1.\" Copyright (c) 2005 Christian Brueffer 2.\" All rights reserved. 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. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.Dd September 14, 2005 28.Dt ACPI_SONY 4 i386 29.Os 30.Sh NAME 31.Nm acpi_sony 32.Nd "ACPI notebook controller driver for Sony laptops" 33.Sh SYNOPSIS 34To compile this driver into the kernel, 35place the following line in your 36kernel configuration file: 37.Bd -ragged -offset indent 38.Cd "device acpi_sony" 39.Ed 40.Pp 41Alternatively, to load the driver as a 42module at boot time, place the following line in 43.Xr loader.conf 5 : 44.Bd -literal -offset indent 45acpi_sony_load="YES" 46.Ed 47.Sh DESCRIPTION 48The 49.Nm 50driver provides support for the notebook controller in Sony laptops. 51.Sh SYSCTLS 52The following sysctl is currently implemented: 53.Bl -tag -width indent 54.It Va dev.acpi_sony.0.brightness 55Current brightness level of the display. 56.It Va dev.acpi_sony.0.cdp 57Turns the CD power on or off. 58.It Va dev.acpi_sony.0.azp 59Turns the audio power on or off. 60.El 61.Sh SEE ALSO 62.Xr acpi 4 , 63.Xr sysctl 8 64.Sh HISTORY 65The 66.Nm 67driver first appeared in 68.Fx 6.0 . 69.Sh AUTHORS 70The 71.Nm 72driver was written by 73.An Takanori Watanabe Aq takawata@FreeBSD.org . 74