87 lines
2.8 KiB
C
87 lines
2.8 KiB
C
// Copyright 2018 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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// 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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#pragma once
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#include "esp_err.h"
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#include <freertos/FreeRTOSConfig.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef PTHREAD_STACK_MIN
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#define PTHREAD_STACK_MIN CONFIG_PTHREAD_STACK_MIN
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#endif
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/** pthread configuration structure that influences pthread creation */
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typedef struct {
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size_t stack_size; ///< The stack size of the pthread
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size_t prio; ///< The thread's priority
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bool inherit_cfg; ///< Inherit this configuration further
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const char* thread_name; ///< The thread name.
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int pin_to_core; ///< The core id to pin the thread to. Has the same value range as xCoreId argument of xTaskCreatePinnedToCore.
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} esp_pthread_cfg_t;
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/**
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* @brief Creates a default pthread configuration based
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* on the values set via menuconfig.
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*
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* @return
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* A default configuration structure.
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*/
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esp_pthread_cfg_t esp_pthread_get_default_config(void);
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/**
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* @brief Configure parameters for creating pthread
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*
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* This API allows you to configure how the subsequent
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* pthread_create() call will behave. This call can be used to setup
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* configuration parameters like stack size, priority, configuration
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* inheritance etc.
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*
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* If the 'inherit' flag in the configuration structure is enabled,
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* then the same configuration is also inherited in the thread
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* subtree.
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*
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* @note Passing non-NULL attributes to pthread_create() will override
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* the stack_size parameter set using this API
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*
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* @param cfg The pthread config parameters
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*
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* @return
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* - ESP_OK if configuration was successfully set
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* - ESP_ERR_NO_MEM if out of memory
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* - ESP_ERR_INVALID_ARG if stack_size is less than PTHREAD_STACK_MIN
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*/
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esp_err_t esp_pthread_set_cfg(const esp_pthread_cfg_t *cfg);
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/**
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* @brief Get current pthread creation configuration
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*
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* This will retrieve the current configuration that will be used for
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* creating threads.
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*
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* @param p Pointer to the pthread config structure that will be
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* updated with the currently configured parameters
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*
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* @return
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* - ESP_OK if the configuration was available
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* - ESP_ERR_NOT_FOUND if a configuration wasn't previously set
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*/
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esp_err_t esp_pthread_get_cfg(esp_pthread_cfg_t *p);
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#ifdef __cplusplus
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}
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#endif
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