serial/ether console & ramblings

[Jeff Behl]

Julian Elischer wrote:

>
>
> Jeff Behl wrote:
>
>>>> but my whole point is that nothing in 1) works remotely (out of band)
>>>> when the system and the BMC share the same ethernet controller, at 
>>>> least
>>>> with the bge driver.  as i mentioned in the thread, i can power cycle
>>>> and see the serial console remotely (number 2 from above) all the 
>>>> way up
>>>> to the point where the kernel loads.  as soon as it does, the bge 
>>>> driver
>>>> no longer shunts off RMCP packets (what IPMI uses) to the Baseboard
>>>> Management Controller, so no IPMI...
>>>>
>>>>
>>>>     
>>>
>>> the intel MBs allow you to share the 10/100 ethernet with the IPMI
>>> controller.
>>>
>>>   
>>
>>
>> as do the motherboards with the e325s.  we can to everything out of band
>> when running linux, but that's because the driver for the broadcom nics
>> in linux are aware of the BMC...
>>  
>>
>
> I run the intels with FreeBSD OOB without any problems.


what interface driver is being used?

that'd be nifty if the motherboard had first dibs on a packet, but i 
didn't realize that was the way it could work.  the linux bge driver 
certainly has code in it specifically for RMCP packets...