ACPI_WMI(4) BSD Kernel Interfaces Manual ACPI_WMI(4)
NAME
acpi_wmi -- ACPI to WMI mapping driver
SYNOPSIS
To compile this driver into the kernel, place the following line in your kernel configuration file:
device acpi_wmi
Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
acpi_wmi_load="YES"
DESCRIPTION
The acpi_wmi driver provides an interface for vendor specific WMI implementations (e.g. HP and Acer laptops). It creates /dev/wmistat%d,
which can be read to get information about GUIDs found in the system.
FILES
/dev/wmistat%d WMI status device.
EXAMPLES
# cat /dev/wmistat0
GUID INST EXPE METH STR EVENT OID
{5FB7F034-2C63-45E9-BE91-3D44E2C707E4} 1 NO WMAA NO NO AA
{95F24279-4D7B-4334-9387-ACCDC67EF61C} 1 NO NO NO 0x80+ -
{2B814318-4BE8-4707-9D84-A190A859B5D0} 1 NO NO NO 0xA0 -
{05901221-D566-11D1-B2F0-00A0C9062910} 1 NO NO NO NO AB
{1F4C91EB-DC5C-460B-951D-C7CB9B4B8D5E} 1 NO WMBA NO NO BA
{2D114B49-2DFB-4130-B8FE-4A3C09E75133} 57 NO NO NO NO BC
{988D08E3-68F4-4C35-AF3E-6A1B8106F83C} 20 NO NO NO NO BD
{14EA9746-CE1F-4098-A0E0-7045CB4DA745} 1 NO NO NO NO BE
{322F2028-0F84-4901-988E-015176049E2D} 2 NO NO NO NO BF
{8232DE3D-663D-4327-A8F4-E293ADB9BF05} 0 NO NO NO NO BG
{8F1F6436-9F42-42C8-BADC-0E9424F20C9A} 0 NO NO NO NO BH
{8F1F6435-9F42-42C8-BADC-0E9424F20C9A} 0 NO NO NO NO BI
SEE ALSO
acpi(4)
HISTORY
The acpi_wmi device driver first appeared in FreeBSD 8.0.
AUTHORS
The acpi_wmi driver was written by Michael Gmelin <freebsd@grem.de>.
Work has been inspired by the Linux acpi-wmi driver written by Carlos Corbacho.
See http://www.microsoft.com/whdc/system/pnppwr/wmi/wmi-acpi.mspx for the specification of ACPI-WMI.
This manual page was written by Michael Gmelin <freebsd@grem.de>.
BSD
November 22, 2011 BSD