.\" Copyright (c) 2020 Vladimir Kondratyev <wulf@FreeBSD.org>
.\"
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.Dd September 19, 2020
.Dt PS4DSHOCK 4
.Os
.Sh NAME
.Nm ps4dshock
.Nd Sony PlayStation 4 Dualshock 4 gamepad driver
.Sh SYNOPSIS
To compile this driver into the kernel,
place the following lines in your
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device ps4dshock"
.Cd "device hid"
.Cd "device hidbus"
.Cd "device hidmap"
.Cd "device evdev"
.Ed
.Pp
Alternatively, to load the driver as a
module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
ps4dshock_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
driver provides support for Sony PlayStation 4 Dualshock 4 gamepad driver.
.Pp
The
.Pa /dev/input/event*
device presents the game controller as a
.Ar evdev
type device.
.Sh SYSCTL VARIABLES
Next parameters are available as
.Xr sysctl 8
variables.
Debug parameter is available as
.Xr loader 8
tunable as well.
.Bl -tag -width indent
.It Va dev.p4dshock.*.led_state
LED state: 0 - off, 1 - on, 2 - blinking.
.It Va dev.p4dshock.*.led_color_r
LED color.
Red component.
.It Va dev.p4dshock.*.led_color_g
LED color.
Green component.
.It Va dev.p4dshock.*.led_color_b
LED color.
Blue component.
.It Va dev.p4dshock.*.led_delay_on
LED blink.
On delay, msecs.
.It Va dev.p4dshock.*.led_delay_off
LED blink.
Off delay, msecs.
.It Va hw.hid.ps4dshock.debug
Debug output level, where 0 is debugging disabled and larger values increase
debug message verbosity.
Default is 0.
.El
.Sh FILES
.Bl -tag -width /dev/input/event* -compact
.It Pa /dev/input/event*
input event device node.
.El
.Sh BUGS
The
.Nm
does not support force-feedback events.
.Sh HISTORY
The
.Nm
driver first appeared in
.Fx 13.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An Vladimir Kondratyev Aq Mt wulf@FreeBSD.org .