134 lines
3.9 KiB
C
134 lines
3.9 KiB
C
#include "TimerTask.h"
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#include "McuBspTimer.h"
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#include "WatchDogTask.h"
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#include "FileSysTask.h"
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#include <cpu.h>
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#include <os.h>
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#include <stdio.h>
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#include <string.h>
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typedef struct {
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unsigned char Enable; // 该定时器事件的使能情况
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unsigned char StartOrEnd; // 该定时器事件的开始结束标志
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unsigned int Count; // 该定时器事件的循环次数，最大值表示无限循环
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unsigned int Period; // 该定时器事件的循环周期
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unsigned int RefreshTick; // 该定时器事件的刷新时间
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TASK_TIMER_CALLBACK Callback; // 该定时器事件对象的执行
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} TASK_TIMER_EVENT;
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static TASK_TIMER_EVENT TaskTimerEvent[TASK_TIMER_NUM_MAX] = {{0}};
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static int gTaskTimerWatchdogId = -1; // 定时器任务的看门狗ID
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void TaskTimer(void *arg)
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{
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char i;
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unsigned int Realtime;
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unsigned int RealWbyte;
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/* 将定时器任务开启写入日志 */
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TaskFileLogWrite("TaskTimer: Join in!!\n", strlen("TaskTimer: Join in!!\n"), &RealWbyte);
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while (1) {
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TaskWatchdogFreed(gTaskTimerWatchdogId);
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OSTimeDly(1000);
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for (i = 0; i < TASK_TIMER_NUM_MAX; i++) {
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if (TaskTimerEvent[i].Enable == 1) {
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if (TaskTimerEvent[i].StartOrEnd == 0) {
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continue;
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}
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McuBspTimerTick(MCU_BSP_TIMER_0, &Realtime);
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if (Realtime < TaskTimerEvent[i].RefreshTick) {
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Realtime = (4294967295u - TaskTimerEvent[i].RefreshTick) + Realtime;
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} else {
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Realtime = Realtime - TaskTimerEvent[i].RefreshTick;
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}
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if (Realtime / TaskTimerEvent[i].Period > 0) {
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TaskTimerEvent[i].Callback();
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McuBspTimerTick(MCU_BSP_TIMER_0, &Realtime);
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TaskTimerEvent[i].RefreshTick = Realtime;
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if (TaskTimerEvent[i].Count == 0xffffffff) {
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continue;
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}
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TaskTimerEvent[i].Count--;
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if (TaskTimerEvent[i].Count == 0) {
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TaskTimerEvent[i].StartOrEnd = 0;
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}
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}
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}
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}
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}
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}
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void TaskTimerInit(void)
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{
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/* 初始化一个定时器为1s */
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McuBspTimerInit(MCU_BSP_TIMER_0, 1000);
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/* 初始化一个1ms定时器 */
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McuBspTimerInit(MCU_BSP_TIMER_1, 1);
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/* 注册看门狗 */
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gTaskTimerWatchdogId = TaskWatchdogRegEvent("TaskTimer");
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}
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/* 返回一个从开机开始的毫秒数 */
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unsigned int TaskTimerMsTickGet(void)
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{
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unsigned int Tick;
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McuBspTimerTick(MCU_BSP_TIMER_1, &Tick);
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return Tick;
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}
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/* 注册事件 */
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int TaskTimerRegEventId(void)
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{
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int i;
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for (i = 0; i < TASK_TIMER_NUM_MAX; i++) {
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if (TaskTimerEvent[i].Enable != 1) {
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TaskTimerEvent[i].Enable = 1;
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return i;
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}
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}
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return -1;
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}
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/* 开始执行事件,, period循环周期, count循环次数 */
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int TaskTimerStartEvent(int *id, unsigned int period, unsigned int count, TASK_TIMER_CALLBACK callback)
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{
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unsigned int Realtime = 0;
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if ((*id >= TASK_TIMER_NUM_MAX) || (id < 0)) {
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return -1;
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}
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if ((period == 0) || (callback == NULL)) {
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return -1;
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}
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McuBspTimerTick(MCU_BSP_TIMER_0, &Realtime);
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TaskTimerEvent[*id].Count = count;
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TaskTimerEvent[*id].Period = period;
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TaskTimerEvent[*id].Callback = (TASK_TIMER_CALLBACK)callback;
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TaskTimerEvent[*id].RefreshTick = Realtime;
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TaskTimerEvent[*id].StartOrEnd = 1;
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return 0;
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}
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/* 停止执行事件 */
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int TaskTimerEndEvent(int *id)
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{
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if ((*id >= TASK_TIMER_NUM_MAX) || (id < 0)) {
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return -1;
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}
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TaskTimerEvent[*id].StartOrEnd = 0;
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return 0;
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}
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int TaskTimerDelEvent(int *id)
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{
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if ((*id >= TASK_TIMER_NUM_MAX) || (id < 0)) {
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return -1;
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}
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TaskTimerEndEvent(id);
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*id = -1;
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TaskTimerEvent[*id].Enable = 0;
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return 0;
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}
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