1.\" $NetBSD: acpi.4,v 1.15 2005/03/25 23:38:32 cube Exp $ 2.\" 3.\" Copyright (c) 2002, 2004 The NetBSD Foundation, Inc. 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.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by the NetBSD 17.\" Foundation, Inc. and its contributors. 18.\" 4. Neither the name of The NetBSD Foundation nor the names of its 19.\" contributors may be used to endorse or promote products derived 20.\" from this software without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32.\" POSSIBILITY OF SUCH DAMAGE. 33.\" 34.Dd March 25, 2005 35.Dt ACPI 4 36.Os 37.Sh NAME 38.Nm acpi 39.Nd Advanced Configuration and Power Interface 40.Sh SYNOPSIS 41.Cd "acpi0 at mainbus0" 42.Cd "acpiacad* at acpi?" 43.Cd "acpibat* at acpi?" 44.Cd "acpibut* at acpi?" 45.Cd "acpiec* at acpi?" 46.Cd "acpilid* at acpi?" 47.Cd "acpitz* at acpi?" 48.Cd "attimer* at acpi?" 49.Cd "com* at acpi?" 50.Cd "fdc* at acpi?" 51.Cd "joy* at acpi?" 52.Cd "lpt* at acpi?" 53.Cd "mpu* at acpi?" 54.Cd "npx* at acpi?" 55.Cd "pckbc* at acpi?" 56.Cd "pcppi* at acpi?" 57.Cd "spic* at acpi?" 58.Cd "vald* at acpi?" 59.Cd "wss* at acpi?" 60.Pp 61.Cd "options ACPI_DEBUG" 62.Cd "options ACPIVERBOSE" 63.Cd "options ACPI_PCI_FIXUP" 64.Cd "options ACPI_ACTIVATE_DEV=0" 65.Cd "options ACPICA_PEDANTIC" 66.Sh DESCRIPTION 67.Nx 68provides machine-independent bus support for 69.Tn ACPI 70devices and includes several 71.Tn ACPI 72device drivers. 73.Pp 74The 75.Nx 76implementation of 77.Tn ACPI 78integrates Intel's ACPI Component Architecture 79(aka ACPI-CA) for the OS-independent part. 80The ACPI-CA provides 81OS-neutral ACPI functionalities such as ACPI BIOS table support, 82an ACPI event framework and an AML (ACPI Machine Language) interpreter. 83.Pp 84Options: 85.Bl -tag -width ACPI_ACTIVATE_DEV -offset 3n 86.It Nm ACPI_DEBUG 87Enable ACPI debugging message outputs. 88.It Nm ACPI_PCI_FIXUP 89Enable ACPI-based PCI interrupt routing fixup. 90If you have PCI interrupt related problem, try this option. 91.It Nm ACPI_ACTIVATE_DEV 92Determine if the ACPI driver should attempt to activate 93inactive devices. 94The default is off. 95.It Nm ACPICA_PEDANTIC 96Force strict conformance to the ACPI specification in the 97ACPI-CA. 98Do not enable this option unless you are debugging. 99.El 100.Sh SUPPORTED DEVICES 101.Nx 102.Tn ACPI 103supports several machine-dependent and machine-independent devices: 104.Ss machine-independent devices 105.Bl -tag -width pcdisplay -offset indent 106.It acpiacad 107.Tn ACPI 108AC adapters. 109.It acpibat 110.Tn ACPI 111Control Method Batteries. 112.It acpibut 113.Tn ACPI 114power and sleep buttons. 115.It acpiec 116.Tn ACPI 117Embedded Controllers. 118.It acpilid 119.Tn ACPI 120lid switches. 121.It acpitz 122.Tn ACPI 123thermal zones. 124.It attimer 125AT Timer. 126.It com 127NS8250-, NS16450-, and NS16550-based serial ports. 128.It fdc 129Floppy disk controllers. 130.It joy 131Joystick/Game port interface. 132.It lpt 133Standard ISA parallel port interface. 134.It mpu 135Roland MPU-401 (compatible) MIDI UART. 136.It pcppi 137AT-style speaker sound. 138.It wss 139Windows Sound System-compatible sound cards based on the AD1848 and compatible chips. 140.El 141.Ss i386-dependent devices 142.Bl -tag -width pcdisplay -offset indent 143.It npx 144i386 numeric processing extension coprocessor. 145.It pckbc 146PC keyboard controllers. 147.It spic 148Sony programmable I/O controller. 149.It vald 150Toshiba Libretto device. 151.El 152.Sh SEE ALSO 153.Xr acpiacad 4 , 154.Xr acpibat 4 , 155.Xr acpibut 4 , 156.Xr acpiec 4 , 157.Xr acpilid 4 , 158.Xr acpitz 4 , 159.Xr apm 4 , 160.Xr attimer 4 , 161.Xr com 4 , 162.Xr fdc 4 , 163.Xr joy 4 , 164.Xr lpt 4 , 165.Xr mpu 4 , 166.Xr npx 4 , 167.Xr pci 4 , 168.Xr pckbc 4 , 169.Xr pcppi 4 , 170.Xr spic 4 , 171.Xr vald 4 , 172.Xr wss 4 173.Rs 174.%T ACPI specification 175.%O http://www.acpi.info/ 176.Re 177.Rs 178.%T Intel ACPI CA (Component Architecture) 179.%O http://developer.intel.com/technology/iapc/acpi/ 180.Re 181.Sh HISTORY 182The 183.Nm 184driver 185appeared in 186.Nx 1.6 . 187.Sh BUGS 188Most of the 189.Tn ACPI 190power management functionalities are not implemented. 191