1.\" $NetBSD: lom.4,v 1.6 2014/03/18 18:20:40 riastradh Exp $ 2.\" $OpenBSD: lom.4,v 1.4 2009/09/23 22:08:07 kettenis Exp $ 3.\" 4.\" Copyright (c) 2009 Mark Kettenis <kettenis@openbsd.org> 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.Dd December 28, 2009 19.Dt LOM 4 sparc64 20.Os 21.Sh NAME 22.Nm lom 23.Nd lights out management 24.Sh SYNOPSIS 25.Cd "lom* at ebus?" 26.Sh DESCRIPTION 27The 28.Nm 29driver provides support for the LOMlite lights out management module 30found on Sun Netra t1 systems and the LOMlite2 module found on Sun 31Fire V100/V120 and Sun Netra T1/X1 systems. 32Fault LED and alarms status, temperature readings, PSU status and 33fan status provided by the LOM are made available through the 34.Xr envstat 8 35interface. 36The integrated watchdog timer can be configured through the 37.Xr wdogctl 8 38interface. 39The watchdog timer supports timeouts between 1 and 126 seconds. 40.Pp 41Fault LED and alarms status can be changed through the 42.Xr sysctl 8 43interface. 44An entry for the 45.Nm 46driver is created under the 47.Va hw.lom Ns Em N 48MIB. 49.Pp 50The 51.Nm 52driver will update the hostname stored in the LOM whenever the 53system's hostname is changed. 54.Sh SEE ALSO 55.Xr hostname 1 , 56.Xr envsys 4 , 57.Xr envstat 8 , 58.Xr sysctl 8 , 59.Xr wdogctl 8 60.Sh HISTORY 61The 62.Nm 63driver first appeared in 64.Ox 4.7 65and was then ported to 66.Nx 5.1 . 67.Sh AUTHORS 68The 69.Nm 70driver was written by 71.An Mark Kettenis Aq Mt kettenis@openbsd.org . 72