GPIOSIM(4)

NAME
gpiosim - General Purpose Input/Output Simulator

SYNOPSIS
pseudo-device gpiosim

DESCRIPTION
The gpiosim pseudo-device simulates a 64-bit wide gpio(4) device. The state of the simulated device can be manipulated through the sysctl(8) interface. For this purpose, access the "hw.gpiosim<N>.value" sysctl(8) variable, where "<N>" denotes the number of the gpiosim instance.

SEE ALSO
gpio(4), sysctl(8)

AUTHORS
-nosplit The gpiosim driver was written by Marc Balmer <marc@msys.ch>.