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acpiwmi(4) [netbsd man page]

ACPIWMI(4)						   BSD Kernel Interfaces Manual 						ACPIWMI(4)

acpiwmi -- Windows Management Instrumentation support for ACPI SYNOPSIS
acpiwmi* at acpi? acpiwmibus* at acpiwmi? wmidell* at acpiwmibus? wmieeepc* at acpiwmibus? wmihp* at acpiwmibus? wmimsi* at acpiwmibus? DESCRIPTION
The acpiwmi device driver provides an ACPI interface for Windows Management Instrumentation (WMI). The ACPI WMI interface is typically used to support vendor specific features found in various laptops. The following WMI mappings are supported: wmidell Dell laptops wmieeepc Some models of Asus Eee PC wmihp Hewlett-Packard laptops wmimsi MSI laptops The functionality varies from vendor to vendor. Typically the interface is used for function and hotkey handling, but additional features may be present. SEE ALSO
acpi(4), acpidalb(4) Microsoft Corporation, Windows Instrumentation: WMI and ACPI,, December 4, 2001. HISTORY
The acpiwmi device driver appeared in NetBSD 6.0. AUTHORS
Jukka Ruohonen <> wrote acpiwmi and most of the mappings. CAVEATS
While WMI should provide a certain degree of portability across laptop models from a particular vendor, there is no guarantee that the map- pings are functional in all models. The wmihp driver may conflict with hpqlb(4). BSD
February 16, 2011 BSD

Check Out this Related Man Page

ACPI_WMI(4)						   BSD Kernel Interfaces Manual 					       ACPI_WMI(4)

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 <>. Work has been inspired by the Linux acpi-wmi driver written by Carlos Corbacho. See for the specification of ACPI-WMI. This manual page was written by Michael Gmelin <>. BSD
November 22, 2011 BSD
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