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#1 2014-03-02 18:19:31

delta24
Member
Registered: 2013-08-07
Posts: 13

Cannot find Wifi driver in use

Hi! I am creating a wifi-hotspot using Create_ap script https://github.com/oblique/create_ap. Strangely I cannot get it working. I use broadcom-wl from the AUR https://aur.archlinux.org/packages/broadcom-wl/ and I am passing --driver args with 'wl'. Please help!

Thanks!

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#2 2014-03-02 19:17:00

ewaller
Administrator
From: Pasadena, CA
Registered: 2009-07-13
Posts: 20,354

Re: Cannot find Wifi driver in use

delta24 wrote:

I use broadcom-wl from the AUR

As a sanity check, can you prove it?  What appears in the output of lsmod ?


Nothing is too wonderful to be true, if it be consistent with the laws of nature -- Michael Faraday
Sometimes it is the people no one can imagine anything of who do the things no one can imagine. -- Alan Turing
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#3 2014-03-02 20:07:28

Gusar
Member
Registered: 2009-08-25
Posts: 3,606

Re: Cannot find Wifi driver in use

Drivers are generally part of two categories: nl80211, wext. That's what you use with the --driver switch of create_ap. broadcom-wl is a wext driver. However, it does *not* support AP mode. Not even brcmsmac does. Of the broadcom drivers, only b43 does. So unless your specific chipset is supported by b43, you're out of luck. You'll have to use ad-hoc mode.

Last edited by Gusar (2014-03-02 20:10:17)

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#4 2014-03-02 20:17:17

ewaller
Administrator
From: Pasadena, CA
Registered: 2009-07-13
Posts: 20,354

Re: Cannot find Wifi driver in use

Gusar wrote:

Drivers are generally part of two categories: nl80211, wext. That's what you use with the --driver switch of create_ap. broadcom-wl is a wext driver. However, it does *not* support AP mode. Not even brcmsmac does. Of the broadcom drivers, only b43 does. So unless your specific chipset is supported by b43, you're out of luck. You'll have to use ad-hoc mode.

Oh, Good answer!  I'll remember that one.


Nothing is too wonderful to be true, if it be consistent with the laws of nature -- Michael Faraday
Sometimes it is the people no one can imagine anything of who do the things no one can imagine. -- Alan Turing
---
How to Ask Questions the Smart Way

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#5 2014-03-03 01:51:01

delta24
Member
Registered: 2013-08-07
Posts: 13

Re: Cannot find Wifi driver in use

Here is the lsmod output: http://pastebin.com/xXsEwEhp

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#6 2014-03-03 01:54:44

delta24
Member
Registered: 2013-08-07
Posts: 13

Re: Cannot find Wifi driver in use

Thnx Gusar! I think broadcom-wl is the proprietary driver for Broadcom chipsets BCM43XX but the b43 is the opensource ''reverse-engineered'' driver. Well thanks for the quick reply!

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#7 2014-03-03 02:11:43

ewaller
Administrator
From: Pasadena, CA
Registered: 2009-07-13
Posts: 20,354

Re: Cannot find Wifi driver in use

Yes you are indeed using the wl driver.  But, here is a question: if the b43 driver is 'Reversed-engineered", why would it have capabilities (as asserted by Gusar) have capabilities not provided by the proprietary solutions?


Nothing is too wonderful to be true, if it be consistent with the laws of nature -- Michael Faraday
Sometimes it is the people no one can imagine anything of who do the things no one can imagine. -- Alan Turing
---
How to Ask Questions the Smart Way

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