USB flash not working anymore

Julian Elischer julian at elischer.org
Thu Dec 30 15:18:12 PST 2004



Peter Radcliffe wrote:

>Julian Elischer <julian at elischer.org> probably said:
>  
>
>>this means exactly what it sounds like... something in the usb system 
>>tried to allocate memory while in an interrupt context.
>>    
>>

do you have access to anything with an EHCI or OHCI controller for 
comparison with that device?

>I don't know anything about the USB subsystem, nor what can or cannot
>be done while handling an interrupt.
>
>  
>
>>I don't see what USB controller you have.  OHCI or UHCI (or EHCI).
>>    
>>
>
>uhci0: <Intel 82801CA/CAM (ICH3) USB controller USB-A> port 0x1800-0x181f
> irq 11 at device 29.0 on pci0
>usb0: <Intel 82801CA/CAM (ICH3) USB controller USB-A> on uhci0
>uhci1: <Intel 82801CA/CAM (ICH3) USB controller USB-B> port 0x1820-0x183f
> irq 3 at device 29.1 on pci0
>usb1: <Intel 82801CA/CAM (ICH3) USB controller USB-B> on uhci1
>uhci2: <Intel 82801CA/CAM (ICH3) USB controller USB-C> port 0x1840-0x185f
> irq 5 at device 29.2 on pci0
>usb2: <Intel 82801CA/CAM (ICH3) USB controller USB-C> on uhci2
>
>P.
>
>  
>



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