xref: /rk3399_ARM-atf/plat/xilinx/versal/plat_versal.c (revision e43258fa0055b3d9b22be63dbe7ea9dd9ffc794f)
1f91c3cb1SSiva Durga Prasad Paladugu /*
2d4821739STejas Patel  * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
3f91c3cb1SSiva Durga Prasad Paladugu  *
4f91c3cb1SSiva Durga Prasad Paladugu  * SPDX-License-Identifier: BSD-3-Clause
5f91c3cb1SSiva Durga Prasad Paladugu  */
609d40e0eSAntonio Nino Diaz 
7d4821739STejas Patel #include <plat_private.h>
809d40e0eSAntonio Nino Diaz #include <plat/common/platform.h>
909d40e0eSAntonio Nino Diaz 
10f91c3cb1SSiva Durga Prasad Paladugu int plat_core_pos_by_mpidr(u_register_t mpidr)
11f91c3cb1SSiva Durga Prasad Paladugu {
12*e43258faSVenkatesh Yadav Abbarapu 	if (mpidr & MPIDR_CLUSTER_MASK) {
13f91c3cb1SSiva Durga Prasad Paladugu 		return -1;
14*e43258faSVenkatesh Yadav Abbarapu 	}
15f91c3cb1SSiva Durga Prasad Paladugu 
16*e43258faSVenkatesh Yadav Abbarapu 	if ((mpidr & MPIDR_CPU_MASK) >= PLATFORM_CORE_COUNT) {
17f91c3cb1SSiva Durga Prasad Paladugu 		return -1;
18*e43258faSVenkatesh Yadav Abbarapu 	}
19f91c3cb1SSiva Durga Prasad Paladugu 
20f91c3cb1SSiva Durga Prasad Paladugu 	return versal_calc_core_pos(mpidr);
21f91c3cb1SSiva Durga Prasad Paladugu }
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