1 /* 2 * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 #pragma once 8 9 #include <stdbool.h> 10 #include <stdint.h> 11 #include "sdkconfig.h" 12 #include "esp_bit_defs.h" 13 14 #ifdef __cplusplus 15 extern "C" { 16 #endif 17 18 19 /** 20 * @brief Chip models 21 */ 22 typedef enum { 23 CHIP_ESP32 = 1, //!< ESP32 24 CHIP_ESP32S2 = 2, //!< ESP32-S2 25 CHIP_ESP32S3 = 9, //!< ESP32-S3 26 CHIP_ESP32C3 = 5, //!< ESP32-C3 27 CHIP_ESP32C2 = 12, //!< ESP32-C2 28 CHIP_ESP32C6 = 13, //!< ESP32-C6 29 CHIP_ESP32H2 = 16, //!< ESP32-H2 30 CHIP_POSIX_LINUX = 999, //!< The code is running on POSIX/Linux simulator 31 } esp_chip_model_t; 32 33 /* Chip feature flags, used in esp_chip_info_t */ 34 #define CHIP_FEATURE_EMB_FLASH BIT(0) //!< Chip has embedded flash memory 35 #define CHIP_FEATURE_WIFI_BGN BIT(1) //!< Chip has 2.4GHz WiFi 36 #define CHIP_FEATURE_BLE BIT(4) //!< Chip has Bluetooth LE 37 #define CHIP_FEATURE_BT BIT(5) //!< Chip has Bluetooth Classic 38 #define CHIP_FEATURE_IEEE802154 BIT(6) //!< Chip has IEEE 802.15.4 39 #define CHIP_FEATURE_EMB_PSRAM BIT(7) //!< Chip has embedded psram 40 41 /** 42 * @brief The structure represents information about the chip 43 */ 44 typedef struct { 45 esp_chip_model_t model; //!< chip model, one of esp_chip_model_t 46 uint32_t features; //!< bit mask of CHIP_FEATURE_x feature flags 47 uint16_t revision; //!< chip revision number (in format MXX; where M - wafer major version, XX - wafer minor version) 48 uint8_t cores; //!< number of CPU cores 49 } esp_chip_info_t; 50 51 /** 52 * @brief Fill an esp_chip_info_t structure with information about the chip 53 * @param[out] out_info structure to be filled 54 */ 55 void esp_chip_info(esp_chip_info_t* out_info); 56 57 #if CONFIG_ESP32_ECO3_CACHE_LOCK_FIX 58 /** 59 * @brief Cache lock bug exists or not 60 * 61 * @return 62 * - ture : bug exists 63 * - false : bug not exists 64 */ 65 bool soc_has_cache_lock_bug(void); 66 #endif 67 68 #ifdef __cplusplus 69 } 70 #endif 71
