| /* SPDX-License-Identifier: BSD-2-Clause */ | |
| /* | |
| * Copyright (c) 2017, Linaro Limited | |
| */ | |
| #include <asm.S> | |
| #include <arm.h> | |
| #include <arm32_macros.S> | |
| #include <kernel/unwind.h> | |
| FUNC get_core_pos_mpidr , : | |
| UNWIND( .fnstart) | |
| /* | |
| * Because mpidr is designed mistake in hardware, ie. core0 is 0xf00, | |
| * core1 is 0xf01..., so we need implement the function to correct this. | |
| */ | |
| and r0, r0, #MPIDR_CPU_MASK | |
| bx lr | |
| UNWIND( .fnend) | |
| END_FUNC get_core_pos_mpidr | |