[openib-general] OpenIB Architecture, kernel mode driver examples
iod00d at hp.com
Fri Feb 4 17:31:28 PST 2005
On Fri, Feb 04, 2005 at 05:17:28PM -0800, Nauzad Sadry wrote:
> 1. I wanted to understand the Software Architecure of the OpenIB. Do
> we have any document that describes this architecture (like a Theory
> of Operations). An architecture document is available in the
> Infiniband Linux Project supported on sourceforge. I was wondering if
> there is/are such document(s) for OpenIB.
See "Documentation" link on www.openib.org.
You might also look at http://www.infinibandta.org/home
> 2. What are the APIs exposed by OpenIB Access Layer ?? I am not
> referring to the VAPI_XXX APIs but the ib_XXX APIs ?? Can someone
> refer me to some use-cases ??
I'm hoping that is covered under "Documentation"...if not...
> 3. I want to write a simple Linux kernel mode driver that uses the
> APIs exposed by the OpenIB Access Layer (NOT the VAPI). The driver
> does simple send/receive of messages. It does not need to use IPoIB or
> SDP or other kernel level services. Is there anyway I can get access
> to Sample code for such a driver.
You can get the actual code. See "Developement tools" and how
to pull code from the subversion source code repository.
The current IPoIB driver is included.
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