// Copyright 2021 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #pragma once #include #include #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 = 4, //!< ESP32-S3 CHIP_ESP32C3 = 5, //!< ESP32-C3 CHIP_ESP32H2 = 6, //!< ESP32-H2 } 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 /** * @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