system file system, or
emulates a subset of the
sys file system and is required for
the complete operation of some
provides a two-level view of devices.
At the highest level, PCI devices themselves are named, according to
their bus, slot and function in the system hierarchy.
PCI storage devices are listed in the
class with a device symlink
to the PCI directories of the devices.
Each device node is a directory containing some files and directories:
A place holder for storage host information.
A directory for the
that contains either the device information or another directory structure
for a PCI bridge.
Each host node of scsi_host is a directory containing some files and directories:
registered driver name for these devices.