1.\" $OpenBSD: prtc.4,v 1.1 2008/03/13 23:01:08 kettenis Exp $ 2.\" 3.\" Copyright (c) 2008 Mark Kettenis <kettenis@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: March 13 2008 $ 18.Dt PRTC 4 sparc64 19.Os 20.Sh NAME 21.Nm prtc 22.Nd PROM real-time clock 23.Sh SYNOPSIS 24.Cd "prtc0 at mainbus0" 25.Sh DESCRIPTION 26The 27.Nm 28driver provides support for the time of day service provided by the 29PROM on systems that do not have a hardware real-time clock like the 30Sun Enterprise 10000, Sun Fire 12K and Sun Fire 15K. 31.Sh SEE ALSO 32.Xr intro 4 33.Sh HISTORY 34The 35.Nm 36driver first appeared in 37.Ox 4.4 . 38.Sh AUTHORS 39The 40.Nm 41driver was written by 42.An Mark Kettenis Aq kettenis@openbsd.org . 43