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Re: [Freeipmi-devel] which API - UDM or default


From: Al Chu
Subject: Re: [Freeipmi-devel] which API - UDM or default
Date: Thu, 31 May 2007 13:22:55 -0700

On Thu, 2007-05-31 at 14:38 -0400, Andrew Wozniak wrote:
> Hello Anand,
> 
> Anand Babu Periasamy wrote:
> > 
> > ,----[ Andrew Wozniak writes: ]
> > | Hello,
> > | | I'm considering FreeIPMI library and API for an upcoming project. It
> > | appears to provide two API forms; UDM and a default. What
> > | suggestions can you offer for choosing one of these models for my
> > | application?
> > | | The SSIF is of specific interest because we need to interface a CPU
> > | to a local BMC via I2C. The CPU needs to send commands and be able
> > | to monitor for sensor events. Will either of the library models
> > | support these services?
> > | | I'm currently digging through the source code and tools to get a
> > | better understanding of all the available API's Other than the
> > | header files, does some sort of "API summary" and description exist
> > | anywhere?
> > | | Thanks for all suggestions, Andrew
> > `----
> > Andrew,
> > UDM is basically an abstraction layer for all drivers including inband
> > and outofband.  In your case, it seems that your tool is inband only
> > and ssif specific. You can choose to directly talk to the ssif
> > driver.
> 
> Per Albert's suggestion, I will not use the UDM model.
> 
> My only uncertainty is about giving the local CPU the ability to receive 
> events from the BMC - while at the same time allowing it to send 
> commands. I've looked but can't seem to find an "event handler" 
> capability, other than SEL functions. Does freeipmi provide such a function?

At this point in time, I don't believe there is one.  A.B?  Bala?

Al

> > Let me know if you are struck some where.
> 
> 
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-- 
Albert Chu
address@hidden
925-422-5311
Computer Scientist
High Performance Systems Division
Lawrence Livermore National Laboratory




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