xref: /rk3399_ARM-atf/plat/xilinx/zynqmp/plat_zynqmp.c (revision 09d40e0e08283a249e7dce0e106c07c5141f9b7e)
1c8284409SSoren Brinkmann /*
2bde25ae2SAntonio Nino Diaz  * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
3c8284409SSoren Brinkmann  *
482cb2c1aSdp-arm  * SPDX-License-Identifier: BSD-3-Clause
5c8284409SSoren Brinkmann  */
6c8284409SSoren Brinkmann 
7*09d40e0eSAntonio Nino Diaz #include <plat/common/platform.h>
8*09d40e0eSAntonio Nino Diaz 
9bde25ae2SAntonio Nino Diaz #include "zynqmp_private.h"
10c8284409SSoren Brinkmann 
11c8284409SSoren Brinkmann int plat_core_pos_by_mpidr(u_register_t mpidr)
12c8284409SSoren Brinkmann {
13c8284409SSoren Brinkmann 	if (mpidr & MPIDR_CLUSTER_MASK)
14c8284409SSoren Brinkmann 		return -1;
15c8284409SSoren Brinkmann 
16c8284409SSoren Brinkmann 	if ((mpidr & MPIDR_CPU_MASK) >= PLATFORM_CORE_COUNT)
17c8284409SSoren Brinkmann 		return -1;
18c8284409SSoren Brinkmann 
19bde25ae2SAntonio Nino Diaz 	return zynqmp_calc_core_pos(mpidr);
20c8284409SSoren Brinkmann }
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