Re: Can't turn off SSB (CONFIG_SSB)?

["Philip A. Prindeville" <philipp_subx@redfish-solutions.com>]

On 12/20/2009 05:50 PM, Randy Dunlap wrote:
> On Sun, 20 Dec 2009 17:16:34 -0800 Philip A. Prindeville wrote:
> 
>> I'm building images for an EMBEDDED platform, and forcing CONFIG_SSB_POSSIBLE=n, but I'm still seeing:
> 
> What $ARCH ?

i586.


> 
>> *
>> * Sonics Silicon Backplane
>> *
>> Sonics Silicon Backplane support (SSB) [M/y/?] (NEW) n
>>
>> Support for the Sonics Silicon Backplane bus.
>> You only need to enable this option, if you are
>> configuring a kernel for an embedded system with
>> this bus.
>> It will be auto-selected if needed in other
>> environments.
>>
>> The module will be called ssb.
>>
>> If unsure, say N.
>>
>> Sonics Silicon Backplane support (SSB) [M/y/?] (NEW) n
>>
>> Support for the Sonics Silicon Backplane bus.
>> You only need to enable this option, if you are
>> configuring a kernel for an embedded system with
>> this bus.
>> It will be auto-selected if needed in other
>> environments.
>>
>> The module will be called ssb.
>>
>> If unsure, say N.
>>
>> Sonics Silicon Backplane support (SSB) [M/y/?] (NEW) 
>>
>>
>>
>> And why does arch/x86/configs/i386_defconfig nail up CONFIG_SSB_POSSIBLE?
> 
> That just means that SSB support is possible:
> 
> config SSB_POSSIBLE
> 	bool
> 	depends on HAS_IOMEM && HAS_DMA
> 	default y
> 
> Shouldn't be a problem.
> 
>> This is with 2.6.27.38.
>>
>> And what are the steps to figuring out the dependency that keeps forcing it on?  Something must be doing a "select SSB" but I'm not sure what.
> 
> Are you using b43 or b44 network drivers?

Neither.

I can attach the .config we're using, if you want...

-Philip



> ---
> ~Randy