Re: A problem loading ssb module

[Tim Gardner <tim.gardner@canonical.com>]

Luis R. Rodriguez wrote:
> On Thu, Sep 24, 2009 at 5:04 PM, Tim Gardner <tim.gardner@canonical.com> wrote:
>> Luis R. Rodriguez wrote:
>>> On Thu, Sep 24, 2009 at 11:33 AM, Hauke Mehrtens <hauke@hauke-m.de> wrote:
>>>> Bryan Wu wrote:
>>>>> Mauro Di Domenico wrote:
>>>>>> Hi,
>>>>>> I'm testing new b43 modules for my 14e4:4315 broadcom card.
>>>>>> I've compiled and installed compat-wireless-2009-09-16 in a debian
>>>>>> machine with kernel version 2.6.30-6.
>>>>>>
>>>>>> During the boot I experience this problem:
>>>>>>
>>>>>> $ dmesg|egrep "b43|ssb"
>>>>>>
>>>>>> [    2.384463] b43-pci-bridge 0000:06:00.0: PCI INT A -> GSI 17 (level,
>>>>>> low) -> IRQ 17
>>>>>> [    2.384477] b43-pci-bridge 0000:06:00.0: setting latency timer to 64
>>>>>> [    2.544344] ssb: Sonics Silicon Backplane found on PCI device
>>>>>> 0000:06:00.0
>>>>>> [    6.968981] b43: disagrees about version of symbol
>>>>>> ssb_device_is_enabled
>>>>>> [    6.968986] b43: Unknown symbol ssb_device_is_enabled
>>>>>> [    6.969280] b43: Unknown symbol ssb_pmu_set_ldo_paref
>>>>>> [    6.969407] b43: disagrees about version of symbol
>>>>>> ssb_pcicore_dev_irqvecs_enable
>>>>>> [    6.969410] b43: Unknown symbol ssb_pcicore_dev_irqvecs_enable
>>>>>> .....
>>>>>> ....
>>>>>> ...
>>>>>>
>>>>> I faced the exactly same issue as Mauro did. +1 from me, but currently
>>>>> have
>>>>> no time to take a deeper look.
>>>>>
>>>>> Thanks
>>>> Hi,
>>>>
>>>> I had the same problem with the ssb module and compat-wireless in ubuntu
>>>> 9.04. The problem is that the ssb module is integrated into the
>>>> initramfs image. The version out of the initramfs image is loaded on
>>>> startup and not the version of compat-wireless. Running "sudo
>>>> update-initramfs -u" after installing compat-wireless and restaing the
>>>> system fixes the problem for me. Either Debian/Ubuntu should remove ssb
>>>> form default initramfs image or compat-wireless should update the image
>>>> with the install command. At least the compat-wireless documentation
>>>> needs an update.
>>>>
>>>> Hauke
>>>>
>>>> (adding Luis and linux-wireless list)
>>> Tim, do you guys update the initramfs upon installation of lbm? If a
>>> user does not use lbm and uses compat-wireless I suppose we need to do
>>> something similar.
>>>
>>>  Luis
>> No, initramfs is not updated when LBM is installed. I think maybe its a bug
>> that ssb is in the initramfs modules list since AFAIK its not a boot
>> essential device. Even in the netboot case, ssb/b44 should be in a udeb.
> 
> That would make life much easier.
> 
>   Luis
> 

I'm looking at the Karmic initramfs-tools package and am not seeing 
_any_ reference to ssb or b44.

-- 
Tim Gardner tim.gardner@canonical.com