Re: no keyboard input

[Jefferson Carpenter]

My joystick appears to the the culprit.  When I leave that plugged in, my keyboard does not function.

On Sat, Apr 29, 2017 at 11:36 PM, Andrei Borzenkov <address@hidden> wrote:

30.04.2017 06:10, Jefferson Carpenter пишет:
> When I have "too many" input devices plugged in, I cannot switch between
> operating systems in the GRUB menu.  By unplugging devices and rebooting
> the computer, I can usually cause my keyboard to be recognized by GRUB so
> that I can switch options in the menu.  However, which devices need to be
> unplugged, if any, is not deterministic.
>
> Are there any diagnostics I can enable to see what keyboards GRUB detects?
>

GRUB is using platform firmware to access input, so it sounds more like
a problem of your firmware (BIOS?).