ACPIDB(8)               FreeBSD System Manager's Manual              ACPIDB(8)

NAME
     acpidb - ACPI DSDT debugger

SYNOPSIS
     acpidb input-file

DESCRIPTION
     The acpidb utility is a debugger for the ACPI DSDT.  It can parse and
     execute various AML methods and display the result.

COMMANDS
   General-Purpose Commands
     Allocations
             Display list of current memory allocations

     Dump Address | Namepath [Byte | Word | Dword | Qword]
             Display ACPI objects or memory

     EnableAcpi
             Enable ACPI (hardware) mode

     Help    Show various help screens

     History
             Display command history buffer

     Level DebugLevel [console]
             Get/Set debug level for file or console

     Locks   Current status of internal mutexes

     Quit or Exit
             Exit the debugger

     Stats [Allocations | Memory | Misc | Objects | Tables]
             Display namespace and memory statistics

     Tables  Display info about loaded ACPI tables

     Unload TableSig [Instance]
             Unload an ACPI table

     ! CommandNumber
             Execute command from history buffer

     !!      Execute last command again

   Namespace Access Commands
     Event F | G Value
             Generate AcpiEvent (Fixed/GPE)

     Find Name
             Find ACPI name(s) with wildcards (`?' is wildcard)

     Method  Display list of loaded control methods

     Namespace [Addr | Path] [Depth]
             Display loaded namespace tree/subtree

     Notify NamePath Value
             Send a notification

     Objects ObjectType
             Display all objects of the given type

     Owner OwnerId [Depth]
             Display loaded namespace by object owner

     Prefix [NamePath]
             Set or Get current execution prefix

     References Addr
             Find all references to object at addr

     Resources
             Get and display resources

     Terminate
             Delete namespace and all internal objects

     Thread Threads Loops NamePath
             Spawn threads to execute method(s)

   Control Method Execution Commands
     Arguments
             (Args) Display method arguments

     Breakpoint AmlOffset
             Set an AML execution breakpoint

     Call    Run to next control method invocation

     Debug Namepath [Arguments]
             Single Step a control method

     Execute Namepath [Arguments]
             Execute control method

     Go      Allow method to run to completion

     Information
             Display info about the current method

     Into    Step into (not over) a method call

     List [OpcodeCount]
             Display method ASL statements

     Locals  Display method local variables

     Results
             Display method result stack

     Set A | L # Value
             Set method data (Arguments/Locals)

     Stop    Terminate control method

     Tree    Display control method calling tree

     <Enter>
             Single step next AML opcode (over calls)

   File I/O Commands
     Close   Close debug output file

     Open Filename
             Open a file for debug output

     Load Filename
             Load ACPI table from a file

SEE ALSO
     acpi(4), acpidump(8), iasl(8)

HISTORY
     The acpidb utility first appeared in the acpicatools port.  It was
     imported for FreeBSD 5.2.

AUTHORS
     The acpidb utility was written by Mitsuru Iwasaki <iwasaki@FreeBSD.org>
     and uses Intel ACPI-CA for the backend.  This manual page was written by
     Nate Lawson.

FreeBSD 13.1-RELEASE-p6         August 7, 2003         FreeBSD 13.1-RELEASE-p6