1 typedef struct os_tcb {
 2     OS_STK          *OSTCBStkPtr;           /* Pointer to current top of stack                         */
 3
 4 #if OS_TASK_CREATE_EXT_EN > 0u
 5     void            *OSTCBExtPtr;           /* Pointer to user definable data for TCB extension        */
 6     OS_STK          *OSTCBStkBottom;        /* Pointer to bottom of stack                              */
 7     INT32U           OSTCBStkSize;          /* Size of task stack (in number of stack elements)        */
 8     INT16U           OSTCBOpt;              /* Task options as passed by OSTaskCreateExt()             */
 9     INT16U           OSTCBId;               /* Task ID (0..65535)                                      */
10 #endif
11
12     struct os_tcb   *OSTCBNext;             /* Pointer to next     TCB in the TCB list                 */
13     struct os_tcb   *OSTCBPrev;             /* Pointer to previous TCB in the TCB list                 */
14
15 #if (OS_EVENT_EN)
16     OS_EVENT        *OSTCBEventPtr;         /* Pointer to          event control block                 */
17 #endif
18
19 #if (OS_EVENT_EN) && (OS_EVENT_MULTI_EN > 0u)
20     OS_EVENT       **OSTCBEventMultiPtr;    /* Pointer to multiple event control blocks                */
21 #endif
22
23 #if ((OS_Q_EN > 0u) && (OS_MAX_QS > 0u)) || (OS_MBOX_EN > 0u)
24     void            *OSTCBMsg;              /* Message received from OSMboxPost() or OSQPost()         */
25 #endif
26
27 #if (OS_FLAG_EN > 0u) && (OS_MAX_FLAGS > 0u)
28 #if OS_TASK_DEL_EN > 0u
29     OS_FLAG_NODE    *OSTCBFlagNode;         /* Pointer to event flag node                              */
30 #endif
31     OS_FLAGS         OSTCBFlagsRdy;         /* Event flags that made task ready to run                 */
32 #endif
33
34     INT32U           OSTCBDly;              /* Nbr ticks to delay task or, timeout waiting for event   */
35     INT8U            OSTCBStat;             /* Task      status                                        */
36     INT8U            OSTCBStatPend;         /* Task PEND status                                        */
37     INT8U            OSTCBPrio;             /* Task priority (0 == highest)                            */
38
39     INT8U            OSTCBX;                /* Bit position in group  corresponding to task priority   */
40     INT8U            OSTCBY;                /* Index into ready table corresponding to task priority   */
41     OS_PRIO          OSTCBBitX;             /* Bit mask to access bit position in ready table          */
42     OS_PRIO          OSTCBBitY;             /* Bit mask to access bit position in ready group          */
43
44 #if OS_TASK_DEL_EN > 0u
45     INT8U            OSTCBDelReq;           /* Indicates whether a task needs to delete itself         */
46 #endif
47
48 #if OS_TASK_PROFILE_EN > 0u
49     INT32U           OSTCBCtxSwCtr;         /* Number of time the task was switched in                 */
50     INT32U           OSTCBCyclesTot;        /* Total number of clock cycles the task has been running  */
51     INT32U           OSTCBCyclesStart;      /* Snapshot of cycle counter at start of task resumption   */
52     OS_STK          *OSTCBStkBase;          /* Pointer to the beginning of the task stack              */
53     INT32U           OSTCBStkUsed;          /* Number of bytes used from the stack                     */
54 #endif
55
56 #if OS_TASK_NAME_EN > 0u
57     INT8U           *OSTCBTaskName;
58 #endif
59
60 #if OS_TASK_REG_TBL_SIZE > 0u
61     INT32U           OSTCBRegTbl[OS_TASK_REG_TBL_SIZE];
62 #endif
63 } OS_TCB;