1 .\" Written by Garrett Wollman
2 .\" This file is in the public domain.
9 .Nd Linux kernel objects file system
12 linsys /compat/linux/sys linsysfs rw 0 0
17 system file system, or
19 emulates a subset of the
21 sys file system and is required for
22 the complete operation of some
28 provides a two-level view of devices.
29 At the highest level, PCI devices themselves are named, according to
30 their bus, slot and function in the system hierarchy.
31 PCI storage devices are listed in the
33 class with a device symlink
34 to the PCI directories of the devices.
36 Each device node is a directory containing some files and directories:
37 .Bl -tag -width ".Pa status"
39 A place holder for storage host information.
43 that contains either the device information or another directory structure
47 Each host node of scsi_host is a directory containing some files and directories:
48 .Bl -tag -width ".Pa proc_name"
52 registered driver name for these devices.
54 A symlink to the PCI device directory.
57 .Bl -tag -width ".Pa /compat/linux/sys/devices/pci0000:00" -compact
58 .It Pa /compat/linux/sys
59 The normal mount point for
61 .It Pa /compat/linux/sys/class/scsi_host
62 The storage host node.
63 .It Pa /compat/linux/sys/devices/pci0000:00
64 The PCI device hierarchy node.
67 The most common usage follows:
69 .Dl "mount -t linsysfs linsys /compat/linux/sys"
83 driver first appeared in
89 driver was derived from
93 This manual page was edited by