esp-idf/components/esp_hw_support/include/esp_chip_info.h

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/*
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* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
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#pragma once
#include <stdbool.h>
#include <stdint.h>
#include "sdkconfig.h"
#include "esp_bit_defs.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Chip models
*/
typedef enum {
CHIP_ESP32 = 1, //!< ESP32
CHIP_ESP32S2 = 2, //!< ESP32-S2
CHIP_ESP32S3 = 9, //!< ESP32-S3
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CHIP_ESP32C3 = 5, //!< ESP32-C3
CHIP_ESP32H2 = 6, //!< ESP32-H2
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CHIP_ESP32C2 = 12, //!< ESP32-C2
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} esp_chip_model_t;
/* Chip feature flags, used in esp_chip_info_t */
#define CHIP_FEATURE_EMB_FLASH BIT(0) //!< Chip has embedded flash memory
#define CHIP_FEATURE_WIFI_BGN BIT(1) //!< Chip has 2.4GHz WiFi
#define CHIP_FEATURE_BLE BIT(4) //!< Chip has Bluetooth LE
#define CHIP_FEATURE_BT BIT(5) //!< Chip has Bluetooth Classic
#define CHIP_FEATURE_IEEE802154 BIT(6) //!< Chip has IEEE 802.15.4
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#define CHIP_FEATURE_EMB_PSRAM BIT(7) //!< Chip has embedded psram
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/**
* @brief The structure represents information about the chip
*/
typedef struct {
esp_chip_model_t model; //!< chip model, one of esp_chip_model_t
uint32_t features; //!< bit mask of CHIP_FEATURE_x feature flags
uint8_t cores; //!< number of CPU cores
uint8_t revision; //!< chip revision number
} esp_chip_info_t;
/**
* @brief Fill an esp_chip_info_t structure with information about the chip
* @param[out] out_info structure to be filled
*/
void esp_chip_info(esp_chip_info_t* out_info);
#if CONFIG_ESP32_ECO3_CACHE_LOCK_FIX
/**
* @brief Cache lock bug exists or not
*
* @return
* - ture : bug exists
* - false : bug not exists
*/
bool soc_has_cache_lock_bug(void);
#endif
#ifdef __cplusplus
}
#endif