Re: [PATCH v4 2/5] doc: virtio: List the supported device types

[Kuan-Wei Chiu <visitorckw@gmail.com>]

On Wed, Oct 21, 2026 at 07:07:03PM +0800, Hung-Chun Tseng wrote:
> The list of supported device types still only named network and block
> devices. Turn it into a bulleted list, which is easier to extend, and
> add the entropy, 9P and RTC devices. Also note that the virtio RTC
> device needs QEMU v11.1.0 or later.
> 
> Signed-off-by: Hung-Chun Tseng <alan.tseng.cs@gmail.com>
> Reviewed-by: Bin Meng <bin.meng@processmission.com>
> Reviewed-by: Simon Glass <sjg@chromium.org>
> ---
> (no changes since v3)
> 
> Changes in v3:
> - Retitle from "doc: virtio: Mention the RTC device", as the patch
>   lists other devices too (Kuan-Wei)
> - Turn the list of devices into a bulleted list (Kuan-Wei)
> - Keep the Reviewed-by tags of Bin and Simon, as only the layout changed
> 
>  doc/develop/driver-model/virtio.rst | 10 +++++++++-

Later in this same file under Development Flow still states:

"At present only VirtIO network card (device ID 1) and block device
(device ID 2) are supported."

Let's update that section as well.

Regards,
Kuan-Wei

>  1 file changed, 9 insertions(+), 1 deletion(-)
> 
> diff --git a/doc/develop/driver-model/virtio.rst b/doc/develop/driver-model/virtio.rst
> index e5da9f430..7b2f31b3d 100644
> --- a/doc/develop/driver-model/virtio.rst
> +++ b/doc/develop/driver-model/virtio.rst
> @@ -28,7 +28,13 @@ queues configuration and buffer transfers are nearly identical. Both MMIO
>  and PCI transport options are supported in U-Boot.
>  
>  The VirtIO spec defines a lots of VirtIO device types, however at present only
> -network and block device, the most two commonly used devices, are supported.
> +the following devices are supported.
> +
> +  - network
> +  - block
> +  - entropy (rng)
> +  - 9P transport
> +  - RTC
>  
>  The following QEMU targets are supported.
>  
> @@ -72,6 +78,8 @@ Requirements
>  ------------
>  It is required that QEMU v2.5.0+ should be used to test U-Boot VirtIO support
>  on QEMU ARM and x86, and v2.12.0+ on QEMU RISC-V.
> +The VirtIO RTC device (``-device virtio-rtc-pci`` or
> +``-device virtio-rtc-device``) requires QEMU v11.1.0+.
>  
>  Testing
>  -------
> -- 
> 2.43.0
>