Interrupt problem: kernel 2.6.6, pcmcia, hostap_cs

[Arnaud]

Arnaud wrote:
> Hi all,
> 
> Anyone familiar with this kind of problem:
> 
> Jul  9 13:42:30 localhost kernel: hostap_cs: CVS (Jouni Malinen 
> <jkmaline at cc.hut.fi>)
> Jul  9 13:42:30 localhost kernel: hostap_cs: Registered netdevice wifi0
> Jul  9 13:42:30 localhost kernel: hostap_cs: index 0x01: Vcc 5.0, irq 
> 13, io 0x0100-0x013f
> Jul  9 13:42:30 localhost /etc/hotplug/net.agent: NET add event not 
> supported
> Jul  9 13:42:32 localhost kernel: wifi0: interrupt delivery does not 
> seem to work
> Jul  9 13:42:32 localhost kernel: hostap_cs: Initialization failed
> 
> Before that the pcmcia driver has some interrupt problems too:
> 
> Jul  9 13:34:03 localhost kernel: Linux Kernel Card Services
> Jul  9 13:34:03 localhost kernel:   options:  [pci] [cardbus] [pm]
> Jul  9 13:34:03 localhost kernel: Yenta: CardBus bridge found at 
> 0000:00:0a.0 [161f:2025]
> Jul  9 13:34:03 localhost kernel: irq 13: nobody cared!
> Jul  9 13:34:03 localhost kernel: Call Trace:
> Jul  9 13:34:03 localhost kernel:  [<c0108b6a>] __report_bad_irq+0x2a/0x90
> 
> But somewhat later is does initialize though:
> 
> Jul  9 13:34:03 localhost kernel: handlers:
> Jul  9 13:34:03 localhost kernel: [<ce8858d0>] (yenta_interrupt+0x0/0x40 
> [yenta_socket])
> Jul  9 13:34:03 localhost kernel: Disabling IRQ #13
> Jul  9 13:34:03 localhost kernel: Yenta: ISA IRQ mask 0x0838, PCI irq 13
> Jul  9 13:34:03 localhost kernel: Socket status: 30000419
> Jul  9 13:34:03 localhost kernel: Yenta: CardBus bridge found at 
> 0000:00:0a.1 [161f:2025]
> Jul  9 13:34:03 localhost kernel: Yenta: ISA IRQ mask 0x0838, PCI irq 10
> Jul  9 13:34:03 localhost kernel: Socket status: 30000006
> Jul  9 13:34:03 localhost pcmcia: cardmgr[925]: watching 2 sockets
> Jul  9 13:34:03 localhost cardmgr[925]: watching 2 sockets
> Jul  9 13:34:03 localhost cardmgr[925]: socket 0: Philips 802.11b WLAN 
> PCMCIA
> 
> Is this a pcmcia or a hostap_cs problem or something else?
> 

I added pci=noacpi to the boot params and now it works. It looks to me that I had a general interrupt problem.