blob: d1fcf9f2690dd185dfe1e632021bb3cb2076242e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/*
* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <common/debug.h>
#include <power_tracer.h>
#define trace_log(...) INFO("psci: " __VA_ARGS__)
void trace_power_flow(unsigned long mpidr, unsigned char mode)
{
switch (mode) {
case CPU_UP:
trace_log("core %lld:%lld ON\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
(mpidr & MPIDR_CPU_MASK));
break;
case CPU_DOWN:
trace_log("core %lld:%lld OFF\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
(mpidr & MPIDR_CPU_MASK));
break;
case CPU_SUSPEND:
trace_log("core %lld:%lld SUSPEND\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS,
(mpidr & MPIDR_CPU_MASK));
break;
case CLUSTER_UP:
trace_log("cluster %lld ON\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
break;
case CLUSTER_DOWN:
trace_log("cluster %lld OFF\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
break;
case CLUSTER_SUSPEND:
trace_log("cluster %lld SUSPEND\n",
(mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS);
break;
default:
trace_log("unknown power mode\n");
break;
}
}
|
