Comment 54 for bug 950296

I just noticed this in my dmesg, and it occurs at boot time:

peter@zepto:~$ dmesg | grep -i 00:0a
[ 0.225825] pnp 00:0a: [mem 0xfed40000-0xfed44fff]
[ 0.225828] pnp 00:0a: [io 0x004e-0x004f]
[ 0.225831] pnp 00:0a: [io 0x1670-0x167f]
[ 0.225837] pnp 00:0a: [irq 11]
[ 0.225891] pnp 00:0a: Plug and Play ACPI device, IDs IFX0102 PNP0c31 (active)
[ 9.150673] tpm_tis 00:0a: 1.2 TPM (device-id 0xB, rev-id 16)
[ 9.292148] tpm_tis 00:0a: Adjusting TPM timeout parameters.
[ 10.084067] tpm_tis 00:0a: A TPM error (7) occurred attempting to read a pcr value
[ 10.084077] tpm_tis 00:0a: TPM is disabled/deactivated (0x7)

I don't know if that helps...