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os_app_hooks.c
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1 /*
2 *********************************************************************************************************
3 * uC/OS-II
4 * The Real-Time Kernel
5 *
6 *
7 * (c) Copyright 2006, Micrium, Weston, FL
8 * All Rights Reserved
9 *
10 * APPLICATION HOOKS
11 *
12 * File : OS_APP_HOOKS.C
13 * By : JJL
14 * Version : V2.89
15 *********************************************************************************************************
16 */
17 
18 #include <bsp.h>
19 
20 #include <cpu.h>
21 #include <cpu_core.h>
22 
23 #include <ucos_ii.h>
24 
25 #if (OS_APP_HOOKS_EN > 0)
26 /*
27 *********************************************************************************************************
28 * TASK CREATION HOOK (APPLICATION)
29 *
30 * Description : This function is called when a task is created.
31 *
32 * Argument(s) : ptcb is a pointer to the task control block of the task being created.
33 *
34 * Note(s) : (1) Interrupts are disabled during this call.
35 *********************************************************************************************************
36 */
37 
38 void App_TaskCreateHook (OS_TCB *ptcb)
39 {
40 
41 }
42 
43 /*
44 *********************************************************************************************************
45 * TASK DELETION HOOK (APPLICATION)
46 *
47 * Description : This function is called when a task is deleted.
48 *
49 * Argument(s) : ptcb is a pointer to the task control block of the task being deleted.
50 *
51 * Note(s) : (1) Interrupts are disabled during this call.
52 *********************************************************************************************************
53 */
54 
55 void App_TaskDelHook (OS_TCB *ptcb)
56 {
57  (void)ptcb;
58 }
59 
60 /*
61 *********************************************************************************************************
62 * IDLE TASK HOOK (APPLICATION)
63 *
64 * Description : This function is called by OSTaskIdleHook(), which is called by the idle task. This hook
65 * has been added to allow you to do such things as STOP the CPU to conserve power.
66 *
67 * Argument(s) : none.
68 *
69 * Note(s) : (1) Interrupts are enabled during this call.
70 *********************************************************************************************************
71 */
72 
73 void App_TaskIdleHook (void)
74 {
75 
76 }
77 
78 /*
79 *********************************************************************************************************
80 * TASK RETURN HOOK (APPLICATION)
81 *
82 * Description: This function is called if a task accidentally returns. In other words, a task should
83 * either be an infinite loop or delete itself when done.
84 *
85 * Arguments : ptcb is a pointer to the task control block of the task that is returning.
86 *
87 * Note(s) : none
88 *********************************************************************************************************
89 */
90 
91 void App_TaskReturnHook (OS_TCB *ptcb)
92 {
93 
94 }
95 
96 /*
97 *********************************************************************************************************
98 * STATISTIC TASK HOOK (APPLICATION)
99 *
100 * Description : This function is called by OSTaskStatHook(), which is called every second by uC/OS-II's
101 * statistics task. This allows your application to add functionality to the statistics task.
102 *
103 * Argument(s) : none.
104 *********************************************************************************************************
105 */
106 
107 void App_TaskStatHook (void)
108 {
109 
110 }
111 
112 /*
113 *********************************************************************************************************
114 * TASK SWITCH HOOK (APPLICATION)
115 *
116 * Description : This function is called when a task switch is performed. This allows you to perform other
117 * operations during a context switch.
118 *
119 * Argument(s) : none.
120 *
121 * Note(s) : (1) Interrupts are disabled during this call.
122 *
123 * (2) It is assumed that the global pointer 'OSTCBHighRdy' points to the TCB of the task that
124 * will be 'switched in' (i.e. the highest priority task) and, 'OSTCBCur' points to the
125 * task being switched out (i.e. the preempted task).
126 *********************************************************************************************************
127 */
128 
129 #if OS_TASK_SW_HOOK_EN > 0
130 void App_TaskSwHook (void)
131 {
132 
133 }
134 #endif
135 
136 /*
137 *********************************************************************************************************
138 * OS_TCBInit() HOOK (APPLICATION)
139 *
140 * Description : This function is called by OSTCBInitHook(), which is called by OS_TCBInit() after setting
141 * up most of the TCB.
142 *
143 * Argument(s) : ptcb is a pointer to the TCB of the task being created.
144 *
145 * Note(s) : (1) Interrupts may or may not be ENABLED during this call.
146 *********************************************************************************************************
147 */
148 
149 void App_TCBInitHook (OS_TCB *ptcb)
150 {
151  (void)ptcb;
152 }
153 
154 /*
155 *********************************************************************************************************
156 * TICK HOOK (APPLICATION)
157 *
158 * Description : This function is called every tick.
159 *
160 * Argument(s) : none.
161 *
162 * Note(s) : (1) Interrupts may or may not be ENABLED during this call.
163 *********************************************************************************************************
164 */
165 
166 #if OS_TIME_TICK_HOOK_EN > 0
167 void App_TimeTickHook (void)
168 {
169 #if (CPU_CFG_TS_EN == DEF_ENABLED)
170  CPU_TS_Update();
171 #endif
172 }
173 #endif
174 #endif