diff options
| author | Len Brown <len.brown@intel.com> | 2008-02-08 01:22:26 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-08 01:22:26 -0500 |
| commit | 2e6c4e5101633a54aeee1f2e83020ee77fcb70d2 (patch) | |
| tree | 8cff8aa4f2414f6637e8052d0bcc69f8ecb162e5 /drivers/acpi/Kconfig | |
| parent | 446b1dfc4cd1c2bbc7eb22d5fec38e23a577492c (diff) | |
| parent | 4a507d93fac78ecd37d18343c57c564f6a126f01 (diff) | |
Merge branches 'release', 'dmi' and 'misc' into release
Diffstat (limited to 'drivers/acpi/Kconfig')
| -rw-r--r-- | drivers/acpi/Kconfig | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 7ef172c2a1d..f688c214be0 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -204,13 +204,25 @@ config ACPI_NUMA config ACPI_WMI tristate "WMI (EXPERIMENTAL)" + depends on X86 depends on EXPERIMENTAL help - This driver adds support for the ACPI-WMI mapper device (PNP0C14) - found on some systems. + This driver adds support for the ACPI-WMI (Windows Management + Instrumentation) mapper device (PNP0C14) found on some systems. + + ACPI-WMI is a proprietary extension to ACPI to expose parts of the + ACPI firmware to userspace - this is done through various vendor + defined methods and data blocks in a PNP0C14 device, which are then + made available for userspace to call. + + The implementation of this in Linux currently only exposes this to + other kernel space drivers. + + This driver is a required dependency to build the firmware specific + drivers needed on many machines, including Acer and HP laptops. - NOTE: You will need another driver or userspace application on top of - this to actually use anything defined in the ACPI-WMI mapper. + It is safe to enable this driver even if your DSDT doesn't define + any ACPI-WMI devices. config ACPI_ASUS tristate "ASUS/Medion Laptop Extras" |