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ACPIHELP(8)            DragonFly System Manager's Manual           ACPIHELP(8)


NAME

     acpihelp - help utility for ASL operators, AML opcodes, and ACPI
     predefined names


SYNOPSIS

     acpihelp [option ...] [name/prefix | hex_value]


DESCRIPTION

     The following options are supported:

     -a [name/prefix | *]
             Display both ASL operator and AML opcode name(s).

     -d      Display iASL Preprocessor directives.

     -e [hex_value]
             Decode ACPICA exception code.

     -g [name/prefix | *]
             Display AML grammar element(s).

     -h      Display help.

     -i [name/prefix | *]
             Display ACPI/PNP Hardware ID(s).

     -k [name/prefix | *]
             Display ASL non-operator keyword(s).

     -m [name/prefix | *]
             Display AML opcode name(s).

     -o [hex_value]
             Decode hex AML opcode.

     -p [name/prefix | *]
             Display ASL predefined method name(s).

     -s [name/prefix | *]
             Display ASL operator name(s).

     -t      Display supported ACPI tables.

     -u      Display ACPI-related UUIDs.

     -v      Display version information.

     -vd     Display build date and time.

     -x [hex_value]
             Decode iASL exception code.

     If neither name/prefix nor hex_value are specified acpihelp defaults to
     displaying all information available for the specified option.

     If a name/prefix but no options are specified acpihelp defaults to
     finding ASL operator names if name/prefix does not start with an
     underscore, and to finding ASL predefined method names if name/prefix
     does start with an underscore.


SEE ALSO

     acpi(4), acpibin(8), acpicall(8), acpiconf(8), acpidump(8), acpiexec(8),
     acpixtract(8), iasl(8)

     https://acpica.org/documentation/


AUTHORS

     The acpihelp utility is provided by Intel as part of their ACPICA
     distribution.

     This manual page was written by Sascha Wildner.

DragonFly 5.9-DEVELOPMENT      November 15, 2020     DragonFly 5.9-DEVELOPMENT

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