This is a great TechNet Article from Microsoft in which they walk through the steps to create and configure a Private Cloud in System Center Virtual Machine Manager 2012!  Included are screen shots and sample Powershell cmdlets.  EMC CLARiiON and EMC Symmetrix are highlighted as two of the four approved storage arrays supported with SCVMM's Private Cloud Storage classification.  Enjoy!

http://social.technet.microsoft.com/wiki/contents/articles/how-to-create-and-configure-a-private-cloud-in-system-center-virtual-machine-manager-2012-part-1.aspx