GNU bug report logs - #35585
GRUB does not work with USB keyboards when using keyboard-layout

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Message #8 received at 35585 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: "pelzflorian \(Florian Pelz\)" <pelzflorian <at> pelzflorian.de>
Cc: Danny Milosavljevic <dannym <at> scratchpost.org>, 35585 <at> debbugs.gnu.org
Subject: Re: bug#35585: GRUB does not work with USB keyboards when using
 keyboard-layout
Date: Tue, 07 May 2019 18:11:55 +0200

Hi,

"pelzflorian (Florian Pelz)" <pelzflorian <at> pelzflorian.de> skribis:

> From c0c8167cf4f7ddd68567618effc665dd950c2f93 Mon Sep 17 00:00:00 2001
> From: Florian Pelz <pelzflorian <at> pelzflorian.de>
> Date: Sun, 5 May 2019 17:38:47 +0200
> Subject: [PATCH] bootloader: grub: Support USB keyboards when using a
>  keyboard-layout.
>
> With this USB keyboards are recognized again, the layout does not currently
> get used by GRUB though.
>
> * gnu/booloader/grub.scm (keyboard-layout-config): Add usb_keyboard terminal
> to terminal_input command.

Oh, interesting.  I guess on “PCs” the BIOS/UEFI emulates AT keyboard
even when the keyboard is really an external USB keyboard, which is why
we don’t see that problem.

> --- a/gnu/bootloader/grub.scm
> +++ b/gnu/bootloader/grub.scm
> @@ -360,7 +360,7 @@ entries corresponding to old generations of the system."
>                               (keyboard-layout-file layout #:grub grub))))
>            (when keymap
>              (format port "\
> -terminal_input at_keyboard
> +terminal_input at_keyboard usb_keyboard

What do others think?  Danny?

I’d like to make sure this is as harmless as it looks.

Ludo’.

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