acpi_ibm(4): new radio kill switch (readonly) sysctl
grafan at gmail.com
Wed Apr 18 03:55:44 UTC 2007
On 4/18/07, Nate Lawson <nate at root.org> wrote:
> Rong-en Fan wrote:
> > As pointed out by Henrik Brix Andersen, I adds a sysctl entry
> > that shows the status of radio kill switch found on some ThinkPad:
> > http://people.freebsd.org/~rafan/acpi_ibm_killswitch.diff
> > dev.acpi_ibm.0.killswitch = 0 means the switch is off. It seems that
> > no acpi event will be generated when the value changes (actually,
> > my x60 does not generate any events when I presses FN+something).
> > Otherwise, we can hook it in devd.conf and remove wireless driver when
> > kill switch is on...
> > Any comments?
> Seems fine to me. But as to the name of the sysctl -- it should be more
> logical. How about renaming it to dev.acpi_ibm.0.radio_enable and when
> 1, the radio is enabled? Even if you have to invert the logic of the
> ACPI method, it would make more sense to users. They don't need to know
> what's going on under the hood.
Good idea. I updated the patch:
If you have ThinkPad other than X60, please help test this.
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