On Saturday 22 November 2008 07:39:24 Yuval Hager wrote:
> On Friday 21 November 2008, Larry Finger wrote:
> > Yuval,
> >
> > Michael Buesch wrote:
> > > Can you dump PCI config space and SSB registers (TMSLOW, maybe others,
> > > too). It looks like a random bus write disabled the device.
> >
> > Please incorporate the following patch and run your system. In addition,
> > run the following command when the wireless is working and after it fails:
> >
> > sudo lspci -d 14e4:4312 -x
> >
>
> When the wireless is working:
> $ lspci -d 14e4:4312 -x
> 02:00.0 Network controller: Broadcom Corporation BCM4312 802.11a/b/g (rev 02)
> 00: e4 14 12 43 06 01 10 00 02 00 80 02 08 00 00 00
> 10: 04 c0 ff fd 00 00 00 00 00 00 00 00 00 00 00 00
> 20: 00 00 00 00 00 00 00 00 00 00 00 00 3c 10 71 13
> 30: 00 00 00 00 40 00 00 00 00 00 00 00 0a 01 00 00
>
> After it fails:
> $ lspci -d 14e4:4312 -x
> 02:00.0 Network controller: Broadcom Corporation BCM4312 802.11a/b/g (rev 02)
> 00: e4 14 12 43 00 00 10 00 02 00 80 02 00 00 00 00
^^ ^^
Somebody disabled MMIO and busmastering.
And somebody cleared the CACHE_LINE_SIZE register.
> 10: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 20: 00 00 00 00 00 00 00 00 00 00 00 00 3c 10 71 13
> 30: 00 00 00 00 40 00 00 00 00 00 00 00 00 01 00 00
--
Greetings Michael.
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