2015-04-13 07:47:57 +01:00
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/*
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2016-07-11 09:05:23 +01:00
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* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
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2015-04-13 07:47:57 +01:00
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*
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2017-05-03 09:38:09 +01:00
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* SPDX-License-Identifier: BSD-3-Clause
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2015-04-13 07:47:57 +01:00
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*/
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2016-07-11 09:05:23 +01:00
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#include <arch.h>
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#include <debug.h>
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#include <power_tracer.h>
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2015-04-13 07:47:57 +01:00
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2016-07-11 09:05:23 +01:00
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#define trace_log(...) INFO("psci: " __VA_ARGS__)
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2015-04-13 07:47:57 +01:00
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2016-07-11 09:05:23 +01:00
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void trace_power_flow(unsigned long mpidr, unsigned char mode)
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{
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switch (mode) {
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case CPU_UP:
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trace_log("core %ld:%ld ON\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
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(mpidr & MPIDR_CPU_MASK));
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break;
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case CPU_DOWN:
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trace_log("core %ld:%ld OFF\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
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(mpidr & MPIDR_CPU_MASK));
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break;
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case CPU_SUSPEND:
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trace_log("core %ld:%ld SUSPEND\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
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(mpidr & MPIDR_CPU_MASK));
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break;
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case CLUSTER_UP:
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trace_log("cluster %ld ON\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
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break;
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case CLUSTER_DOWN:
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trace_log("cluster %ld OFF\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
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break;
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case CLUSTER_SUSPEND:
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trace_log("cluster %ld SUSPEND\n",
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(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
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break;
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default:
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trace_log("unknown power mode\n");
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break;
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}
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}
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