tee/optee/ffa_abi.c

22  * This file implement the FF-A ABI used when communicating with secure world
27  * 3. Low level support functions to register shared memory in secure world
29  * 5. Do a normal scheduled call into secure world
37  * This handle is then used when communicating with secure world.
264  * 3. Low level support functions to register shared memory in secure world
418  * 5. Do a normal scheduled call into secure world
421  * call into secure world. During this call may normal world request help
422  * from normal world using RPCs, Remote Procedure Calls. This includes
562 			 * Out of threads in secure world, wait for a thread  in optee_ffa_yielding_call()
596 	 * We're done with our thread in secure world, if there's any  in optee_ffa_yielding_call()
605  * optee_ffa_do_call_with_arg() - Do a FF-A call to enter OP-TEE in secure world
607  * @shm:	shared memory holding the message to pass to secure world
611  * Does a FF-A call to OP-TEE in secure world and handles eventual resulting
634 	 * returns, but check this before calling secure world to catch  in optee_ffa_do_call_with_arg()