devinfo.8 (d20241a618272d81c5ca81d464ad9160743f72f6) devinfo.8 (11e4779e4588801dd76dbf1ef2d2723c0a9b6393)
1.\" -*- nroff -*-
2.\"
3.\" Copyright (c) 2002 Hiten Pandya
4.\" Copyright (c) 2002 Robert N. M. Watson
5.\"
6.\" All rights reserved.
7.\"
8.\" Redistribution and use in source and binary forms, with or without

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22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27.\"
28.\" $FreeBSD$
29.\"
1.\" -*- nroff -*-
2.\"
3.\" Copyright (c) 2002 Hiten Pandya
4.\" Copyright (c) 2002 Robert N. M. Watson
5.\"
6.\" All rights reserved.
7.\"
8.\" Redistribution and use in source and binary forms, with or without

--- 13 unchanged lines hidden (view full) ---

22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27.\"
28.\" $FreeBSD$
29.\"
30.Dd November 28, 2005
30.Dd May 10, 2002
31.Os
32.Dt DEVINFO 8
33.Sh NAME
31.Os
32.Dt DEVINFO 8
33.Sh NAME
34.Nm devinfo
35.Nd print information about system device configuration
34.Nm devinfo
35.Nd Print information about system device configuration.
36.Sh SYNOPSIS
37.Nm
36.Sh SYNOPSIS
37.Nm
38.Op Fl rv
39.Nm
40.Fl u
38.Op Fl ru
41.Sh DESCRIPTION
39.Sh DESCRIPTION
42The
43.Nm
44utility, without any arguments, shows the hierarchy of devices available
45in the system, starting from the
46.Dq nexus
47device.
48.Pp
40.Pp
49The following options are accepted.
50.Bl -tag -width indent
51.It Fl r
52Causes hardware resource information (such as IRQ, I/O ports, I/O memory
53addresses) to be also listed, under each device that has reserved those resources.
54.It Fl u
55Displays the same information as with
56.Fl r
57but sorts by resource type rather than by device, allowing to review the
58set of system resources by usage and available resources.
59I.e., it lists all
41Devinfo with no arguments passed, shows the lists of devices using indentation
42and how they are reached from the device
43.Em nexus .
44.Pp
45The following command line arguments are accepted. When no command line
46argument(s) are passed,
47.Xr devinfo 8
48simply prints the hierarchy of the device table.
49.Bl -bullet -width indent
50.It
51.Op -r :
52causes hardware resource information (such as IRQ, I/O ports, I/O memory
53addresses) to be listed, under each device that has reserved those resources.
54.It
55.Op -u :
56displays the same information as
57.Op -r ,
58but sorts by resource type rather than by device, allowing you to review the
59set of system resources for usage and available resources. I.e., it lists all
60the IRQ consumers together.
60the IRQ consumers together.
61.It Fl v
62Display all devices in the driver tree, not just those that are attached or
63busy.
64Without this flag, only those devices that have attached are reported.
65.El
66.Sh SEE ALSO
61.El
62.Sh SEE ALSO
67.Xr systat 1 ,
68.Xr devinfo 3 ,
69.Xr iostat 8 ,
70.Xr pciconf 8 ,
71.Xr pnpinfo 8 ,
72.Xr vmstat 8 ,
63.Xr pciconf 8 ,
64.Xr pnpinfo 8 ,
65.Xr vmstat 8 ,
73.Xr devclass 9 ,
74.Xr device 9
66.Xr devinfo 3 ,
67.Xr systat 1
75.Sh AUTHORS
68.Sh AUTHORS
76.An Mike Smith Aq msmith@FreeBSD.org
69.Pp
70.An "Mike Smith"
71.Aq msmith@FreeBSD.org .