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在gettimeofday函数中添加对RTC设备不可用时使用滴答计数的处理 #10443

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在gettimeofday函数中添加对RTC设备不可用时使用滴答计数的处理 #10443

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5 changes: 5 additions & 0 deletions components/libc/compilers/common/ctime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -497,6 +497,11 @@ int gettimeofday(struct timeval *tv, struct timezone *tz)
{
return 0;
}
else
{
// if RTC device is not available, use tick count
tv->tv_sec = rt_tick_get() / RT_TICK_PER_SECOND;
}
}
}
#endif /* RT_USING_RTC */
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