Shared IRQ Problem

Rhys rhys_rhaven
Fri Dec 29 13:11:49 PST 2006


I have a Senao NL-2511CD, Prism2.5 chipset, 16bit pcmcia card. I get a hard lockup whenever the HostAP driver tries to load. 

pcmcia: request for exclusive IRQ could not be fulfilled.
pcmcia: the driver needs updating to supported shared IRQ lines.

^ this is what i get just before it crashes. It tries to assign it to IRQ 11. i would try to display the exact message from dmesg, but it always locks up immeadatly after this, with nothing more than the hardware address and IRQ where it is assigning it. 

Ive tried 2.6.19.1 as well, and it does the same thing, as well as 2.6.18.1. All do the same thing. Just for kicks i modprobed the orinoco_cs and hermes drivers, both cause a lockup. 

Is there any way to fix this on my machine where -everything- is IRQ 11?



Linux ares 2.6.18.6 #1 SMP PREEMPT Wed Dec 20 16:47:04 CET 2006 i686 pentium3 i386 GNU/Linux

root[/]# cat /proc/interrupts 
         
  CPU0       
  0:    2250910          XT-PIC  timer
  1:       5319             XT-PIC  i8042
  2:          0                XT-PIC  cascade
  9:          0                XT-PIC  acpi
 11:      68975           XT-PIC  yenta, yenta, uhci_hcd:usb1, ESS Maestro
 12:      34610           XT-PIC  i8042
 14:      14233           XT-PIC  ide0
NMI:          0 
LOC:          0 
ERR:          1
MIS:          0

Maestro is my sound card.. :\

root[/]# lspci
00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (rev 03)
00:01.0 PCI bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge (rev 03)
00:04.0 CardBus bridge: Texas Instruments PCI1450 (rev 03)
00:04.1 CardBus bridge: Texas Instruments PCI1450 (rev 03)
00:07.0 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 02)
00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01)
00:07.2 USB Controller: Intel Corporation 82371AB/EB/MB PIIX4 USB (rev 01)
00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03)
00:08.0 Multimedia audio controller: ESS Technology ES1978 Maestro 2E (rev 10)
00:09.0 Ethernet controller: Intel Corporation 82557/8/9 [Ethernet Pro 100] (rev 09)
00:09.1 Serial controller: Agere Systems LT WinModem
01:00.0 VGA compatible controller: ATI Technologies Inc Rage Mobility P/M AGP 2x (rev 64)

The card doesnt show up in lspci, but pccardctl does.

root[/]# pccardctl status
Socket 0:
  3.3V 16-bit PC Card
  Subdevice 0 (function 0) [unbound]
Socket 1:
  no card

Socket 0:
  product info: "INTERSIL", "HFA384x/IEEE", "Version 01.02", ""
  manfid: 0x0156, 0x0002
  function: 6 (network)
Socket 1:
  no product info available



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