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Re: b43 with 14e4 gives DMA error

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I did:

service acpid stop
service acpi-support stop
(and service dell-laptop stop)

processor was not loaded (I didn't blacklist it though).

Still, after a minute of using the card, DMA errors occured.

BIOS: It wouldn't tell me anything besides A11. It says to be a DELL
bios (do they make their own bioses or just rebrand them?).

2009/11/1 Gábor Stefanik <netrolller.3d@xxxxxxxxx>:
> On Sun, Nov 1, 2009 at 1:51 PM, Thomas Wiecki
> <thomas.wiecki@xxxxxxxxxxxxxx> wrote:
>> 0c:00.0 Network controller [0280]: Broadcom Corporation BCM4312
>> 802.11b/g [14e4:4315] (rev 01)
>>        Subsystem: Dell Device [1028:000c]
>>        Flags: bus master, fast devsel, latency 0, IRQ 17
>>        Memory at f1ffc000 (64-bit, non-prefetchable) [size=16K]
>>        Capabilities: <access denied>
>>        Kernel driver in use: wl
>>        Kernel modules: wl, ssb
>>
>> A variable delay after loading the most recent b43 driver I get a lot
>> of (I hope last nights patches would have fixed the problems, but they
>> didn't):
>> [ 6895.111946] b43-phy0 ERROR: Fatal DMA error: 0x00000800,
>> 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000
>> [ 6895.111955] b43-phy0: Controller RESET (DMA error) ...
>> [ 6895.336490] b43-phy0: Loading firmware version 478.104 (2008-07-01 00:50:23)
>> [ 6900.841372] b43-phy0: Controller restarted
>>
>> After installing the driver for the first time, I have a few minutes I
>> can use the wifi card, after that the DMA errors start to occur. Once
>> they occured after the first loading, they appear immediatly after
>> each loading.
>>
>> Ubuntu 9.04 (most recent) with kernel 2.6.31-14-generic
>>
>> Laptop is Dell E6500.
>> --
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>
> Does noacpi/noapic or blacklisting module "processor" have any effect on this?
>
> Also, is this on PhoenixBIOS?
>
> --
> Vista: [V]iruses, [I]ntruders, [S]pyware, [T]rojans and [A]dware. :-)
>
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