[rt2x00-users] Basic wlan0 questions.

Björn Busse mail at baerlin.eu
Thu Apr 25 02:04:21 AEST 2013


Hi,

you seem to lack the firmware for device.
Most distributions ship firmware in an own package, on some this package
must be installed manually. The package name in my distribution is
'linux-firmware'. Try to locate and install it.

Regards,
 Björn

On Mon, May 06, 2013 at 05:08:48PM +0200, Michele Venturi wrote:
> Hello everyone, 
> 
> I am using linux 2.6.37 on an ARM target (exactly linux-arago distribution).
> 
>  
> 
> I could manage usb Wlan devices supported by Ralink 3070 chipset through
> Ralink/Mediatek custom drivers, 
> but such driver behaviour is not satisfactory.
> 
> 
> 
> I switched to the internal Linux rt2800 wireless driver, but the building
> stops returning:
> 
> ....
> 
> Image Name:   Linux-2.6.37-00094-g8f8569a-dirt
> 
> Created:      Wed Apr 24 15:57:20 2013
> 
> Image Type:   ARM Linux Kernel Image (uncompressed)
> 
> Data Size:    2059940 Bytes = 2011.66 kB = 1.96 MB
> 
> Load Address: c0008000
> 
> Entry Point:  c0008000
> 
>   Image arch/arm/boot/uImage is ready
> 
>   Building modules, stage 2.
> 
>   MODPOST 5 modules
> 
>   CC      drivers/net/wireless/rt2x00/rt2800lib.mod.o
> 
>   LD [M]  drivers/net/wireless/rt2x00/rt2800lib.ko
> 
>   CC      drivers/net/wireless/rt2x00/rt2800usb.mod.o
> 
>   LD [M]  drivers/net/wireless/rt2x00/rt2800usb.ko
> 
>   CC      drivers/net/wireless/rt2x00/rt2x00lib.mod.o
> 
>   LD [M]  drivers/net/wireless/rt2x00/rt2x00lib.ko
> 
>   CC      drivers/net/wireless/rt2x00/rt2x00usb.mod.o
> 
>   LD [M]  drivers/net/wireless/rt2x00/rt2x00usb.ko
> 
> make[1]: *** No rule to make target `firmware/rt2870.bin', needed by
> `__fw_modbuild'.  Stop.
> 
> make: *** [modules] Error 2
> 
>  
> 
> However the *.ko modules are built. 
> 
> I believe my the kernel configuration is not adequate: 
> Please note that:
> 
> in kernel tree I placed /firmware/rt2870bin firmware file.
> 
>  
> 
> 1)where can I find the exact configuration ?
> 
>  
> 
> However the modules are regularly loaded in the target:
> 
> #insmod rt2x00lib.ko
> 
> #insmod rt2800lib.ko
> 
> #Insmod rt2x00usb.ko
> 
> #insmod rt2800usb.ko
> 
> #phy0 -> rt2x00_set_chip: Info - Chipset detected - rt: 3070, rf: 0005, rev:
> 0201.
> 
> #usbcore: registered new interface driver rt2800usb
> 
>  
> 
> but when enabling the interface..
> 
>  
> 
> # ifconfig wlan0 up
> 
> #phy0 -> rt2x00lib_request_firmware: Info - Loading firmware file
> 'rt2870.bin'.
> 
> #phy0 -> rt2x00lib_request_firmware: Error - Failed to request Firmware.
> 
> #Ifconfig: SIOCSIFFLAGS: No such file or directory
> 
>  
> 
> Please note that:
> 
> In File System is also located /lib/firmware/rt2870.bin file
> 
>  
> 
> 2)Which is the problem ?
> 
>  
> 
> I tried myself to investigate the problem, searching kernel sources and web,
> but with no success.
> I believe this is the best spot for my questions to be addressed.
> 
> Sorry if they look trivial !
> 
>  
> 
> Thank you for your attention.
> 
>  
> 

> _______________________________________________
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> users at rt2x00.serialmonkey.com
> http://rt2x00.serialmonkey.com/mailman/listinfo/users_rt2x00.serialmonkey.com


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