| Debugging Tools for Windows |
The !acpiinf extension displays information on the configuration of the Advanced Configuration and Power Interface (ACPI), including the location of system tables and the contents of the ACPI fixed feature hardware.
| Windows NT 4.0 | Unavailable |
| Windows 2000 | Unavailable |
| Windows XP and later | Kdexts.dll |
For information about the ACPI, see the Microsoft Windows Driver Kit (WDK) documentation, the Windows SDK documentation, and Microsoft Windows Internals by Mark Russinovich and David Solomon. Also see ACPI Debugging for information about other extensions that are associated with the ACPI.