To run tcsd automatically, add the following line to /etc/rc.conf:

tcsd_enable="YES"

You might want to edit %%PREFIX%%/etc/tcsd.conf to reflect your setup.

If you want to use tcsd with software TPM emulator, use the following
configuration in /etc/rc.conf:

tcsd_enable="YES"
tcsd_mode="emulator"
tpmd_enable="YES"

To use TPM, add your_account to '%%GROUPS%%' group like following:

# pw groupadd %%GROUPS%% -m your_account