1 What: /sys/bus/tee/devices/optee-ta- 1 What: /sys/bus/tee/devices/optee-ta-<uuid>/
2 Date: May 2020 2 Date: May 2020
3 KernelVersion 5.8 3 KernelVersion 5.8
4 Contact: op-tee@lists.trustedfirmware.o 4 Contact: op-tee@lists.trustedfirmware.org
5 Description: 5 Description:
6 OP-TEE bus provides reference 6 OP-TEE bus provides reference to registered drivers under this directory. The <uuid>
7 matches Trusted Application (T 7 matches Trusted Application (TA) driver and corresponding TA in secure OS. Drivers
8 are free to create needed API 8 are free to create needed API under optee-ta-<uuid> directory.
9 9
10 What: /sys/bus/tee/devices/optee-ta- 10 What: /sys/bus/tee/devices/optee-ta-<uuid>/need_supplicant
11 Date: November 2023 11 Date: November 2023
12 KernelVersion: 6.7 12 KernelVersion: 6.7
13 Contact: op-tee@lists.trustedfirmware.o 13 Contact: op-tee@lists.trustedfirmware.org
14 Description: 14 Description:
15 Allows to distinguish whether 15 Allows to distinguish whether an OP-TEE based TA/device requires user-space
16 tee-supplicant to function pro 16 tee-supplicant to function properly or not. This attribute will be present for
17 devices which depend on tee-su 17 devices which depend on tee-supplicant to be running.
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