[ofa-general] SDP and iWARP in OFED 1.2?

[Craig Prescott]

Steve Wise wrote:
> 
> 
> Craig Prescott wrote:
>> Steve Wise wrote:
>>>
>>>
>>> Craig Prescott wrote:
>>>>
>> <snip>
>>>> Is SDP on iWARP supposed to work in OFED 1.2?  Any advice
>>>> or hints on getting it working would be most appreciated.
>>>>
>>>
>>> Unfortunately, SDP over Chelsio's iWARP rnic hasn't been tested at 
>>> all and is not supported.
>>>
>>> Also, if you want to use RDMA over Chelsio's rnic, I recommend you 
>>> get the latest 1.2.5.4 daily build which has all the current cxgb3 
>>> fixes included.
>>>
>>> Alsoalso, Chelsio has TOE/Sockets drivers available on their web site 
>>> to support full TCP offload via the sockets interface.  Checkout 
>>> http://service.chelsio.com for the source.
>>
>> Thanks for the advice!  I will try out the 1.2.5.4 daily build
>> on our hosts with the Chelsio RNICs and visit service.chelsio.com.
>> I am still interested in SDP on iWARP, though - are there any
>> OFED-supported RNICs over which SDP would work?
>>
> Chelsio is the only iWARP driver in ofed-1.2.x.  ofed-1.3 has NetEffect 
> too.  Dunno if they support SDP.
> 
> If you go up to 1.2.5.4 or ofed-1.3-rc1 and try out SDP over chelsio, 
> I'll help ya debug stuff as time permits.

That would be great.  I'll try one of these on Monday and
let you know how it goes.

>> As I mentioned, the nodes with the Chelsio RNICs also have mthca
>> devices connected to our IB fabric.  Are 1.2 and 1.2.5.x meant to
>> be interoperable?
> 
> They should be.  Its just that there are a few dozen bug fixes from 1.2 
> to 1.2.5.4 in the chelsio drivers.  Also, if you go up to 1.2.5.4, 
> you'll need the 5.0 firmware from cheslio's web site.  Pull down the 
> firmware and put it in /lib/firmware.  Then it should get upgraded 
> automagically.
> 

Ok, will do.

Thanks a ton,
Craig