Dell Latitude E6500


Linux (unstable build)


--Tam Do



From: Cihula, Joseph []
Sent: Monday, December 08, 2008 11:44 AM
To: Do, Tam T.;
Subject: RE: tboot policy problems


What model is your computer and what version of Linux are you using?




From: Do, Tam T. []
Sent: Monday, December 08, 2008 9:00 AM
Cc: Cihula, Joseph
Subject: tboot policy problems


> I am running into some problems with the tpm when following the steps

> in /docs/policy.txt to set up a default policy.


> When I reach the step Define tboot error TPM NV index: and enter the

> command


> tpmnv_defindex -i 0x20000002 -s 8 pv 0 -rl 0x07 -wl 0x07 -p

> TPM-password


> I receive the following error:


> Tspi_NV_DefineSpace failed failed: Unknown (0x8fffffff) Command

> DefIndex failed:

>      TSS API failed


I have verified that the tpm_tis driver has been properly loaded and the pcrs file contains non-0 values.


When running trousers in the foreground with debug options enabled I receive the following output:


TCSD TDDL ioctl: (25) Inappropriate ioctl for device

TCSD TDDL Falling back to Read/Write device support.

TCSD trousers 0.3.1: TCSD up and running




--Tam Do