xref: /freebsd/share/man/man4/cardbus.4 (revision 61e21613)
1.\"
2.\" Copyright (c) 2002 M. Warner Losh <imp@FreeBSD.org>
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\"    notice, this list of conditions and the following disclaimer.
9.\" 2. The name of the author may not be used to endorse or promote products
10.\"    derived from this software without specific prior written permission.
11.\"
12.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
13.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
14.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
15.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
16.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
17.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
18.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
19.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
20.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
21.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
22.\" SUCH DAMAGE.
23.\"
24.Dd July 9, 2002
25.Dt CARDBUS 4
26.Os
27.Sh NAME
28.Nm cardbus
29.Nd CardBus bus driver
30.Sh SYNOPSIS
31.Cd device cardbus
32.Sh DESCRIPTION
33The
34.Nm
35driver implements the CardBus bus.
36The
37.Nm
38driver supports all cardbus bridges in the system.
39.Sh TUNABLES
40The driver supports the following tunable parameters, which may be
41added to
42.Pa /boot/loader.conf
43or set via the
44.Xr sysctl 8
45command:
46.Bl -tag -width ".Cm hw.cardbus.cis_debug" -compact
47.It Cm hw.cardbus.debug
48Non-zero values cause more verbose information to be printed when a
4932-bit CardBus card is inserted or removed.
50.It Cm hw.cardbus.cis_debug
51Non-zero value causes the CIS parsing of the 32-bit CardBus card to be
52much more verbose and include a complete CIS dump.
53.El
54.Sh SEE ALSO
55.Xr pccard 4 ,
56.Xr pccbb 4
57