From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- docs/components/spd/trusty-dispatcher.rst | 32 +++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 docs/components/spd/trusty-dispatcher.rst (limited to 'docs/components/spd/trusty-dispatcher.rst') diff --git a/docs/components/spd/trusty-dispatcher.rst b/docs/components/spd/trusty-dispatcher.rst new file mode 100644 index 0000000..a3cb829 --- /dev/null +++ b/docs/components/spd/trusty-dispatcher.rst @@ -0,0 +1,32 @@ +Trusty Dispatcher +================= + +Trusty is a a set of software components, supporting a Trusted Execution +Environment (TEE) on mobile devices, published and maintained by Google. + +Detailed information and build instructions can be found on the Android +Open Source Project (AOSP) webpage for Trusty hosted at +https://source.android.com/security/trusty + +Boot parameters +--------------- + +Custom boot parameters can be passed to Trusty by providing a platform +specific function: + +.. code:: c + + void plat_trusty_set_boot_args(aapcs64_params_t *args) + +If this function is provided ``args->arg0`` must be set to the memory +size allocated to trusty. If the platform does not provide this +function, but defines ``TSP_SEC_MEM_SIZE``, a default implementation +will pass the memory size from ``TSP_SEC_MEM_SIZE``. ``args->arg1`` +can be set to a platform specific parameter block, and ``args->arg2`` +should then be set to the size of that block. + +Supported platforms +------------------- + +Out of all the platforms supported by Trusted Firmware-A, Trusty is only +verified and supported by NVIDIA's Tegra SoCs. -- cgit v1.2.3