From 859eabd4c47d5e74ff2d95001a9bc17ced38acb0 Mon Sep 17 00:00:00 2001 From: Manish V Badarkhe Date: Mon, 14 Feb 2022 18:31:16 +0000 Subject: [PATCH] docs(build): add build option for DRTM support Documented the build option for DRTM support. Signed-off-by: Manish V Badarkhe Signed-off-by: Lucian Paul-Trifu Change-Id: Ic1543ee5f1d0046d5062d9744bd1a136d940b687 --- docs/getting_started/build-options.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst index 742b6b589..be50e5edf 100644 --- a/docs/getting_started/build-options.rst +++ b/docs/getting_started/build-options.rst @@ -649,6 +649,15 @@ Common build options This option defaults to 0. +- ``DRTM_SUPPORT``: Boolean flag to enable support for Dynamic Root of Trust + for Measurement (DRTM). This feature has trust dependency on BL31 for taking + the measurements and recording them as per `PSA DRTM specification`_. For + platforms which use BL2 to load/authenticate BL31 ``TRUSTED_BOARD_BOOT`` can + be used and for the platforms which use ``RESET_TO_BL31`` platform owners + should have mechanism to authenticate BL31. + + This option defaults to 0. + - ``NON_TRUSTED_WORLD_KEY``: This option is used when ``GENERATE_COT=1``. It specifies the file that contains the Non-Trusted World private key in PEM format. If ``SAVE_KEYS=1``, this file name will be used to save the key. @@ -1116,3 +1125,4 @@ Firmware update options .. _DEN0115: https://developer.arm.com/docs/den0115/latest .. _PSA FW update specification: https://developer.arm.com/documentation/den0118/a/ +.. _PSA DRTM specification: https://developer.arm.com/documentation/den0113/a -- 2.39.5