Commit graph

7 commits

Author SHA1 Message Date
Pieter De Gendt
a113baa4d5 drivers: tee: Place API into iterable section
Add wrapper DEVICE_API macro to all tee_driver_api instances.

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>
2024-12-02 22:08:07 +00:00
Pisit Sawangvonganan
847a4eaad2 style: drivers: comply with MISRA C:2012 Rule 15.6
Add missing braces to comply with MISRA C:2012 Rule 15.6 and
also following Zephyr's style guideline.

Signed-off-by: Pisit Sawangvonganan <pisit@ndrsolution.com>
2024-09-11 07:40:35 -04:00
Pieter De Gendt
ad63ca284e kconfig: replace known integer constants with variables
Make the intent of the value clear and avoid invalid ranges with typos.

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>
2024-07-27 20:49:15 +03:00
Oleksii Moisieiev
7c64a8b1a7 drivers: tee: optee: handlde GET_THREAD_COUNT call
Optee driver should handle GET_THREAD_COUNT call. This limitation is
set in Optee-OS during build and limits number of symultanious calls
to optee. Add sym to handle this limitation.

Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@epam.com>
2024-06-26 14:14:25 -04:00
Oleksii Moisieiev
eb0b341ba6 drivers: tee: optee: Introducing OP-TEE driver implementation
This includes the TEE driver api implementation for OP-TEE.
It provides an interface to the OP-TEE TrustZone from the Normal space
to start sessions and request functions of the TA.

- targets ARM and ARM64;
- use SMC to connect to OP-TEE;
- accepts requests on privileged and unprivileged device.

Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@epam.com>
2024-06-26 14:14:25 -04:00
Oleksii Moisieiev
0fe2bfbd6a drivers: tee: optee: Moving optee smc interface from optee client
Moved helper headers, needed to work with OP-TEE, which defines basic
defines, used during communication with Trust-Zone

Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@epam.com>
2024-06-26 14:14:25 -04:00
Oleksii Moisieiev
cb3e0e7a91 drivers: tee: Add Tee driver generic API
Implementation of the generic API Trusted Execution Environment driver.
This implements all basic syscalls, needed by tee driver, basic
defines and helpers to work with shared memory.

Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@epam.com>
2024-06-26 14:14:25 -04:00