freebsd-dev/usr.sbin/acpi/acpidb/acpidb.8

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.\"-
.\" Copyright (c) 2003 Nate Lawson
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer
.\" in this position and unchanged.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. The name of the author may not be used to endorse or promote products
.\" derived from this software without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
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.\" $FreeBSD$
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.\"
.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
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utility is a debugger for the ACPI DSDT.
It can parse and execute various
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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
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.It Ic Dump Ar Address | Namepath Op Cm Byte | Word | Dword | Qword
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Display ACPI objects or memory
.It Ic EnableAcpi
Enable ACPI (hardware) mode
.It Ic Help
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Show various help screens
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.It Ic History
Display command history buffer
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.It Ic Level Ar DebugLevel Op Cm console
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Get/Set debug level for file or console
.It Ic Locks
Current status of internal mutexes
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.It Ic Quit No or Ic Exit
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Exit the debugger
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.It Ic Stats Op Cm Allocations | Memory | Misc | Objects | Tables
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Display namespace and memory statistics
.It Ic Tables
Display info about loaded ACPI tables
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.It Ic Unload Ar TableSig Op Ar Instance
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Unload an ACPI table
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.It Ic !\& Ar CommandNumber
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Execute command from history buffer
.It Ic !!
Execute last command again
.El
.Ss Namespace Access Commands
.Bl -tag -width indent
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.It Ic Event Cm F | G Ar Value
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Generate AcpiEvent (Fixed/GPE)
.It Ic Find Ar Name
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Find ACPI name(s) with wildcards
.Ql ( ?\&
is wildcard)
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.It Ic Method
Display list of loaded control methods
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.It Ic Namespace Oo Ar Addr | Path Oc Op Ar Depth
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Display loaded namespace tree/subtree
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.It Ic Notify Ar NamePath Value
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Send a notification
.It Ic Objects Ar ObjectType
Display all objects of the given type
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.It Ic Owner Ar OwnerId Op Ar Depth
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Display loaded namespace by object owner
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.It Ic Prefix Op Ar NamePath
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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
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.It Ic Thread Ar Threads Loops NamePath
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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
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.It Ic Debug Ar Namepath Op Ar Arguments
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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
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.It Ic Set Cm A | L Ar # Value
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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
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utility first appeared in the
.Nm acpicatools
port.
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It was imported for
.Fx 5.2 .
.Sh AUTHORS
.An -nosplit
The
.Nm
utility was written by
.An Mitsuru Iwasaki Aq Mt iwasaki@FreeBSD.org
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and uses Intel ACPI-CA for the backend.
This manual page was written by
.An Nate Lawson .