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46 lines
966 B
46 lines
966 B
/*
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* Copyright (c) 2017-2018, 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 <platform_def.h>
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#include <lib/psci/psci.h>
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/* The power domain tree descriptor */
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static unsigned char power_domain_tree_desc[] = {
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PLATFORM_SYSTEM_COUNT,
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PLATFORM_CLUSTER_COUNT,
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K3_CLUSTER0_CORE_COUNT,
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K3_CLUSTER1_CORE_COUNT,
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K3_CLUSTER2_CORE_COUNT,
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K3_CLUSTER3_CORE_COUNT,
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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 power_domain_tree_desc;
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}
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int plat_core_pos_by_mpidr(u_register_t mpidr)
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{
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unsigned int cluster = MPIDR_AFFLVL1_VAL(mpidr);
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unsigned int core = MPIDR_AFFLVL0_VAL(mpidr);
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if (MPIDR_AFFLVL3_VAL(mpidr) > 0 ||
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MPIDR_AFFLVL2_VAL(mpidr) > 0) {
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return -1;
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}
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if (cluster > 0)
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core += K3_CLUSTER0_CORE_COUNT;
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if (cluster > 1)
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core += K3_CLUSTER1_CORE_COUNT;
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if (cluster > 2)
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core += K3_CLUSTER2_CORE_COUNT;
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if (cluster > 3)
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return -1;
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return core;
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}
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