> Some devices don’t have legacy interrupt support, but still need to use
> a legacy keyboard. This patch adds a KBC check and manual call to the
> keyboard service if there is a key waiting in the KBC.

> diff --git a/src/Kconfig b/src/Kconfig
> index 6606ce4..d389ede 100644
> --- a/src/Kconfig
> +++ b/src/Kconfig
> @@ -440,6 +440,11 @@ menu "BIOS interfaces"
>          default y
>          help
>              Support for int15c2 mouse calls.
> +    config KBC_POLL
> +        bool "Poll the keyboad controller for keys"
> +        default n
> +        help
> +            Poll for keys when interrupts are not available.

Note we already have CONFIG_HARDWARE_IRQ.
So, do we actually need this new config option?

cheers,
  Gerd
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