RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 32a6f5b730ea6dc0ba5984acc7ca43ecbf1bfb43

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

Grissiom 0feefc03b6 device/pipe: add a control cmd to get the space left in pipe		hace 12 años
..
drivers	a124e7bd22 add initialization debug code	hace 12 años
rtdevice.h	0feefc03b6 device/pipe: add a control cmd to get the space left in pipe	hace 12 años