From ffd8483b3caf7b26b7b37642d3f33c1ef51545fa Mon Sep 17 00:00:00 2001 From: Jorge Ramirez-Ortiz Date: Sun, 14 Feb 2021 16:27:26 +0100 Subject: [PATCH] doc: describe the scp03 command The Secure Channel Protocol 03 command sends control requests (enable/provision) to the TEE implementing the protocol between the processor and the secure element. Signed-off-by: Jorge Ramirez-Ortiz Reviewed-by: Simon Glass --- doc/usage/index.rst | 1 + doc/usage/scp03.rst | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) create mode 100644 doc/usage/scp03.rst diff --git a/doc/usage/index.rst b/doc/usage/index.rst index f7b706f916..7fac2e4f27 100644 --- a/doc/usage/index.rst +++ b/doc/usage/index.rst @@ -33,3 +33,4 @@ Shell commands qfw sbi true + scp03 diff --git a/doc/usage/scp03.rst b/doc/usage/scp03.rst new file mode 100644 index 0000000000..7ff87ed85a --- /dev/null +++ b/doc/usage/scp03.rst @@ -0,0 +1,33 @@ +.. SPDX-License-Identifier: GPL-2.0+ + +scp03 command +============= + +Synopsis +-------- + +:: + + scp03 enable + scp03 provision + +Description +----------- + +The *scp03* command calls into a Trusted Application executing in a +Trusted Execution Environment to enable (if present) the Secure +Channel Protocol 03 stablished between the processor and the secure +element. + +This protocol encrypts all the communication between the processor and +the secure element using a set of pre-defined keys. These keys can be +rotated (provisioned) using the *provision* request. + +See also +-------- + +For some information on the internals implemented in the TEE, please +check the GlobalPlatform documentation on `Secure Channel Protocol '03'`_ + +.. _Secure Channel Protocol '03': + https://globalplatform.org/wp-content/uploads/2014/07/GPC_2.3_D_SCP03_v1.1.2_PublicRelease.pdf