RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 7ef6bb4a0d44e054f0be83036656028aaabfdc52

réplica de https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

guozhanxin 40e7d5a23d Merge remote-tracking branch 'remotes/gitee/master'		%!s(int64=4) %!d(string=hai) anos
..
drivers	40e7d5a23d Merge remote-tracking branch 'remotes/gitee/master'	%!s(int64=4) %!d(string=hai) anos
ipc	ec1f22b87d 添加 rt_workqueue_critical_work 声明	%!s(int64=4) %!d(string=hai) anos
rtdevice.h	d94be14df5 [serial] 增加serial_v2版本的框架和基于stm32的串口驱动	%!s(int64=4) %!d(string=hai) anos