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59 lines
2.0 KiB
59 lines
2.0 KiB
/*
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* Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <plat/arm/common/plat_arm.h>
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/* Topology */
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typedef struct n1sdp_topology {
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const unsigned char *power_tree;
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unsigned int plat_cluster_core_count;
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} n1sdp_topology_t;
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/*
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* The power domain tree descriptor. The cluster power domains are
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* arranged so that when the PSCI generic code creates the power domain tree,
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* the indices of the CPU power domain nodes it allocates match the linear
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* indices returned by plat_core_pos_by_mpidr().
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*/
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const unsigned char n1sdp_pd_tree_desc[] = {
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PLAT_N1SDP_CHIP_COUNT,
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PLAT_ARM_CLUSTER_COUNT,
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PLAT_ARM_CLUSTER_COUNT,
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N1SDP_MAX_CPUS_PER_CLUSTER,
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N1SDP_MAX_CPUS_PER_CLUSTER,
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N1SDP_MAX_CPUS_PER_CLUSTER,
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N1SDP_MAX_CPUS_PER_CLUSTER
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};
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/* Topology configuration for n1sdp */
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const n1sdp_topology_t n1sdp_topology = {
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.power_tree = n1sdp_pd_tree_desc,
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.plat_cluster_core_count = N1SDP_MAX_CPUS_PER_CLUSTER
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};
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/*******************************************************************************
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* This function returns the topology tree information.
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******************************************************************************/
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const unsigned char *plat_get_power_domain_tree_desc(void)
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{
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return n1sdp_topology.power_tree;
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}
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/*******************************************************************************
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* This function returns the core count within the cluster corresponding to
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* `mpidr`.
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******************************************************************************/
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unsigned int plat_arm_get_cluster_core_count(u_register_t mpidr)
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{
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return n1sdp_topology.plat_cluster_core_count;
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}
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/*******************************************************************************
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* The array mapping platform core position (implemented by plat_my_core_pos())
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* to the SCMI power domain ID implemented by SCP.
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******************************************************************************/
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const uint32_t plat_css_core_pos_to_scmi_dmn_id_map[PLATFORM_CORE_COUNT] = {
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0, 1, 2, 3, 4, 5, 6, 7};
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