND_EN: Include code for OSTaskSuspend() and OSTaskResume()"
#endif

#ifndef OS_TASK_QUERY_EN
#error  "OS_CFG.H, Missing OS_TASK_QUERY_EN: Include code for OSTaskQuery()"
#endif

/*
*********************************************************************************************************
*                                             TIME MANAGEMENT
*********************************************************************************************************
*/

#ifndef OS_TICKS_PER_SEC
#error  "OS_CFG.H, Missing OS_TICKS_PER_SEC: Sets the number of ticks in one second"
#endif

#ifndef OS_TIME_DLY_HMSM_EN
#error  "OS_CFG.H, Missing OS_TIME_DLY_HMSM_EN: Include code for OSTimeDlyHMSM()"
#endif

#ifndef OS_TIME_DLY_RESUME_EN
#error  "OS_CFG.H, Missing OS_TIME_DLY_RESUME_EN: Include code for OSTimeDlyResume()"
#endif

#ifndef OS_TIME_GET_SET_EN
#error  "OS_CFG.H, Missing OS_TIME_GET_SET_EN: Include code for OSTimeGet() and OSTimeSet()"
#endif

/*
*********************************************************************************************************
*                                            MISCELLANEOUS
*********************************************************************************************************
*/

#ifndef OS_MAX_EVENTS
#error  "OS_CFG.H, Missing OS_MAX_EVENTS: Max. number of event control blocks in your application"
#else
    #if     OS_MAX_EVENTS == 0
    #error  "OS_CFG.H, OS_MAX_EVENTS must be > 0"
    #endif
    #if     OS_MAX_EVENTS > 255
    #error  "OS_CFG.H, OS_MAX_EVENTS must be <= 255"
    #endif
#endif

#ifndef OS_LOWEST_PRIO
#error  "OS_CFG.H, Missing OS_LOWEST_PRIO: Defines the lowest priority that can be assigned"
#endif

#ifndef OS_ARG_CHK_EN
#error  "OS_CFG.H, Missing OS_ARG_CHK_EN: Enable (1) or Disable (0) argument checking"
#endif

#ifndef OS_CPU_HOOKS_EN
#error  "OS_CFG.H, Missing OS_CPU_HOOKS_EN: uC/OS-II hooks are found in the processor port files when 1"
#endif

#ifndef OS_SCHED_LOCK_EN
#error  "OS_CFG.H, Missing OS_SCHED_LOCK_EN: Include code for OSSchedLock() and OSSchedUnlock()"
#endif