The urio driver provides support for Rio MP3 players from Diamond MultiMedia which attaches to the USB port. The urio device must be configured in the kernel, along with usb and one of the uhci or ohci controllers.
Subsequently, the /dev/urio0 device can be used by the Rio userland applications.
The following devices are supported by the urio driver:
- Diamond MultiMedia Rio 500
- Diamond MultiMedia Rio 600
- Diamond MultiMedia Rio 800