Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Dreaded broadcom BCM4312 wireless card causes DMA failures and crashes
Date: Thu, 29 Jul 2010 22:05:18
Message-Id: 201007292225.55041.michaelkintzios@gmail.com
In Reply to: Re: [gentoo-user] Re: Dreaded broadcom BCM4312 wireless card causes DMA failures and crashes by kelly hirai
1 On Thursday 29 July 2010 20:45:39 kelly hirai wrote:
2 > On 03/26/10 09:57, Mick wrote:
3 > > On 26 March 2010 13:53, Mick <michaelkintzios@×××××.com> wrote:
4 > >> Hi,
5 > >>
6 > >> Has anyone managed to get BCM4312, 802.11b/g (pcie) Device: pci
7 > >> 0x4315, going with the b43 module?
8 > >>
9 > >> b43-phy0 ERROR: Fatal DMA error: 0x00000400, 0x00000000, 0x00000000,
10 > >> 0x00000000, 0x00000000, 0x00000000
11 > >> b43-phy0: Controller RESET (DMA error) ...
12 > >> b43-phy0: Loading firmware version 410.2160 (2007-05-26 15:32:10)
13 > >> b43-phy0: Controller restarted
14 > >> b43-phy0 ERROR: Fatal DMA error: 0x00000400, 0x00000000, 0x00000000,
15 > >> 0x00000000, 0x00000000, 0x00000000
16 > >>
17 > >> I've unmasked and am using the latest firmware in portage and the b43
18 > >> module from the gentoo-sources-2.6.32-r7 kernel. The card comes up,
19 > >> then authenticates and tries to get an IP address, but in less than a
20 > >> second after it gets an IP address it crashes with these recurring
21 > >> messages above.
22 > >>
23 > >> Is there a fix, or shall I go for the wl module by Broadcom or even
24 > >> give up and go for the ndiswrapper solution?
25 > >
26 > > Posted too early perhaps. There seems to be a patch coming for the
27 > > 2.6.33 kernels. Will have to wait I guess.
28 > >
29 > > https://patchwork.kernel.org/patch/66064/
30 >
31 > im guessing here. maybe you have old firmware. did you get the "old
32 > firmware" warning in your kernel messages when you loaded the module?
33
34 No. It was a kernel problem. The new 2.6.34-gentoo-r1 works fine.
35 --
36 Regards,
37 Mick

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