1.\" $NetBSD: tctrl.4,v 1.5 2017/02/17 22:24:47 christos Exp $ 2.\" 3.\" Copyright (c) 1999 Jason L. Wright (jason@thought.net) 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 19.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 23.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 24.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.\" from: OpenBSD: tctrl.4,v 1.6 2003/06/23 09:34:53 miod Exp 28.\" 29.Dd February 17, 2017 30.Dt TCTRL 4 sparc 31.Os 32.Sh NAME 33.Nm tctrl 34.Nd Tadpole Microcontroller Interface 35.Sh SYNOPSIS 36.Cd "tctrl0 at obio0" 37.Sh DESCRIPTION 38The 39.Nm 40driver provides control over many functions on the 41.Tn Tadpole SPARCbook 423 series laptops, via their TS102 chip. 43The microcontroller is used to power the TFT display down when the 44laptop lid is closed and when the screen is blanked by the 45.Xr sparc/pnozz 4 46driver. 47The 48.Nm tctrl 49is also used to power the laptop off when the 50.Xr reboot 2 51system call is used with the 52.Ar RB_POWERDOWN 53flag is set. 54Power button events are forwarded to 55.Xr powerd 8 . 56The PCMCIA part of the controller is supported by 57.Xr sparc/tslot 4 . 58.Sh SEE ALSO 59.Xr reboot 2 , 60.Xr sparc/intro 4 , 61.Xr sparc/pnozz 4 , 62.Xr sparc/tslot 4 , 63.Xr powerd 8 64