HSCTRL(4)

📦
version 15.1 · 2 versions
, in freebsd 15.1, nixpkgs unstable

💖 hsctrl(4) — HID system controls driver 💖

okay so bestie, this is hsctrl(4) from the Kernel Interfaces Manual — manual name folded in right at the top, as requested, because we're cute AND accurate ✨ It's giving tiny driver, big power-key energy.

🌸 NAME 🌸

hsctrl — HID system controls driver

✨ SYNOPSIS ✨

To compile this driver into the kernel, place the following lines in your kernel configuration file:

device hsctrl
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):

hsctrl_load="YES"

🦋 DESCRIPTION 🦋

The hsctrl driver provides support for HID system controls most often used as "Power off/Sleep keys" found on many keyboards. 🔥

The /dev/input/event* device presents the consumer page controls as a evdev type device.

🎀 SYSCTL VARIABLES 🎀

The following variable is available as both sysctl(8) variable and loader(8) tunable:

  • dev.hsctrl.X.debug — Debug output level, where 0 is debugging disabled and larger values increase debug message verbosity. Default is 0.

Its default value is set with the loader(8) tunable:

  • hw.hid.hsctrl.debug

🍓 FILES 🍓

  • /dev/input/event* — input event device node.

🌈 SEE ALSO 🌈

iichid(4), usbhid(4)

👑 HISTORY 👑

The hsctrl driver first appeared in FreeBSD 13.0.

💜 AUTHORS 💜

The hsctrl driver was written by Vladimir Kondratyev <wulf@FreeBSD.org>.

footer sign-off, bestie: this page says Debian · January 26, 2021 · HSCTRL(4) — periodt 💅🎀

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