Section: Maintenance Commands (8)Updated: February 2007Local indexUp
NAME
biosdecode - BIOS information decoder
SYNOPSIS
biosdecode
[OPTIONS]
DESCRIPTION
biosdecode
parses the BIOS memory and prints information about all structures (or
entry points) it knows of. Currently known entry point types are:
•
SMBIOS (System Management BIOS)
Use
dmidecode
for a more detailed output.
•
DMI (Desktop Management Interface, a legacy version of SMBIOS)
Use
dmidecode
for a more detailed output.
•
SYSID
•
PNP (Plug and Play)
•
ACPI (Advanced Configuration and Power Interface)
•
BIOS32 (BIOS32 Service Directory)
•
PIR (PCI IRQ Routing)
•
32OS (BIOS32 Extension, Compaq-specific)
See
ownership
for a Compaq ownership tag retrieval tool.
•
SNY (Sony-specific, not decoded)
•
VPD (Vital Product Data, IBM-specific)
Use
vpddecode
for a more detailed output.
•
FJKEYINF (Application Panel, Fujitsu-specific)
biosdecode
started its life as a part of
dmidecode
but as more entry point types were added, if was moved to a different
program.
OPTIONS
-d, --dev-mem FILE
Read memory from device FILE (default: /dev/mem)
-h, --help
Display usage information and exit
-V, --version
Display the version and exit
FILES
/dev/mem
BUGS
Most of the time,
biosdecode
prints too much information (you don't really care about addresses)
or not enough (because it doesn't follow pointers and has no lookup
tables).