tools: add vfio support to setup script
tools: add vfio support to setup script

Support for loading/unloading VFIO drivers, binding/unbinding devices
to/from VFIO, also setting up correct userspace permissions.

Signed-off-by: Anatoly Burakov <814e00d8f6e4e81b7ccc7e3e5a0bfec0078f0203@intel.com>
Tested-by: HuilongX Xu <66b391ba07b4e1e575c4888dad46879fa332fb22@intel.com>
Tested-by: Waterman Cao <8e01f67a90086248c4e0cdea3a53a7cacd141398@intel.com>
Acked-by: Thomas Monjalon <ee2fa8b2681c737f775687e475dcbf2028a412f1@6wind.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk