1.\"- 2.\" Copyright (c) 2009 Andriy Gapon 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd September 8, 2016 29.Dt AMDSBWD 4 30.Os 31.Sh NAME 32.Nm amdsbwd 33.Nd device driver for the AMD southbridge watchdog timers 34.Sh SYNOPSIS 35To compile this driver into the kernel, 36place the following line in your 37kernel configuration file: 38.Bd -ragged -offset indent 39.Cd "device amdsbwd" 40.Ed 41.Pp 42Alternatively, to load the driver as a 43module at boot time, place the following line in 44.Xr loader.conf 5 : 45.Bd -literal -offset indent 46amdsbwd_load="YES" 47.Ed 48.Sh DESCRIPTION 49The 50.Nm 51driver provides 52.Xr watchdog 4 53support for the watchdog timers present on 54the supported chipsets. 55.Sh HARDWARE 56The 57.Nm 58driver supports the following chipsets: 59.Pp 60.Bl -bullet -compact 61.It 62AMD SB600/7x0/8x0/9x0 southbridges 63.It 64AMD Axx/Hudson/Bolton FCHs 65.It 66AMD FCHs integrated into Family 15h Models 60h-6Fh, 70h-7Fh Processors 67.It 68AMD FCHs integrated into Family 16h Models 00h-0Fh, 30h-3Fh Processors 69.El 70.Sh SEE ALSO 71.Xr watchdog 4 , 72.Xr watchdog 8 , 73.Xr watchdogd 8 , 74.Xr watchdog 9 75.Sh HISTORY 76The 77.Nm 78driver first appeared in 79.Fx 7.3 80and 81.Fx 8.1 . 82.Sh AUTHORS 83.An -nosplit 84The 85.Nm 86driver was written by 87.An Andriy Gapon Aq Mt avg@FreeBSD.org . 88This manual page was written by 89.An Andriy Gapon Aq Mt avg@FreeBSD.org . 90