atkbd: changing flags at boot time

[Joao Paulo Marques Mattos]

set in /boot/device.hints

hint.atkbd.0.flags="0x0"


[]´s

JP-Ux

----- Original Message ----- 
From: "Brian Candler" <B.Candler at pobox.com>
To: <freebsd-stable at freebsd.org>
Sent: Monday, June 27, 2005 9:38 AM
Subject: atkbd: changing flags at boot time


> [This is with FreeBSD 4.11-RELEASE]
>
> I would like to arrange that the ATA keyboard works even if the machine is
> booted without a keyboard, but one is subsequently plugged in. My
> understanding is that the default behaviour of probing for the keyboard is
> set here in the kernel configuration:
>
> device          atkbd0  at atkbdc? irq 1 flags 0x1
>                                               ^^^
> # `flags' for atkbd:
> #       0x01    Force detection of keyboard, else we always assume a 
> keyboard
>
> So I tried putting
>   hint.atkbd.0.flags="0x00"
> in /boot/loader.conf, but that didn't make any difference.
>
> Looking at sys/dev/kbd/atkbd.c, I see:
>
>        /* XXX: a kludge to obtain the device configuration flags */
>        if (resource_int_value("atkbd", ATKBD_DEFAULT, "flags", &i) == 0)
>                flags |= i;
>
> Does this mean that it's impossible to clear this flag without recompiling 
> the
> kernel? If so, is there a reason for this?
>
> TIA,
>
> Brian.
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