FreeBSD manual
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HPEN(4) FreeBSD Kernel Interfaces Manual HPEN(4)
NAME
hpen - MS Windows compatible HID pen tablet driver
SYNOPSIS
To compile this driver into the kernel, place the following lines in your
kernel configuration file:
device hpen
device hid
device hidbus
device hidmap
device evdev
Alternatively, to load the driver as a module at boot time, place the
following line in loader.conf(5):
hpen_load="YES"
DESCRIPTION
The hpen driver provides support for generic MS Windows compatible HID
pen tablet and digitizer that attach to the HID transport backend. See
iichid(4) or usbhid(4).
The /dev/input/event* device presents the pen as a evdev type device.
SYSCTL VARIABLES
The following variable is available as both sysctl(8) variable and
loader(8) tunable:
dev.hpen.X.debug
Debug output level, where 0 is debugging disabled and larger
values increase debug message verbosity. Default is 0.
It's default value is set with loader(8) tunable:
hw.hid.hpen.debug
FILES
/dev/input/event* input event device node.
SEE ALSO
iichid(4), usbhid(4), xorg.conf(5) (ports/x11/xorg)
BUGS
hpen cannot act like sysmouse(4).
Pen battery charge level reporting is not supported.
HISTORY
The hpen driver first appeared in FreeBSD 13.0.
AUTHORS
The hpen driver was written by Val Packett <val@packett.cool>.
This manual page was written by Vladimir Kondratyev <wulf@FreeBSD.org>.
FreeBSD 14.0-RELEASE-p11 September 14, 2020 FreeBSD 14.0-RELEASE-p11