Debug Change PE State to EL3.
Is an optional 16-bit unsigned immediate, in the range 0 to 65535, defaulting to 0.
Debug Change PE State to EL3 allows the debugger to move the PE into EL3 from a lower Exception Level or to a specific mode at the current Exception Level. The PE enters EL3h.
This instruction is always UNDEFINED in Non-debug state.
For more information on the operation of this instructions, see DCPS in the ARMv8-A Architecture Reference Manual.