1.\" $NetBSD: acpi.4,v 1.11 2004/05/04 23:45:08 wiz 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 May 4, 2004 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 "com* at acpi?" 49.Cd "fdc* at acpi?" 50.Cd "lpt* at acpi?" 51.Cd "npx* at acpi?" 52.Cd "pckbc* at acpi?" 53.Cd "spic* at acpi?" 54.Cd "vald* at acpi?" 55.Cd "wss* at acpi?" 56.Pp 57.Cd "options ACPI_DEBUG" 58.Cd "options ACPIVERBOSE" 59.Cd "options ACPI_PCI_FIXUP" 60.Cd "options ACPI_ACTIVATE_DEV=0" 61.Cd "options ACPICA_PEDANTIC" 62.Sh DESCRIPTION 63.Nx 64provides machine-independent bus support for 65.Tn ACPI 66devices and includes several 67.Tn ACPI 68device drivers. 69.Pp 70The 71.Nx 72implementation of 73.Tn ACPI 74integrates Intel's ACPI Component Architecture 75(aka ACPI-CA) for the OS-independent part. 76The ACPI-CA provides 77OS-neutral ACPI functionalities such as ACPI BIOS table support, 78an ACPI event framework and an AML (ACPI Machine Language) interpreter. 79.Pp 80Options: 81.Bl -tag -width ACPI_ACTIVATE_DEV -offset 3n 82.It Nm ACPI_DEBUG 83Enable ACPI debugging message outputs. 84.It Nm ACPI_PCI_FIXUP 85Enable ACPI-based PCI interrupt routing fixup. 86If you have PCI interrupt related problem, try this option. 87.It Nm ACPI_ACTIVATE_DEV 88Determine if the ACPI driver should attempt to activate 89inactive devices. 90The default is off. 91.It Nm ACPICA_PEDANTIC 92Force strict conformance to the ACPI specification in the 93ACPI-CA. 94Do not enable this option unless you are debugging. 95.El 96.Sh SUPPORTED DEVICES 97.Nx 98.Tn ACPI 99supports several machine-dependent and machine-independent devices: 100.Ss machine-independent devices 101.Bl -tag -width pcdisplay -offset indent 102.It acpiacad 103.Tn ACPI 104AC adapters. 105.It acpibat 106.Tn ACPI 107Control Method Batteries. 108.It acpibut 109.Tn ACPI 110power and sleep buttons. 111.It acpiec 112.Tn ACPI 113Embedded Controllers. 114.It acpilid 115.Tn ACPI 116lid switches. 117.It acpitz 118.Tn ACPI 119thermal zones. 120.It com 121NS8250-, NS16450-, and NS16550-based serial ports. 122.It fdc 123Floppy disk controllers. 124.It lpt 125Standard ISA parallel port interface. 126.It wss 127Windows Sound System-compatible sound cards based on the AD1848 and compatible chips. 128.El 129.Ss i386-dependent devices 130.Bl -tag -width pcdisplay -offset indent 131.It npx 132i386 numeric processing extension coprocessor. 133.It pckbc 134PC keyboard controllers. 135.It spic 136Sony programmable I/O controller. 137.It vald 138Toshiba Libretto device. 139.El 140.Sh SEE ALSO 141.Xr acpiacad 4 , 142.Xr acpibat 4 , 143.Xr acpibut 4 , 144.Xr acpiec 4 , 145.Xr acpilid 4 , 146.Xr acpitz 4 , 147.Xr apm 4 , 148.Xr com 4 , 149.Xr fdc 4 , 150.Xr lpt 4 , 151.Xr npx 4 , 152.Xr pci 4 , 153.Xr pckbc 4 , 154.Xr spic 4 , 155.Xr vald 4 , 156.Xr wss 4 157.Rs 158.%T ACPI specification 159.%O http://www.acpi.info/ 160.Re 161.Rs 162.%T Intel ACPI CA (Component Architecture) 163.%O http://developer.intel.com/technology/iapc/acpi/ 164.Re 165.Sh HISTORY 166The 167.Nm 168driver 169appeared in 170.Nx 1.6 . 171.Sh BUGS 172Most of the 173.Tn ACPI 174power management functionalities are not implemented. 175