netbsd man page for gpiosim

GPIOSIM(4)						   BSD Kernel Interfaces Manual 						GPIOSIM(4)

NAME
     gpiosim -- General Purpose Input/Output Simulator

SYNOPSIS
     pseudo-device gpiosim

DESCRIPTION
     The gpiosim pseudo-device simulates a 32-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>.

BSD
								  August 1, 2009							       BSD