/*****************************************************************************
*
* File Name : main.c
*
* Description: main
*
* Copyright (c) 2014 Winner Micro Electronic Design Co., Ltd.
* All rights reserved.
*
* Author : dave
*
* Date : 2014-6-14
*****************************************************************************/
#include "wm_include.h"
#define USER_TASK_QUEUE_SIZE 1
#define USER_TASK_QUEUE_TEST 0x01
static tls_os_queue_t *user_task_queue = NULL;
static OS_STK TaskStk1[512];
static OS_STK TaskStk2[512];
static void user_task1(void)
{
while(1)
{
printf("---> send msg\r\n");
// 发送队里消息
tls_os_queue_send(user_task_queue, (void *)USER_TASK_QUEUE_TEST, 0);
tls_os_time_delay(HZ);
}
}
static void user_task2(void)
{
void *msg;
tls_os_status_t ret;
for ( ; ; )
{
// 接收队里消息
ret= tls_os_queue_receive(user_task_queue, (void **)&msg, 0, 0);
if (ret == TLS_OS_SUCCESS)
{
switch((u32)msg)
{
case USER_TASK_QUEUE_TEST: // 收到指定的消息
printf("---> received msg\r\n");
break;
default:
break;
}
}
}
}
void UserMain(void)
{
printf("\n user task \n");
// 创建task1用于发送队列消息
tls_os_task_create(NULL, "task1",
( void (*))user_task1,
NULL,
(void *)TaskStk1, /* task's stack start address */
sizeof(TaskStk1), /* task's stack size, unit:byte */
31,
0);
// 创建task2用于接收队里消息
tls_os_task_create(NULL, "task2",
( void (*))user_task2,
NULL,
(void *)TaskStk2, /* task's stack start address */
sizeof(TaskStk2), /* task's stack size, unit:byte */
32,
0);
// 创建消息队列
tls_os_queue_create(&user_task_queue, USER_TASK_QUEUE_SIZE);
#if DEMO_CONSOLE
CreateDemoTask();
#endif
//用户自己的task
}
问 tls_os_queue_send和tls_os_queue_receive应怎么使用?