From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from fg-out-1718.google.com ([72.14.220.157]:56526 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754596AbZKBL05 convert rfc822-to-8bit (ORCPT ); Mon, 2 Nov 2009 06:26:57 -0500 Received: by fg-out-1718.google.com with SMTP id 16so2727485fgg.1 for ; Mon, 02 Nov 2009 03:27:02 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <4888b8cb0911011401v28699ffcx2a00211289b00b7d@mail.gmail.com> References: <4888b8cb0911010451w3e824921ob5ee6b7aae5b728b@mail.gmail.com> <69e28c910911010730i2afcf1b9o79063f6c6f37c678@mail.gmail.com> <4888b8cb0911011401v28699ffcx2a00211289b00b7d@mail.gmail.com> From: =?ISO-8859-1?Q?G=E1bor_Stefanik?= Date: Mon, 2 Nov 2009 12:26:42 +0100 Message-ID: <69e28c910911020326m67797910ub1df048d8dd3eb7e@mail.gmail.com> Subject: Re: b43 with 14e4 gives DMA error To: Thomas Wiecki Cc: linux-wireless@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: 2009/11/1 Thomas Wiecki : > 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?). Dell is infamous for rebranding 3rd-party BIOSes; run this to find out if it's actually Phoenix: dmidecode | grep -i phoenix This should output a line on PhoenixBIOS & Phoenix AwardBIOS, but nothing on other BIOSes - post the exact output here to see if it's Phoenix or Award. > > 2009/11/1 Gábor Stefanik : >> On Sun, Nov 1, 2009 at 1:51 PM, Thomas Wiecki >> 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: >>>        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. >>> -- >>> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in >>> the body of a message to majordomo@vger.kernel.org >>> More majordomo info at  http://vger.kernel.org/majordomo-info.html >>> >> >> 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. :-) >> > -- Vista: [V]iruses, [I]ntruders, [S]pyware, [T]rojans and [A]dware. :-)