| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 1 | /* |
| Michal Simek | 619bc13 | 2023-04-14 08:43:51 +0200 | [diff] [blame] | 2 | * Copyright (c) 2015-2018, Arm Limited and Contributors. All rights reserved. |
| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 3 | * |
| dp-arm | 82cb2c1 | 2017-05-03 09:38:09 +0100 | [diff] [blame] | 4 | * SPDX-License-Identifier: BSD-3-Clause |
| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 5 | */ |
| 6 | |
| Antonio Nino Diaz | 09d40e0 | 2018-12-14 00:18:21 +0000 | [diff] [blame] | 7 | #include <plat/common/platform.h> |
| 8 | |
| Prasad Kummari | 01a326a | 2023-06-22 10:50:02 +0530 | [diff] [blame] | 9 | #include <plat_private.h> |
| 10 | |
| Venkatesh Yadav Abbarapu | ffa9103 | 2022-05-19 14:49:49 +0530 | [diff] [blame] | 11 | int32_t plat_core_pos_by_mpidr(u_register_t mpidr) |
| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 12 | { |
| Maheedhar Bollapalli | 3f6d479 | 2024-11-04 08:44:54 +0000 | [diff] [blame] | 13 | int32_t core_pos = -1; |
| 14 | |
| 15 | if (((mpidr & MPIDR_CLUSTER_MASK) == 0U) && |
| 16 | ((mpidr & MPIDR_CPU_MASK) < PLATFORM_CORE_COUNT)) { |
| 17 | core_pos = (int32_t)zynqmp_calc_core_pos(mpidr); |
| Venkatesh Yadav Abbarapu | e43258f | 2021-01-10 20:40:16 -0700 | [diff] [blame] | 18 | } |
| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 19 | |
| Maheedhar Bollapalli | 3f6d479 | 2024-11-04 08:44:54 +0000 | [diff] [blame] | 20 | return core_pos; |
| Soren Brinkmann | c828440 | 2016-03-06 20:16:27 -0800 | [diff] [blame] | 21 | } |