2022-03-02 23:35:23 +00:00
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.\" Copyright (c) 2022 Vladimir Kondratyev <wulf@FreeBSD.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd February 27, 2022
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.Dt BCM5974 4
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.Os
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.Sh NAME
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.Nm bcm5974
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.Nd Wellspring touchpad driver
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.Sh SYNOPSIS
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To compile this driver into the kernel, place the following lines into
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your kernel configuration file:
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.Bd -ragged -offset indent
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.Cd "device bcm5974"
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.Cd "device hidbus"
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.Cd "device hid"
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.Cd "device usbhid"
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.Cd "device usb"
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.Cd "device evdev"
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.Ed
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.Pp
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Alternatively, to load the driver as a
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module at boot time, place the following line in
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.Xr loader.conf 5 :
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.Bd -literal -offset indent
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bcm5974_load="YES"
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.Ed
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.Sh DESCRIPTION
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The
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.Nm
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driver provides support for the Wellspring touchpads found in many Apple
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laptops.
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.Pp
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To get multi-touch device working in
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2022-08-14 10:01:30 +00:00
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.Xr X 7 Pq Pa ports/x11/xorg-docs ,
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2022-03-02 23:35:23 +00:00
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install
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.Pa ports/x11-drivers/xf86-input-libinput .
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.Sh FILES
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.Nm
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creates a pseudo-device file,
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.Pa /dev/input/eventX
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which presents the multi-touch device as an input event device.
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.Sh SEE ALSO
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.Xr hid 4 ,
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.Xr loader.conf 5 ,
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.Xr xorg.conf 5 Pq Pa ports/x11/xorg ,
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.Xr libinput 4 Pq Pa ports/x11-drivers/xf86-input-libinput .
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.Sh AUTHORS
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.An -nosplit
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The
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.Nm
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driver was written by
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.An Vladimir Kondratyev Aq Mt wulf@FreeBSD.org .
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It is based on
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.Xr wsp 4
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driver written by
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.An Huang Wen Hui Aq Mt huanghwh@gmail.com .
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.Sh BUGS
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.Nm
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cannot act like
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.Xr sysmouse 4
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