Jordan Coleman wrote:
> On Apr 24, 2008, at 7:42 AM, AT Matik wrote:
>>> I have an embedded system that contains a
Wistron CM9 802.11 card,
>>> purchased in the US. After extensive testing
in the US, the unit is
>>> now being installed in Europe, where 802.11b/g
channels 1-13 are
>>> employed. How can I enable channels 12 and 13
on this hardware, which
>>> currently seems to only be able to use the
"US" channels, 1-11?
>
>> on some cards it is possible to achieve by setting
the country code
>> at boot
>> time (sysctl in loader.conf) on others not
>
> sysctl shows countrycode=0, regdomain=0. I can change
the countrycode
> to other (valid) settings, but I have a feeling that
setting that at
> runtime is already too late.
>
>> there is a way again on some cards to tweak the
card's eprom memory
>> to get the
>> extended channels
>
> It was my impression based on the research I did before
purchasing the
> card that there aren't multiple SKUs representing
hardware for
> different regions -- just the one card which can cover
the full range
> of frequencies. Is that not the case with the CM9?
>
>> you can try attached exec which should run on i386
at least on 5.3
>> and perhaps
>> 6... (i don't remember)
>>
>> in order to do it you need to boot with the card
installed in single
>> user mode
>> and after setting reboot to see if it works
>
> If I do end up having to make an EEPROM change,
single-user mode isn't
> an easy option in this case. The hardware is built
into a
> weathertight box mounted on the outside of a structure;
there's no
> console. The system boots via PXE and mounts its root
filesystem via
> NFS, though, and I have remote power control as well,
so I have fairly
> complete control over bootup. Is single-user strictly
necessary?
Hmm, this may have been recently fixed:
On Sun, Apr 27, 2008 at 10:03:56PM +0000, Sam Leffler
wrote:
> > sam 2008-04-27 22:03:56 UTC
> >
> > FreeBSD src repository
> >
> > Modified files:
> > sys/dev/ath if_ath.c
> > Log:
> > restore the hal's channel list when doing
getradiocaps so it's in sync with
> > the 802.11 layer's list
>
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