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Date: Wed, 27 Mar 2013 11:33:19 +0100
Message-ID: <CACna6ry5A+HfOoDDW6rDy=rj7k913N8qdWhnS3Oacx21gece_g@mail.gmail.com> (sfid-20130327_113334_284074_4BDEBC4E)
Subject: Re: brcmsmac in kernel driver on a Samsung NC110
From: =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>
To: John Talbut <jt@dpets.co.uk>
Cc: Arend van Spriel <arend@broadcom.com>,
	Hauke Mehrtens <hauke@hauke-m.de>,
	linux-wireless@vger.kernel.org
Content-Type: text/plain; charset=UTF-8
Sender: linux-wireless-owner@vger.kernel.org

2013/3/27 John Talbut <jt@dpets.co.uk>:
> On 27/03/13 07:46, Rafał Miłecki wrote:
>> 2013/3/26 Arend van Spriel <arend@broadcom.com>:
>>> On 03/26/2013 08:48 PM, John Talbut wrote:
>>>> echo "14e4 4357" > /sys/bus/pci/drivers/bcma-pci-bridge/new_id
>>>> bash: /sys/bus/pci/drivers/bcma-pci-bridge/new_id: No such file or directory
>>>
>>> This could mean you do not have CONFIG_BCMA_HOST_PCI=y in your .config
>>
>> Exactly. Make sure you have CONFIG_BCMA_HOST_PCI=y and that your
>> host_pci.c is not modified/hacked/whatever.
>>
>> You can compare it with
>> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/drivers/bcma/host_pci.c
>> bcma_pci_bridge_tbl.
>>
> OK, thanks, I have recompiled the kernel with CONFIG_BCMA_HOST_PCI=y and
> we have some progress.
>
> ls /sys/bus/bcma/devices
> bcma0:0
>
> lspci -d 14e4: -v
> now has a line:
> Kernel driver in use: bcma-pci-bridge
>
> host_pci.c is the same as torvalds.
>
> However, kernel log includes:
> brcmsmac bcma0:0: firmware: agent aborted loading brcm/bcm43xx-0.fw (not
> found?)
> ieee80211 phy0: brcmsmac: Failed to find firmware usually in
> /lib/firmware/brcm
> brcmsmac: brcms_bcma_probe: brcms_attach failed!

"Failed to find firmware". You didn't tell us if you have firmware installed.
ls /lib/firmware/brcm/
http://wireless.kernel.org/en/users/Drivers/brcm80211#Firmware_installation

-- 
Rafał