最終更新:2017-03-05 (日) 13:29:07 (2601d)
Linux/dev/input
例
$ tree /dev/input /dev/input ├── by-id │ ├── usb-QUANTA_OpticalTouchScreen-event-if00 -> ../event7 │ ├── usb-VirtualBox_USB_Tablet-event-mouse -> ../event5 │ └── usb-VirtualBox_USB_Tablet-mouse -> ../js0 ├── by-path │ ├── pci-0000:00:04.0-event-mouse -> ../event6 │ ├── pci-0000:00:04.0-mouse -> ../js1 │ ├── pci-0000:00:06.0-usb-0:1:1.0-event-mouse -> ../event5 │ ├── pci-0000:00:06.0-usb-0:1:1.0-mouse -> ../js0 │ ├── pci-0000:00:06.0-usb-0:2:1.0-event -> ../event7 │ ├── platform-i8042-serio-0-event-kbd -> ../event2 │ ├── platform-i8042-serio-1-event-mouse -> ../event4 │ └── platform-i8042-serio-1-mouse -> ../mouse0 ├── event0 ├── event1 ├── event2 ├── event3 ├── event4 ├── event5 ├── event6 ├── event7 ├── js0 ├── js1 ├── mice ├── mouse0 ├── mouse1 └── mouse2
ディレクトリ
ファイル
- Linux/dev/input/eventX - evdev
- Linux/dev/input/js?X - joydev
- Linux/dev/input/mice
- Linux/dev/input/mouse?X - mousedev?
Linux/dev/input/mice
- This single character device is shared by all mice and digitizers, and even if none are connected, the device is present.
- This is useful for hotplugging USB mice, so that programs can open the device even when no mice are present.
ドライバの関数
- input_allocate_device - 初期化時に番号(inputX)が決まる
- input_register_device - ドライバを登録
どのデバイスかの確認
- Linux/proc/bus/input/devices
$ cat /proc/bus/input/devices
