debian64:/home/laurent# cat /proc/acpi/dsdt > 2dsdt.aml

debian64:/home/laurent# iasl -d 2dsdt.aml

Intel ACPI Component Architecture
AML Disassembler version 20061109 [May 15 2007]
Copyright (C) 2000 - 2006 Intel Corporation
Supports ACPI Specification Revision 3.0a

Loading Acpi table from file 2dsdt.aml
Acpi table [DSDT] successfully installed and loaded
Pass 1 parse of [DSDT]
Pass 2 parse of [DSDT]
Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Parsing completed
Disassembly completed, written to "2dsdt.dsl"
debian64:/home/laurent# iasl -tc 2dsdt.dsl

Intel ACPI Component Architecture
ASL Optimizing Compiler version 20061109 [May 15 2007]
Copyright (C) 2000 - 2006 Intel Corporation
Supports ACPI Specification Revision 3.0a

ASL Input:  2dsdt.dsl - 6774 lines, 213301 bytes, 2494 keywords
AML Output: 2dsdt.aml - 22788 bytes 846 named objects 1648 executable opcodes

Compilation complete. 0 Errors, 0 Warnings, 0 Remarks, 60 Optimizations
debian64:/home/laurent#