disconnecting keyboard: big trouble !?!
Ruben de Groot
mail25 at bzerk.org
Tue Mar 23 04:09:42 PST 2004
On Tue, Mar 23, 2004 at 01:22:53AM -0500, Shaun T. Erickson typed:
> Steve Ireland wrote:
>
> >This is a PS/2 thing, not an operating system thing. You really can
> >fry your motherboard plugging and unplugging PS/2 devices while the
> >system is powered up.
>
> I suppose it's possible, but I know I 've never fry'd one. I'm always
> unplugging and pluging mine back in. The key to getting the keyboard
> re-initialized, when you plug it back in - at least under
> 5.2.1-RELEASE-p3 - is to change
>
> hint.atkbd.0.flags="0x1"
>
> to
>
> hint.atkbd.0.flags="0x0"
>
> in /boot/device.hints and reboot. After that, you can plug and unplug to
> your heart's content. I'm told this setting may have to be made in the
> kernel, requiring a custom kernel, in 4.x releases.
Yes. In 4.x GENERIC kernel, change the line:
device atkbd0 at atkbdc? irq 1 flags 0x1
to:
device atkbd0 at atkbdc? irq 1
recompile kernel and reboot.
Ruben
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