.TH ACPIDUMP 8
.SH NAME
acpidump \- dump a system's ACPI tables to an ASCII file

.SH SYNOPSIS
.B acpidump
.RI [ options ]
.br

.SH DESCRIPTION
.B acpidump
dumps the systems ACPI tables to an ASCII file appropriate for
attaching to a bug report.

Subsequently, they can be processed by utilities in the ACPICA package.

.SH OPTIONS
acpidump options are as follow:
.TP
.B Options
.TP
.B \-b
Dump tables to binary files
.TP
.B \-h \-?
This help message
.TP
.B \-o <File>
Redirect output to file
.TP
.B \-r <Address>
Dump tables from specified RSDP
.TP
.B \-s
Print table summaries only
.TP
.B \-v
Display version information
.TP
.B \-z
Verbose mode
.TP
.B Table Options
.TP
.B \-a <Address>
Get table via a physical address
.TP
.B \-c <on|off>
Turning on/off customized table dumping
.TP
.B \-f <BinaryFile>
Get table via a binary file
.TP
.B \-n <Signature>
Get table via a name/signature
.TP
.B \-x
Do not use but dump XSDT
.TP
.B \-x \-x
Do not use or dump XSDT
.TP
.fi
Invocation without parameters dumps all available tables.
.TP
Multiple mixed instances of -a, -f, and -n are supported.

.SH EXAMPLES

.nf
# acpidump > acpidump.out

$ acpixtract -a acpidump.out
        Acpi table [DSDT] -  15974 bytes written to DSDT.dat
        Acpi table [FACS] -     64 bytes written to FACS.dat
        Acpi table [FACP] -    116 bytes written to FACP.dat
        Acpi table [APIC] -    120 bytes written to APIC.dat
        Acpi table [MCFG] -     60 bytes written to MCFG.dat
        Acpi table [SSDT] -    444 bytes written to SSDT1.dat
        Acpi table [SSDT] -    439 bytes written to SSDT2.dat
        Acpi table [SSDT] -    439 bytes written to SSDT3.dat
        Acpi table [SSDT] -    439 bytes written to SSDT4.dat
        Acpi table [SSDT] -    439 bytes written to SSDT5.dat
        Acpi table [RSDT] -     76 bytes written to RSDT.dat
        Acpi table [RSDP] -     20 bytes written to RSDP.dat

$ iasl -d *.dat
...
.fi
creates *.dsl, a human readable form which can be edited
and compiled using iasl.


.SH NOTES

.B "acpidump "
must be run as root.

.SH REFERENCES
ACPICA: https://acpica.org/

.SH FILES
.ta
.nf
/dev/mem
/sys/firmware/acpi/tables/*
/sys/firmware/acpi/tables/dynamic/*
/sys/firmware/efi/systab
.fi

.SH AUTHOR
.TP
Original by:
 Len Brown <len.brown@intel.com>
.TP
Written by:
 Chao Guan <chao.guan@intel.com>
.TP
Updated by:
 Bob Moore <robert.moore@intel.com>
 Lv Zheng <lv.zheng@intel.com>

.SH SEE ALSO
\&\fIacpixtract\fR\|(8), \fIiasl\fR\|(8).

.SH COPYRIGHT
COPYRIGHT (c) 2013, Intel Corporation.
t-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='5a614ec8a7cfe9098475fa1221b409fb7eec6054'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Namhyung Kim &lt;namhyung@kernel.org&gt;</td><td class='right'>2016-05-10 23:53:05 +0900</td></tr>
<tr><th>committer</th><td>Shuah Khan &lt;shuahkh@osg.samsung.com&gt;</td><td class='right'>2016-05-16 09:01:49 -0600</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=5a614ec8a7cfe9098475fa1221b409fb7eec6054'>5a614ec8a7cfe9098475fa1221b409fb7eec6054</a> (<a href='/cgit.cgi/linux/net-next.git/patch/?id=5a614ec8a7cfe9098475fa1221b409fb7eec6054'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=5a614ec8a7cfe9098475fa1221b409fb7eec6054'>20b5f1687c46d778514306ec70f21bc1a1ac05a9</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=f55532a0c0b8bb6148f4e07853b876ef73bc69ca'>f55532a0c0b8bb6148f4e07853b876ef73bc69ca</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?id=5a614ec8a7cfe9098475fa1221b409fb7eec6054&amp;id2=f55532a0c0b8bb6148f4e07853b876ef73bc69ca'>diff</a>)</td></tr></table>
<div class='commit-subject'>kselftests/ftrace: Detect tracefs mount point</div><div class='commit-msg'>Currently ftracetest assumes tracing directory is located under
$DEBUGFS/tracing.  But it's possible to mount tracefs directly without
debugfs.

Signed-off-by: Namhyung Kim &lt;namhyung@kernel.org&gt;
Signed-off-by: Shuah Khan &lt;shuahkh@osg.samsung.com&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=5a614ec8a7cfe9098475fa1221b409fb7eec6054'>Diffstat</a></div><table summary='diffstat' class='diffstat'>