Hi Troy,
The only "soft SMA" I am aware off is part of the ib management simulator code.
See: sma.cpp in https://openib.org/svn/gen2/utils/src/linux-user/ibmgtsim/src/sma.cpp
Eitan Zahavi
Design Technology Director
Mellanox Technologies LTD
Tel:+972-4-9097208
Fax:+972-4-9593245
P.O. Box 586 Yokneam 20692 ISRAEL
> -----Original Message-----
> From: Troy Benjegerdes [mailto:[EMAIL PROTECTED]]
> Sent: Saturday, October 15, 2005 4:13 PM
> To: Hal Rosenstock
> Cc: [EMAIL PROTECTED]; [email protected]
> Subject: Re: [openib-general] Cray XD1 and OpenSM.. (ignoreing certain guids?)
>
>
> >>I'm unaware of such an option. Not sure how you would specify which
> >>nodes to ignore. Why would you want them on the net if they are to be
> >>ignored ?
> >>
> >>Nodes are supposed to be IB compliant: SMA is a required component of
> >>all nodes.
> >>
> >>
> >
> >So I presume there is no SMA for the Cray XD1. If someone is going to
> >implement this, we can document what portion of the SMA needs to
> >implemented to work with OpenSM. That wouldn't necessarily guarantee it
> >should work with any SM as other SMs may rely on some slightly different
> >things or do things in a slightly different way since there is much more
> >flexibility allowed on the SM side.
> >
> >-- Hal
> >
> >
> I would be interested to know what minimal set of the SMA needs to be
> implemented. Does anyone have any SMA code in openib project yet? If so
> it might be a (theoretically) simple matter of running that code on the
> Cray XD1 nodes, and having the cray hardware pass the SMA packets up to
> the linux kernel.
>
> Is the SMA implemented in firmware on mellanox cards? And if there's a
> 'soft-sma' available, could it be made to work on pathscale cards as well?
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