[Fli4l_dev] rev24502 WLAN: ath9k falsche Regdomain

Carsten Spieß me at privacy.net
Sa Jan 5 20:52:19 CET 2013


Hallo,

> iwreg130v.txt sagt country 98 ?????
> 
> iwreg130n1.txt sagt ebenfalls country 98 ?????

Das hab ich auch, [1] sagt:

Note: The ath9k driver sets its own regulatory restrictions based on   
its EEPROM. Setting the domain from userland can only further restrict 
the regulatory settings. So if EEPROM says Japan, you can use all 14 
channels, if you then set it to US, you can use merely the 12. It does 
not work the other way around, i.e. if EEPROM says US, you only can use 
the allowed 12 channels, no matter what you set in userspace! The value 
98 represents a synthesized regulatory domain, based on the intersection 
of the available source of regulatory information (which can include the 
EEPROM, the userland setting, and a country IE from your AP). 

Das würde die 98 erklären, aber am Schluß ist's wieder 00
 
> Da habe ich genauer nachgeschaut: zum Beginn von rc130.wlan hat
> WLAN_REGDOMAIN noch den richtigen Wert.

Da dran liegts nicht. Ich fürchte ich muss mal in den ath9k Treiber 
reinschauen.
Gruß

Carsten

[1] http://wiki.openwrt.org/doc/howto/wireless.utilities



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