1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * Description: Provide a task example.
32 */
33
34 #include "task_demo.h"
35 #include "stdio.h"
36 #include "los_task.h"
37 #include "utils_file.h"
38
39 #define TASK1_PRIORITY 6
40 #define TASK2_PRIORITY 7
41
TaskSampleEntry2(VOID)42 VOID TaskSampleEntry2(VOID)
43 {
44 while (1) {
45 printf("TaskSampleEntry2 running...\n");
46 (VOID)LOS_TaskDelay(2000); /* 2000 millisecond */
47 }
48 }
49
TaskSampleEntry1(VOID)50 VOID TaskSampleEntry1(VOID)
51 {
52 while (1) {
53 printf("TaskSampleEntry1 running...\n");
54 (VOID)LOS_TaskDelay(2000); /* 2000 millisecond */
55 }
56 }
57
LosAppInit(VOID)58 UINT32 LosAppInit(VOID)
59 {
60 UINT32 ret;
61 UINT32 taskID1;
62 UINT32 taskID2;
63 TSK_INIT_PARAM_S stTask = {0};
64
65 stTask.pfnTaskEntry = (TSK_ENTRY_FUNC)TaskSampleEntry1;
66 stTask.uwStackSize = LOSCFG_BASE_CORE_TSK_DEFAULT_STACK_SIZE;
67 stTask.pcName = "TaskSampleEntry1";
68 stTask.usTaskPrio = TASK1_PRIORITY;
69 ret = LOS_TaskCreate(&taskID1, &stTask);
70 if (ret != LOS_OK) {
71 printf("Task1 create failed\n");
72 }
73
74 stTask.pfnTaskEntry = (TSK_ENTRY_FUNC)TaskSampleEntry2;
75 stTask.uwStackSize = LOSCFG_BASE_CORE_TSK_DEFAULT_STACK_SIZE;
76 stTask.pcName = "TaskSampleEntry2";
77 stTask.usTaskPrio = TASK2_PRIORITY;
78 ret = LOS_TaskCreate(&taskID2, &stTask);
79 if (ret != LOS_OK) {
80 printf("Task2 create failed\n");
81 }
82
83 return ret;
84 }
85