Work on porting RISC OS to the Raspberry Pi 4 is still ongoing. Some components are not available, so this build is not yet suitable for new users.
For users that wish to assist in the testing, a development ROM image is available from the Downloads page – choose “Risc OS Pi RC16” for the release candidate, or “Beta RPi ROM” for the latest development image.
Date | Details |
---|---|
03 Sep 2019 | UART0 fixed: access to the command line via the serial port now works. |
13 Sep 2019 | Add GICv2 interrupt controller support. |
16 Feb 2020 | Audio output now works. |
18 Feb 2020 | USB devices now visible via USB-C (power input) port. |
03 May 2020 | Ethernet port now works. |
29 Jul 2020 | Firmware for VL805 USB controller loaded on 8GB models |
12 Sep 2020 | All USB ports operational: USB1.1 and USB2 devices can be used. |
Item | Comments |
---|---|
USB3 ports | The Pi 4 has a USB3 controller, which RISC OS does not yet support. |
Software information: Raspberry Pi: Firmware has details of the firmware required for the Raspberry Pi 4, along with details of the changes needed to config.txt.
If you are starting from scratch, one way of constructing a boot SD is given at Installing RISC OS on the Raspberry Pi 4?.
For more general information, see Using RISC OS on the Raspberry Pi.