Rune,

Thanks for the reply.  My question is why does the USB code not attempt 
to use irq 15 which is still open?  I'll have to look at the kernel 
config.  Maybe there is a pnp setting that I can change.

Regards,

Darrick

Rune Petersen wrote:
> Darrick,
> 
> It's the mfgpt-timer that is already using interrupt 7.
> 
> I had a similar issue myself with a PCI card.
> 
> To fix this you can change the default irq for mfgpt-timer
> in x86/kernel/mfgpt_32.c:
> 
> at the top, change:
> 
> #define MFGPT_DEFAULT_IRQ    7
> 
> to:
> 
> #define MFGPT_DEFAULT_IRQ    <unused interrupt>( I chose 6)
> 
> 
> 
> Rune Petersen
> 
> Darrick Hartman wrote:
>> I'm seeing an odd issue with the net5501 board.  When I connect a 
>> wireless device to the mini-pci slot, the usb device is not assigned 
>> an interrupt.  I'm using Linux with the 2.6.26.8 kernel.  I'm trying 
>> to determine if this is a kernel config issue or a hardware issue.
>>
>> pbx ~ # cat /proc/interrupts
>>             CPU0
>>    0:         90    XT-PIC-XT        timer
>>    1:          0    XT-PIC-XT        i8042
>>    2:          0    XT-PIC-XT        cascade
>>    4:        186    XT-PIC-XT        serial
>>    7:     118425    XT-PIC-XT        mfgpt-timer
>>    8:          0    XT-PIC-XT        rtc
>>   11:        920    XT-PIC-XT        eth0
>>   14:      34960    XT-PIC-XT        ide0
>> NMI:          0   Non-maskable interrupts
>> TRM:          0   Thermal event interrupts
>> SPU:          0   Spurious interrupts
>> ERR:          0
>>
>> Along with this message:
>>
>> ehci_hcd 0000:00:15.1: request interrupt 7 failed
>> ohci_hcd 0000:00:15.0: request interrupt 7 failed
>>
>>
>> If I remove the mini-pci card, this is what I'm seeing:
>>
>> pbx ~ # cat /proc/interrupts
>>             CPU0
>>    0:         90    XT-PIC-XT        timer
>>    1:          0    XT-PIC-XT        i8042
>>    2:          0    XT-PIC-XT        cascade
>>    4:        182    XT-PIC-XT        serial
>>    7:      39423    XT-PIC-XT        mfgpt-timer
>>    8:          0    XT-PIC-XT        rtc
>>   11:        293    XT-PIC-XT        eth0
>>   14:      18618    XT-PIC-XT        ide0
>>   15:          0    XT-PIC-XT        ehci_hcd:usb1, ohci_hcd:usb2
>> NMI:          0   Non-maskable interrupts
>> TRM:          0   Thermal event interrupts
>> SPU:          0   Spurious interrupts
>> ERR:          0
>>
>> Same exact system.
>>
>> Thanks,
>>
>> Darrick
>> _______________________________________________
>> Soekris-tech mailing list
>> [email protected]
>> http://lists.soekris.com/mailman/listinfo/soekris-tech
>>
> 

_______________________________________________
Soekris-tech mailing list
[email protected]
http://lists.soekris.com/mailman/listinfo/soekris-tech

Reply via email to