/dev/usb/kbd
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Description
/dev/usb/kbd is the interface to the USB keyboard driver.
Reads, seeks and ioctlvs always fail. Writes are used to send commands. Ioctls are used to receive events.
Write
Writes are used the send commands to the driver. Most likely, this is to control keyboard LEDs. Writes are always 5 bytes in length.
| Write data | Function |
|---|---|
| 00 00 00 00 80 | Unknown |
| ?? ?? ?? ?? 00 | Unknown |
| ?? ?? ?? ?? 00 | Unknown |
| ?? ?? ?? ?? 00 | Unknown |
| ?? ?? ?? ?? 00 | Unknown |
Ioctl
Ioctls can be send to the driver. All parameters are ignored. This appears to be for receiving keyboard events.
