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VPDDECODE(8)		    System Manager's Manual		  VPDDECODE(8)

NAME
       vpddecode - VPD structure decoder

SYNOPSIS
       vpddecode [OPTIONS]

DESCRIPTION
       vpddecode prints	the "vital product data" information that can be found
       in almost all IBM and Lenovo computers. Available items are:

        BIOS Build ID

        Box Serial Number

        Motherboard Serial Number

        Machine Type/Model

       Some systems have these additional items:

        BIOS Release Date

        Default Flash Image File Name

       Note  that these	additional items are not documented by IBM, so this is
       guess work, and as such should not be blindly trusted.  Feedback	 about
       the accuracy of these labels is welcome.

OPTIONS
       -d, --dev-mem FILE
	      Read memory from device FILE (default: /dev/mem)

       -s, --string KEYWORD
	      Only  display the	value of the VPD string	identified by KEYWORD.
	      It must be a keyword from	 the  following	 list:	bios-build-id,
	      box-serial-number,    motherboard-serial-number,	 machine-type-
	      model, bios-release-date.	 Each keyword corresponds to an	offset
	      and a length within the VPD record.  Not all strings may be  de-
	      fined on all VPD-enabled systems.	 If KEYWORD is not provided or
	      not valid, a list	of all valid keywords is printed and vpddecode
	      exits with an error.  This option	cannot be used more than once.
	      Mutually exclusive with --dump.

       -u, --dump
	      Do  not decode the VPD records, dump their contents as hexadeci-
	      mal instead.  Note that this is still a text output,  no	binary
	      data will	be thrown upon you. ASCII equivalent is	displayed when
	      possible.	 This option is	mainly useful for debugging.  Mutually
	      exclusive	with --string.

       -h, --help
	      Display usage information	and exit

       -V, --version
	      Display the version and exit

FILES
       /dev/mem

AUTHOR
       Jean Delvare

SEE ALSO
       biosdecode(8), dmidecode(8), mem(4), ownership(8)

dmidecode			 February 2007			  VPDDECODE(8)

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