Add a new file, scripts/common.sh, that can be shared between not only
autotest scripts, but also scripts/setup.sh, scripts/gen_nvme.sh, etc.,
and move the PCI iteration functions there.
The iterators are also expanded to work identically for both dev_id and
class_code on Linux and FreeBSD.
Change-Id: I98423cd06242e78535f5da4fce82166812ea96a8
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/393416
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
