According to the TCG specifications measurements or hashes of the BIOS code
and data are extended into TPM PCRS and a log is kept in an ACPI table of
these extensions for later validation if desired.  This patch exports the
values in the ACPI table through a security-fs seq_file.
Signed-off-by: NSeiji Munetoh <munetoh@jp.ibm.com>
Signed-off-by: NStefan Berger <stefanb@us.ibm.com>
Signed-off-by: NReiner Sailer <sailer@us.ibm.com>
Signed-off-by: NKylene Hall <kjhall@us.ibm.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>