.\"-
.\" Copyright (c) 2003 Nate Lawson
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.\" $FreeBSD$
.\"
.Dd August 7, 2003
.Dt ACPIDB 8
.Os
.Sh NAME
.Nm acpidb
.Nd ACPI DSDT debugger
.Sh SYNOPSIS
.Nm
.Ar input-file
.Sh DESCRIPTION
The
.Nm
utility is a debugger for the ACPI DSDT.
It can parse and execute various
AML methods and display the result.
.Sh COMMANDS
.Ss General-Purpose Commands
.Bl -tag -width indent
.It Ic Allocations
Display list of current memory allocations
.It Ic Dump Ar Address | Namepath Op Cm Byte | Word | Dword | Qword
Display ACPI objects or memory
.It Ic EnableAcpi
Enable ACPI (hardware) mode
.It Ic Help
Show various help screens
.It Ic History
Display command history buffer
.It Ic Level Ar DebugLevel Op Cm console
Get/Set debug level for file or console
.It Ic Locks
Current status of internal mutexes
.It Ic Quit No or Ic Exit
Exit the debugger
.It Ic Stats Op Cm Allocations | Memory | Misc | Objects | Tables
Display namespace and memory statistics
.It Ic Tables
Display info about loaded ACPI tables
.It Ic Unload Ar TableSig Op Ar Instance
Unload an ACPI table
.It Ic !\& Ar CommandNumber
Execute command from history buffer
.It Ic !!
Execute last command again
.El
.Ss Namespace Access Commands
.Bl -tag -width indent
.It Ic Event Cm F | G Ar Value
Generate AcpiEvent (Fixed/GPE)
.It Ic Find Ar Name
Find ACPI name(s) with wildcards
.Ql ( ?\&
is wildcard)
.It Ic Method
Display list of loaded control methods
.It Ic Namespace Oo Ar Addr | Path Oc Op Ar Depth
Display loaded namespace tree/subtree
.It Ic Notify Ar NamePath Value
Send a notification
.It Ic Objects Ar ObjectType
Display all objects of the given type
.It Ic Owner Ar OwnerId Op Ar Depth
Display loaded namespace by object owner
.It Ic Prefix Op Ar NamePath
Set or Get current execution prefix
.It Ic References Ar Addr
Find all references to object at addr
.It Ic Resources
Get and display resources
.It Ic Terminate
Delete namespace and all internal objects
.It Ic Thread Ar Threads Loops NamePath
Spawn threads to execute method(s)
.El
.Ss Control Method Execution Commands
.Bl -tag -width indent
.It Ic Arguments
.Pq Ic Args
Display method arguments
.It Ic Breakpoint Ar AmlOffset
Set an AML execution breakpoint
.It Ic Call
Run to next control method invocation
.It Ic Debug Ar Namepath Op Ar Arguments
Single Step a control method
.It Ic Execute Ar Namepath Op Arguments
Execute control method
.It Ic Go
Allow method to run to completion
.It Ic Information
Display info about the current method
.It Ic Into
Step into (not over) a method call
.It Ic List Op OpcodeCount
Display method ASL statements
.It Ic Locals
Display method local variables
.It Ic Results
Display method result stack
.It Ic Set Cm A | L Ar # Value
Set method data (Arguments/Locals)
.It Ic Stop
Terminate control method
.It Ic Tree
Display control method calling tree
.It Ic <Enter>
Single step next AML opcode (over calls)
.El
.Ss File I/O Commands
.Bl -tag -width indent
.It Ic Close
Close debug output file
.It Ic Open Ar Filename
Open a file for debug output
.It Ic Load Ar Filename
Load ACPI table from a file
.El
.Sh SEE ALSO
.Xr acpi 4 ,
.Xr acpidump 8 ,
.Xr iasl 8
.Sh HISTORY
The
.Nm
utility first appeared in the
.Nm acpicatools
port.
It was imported for
.Fx 5.2 .
.Sh AUTHORS
.An -nosplit
The
.Nm
utility was written by
.An Mitsuru Iwasaki Aq iwasaki@FreeBSD.org
and uses Intel ACPI-CA for the backend.
This manual page was written by
.An Nate Lawson .