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.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Jukka Ruohonen.
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.Dd April 10, 2010
.Os
.Dt IASL 8
.Sh NAME
.Nm iasl
.Nd Intel ASL compiler and disassembler
.Tn Pq iASL
.Sh SYNOPSIS
.Nm
.Op Ar options
.Ao Ar input file Ac
.Sh DESCRIPTION
The
.Nm
is a fully-featured compiler for the
.Tn ACPI
Source Language
.Tn Pq ASL .
It translates
.Tn ASL
to
.Tn ACPI
Machine Language
.Tn Pq AML ,
but
.Nm
can also act as a disassembler, translating
.Tn AML
to
.Tn ASL .
.Sh OPTIONS
.Ss Global
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl @ Ar file
Specify command file.
.It Fl I Ar dir
Specify additional include directory.
.El
.Ss General Output
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl p Ar prefix
Specify a path or filename
.Ar prefix
for all output files.
.It Fl va
Disable all errors and warnings in the summary.
.It Fl vi
Use less verbose errors and warnings.
.It Fl vo
Enable optimization comments.
.It Fl vr
Disable remarks.
.It Fl vs
Disable signon.
.It Fl w Ar 1 | 2 | 3
Set warning reporting level.
.El
.Ss AML Output Files
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl s Ar a | c
Create
.Tn AML
in assembler
.Pq Pa *.asm
or C
.Pq Pa *.c
source file.
.It Fl i Ar a | c
Create assembler
.Pq Pa *.inc
or C
.Pq Pa *.h
include file.
.It Fl t Ar a | c
Create AML in assembler or C hex table
.Pq Pa *.hex .
.El
.Ss AML Code Generation
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl oa
Disable all optimizations (compatibility mode).
.It Fl of
Disable constant folding.
.It Fl oi
Disable integer optimization to operation codes.
.It Fl on
Disable named reference string optimization.
.It Fl r Ar revision
Override table header
.Ar revision
(1-255).
.El
.Ss Listings
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl l
Create mixed,
.Tn ASL
and
.Tn AML ,
listing file
.Pq Pa *.lst .
.It Fl ln
Create namespace file
.Pq Pa *.nsp .
.It Fl ls
Create combined source file
.Pq Pa *.src .
.El
.Ss AML Disassembler
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl d Ar file
Disassemble binary
.Tn ACPI
table to a
.Ar file
.Pq Pa *.dsl .
.It Fl dc Ar file
Disassemble
.Tn AML
and immediately compile it.
.It Fl e Ar f1 , f2
Include
.Tn ACPI
table(s) for external symbol resolution.
.It Fl 2
Emit
.Tn ACPI 2.0
compatible
.Tn ASL
code.
.It Fl g
Get
.Tn ACPI
tables and write to files
.Pq Pa *.dat .
.El
.Ss Help
.Bl -tag -width "w 1 | 2 | 3 " -offset 4n -compact
.It Fl h
Display additional help and compiler debug options.
.It Fl hc
Display operators allowed in constant expressions.
.It Fl hr
Display
.Tn ACPI
reserved method names.
.El
.Sh SEE ALSO
.Xr acpi 4 ,
.Xr acpidump 8 ,
.Xr amldb 8
.Rs
.%A Intel Corporation
.%T iASL Compiler/Disassembler User Reference
.%N Revision 2.00
.%D September 18, 2009
.%U http://www.acpica.org/download/aslcompiler.pdf
.Re
.Sh HISTORY
The
.Nm
compiler/disassembler is part of the Intel
.Tn ACPI
Component Architecture
.Tn Pq ACPICA .
It first appeared in
.Nx 6.0 .
.Sh AUTHORS
.An -nosplit
Among Intel engineers,
.An Robert Moore Aq Mt robert.moore@intel.com
was the chief architect behind
.Nm .
This manual page was written for
.Nx
by
.An Jukka Ruohonen Aq Mt jruohonen@iki.fi .