GPIOSIM(4)              NetBSD Kernel Interfaces Manual             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
The gpiosim driver was written by Marc Balmer <marc@msys.ch>. NetBSD 9.0 May 20, 2013 NetBSD 9.0

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