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1 /*
2  * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <neoverse_n1.h>
8 #include <cpuamu.h>
9 #include <lib/el3_runtime/pubsub_events.h>
10 
neoverse_n1_context_save(const void * arg)11 static void *neoverse_n1_context_save(const void *arg)
12 {
13 	if (midr_match(NEOVERSE_N1_MIDR) != 0)
14 		cpuamu_context_save(NEOVERSE_N1_AMU_NR_COUNTERS);
15 
16 	return (void *)0;
17 }
18 
neoverse_n1_context_restore(const void * arg)19 static void *neoverse_n1_context_restore(const void *arg)
20 {
21 	if (midr_match(NEOVERSE_N1_MIDR) != 0)
22 		cpuamu_context_restore(NEOVERSE_N1_AMU_NR_COUNTERS);
23 
24 	return (void *)0;
25 }
26 
27 SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_start, neoverse_n1_context_save);
28 SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_finish, neoverse_n1_context_restore);
29