[PATCH 1/1] efi_loader: support CTRL+\ - CTRL+_

[Simon Glass]

On Thu, 1 Sept 2022 at 16:59, Heinrich Schuchardt
<heinrich.schuchardt at canonical.com> wrote:
>
> In the extended text input protocol support input of control letters
> 0x1c - 0x1f.
>
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
> ---
>  lib/efi_loader/efi_console.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>

>
> diff --git a/lib/efi_loader/efi_console.c b/lib/efi_loader/efi_console.c
> index 1fcaabe1c4..eab315cbd4 100644
> --- a/lib/efi_loader/efi_console.c
> +++ b/lib/efi_loader/efi_console.c
> @@ -994,6 +994,7 @@ static efi_status_t EFIAPI efi_cin_read_key_stroke_ex(
>         /*
>          * CTRL+A - CTRL+Z have to be signaled as a - z.
>          * SHIFT+CTRL+A - SHIFT+CTRL+Z have to be signaled as A - Z.
> +        * CTRL+\ - CTRL+_ have to be signaled as \ - _.
>          */
>         switch (next_key.key.unicode_char) {
>         case 0x01 ... 0x07:
> @@ -1006,6 +1007,8 @@ static efi_status_t EFIAPI efi_cin_read_key_stroke_ex(
>                         next_key.key.unicode_char += 0x40;
>                 else
>                         next_key.key.unicode_char += 0x60;

no break?


> +       case 0x1c ... 0x1f:
> +                       next_key.key.unicode_char += 0x40;
>         }
>         *key_data = next_key;
>         key_available = false;
> --
> 2.37.2
>