linux-kernel - ath5k driver not working on ThinkPad

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Date:	Fri, 14 Sep 2007 17:12:00 +0200
From:	Robert de Rooy <robert.de.rooy@...il.com>
To:	Mel Gorman <mel@...net.ie>
CC:	jirislaby@...il.com, jeff@...zik.org, linville@...driver.com,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: ath5k driver not working on ThinkPad

Mel Gorman wrote:
> (To list based on CC's in net-add-ath5k-wireless-driver-fix.patch . If
> that is in error, apologies)
>
> On (31/08/07 21:58), Andrew Morton didst pronounce:
>   
>> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc4/2.6.23-rc4-mm1/
>>
>>     
>
> I thought I would give the ath5k driver a shot on my Thinkpad T60p to see
> what happened but it wasn't particularly successful. lspci -v shows
>
> 03:00.0 Ethernet controller: Atheros Communications, Inc. AR5212 802.11abg NIC (rev 01)
>         Subsystem: IBM ThinkPad 11a/b/g Wireless LAN Mini Express Adapter (AR5BXB6)
>         Flags: bus master, fast devsel, latency 0, IRQ 22
>         Memory at edf00000 (64-bit, non-prefetchable) [size=64K]
>         Capabilities: [40] Power Management version 2
>         Capabilities: [50] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable-
>         Capabilities: [60] Express Legacy Endpoint IRQ 0
>         Capabilities: [90] MSI-X: Enable- Mask- TabSize=1
>         Capabilities: [100] Advanced Error Reporting
>         Capabilities: [140] Virtual Channel
>
> During boot, the following relevant information in dmesg shows up;
>
> ACPI: PCI Interrupt 0000:03:00.0[A] -> GSI 17 (level, low) -> IRQ 21
> PCI: Setting latency timer of device 0000:03:00.0 to 64
> Uhhuh. NMI received for unknown reason b1 on CPU 0.
> You have some hardware problem, likely on the PCI bus.
> Dazed and confused, but trying to continue
> ath5k_hw_nic_wakeup: failed to resume the MAC Chip
> ACPI: PCI interrupt for device 0000:03:00.0 disabled
> ath_pci: probe of 0000:03:00.0 failed with error -5
>
> Needless to say, it fails to bring up networking later. I have no real idea
> how to debug something like this. Any suggestions?
>
>   
I just tried Fedora 8test2 LiveCD which includes the 0.9.5-BSD version 
of the ath5k driver and get the exact same thing on my ThinkPad T60.
Fedora 8test2 uses a 2.6.23 based kernel.
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