blob: 105cf9e0f551ccd46099b9cbc613c1d54143c741 [file] [log] [blame]
/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
#include <platform_def.h>
.global uniphier_calc_core_pos
.global plat_my_core_pos
.globl platform_mem_init
/*
* unsigned int uniphier_calc_core_pos(u_register_t mpidr)
* core_pos = (cluster_id * max_cpus_per_cluster) + core_id
*/
func uniphier_calc_core_pos
and x1, x0, #MPIDR_CPU_MASK
and x0, x0, #MPIDR_CLUSTER_MASK
lsr x0, x0, #MPIDR_AFFINITY_BITS
mov x2, #UNIPHIER_MAX_CPUS_PER_CLUSTER
madd x0, x0, x2, x1
ret
endfunc uniphier_calc_core_pos
func plat_my_core_pos
mrs x0, mpidr_el1
b uniphier_calc_core_pos
endfunc plat_my_core_pos
func platform_mem_init
ret
endfunc platform_mem_init