1 // Copyright 2016-2017 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #pragma once
16 
17 #include "sdkconfig.h"
18 
19 #ifdef __cplusplus
20 extern "C" {
21 #endif
22 
23 typedef enum {
24     ESP_PM_TRACE_IDLE,
25     ESP_PM_TRACE_TICK,
26     ESP_PM_TRACE_FREQ_SWITCH,
27     ESP_PM_TRACE_CCOMPARE_UPDATE,
28     ESP_PM_TRACE_ISR_HOOK,
29     ESP_PM_TRACE_SLEEP,
30     ESP_PM_TRACE_TYPE_MAX
31 } esp_pm_trace_event_t;
32 
33 void esp_pm_trace_init(void);
34 void esp_pm_trace_enter(esp_pm_trace_event_t event, int core_id);
35 void esp_pm_trace_exit(esp_pm_trace_event_t event, int core_id);
36 
37 #ifdef CONFIG_PM_TRACE
38 
39 #define ESP_PM_TRACE_ENTER(event, core_id)   \
40             esp_pm_trace_enter(ESP_PM_TRACE_ ## event, core_id)
41 #define ESP_PM_TRACE_EXIT(event, core_id)    \
42             esp_pm_trace_exit(ESP_PM_TRACE_ ## event, core_id)
43 
44 #else // CONFIG_PM_TRACE
45 
46 #define ESP_PM_TRACE_ENTER(type, core_id) do { (void) core_id; } while(0)
47 #define ESP_PM_TRACE_EXIT(type, core_id)  do { (void) core_id; } while(0)
48 
49 #endif // CONFIG_PM_TRACE
50 
51 #ifdef __cplusplus
52 }
53 #endif
54