1*c8284409SSoren Brinkmann /* 2*c8284409SSoren Brinkmann * Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved. 3*c8284409SSoren Brinkmann * 4*c8284409SSoren Brinkmann * Redistribution and use in source and binary forms, with or without 5*c8284409SSoren Brinkmann * modification, are permitted provided that the following conditions are met: 6*c8284409SSoren Brinkmann * 7*c8284409SSoren Brinkmann * Redistributions of source code must retain the above copyright notice, this 8*c8284409SSoren Brinkmann * list of conditions and the following disclaimer. 9*c8284409SSoren Brinkmann * 10*c8284409SSoren Brinkmann * Redistributions in binary form must reproduce the above copyright notice, 11*c8284409SSoren Brinkmann * this list of conditions and the following disclaimer in the documentation 12*c8284409SSoren Brinkmann * and/or other materials provided with the distribution. 13*c8284409SSoren Brinkmann * 14*c8284409SSoren Brinkmann * Neither the name of ARM nor the names of its contributors may be used 15*c8284409SSoren Brinkmann * to endorse or promote products derived from this software without specific 16*c8284409SSoren Brinkmann * prior written permission. 17*c8284409SSoren Brinkmann * 18*c8284409SSoren Brinkmann * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*c8284409SSoren Brinkmann * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*c8284409SSoren Brinkmann * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*c8284409SSoren Brinkmann * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*c8284409SSoren Brinkmann * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*c8284409SSoren Brinkmann * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*c8284409SSoren Brinkmann * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*c8284409SSoren Brinkmann * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*c8284409SSoren Brinkmann * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*c8284409SSoren Brinkmann * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*c8284409SSoren Brinkmann * POSSIBILITY OF SUCH DAMAGE. 29*c8284409SSoren Brinkmann */ 30*c8284409SSoren Brinkmann 31*c8284409SSoren Brinkmann #include <plat_arm.h> 32*c8284409SSoren Brinkmann 33*c8284409SSoren Brinkmann int plat_core_pos_by_mpidr(u_register_t mpidr) 34*c8284409SSoren Brinkmann { 35*c8284409SSoren Brinkmann if (mpidr & MPIDR_CLUSTER_MASK) 36*c8284409SSoren Brinkmann return -1; 37*c8284409SSoren Brinkmann 38*c8284409SSoren Brinkmann if ((mpidr & MPIDR_CPU_MASK) >= PLATFORM_CORE_COUNT) 39*c8284409SSoren Brinkmann return -1; 40*c8284409SSoren Brinkmann 41*c8284409SSoren Brinkmann return plat_arm_calc_core_pos(mpidr); 42*c8284409SSoren Brinkmann } 43