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 42VOID TaskSampleEntry2(VOID) 43{ 44 while (1) { 45 printf("TaskSampleEntry2 running...\n"); 46 (VOID)LOS_TaskDelay(2000); /* 2000 millisecond */ 47 } 48} 49 50VOID TaskSampleEntry1(VOID) 51{ 52 while (1) { 53 printf("TaskSampleEntry1 running...\n"); 54 (VOID)LOS_TaskDelay(2000); /* 2000 millisecond */ 55 } 56} 57 58UINT32 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