IRQ problem PCMCIA to IDE adapter

Xavier Douville xavdouville at gmail.com
Sun Jul 2 22:40:20 EDT 2006


Dominik Brodowski wrote:
> Hi,
>
> On Wed, Jun 21, 2006 at 07:30:19PM -0400, Xavier Douville wrote:
>   
>> Hi
>>
>> I just bought a cheap 16 bit PCMCIA IDE adapter.
>> On Linux 2.6.12 and pcmcia-cs, everything works fine.
>> But on Linux 2.6.16 and pcmciautils, I get an IRQ error (IRQ 17)
>> I tried "exclude irq 17" in my config.opts without success.
>> I am running Debian GNU/Linux testing on an Asus Z71A laptop.
>>
>> xavier at laid1:~$ cat /proc/interrupts
>>             CPU0
>>    0:   27738043    IO-APIC-edge  timer
>>    1:       2348    IO-APIC-edge  i8042
>>    8:          5    IO-APIC-edge  rtc
>>    9:     200820   IO-APIC-level  acpi
>>   12:      26508    IO-APIC-edge  i8042
>>   14:      62513    IO-APIC-edge  ide0
>>   16:       7243   IO-APIC-level  yenta, Intel ICH6
>>   17:          0   IO-APIC-level  yenta, uhci_hcd:usb3
>>   18:      18684   IO-APIC-level  uhci_hcd:usb4, eth0, i915 at pci:0000:00:02.0
>>   19:          2   IO-APIC-level  ohci1394, uhci_hcd:usb2
>>   20:      44707   IO-APIC-level  uhci_hcd:usb1, ehci_hcd:usb5
>>     
>
> That's on 2.6.16, I assume? What's /proc/interrupts like on 2.6.12?
>
> 	Dominik
>
>   

Hi
On 2.6.12, I get:

xavier at laid1:~$ cat /proc/interrupts
           CPU0
  0:      80422    IO-APIC-edge  timer
  1:        164    IO-APIC-edge  i8042
  8:          4    IO-APIC-edge  rtc
  9:        403   IO-APIC-level  acpi
 12:       8874    IO-APIC-edge  i8042
 14:      10955    IO-APIC-edge  ide0
 16:        201   IO-APIC-level  uhci_hcd:usb4, eth0
 17:       2255   IO-APIC-level  yenta, Intel ICH6
 18:          0   IO-APIC-level  yenta, uhci_hcd:usb3
 19:          2   IO-APIC-level  ohci1394, uhci_hcd:usb2
 23:         40   IO-APIC-level  uhci_hcd:usb1, ehci_hcd:usb5
NMI:          0
LOC:      35236
ERR:          0
MIS:          0


yenta takes IRQ 17 and 18 instead of 16 and 17.

thanks for your help

Xavier Douville




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