1/* SPDX-License-Identifier: BSD-2-Clause */ 2/* 3 * Copyright (c) 2014, STMicroelectronics International N.V. 4 */ 5 6#include <asm.S> 7#include <arm.h> 8#include <arm32_macros.S> 9 10/* For Juno number the two A57s as 4 to 5 and A53s as 0 to 3 */ 11FUNC get_core_pos_mpidr , : 12 /* Calculate CorePos = ((ClusterId ^ 1) * 4) + CoreId */ 13 and r1, r0, #MPIDR_CPU_MASK 14 and r0, r0, #MPIDR_CLUSTER_MASK 15 eor r0, r0, #(1 << MPIDR_CLUSTER_SHIFT) 16 add r0, r1, r0, LSR #6 17 bx lr 18END_FUNC get_core_pos_mpidr 19 20