tee/optee/ffa_abi.c

21  * This file implement the FF-A ABI used when communicating with secure world
26  * 3. Low level support functions to register shared memory in secure world
28  * 5. Do a normal scheduled call into secure world
36  * This handle is then used when communicating with secure world.
263  * 3. Low level support functions to register shared memory in secure world
417  * 5. Do a normal scheduled call into secure world
420  * call into secure world. During this call may normal world request help
421  * from normal world using RPCs, Remote Procedure Calls. This includes
561 			 * Out of threads in secure world, wait for a thread  in optee_ffa_yielding_call()
595 	 * We're done with our thread in secure world, if there's any  in optee_ffa_yielding_call()
604  * optee_ffa_do_call_with_arg() - Do a FF-A call to enter OP-TEE in secure world
606  * @shm:	shared memory holding the message to pass to secure world
610  * Does a FF-A call to OP-TEE in secure world and handles eventual resulting
633 	 * returns, but check this before calling secure world to catch  in optee_ffa_do_call_with_arg()