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	66fb5a29bb
	
	
	
		
			
			Apply the pre-commit hook whitespace fixes to all files in the repo. (Line endings, blank lines at end of file, trailing whitespace)
		
			
				
	
	
		
			81 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
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| //
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| // Licensed under the Apache License, Version 2.0 (the "License");
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| // you may not use this file except in compliance with the License.
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| // You may obtain a copy of the License at
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| //
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| //     http://www.apache.org/licenses/LICENSE-2.0
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| //
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| // Unless required by applicable law or agreed to in writing, software
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| // distributed under the License is distributed on an "AS IS" BASIS,
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| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| // See the License for the specific language governing permissions and
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| // limitations under the License.
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| 
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| #ifndef _xtensa_perfmon_apis_H_
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| #define _xtensa_perfmon_apis_H_
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| #include "xtensa_perfmon_access.h"
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| #include "xtensa_perfmon_masks.h"
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| 
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| #ifdef __cplusplus
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| extern "C"
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| {
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| #endif
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| 
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| 
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| /**
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|  * @brief Performance monitor configuration structure
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|  *
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|  * Structure to configure performance counter to measure dedicated function
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|  */
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| typedef struct xtensa_perfmon_config {
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|     int repeat_count;       /*!< how much times function will be called before the calback will be repeated */
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|     float max_deviation;    /*!<  Difference between min and max counter number 0..1, 0 - no difference, 1 - not used */
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|     void *call_params;      /*!<  This pointer will be passed to the call_function as a parameter */
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|     void (*call_function)(void *params); /*!< pointer to the function that have to be called */
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|     void (*callback)(void *params, uint32_t select, uint32_t mask, uint32_t value); /*!< pointer to the function that will be called with result parameters */
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|     void *callback_params;  /*!<  parameter that will be passed to the callback */
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|     int tracelevel;         /*!<  trace level for all counters.
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|                                   In case of negative value, the filter will be ignored.
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|                                   If it's >=0, then the perfmon will count only when interrupt level > tracelevel. It's useful to monitor interrupts. */
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|     uint32_t  counters_size;/*!<  amount of counter in the list */
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|     const uint32_t *select_mask;  /*!<  list of the select/mask parameters */
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| } xtensa_perfmon_config_t;
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| 
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| 
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| /**
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|  * @brief      Execute PM
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|  *
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|  * Execute performance counter for dedicated function with defined parameters
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|  *
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|  * @param[in] config: pointer to the configuration structure
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|  *
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|  * @return
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|  *      - ESP_OK if no errors
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|  *      - ESP_ERR_INVALID_ARG if one of the required parameters not defined
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|  *      - ESP_FAIL - counter overflow
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|  */
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| esp_err_t xtensa_perfmon_exec(const xtensa_perfmon_config_t *config);
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| 
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| /**
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|  * @brief      Dump PM results
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|  *
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|  * Callback to dump perfmon result to a FILE* stream specified in
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|  * perfmon_config_t::callback_params. If callback_params is set to NULL, will print to stdout
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|  *
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|  * @param[in] params:   used parameters passed from configuration (callback_params).
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|  *                      This parameter expected as FILE* hanle, where data will be stored.
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|  *                      If this parameter NULL, then data will be stored to the stdout.
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|  * @param[in] select:   select value for current counter
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|  * @param[in] mask:     mask value for current counter
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|  * @param[in] value:    counter value for current counter
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|  *
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|  */
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| void xtensa_perfmon_view_cb(void *params, uint32_t select, uint32_t mask, uint32_t value);
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| 
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| #ifdef __cplusplus
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| }
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| #endif
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| 
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| #endif // _xtensa_perfmon_apis_H_
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