According to Advantech AIMD-215D motherboard documentation, development linux hard dog, and contains a call to the library (.o file) and the motherboard documentation

Advantech_Linux_watchdog\Advantech_AIMB-215D.c
........................\Advantech_AIMB-215D.h
........................\Advantech_AIMB-215D.o
........................\AIMB-215_B1_User_Manual_Ed.1_FINALc.pdf
Advantech_Linux_watchdog

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