Om 2008.8: usb: unable to enumerate USB device

Jay Vaughan jayv at synth.net
Wed Aug 13 14:22:37 CEST 2008 

Do you have the USB pull-down resistor installed on the Host cable?

j.


On Aug 13, 2008, at 12:13 AM, Harald Koenig wrote:

> On Aug 12, Andy Green wrote:
>
>> ... but for you it doesn't look like it is...
>>
>> This happens all the time or just sometimes?
>
> only sometimes.  once it happens, a simple reboot or disconnect/ 
> reconnect
> usually doesn't immediately succeed.
>
> here is the output of
>
>     egrep 'Neo1973 Bootloader U-Boot|device not accepting address' / 
> var/log/messages
>
> for the last few days:
>
> Aug  9 12:49:05 harald kernel: usb 3-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug  9 12:49:07 harald kernel: usb 3-1: device not accepting address  
> 38, error -71
> Aug  9 12:49:07 harald kernel: usb 3-1: device not accepting address  
> 39, error -71
> Aug  9 23:46:55 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:32:24 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:32:35 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:32:36 harald kernel: usb 4-2: device not accepting address  
> 48, error -71
> Aug 10 22:32:37 harald kernel: usb 4-2: device not accepting address  
> 49, error -71
> Aug 10 22:41:19 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:41:26 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:41:38 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:41:49 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:41:50 harald kernel: usb 4-2: device not accepting address  
> 58, error -71
> Aug 10 22:41:58 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 22:42:00 harald kernel: usb 4-2: device not accepting address  
> 63, error -71
> Aug 10 22:42:00 harald kernel: usb 4-2: device not accepting address  
> 64, error -71
> Aug 10 23:07:43 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2-moko12
> Aug 10 23:08:05 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 23:08:07 harald kernel: usb 4-2: device not accepting address  
> 69, error -71
> Aug 10 23:08:08 harald kernel: usb 4-2: device not accepting address  
> 70, error -71
> Aug 10 23:08:25 harald kernel: usb 4-1: device not accepting address  
> 73, error -71
> Aug 10 23:08:31 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr6+ba029a1426bfca169572bf80d50a8b190a6b0e19
> Aug 10 23:08:33 harald kernel: usb 4-1: device not accepting address  
> 78, error -71
> Aug 10 23:08:33 harald kernel: usb 4-1: device not accepting address  
> 79, error -71
> Aug 10 23:08:57 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2-moko12
> Aug 10 23:09:30 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2-moko12
> Aug 10 23:09:34 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2-moko12
> Aug 10 23:10:03 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 10 23:10:05 harald kernel: usb 4-1: device not accepting address  
> 86, error -71
> Aug 10 23:10:06 harald kernel: usb 4-1: device not accepting address  
> 87, error -71
> Aug 10 23:13:40 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 11 17:09:08 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 11 17:09:29 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 11 17:09:38 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 11 21:25:42 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 11 21:25:44 harald kernel: usb 4-2: device not accepting address  
> 100, error -71
> Aug 11 21:25:44 harald kernel: usb 4-2: device not accepting address  
> 101, error -71
> Aug 11 21:37:36 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 08:30:07 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 08:35:09 harald kernel: usb 4-1: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 17:18:11 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 17:18:13 harald kernel: usb 4-2: device not accepting address  
> 116, error -71
> Aug 12 17:18:14 harald kernel: usb 4-2: device not accepting address  
> 117, error -71
> Aug 12 17:29:54 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 17:29:57 harald kernel: usb 4-2: device not accepting address  
> 121, error -71
> Aug 12 17:29:57 harald kernel: usb 4-2: device not accepting address  
> 122, error -71
> Aug 12 17:31:37 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 17:31:39 harald kernel: usb 4-2: device not accepting address  
> 126, error -71
> Aug 12 17:31:39 harald kernel: usb 4-2: device not accepting address  
> 127, error -71
> Aug 12 17:39:14 harald kernel: usb 4-2: Product: Neo1973 Bootloader  
> U-Boot 1.3.2+gitr54+dc633f4be2527f844158aa5085c278b0c3039d3f
> Aug 12 17:39:15 harald kernel: usb 4-2: device not accepting address  
> 5, error -71
> Aug 12 17:39:15 harald kernel: usb 4-2: device not accepting address  
> 6, error -71
>
>
> Harald
> -- 
> "I hope to die                                      ___       _____
> before I *have* to use Microsoft Word.",           0--,|    /OOOOOOO\
> Donald E. Knuth, 02-Oct-2001 in Tuebingen.        <_/  /  / 
> OOOOOOOOOOO\
>                                                    \  \/ 
> OOOOOOOOOOOOOOO\
>                                                      \  
> OOOOOOOOOOOOOOOOO|//
>                                                       \/\/\/\/\/\/\/ 
> \/\/
> Harald Koenig                                           //  /     \ 
> \  \
> koenig at tat.physik.uni-tuebingen.de                     ^^^^^        
> ^^^^^
>
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;
--
Jay Vaughan

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