[Bug 24776] Re: ipw2100 - "Fatal interrupt. Scheduling firmware restart."

ozstriker78 ozstriker78 at gmail.com
Mon Nov 17 19:15:19 UTC 2008


My ipw2100 works fine in intrepid with wireless sequrity on my T41.
The problem I'm having are the fatal irq resets.


On 11/16/08, Mr. Mike <mike at himikeb.com> wrote:
> I'm also having problems with my ipw2100 on a T41, and getting the
> firmware restart messages, but in dmesg, the firmware appears to load.
> I wonder if there might be another problem (this is Intrepid 2.6.27)
>
> mike at sharpie:~/Downloads$ sudo iwconfig eth4 key 11122233344455566677788899
> Error for wireless request "Set Encode" (8B2A) :
>     SET failed on device eth4 ; Operation not supported.
> mike at sharpie:~/Downloads$ sudo iwconfig eth4
> eth4      IEEE 802.11b  ESSID:"himikeb4"  Nickname:"ipw2100"
>           Mode:Managed  Frequency:2.422 GHz  Access Point: 00:12:88:DC:D0:E9
>
>           Bit Rate=11 Mb/s   Tx-Power:16 dBm
>           Retry short limit:7   RTS thr:off   Fragment thr:off
>           Encryption key:off
>
> It seems that it is not setting the wireless key.  Wireless was working
> great in 2.6.24.
> Also, lsmod seems to show 0 next to ipw2100, not sure if that is
> significant.
> I've tried disabling/enabling using the hotkey (I saw this somewhere else),
> and rmmod / modprobe ipw2100, with no luck.
>
> sudo lspci -vvnn:
> 02:02.0 Network controller [0280]: Intel Corporation PRO/Wireless LAN 2100
> 3B Mini PCI Adapter [8086:1043] (rev 04)
> 	Subsystem: Intel Corporation Device [8086:2551]
> 	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr-
> Stepping- SERR+ FastB2B- DisINTx-
> 	Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
> <MAbort- >SERR- <PERR- INTx-
> 	Latency: 64 (500ns min, 8500ns max), Cache Line Size: 32 bytes
> 	Interrupt: pin A routed to IRQ 11
> 	Region 0: Memory at c0214000 (32-bit, non-prefetchable) [size=4K]
> 	Capabilities: [dc] Power Management version 2
> 		Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
> 		Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> 	Kernel driver in use: ipw2100
> 	Kernel modules: ipw2100
>
> More interesting stuff from dmesg:
> [ 3179.878932] eth4: could not initialize WEP: load module
> ieee80211_crypt_wep
> [ 3365.928077] ipw2100: exit - failed to send CARD_DISABLE command
> [ 3531.348096] ipw2100: Fatal interrupt. Scheduling firmware restart.
>
> Thanks for looking into this, let me know if I should post more debug
> stuff.
>
> --
> ipw2100 - "Fatal interrupt. Scheduling firmware restart."
> https://bugs.launchpad.net/bugs/24776
> You received this bug notification because you are a direct subscriber
> of the bug.
>

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ipw2100 - "Fatal interrupt. Scheduling firmware restart."
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