1 /* 2 * SPDX-FileCopyrightText: 2021 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_ESP32H2 = 6, //!< ESP32-H2 28 } esp_chip_model_t; 29 30 /* Chip feature flags, used in esp_chip_info_t */ 31 #define CHIP_FEATURE_EMB_FLASH BIT(0) //!< Chip has embedded flash memory 32 #define CHIP_FEATURE_WIFI_BGN BIT(1) //!< Chip has 2.4GHz WiFi 33 #define CHIP_FEATURE_BLE BIT(4) //!< Chip has Bluetooth LE 34 #define CHIP_FEATURE_BT BIT(5) //!< Chip has Bluetooth Classic 35 #define CHIP_FEATURE_IEEE802154 BIT(6) //!< Chip has IEEE 802.15.4 36 #define CHIP_FEATURE_EMB_PSRAM BIT(7) //!< Chip has embedded psram 37 38 /** 39 * @brief The structure represents information about the chip 40 */ 41 typedef struct { 42 esp_chip_model_t model; //!< chip model, one of esp_chip_model_t 43 uint32_t features; //!< bit mask of CHIP_FEATURE_x feature flags 44 uint8_t cores; //!< number of CPU cores 45 uint8_t revision; //!< chip revision number 46 } esp_chip_info_t; 47 48 /** 49 * @brief Fill an esp_chip_info_t structure with information about the chip 50 * @param[out] out_info structure to be filled 51 */ 52 void esp_chip_info(esp_chip_info_t* out_info); 53 54 #if CONFIG_ESP32_ECO3_CACHE_LOCK_FIX 55 /** 56 * @brief Cache lock bug exists or not 57 * 58 * @return 59 * - ture : bug exists 60 * - false : bug not exists 61 */ 62 bool soc_has_cache_lock_bug(void); 63 #endif 64 65 #ifdef __cplusplus 66 } 67 #endif 68
